/* =========================================
   CSS Reset & Base
========================================= */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
    --primary: #7C3AED;
    --primary-dark: #5B21B6;
    --primary-light: #A78BFA;
    --accent: #F59E0B;
    --accent-bright: #FCD34D;
    --bg-deep: #0A0A14;
    --bg-dark: #0F0F1E;
    --bg-card: rgba(255,255,255,0.04);
    --bg-card-hover: rgba(255,255,255,0.08);
    --border: rgba(255,255,255,0.08);
    --border-hover: rgba(124,58,237,0.5);
    --text-primary: #F1F0FF;
    --text-secondary: #A09DC0;
    --text-muted: #6B6890;
    --gradient-purple: linear-gradient(135deg, #7C3AED, #5B21B6);
    --gradient-accent: linear-gradient(135deg, #F59E0B, #D97706);
}

html { scroll-behavior: smooth; }

body {
    font-family: 'Noto Sans TC', 'Inter', sans-serif;
    background: var(--bg-deep);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

/* =========================================
   Container & Utilities
========================================= */
.landing-wrap {
    font-family: 'Noto Sans TC', 'Inter', sans-serif;
    background: var(--bg-deep);
    color: var(--text-primary);
    min-height: 100vh;
}

.lp-container {
    max-width: 1180px;
    margin: 0 auto;
    padding: 0 24px;
}

.lp-section-label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--primary-light);
    background: rgba(124, 58, 237, 0.12);
    border: 1px solid rgba(124, 58, 237, 0.25);
    border-radius: 100px;
    padding: 6px 16px;
    margin-bottom: 20px;
}

.lp-section-title {
    font-size: clamp(28px, 4vw, 44px);
    font-weight: 800;
    line-height: 1.2;
    color: var(--text-primary);
    margin-bottom: 16px;
}

.lp-section-subtitle {
    font-size: 17px;
    color: var(--text-secondary);
    max-width: 580px;
    line-height: 1.7;
}

.lp-text-gradient {
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--accent-bright) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Buttons */
.lp-btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 32px;
    background: var(--gradient-purple);
    color: #fff;
    font-size: 15px;
    font-weight: 600;
    border-radius: 12px;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 24px rgba(124,58,237,0.4);
    position: relative;
    overflow: hidden;
}
.lp-btn-primary::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(255,255,255,0.1);
    opacity: 0;
    transition: opacity 0.3s;
}
.lp-btn-primary:hover::before { opacity: 1; }
.lp-btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(124,58,237,0.55);
    color: #fff;
    text-decoration: none;
}

.lp-btn-ghost {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 13px 28px;
    background: transparent;
    color: var(--text-secondary);
    font-size: 15px;
    font-weight: 500;
    border-radius: 12px;
    text-decoration: none;
    border: 1px solid var(--border);
    cursor: pointer;
    transition: all 0.3s ease;
}
.lp-btn-ghost:hover {
    border-color: var(--primary-light);
    color: var(--text-primary);
    text-decoration: none;
}

/* Reveal Animation */
.lp-reveal {
    opacity: 0;
    transform: translateY(32px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}
.lp-reveal.visible { opacity: 1; transform: translateY(0); }
.lp-reveal-d1 { transition-delay: 0.1s; }
.lp-reveal-d2 { transition-delay: 0.2s; }
.lp-reveal-d3 { transition-delay: 0.3s; }
.lp-reveal-d4 { transition-delay: 0.4s; }
.lp-reveal-d5 { transition-delay: 0.5s; }
.lp-reveal-d6 { transition-delay: 0.6s; }

/* =========================================
   Navbar
========================================= */
.lp-navbar {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 1000;
    font-family: 'Noto Sans TC', 'Inter', sans-serif;
    transition: all 0.3s ease;
}
.lp-navbar.scrolled {
    background: rgba(10,10,20,0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
}
.lp-navbar-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 68px;
}
.lp-navbar-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
}
.lp-navbar-logo {
    width: 36px;
    height: 36px;
    background: var(--gradient-purple);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    font-weight: 900;
    color: #fff;
    box-shadow: 0 4px 12px rgba(124,58,237,0.4);
    flex-shrink: 0;
}
.lp-navbar-name {
    font-size: 17px;
    font-weight: 700;
    color: var(--text-primary);
}
.lp-navbar-name span { color: var(--primary-light); }
.lp-navbar-cta {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
}
.lp-navbar-login {
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 500;
    text-decoration: none;
    transition: color 0.2s;
}
.lp-navbar-login:hover { color: var(--text-primary); }

/* =========================================
   Hero
========================================= */
.lp-hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    overflow: hidden;
    padding: 120px 24px 80px;
    background: var(--bg-deep);
}

.lp-hero-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(124,58,237,0.07) 1px, transparent 1px),
        linear-gradient(90deg, rgba(124,58,237,0.07) 1px, transparent 1px);
    background-size: 60px 60px;
    -webkit-mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 40%, transparent 100%);
    mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 40%, transparent 100%);
    pointer-events: none;
}

.lp-hero-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    pointer-events: none;
    will-change: transform;
}
.lp-hero-orb-1 {
    width: 600px; height: 600px;
    background: rgba(124,58,237,0.18);
    top: -200px; left: -100px;
    animation: lpOrbFloat 8s ease-in-out infinite;
}
.lp-hero-orb-2 {
    width: 400px; height: 400px;
    background: rgba(245,158,11,0.1);
    bottom: -100px; right: -50px;
    animation: lpOrbFloat 10s ease-in-out infinite reverse;
}

@keyframes lpOrbFloat {
    0%, 100% { transform: translateY(0px) scale(1); }
    50% { transform: translateY(-30px) scale(1.05); }
}

.lp-hero-content { position: relative; z-index: 1; max-width: 820px; margin: 0 auto; }

.lp-hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    background: rgba(124,58,237,0.15);
    border: 1px solid rgba(124,58,237,0.3);
    border-radius: 100px;
    font-size: 13px;
    font-weight: 600;
    color: var(--primary-light);
    margin-bottom: 28px;
}
.lp-hero-badge-dot {
    width: 7px; height: 7px;
    border-radius: 50%;
    background: var(--accent);
    animation: lpPulseDot 2s ease-in-out infinite;
    flex-shrink: 0;
}
@keyframes lpPulseDot {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.6; transform: scale(0.85); }
}

.lp-hero-headline {
    font-size: clamp(36px, 6vw, 68px);
    font-weight: 900;
    line-height: 1.1;
    letter-spacing: -1px;
    margin-bottom: 24px;
    color: var(--text-primary);
}

.lp-hero-sub {
    font-size: clamp(16px, 2vw, 19px);
    color: var(--text-secondary);
    line-height: 1.75;
    margin-bottom: 44px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.lp-hero-actions {
    display: flex;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 0;
}

/* Stats */
.lp-hero-stats {
    margin-top: 64px;
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    position: relative;
    z-index: 1;
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--border);
    border-radius: 20px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}
.lp-stat-item {
    padding: 24px 32px;
    text-align: center;
    flex: 1;
    min-width: 130px;
    position: relative;
}
.lp-stat-item + .lp-stat-item::before {
    content: '';
    position: absolute;
    left: 0; top: 20%; height: 60%;
    width: 1px;
    background: var(--border);
}
.lp-stat-number {
    font-size: 32px;
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1;
}
.lp-stat-number .lp-counter { color: var(--primary-light); }
.lp-stat-label { font-size: 12px; color: var(--text-muted); margin-top: 6px; }

/* Dashboard Mockup */
.lp-hero-mockup {
    margin-top: 64px;
    position: relative;
    z-index: 1;
}
.lp-mockup-window {
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--border);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 40px 120px rgba(0,0,0,0.5), 0 0 0 1px rgba(255,255,255,0.04);
    max-width: 860px;
    margin: 0 auto;
}
.lp-mockup-titlebar {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 18px;
    background: rgba(255,255,255,0.03);
    border-bottom: 1px solid var(--border);
}
.lp-dot { width: 11px; height: 11px; border-radius: 50%; }
.lp-dot-red   { background: #FF5F57; }
.lp-dot-yellow { background: #FFBD2E; }
.lp-dot-green  { background: #28C840; }
.lp-mockup-title { flex: 1; text-align: center; font-size: 12px; color: var(--text-muted); }
.lp-mockup-body {
    padding: 20px;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 14px;
}
.lp-mock-card {
    background: rgba(255,255,255,0.04);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 14px;
}
.lp-mock-card-label { font-size: 11px; color: var(--text-muted); margin-bottom: 6px; }
.lp-mock-card-val { font-size: 19px; font-weight: 700; }
.lp-mock-card-val.c-green  { color: #34D399; }
.lp-mock-card-val.c-purple { color: var(--primary-light); }
.lp-mock-card-val.c-yellow { color: var(--accent); }
.lp-mock-card-val.c-blue   { color: #60A5FA; }
.lp-mock-card-change { font-size: 11px; margin-top: 4px; color: #34D399; }
.lp-mock-card-change.warn  { color: #FB923C; }
.lp-mock-chart {
    grid-column: 1 / -1;
    background: rgba(255,255,255,0.02);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 14px;
    height: 100px;
    display: flex;
    align-items: flex-end;
    gap: 8px;
}
.lp-mock-bar {
    flex: 1;
    background: rgba(124,58,237,0.3);
    border-radius: 4px 4px 0 0;
    transition: background 0.2s;
    cursor: pointer;
}
.lp-mock-bar:hover { background: rgba(124,58,237,0.6); }
.lp-mock-bar.accent { background: rgba(245,158,11,0.45); }

/* =========================================
   Pain Points
========================================= */
.lp-pain {
    padding: 100px 0;
    background: var(--bg-dark);
}
.lp-pain-header { text-align: center; margin-bottom: 56px; }
.lp-pain-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}
.lp-pain-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 36px 32px;
    position: relative;
    overflow: hidden;
    transition: border-color 0.3s, transform 0.3s, box-shadow 0.3s;
}
.lp-pain-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-4px);
    box-shadow: 0 16px 48px rgba(124,58,237,0.12);
}
.lp-pain-icon {
    width: 54px; height: 54px;
    background: rgba(124,58,237,0.12);
    border: 1px solid rgba(124,58,237,0.22);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    margin-bottom: 20px;
}
.lp-pain-title { font-size: 18px; font-weight: 700; margin-bottom: 10px; color: var(--text-primary); }
.lp-pain-desc { font-size: 14px; color: var(--text-secondary); line-height: 1.75; }

/* =========================================
   Features
========================================= */
.lp-features { padding: 100px 0; background: var(--bg-deep); }
.lp-features-header { text-align: center; margin-bottom: 60px; }
.lp-features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(330px, 1fr));
    gap: 24px;
}
.lp-feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 32px;
    position: relative;
    overflow: hidden;
    transition: border-color 0.35s, transform 0.35s, box-shadow 0.35s, background 0.35s;
}
.lp-feature-card:hover {
    border-color: var(--border-hover);
    background: var(--bg-card-hover);
    transform: translateY(-6px);
    box-shadow: 0 20px 60px rgba(124,58,237,0.13);
}
.lp-feature-icon {
    width: 52px; height: 52px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    margin-bottom: 20px;
}
.fi-blue   { background: rgba(96,165,250,0.13); border: 1px solid rgba(96,165,250,0.22); }
.fi-green  { background: rgba(52,211,153,0.13); border: 1px solid rgba(52,211,153,0.22); }
.fi-yellow { background: rgba(245,158,11,0.13); border: 1px solid rgba(245,158,11,0.22); }
.fi-purple { background: rgba(124,58,237,0.13); border: 1px solid rgba(124,58,237,0.22); }
.fi-pink   { background: rgba(236,72,153,0.13); border: 1px solid rgba(236,72,153,0.22); }
.fi-cyan   { background: rgba(34,211,238,0.13); border: 1px solid rgba(34,211,238,0.22); }

.lp-feature-title { font-size: 17px; font-weight: 700; margin-bottom: 10px; color: var(--text-primary); }
.lp-feature-desc { font-size: 14px; color: var(--text-secondary); line-height: 1.75; }
.lp-feature-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 16px; }
.lp-feature-tag {
    font-size: 11px;
    font-weight: 600;
    padding: 3px 10px;
    border-radius: 100px;
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.09);
    color: var(--text-secondary);
}

/* =========================================
   AI Spotlight
========================================= */
.lp-ai-spot {
    padding: 100px 0;
    background: var(--bg-dark);
    overflow: hidden;
}
.lp-ai-inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 72px;
    align-items: center;
}

/* Chat UI */
.lp-chat-ui {
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--border);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 30px 80px rgba(0,0,0,0.4);
}
.lp-chat-header {
    background: rgba(255,255,255,0.04);
    border-bottom: 1px solid var(--border);
    padding: 14px 18px;
    display: flex;
    align-items: center;
    gap: 10px;
}
.lp-chat-ai-icon {
    width: 32px; height: 32px;
    background: var(--gradient-purple);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    flex-shrink: 0;
}
.lp-chat-ai-name { font-size: 14px; font-weight: 600; color: var(--text-primary); }
.lp-chat-ai-status { font-size: 11px; color: #34D399; }
.lp-chat-messages { padding: 18px; display: flex; flex-direction: column; gap: 12px; }
.lp-chat-msg { display: flex; gap: 8px; }
.lp-chat-msg.user { flex-direction: row-reverse; }
.lp-chat-bubble {
    max-width: 80%;
    padding: 11px 15px;
    border-radius: 16px;
    font-size: 13px;
    line-height: 1.6;
}
.lp-chat-msg.user .lp-chat-bubble {
    background: var(--gradient-purple);
    color: #fff;
    border-bottom-right-radius: 4px;
}
.lp-chat-msg.ai .lp-chat-bubble {
    background: rgba(255,255,255,0.05);
    border: 1px solid var(--border);
    color: var(--text-secondary);
    border-bottom-left-radius: 4px;
}
.lp-chat-avatar {
    width: 28px; height: 28px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    flex-shrink: 0;
    margin-top: 2px;
}
.lp-av-ai   { background: rgba(124,58,237,0.18); border: 1px solid rgba(124,58,237,0.28); }
.lp-av-user { background: rgba(245,158,11,0.18); border: 1px solid rgba(245,158,11,0.28); }
.lp-chat-input-bar {
    padding: 12px 14px;
    border-top: 1px solid var(--border);
    display: flex;
    gap: 8px;
    align-items: center;
}
.lp-chat-input-fake {
    flex: 1;
    background: rgba(255,255,255,0.04);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 9px 14px;
    font-size: 13px;
    color: var(--text-muted);
}
.lp-chat-send {
    width: 34px; height: 34px;
    background: var(--gradient-purple);
    border-radius: 9px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    cursor: pointer;
    flex-shrink: 0;
}

/* AI Platforms */
.lp-ai-platforms { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 28px; }
.lp-ai-platform {
    padding: 8px 15px;
    background: rgba(255,255,255,0.04);
    border: 1px solid var(--border);
    border-radius: 10px;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 7px;
    transition: border-color 0.2s, color 0.2s;
}
.lp-ai-platform:hover { border-color: var(--primary-light); color: var(--text-primary); }

/* =========================================
   How It Works
========================================= */
.lp-how { padding: 100px 0; background: var(--bg-deep); }
.lp-how-header { text-align: center; margin-bottom: 72px; }
.lp-steps-row {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
    position: relative;
}
.lp-steps-row::before {
    content: '';
    position: absolute;
    top: 36px; left: 12%; right: 12%;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border) 20%, var(--border) 80%, transparent);
    z-index: 0;
}
.lp-step {
    text-align: center;
    padding: 0 16px;
    position: relative;
    z-index: 1;
}
.lp-step-num {
    width: 72px; height: 72px;
    border-radius: 50%;
    background: var(--bg-dark);
    border: 1px solid var(--border);
    margin: 0 auto 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    position: relative;
    z-index: 1;
    transition: all 0.3s;
}
.lp-step:hover .lp-step-num {
    background: rgba(124,58,237,0.18);
    border-color: var(--primary);
    transform: scale(1.1);
    box-shadow: 0 0 28px rgba(124,58,237,0.28);
}
.lp-step-title { font-size: 15px; font-weight: 700; margin-bottom: 10px; color: var(--text-primary); }
.lp-step-desc { font-size: 13px; color: var(--text-secondary); line-height: 1.7; }

/* =========================================
   Tech Stack
========================================= */
.lp-tech { padding: 80px 0; background: var(--bg-dark); }
.lp-tech-header { text-align: center; margin-bottom: 44px; }
.lp-tech-grid {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 14px;
}
.lp-tech-badge {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 20px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    font-size: 14px;
    font-weight: 600;
    color: var(--text-secondary);
    transition: border-color 0.25s, color 0.25s, background 0.25s;
}
.lp-tech-badge:hover {
    border-color: var(--primary-light);
    color: var(--text-primary);
    background: var(--bg-card-hover);
}
.lp-tech-icon { font-size: 20px; }

/* =========================================
   CTA Section
========================================= */
.lp-cta {
    padding: 120px 0;
    position: relative;
    overflow: hidden;
    text-align: center;
    background: var(--bg-deep);
}
.lp-cta::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse 60% 60% at 50% 50%, rgba(124,58,237,0.18) 0%, transparent 70%);
    pointer-events: none;
}
.lp-cta-content { position: relative; z-index: 1; max-width: 640px; margin: 0 auto; }
.lp-cta-title {
    font-size: clamp(32px, 5vw, 52px);
    font-weight: 900;
    line-height: 1.15;
    margin-bottom: 20px;
    color: var(--text-primary);
}
.lp-cta-sub { font-size: 17px; color: var(--text-secondary); margin-bottom: 44px; }
.lp-cta-actions { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; }
.lp-cta-hint { font-size: 13px; color: var(--text-muted); margin-top: 20px; }

/* =========================================
   Footer
========================================= */
.lp-footer {
    padding: 36px 0;
    border-top: 1px solid var(--border);
    background: var(--bg-deep);
}
.lp-footer-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 16px;
}
.lp-footer-brand { font-size: 15px; font-weight: 700; color: var(--text-primary); }
.lp-footer-brand span { color: var(--primary-light); }
.lp-footer-info { font-size: 13px; color: var(--text-muted); }
.lp-footer-link {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 13px;
    transition: color 0.2s;
}
.lp-footer-link:hover { color: var(--primary-light); }

/* =========================================
   Pricing Section
========================================= */
.lp-pricing {
    padding: 100px 0;
    background: var(--bg-deep);
}
.lp-pricing-header { text-align: center; margin-bottom: 60px; }
.lp-pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
    margin-bottom: 64px;
}
.lp-pricing-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 24px;
    padding: 40px;
    text-align: center;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}
.lp-pricing-card:hover {
    border-color: var(--primary-light);
    transform: translateY(-10px);
    box-shadow: 0 30px 60px rgba(124, 58, 237, 0.15);
    background: var(--bg-card-hover);
}
.lp-pricing-card.featured {
    border-color: var(--primary);
    background: rgba(124, 58, 237, 0.05);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}
.lp-pricing-card.featured::before {
    content: '推薦方案';
    position: absolute;
    top: 20px; right: -30px;
    background: var(--primary);
    color: #fff;
    font-size: 11px;
    font-weight: 800;
    padding: 4px 40px;
    transform: rotate(45deg);
}

.lp-pricing-name {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-secondary);
    margin-bottom: 16px;
}
.lp-pricing-price {
    font-size: 36px;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 8px;
}
.lp-pricing-price span {
    font-size: 16px;
    color: var(--text-muted);
    font-weight: 400;
}
.lp-pricing-desc {
    font-size: 14px;
    color: var(--text-muted);
    margin-bottom: 32px;
}

.lp-pricing-features {
    list-style: none;
    padding: 0;
    margin: 0 0 40px;
    text-align: left;
    flex-grow: 1;
}
.lp-pricing-features li {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 10px;
}
.lp-pricing-features li::before {
    content: '✓';
    color: var(--primary-light);
    font-weight: 900;
}

.lp-payment-info {
    max-width: 600px;
    margin: 0 auto;
    background: rgba(255, 255, 255, 0.02);
    border: 1px dashed var(--border);
    border-radius: 16px;
    padding: 24px;
    text-align: center;
}
.lp-payment-title {
    font-size: 15px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}
.lp-payment-methods {
    display: flex;
    justify-content: center;
    gap: 24px;
    flex-wrap: wrap;
}
.lp-payment-method {
    font-size: 13px;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 6px;
}
.lp-payment-method span {
    color: var(--accent);
}

/* =========================================
   Responsive
========================================= */
@media (max-width: 900px) {
    .lp-ai-inner { grid-template-columns: 1fr; gap: 48px; }
    .lp-steps-row { grid-template-columns: 1fr 1fr; gap: 40px; }
    .lp-steps-row::before { display: none; }
}
@media (max-width: 600px) {
    .lp-mockup-body { grid-template-columns: 1fr 1fr; }
    .lp-steps-row { grid-template-columns: 1fr; gap: 32px; }
    .lp-stat-item + .lp-stat-item::before { display: none; }
    .lp-footer-inner { flex-direction: column; text-align: center; }
    .lp-features-grid { grid-template-columns: 1fr; }
}

/* Scrollbar */
::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: var(--bg-deep); }
::-webkit-scrollbar-thumb { background: rgba(124,58,237,0.4); border-radius: 3px; }

/* =========================================
   Utility Classes (CSP Strict)
========================================= */
.lp-body { margin: 0; padding: 0; background: var(--bg-deep); }
.lp-w-100 { width: 100%; }
.lp-mx-auto { margin-left: auto; margin-right: auto; }
.lp-mb-0 { margin-bottom: 0; }
.lp-mb-16 { margin-bottom: 16px; }
.lp-mb-20 { margin-bottom: 20px; }
.lp-mb-24 { margin-bottom: 24px; }
.lp-mb-28 { margin-bottom: 28px; }
.lp-text-center { text-align: center; }
.lp-text-accent { color: var(--accent); }
.lp-text-green { color: #34D399; }
.lp-fw-400 { font-weight: 400; }
.lp-text-muted-sm { color: var(--text-muted); font-size: 13px; }
.lp-text-muted-md { color: var(--text-muted); font-size: 14px; line-height: 1.75; }
.lp-d-none { display: none !important; }

/* Buttons & Size modifiers */
.lp-btn-sm { padding: 10px 22px; font-size: 14px; }
.lp-btn-lg { padding: 16px 44px; font-size: 16px; }

/* Mockup Bars Height */
.lp-h-40 { height: 40%; }
.lp-h-45 { height: 45%; }
.lp-h-55 { height: 55%; }
.lp-h-62 { height: 62%; }
.lp-h-70 { height: 70%; }
.lp-h-78 { height: 78%; }
.lp-h-88 { height: 88%; }
.lp-h-95 { height: 95%; }