/* ============================================================
   Landing Page — ShareYourAI v3 Brand (Neo-Brutalism)
   Palette: deep navy + warm orange + cream
   Typography: Bricolage Grotesque + Hanken Grotesk + Fraunces + JetBrains Mono

   Depends on:
     themes/variables.css        (global)
     themes/public-variables.css (legacy --pub-* tokens, still used)
     themes/public-variables-v3.css (--brand-v3-* tokens, primary)

   Body class required: .landing-page
   ============================================================ */

/* ========== Global base (scoped to landing) ========== */
body.landing-page {
    font-family: var(--brand-v3-sans);
    color: var(--brand-v3-ink);
    background: var(--brand-v3-cream);
    line-height: 1.55;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
    overflow-x: hidden;
    position: relative;
}

/* 不要用 color: inherit — 會覆蓋 .landing-btn-primary 等明確顏色 (specificity) */
body.landing-page a {
    text-decoration: none;
}

body.landing-page img,
body.landing-page svg {
    display: block;
    max-width: 100%;
}

/* ========== Page progress bar (keep for inline script) ========== */
.page-progress-bar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: transparent;
    z-index: 1000;
    pointer-events: none;
}
.page-progress-bar .progress-line {
    height: 100%;
    width: 0;
    background: var(--brand-v3-orange);
    transition: width 0.3s ease;
    transform-origin: left;
}
.page-progress-bar.active .progress-line {
    width: 100%;
    transition: width 2s cubic-bezier(0.2, 0.8, 0.2, 1);
}

/* ========== Typography utilities ========== */
/* 只設字型族，不設 margin/line-height/color — 避免 specificity (0-1-1) 覆蓋各 component class (0-1-0) 的明確設定 */
.landing-page h1,
.landing-page h2,
.landing-page h3,
.landing-page h4 {
    font-family: var(--brand-v3-display);
    font-weight: 800;
    font-variation-settings: "opsz" 96, "wdth" 95;
    letter-spacing: -0.035em;
}

.landing-page em {
    font-family: var(--brand-v3-serif);
    font-style: italic;
    font-weight: 500;
    font-variation-settings: "opsz" 144;
    letter-spacing: -0.015em;
    color: var(--brand-v3-orange);
}

[data-theme="dark"] .landing-page em {
    color: var(--brand-v3-orange);
}

/* ============================================================
   NAV
   ============================================================ */
.landing-nav {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(253, 251, 245, 0.88);
    backdrop-filter: saturate(1.4) blur(14px);
    -webkit-backdrop-filter: saturate(1.4) blur(14px);
    border-bottom: 2px solid transparent;
    transition: border-color 0.25s ease, background 0.25s ease;
}

[data-theme="dark"] .landing-nav {
    background: rgba(20, 27, 44, 0.88);
}

.landing-nav.scrolled {
    border-bottom-color: var(--brand-v3-navy);
}

.landing-nav-inner {
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: 40px;
    align-items: center;
    padding: 18px 32px;
    max-width: var(--brand-v3-maxw);
    margin: 0 auto;
}

.landing-logo {
    display: inline-flex;
    align-items: center;
}

.landing-logo-img {
    height: 28px;
    width: auto;
}

.landing-nav-menu {
    display: flex;
    gap: 2px;
    align-items: center;
    justify-content: center;
}

.landing-nav-menu a {
    padding: 10px 16px;
    font-size: 14.5px;
    font-weight: 500;
    color: var(--brand-v3-ink-soft);
    border-radius: 999px;
    transition: background 0.2s ease, color 0.2s ease;
}

.landing-nav-menu a:hover {
    background: var(--brand-v3-navy);
    color: var(--brand-v3-cream);
}

.landing-nav-cta {
    display: flex;
    gap: 10px;
    align-items: center;
}

.landing-lang-switcher {
    font-family: var(--brand-v3-mono);
    font-size: 11px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--brand-v3-muted);
}

/* Override LanguageSwitcher (dropdown mode) 為 v3 原版「繁中 ⌄」風格：純文字 mono + 小箭頭 */
.landing-page .landing-lang-switcher .lang-dropdown__trigger {
    background: transparent;
    border: 0;
    padding: 10px 12px;
    color: var(--brand-v3-muted);
    font-family: var(--brand-v3-mono);
    font-size: 11px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    font-weight: 600;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    box-shadow: none;
    border-radius: 0;
    transition: color 0.2s ease;
}

.landing-page .landing-lang-switcher .lang-dropdown__trigger:hover {
    color: var(--brand-v3-navy);
    background: transparent;
    border: 0;
    box-shadow: none;
}

.landing-page .landing-lang-switcher .lang-name,
.landing-page .landing-lang-switcher .lang-code {
    font-family: inherit;
    font-size: inherit;
    letter-spacing: inherit;
}

.landing-page .landing-lang-switcher .lang-arrow {
    width: 10px;
    height: 10px;
    color: currentColor;
    transition: transform 0.25s ease;
}

.landing-page .landing-lang-switcher .lang-dropdown--open .lang-arrow {
    transform: rotate(180deg);
}

/* Dropdown menu — Neo-Brutalism 風格硬邊框 */
.landing-page .landing-lang-switcher .lang-dropdown__menu {
    background: var(--brand-v3-paper);
    border: 2px solid var(--brand-v3-navy);
    border-radius: 12px;
    box-shadow: 3px 3px 0 var(--brand-v3-navy);
    padding: 6px;
    min-width: 140px;
    margin-top: 6px;
}

.landing-page .landing-lang-switcher .lang-option {
    background: transparent;
    border: 0;
    padding: 8px 12px;
    color: var(--brand-v3-navy);
    font-family: var(--brand-v3-sans);
    font-size: 13.5px;
    font-weight: 500;
    border-radius: 8px;
    width: 100%;
    text-align: left;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: background 0.15s ease;
}

.landing-page .landing-lang-switcher .lang-option:hover {
    background: var(--brand-v3-butter);
}

.landing-page .landing-lang-switcher .lang-option--active {
    background: var(--brand-v3-navy);
    color: var(--brand-v3-cream);
    font-weight: 700;
}

.landing-page .landing-lang-switcher .lang-option--active:hover {
    background: var(--brand-v3-navy-2);
}

.landing-page .landing-lang-switcher .lang-check {
    margin-left: auto;
    width: 14px;
    height: 14px;
}

/* Mobile menu lang switcher：深色 overlay 下文字要 cream */
.landing-page .landing-mobile-lang-switcher .lang-dropdown__trigger {
    background: transparent;
    border: 2px solid rgba(253, 251, 245, 0.3);
    padding: 12px 18px;
    color: var(--brand-v3-cream);
    font-family: var(--brand-v3-mono);
    font-size: 12px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    font-weight: 700;
    border-radius: 999px;
    width: auto;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    box-shadow: none;
}

.landing-page .landing-mobile-lang-switcher .lang-dropdown__trigger:hover {
    background: rgba(253, 251, 245, 0.08);
    color: var(--brand-v3-cream);
    border-color: var(--brand-v3-cream);
}

.landing-page .landing-mobile-lang-switcher .lang-dropdown__menu {
    background: var(--brand-v3-cream);
    border: 2px solid var(--brand-v3-navy);
    border-radius: 12px;
    box-shadow: 3px 3px 0 var(--brand-v3-navy);
}

.landing-page .landing-mobile-lang-switcher .lang-option {
    color: var(--brand-v3-navy);
    font-family: var(--brand-v3-sans);
}

.landing-page .landing-mobile-lang-switcher .lang-option--active {
    background: var(--brand-v3-navy);
    color: var(--brand-v3-cream);
}

.landing-nav-login,
.landing-nav-start {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 11px 18px;
    font-family: var(--brand-v3-sans);
    font-weight: 700;
    font-size: 13.5px;
    letter-spacing: -0.005em;
    border-radius: 999px;
    border: 2px solid var(--brand-v3-navy);
    white-space: nowrap;
    transition: transform 0.22s cubic-bezier(0.2, 0.8, 0.2, 1),
                box-shadow 0.22s ease, background 0.22s ease;
}

.landing-nav-login {
    background: transparent;
    color: var(--brand-v3-navy);
    box-shadow: none;
}

.landing-nav-login:hover {
    background: var(--brand-v3-navy);
    color: var(--brand-v3-cream);
    box-shadow: 3px 3px 0 var(--brand-v3-orange);
}

.landing-nav-start {
    background: var(--brand-v3-navy);
    color: var(--brand-v3-cream);
    box-shadow: 2px 2px 0 var(--brand-v3-orange-deep);
}

.landing-nav-start:hover {
    background: var(--brand-v3-navy-2);
    box-shadow: 4px 4px 0 var(--brand-v3-orange-deep);
    transform: translate(-1px, -1px);
}

/* ============================================================
   登入用戶 nav：頭像觸發 + dropdown（Neo-Brutalism）
   ============================================================ */
.landing-user-menu {
    position: relative;
    display: inline-flex;
}

.landing-user-trigger {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 5px 12px 5px 5px;
    background: var(--brand-v3-paper);
    border: 2px solid var(--brand-v3-navy);
    border-radius: 999px;
    font-family: var(--brand-v3-sans);
    font-weight: 700;
    font-size: 13px;
    color: var(--brand-v3-navy);
    cursor: pointer;
    box-shadow: 2px 2px 0 var(--brand-v3-navy);
    transition: box-shadow 0.18s ease, transform 0.18s ease;
}
.landing-user-trigger:hover {
    box-shadow: 3px 3px 0 var(--brand-v3-orange);
    transform: translate(-1px, -1px);
}
.landing-user-trigger[aria-expanded="true"] {
    box-shadow: 1px 1px 0 var(--brand-v3-orange);
    transform: translate(1px, 1px);
}

.landing-user-avatar-img,
.landing-user-avatar-fallback {
    width: 26px;
    height: 26px;
    border-radius: 50%;
    border: 2px solid var(--brand-v3-navy);
    background: var(--brand-v3-butter);
    color: var(--brand-v3-navy);
    object-fit: cover;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.landing-user-avatar-fallback svg {
    width: 14px;
    height: 14px;
    stroke-width: 2.5;
}

.landing-user-name {
    max-width: 120px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    letter-spacing: -0.005em;
}

.landing-user-caret {
    width: 14px;
    height: 14px;
    stroke-width: 2.5;
    transition: transform 0.18s ease;
}
.landing-user-trigger[aria-expanded="true"] .landing-user-caret {
    transform: rotate(180deg);
}

.landing-user-dropdown {
    position: absolute;
    top: calc(100% + 10px);
    right: 0;
    min-width: 240px;
    background: var(--brand-v3-paper);
    border: 2px solid var(--brand-v3-navy);
    border-radius: 14px;
    box-shadow: 4px 4px 0 var(--brand-v3-navy);
    padding: 8px 0;
    z-index: 1000;
    animation: landingUserDropdownIn 0.16s cubic-bezier(0.2, 0.8, 0.2, 1);
}
.landing-user-dropdown[hidden] {
    display: none;
}

@keyframes landingUserDropdownIn {
    from { opacity: 0; transform: translateY(-4px); }
    to   { opacity: 1; transform: translateY(0); }
}

.landing-user-dropdown-header {
    padding: 10px 16px 12px;
}
.landing-user-name-full {
    font-family: var(--brand-v3-sans);
    font-weight: 700;
    font-size: 14px;
    color: var(--brand-v3-navy);
    letter-spacing: -0.01em;
    line-height: 1.3;
}
.landing-user-email {
    font-family: var(--brand-v3-mono);
    font-size: 11px;
    color: var(--brand-v3-navy-2);
    margin-top: 3px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.landing-user-dropdown-divider {
    height: 2px;
    background: var(--brand-v3-navy);
    opacity: 0.15;
    margin: 4px 0;
}

/* Dropdown 內主 CTA：進入控制台（文字強調版，無實心底色） */
.landing-user-dropdown-cta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 12px 16px;
    background: transparent;
    color: var(--brand-v3-navy);
    font-family: var(--brand-v3-sans);
    font-weight: 700;
    font-size: 14px;
    letter-spacing: -0.005em;
    text-decoration: none;
    transition: background 0.15s ease, color 0.15s ease;
}
.landing-user-dropdown-cta:hover {
    background: var(--brand-v3-butter);
    color: var(--brand-v3-orange-deep);
}
.landing-user-dropdown-cta .arr {
    font-family: var(--brand-v3-mono);
    font-size: 16px;
    font-weight: 700;
    color: var(--brand-v3-orange-deep);
    transition: transform 0.2s cubic-bezier(0.2, 0.8, 0.2, 1);
}
.landing-user-dropdown-cta:hover .arr {
    transform: translateX(3px);
}

.landing-user-dropdown-item {
    display: flex;
    align-items: center;
    gap: 10px;
    width: 100%;
    padding: 10px 16px;
    background: transparent;
    border: 0;
    font-family: var(--brand-v3-sans);
    font-weight: 600;
    font-size: 13px;
    color: var(--brand-v3-navy);
    text-align: left;
    text-decoration: none;
    cursor: pointer;
    transition: background 0.15s ease;
}
.landing-user-dropdown-item:hover {
    background: var(--brand-v3-butter);
}
.landing-user-dropdown-item svg {
    width: 16px;
    height: 16px;
    stroke-width: 2.2;
    flex-shrink: 0;
    color: var(--brand-v3-orange-deep);
}
.landing-user-dropdown-logout {
    color: var(--brand-v3-orange-deep);
}
.landing-user-dropdown-logout svg {
    color: var(--brand-v3-orange-deep);
}
.landing-user-dropdown-logout:hover {
    background: rgba(232, 90, 26, 0.08);
}

/* ============================================================
   登入用戶 mobile menu：頭像區 + 用戶選單
   ============================================================ */
.landing-mobile-user {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 16px;
    background: var(--brand-v3-butter);
    border: 2px solid var(--brand-v3-cream);
    border-radius: 14px;
    box-shadow: 3px 3px 0 var(--brand-v3-cream);
    margin-bottom: 0;
    cursor: pointer;
    list-style: none;          /* 移除 <summary> 預設三角 */
    user-select: none;
}
/* 移除 webkit <summary> 預設揭露三角 */
.landing-mobile-user::-webkit-details-marker {
    display: none;
}

/* 頭像 accordion 容器 */
.landing-mobile-user-accordion {
    margin-top: 8px;
}

/* 展開指示箭頭：展開時旋轉 180° */
.landing-mobile-user-caret {
    margin-left: auto;
    flex-shrink: 0;
    width: 20px;
    height: 20px;
    color: var(--brand-v3-navy-2);
    transition: transform 0.25s ease;
}
.landing-mobile-user-accordion[open] .landing-mobile-user-caret {
    transform: rotate(180deg);
}
.landing-mobile-user-avatar,
.landing-mobile-user-avatar-fallback {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    border: 2px solid var(--brand-v3-navy);
    background: var(--brand-v3-paper);
    color: var(--brand-v3-navy);
    object-fit: cover;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.landing-mobile-user-avatar-fallback svg {
    width: 20px;
    height: 20px;
    stroke-width: 2.5;
}
.landing-mobile-user-info {
    min-width: 0;
    flex: 1;
}
.landing-mobile-user-name {
    font-family: var(--brand-v3-sans);
    font-weight: 700;
    font-size: 16px;
    color: var(--brand-v3-navy);
    letter-spacing: -0.01em;
}
.landing-mobile-user-email {
    font-family: var(--brand-v3-mono);
    font-size: 11px;
    color: var(--brand-v3-navy-2);
    margin-top: 2px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.landing-mobile-user-menu {
    display: flex;
    flex-direction: column;
    margin: 12px 0;
    border: 2px solid var(--brand-v3-cream);
    border-radius: 14px;
    background: var(--brand-v3-paper);
    overflow: hidden;
}
.landing-mobile-user-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 18px;
    background: transparent;
    border: 0;
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
    font-family: var(--brand-v3-sans);
    font-weight: 600;
    font-size: 15px;
    color: var(--brand-v3-navy);
    text-align: left;
    text-decoration: none;
    cursor: pointer;
}
.landing-mobile-user-item:last-child {
    border-bottom: 0;
}
.landing-mobile-user-item svg {
    width: 18px;
    height: 18px;
    stroke-width: 2.2;
    color: var(--brand-v3-orange-deep);
    flex-shrink: 0;
}
.landing-mobile-user-logout {
    color: var(--brand-v3-orange-deep);
}

.landing-mobile-menu-btn {
    display: none;
    background: var(--brand-v3-paper);
    border: 2px solid var(--brand-v3-navy);
    border-radius: 10px;
    color: var(--brand-v3-navy);
    padding: 8px;
    cursor: pointer;
    box-shadow: var(--brand-v3-shadow-sm);
    transition: box-shadow 0.2s ease, transform 0.2s ease;
}

.landing-mobile-menu-btn:hover {
    box-shadow: var(--brand-v3-shadow-md);
    transform: translate(-1px, -1px);
}

.landing-mobile-menu {
    position: fixed;
    inset: 0;
    z-index: 200;
    background: rgba(21, 33, 58, 0.96);
    backdrop-filter: blur(20px);
    display: flex;
    flex-direction: column;
    transform: translateX(100%);
    transition: transform 0.35s cubic-bezier(0.2, 0.8, 0.2, 1);
    overflow: hidden;            /* 捲動交給 .landing-mobile-menu-scroll */
}

.landing-mobile-menu.open {
    transform: translateX(0);
}

/* 固定頂部列：語言切換（左）+ 關閉（右） */
.landing-mobile-menu-bar {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 16px 20px;
    border-bottom: 1.5px dashed rgba(253, 251, 245, 0.2);
}

/* 可捲動內容區（解決漢堡內容捲不動） */
.landing-mobile-menu-scroll {
    flex: 1;
    min-height: 0;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    overscroll-behavior: contain;
    display: flex;
    flex-direction: column;
    padding: 24px 28px 40px;
}

.landing-mobile-menu-close {
    flex-shrink: 0;
    background: transparent;
    border: 2px solid var(--brand-v3-cream);
    border-radius: 50%;
    color: var(--brand-v3-cream);
    padding: 10px;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.landing-mobile-menu-nav {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.landing-mobile-menu-link {
    padding: 14px 18px;
    font-family: var(--brand-v3-display);
    font-weight: 700;
    font-size: 22px;
    color: var(--brand-v3-cream);
    border-bottom: 1.5px dashed rgba(253, 251, 245, 0.2);
}

.landing-mobile-menu-link:hover {
    color: var(--brand-v3-orange);
}

.landing-mobile-lang-switcher {
    margin: 0;
}

.landing-mobile-menu-cta {
    margin-top: auto;
    display: flex;
    gap: 10px;
    flex-direction: column;
}

.landing-mobile-login,
.landing-mobile-start {
    display: flex;
    justify-content: center;
    padding: 14px 20px;
    font-family: var(--brand-v3-sans);
    font-weight: 700;
    border-radius: 999px;
    border: 2px solid var(--brand-v3-cream);
}

.landing-mobile-login {
    background: transparent;
    color: var(--brand-v3-cream);
}

.landing-mobile-start {
    background: var(--brand-v3-orange);
    color: #fff;
    border-color: var(--brand-v3-cream);
    box-shadow: 3px 3px 0 var(--brand-v3-cream);
}

/* 登入用戶 CTA 元件（.landing-user-menu）的隱藏 breakpoint 獨立於
   landing nav 主響應規則。原因：此元件由 _landing_nav_cta.html 共用 partial 提供，
   被 help_ssr 等其他模板宿主使用，宿主的 mobile breakpoint 可能不同（如 help 是 1080）。
   統一在 1080 隱藏 → 進入 mobile drawer，宿主透過 _landing_mobile_cta.html 提供 mobile 版用戶區 */
@media (max-width: 1080px) {
    .landing-user-menu {
        display: none !important;
    }
}

/* 漢堡選單觸發：
   1. 寬度 ≤ 1366：涵蓋到 iPad Pro 12.9" 橫式（1366×1024）以下所有裝置
   2. OR 觸控優先裝置 (hover:none + pointer:coarse)：2-in-1 平板 / Surface 等
   保留 >1366 非觸控（MacBook Air 1440+ / 桌機）用 desktop nav */
@media (max-width: 1366px),
       (hover: none) and (pointer: coarse) {
    .landing-nav-menu,
    .landing-nav-login,
    .landing-nav-start,
    .landing-lang-switcher {
        display: none !important;
    }
    .landing-mobile-menu-btn {
        display: inline-flex;
    }
    .landing-nav-cta {
        justify-self: end;
        margin-left: auto;
    }
    .landing-nav-inner {
        padding: 16px 20px;
    }
}

/* 手機 + 平板直式（≤820）：nav 縮小 padding + logo 尺寸保護 */
@media (max-width: 820px) {
    .landing-nav-inner {
        padding: 14px 20px;
        gap: 12px;
        grid-template-columns: auto 1fr auto;
    }
    .landing-logo-img {
        height: 24px;
        max-width: 160px;
        object-fit: contain;
    }
}

/* ============================================================
   HERO
   ============================================================ */
.landing-hero {
    position: relative;
    padding: 56px 0 72px;
    overflow: hidden;
}

/* Giant background word */
.landing-hero-bg-word {
    position: absolute;
    left: -4%;
    bottom: -18%;
    font-family: var(--brand-v3-display);
    font-weight: 900;
    font-variation-settings: "opsz" 96, "wdth" 75;
    font-size: clamp(200px, 34vw, 480px);
    letter-spacing: -0.07em;
    line-height: 0.8;
    color: var(--brand-v3-navy);
    opacity: 0.03;
    pointer-events: none;
    user-select: none;
    z-index: 0;
}

[data-theme="dark"] .landing-hero-bg-word {
    opacity: 0.05;
}

/* Hide legacy blob decorations (HTML may still include them) */
.landing-hero-bg-blob {
    display: none;
}

.landing-hero-inner {
    max-width: var(--brand-v3-maxw);
    margin: 0 auto;
    padding: 0 32px;
    position: relative;
    z-index: 1;
}

.landing-hero-grid {
    display: grid;
    grid-template-columns: 1.1fr 1fr;
    gap: 64px;
    align-items: center;
    position: relative;
}

.landing-hero-content > * {
    animation: v3FadeUp 0.9s cubic-bezier(0.2, 0.8, 0.2, 1) both;
}
.landing-hero-content .landing-hero-badge { animation-delay: 0.05s; }
.landing-hero-content .landing-hero-title { animation-delay: 0.15s; }
.landing-hero-content .landing-hero-desc  { animation-delay: 0.3s; }
.landing-hero-content .landing-hero-buttons { animation-delay: 0.4s; }
.landing-hero-content .landing-hero-features { animation-delay: 0.5s; }

.landing-hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--brand-v3-mono);
    font-size: 11.5px;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--brand-v3-navy);
    padding: 8px 14px;
    border-radius: 999px;
    background: var(--brand-v3-butter);
    border: 1.5px solid var(--brand-v3-navy);
    box-shadow: var(--brand-v3-shadow-sm);
    margin-bottom: 24px;
}

.landing-hero-badge-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--brand-v3-orange);
    animation: v3Pulse 1.8s ease-in-out infinite;
    position: relative;
}
.landing-hero-badge-dot .ping,
.landing-hero-badge-dot .dot {
    display: none;
}

.landing-hero-title {
    font-family: var(--brand-v3-display);
    font-weight: 800;
    font-variation-settings: "opsz" 96, "wdth" 95;
    font-size: clamp(42px, 6.2vw, 92px);
    letter-spacing: -0.04em;
    line-height: 0.92;
    color: var(--brand-v3-navy);
    margin: 0 0 28px;
}

.landing-hero-title > span {
    display: block;
}

.highlight-marker,
.landing-hero-title .italic {
    position: relative;
    font-family: var(--brand-v3-serif);
    font-style: italic;
    font-weight: 500;
    font-variation-settings: "opsz" 144;
    color: var(--brand-v3-orange);
    letter-spacing: -0.02em;
}

.highlight-marker::after {
    display: none;
}

/* Hero title row + bubble-o 對話泡泡（中文版） */
.landing-hero-title .row {
    display: block;
}

.landing-hero-title .bubble-word {
    position: relative;
    display: inline-flex;
    align-items: center;
}

.landing-hero-title .bubble-o {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 1em;
    height: 1em;
    background: var(--brand-v3-navy);
    color: var(--brand-v3-cream);
    border-radius: 50%;
    vertical-align: middle;
    margin: 0 0.06em;
    position: relative;
    font-size: 0.9em;
}

.landing-hero-title .bubble-o::after {
    content: "";
    position: absolute;
    right: 8%;
    bottom: -4%;
    width: 22%;
    height: 22%;
    background: var(--brand-v3-navy);
    clip-path: polygon(0 0, 100% 60%, 50% 100%);
}

.landing-hero-title .bubble-o .dots {
    display: flex;
    gap: 0.06em;
}

.landing-hero-title .bubble-o .dots i {
    width: 0.1em;
    height: 0.1em;
    border-radius: 50%;
    background: var(--brand-v3-cream);
    animation: v3Blink 1.4s infinite;
}

.landing-hero-title .bubble-o .dots i:nth-child(2) { animation-delay: 0.2s; }
.landing-hero-title .bubble-o .dots i:nth-child(3) { animation-delay: 0.4s; }

.landing-hero-desc {
    max-width: 520px;
    font-size: 18px;
    color: var(--brand-v3-ink-soft);
    line-height: 1.6;
    margin: 0 0 36px;
}

.landing-hero-desc strong,
.landing-hero-desc b {
    color: var(--brand-v3-navy);
    font-weight: 700;
}

[data-theme="dark"] .landing-hero-desc strong {
    color: var(--brand-v3-ink);
}

.landing-hero-buttons {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
    margin-bottom: 36px;
}

.landing-btn-primary,
.landing-btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 15px 24px;
    font-family: var(--brand-v3-sans);
    font-weight: 700;
    font-size: 15px;
    letter-spacing: -0.005em;
    border-radius: 999px;
    border: 2px solid var(--brand-v3-navy);
    cursor: pointer;
    white-space: nowrap;
    transition: transform 0.22s cubic-bezier(0.2, 0.8, 0.2, 1),
                box-shadow 0.22s ease, background 0.22s ease;
}

.landing-btn-primary {
    background: var(--brand-v3-navy);
    color: var(--brand-v3-cream);
    box-shadow: var(--brand-v3-shadow-primary-md);
}

.landing-btn-primary:hover {
    background: var(--brand-v3-navy-2);
    box-shadow: var(--brand-v3-shadow-primary-lg);
    transform: translate(-1px, -1px);
}

.landing-btn-primary:active {
    transform: translate(2px, 2px);
    box-shadow: 1px 1px 0 var(--brand-v3-orange-deep);
}

.landing-btn-secondary {
    background: var(--brand-v3-paper);
    color: var(--brand-v3-navy);
    box-shadow: var(--brand-v3-shadow-md);
}

.landing-btn-secondary:hover {
    box-shadow: var(--brand-v3-shadow-lg);
    transform: translate(-1px, -1px);
}

.landing-btn-primary i,
.landing-btn-secondary i {
    width: 18px;
    height: 18px;
}

/* Hero micro-proof */
.landing-hero-features {
    display: flex;
    gap: 28px;
    flex-wrap: wrap;
    align-items: center;
    padding-top: 24px;
    border-top: 1.5px dashed var(--brand-v3-line);
}

.landing-hero-feature {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.landing-hero-feature .stat-n {
    font-family: var(--brand-v3-display);
    font-weight: 800;
    font-variation-settings: "opsz" 60, "wdth" 95;
    font-size: 26px;
    letter-spacing: -0.02em;
    color: var(--brand-v3-navy);
    line-height: 1;
}

.landing-hero-feature .stat-l {
    font-size: 12px;
    color: var(--brand-v3-muted);
    font-weight: 500;
}

.landing-hero-feature i {
    display: none;
}

.landing-hero-features-divider {
    width: 1px;
    height: 28px;
    background: var(--brand-v3-line);
}

/* Hero visual: phone mockup + floating stickers */
.landing-hero-visual {
    position: relative;
    min-height: 540px;
}

.landing-hero-stick {
    position: absolute;
    font-family: var(--brand-v3-mono);
    font-size: 11px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    padding: 6px 12px;
    border-radius: 999px;
    background: var(--brand-v3-navy);
    color: var(--brand-v3-cream);
    border: 2px solid var(--brand-v3-navy);
    box-shadow: var(--brand-v3-shadow-primary-md);
    z-index: 3;
    font-weight: 700;
}

.landing-hero-stick.s1 {
    top: -10px;
    right: 30px;
    transform: rotate(6deg);
    background: var(--brand-v3-orange);
    box-shadow: 3px 3px 0 var(--brand-v3-navy);
}

.landing-hero-stick.s2 {
    bottom: 20px;
    left: -12px;
    transform: rotate(-4deg);
    background: var(--brand-v3-butter);
    color: var(--brand-v3-navy);
    box-shadow: 3px 3px 0 var(--brand-v3-navy);
}

.landing-hero-bub {
    position: absolute;
    z-index: 1;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    border: 2px solid var(--brand-v3-navy);
    box-shadow: 3px 3px 0 var(--brand-v3-navy);
    font-family: var(--brand-v3-mono);
    font-size: 11px;
    font-weight: 700;
    color: var(--brand-v3-navy);
}

.landing-hero-bub.b1 {
    top: 10%;
    left: -2%;
    width: 70px;
    height: 70px;
    background: var(--brand-v3-butter);
    transform: rotate(-8deg);
    animation: v3Bob 7s ease-in-out infinite;
}

.landing-hero-bub.b1::before {
    content: "";
    position: absolute;
    right: 6px;
    bottom: -8px;
    width: 12px;
    height: 12px;
    background: var(--brand-v3-butter);
    border-right: 2px solid var(--brand-v3-navy);
    border-bottom: 2px solid var(--brand-v3-navy);
    clip-path: polygon(0 0, 100% 40%, 40% 100%);
}

.landing-hero-bub.b2 {
    bottom: -4%;
    right: 6%;
    width: 58px;
    height: 58px;
    background: var(--brand-v3-orange);
    color: #fff;
    transform: rotate(12deg);
    animation: v3Bob 9s ease-in-out infinite -2s;
    font-size: 22px;
}

.landing-hero-bub.b2::before {
    content: "";
    position: absolute;
    left: 4px;
    bottom: -6px;
    width: 10px;
    height: 10px;
    background: var(--brand-v3-orange);
    clip-path: polygon(100% 0, 0 50%, 100% 100%);
    border-left: 2px solid var(--brand-v3-navy);
    border-bottom: 2px solid var(--brand-v3-navy);
}

/* Phone card */
.landing-chat-card {
    width: 320px;
    margin: 12px auto 0;
    background: var(--brand-v3-navy);
    border-radius: 36px;
    padding: 10px;
    box-shadow: 12px 14px 0 -2px var(--brand-v3-orange),
                24px 28px 0 -4px var(--brand-v3-navy);
    transform: rotate(-2.2deg);
    transition: transform 0.45s cubic-bezier(0.2, 0.8, 0.2, 1);
    position: relative;
    z-index: 2;
}

.landing-chat-card:hover {
    transform: rotate(0) translateY(-4px);
}

.landing-chat-inner {
    background: var(--brand-v3-cream);
    border-radius: 28px;
    overflow: hidden;
    min-height: 540px;
    position: relative;
}

.landing-chat-topbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 14px 20px 10px;
    font-family: var(--brand-v3-mono);
    font-size: 11px;
    color: var(--brand-v3-navy);
    font-weight: 600;
}

.landing-chat-topbar .ip {
    display: flex;
    gap: 3px;
}

.landing-chat-topbar .ip i {
    width: 3px;
    height: 3px;
    border-radius: 50%;
    background: var(--brand-v3-navy);
    opacity: 0.6;
}

.landing-chat-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 4px 20px 14px;
    border-bottom: 1.5px solid var(--brand-v3-off);
}

.landing-chat-header-left {
    display: flex;
    align-items: center;
    gap: 12px;
    flex: 1;
}

.landing-chat-doc-icon {
    width: 42px;
    height: 42px;
    border-radius: 10px;
    background: var(--brand-v3-orange);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--brand-v3-display);
    font-weight: 800;
    font-size: 11px;
    border: 2px solid var(--brand-v3-navy);
    box-shadow: var(--brand-v3-shadow-sm);
    transform: rotate(-4deg);
    flex-shrink: 0;
}

.landing-chat-doc-icon i {
    width: 20px;
    height: 20px;
    stroke-width: 2.5;
}

.landing-chat-doc-info {
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.landing-chat-doc-name {
    font-weight: 700;
    font-size: 13.5px;
    color: var(--brand-v3-navy);
    margin-bottom: 1px;
    line-height: 1.2;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.landing-chat-status {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-size: 11.5px;
    color: var(--brand-v3-muted);
}

.landing-chat-status-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--brand-v3-orange);
    animation: v3Pulse 1.6s ease-in-out infinite;
}

.landing-chat-badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-family: var(--brand-v3-mono);
    font-size: 10px;
    font-weight: 600;
    color: var(--brand-v3-orange-deep);
    padding: 4px 8px;
    background: var(--brand-v3-orange-soft);
    border-radius: 999px;
    border: 1px solid var(--brand-v3-orange-deep);
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.landing-chat-badge::before {
    content: "";
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: var(--brand-v3-orange-deep);
    animation: v3Pulse 1.6s ease-in-out infinite;
}

/* Chat body */
.landing-chat-body {
    padding: 16px 18px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.landing-chat-user,
.landing-chat-ai {
    display: flex;
    gap: 10px;
    align-items: flex-start;
    max-width: 92%;
}

.landing-chat-user {
    align-self: flex-end;
    flex-direction: row-reverse;
}

.landing-chat-user-avatar,
.landing-chat-ai-avatar {
    flex-shrink: 0;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 11px;
    font-weight: 700;
    border: 1.5px solid var(--brand-v3-navy);
}

.landing-chat-user-avatar {
    background: var(--brand-v3-orange-soft);
    color: var(--brand-v3-orange-deep);
}

.landing-chat-ai-avatar {
    background: var(--brand-v3-navy);
    color: var(--brand-v3-cream);
}

.landing-chat-ai-avatar i {
    width: 14px;
    height: 14px;
    stroke-width: 2.5;
}

.landing-chat-user-content,
.landing-chat-ai-content {
    display: flex;
    flex-direction: column;
    gap: 4px;
    min-width: 0;
}

.landing-chat-user-label,
.landing-chat-ai-label {
    font-family: var(--brand-v3-mono);
    font-size: 10px;
    color: var(--brand-v3-muted);
    letter-spacing: 0.04em;
}

.landing-chat-user-bubble,
.landing-chat-ai-bubble {
    padding: 10px 13px;
    border-radius: 14px;
    border: 1.5px solid var(--brand-v3-navy);
    font-size: 13.2px;
    line-height: 1.5;
    color: var(--brand-v3-navy);
}

.landing-chat-user-bubble {
    background: var(--brand-v3-butter);
    border-top-right-radius: 4px;
}

.landing-chat-ai-bubble {
    background: var(--brand-v3-cream);
    border-top-left-radius: 4px;
}

.landing-chat-ai-bubble p {
    margin: 0;
}

.landing-chat-ai-bubble .highlight,
.landing-chat-ai-bubble .marked {
    color: var(--brand-v3-orange-deep);
    font-weight: 700;
    background: transparent;
    padding: 0;
}

/* Chart box inside bubble */
.landing-chat-chart {
    margin-top: 8px;
    padding: 10px 12px;
    background: var(--brand-v3-navy);
    color: var(--brand-v3-cream);
    border-radius: 12px;
    border: 1.5px solid var(--brand-v3-navy);
}

.landing-chat-chart-bars {
    display: flex;
    align-items: flex-end;
    gap: 4px;
    height: 40px;
    margin-bottom: 4px;
}

.landing-chat-chart-bar {
    flex: 1;
    min-width: 14px;
    border-radius: 3px 3px 0 0;
    position: relative;
    display: flex;
    align-items: flex-start;
    justify-content: center;
}

.landing-chat-chart-bar.gray {
    background: rgba(255, 228, 190, 0.25);
}

.landing-chat-chart-bar.primary {
    background: var(--brand-v3-orange);
    color: #fff;
}

.landing-chat-chart-bar.primary span {
    font-family: var(--brand-v3-mono);
    font-size: 8.5px;
    padding: 2px 4px;
    letter-spacing: 0.04em;
    transform: translateY(-14px);
}

.landing-chat-chart-label {
    font-family: var(--brand-v3-mono);
    font-size: 9.5px;
    color: var(--brand-v3-butter);
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.landing-chat-ai-buttons {
    display: flex;
    gap: 6px;
    margin-top: 8px;
    flex-wrap: wrap;
}

.landing-chat-ai-btn {
    padding: 6px 11px;
    font-size: 11.5px;
    font-weight: 600;
    border-radius: 999px;
    border: 1.5px solid var(--brand-v3-navy);
    background: var(--brand-v3-paper);
    color: var(--brand-v3-navy);
    cursor: pointer;
    font-family: var(--brand-v3-sans);
}

.landing-chat-ai-btn:first-child {
    background: var(--brand-v3-navy);
    color: var(--brand-v3-cream);
}

/* Floating info card */
.landing-float-card {
    position: absolute;
    bottom: 20px;
    left: -12px;
    z-index: 4;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 10px 14px;
    background: var(--brand-v3-butter);
    border: 2px solid var(--brand-v3-navy);
    border-radius: 16px;
    box-shadow: 3px 3px 0 var(--brand-v3-navy);
    transform: rotate(-4deg);
    font-family: var(--brand-v3-mono);
    font-size: 11px;
    color: var(--brand-v3-navy);
    max-width: 220px;
}

.landing-float-card-icon {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--brand-v3-orange);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1.5px solid var(--brand-v3-navy);
    flex-shrink: 0;
}

.landing-float-card-icon i {
    width: 14px;
    height: 14px;
    stroke-width: 2.5;
}

.landing-float-card-content {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.landing-float-card-label {
    font-family: var(--brand-v3-mono);
    font-size: 9.5px;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--brand-v3-orange-deep);
    margin: 0;
    font-weight: 700;
}

.landing-float-card-text {
    font-family: var(--brand-v3-sans);
    font-size: 12px;
    color: var(--brand-v3-navy);
    margin: 0;
    font-weight: 600;
    line-height: 1.3;
}

@media (max-width: 960px) {
    .landing-hero-grid {
        grid-template-columns: 1fr;
        gap: 56px;
    }
    .landing-hero-visual {
        min-height: auto;
    }
    .landing-hero-bg-word {
        display: none;
    }
}

/* 平板直式 + 手機（≤820）：隱藏 hero mockup + 跑馬燈 + 整塊置中 */
@media (max-width: 820px) {
    .landing-hero {
        padding: 40px 0 60px;
    }
    .landing-hero-visual {
        display: none;
    }
    .landing-marquee {
        display: none;
    }
    /* Hero content 整塊置中 */
    .landing-hero-content {
        text-align: center;
        max-width: 680px;
        margin: 0 auto;
    }
    .landing-hero-badge {
        /* badge 原本是 inline-flex，已經能靠 text-align center 讓它水平置中 */
    }
    .landing-hero-desc {
        max-width: 560px;
        margin-left: auto;
        margin-right: auto;
    }
    .landing-hero-buttons {
        justify-content: center;
    }
    .landing-hero-features {
        justify-content: center;
    }
}

/* 純手機（≤640）：字型縮小 + buttons 改 column */
@media (max-width: 640px) {
    .landing-hero {
        padding: 32px 0 56px;
    }
    .landing-hero-title {
        font-size: clamp(36px, 10vw, 56px);
    }
    .landing-hero-desc {
        font-size: 16px;
    }
    .landing-hero-buttons {
        flex-direction: column;
        gap: 10px;
    }
    .landing-btn-primary,
    .landing-btn-secondary {
        width: 100%;
        justify-content: center;
    }
}

/* ============================================================
   MARQUEE
   ============================================================ */
.landing-marquee {
    background: var(--brand-v3-navy);
    color: var(--brand-v3-cream);
    padding: 22px 0;
    overflow: hidden;
    border-top: 2px solid var(--brand-v3-navy);
    border-bottom: 2px solid var(--brand-v3-navy);
}

.landing-marquee-track {
    display: inline-flex;
    gap: 44px;
    animation: v3Marquee 34s linear infinite;
    white-space: nowrap;
    font-family: var(--brand-v3-display);
    font-weight: 700;
    font-variation-settings: "opsz" 72, "wdth" 92;
    font-size: 28px;
    letter-spacing: -0.02em;
}

.landing-marquee-track span {
    display: inline-flex;
    align-items: center;
    gap: 44px;
}

.landing-marquee-track span::after {
    content: "";
    display: inline-block;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--brand-v3-orange);
}

.landing-marquee-em {
    font-family: var(--brand-v3-serif);
    font-style: italic;
    font-weight: 500;
    color: var(--brand-v3-orange-soft);
}

/* ============================================================
   SECTION shared
   ============================================================ */
.landing-section {
    padding: 120px 0;
    position: relative;
}

.landing-section-inner {
    max-width: var(--brand-v3-maxw);
    margin: 0 auto;
    padding: 0 32px;
}

@media (max-width: 720px) {
    .landing-section-inner,
    .landing-hero-inner,
    .landing-quote-inner,
    .landing-cta-inner,
    .landing-footer-inner {
        padding: 0 20px;
    }
}

.landing-section-header {
    display: grid;
    grid-template-columns: 1fr 1.1fr;
    gap: 56px;
    margin-bottom: 64px;
    align-items: end;
}

.landing-section-subtitle {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--brand-v3-mono);
    font-size: 11.5px;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--brand-v3-navy);
    padding: 8px 14px;
    border-radius: 999px;
    background: var(--brand-v3-butter);
    border: 1.5px solid var(--brand-v3-navy);
    box-shadow: var(--brand-v3-shadow-sm);
    margin-bottom: 0;
}

.landing-section-title {
    font-family: var(--brand-v3-display);
    font-weight: 800;
    font-variation-settings: "opsz" 96, "wdth" 95;
    font-size: clamp(40px, 5.5vw, 76px);
    letter-spacing: -0.035em;
    line-height: 0.92;
    color: var(--brand-v3-navy);
    margin: 16px 0 0;
}

.landing-section-title em {
    font-family: var(--brand-v3-serif);
    font-style: italic;
    color: var(--brand-v3-orange);
    font-weight: 500;
    font-variation-settings: "opsz" 144;
    letter-spacing: -0.02em;
}

.landing-section-desc {
    font-size: 17px;
    color: var(--brand-v3-ink-soft);
    line-height: 1.65;
    max-width: 540px;
    margin: 0;
}

@media (max-width: 820px) {
    .landing-section {
        padding: 80px 0;
    }
    .landing-section-header {
        grid-template-columns: 1fr;
        gap: 20px;
        align-items: start;
        justify-items: center;   /* 整塊置中 */
        text-align: center;
        margin-bottom: 44px;
    }
    .landing-section-title {
        font-size: clamp(32px, 8vw, 56px);
        max-width: 700px;
        margin-left: auto;
        margin-right: auto;
    }
    .landing-section-desc {
        max-width: 560px;
        margin-left: auto;
        margin-right: auto;
    }
}

/* ============================================================
   HOW IT WORKS — 3 ring steps + Before/After sticky notes
   ============================================================ */
.landing-how-it-works {
    background: transparent;
}

.landing-how-steps {
    position: relative;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    padding-top: 40px;
    margin-bottom: 80px;
}

.landing-how-steps::before {
    content: "";
    position: absolute;
    top: 80px;
    left: 8%;
    right: 8%;
    height: 3px;
    background-image: linear-gradient(90deg, var(--brand-v3-orange) 50%, transparent 50%);
    background-size: 14px 3px;
    z-index: 0;
}

.landing-how-step {
    position: relative;
    z-index: 1;
    text-align: center;
}

.landing-how-step-ring {
    width: 140px;
    height: 140px;
    border-radius: 50%;
    margin: 0 auto 24px;
    background: var(--brand-v3-cream);
    border: 2.5px solid var(--brand-v3-navy);
    box-shadow: var(--brand-v3-shadow-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--brand-v3-display);
    font-weight: 800;
    font-variation-settings: "opsz" 96, "wdth" 95;
    font-size: 70px;
    color: var(--brand-v3-navy);
    letter-spacing: -0.05em;
    line-height: 1;
    position: relative;
    transition: transform 0.35s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.landing-how-step:nth-child(2) .landing-how-step-ring {
    background: var(--brand-v3-butter);
}

.landing-how-step:nth-child(3) .landing-how-step-ring {
    background: var(--brand-v3-orange);
    color: var(--brand-v3-cream);
}

.landing-how-step:hover .landing-how-step-ring {
    transform: rotate(-5deg) translateY(-4px);
}

.landing-how-step-ring::after {
    content: "";
    position: absolute;
    bottom: -14px;
    right: 18px;
    width: 22px;
    height: 22px;
    background: inherit;
    border-right: 2.5px solid var(--brand-v3-navy);
    border-bottom: 2.5px solid var(--brand-v3-navy);
    clip-path: polygon(0 0, 100% 40%, 40% 100%);
}

.landing-how-step-title {
    font-family: var(--brand-v3-display);
    font-weight: 700;
    font-variation-settings: "opsz" 72, "wdth" 95;
    font-size: 28px;
    letter-spacing: -0.02em;
    line-height: 1.1;
    margin: 0 0 10px;
    color: var(--brand-v3-navy);
}

.landing-how-step-desc {
    font-size: 15px;
    color: var(--brand-v3-ink-soft);
    line-height: 1.6;
    margin: 0 auto 16px;
    max-width: 280px;
}

.landing-how-step-hint {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-family: var(--brand-v3-mono);
    font-size: 11px;
    letter-spacing: 0.08em;
    padding: 6px 12px;
    border-radius: 999px;
    background: var(--brand-v3-navy);
    color: var(--brand-v3-cream);
    border: 2px solid var(--brand-v3-navy);
    text-transform: uppercase;
}

.landing-how-step-hint::before {
    content: "⊹";
}

@media (max-width: 820px) {
    .landing-how-steps {
        grid-template-columns: 1fr;
        gap: 56px;
    }
    .landing-how-steps::before {
        display: none;
    }
}

/* Before/After sticky notes — heading + checklist style */
.landing-transform {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
    margin-top: 80px;  /* 與 3 圓圈步驟分離 */
}

.transform-card {
    padding: 32px 28px;
    border-radius: var(--brand-v3-r-lg);
    border: 2.5px solid var(--brand-v3-navy);
    position: relative;
}

.transform-before {
    background: var(--brand-v3-cream-2);
    transform: rotate(-1deg);
    box-shadow: 6px 6px 0 var(--brand-v3-navy);
}

.transform-after {
    background: var(--brand-v3-butter);
    transform: rotate(1deg);
    box-shadow: 6px 6px 0 var(--brand-v3-orange-deep);
}

.transform-label {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-family: var(--brand-v3-mono);
    font-size: 11px;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    padding: 5px 12px;
    border-radius: 4px;
    margin-bottom: 18px;
    border: 2px solid var(--brand-v3-navy);
    font-weight: 700;
}

.transform-label-before {
    background: var(--brand-v3-paper);
    color: var(--brand-v3-muted);
}

.transform-label-after {
    background: var(--brand-v3-orange);
    color: #fff;
}

.transform-label i {
    width: 14px;
    height: 14px;
    stroke-width: 2.5;
}

.transform-heading {
    font-family: var(--brand-v3-display);
    font-weight: 800;
    font-variation-settings: "opsz" 72, "wdth" 95;
    font-size: 30px;
    letter-spacing: -0.02em;
    line-height: 1.1;
    margin: 0 0 20px;
}

.transform-before .transform-heading {
    color: var(--brand-v3-muted);
}

.transform-after .transform-heading {
    color: var(--brand-v3-navy);
}

.transform-items {
    list-style: none;
    padding: 0;
    margin: 0;
}

.transform-items li {
    padding: 10px 0;
    font-size: 15px;
    color: var(--brand-v3-ink-soft);
    display: flex;
    gap: 12px;
    align-items: flex-start;
    border-top: 1.5px dashed var(--brand-v3-navy);
    line-height: 1.5;
}

.transform-items li:first-child {
    border-top: 0;
}

.transform-before .transform-items li {
    color: var(--brand-v3-muted);
}

.transform-items li::before {
    flex-shrink: 0;
    font-weight: 700;
    font-family: var(--brand-v3-mono);
    width: 18px;
    font-size: 14px;
    line-height: 1.6;
}

.transform-before .transform-items li::before {
    content: "✕";
    color: var(--brand-v3-muted);
}

.transform-after .transform-items li::before {
    content: "✓";
    color: var(--brand-v3-navy);
}

@media (max-width: 820px) {
    .landing-transform {
        grid-template-columns: 1fr;
    }
    .transform-heading {
        font-size: 26px;
    }
}

/* ============================================================
   SCENARIOS — 6 sticker cards
   ============================================================ */
.landing-scenarios-tabs,
.landing-scenarios {
    background: transparent;
    overflow: hidden;
}

/* Hide legacy tab nav */
.scenario-tabs {
    display: none;
}

.landing-scenarios-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
}

.landing-scenario-card {
    position: relative;
    padding: 28px 26px 26px;
    border-radius: 24px;
    border: 2.5px solid var(--brand-v3-navy);
    box-shadow: var(--brand-v3-shadow-lg);
    background: var(--brand-v3-paper);
    transition: transform 0.35s cubic-bezier(0.2, 0.8, 0.2, 1),
                box-shadow 0.35s ease;
    display: flex;
    flex-direction: column;
}

.landing-scenario-card:nth-child(1) { transform: rotate(-1deg); background: var(--brand-v3-butter); }
.landing-scenario-card:nth-child(2) { transform: rotate(1deg); background: var(--brand-v3-orange-soft); }
.landing-scenario-card:nth-child(3) { transform: rotate(-1.2deg); background: var(--brand-v3-cream-2); }
.landing-scenario-card:nth-child(4) {
    transform: rotate(1.2deg);
    background: var(--brand-v3-navy);
    color: var(--brand-v3-cream);
    box-shadow: 5px 5px 0 var(--brand-v3-orange-deep);
}
.landing-scenario-card:nth-child(5) { transform: rotate(-0.6deg); background: var(--brand-v3-cream); }
.landing-scenario-card:nth-child(6) {
    transform: rotate(0.8deg);
    background: var(--brand-v3-paper);
}

.landing-scenario-card:hover {
    transform: rotate(0) translate(-2px, -2px);
    box-shadow: 8px 8px 0 var(--brand-v3-navy);
}

.landing-scenario-card:nth-child(4):hover {
    box-shadow: 8px 8px 0 var(--brand-v3-orange-deep);
}

.landing-scenario-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 18px;
}

.landing-scenario-num {
    font-family: var(--brand-v3-display);
    font-weight: 900;
    font-variation-settings: "opsz" 96, "wdth" 75;
    font-size: 54px;
    color: var(--brand-v3-navy);
    letter-spacing: -0.06em;
    line-height: 0.8;
}

.landing-scenario-card:nth-child(4) .landing-scenario-num { color: var(--brand-v3-orange); }

.landing-scenario-badge {
    font-family: var(--brand-v3-mono);
    font-size: 10px;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    padding: 4px 10px;
    border-radius: 4px;
    background: var(--brand-v3-navy);
    color: var(--brand-v3-cream);
    font-weight: 700;
}

.landing-scenario-card:nth-child(4) .landing-scenario-badge {
    background: var(--brand-v3-orange);
    color: #fff;
}

.landing-scenario-title {
    font-family: var(--brand-v3-display);
    font-weight: 800;
    font-variation-settings: "opsz" 72, "wdth" 95;
    font-size: 26px;
    letter-spacing: -0.02em;
    line-height: 1.15;
    margin: 0 0 8px;
    color: var(--brand-v3-navy);
}

.landing-scenario-card:nth-child(4) .landing-scenario-title { color: var(--brand-v3-cream); }

.landing-scenario-desc {
    font-size: 14.5px;
    line-height: 1.6;
    color: var(--brand-v3-ink-soft);
    margin: 0 0 22px;
    flex: 1;
}

.landing-scenario-card:nth-child(4) .landing-scenario-desc {
    color: rgba(253, 251, 245, 0.82);
}

.landing-scenario-foot {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 16px;
    border-top: 1.5px dashed var(--brand-v3-navy);
}

.landing-scenario-card:nth-child(4) .landing-scenario-foot {
    border-color: rgba(253, 251, 245, 0.3);
}

.landing-scenario-kind {
    font-family: var(--brand-v3-mono);
    font-size: 10px;
    letter-spacing: 0.14em;
    opacity: 0.75;
    text-transform: uppercase;
}

.landing-scenario-link {
    font-family: var(--brand-v3-mono);
    font-size: 12px;
    letter-spacing: 0.08em;
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    text-transform: uppercase;
    color: var(--brand-v3-navy);
    cursor: pointer;
}

.landing-scenario-card:nth-child(4) .landing-scenario-link {
    color: var(--brand-v3-orange-soft);
}

.landing-scenario-link .arr {
    transition: transform 0.22s ease;
}

.landing-scenario-link:hover .arr {
    transform: translateX(3px);
}

@media (max-width: 960px) {
    .landing-scenarios-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .landing-scenarios-grid {
        grid-template-columns: 1fr;
    }
}

/* ============================================================
   ACCESS CONTROL
   ============================================================ */
.landing-access-control {
    background: var(--brand-v3-cream-2);
    border-top: 2.5px solid var(--brand-v3-navy);
    border-bottom: 2.5px solid var(--brand-v3-navy);
}

.access-control-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
}

.access-control-card {
    background: var(--brand-v3-paper);
    border: 2.5px solid var(--brand-v3-navy);
    border-radius: var(--brand-v3-r-lg);
    padding: 32px 28px;
    box-shadow: var(--brand-v3-shadow-lg);
    display: flex;
    flex-direction: column;
    position: relative;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.access-control-card:hover {
    transform: translateY(-4px);
    box-shadow: 8px 8px 0 var(--brand-v3-navy);
}

.access-control-card.pro {
    background: var(--brand-v3-navy);
    color: var(--brand-v3-cream);
    box-shadow: 5px 5px 0 var(--brand-v3-orange);
}

.access-control-card.pro::before {
    content: "★ 最多人選 ★";
    position: absolute;
    top: -16px;
    left: 50%;
    transform: translateX(-50%);
    padding: 6px 18px;
    background: var(--brand-v3-orange);
    color: #fff;
    border: 2px solid var(--brand-v3-navy);
    border-radius: 999px;
    font-family: var(--brand-v3-mono);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.1em;
    box-shadow: var(--brand-v3-shadow-sm);
    white-space: nowrap;
}

.access-control-card.pro:hover {
    box-shadow: 8px 8px 0 var(--brand-v3-orange);
}

.access-control-icon {
    width: 64px;
    height: 64px;
    border-radius: 18px;
    background: var(--brand-v3-butter);
    border: 2px solid var(--brand-v3-navy);
    box-shadow: var(--brand-v3-shadow-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 22px;
    color: var(--brand-v3-navy);
}

.access-control-icon i {
    width: 28px;
    height: 28px;
    stroke-width: 2;
}

.access-control-card.pro .access-control-icon {
    background: var(--brand-v3-orange);
    color: #fff;
    box-shadow: 3px 3px 0 var(--brand-v3-cream);
}

.access-control-card:nth-child(3) .access-control-icon {
    background: var(--brand-v3-orange-soft);
}

/* Kind label (PUBLIC · 體驗版) */
.access-control-kind {
    font-family: var(--brand-v3-mono);
    font-size: 11px;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    font-weight: 700;
    color: var(--brand-v3-muted);
    margin-bottom: 4px;
}

.access-control-card.pro .access-control-kind {
    color: var(--brand-v3-butter);
}

.access-control-title {
    font-family: var(--brand-v3-display);
    font-weight: 800;
    font-variation-settings: "opsz" 72, "wdth" 95;
    font-size: 32px;
    letter-spacing: -0.025em;
    line-height: 1.05;
    margin: 0 0 8px;
    color: var(--brand-v3-navy);
}

.access-control-card.pro .access-control-title {
    color: var(--brand-v3-cream);
}

/* Tagline (橘色副標) */
.access-control-tagline {
    font-size: 14px;
    color: var(--brand-v3-orange-deep);
    font-weight: 600;
    margin-bottom: 18px;
}

.access-control-card.pro .access-control-tagline {
    color: var(--brand-v3-orange-soft);
}

.access-control-desc {
    font-size: 14.5px;
    color: var(--brand-v3-ink-soft);
    line-height: 1.6;
    margin: 0 0 22px;
}

.access-control-card.pro .access-control-desc {
    color: rgba(253, 251, 245, 0.78);
}

/* Feature list with ✓ */
.access-control-features {
    list-style: none;
    padding: 0;
    margin: 0 0 28px;
    flex: 1;
}

.access-control-features li {
    padding: 9px 0;
    font-size: 14px;
    display: flex;
    align-items: flex-start;
    gap: 10px;
    color: var(--brand-v3-ink-soft);
    border-top: 1.5px dashed var(--brand-v3-line);
}

.access-control-features li:first-child {
    border-top: 0;
}

.access-control-features li::before {
    content: "✓";
    font-weight: 700;
    color: var(--brand-v3-orange-deep);
    flex-shrink: 0;
}

.access-control-card.pro .access-control-features li {
    color: rgba(253, 251, 245, 0.86);
    border-color: rgba(253, 251, 245, 0.18);
}

.access-control-card.pro .access-control-features li::before {
    color: var(--brand-v3-orange-soft);
}

/* CTA button */
.access-control-cta {
    display: block;
}

.access-control-cta a {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 6px;
    padding: 13px 18px;
    border-radius: 999px;
    font-family: var(--brand-v3-sans);
    font-weight: 700;
    font-size: 14px;
    background: var(--brand-v3-navy);
    color: var(--brand-v3-cream);
    border: 2px solid var(--brand-v3-navy);
    box-shadow: 3px 3px 0 var(--brand-v3-orange-deep);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.access-control-cta a:hover {
    box-shadow: 5px 5px 0 var(--brand-v3-orange-deep);
    transform: translate(-1px, -1px);
}

.access-control-card.pro .access-control-cta a {
    background: var(--brand-v3-orange);
    color: #fff;
    box-shadow: 3px 3px 0 var(--brand-v3-cream);
    border-color: var(--brand-v3-cream);
}

.access-control-card.pro .access-control-cta a:hover {
    box-shadow: 5px 5px 0 var(--brand-v3-cream);
}

/* Legacy badge (HTML 若仍帶 .access-control-badge 保留隱藏) */
.access-control-badge {
    display: none;
}

@media (max-width: 820px) {
    .access-control-grid {
        grid-template-columns: 1fr;
    }
    .access-control-card.pro {
        margin-top: 16px;
    }
}

/* ============================================================
   ANALYTICS (BI) — dark section + live inbox
   ============================================================ */
.landing-analytics {
    background: var(--brand-v3-navy);
    color: var(--brand-v3-cream);
    position: relative;
    border-top: 2.5px solid var(--brand-v3-navy);
    border-bottom: 2.5px solid var(--brand-v3-navy);
    overflow: hidden;
}

.landing-analytics::before {
    content: "";
    position: absolute;
    inset: 0;
    background:
        radial-gradient(900px 400px at 90% 10%, rgba(240, 119, 68, 0.18), transparent 60%),
        radial-gradient(700px 500px at 0% 90%, rgba(255, 218, 176, 0.08), transparent 55%);
    pointer-events: none;
}

.analytics-bg-glow {
    display: none;
}

.analytics-inner {
    position: relative;
    z-index: 1;
}

.landing-analytics .landing-section-subtitle {
    background: var(--brand-v3-orange);
    color: #fff;
    border-color: var(--brand-v3-orange);
    box-shadow: 2px 2px 0 var(--brand-v3-cream);
}

.landing-analytics .landing-section-title {
    color: var(--brand-v3-cream);
}

.landing-analytics .landing-section-title em {
    color: var(--brand-v3-orange);
}

.landing-analytics .landing-section-desc {
    color: rgba(253, 251, 245, 0.72);
}

.analytics-grid {
    display: grid;
    grid-template-columns: 1fr 1.15fr;
    gap: 48px;
    align-items: start;
    position: relative;
}

.analytics-content {
    color: var(--brand-v3-cream);
}

.analytics-title {
    font-family: var(--brand-v3-display);
    font-weight: 700;
    font-variation-settings: "opsz" 96, "wdth" 95;
    font-size: 30px;
    letter-spacing: -0.02em;
    line-height: 1.1;
    margin: 0 0 16px;
    color: var(--brand-v3-cream);
}

.analytics-title span:first-child {
    color: var(--brand-v3-cream);
}

.analytics-title span:last-child {
    font-family: var(--brand-v3-serif);
    font-style: italic;
    color: var(--brand-v3-orange);
    font-weight: 500;
    font-variation-settings: "opsz" 144;
}

.analytics-desc {
    color: rgba(253, 251, 245, 0.78);
    font-size: 15.5px;
    line-height: 1.65;
    margin: 0 0 28px;
}

.analytics-features {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.analytics-features li {
    display: grid;
    grid-template-columns: 42px 1fr;
    gap: 14px;
    padding: 14px 16px;
    border-radius: 14px;
    background: rgba(253, 251, 245, 0.04);
    border: 1.5px solid rgba(253, 251, 245, 0.12);
    transition: background 0.2s ease;
}

.analytics-features li:hover {
    background: rgba(253, 251, 245, 0.08);
}

.analytics-feature-icon {
    width: 42px;
    height: 42px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--brand-v3-orange);
    color: #fff;
}

.analytics-features li:nth-child(2) .analytics-feature-icon {
    background: var(--brand-v3-butter);
    color: var(--brand-v3-navy);
}

.analytics-features li:nth-child(3) .analytics-feature-icon {
    background: var(--brand-v3-cream);
    color: var(--brand-v3-navy);
}

.analytics-feature-icon i {
    width: 20px;
    height: 20px;
    stroke-width: 2;
}

.analytics-feature-text {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.analytics-feature-text strong {
    font-family: var(--brand-v3-display);
    font-weight: 700;
    font-size: 17px;
    color: var(--brand-v3-cream);
    letter-spacing: -0.01em;
}

.analytics-feature-text span {
    font-size: 13.5px;
    color: rgba(253, 251, 245, 0.72);
    line-height: 1.5;
}

.analytics-dashboard {
    background: var(--brand-v3-cream);
    color: var(--brand-v3-ink);
    border-radius: 22px;
    overflow: hidden;
    border: 2.5px solid var(--brand-v3-navy);
    box-shadow: 5px 5px 0 var(--brand-v3-orange-deep);
}

.analytics-dashboard-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 22px;
    border-bottom: 1.5px solid var(--brand-v3-off);
    background: var(--brand-v3-paper);
}

.analytics-dashboard-header h4 {
    font-family: var(--brand-v3-display);
    font-weight: 700;
    font-size: 18px;
    margin: 0;
    font-variation-settings: "opsz" 60, "wdth" 95;
    letter-spacing: -0.01em;
    color: var(--brand-v3-navy);
}

.analytics-live-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-family: var(--brand-v3-mono);
    font-size: 11px;
    letter-spacing: 0.08em;
    font-weight: 700;
    color: var(--brand-v3-orange-deep);
    padding: 5px 10px;
    background: var(--brand-v3-orange-soft);
    border: 1.5px solid var(--brand-v3-orange-deep);
    border-radius: 999px;
    text-transform: uppercase;
}

.analytics-live-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--brand-v3-orange-deep);
    animation: v3Pulse 1.6s ease-in-out infinite;
}

.analytics-logs {
    padding: 4px 0;
    max-height: 540px;
    overflow: hidden;
}

.analytics-log-item {
    padding: 18px 22px;
    border-bottom: 1.5px dashed var(--brand-v3-line);
    transition: background 0.2s ease;
    position: relative;
}

.analytics-log-item:last-child {
    border-bottom: 0;
}

.analytics-log-item:hover {
    background: var(--brand-v3-paper);
}

.analytics-log-question {
    margin: 0 0 10px;
    font-size: 14.5px;
    line-height: 1.55;
    color: var(--brand-v3-navy);
    position: relative;
    padding-left: 42px;
}

.analytics-log-question::before {
    content: "Q";
    position: absolute;
    left: 0;
    top: -2px;
    width: 30px;
    height: 30px;
    background: var(--brand-v3-butter);
    color: var(--brand-v3-navy);
    border: 1.5px solid var(--brand-v3-navy);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--brand-v3-display);
    font-weight: 800;
    font-size: 13px;
}

.analytics-log-meta {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    align-items: center;
    font-size: 11.5px;
    color: var(--brand-v3-muted);
    font-family: var(--brand-v3-mono);
    letter-spacing: 0.04em;
    padding-left: 42px;
}

.analytics-log-source {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 8px;
    background: var(--brand-v3-cream-2);
    color: var(--brand-v3-navy);
    border-radius: 4px;
    font-weight: 700;
    border: 1.5px solid var(--brand-v3-navy);
    font-size: 10.5px;
}

.analytics-log-source i {
    width: 12px;
    height: 12px;
    stroke-width: 2.5;
}

.analytics-log-tag {
    padding: 3px 8px;
    border-radius: 4px;
    font-weight: 700;
    border: 1.5px solid var(--brand-v3-navy);
    font-size: 10.5px;
    font-family: var(--brand-v3-mono);
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.analytics-log-tag.orange {
    background: var(--brand-v3-orange);
    color: #fff;
}

.analytics-log-tag.blue {
    background: var(--brand-v3-butter);
    color: var(--brand-v3-navy);
}

.analytics-log-tag.purple {
    background: var(--brand-v3-orange-soft);
    color: var(--brand-v3-orange-deep);
}

@media (max-width: 960px) {
    .analytics-grid {
        grid-template-columns: 1fr;
        gap: 36px;
    }
}

/* 平板直式 + 手機（≤820）：Analytics content 置中 */
@media (max-width: 820px) {
    .analytics-content {
        text-align: center;
    }
    .analytics-title {
        max-width: 560px;
        margin-left: auto;
        margin-right: auto;
    }
    .analytics-desc {
        max-width: 540px;
        margin-left: auto;
        margin-right: auto;
    }
    .analytics-features {
        max-width: 520px;
        margin-left: auto;
        margin-right: auto;
    }
    .analytics-features li {
        text-align: left;  /* 圖示 + 文字 grid 內部保持左對齊 */
    }
}

/* ============================================================
   QUOTE
   ============================================================ */
.landing-quote {
    padding: 80px 0 40px;
}

.landing-quote-inner {
    max-width: var(--brand-v3-maxw);
    margin: 0 auto;
    padding: 0 32px;
}

.landing-quote-wrap {
    position: relative;
    max-width: 960px;
    margin: 0 auto;
    padding: 52px 44px;
    background: var(--brand-v3-butter);
    border: 2.5px solid var(--brand-v3-navy);
    border-radius: 32px;
    box-shadow: var(--brand-v3-shadow-xl);
    text-align: center;
}

.landing-quote-wrap::before {
    content: "";
    position: absolute;
    left: 60px;
    bottom: -22px;
    width: 40px;
    height: 40px;
    background: var(--brand-v3-butter);
    border-right: 2.5px solid var(--brand-v3-navy);
    border-bottom: 2.5px solid var(--brand-v3-navy);
    clip-path: polygon(0 0, 100% 70%, 40% 100%);
}

.landing-quote-kicker {
    display: inline-block;
    font-family: var(--brand-v3-mono);
    font-size: 11px;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    padding: 5px 12px;
    background: var(--brand-v3-orange);
    color: #fff;
    border: 2px solid var(--brand-v3-navy);
    border-radius: 4px;
    font-weight: 700;
    margin-bottom: 22px;
    transform: rotate(-1deg);
}

.landing-quote-text {
    font-family: var(--brand-v3-display);
    font-weight: 700;
    font-variation-settings: "opsz" 72, "wdth" 95;
    font-size: clamp(22px, 2.6vw, 32px);
    letter-spacing: -0.02em;
    line-height: 1.3;
    margin: 0 0 28px;
    color: var(--brand-v3-navy);
}

.landing-quote-text em {
    font-family: var(--brand-v3-serif);
    font-style: italic;
    font-weight: 500;
    color: var(--brand-v3-orange-deep);
    font-variation-settings: "opsz" 144;
}

/* 小 tag 取代假屬名 */
.landing-quote-tags {
    display: inline-flex;
    gap: 10px;
    flex-wrap: wrap;
    justify-content: center;
}

.landing-quote-tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-family: var(--brand-v3-mono);
    font-size: 11.5px;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--brand-v3-navy);
    padding: 8px 14px;
    border-radius: 999px;
    background: var(--brand-v3-cream);
    border: 1.5px solid var(--brand-v3-navy);
    font-weight: 700;
    box-shadow: 2px 2px 0 var(--brand-v3-navy);
}

.landing-quote-tag::before {
    content: "✦";
    color: var(--brand-v3-orange-deep);
}

@media (max-width: 640px) {
    .landing-quote-wrap {
        padding: 36px 24px;
    }
}

/* ============================================================
   ROADMAP / PLAN (The Success Plan)
   ============================================================ */
.landing-roadmap {
    padding: 100px 0 120px;
    position: relative;
}

.landing-roadmap::before {
    content: "";
    position: absolute;
    inset: 0;
    background:
        radial-gradient(700px 380px at 12% 20%, rgba(255, 228, 190, 0.5), transparent 60%),
        radial-gradient(600px 380px at 92% 78%, rgba(255, 212, 184, 0.3), transparent 60%);
    pointer-events: none;
}

.landing-steps-wrapper {
    position: relative;
}

.landing-step-connector {
    position: absolute;
    top: 60px;
    left: 10%;
    right: 10%;
    height: 3px;
    background-image: linear-gradient(90deg, var(--brand-v3-navy) 50%, transparent 50%);
    background-size: 10px 3px;
    opacity: 0.35;
    z-index: 0;
}

.landing-steps-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
    position: relative;
}

.landing-step-card {
    position: relative;
    z-index: 1;
    padding: 32px 28px 30px;
    border: 2.5px solid var(--brand-v3-navy);
    border-radius: var(--brand-v3-r-lg);
    box-shadow: 6px 6px 0 var(--brand-v3-navy);
    background: var(--brand-v3-paper);
    display: flex;
    flex-direction: column;
    transition: transform 0.35s cubic-bezier(0.2, 0.8, 0.2, 1),
                box-shadow 0.35s ease;
}

.landing-step-card:nth-child(1) {
    background: var(--brand-v3-cream-2);
    transform: rotate(-1.2deg);
}

.landing-step-card:nth-child(2) {
    background: var(--brand-v3-butter);
    transform: rotate(0.9deg);
    box-shadow: 6px 6px 0 var(--brand-v3-orange-deep);
}

.landing-step-card:nth-child(3) {
    background: var(--brand-v3-orange-soft);
    transform: rotate(-0.6deg);
}

.landing-step-card:hover {
    transform: rotate(0) translate(-2px, -2px);
    box-shadow: 10px 10px 0 var(--brand-v3-navy);
}

.landing-step-card:nth-child(2):hover {
    box-shadow: 10px 10px 0 var(--brand-v3-orange-deep);
}

.landing-step-icon-wrapper {
    margin-bottom: 22px;
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.landing-step-icon {
    display: none;
}

.landing-step-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 64px;
    height: 64px;
    border-radius: 50%;
    border: 2.5px solid var(--brand-v3-navy);
    background: var(--brand-v3-cream);
    font-family: var(--brand-v3-display);
    font-weight: 900;
    font-variation-settings: "opsz" 96, "wdth" 85;
    font-size: 34px;
    color: var(--brand-v3-navy);
    box-shadow: var(--brand-v3-shadow-md);
    line-height: 1;
    letter-spacing: -0.03em;
}

.landing-step-card:nth-child(2) .landing-step-number {
    background: var(--brand-v3-orange);
    color: #fff;
    box-shadow: 3px 3px 0 var(--brand-v3-navy);
}

.landing-step-card:nth-child(3) .landing-step-number {
    background: var(--brand-v3-navy);
    color: var(--brand-v3-cream);
    box-shadow: 3px 3px 0 var(--brand-v3-orange-deep);
}

.landing-step-title {
    font-family: var(--brand-v3-display);
    font-weight: 800;
    font-variation-settings: "opsz" 72, "wdth" 95;
    font-size: 28px;
    letter-spacing: -0.025em;
    line-height: 1.1;
    margin: 0 0 14px;
    color: var(--brand-v3-navy);
}

.landing-step-desc {
    font-size: 15px;
    color: var(--brand-v3-ink-soft);
    line-height: 1.65;
    margin: 0 0 24px;
    flex: 1;
}

.landing-step-card:nth-child(3) .landing-step-desc {
    color: var(--brand-v3-navy);
    opacity: 0.85;
}

.landing-step-tip {
    position: relative;
    display: block;
    padding: 14px 18px 14px 46px;
    background: var(--brand-v3-paper);
    border: 1.5px solid var(--brand-v3-navy);
    border-radius: 16px 16px 16px 4px;
    font-family: var(--brand-v3-serif);
    font-style: italic;
    font-weight: 500;
    font-variation-settings: "opsz" 144;
    font-size: 15.5px;
    color: var(--brand-v3-navy);
    line-height: 1.4;
    box-shadow: var(--brand-v3-shadow-sm);
}

.landing-step-tip::before {
    content: "?";
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--brand-v3-orange);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--brand-v3-display);
    font-weight: 900;
    font-size: 14px;
    border: 1.5px solid var(--brand-v3-navy);
}

.landing-step-tip::after {
    content: "";
    position: absolute;
    left: 18px;
    bottom: -8px;
    width: 12px;
    height: 12px;
    background: var(--brand-v3-paper);
    border-right: 1.5px solid var(--brand-v3-navy);
    border-bottom: 1.5px solid var(--brand-v3-navy);
    clip-path: polygon(0 0, 100% 40%, 40% 100%);
}

@media (max-width: 960px) {
    .landing-steps-grid {
        grid-template-columns: 1fr;
        gap: 44px;
    }
    .landing-step-connector {
        display: none;
    }
}

/* ============================================================
   FINAL CTA
   ============================================================ */
.landing-cta {
    padding: 100px 0 140px;
    position: relative;
}

.landing-cta-inner {
    max-width: 1040px;
    margin: 0 auto;
    padding: 0 32px;
}

.landing-cta-wrap {
    background: var(--brand-v3-navy);
    color: var(--brand-v3-cream);
    border-radius: 32px;
    padding: 80px 48px 72px;
    position: relative;
    overflow: hidden;
    border: 2.5px solid var(--brand-v3-navy);
    box-shadow: 8px 8px 0 var(--brand-v3-orange);
    text-align: center;
}

.landing-cta-wrap::before {
    content: "";
    position: absolute;
    top: -80px;
    right: -60px;
    width: 280px;
    height: 280px;
    border-radius: 50%;
    background: radial-gradient(closest-side, rgba(240, 119, 68, 0.38), transparent 70%);
    pointer-events: none;
}

.landing-cta-wrap::after {
    content: "";
    position: absolute;
    bottom: -120px;
    left: -60px;
    width: 280px;
    height: 280px;
    border-radius: 50%;
    background: radial-gradient(closest-side, rgba(255, 218, 176, 0.22), transparent 70%);
    pointer-events: none;
}

.landing-cta-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--brand-v3-mono);
    font-size: 11.5px;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    padding: 6px 14px;
    background: var(--brand-v3-orange);
    color: #fff;
    border: 2px solid var(--brand-v3-cream);
    border-radius: 999px;
    box-shadow: 2px 2px 0 var(--brand-v3-cream);
    margin-bottom: 24px;
    font-weight: 700;
    position: relative;
}

.landing-cta-title {
    font-family: var(--brand-v3-display);
    font-weight: 800;
    font-variation-settings: "opsz" 96, "wdth" 95;
    font-size: clamp(42px, 5.8vw, 78px);
    letter-spacing: -0.035em;
    line-height: 0.95;
    margin: 0 0 22px;
    color: var(--brand-v3-cream);
    position: relative;
}

.landing-cta-title em {
    color: var(--brand-v3-orange);
    font-family: var(--brand-v3-serif);
    font-style: italic;
    font-weight: 500;
    font-variation-settings: "opsz" 144;
}

.landing-cta-desc {
    font-size: 17px;
    color: rgba(253, 251, 245, 0.82);
    max-width: 540px;
    margin: 0 auto 38px;
    line-height: 1.65;
    position: relative;
}

.landing-cta-buttons {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
    justify-content: center;
    position: relative;
}

.landing-cta-btn-primary,
.landing-cta-btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 15px 28px;
    font-family: var(--brand-v3-sans);
    font-weight: 700;
    font-size: 15px;
    border-radius: 999px;
    border: 2px solid var(--brand-v3-cream);
    transition: transform 0.22s cubic-bezier(0.2, 0.8, 0.2, 1),
                box-shadow 0.22s ease, background 0.22s ease;
}

.landing-cta-btn-primary {
    background: var(--brand-v3-orange);
    color: #fff;
    box-shadow: 3px 3px 0 var(--brand-v3-cream);
}

.landing-cta-btn-primary:hover {
    background: var(--brand-v3-orange-deep);
    box-shadow: 5px 5px 0 var(--brand-v3-cream);
    transform: translate(-1px, -1px);
}

.landing-cta-btn-secondary {
    background: transparent;
    color: var(--brand-v3-cream);
    box-shadow: 3px 3px 0 var(--brand-v3-cream);
}

.landing-cta-btn-secondary:hover {
    box-shadow: 5px 5px 0 var(--brand-v3-cream);
    transform: translate(-1px, -1px);
    background: rgba(253, 251, 245, 0.06);
}

.landing-cta-reassure {
    margin-top: 28px;
    display: inline-flex;
    gap: 20px;
    align-items: center;
    flex-wrap: wrap;
    justify-content: center;
    font-family: var(--brand-v3-mono);
    font-size: 12px;
    letter-spacing: 0.08em;
    color: rgba(253, 251, 245, 0.65);
    position: relative;
}

.landing-cta-reassure span {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.landing-cta-reassure .sep {
    width: 3px;
    height: 3px;
    border-radius: 50%;
    background: rgba(253, 251, 245, 0.4);
}

@media (max-width: 640px) {
    .landing-cta-wrap {
        padding: 56px 24px 48px;
    }
    .landing-cta-buttons {
        flex-direction: column;
    }
    .landing-cta-btn-primary,
    .landing-cta-btn-secondary {
        width: 100%;
        justify-content: center;
    }
}

/* ============================================================
   FOOTER — brand + 3 category columns
   ============================================================ */
.landing-footer {
    padding: 72px 0 36px;
    border-top: 2.5px solid var(--brand-v3-navy);
    background: var(--brand-v3-cream-2);
}

.landing-footer-inner {
    max-width: var(--brand-v3-maxw);
    margin: 0 auto;
    padding: 0 32px;
}

.landing-footer-grid {
    display: grid;
    grid-template-columns: 1.6fr repeat(3, 1fr);
    gap: 56px;
    padding-bottom: 48px;
    border-bottom: 1.5px dashed var(--brand-v3-navy);
}

/* Brand column */
.landing-footer-brand {
    display: flex;
    flex-direction: column;
}

.landing-footer-logo {
    display: flex;
    align-items: center;
    margin-bottom: 18px;
}

.landing-footer-logo-img {
    height: 40px;
    width: auto;
}

.landing-footer-desc {
    font-size: 14.5px;
    color: var(--brand-v3-ink-soft);
    line-height: 1.65;
    max-width: 340px;
    margin: 0 0 22px;
}

.landing-footer-socials {
    display: flex;
    gap: 10px;
}

.landing-footer-social {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--brand-v3-paper);
    border: 2px solid var(--brand-v3-navy);
    box-shadow: var(--brand-v3-shadow-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--brand-v3-navy);
    transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease, color 0.2s ease;
}

.landing-footer-social:hover {
    background: var(--brand-v3-navy);
    color: var(--brand-v3-cream);
    transform: translate(-1px, -1px);
    box-shadow: 4px 4px 0 var(--brand-v3-navy);
}

.landing-footer-social i {
    width: 16px;
    height: 16px;
    stroke-width: 2;
}

/* Category columns */
.landing-footer-col h5 {
    font-family: var(--brand-v3-mono);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--brand-v3-muted);
    margin: 0 0 18px;
}

.landing-footer-col ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.landing-footer-col li {
    padding: 6px 0;
}

.landing-footer-col a {
    font-size: 14.5px;
    color: var(--brand-v3-ink-soft);
    transition: color 0.2s ease;
    font-family: var(--brand-v3-sans);
}

.landing-footer-col a:hover {
    color: var(--brand-v3-orange-deep);
}

/* Legal entity name */
.landing-footer-company {
    padding-top: 28px;
    font-family: var(--brand-v3-mono);
    font-size: 11.5px;
    letter-spacing: 0.08em;
    color: var(--brand-v3-muted);
}

/* Base row (copyright + made-in) */
.landing-footer-company + .landing-footer-base {
    padding-top: 12px;
}

.landing-footer-base {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 28px;
    font-family: var(--brand-v3-mono);
    font-size: 11.5px;
    letter-spacing: 0.08em;
    color: var(--brand-v3-muted);
    flex-wrap: wrap;
    gap: 12px;
}

.landing-footer-copyright {
    font-family: var(--brand-v3-mono);
    font-size: 11.5px;
    letter-spacing: 0.08em;
    color: var(--brand-v3-muted);
}

@media (max-width: 820px) {
    .landing-footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 32px;
    }
    .landing-footer-brand {
        grid-column: span 2;
    }
}

@media (max-width: 560px) {
    .landing-footer-grid {
        grid-template-columns: 1fr;
    }
    .landing-footer-brand {
        grid-column: span 1;
    }
    .landing-footer-base {
        justify-content: center;
        text-align: center;
    }
}

/* ============================================================
   Scroll entrance animations
   animate-on-scroll 都放在 container（grid/wrapper），container 本身沒 rotate
   所以 translateY 不會破壞 child card 的 rotate
   ============================================================ */
.animate-on-scroll,
.scroll-animate {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s cubic-bezier(0.2, 0.8, 0.2, 1),
                transform 0.8s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.animate-on-scroll.in-view,
.scroll-animate.in-view {
    opacity: 1;
    transform: translateY(0);
}

/* Stagger：card grid 內的子卡依序進場（用 animation 不動 transform，保留 rotate） */
.landing-scenarios-grid.in-view > .landing-scenario-card,
.access-control-grid.in-view > .access-control-card,
.landing-steps-grid > .landing-step-card {
    animation: v3CardReveal 0.6s cubic-bezier(0.2, 0.8, 0.2, 1) both;
}

.landing-scenarios-grid.in-view > .landing-scenario-card:nth-child(1) { animation-delay: 0.05s; }
.landing-scenarios-grid.in-view > .landing-scenario-card:nth-child(2) { animation-delay: 0.12s; }
.landing-scenarios-grid.in-view > .landing-scenario-card:nth-child(3) { animation-delay: 0.20s; }
.landing-scenarios-grid.in-view > .landing-scenario-card:nth-child(4) { animation-delay: 0.28s; }
.landing-scenarios-grid.in-view > .landing-scenario-card:nth-child(5) { animation-delay: 0.36s; }
.landing-scenarios-grid.in-view > .landing-scenario-card:nth-child(6) { animation-delay: 0.44s; }

.access-control-grid.in-view > .access-control-card:nth-child(1) { animation-delay: 0.05s; }
.access-control-grid.in-view > .access-control-card:nth-child(2) { animation-delay: 0.18s; }
.access-control-grid.in-view > .access-control-card:nth-child(3) { animation-delay: 0.28s; }

.landing-steps-wrapper.in-view .landing-step-card:nth-child(1) { animation-delay: 0.05s; }
.landing-steps-wrapper.in-view .landing-step-card:nth-child(2) { animation-delay: 0.18s; }
.landing-steps-wrapper.in-view .landing-step-card:nth-child(3) { animation-delay: 0.30s; }
.landing-steps-wrapper.in-view .landing-step-card {
    animation: v3CardReveal 0.6s cubic-bezier(0.2, 0.8, 0.2, 1) both;
}

/* Before/After 也 stagger */
.landing-transform.in-view > .transform-card:nth-child(1) {
    animation: v3CardReveal 0.6s cubic-bezier(0.2, 0.8, 0.2, 1) 0.05s both;
}
.landing-transform.in-view > .transform-card:nth-child(2) {
    animation: v3CardReveal 0.6s cubic-bezier(0.2, 0.8, 0.2, 1) 0.18s both;
}

/* How 3 ring steps stagger */
.landing-how-steps.in-view > .landing-how-step {
    animation: v3RingReveal 0.7s cubic-bezier(0.2, 0.8, 0.2, 1) both;
}
.landing-how-steps.in-view > .landing-how-step:nth-child(1) { animation-delay: 0.05s; }
.landing-how-steps.in-view > .landing-how-step:nth-child(2) { animation-delay: 0.18s; }
.landing-how-steps.in-view > .landing-how-step:nth-child(3) { animation-delay: 0.30s; }

/* ============================================================
   Keyframes
   ============================================================ */
@keyframes v3Pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50%      { opacity: 0.55; transform: scale(1.15); }
}

@keyframes v3Blink {
    0%, 80%, 100% { opacity: 0.2; }
    40%           { opacity: 1; }
}

@keyframes v3Bob {
    0%, 100% { transform: rotate(-8deg) translateY(0); }
    50%      { transform: rotate(-8deg) translateY(-10px); }
}

@keyframes v3Marquee {
    from { transform: translateX(0); }
    to   { transform: translateX(-50%); }
}

@keyframes v3FadeUp {
    from { opacity: 0; transform: translateY(24px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* Card 進場：只動 opacity + translate（不動 rotate，保留卡片傾斜）
   用 animation 的 both mode，最終狀態交還 CSS class 接手 */
@keyframes v3CardReveal {
    from {
        opacity: 0;
        translate: 0 30px;  /* 用 CSS 3 translate 屬性，獨立於 transform */
    }
    to {
        opacity: 1;
        translate: 0 0;
    }
}

/* Ring step 進場：額外加 scale pop */
@keyframes v3RingReveal {
    from {
        opacity: 0;
        translate: 0 24px;
        scale: 0.85;
    }
    to {
        opacity: 1;
        translate: 0 0;
        scale: 1;
    }
}

@media (prefers-reduced-motion: reduce) {
    .landing-hero-content > *,
    .landing-hero-bub,
    .landing-marquee-track,
    .landing-hero-badge-dot,
    .landing-chat-status-dot,
    .landing-chat-badge::before,
    .analytics-live-dot {
        animation: none !important;
    }
    .animate-on-scroll,
    .scroll-animate {
        opacity: 1 !important;
        transform: none !important;
        transition: none !important;
    }
    /* Reduced motion：關掉所有 stagger 進場 */
    .landing-scenarios-grid > .landing-scenario-card,
    .access-control-grid > .access-control-card,
    .landing-steps-wrapper .landing-step-card,
    .landing-transform > .transform-card,
    .landing-how-steps > .landing-how-step {
        animation: none !important;
    }
}