/* ========================================
   CowTech Design System - Minimax Inspired
   ======================================== */

/* Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Outfit:wght@400;500;600;700&family=Poppins:wght@400;500;600&display=swap');

/* ── CSS Variables ── */
:root {
    /* Minimax Brand Colors */
    --brand-blue: #1456f0;
    --brand-blue-light: #3daeff;
    --brand-pink: #ea5ec1;
    --primary-500: #3b82f6;
    --primary-600: #2563eb;
    --primary-700: #1d4ed8;
    
    /* CowTech GEO Accent (保留品牌特色) */
    --geo-green: #00d4aa;
    --geo-green-dark: #00b894;
    
    /* Text */
    --text-primary: #222222;
    --text-dark: #18181b;
    --text-secondary: #45515e;
    --text-muted: #8e8e93;
    
    /* Surfaces */
    --white: #ffffff;
    --gray-50: #f8f9fa;
    --gray-100: #f0f0f0;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --border-light: #f2f3f5;
    
    /* Dark */
    --dark-bg: #181e25;
    --dark-surface: #0f1419;
    
    /* Semantic */
    --success-bg: #e8ffea;
    
    /* Shadows - Minimax Style */
    --shadow-subtle: rgba(0, 0, 0, 0.08) 0px 4px 6px;
    --shadow-ambient: rgba(0, 0, 0, 0.08) 0px 0px 22.576px;
    --shadow-brand: rgba(44, 30, 116, 0.16) 0px 0px 15px;
    --shadow-elevated: rgba(36, 36, 36, 0.08) 0px 12px 16px -4px;
    --shadow-card: rgba(0, 0, 0, 0.06) 0px 8px 24px -4px;
}

/* ── Reset & Base ── */
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
    font-family: 'DM Sans', -apple-system, BlinkMacSystemFont, 'Helvetica Neue', Helvetica, Arial, sans-serif;
    font-size: 16px;
    line-height: 1.50;
    color: var(--text-secondary);
    background: var(--white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ── Typography ── */
h1, h2, h3, h4, h5, h6 {
    font-family: 'Outfit', 'DM Sans', sans-serif;
    color: var(--text-dark);
    line-height: 1.20;
    letter-spacing: -0.02em;
}

h1 { font-size: 80px; font-weight: 600; line-height: 1.10; }
h2 { font-size: 48px; font-weight: 600; }
h3 { font-size: 32px; font-weight: 500; }
h4 { font-size: 24px; font-weight: 500; }
h5 { font-size: 18px; font-weight: 500; }

p { line-height: 1.60; }
.text-large { font-size: 20px; line-height: 1.50; }
.text-small { font-size: 14px; }
.text-caption { font-size: 13px; color: var(--text-muted); }
.text-micro { font-size: 12px; }

/* ── Navigation ── */
nav {
    position: fixed; top: 0; left: 0; right: 0; height: 64px;
    background: rgba(255, 255, 255, 0.90);
    backdrop-filter: saturate(180%) blur(20px);
    -webkit-backdrop-filter: saturate(180%) blur(20px);
    z-index: 1000;
    border-bottom: 1px solid var(--border-light);
}

.nav-inner {
    max-width: 1200px; margin: 0 auto; padding: 0 32px;
    height: 100%; display: flex; align-items: center; justify-content: space-between;
}

.logo {
    font-family: 'Outfit', sans-serif;
    font-size: 20px; font-weight: 600;
    color: var(--text-dark); text-decoration: none;
    display: flex; align-items: center; gap: 8px;
}

.logo-icon {
    width: 32px; height: 32px;
    background: linear-gradient(135deg, var(--brand-blue) 0%, var(--geo-green) 100%);
    border-radius: 8px;
    display: flex; align-items: center; justify-content: center;
    color: white; font-size: 16px; font-weight: 700;
}

.nav-links { display: flex; gap: 32px; list-style: none; align-items: center; }
.nav-links a {
    font-size: 14px; font-weight: 500;
    color: var(--text-secondary); text-decoration: none;
    transition: color 0.2s;
}
.nav-links a:hover { color: var(--text-dark); }

/* Pill Button Style - Minimax Nav */
.nav-pill {
    padding: 8px 20px;
    border-radius: 9999px;
    background: rgba(0, 0, 0, 0.05);
    color: var(--text-dark);
    font-size: 14px; font-weight: 500;
    transition: all 0.2s;
}
.nav-pill:hover { background: rgba(0, 0, 0, 0.10); }
.nav-pill.active { background: var(--brand-blue); color: white; }

/* CTA Button - Minimax Style */
.nav-cta {
    font-size: 14px; font-weight: 600;
    color: var(--white); background: var(--brand-blue);
    padding: 10px 24px; border-radius: 8px;
    text-decoration: none; transition: all 0.2s;
    box-shadow: var(--shadow-subtle);
}
.nav-cta:hover {
    background: var(--primary-600);
    transform: translateY(-1px);
    box-shadow: var(--shadow-elevated);
}

/* ── Hero Section ── */
.hero {
    padding: 160px 32px 100px;
    text-align: center;
    background: var(--white);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: radial-gradient(ellipse at 50% 0%, rgba(20, 86, 240, 0.08) 0%, transparent 60%);
    pointer-events: none;
}

.hero-badge {
    display: inline-flex; align-items: center; gap: 6px;
    font-size: 13px; font-weight: 600;
    color: var(--brand-blue);
    background: rgba(20, 86, 240, 0.08);
    padding: 6px 16px; border-radius: 9999px;
    margin-bottom: 24px;
    letter-spacing: 0.02em;
}

.hero-badge-dot {
    width: 6px; height: 6px;
    background: var(--geo-green);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.hero h1 {
    font-size: 72px;
    background: linear-gradient(180deg, var(--text-dark) 0%, var(--text-secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 20px;
    max-width: 900px;
    margin-left: auto; margin-right: auto;
}

.hero h1 .highlight {
    background: linear-gradient(135deg, var(--brand-blue) 0%, var(--geo-green) 100%);
    -webkit-background-clip: text;
    background-clip: text;
}

.hero p {
    font-size: 20px;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto 40px;
    line-height: 1.60;
}

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

/* ── Buttons - Minimax Style ── */
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 8px;
    font-family: 'DM Sans', sans-serif;
    font-size: 15px; font-weight: 600;
    padding: 14px 28px; border-radius: 8px;
    text-decoration: none; border: none; cursor: pointer;
    transition: all 0.2s;
}

.btn-primary {
    background: var(--brand-blue); color: var(--white);
    box-shadow: var(--shadow-subtle);
}
.btn-primary:hover {
    background: var(--primary-600);
    transform: translateY(-2px);
    box-shadow: var(--shadow-elevated);
}

.btn-secondary {
    background: var(--gray-100); color: var(--text-dark);
}
.btn-secondary:hover { background: var(--gray-200); }

.btn-dark {
    background: var(--dark-bg); color: var(--white);
}
.btn-dark:hover { background: var(--dark-surface); }

.btn-outline {
    background: transparent;
    color: var(--text-secondary);
    border: 1.5px solid var(--gray-300);
}
.btn-outline:hover { border-color: var(--text-secondary); color: var(--text-dark); }

.btn-geo {
    background: linear-gradient(135deg, var(--brand-blue) 0%, var(--geo-green) 100%);
    color: var(--white);
    box-shadow: var(--shadow-brand);
}
.btn-geo:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(0, 212, 170, 0.25);
}

.btn-sm { font-size: 13px; padding: 10px 20px; }
.btn-lg { font-size: 17px; padding: 18px 36px; border-radius: 12px; }

/* Pill Buttons */
.btn-pill {
    border-radius: 9999px;
    padding: 12px 28px;
}

/* ── Sections ── */
.section {
    padding: 100px 32px;
    max-width: 1200px;
    margin: 0 auto;
}

.section-sm {
    padding: 80px 32px;
    max-width: 1200px;
    margin: 0 auto;
}

.section-dark {
    background: var(--dark-bg);
    color: var(--white);
    padding: 100px 32px;
}

.section-header {
    text-align: center;
    margin-bottom: 64px;
}

.section-header h2 {
    font-size: 48px;
    margin-bottom: 16px;
}

.section-header p {
    font-size: 18px;
    color: var(--text-muted);
    max-width: 600px;
    margin: 0 auto;
}

.section-header .subtitle {
    font-size: 14px;
    font-weight: 600;
    color: var(--brand-blue);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 12px;
}

/* ── Cards - Minimax Style ── */
.card-grid {
    display: grid;
    gap: 24px;
}

.card-grid-2 { grid-template-columns: repeat(2, 1fr); }
.card-grid-3 { grid-template-columns: repeat(3, 1fr); }
.card-grid-4 { grid-template-columns: repeat(4, 1fr); }

.card {
    background: var(--white);
    border: 1px solid var(--border-light);
    border-radius: 16px;
    padding: 28px;
    transition: all 0.25s;
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-card);
    border-color: transparent;
}

.card-icon {
    width: 48px; height: 48px;
    border-radius: 12px;
    display: flex; align-items: center; justify-content: center;
    font-size: 24px;
    margin-bottom: 20px;
}

.card-icon-blue { background: rgba(20, 86, 240, 0.10); }
.card-icon-green { background: rgba(0, 212, 170, 0.10); }
.card-icon-purple { background: rgba(170, 60, 220, 0.10); }
.card-icon-pink { background: rgba(234, 94, 193, 0.10); }

.card h4 {
    font-size: 20px;
    margin-bottom: 12px;
}

.card p {
    font-size: 15px;
    color: var(--text-muted);
    line-height: 1.60;
}

/* Product Card - Vibrant Gradient */
.product-card {
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    border-radius: 24px;
    padding: 32px;
    color: var(--white);
    position: relative;
    overflow: hidden;
}

.product-card::before {
    content: '';
    position: absolute;
    top: -50%; right: -50%;
    width: 100%; height: 100%;
    background: radial-gradient(circle, rgba(20, 86, 240, 0.3) 0%, transparent 60%);
    pointer-events: none;
}

.product-card h4 {
    color: var(--white);
    font-size: 24px;
    margin-bottom: 12px;
}

.product-card p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 15px;
}

/* ── Trial Banner ── */
.trial-banner {
    background: linear-gradient(135deg, #0f1419 0%, #1a1a2e 50%, #16213e 100%);
    color: white;
    padding: 80px 32px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.trial-banner::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: radial-gradient(ellipse at 30% 50%, rgba(0, 212, 170, 0.15) 0%, transparent 50%);
    pointer-events: none;
}

.trial-banner h2 {
    color: var(--white);
    font-size: 40px;
    margin-bottom: 16px;
}

.trial-banner p {
    font-size: 18px;
    opacity: 0.8;
    margin-bottom: 32px;
}

/* ── LLM Grid - Minimax Style ── */
.llm-section {
    background: var(--gray-50);
    border-top: 1px solid var(--border-light);
    border-bottom: 1px solid var(--border-light);
    padding: 80px 32px;
}

.llm-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin-bottom: 32px;
}

.llm-item {
    background: var(--white);
    border: 2px solid var(--border-light);
    border-radius: 16px;
    padding: 20px 16px;
    cursor: pointer;
    transition: all 0.2s;
    text-align: center;
}

.llm-item:hover {
    border-color: var(--brand-blue);
    background: rgba(20, 86, 240, 0.02);
    transform: translateY(-2px);
}

.llm-item.selected {
    border-color: var(--brand-blue);
    background: rgba(20, 86, 240, 0.05);
    box-shadow: var(--shadow-brand);
}

.llm-icon { font-size: 28px; margin-bottom: 10px; }
.llm-name { font-size: 14px; font-weight: 600; color: var(--text-dark); }
.llm-region { font-size: 12px; color: var(--text-muted); margin-top: 4px; }

.llm-check {
    display: inline-flex; align-items: center; justify-content: center;
    width: 20px; height: 20px;
    border-radius: 50%;
    margin-top: 12px;
    font-size: 11px;
}

.llm-item.selected .llm-check {
    background: var(--brand-blue);
    color: white;
}

.llm-item:not(.selected) .llm-check {
    border: 2px solid var(--gray-300);
}

/* Quick Buttons */
.llm-quick {
    display: flex; gap: 12px; justify-content: center; flex-wrap: wrap;
    margin-bottom: 24px;
}

.quick-btn {
    font-family: 'DM Sans', sans-serif;
    font-size: 13px; font-weight: 500;
    padding: 8px 18px;
    border-radius: 9999px;
    border: 1.5px solid var(--gray-300);
    background: var(--white);
    cursor: pointer;
    color: var(--text-secondary);
    transition: all 0.2s;
}

.quick-btn:hover, .quick-btn.active {
    border-color: var(--brand-blue);
    color: var(--brand-blue);
    background: rgba(20, 86, 240, 0.05);
}

.selected-summary {
    text-align: center;
    font-size: 15px;
    color: var(--text-muted);
    margin-bottom: 20px;
}

.selected-summary strong {
    color: var(--brand-blue);
}

/* ── Period Selector ── */
.period-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin-bottom: 32px;
}

.period-item {
    background: var(--white);
    border: 2px solid var(--border-light);
    border-radius: 16px;
    padding: 24px 20px;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s;
    position: relative;
}

.period-item:hover {
    border-color: var(--brand-blue);
    transform: translateY(-2px);
}

.period-item.selected {
    border-color: var(--brand-blue);
    background: rgba(20, 86, 240, 0.03);
}

.period-tag {
    position: absolute; top: -12px; left: 50%; transform: translateX(-50%);
    font-size: 11px; font-weight: 700;
    padding: 4px 12px; border-radius: 9999px;
    background: var(--geo-green);
    color: white;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.period-tag.save { background: var(--brand-blue); }
.period-tag.hot { background: #ef4444; }

.period-label { font-size: 18px; font-weight: 600; color: var(--text-dark); margin-bottom: 6px; }
.period-desc { font-size: 13px; color: var(--text-muted); }

/* ── Package Cards ── */
.pkg-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    max-width: 900px;
    margin: 0 auto;
}

.pkg-card {
    background: var(--white);
    border: 2px solid var(--border-light);
    border-radius: 24px;
    padding: 40px 36px;
    cursor: pointer;
    transition: all 0.25s;
    position: relative;
    overflow: hidden;
}

.pkg-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-card);
    border-color: var(--gray-300);
}

.pkg-card.selected {
    border-color: var(--brand-blue);
    background: rgba(20, 86, 240, 0.02);
    box-shadow: var(--shadow-brand);
}

.pkg-card.god {
    border-color: var(--geo-green);
}

.pkg-card.god:hover {
    box-shadow: 0 8px 32px rgba(0, 212, 170, 0.20);
}

.pkg-card.god.selected {
    border-color: var(--geo-green);
    background: rgba(0, 212, 170, 0.05);
    box-shadow: 0 8px 32px rgba(0, 212, 170, 0.25);
}

.pkg-badge {
    position: absolute; top: 20px; right: 20px;
    font-size: 11px; font-weight: 700;
    padding: 4px 12px; border-radius: 9999px;
    background: linear-gradient(135deg, var(--geo-green) 0%, #00b894 100%);
    color: white;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.pkg-name {
    font-family: 'Outfit', sans-serif;
    font-size: 28px; font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 8px;
}

.pkg-desc {
    font-size: 15px;
    color: var(--text-muted);
    margin-bottom: 24px;
}

.pkg-price {
    margin-bottom: 24px;
}

.pkg-price .amount {
    font-family: 'Outfit', sans-serif;
    font-size: 48px; font-weight: 700;
    color: var(--text-dark);
}

.pkg-price .currency {
    font-size: 20px; font-weight: 500;
    color: var(--text-muted);
}

.pkg-price .period {
    font-size: 14px; color: var(--text-muted);
}

.pkg-features {
    list-style: none;
    margin-bottom: 32px;
}

.pkg-features li {
    font-size: 14px;
    color: var(--text-secondary);
    padding: 8px 0;
    display: flex; align-items: center; gap: 12px;
}

.pkg-features li::before {
    content: '✓';
    width: 20px; height: 20px;
    background: rgba(0, 212, 170, 0.15);
    color: var(--geo-green);
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-size: 11px; font-weight: 700;
    flex-shrink: 0;
}

.pkg-card .btn { width: 100%; }

/* ── Footer ── */
footer {
    background: var(--dark-bg);
    color: rgba(255, 255, 255, 0.7);
    padding: 64px 32px 32px;
}

.footer-inner {
    max-width: 1200px;
    margin: 0 auto;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr repeat(3, 1fr);
    gap: 48px;
    margin-bottom: 48px;
}

.footer-brand .logo { color: var(--white); margin-bottom: 16px; }
.footer-brand p { font-size: 14px; line-height: 1.60; }

.footer-col h5 {
    font-family: 'DM Sans', sans-serif;
    font-size: 13px; font-weight: 600;
    color: var(--white);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 20px;
}

.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 12px; }
.footer-col a {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.6);
    text-decoration: none;
    transition: color 0.2s;
}
.footer-col a:hover { color: var(--white); }

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 32px;
    display: flex; justify-content: space-between; align-items: center;
    font-size: 13px;
}

.footer-bottom a {
    color: rgba(255, 255, 255, 0.5);
    text-decoration: none;
}
.footer-bottom a:hover { color: var(--white); }

/* ── Process/Steps ── */
.step-grid {
    display: grid;
    grid-template-columns: repeat(9, 1fr);
    gap: 16px;
    margin-bottom: 48px;
}

.step-item {
    text-align: center;
}

.step-number {
    width: 40px; height: 40px;
    background: var(--brand-blue);
    color: white;
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-family: 'Outfit', sans-serif;
    font-size: 16px; font-weight: 600;
    margin: 0 auto 12px;
}

.step-name {
    font-size: 13px; font-weight: 500;
    color: var(--text-secondary);
}

.step-arrow {
    display: flex; align-items: center;
    color: var(--gray-300);
    font-size: 20px;
}

/* ── Responsive - Minimax Breakpoints ── */
@media (max-width: 1024px) {
    h1 { font-size: 56px; }
    h2 { font-size: 40px; }
    .hero { padding: 140px 24px 80px; }
    .section { padding: 80px 24px; }
    .llm-grid { grid-template-columns: repeat(3, 1fr); }
    .period-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    h1 { font-size: 40px; }
    h2 { font-size: 32px; }
    .hero h1 { font-size: 36px; }
    .hero p { font-size: 18px; }
    .nav-links { display: none; }
    .card-grid-2,
    .card-grid-3,
    .card-grid-4 { grid-template-columns: 1fr; }
    .llm-grid { grid-template-columns: repeat(2, 1fr); }
    .pkg-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; }
    .step-grid { grid-template-columns: repeat(3, 1fr); }
}

/* ── Animations ── */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.animate-in {
    animation: fadeIn 0.6s ease-out forwards;
}

/* ── Utilities ── */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }
.mt-4 { margin-top: 16px; }
.mt-8 { margin-top: 32px; }
.mb-4 { margin-bottom: 16px; }
.mb-8 { margin-bottom: 32px; }
.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.gap-4 { gap: 16px; }
.gap-8 { gap: 32px; }

/* ── Language Switcher ── */
.lang-switch a {
    font-size: 12px !important;
    padding: 4px 10px;
    border-radius: 6px;
    background: var(--gray-100);
    color: var(--text-secondary) !important;
    transition: all 0.2s;
}

.lang-switch a:hover {
    background: var(--brand-blue) !important;
    color: var(--white) !important;
}

/* ── Enhanced Hero ── */
.hero-badge-new {
    display: inline-flex; align-items: center; gap: 8px;
    font-size: 14px; font-weight: 600;
    color: var(--white);
    background: linear-gradient(135deg, var(--brand-blue) 0%, #1d4ed8 100%);
    padding: 8px 20px; border-radius: 9999px;
    margin-bottom: 28px;
    box-shadow: 0 4px 16px rgba(20, 86, 240, 0.3);
}

.hero-gradient {
    background: linear-gradient(180deg, var(--gray-50) 0%, var(--white) 100%);
    position: relative;
}

.hero-gradient::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; height: 400px;
    background: radial-gradient(ellipse at 50% -20%, rgba(20, 86, 240, 0.12) 0%, transparent 60%);
    pointer-events: none;
}

/* ── Enhanced Cards ── */
.card-gradient {
    background: linear-gradient(135deg, rgba(20, 86, 240, 0.03) 0%, rgba(0, 212, 170, 0.03) 100%);
    border: 1px solid var(--border-light);
}

.card:hover {
    background: var(--white);
}

/* ── FAQ Enhanced ── */
.faq-section {
    background: var(--gray-50) !important;
    border-top: 1px solid var(--border-light);
}

.faq-item {
    background: var(--white);
    border-radius: 16px !important;
    padding: 28px !important;
    box-shadow: var(--shadow-subtle);
    transition: all 0.25s;
    border: 1px solid var(--border-light);
}

.faq-item:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-card);
    border-color: var(--brand-blue);
}

.faq-q {
    font-size: 17px; font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 14px;
    display: flex; align-items: center; gap: 12px;
}

.faq-a {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.70;
}

.faq-number {
    width: 32px; height: 32px;
    background: linear-gradient(135deg, var(--brand-blue) 0%, var(--primary-600) 100%);
    color: white;
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-size: 13px; font-weight: 600;
    flex-shrink: 0;
}

/* ── Service Cards Enhanced ── */
.service-card {
    background: var(--white);
    border: 1px solid var(--border-light);
    border-radius: 20px;
    padding: 32px;
    transition: all 0.3s;
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; height: 4px;
    background: linear-gradient(90deg, var(--brand-blue) 0%, var(--geo-green) 100%);
    opacity: 0;
    transition: opacity 0.3s;
}

.service-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-card);
    border-color: transparent;
}

.service-card:hover::before {
    opacity: 1;
}

.service-icon {
    width: 56px; height: 56px;
    border-radius: 16px;
    display: flex; align-items: center; justify-content: center;
    font-size: 28px;
    margin-bottom: 24px;
    background: linear-gradient(135deg, rgba(20, 86, 240, 0.1) 0%, rgba(0, 212, 170, 0.1) 100%);
}

/* ── Pricing Cards Enhanced ── */
.pricing-highlight {
    background: linear-gradient(135deg, rgba(20, 86, 240, 0.04) 0%, rgba(0, 212, 170, 0.04) 100%);
    border: 2px solid var(--geo-green) !important;
}

.pricing-highlight::before {
    content: 'Best Value';
    position: absolute; top: -1px; left: 50%; transform: translateX(-50%);
    background: linear-gradient(135deg, var(--geo-green) 0%, #00b894 100%);
    color: white;
    font-size: 11px; font-weight: 700;
    padding: 4px 16px;
    border-radius: 0 0 12px 12px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* ── Footer Enhanced ── */
.footer-gradient {
    background: linear-gradient(180deg, var(--dark-bg) 0%, #0f1419 100%);
}

/* ── Section Title Decoration ── */
.section-title-decoration {
    position: relative;
    display: inline-block;
}

.section-title-decoration::after {
    content: '';
    position: absolute;
    bottom: -8px; left: 50%; transform: translateX(-50%);
    width: 60px; height: 4px;
    background: linear-gradient(90deg, var(--brand-blue) 0%, var(--geo-green) 100%);
    border-radius: 2px;
}

/* ── CTA Section ── */
.cta-section {
    background: linear-gradient(135deg, var(--dark-bg) 0%, #1a1a2e 50%, #16213e 100%);
    color: white;
    padding: 100px 32px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: radial-gradient(ellipse at 50% 100%, rgba(0, 212, 170, 0.2) 0%, transparent 50%);
    pointer-events: none;
}

.cta-section h2 {
    color: var(--white);
    font-size: 42px;
    margin-bottom: 16px;
    position: relative;
}

.cta-section p {
    font-size: 18px;
    opacity: 0.8;
    margin-bottom: 40px;
    position: relative;
}

.cta-btns {
    display: flex; gap: 16px; justify-content: center; flex-wrap: wrap;
    position: relative;
}

.cta-btns .btn-black {
    background: var(--geo-green);
    color: white;
    font-size: 16px; font-weight: 600;
    padding: 16px 36px;
    border-radius: 10px;
}

.cta-btns .btn-black:hover {
    background: var(--geo-green-dark);
    transform: translateY(-2px);
}

.cta-btns .btn-outline {
    background: transparent;
    color: rgba(255, 255, 255, 0.9);
    border: 2px solid rgba(255, 255, 255, 0.3);
    font-size: 16px; font-weight: 500;
    padding: 14px 32px;
}

.cta-btns .btn-outline:hover {
    border-color: rgba(255, 255, 255, 0.6);
    background: rgba(255, 255, 255, 0.1);
}

/* ── Enhanced Footer ── */
footer {
    background: var(--dark-bg);
    color: rgba(255, 255, 255, 0.7);
    padding: 80px 32px 40px;
}

footer p {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.5);
}

.footer-links {
    display: flex; gap: 24px; justify-content: center; flex-wrap: wrap;
    margin-top: 16px;
}

.footer-links a {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.6);
    text-decoration: none;
    transition: color 0.2s;
}

.footer-links a:hover {
    color: var(--geo-green);
}

/* ── Service Cards Grid ── */
.service-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.service-card {
    background: var(--white);
    border: 1px solid var(--border-light);
    border-radius: 20px;
    padding: 32px;
    transition: all 0.3s;
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; height: 4px;
    background: linear-gradient(90deg, var(--brand-blue) 0%, var(--geo-green) 100%);
    opacity: 0;
    transition: opacity 0.3s;
}

.service-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-card);
    border-color: transparent;
}

.service-card:hover::before {
    opacity: 1;
}

.service-icon {
    width: 56px; height: 56px;
    border-radius: 16px;
    display: flex; align-items: center; justify-content: center;
    font-size: 28px;
    margin-bottom: 24px;
    background: linear-gradient(135deg, rgba(20, 86, 240, 0.1) 0%, rgba(0, 212, 170, 0.1) 100%);
}

.service-card h3 {
    font-size: 22px; font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 12px;
}

.service-card p {
    font-size: 15px;
    color: var(--text-muted);
    line-height: 1.60;
}

/* ── Process Steps ── */
.flow-steps {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-bottom: 48px;
}

.flow-step {
    background: var(--white);
    border: 1px solid var(--border-light);
    border-radius: 16px;
    padding: 28px;
    text-align: center;
    transition: all 0.25s;
}

.flow-step:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-card);
    border-color: var(--brand-blue);
}

.flow-num {
    width: 48px; height: 48px;
    background: linear-gradient(135deg, var(--brand-blue) 0%, var(--primary-600) 100%);
    color: white;
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-family: 'Outfit', sans-serif;
    font-size: 20px; font-weight: 700;
    margin: 0 auto 16px;
}

.flow-step h4 {
    font-size: 17px; font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 8px;
}

.flow-step p {
    font-size: 14px;
    color: var(--text-muted);
}

/* ── Package Grid Enhanced ── */
.pkg-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
    max-width: 960px;
    margin: 0 auto;
}

@media (max-width: 768px) {
    .pkg-grid,
    .service-grid,
    .flow-steps {
        grid-template-columns: 1fr;
    }
    
    .cta-section h2 {
        font-size: 28px;
    }
}

/* ── Cases Section ── */
.cases-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.case-card {
    background: var(--white);
    border: 1px solid var(--border-light);
    border-radius: 20px;
    padding: 32px;
    transition: all 0.25s;
}

.case-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-card);
    border-color: var(--geo-green);
}

.case-tag {
    display: inline-block;
    font-size: 11px; font-weight: 700;
    padding: 4px 12px;
    border-radius: 9999px;
    background: linear-gradient(135deg, rgba(20, 86, 240, 0.1) 0%, rgba(0, 212, 170, 0.1) 100%);
    color: var(--brand-blue);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 16px;
}

.case-card h3 {
    font-size: 20px; font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 12px;
}

.case-card p {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.60;
    margin-bottom: 12px;
}

.case-result {
    font-size: 14px !important;
    color: var(--geo-green) !important;
    font-weight: 500;
    padding-top: 16px;
    border-top: 1px solid var(--border-light);
    margin-top: 16px;
}

/* ── Section Header Enhanced ── */
.section-header {
    text-align: center;
    margin-bottom: 56px;
}

.section-header h2 {
    font-size: 44px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 16px;
    position: relative;
    display: inline-block;
}

.section-header h2::after {
    content: '';
    position: absolute;
    bottom: -10px; left: 50%; transform: translateX(-50%);
    width: 50px; height: 4px;
    background: linear-gradient(90deg, var(--brand-blue) 0%, var(--geo-green) 100%);
    border-radius: 2px;
}

.section-header p {
    font-size: 18px;
    color: var(--text-muted);
    margin-top: 20px;
}

/* ── Badge Tags ── */
.badge-pro {
    background: var(--brand-blue) !important;
    color: white !important;
}

.badge-god {
    background: linear-gradient(135deg, var(--geo-green) 0%, #00b894 100%) !important;
    color: white !important;
}

/* ── Select Indicator ── */
.select-indicator {
    position: absolute;
    top: 16px; right: 16px;
    width: 24px; height: 24px;
    border: 2px solid var(--gray-300);
    border-radius: 50%;
    transition: all 0.2s;
}

.pkg-card.selected .select-indicator {
    border-color: var(--brand-blue);
    background: var(--brand-blue);
    box-shadow: 0 0 0 4px rgba(20, 86, 240, 0.2);
}

.pkg-card.god.selected .select-indicator {
    border-color: var(--geo-green);
    background: var(--geo-green);
    box-shadow: 0 0 0 4px rgba(0, 212, 170, 0.2);
}

/* ── More Feature ── */
.pkg-features li.more {
    color: var(--text-muted);
    font-style: italic;
}

/* ── Enhanced Typography ── */
.pkg-sub {
    font-size: 14px !important;
    color: var(--text-muted) !important;
    line-height: 1.50 !important;
    margin-bottom: 20px !important;
}

.amount {
    font-family: 'Outfit', sans-serif;
    font-size: 52px !important;
    font-weight: 700;
    color: var(--text-dark);
}

.unit {
    font-size: 16px;
    color: var(--text-muted);
    margin-left: 4px;
}

/* ── Responsive Fixes ── */
@media (max-width: 1024px) {
    .service-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .cases-grid {
        grid-template-columns: 1fr;
    }
    
    .section-header h2 {
        font-size: 32px;
    }
    
    .amount {
        font-size: 40px !important;
    }
}

/* ── Modal Overlay ── */
.modal-overlay {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    z-index: 2000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.modal-overlay.open {
    display: flex;
}

.modal {
    background: var(--white);
    border-radius: 24px;
    padding: 40px;
    max-width: 480px;
    width: 100%;
    position: relative;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    animation: modalIn 0.3s ease-out;
}

@keyframes modalIn {
    from {
        opacity: 0;
        transform: scale(0.95) translateY(20px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

.modal-close {
    position: absolute;
    top: 16px; right: 16px;
    width: 32px; height: 32px;
    border: none;
    background: var(--gray-100);
    border-radius: 50%;
    cursor: pointer;
    font-size: 16px;
    display: flex; align-items: center; justify-content: center;
    transition: background 0.2s;
}

.modal-close:hover {
    background: var(--gray-200);
}

.modal h3 {
    font-family: 'Outfit', sans-serif;
    font-size: 24px; font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 8px;
}

.modal-sub {
    font-size: 15px;
    color: var(--text-muted);
    margin-bottom: 28px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 13px; font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.form-group input {
    width: 100%;
    padding: 14px 16px;
    border: 1.5px solid var(--gray-300);
    border-radius: 10px;
    font-family: 'DM Sans', sans-serif;
    font-size: 15px;
    transition: border-color 0.2s, box-shadow 0.2s;
    background: var(--white);
}

.form-group input:focus {
    outline: none;
    border-color: var(--brand-blue);
    box-shadow: 0 0 0 4px rgba(20, 86, 240, 0.1);
}

.form-group .hint {
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 6px;
}

/* ── Period Grid Centering ── */
.period-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    max-width: 700px;
    margin: 0 auto 32px;
}

@media (max-width: 768px) {
    .period-grid {
        grid-template-columns: 1fr;
        max-width: 300px;
    }
}

/* ── Package Badge Fix ── */
.pkg-badge {
    position: absolute;
    top: 16px;
    right: 16px;
    font-size: 11px; font-weight: 700;
    padding: 4px 12px;
    border-radius: 9999px;
    z-index: 2;
}

.pkg-card.selected .pkg-badge.pro,
.pkg-badge.pro {
    background: var(--brand-blue);
    color: white;
}

.pkg-badge.god,
.pkg-card.god .pkg-badge.god {
    background: linear-gradient(135deg, var(--geo-green) 0%, #00b894 100%);
    color: white;
}

/* ── Select Indicator Fix ── */
.select-indicator {
    position: absolute;
    top: 12px;
    left: 12px;
    width: 20px; height: 20px;
    border: 2px solid var(--gray-300);
    border-radius: 50%;
    transition: all 0.2s;
}

.pkg-card.selected .select-indicator {
    border-color: var(--brand-blue);
    background: var(--brand-blue);
    box-shadow: 0 0 0 3px rgba(20, 86, 240, 0.15);
}

.pkg-card.god.selected .select-indicator {
    border-color: var(--geo-green);
    background: var(--geo-green);
    box-shadow: 0 0 0 3px rgba(0, 212, 170, 0.15);
}

/* ── Trial Banner ── */
.trial-banner {
    background: linear-gradient(135deg, var(--dark-bg) 0%, #1a1a2e 50%, #16213e 100%);
    color: white;
    padding: 80px 32px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.trial-banner::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: radial-gradient(ellipse at 50% 100%, rgba(0, 212, 170, 0.2) 0%, transparent 50%);
    pointer-events: none;
}

.trial-banner h2 {
    color: var(--white);
    font-size: 36px;
    margin-bottom: 12px;
    position: relative;
}

.trial-banner p {
    font-size: 17px;
    opacity: 0.85;
    margin-bottom: 32px;
    position: relative;
}

/* ── Order Bar ── */
.order-bar {
    position: fixed;
    bottom: 0; left: 0; right: 0;
    background: var(--white);
    border-top: 1px solid var(--gray-200);
    padding: 12px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    z-index: 900;
    transform: translateY(100%);
    transition: transform 0.3s;
}

.order-bar.visible {
    transform: translateY(0);
}

.order-bar .summary {
    font-size: 14px;
    color: var(--text-muted);
}

.order-bar .total {
    font-family: 'Outfit', sans-serif;
    font-size: 24px; font-weight: 700;
    color: var(--text-dark);
}

/* ── Language Switcher ── */
.nav-right {
    display: flex;
    align-items: center;
    gap: 16px;
}

.lang-switch {
    display: flex;
    gap: 4px;
    background: var(--gray-100);
    padding: 4px;
    border-radius: 8px;
}

.lang-btn {
    font-size: 12px !important;
    font-weight: 500;
    padding: 6px 10px;
    border-radius: 6px;
    color: var(--text-muted) !important;
    text-decoration: none;
    transition: all 0.2s;
}

.lang-btn:hover {
    color: var(--text-dark) !important;
    background: var(--gray-200);
}

.lang-btn.active {
    background: var(--white);
    color: var(--text-dark) !important;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

/* ── ENHANCED GRADIENTS ── */

/* Hero Background - More Vibrant */
.hero-gradient {
    background: linear-gradient(180deg, #f0f4ff 0%, #e8f0ff 30%, #ffffff 100%);
    position: relative;
}

.hero-gradient::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; height: 500px;
    background: 
        radial-gradient(ellipse at 20% 20%, rgba(20, 86, 240, 0.15) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 80%, rgba(0, 212, 170, 0.12) 0%, transparent 50%),
        radial-gradient(ellipse at 50% 0%, rgba(20, 86, 240, 0.08) 0%, transparent 60%);
    pointer-events: none;
}

/* Hero Badge - Glow Effect */
.hero-badge-new {
    display: inline-flex; align-items: center; gap: 8px;
    font-size: 14px; font-weight: 600;
    color: var(--white);
    background: linear-gradient(135deg, var(--brand-blue) 0%, #1e40af 50%, var(--geo-green) 100%);
    padding: 10px 24px; border-radius: 9999px;
    margin-bottom: 28px;
    box-shadow: 
        0 4px 20px rgba(20, 86, 240, 0.4),
        0 0 40px rgba(0, 212, 170, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

/* Service Icon - Stronger Gradient */
.service-icon {
    width: 56px; height: 56px;
    border-radius: 16px;
    display: flex; align-items: center; justify-content: center;
    font-size: 28px;
    margin-bottom: 24px;
    background: linear-gradient(135deg, var(--brand-blue) 0%, rgba(0, 212, 170, 0.8) 100%);
    box-shadow: 0 4px 16px rgba(20, 86, 240, 0.3);
}

/* Case Tag - Vibrant */
.case-tag {
    display: inline-block;
    font-size: 11px; font-weight: 700;
    padding: 6px 14px;
    border-radius: 9999px;
    background: linear-gradient(135deg, var(--brand-blue) 0%, var(--geo-green) 100%);
    color: white;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    box-shadow: 0 2px 8px rgba(20, 86, 240, 0.25);
}

/* CTA Section - Stronger Gradient */
.cta-section {
    background: linear-gradient(135deg, #0a0a14 0%, #0f1629 25%, #1a1a3e 50%, #0f1a2e 75%, #0a1420 100%);
    color: white;
    padding: 100px 32px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: 
        radial-gradient(ellipse at 30% 30%, rgba(20, 86, 240, 0.3) 0%, transparent 50%),
        radial-gradient(ellipse at 70% 70%, rgba(0, 212, 170, 0.25) 0%, transparent 50%);
    pointer-events: none;
}

/* Trial Banner - Stronger */
.trial-banner {
    background: linear-gradient(135deg, #0a0f1a 0%, #0f1a2e 30%, #1a2744 50%, #0f2030 70%, #0a1520 100%);
    color: white;
    padding: 80px 32px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.trial-banner::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: 
        radial-gradient(ellipse at 20% 50%, rgba(20, 86, 240, 0.35) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 50%, rgba(0, 212, 170, 0.25) 0%, transparent 50%);
    pointer-events: none;
}

/* Button GEO Gradient */
.btn-geo {
    background: linear-gradient(135deg, var(--brand-blue) 0%, #1e40af 50%, var(--geo-green) 100%);
    color: var(--white);
    box-shadow: 
        0 4px 16px rgba(20, 86, 240, 0.4),
        0 0 30px rgba(0, 212, 170, 0.2);
}
.btn-geo:hover {
    transform: translateY(-2px);
    box-shadow: 
        0 8px 24px rgba(20, 86, 240, 0.5),
        0 0 40px rgba(0, 212, 170, 0.3);
}

/* Footer Gradient */
footer {
    background: linear-gradient(180deg, #0f1419 0%, #0a0f14 100%);
    color: rgba(255, 255, 255, 0.7);
    padding: 80px 32px 40px;
}

/* FAQ Number Gradient */
.faq-number {
    width: 32px; height: 32px;
    background: linear-gradient(135deg, var(--brand-blue) 0%, #1e40af 100%);
    color: white;
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-size: 13px; font-weight: 600;
    flex-shrink: 0;
    box-shadow: 0 2px 8px rgba(20, 86, 240, 0.3);
}

/* Flow Step Number Gradient */
.flow-num {
    width: 48px; height: 48px;
    background: linear-gradient(135deg, var(--brand-blue) 0%, #1e40af 50%, var(--geo-green) 100%);
    color: white;
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-family: 'Outfit', sans-serif;
    font-size: 20px; font-weight: 700;
    margin: 0 auto 16px;
    box-shadow: 0 4px 16px rgba(20, 86, 240, 0.35);
}

/* Section Title Decoration */
.section-header h2::after {
    content: '';
    position: absolute;
    bottom: -12px; left: 50%; transform: translateX(-50%);
    width: 60px; height: 5px;
    background: linear-gradient(90deg, var(--brand-blue) 0%, var(--geo-green) 100%);
    border-radius: 3px;
    box-shadow: 0 2px 8px rgba(20, 86, 240, 0.3);
}

/* Logo Icon Gradient */
.logo-icon {
    width: 32px; height: 32px;
    background: linear-gradient(135deg, var(--brand-blue) 0%, var(--geo-green) 100%);
    border-radius: 8px;
    display: flex; align-items: center; justify-content: center;
    color: white; font-size: 16px; font-weight: 700;
    box-shadow: 0 2px 8px rgba(20, 86, 240, 0.3);
}

/* Period Tag Gradient */
.period-tag {
    background: linear-gradient(135deg, var(--geo-green) 0%, #00a080 100%);
    box-shadow: 0 2px 8px rgba(0, 212, 170, 0.3);
}

.period-tag.save {
    background: linear-gradient(135deg, var(--brand-blue) 0%, #1e40af 100%);
    box-shadow: 0 2px 8px rgba(20, 86, 240, 0.3);
}

/* LLM Item Hover */
.llm-item:hover {
    border-color: var(--brand-blue);
    background: rgba(20, 86, 240, 0.05);
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(20, 86, 240, 0.15);
}

/* Card Hover Glow */
.card:hover,
.service-card:hover,
.case-card:hover,
.flow-step:hover {
    box-shadow: 
        0 8px 30px rgba(20, 86, 240, 0.12),
        0 0 20px rgba(0, 212, 170, 0.08);
    border-color: transparent;
}

/* ── Section Blue Border ── */
.section-blue-border {
    background: var(--gray-50);
    border: 2px solid var(--brand-blue) !important;
    border-radius: 24px;
    margin: 20px auto;
    max-width: calc(100% - 40px);
}

.section-blue-border-sm {
    background: var(--gray-50);
    border: 2px solid var(--brand-blue) !important;
    border-radius: 24px;
    margin: 20px auto;
    max-width: calc(100% - 40px);
}