/* ==========================================
   H7 MEDIA - LIQUID GLASS DESIGN SYSTEM
   ========================================== */

/* ===== CSS VARIABLES — LIGHT MODE (default) ===== */
:root {
    --bg-deep: #f0f4ff;
    --bg-dark: #e8eeff;
    --bg-card: #ffffff;

    /* Gradient Colors */
    --grad-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --grad-accent: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --grad-blue: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --grad-purple: linear-gradient(135deg, #a18cd1 0%, #fbc2eb 100%);
    --grad-gold: linear-gradient(135deg, #f6d365 0%, #fda085 100%);

    /* Text */
    --text-primary: #0f172a;
    --text-secondary: rgba(15, 23, 42, 0.72);
    --text-muted: rgba(15, 23, 42, 0.45);
    --text-accent: #5b4fd8;

    /* Glass effect — light */
    --glass-bg: rgba(255, 255, 255, 0.65);
    --glass-bg-hover: rgba(255, 255, 255, 0.85);
    --glass-border: rgba(102, 126, 234, 0.18);
    --glass-border-hover: rgba(102, 126, 234, 0.38);
    --glass-shadow: 0 8px 32px rgba(102, 126, 234, 0.12);
    --glass-shadow-lg: 0 20px 60px rgba(102, 126, 234, 0.18);
    --blur: blur(20px);
    --blur-lg: blur(40px);

    /* Spacing */
    --section-pad: 120px;
    --container: 1280px;
    --radius: 20px;
    --radius-lg: 30px;
    --radius-sm: 12px;

    /* Transitions */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);

    /* Blob colors — softer for light */
    --blob-1: rgba(102, 126, 234, 0.18);
    --blob-2: rgba(118, 75, 162, 0.14);
    --blob-3: rgba(79, 172, 254, 0.12);
    --blob-4: rgba(240, 147, 251, 0.1);
}

/* ===== DARK MODE VARIABLES ===== */
body.dark-mode {
    --bg-deep: #05060f;
    --bg-dark: #0a0d1a;
    --bg-card: #0f1228;

    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.75);
    --text-muted: rgba(255, 255, 255, 0.45);
    --text-accent: #7c6dfa;

    --glass-bg: rgba(255, 255, 255, 0.06);
    --glass-bg-hover: rgba(255, 255, 255, 0.1);
    --glass-border: rgba(255, 255, 255, 0.12);
    --glass-border-hover: rgba(255, 255, 255, 0.25);
    --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
    --glass-shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.5);

    --blob-1: rgba(102, 126, 234, 0.35);
    --blob-2: rgba(118, 75, 162, 0.3);
    --blob-3: rgba(79, 172, 254, 0.25);
    --blob-4: rgba(240, 147, 251, 0.2);
}

/* ===== PRELOAD DARK — prevent flash on page load ===== */
html.preload-dark body {
    --bg-deep: #05060f;
    --bg-dark: #0a0d1a;
    --bg-card: #0f1228;
    --text-primary: #ffffff;
    --text-secondary: rgba(255,255,255,0.75);
    --text-muted: rgba(255,255,255,0.45);
    --text-accent: #7c6dfa;
    --glass-bg: rgba(255,255,255,0.06);
    --glass-bg-hover: rgba(255,255,255,0.1);
    --glass-border: rgba(255,255,255,0.12);
    --glass-border-hover: rgba(255,255,255,0.25);
    --glass-shadow: 0 8px 32px rgba(0,0,0,0.4);
    --glass-shadow-lg: 0 20px 60px rgba(0,0,0,0.5);
    --blob-1: rgba(102,126,234,0.35);
    --blob-2: rgba(118,75,162,0.3);
    --blob-3: rgba(79,172,254,0.25);
    --blob-4: rgba(240,147,251,0.2);
}

/* ===== THEME TRANSITION ===== */
body, body * {
    transition: background-color 0.4s ease, color 0.4s ease, border-color 0.4s ease, box-shadow 0.4s ease;
}

/* ===== RESET & BASE ===== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

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

::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-dark); }
::-webkit-scrollbar-thumb { background: var(--text-accent); border-radius: 10px; }

/* ===== TYPOGRAPHY ===== */
.gradient-text {
    background: linear-gradient(135deg, #667eea, #a78bfa, #f093fb);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ===== GLASS COMPONENTS ===== */
.glass-card {
    background: var(--glass-bg);
    backdrop-filter: var(--blur);
    -webkit-backdrop-filter: var(--blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius);
    transition: var(--transition);
}

.glass-card:hover {
    background: var(--glass-bg-hover);
    border-color: var(--glass-border-hover);
    box-shadow: var(--glass-shadow-lg);
    transform: translateY(-4px);
}

.glass-card-mini {
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-sm);
}

.glass-card-sm {
    background: rgba(255, 255, 255, 0.06);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: var(--radius);
}

.glass-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: 50px;
    font-size: 0.85rem;
    color: var(--text-secondary);
    transition: var(--transition);
}

.glass-badge i { color: #fbbf24; }

.glass-badge-sm {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 5px 12px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 50px;
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.glass-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.glass-tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    background: rgba(124, 109, 250, 0.15);
    border: 1px solid rgba(124, 109, 250, 0.3);
    border-radius: 50px;
    font-size: 0.8rem;
    color: #a78bfa;
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 32px;
    border-radius: 50px;
    font-size: 0.95rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    white-space: nowrap;
    font-family: inherit;
}

.btn-primary {
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: #fff;
    box-shadow: 0 4px 20px rgba(102, 126, 234, 0.4);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(102, 126, 234, 0.6);
    background: linear-gradient(135deg, #7c8ef7, #8b5cba);
}

.btn-glass {
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.25);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.btn-glass:hover {
    background: rgba(255, 255, 255, 0.18);
    border-color: rgba(255, 255, 255, 0.4);
    transform: translateY(-3px);
}

.btn-glass-card {
    background: rgba(102, 126, 234, 0.15);
    color: #a78bfa;
    border: 1px solid rgba(102, 126, 234, 0.35);
    width: 100%;
}

.btn-glass-card:hover {
    background: rgba(102, 126, 234, 0.25);
    border-color: rgba(102, 126, 234, 0.5);
    transform: translateY(-2px);
    color: #fff;
}

.btn-zalo {
    background: linear-gradient(135deg, #0068ff, #00b4ff);
    color: #fff;
    box-shadow: 0 4px 20px rgba(0, 104, 255, 0.4);
}

.btn-zalo:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(0, 104, 255, 0.5);
}

.btn-full { width: 100%; }
.btn-large { padding: 18px 32px; font-size: 1rem; }
.btn-sm { padding: 10px 20px; font-size: 0.85rem; }

/* ===== LAYOUT ===== */
.container {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 24px;
}

.section {
    padding: var(--section-pad) 0;
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: 70px;
}

.section-tag {
    display: inline-block;
    padding: 6px 18px;
    background: rgba(124, 109, 250, 0.15);
    border: 1px solid rgba(124, 109, 250, 0.3);
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 600;
    color: #a78bfa;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    margin-bottom: 20px;
}

.section-title {
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.section-subtitle {
    font-size: 1.05rem;
    color: var(--text-secondary);
    max-width: 550px;
    margin: 0 auto;
}

/* ===== ANIMATED BLOBS ===== */
.blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    pointer-events: none;
    z-index: 0;
    animation: blobFloat 8s ease-in-out infinite;
}

.blob-1 {
    width: 500px; height: 500px;
    background: var(--blob-1);
    top: -100px; left: -150px;
    animation-delay: 0s;
}
.blob-2 {
    width: 400px; height: 400px;
    background: var(--blob-2);
    top: 100px; right: -100px;
    animation-delay: 2s;
}
.blob-3 {
    width: 350px; height: 350px;
    background: var(--blob-3);
    bottom: -50px; left: 30%;
    animation-delay: 4s;
}
.blob-4 {
    width: 300px; height: 300px;
    background: var(--blob-4);
    bottom: 100px; right: 20%;
    animation-delay: 6s;
}

.blob-contact-1 {
    width: 400px; height: 400px;
    background: rgba(102, 126, 234, 0.3);
    top: -100px; left: -150px;
    animation-delay: 0s;
}
.blob-contact-2 {
    width: 350px; height: 350px;
    background: rgba(240, 147, 251, 0.25);
    bottom: -100px; right: -100px;
    animation-delay: 3s;
}

@keyframes blobFloat {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(20px, -20px) scale(1.05); }
    66% { transform: translate(-15px, 15px) scale(0.97); }
}

/* ===== NAVBAR ===== */
.navbar {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 1000;
    padding: 16px 0;
    transition: var(--transition);
}

.navbar.scrolled {
    background: rgba(240, 244, 255, 0.88);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border-bottom: 1px solid rgba(102, 126, 234, 0.15);
    padding: 12px 0;
    box-shadow: 0 4px 30px rgba(102, 126, 234, 0.1);
}

body.dark-mode .navbar.scrolled {
    background: rgba(10, 13, 26, 0.85);
    border-bottom-color: rgba(255, 255, 255, 0.08);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
}

.nav-container {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}

.logo-icon {
    width: 44px; height: 44px;
    background: linear-gradient(135deg, #667eea, #764ba2);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 800;
    font-size: 1.1rem;
    color: #fff;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
    transition: var(--transition);
}

.logo-icon:hover { transform: rotate(-5deg) scale(1.05); }

.logo-text {
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--text-primary);
}

.logo-accent { color: #a78bfa; }

.nav-links {
    display: flex;
    align-items: center;
    gap: 6px;
    list-style: none;
}

.nav-link {
    padding: 8px 16px;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    border-radius: 50px;
    transition: var(--transition);
}

.nav-link:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.08);
}

.nav-cta {
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: #fff !important;
    font-weight: 600;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.35);
}

.nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.5);
    background: linear-gradient(135deg, #7c8ef7, #8b5cba) !important;
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.hamburger span {
    width: 26px; height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: var(--transition);
}

/* ===== HERO SECTION ===== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding: 120px 24px 80px;
}

.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at 30% 50%, rgba(102, 126, 234, 0.15) 0%, transparent 60%),
                radial-gradient(ellipse at 80% 20%, rgba(118, 75, 162, 0.12) 0%, transparent 50%);
    pointer-events: none;
}

.hero-content {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 2;
    width: 100%;
}

.hero-content > *:not(.hero-visual) {
    grid-column: 1;
}

.hero-visual {
    grid-column: 2;
    grid-row: 1 / 5;
}

.hero-badge {
    margin-bottom: 28px;
    display: inline-flex;
    animation: fadeInUp 0.8s ease forwards;
}

.hero-title {
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 24px;
    animation: fadeInUp 0.8s 0.1s ease forwards;
    opacity: 0;
}

.hero-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 500px;
    line-height: 1.7;
    margin-bottom: 36px;
    animation: fadeInUp 0.8s 0.2s ease forwards;
    opacity: 0;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 50px;
    animation: fadeInUp 0.8s 0.3s ease forwards;
    opacity: 0;
}

.hero-stats {
    display: flex;
    gap: 16px;
    animation: fadeInUp 0.8s 0.4s ease forwards;
    opacity: 0;
}

.stat-item {
    padding: 16px 20px;
    text-align: center;
    display: flex;
    flex-direction: column;
    gap: 4px;
    min-width: 90px;
}

.stat-number {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.5rem;
    font-weight: 800;
    background: var(--grad-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: 0.75rem;
    color: var(--text-muted);
    font-weight: 500;
}

/* Browser Mockup */
.hero-visual {
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    animation: fadeInRight 1s 0.3s ease forwards;
    opacity: 0;
}

.browser-mockup {
    width: 100%;
    max-width: 480px;
    padding: 0;
    overflow: hidden;
    box-shadow: 0 30px 80px rgba(0, 0, 0, 0.6), inset 0 1px 0 rgba(255,255,255,0.1);
}

.browser-bar {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 16px;
    background: rgba(255, 255, 255, 0.05);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.browser-dots {
    display: flex;
    gap: 6px;
}

.browser-dots span {
    width: 10px; height: 10px;
    border-radius: 50%;
}

.browser-dots span:nth-child(1) { background: #ff5f57; }
.browser-dots span:nth-child(2) { background: #ffbd2e; }
.browser-dots span:nth-child(3) { background: #28ca41; }

.browser-url {
    flex: 1;
    padding: 6px 12px;
    background: rgba(255, 255, 255, 0.06);
    border-radius: 6px;
    font-size: 0.8rem;
    color: var(--text-muted);
}

.browser-content {
    padding: 20px;
    position: relative;
    min-height: 280px;
}

.mock-header {
    height: 40px;
    background: linear-gradient(90deg, rgba(102,126,234,0.4), rgba(118,75,162,0.3));
    border-radius: 8px;
    margin-bottom: 16px;
    animation: shimmer 2s infinite;
}

.mock-hero {
    height: 100px;
    background: rgba(255,255,255,0.04);
    border-radius: 10px;
    margin-bottom: 16px;
    border: 1px solid rgba(255,255,255,0.06);
    animation: shimmer 2s 0.3s infinite;
}

.mock-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
}

.mock-card {
    height: 60px;
    background: rgba(255,255,255,0.05);
    border-radius: 8px;
    border: 1px solid rgba(255,255,255,0.08);
    animation: shimmer 2s 0.6s infinite;
}

@keyframes shimmer {
    0%, 100% { opacity: 0.6; }
    50% { opacity: 1; }
}

.seo-badge {
    position: absolute;
    bottom: 24px; right: 20px;
}

.responsive-badge {
    position: absolute;
    bottom: 60px; right: 20px;
}

/* Mobile Mockup */
.mobile-mockup {
    position: absolute;
    right: -40px;
    bottom: -20px;
    width: 90px;
    padding: 12px 8px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
}

.mobile-screen {
    background: rgba(255,255,255,0.03);
    border-radius: 8px;
    overflow: hidden;
}

.mobile-header {
    height: 20px;
    background: linear-gradient(90deg, rgba(102,126,234,0.4), rgba(118,75,162,0.3));
    margin-bottom: 8px;
}

.mobile-content { padding: 6px; }

.mobile-line {
    height: 5px;
    background: rgba(255,255,255,0.1);
    border-radius: 3px;
    margin-bottom: 5px;
}

.mobile-line.short { width: 60%; }

/* Floating shapes */
.float-shape {
    position: absolute;
    border-radius: 50%;
    pointer-events: none;
    animation: floatShape 6s ease-in-out infinite;
}

.shape-1 {
    width: 120px; height: 120px;
    background: rgba(102, 126, 234, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(102, 126, 234, 0.2);
    top: 15%; right: 5%;
    animation-delay: 0s;
}

.shape-2 {
    width: 80px; height: 80px;
    background: rgba(240, 147, 251, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(240, 147, 251, 0.2);
    top: 60%; left: 5%;
    animation-delay: 2s;
}

.shape-3 {
    width: 60px; height: 60px;
    background: rgba(79, 172, 254, 0.12);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(79, 172, 254, 0.2);
    top: 30%; left: 45%;
    animation-delay: 4s;
}

@keyframes floatShape {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(5deg); }
}

/* Scroll indicator */
.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: var(--text-muted);
    font-size: 0.8rem;
    z-index: 2;
    animation: fadeInUp 1s 1s both;
}

.scroll-arrow {
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(8px); }
}

/* ===== ABOUT SECTION ===== */
.about {
    background: linear-gradient(180deg, transparent, rgba(102,126,234,0.04), transparent);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-content .section-tag { display: inline-block; }
.about-content .section-title {
    text-align: left;
    font-size: clamp(1.8rem, 3.5vw, 2.5rem);
    margin-top: 16px;
}

.section-desc {
    color: var(--text-secondary);
    margin-top: 20px;
    margin-bottom: 36px;
    font-size: 1rem;
    line-height: 1.8;
}

.about-features { display: flex; flex-direction: column; gap: 24px; }

.feature-item {
    display: flex;
    gap: 18px;
    align-items: flex-start;
}

.feature-icon {
    width: 50px; height: 50px;
    min-width: 50px;
    background: rgba(102, 126, 234, 0.12);
    border: 1px solid rgba(102, 126, 234, 0.25);
    font-size: 1.2rem;
    color: #a78bfa;
}

.feature-text h4 {
    font-weight: 600;
    margin-bottom: 4px;
    color: var(--text-primary);
}

.feature-text p {
    font-size: 0.9rem;
    color: var(--text-muted);
}

.about-visual {
    position: relative;
}

.about-card {
    padding: 36px;
    text-align: center;
}

.about-card-icon {
    width: 70px; height: 70px;
    background: linear-gradient(135deg, #667eea, #764ba2);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    color: #fff;
    margin: 0 auto 24px;
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.4);
}

.about-card h3 {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.3rem;
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: 14px;
}

.about-card p {
    color: var(--text-secondary);
    margin-bottom: 24px;
    font-size: 0.9rem;
}

.about-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: center;
}

.floating-stat {
    position: absolute;
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 14px 18px;
}

.stat-float-1 { top: -20px; left: -30px; }
.stat-float-2 { bottom: -20px; right: -20px; }

.stat-float-1 i, .stat-float-2 i { font-size: 1.3rem; }
.text-gold { color: #fbbf24; }
.text-blue { color: #60a5fa; }

.stat-n {
    display: block;
    font-weight: 700;
    font-size: 1.1rem;
    line-height: 1;
}

.floating-stat small {
    font-size: 0.72rem;
    color: var(--text-muted);
}

/* ===== SERVICES SECTION ===== */
.services {
    background: linear-gradient(180deg, transparent, rgba(118,75,162,0.04), transparent);
}

.features-banner {
    padding: 24px 32px;
    margin-bottom: 48px;
    border-image: linear-gradient(135deg, rgba(102,126,234,0.4), rgba(118,75,162,0.4)) 1;
}

.banner-title {
    font-weight: 700;
    margin-bottom: 16px;
    color: #a78bfa;
    font-size: 0.95rem;
}

.banner-title i { margin-right: 8px; }

.banner-features {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
}

.banner-features span {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.banner-features i { color: #4ade80; }

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
    max-width: 900px;
    margin: 0 auto;
}

.pricing-card {
    padding: 40px 36px;
    position: relative;
    overflow: hidden;
}

.pricing-card.premium {
    border-color: rgba(167, 139, 250, 0.4);
    background: rgba(102, 126, 234, 0.08);
}

.premium-glow {
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(ellipse at center, rgba(167, 139, 250, 0.08) 0%, transparent 60%);
    pointer-events: none;
}

.pricing-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
}

.pricing-icon {
    width: 56px; height: 56px;
    background: rgba(102, 126, 234, 0.15);
    border: 1px solid rgba(102, 126, 234, 0.3);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    color: #a78bfa;
}

.premium-icon {
    background: linear-gradient(135deg, rgba(102,126,234,0.3), rgba(167,139,250,0.3));
    border-color: rgba(167,139,250,0.5);
    color: #fbbf24;
}

.pricing-badge {
    padding: 5px 12px;
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: 50px;
    font-size: 0.78rem;
    color: var(--text-muted);
}

.premium-badge {
    background: rgba(251, 191, 36, 0.15);
    border-color: rgba(251, 191, 36, 0.4);
    color: #fbbf24;
}

.pricing-name {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 10px;
}

.pricing-desc {
    color: var(--text-muted);
    font-size: 0.88rem;
    margin-bottom: 24px;
    line-height: 1.6;
}

.pricing-price {
    display: flex;
    align-items: flex-end;
    gap: 6px;
    margin-bottom: 28px;
    padding-bottom: 28px;
    border-bottom: 1px solid rgba(255,255,255,0.08);
}

.price-number {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 2.2rem;
    font-weight: 800;
    background: linear-gradient(135deg, #667eea, #a78bfa);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
}

.price-currency {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-bottom: 4px;
    font-weight: 500;
}

.pricing-features {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 32px;
}

.pricing-features li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

.pricing-features li i {
    color: #4ade80;
    margin-top: 2px;
    flex-shrink: 0;
}

/* ===== SEO SECTION ===== */
.seo-section {
    background: linear-gradient(180deg, transparent, rgba(79,172,254,0.04), transparent);
}

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

.seo-card {
    padding: 36px 30px;
    position: relative;
    overflow: hidden;
}

.seo-card.seo-featured {
    border-color: rgba(79, 172, 254, 0.4);
    background: rgba(79, 172, 254, 0.06);
}

.seo-glow {
    position: absolute;
    top: -40%;
    left: -40%;
    width: 180%;
    height: 180%;
    background: radial-gradient(ellipse at center, rgba(79, 172, 254, 0.08) 0%, transparent 60%);
    pointer-events: none;
}

.seo-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
}

.seo-icon {
    width: 52px; height: 52px;
    background: rgba(102, 126, 234, 0.12);
    border: 1px solid rgba(102, 126, 234, 0.25);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    color: #a78bfa;
}

.pro-icon {
    background: rgba(79, 172, 254, 0.15);
    border-color: rgba(79, 172, 254, 0.35);
    color: #60a5fa;
}

.elite-icon {
    background: rgba(240, 147, 251, 0.12);
    border-color: rgba(240, 147, 251, 0.3);
    color: #e879f9;
}

.seo-badge {
    padding: 4px 12px;
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: 50px;
    font-size: 0.75rem;
    color: var(--text-muted);
}

.pro-badge {
    background: rgba(79, 172, 254, 0.15);
    border-color: rgba(79, 172, 254, 0.35);
    color: #60a5fa;
}

.elite-badge {
    background: rgba(240, 147, 251, 0.12);
    border-color: rgba(240, 147, 251, 0.3);
    color: #e879f9;
}

.seo-card h3 {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 16px;
}

.seo-price {
    display: flex;
    align-items: flex-end;
    gap: 6px;
    margin-bottom: 20px;
}

.price-num {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.8rem;
    font-weight: 800;
    background: linear-gradient(135deg, #667eea, #a78bfa);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
}

.price-unit {
    font-size: 0.82rem;
    color: var(--text-muted);
    margin-bottom: 3px;
}

.seo-articles {
    margin-bottom: 20px;
}

.glass-badge-count {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 16px;
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: 10px;
    font-size: 0.88rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.glass-badge-count i { color: #a78bfa; }

.pro-count {
    background: rgba(79, 172, 254, 0.08);
    border-color: rgba(79, 172, 254, 0.25);
}

.pro-count i { color: #60a5fa; }

.elite-count {
    background: rgba(240, 147, 251, 0.08);
    border-color: rgba(240, 147, 251, 0.2);
}

.elite-count i { color: #e879f9; }

.seo-features {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 28px;
    padding-bottom: 24px;
    border-top: 1px solid rgba(255,255,255,0.07);
    padding-top: 20px;
}

.seo-features li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 0.88rem;
    color: var(--text-secondary);
}

.seo-features li i { color: #4ade80; flex-shrink: 0; margin-top: 2px; }

/* ===== PROCESS SECTION ===== */
.process {
    background: linear-gradient(180deg, transparent, rgba(102,126,234,0.05), transparent);
}

.process-timeline {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 20px;
    position: relative;
}

.process-timeline::before {
    content: '';
    position: absolute;
    top: 30px;
    left: 10%;
    right: 10%;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(167,139,250,0.4), rgba(79,172,254,0.4), transparent);
    z-index: 0;
}

.process-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
    position: relative;
    z-index: 1;
}

.step-number {
    width: 60px; height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 800;
    font-size: 1.1rem;
    background: linear-gradient(135deg, #667eea, #764ba2);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    flex-shrink: 0;
}

.step-content {
    padding: 24px 20px;
    text-align: center;
    width: 100%;
}

.step-icon {
    font-size: 1.8rem;
    margin-bottom: 14px;
    background: linear-gradient(135deg, #667eea, #a78bfa);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.step-content h3 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 10px;
    line-height: 1.3;
}

.step-content p {
    font-size: 0.82rem;
    color: var(--text-muted);
    line-height: 1.6;
}

/* ===== WHY US SECTION ===== */
.why-us {
    background: linear-gradient(180deg, transparent, rgba(240,147,251,0.03), transparent);
}

.why-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-bottom: 60px;
}

.why-card {
    padding: 36px 28px;
    text-align: center;
}

.why-icon {
    width: 64px; height: 64px;
    margin: 0 auto 22px;
    background: linear-gradient(135deg, rgba(102,126,234,0.2), rgba(167,139,250,0.2));
    border: 1px solid rgba(167,139,250,0.3);
    border-radius: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: #a78bfa;
    transition: var(--transition);
}

.why-card:hover .why-icon {
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: #fff;
    border-color: transparent;
    transform: scale(1.1) rotate(-5deg);
}

.why-card h3 {
    font-size: 1.05rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.why-card p {
    font-size: 0.88rem;
    color: var(--text-muted);
    line-height: 1.7;
}

/* Testimonial */
.testimonial-strip {
    padding: 36px 48px;
    display: flex;
    align-items: center;
    gap: 60px;
}

.testimonial-content {
    flex: 1;
}

.testimonial-icon {
    font-size: 2rem;
    color: rgba(167,139,250,0.4);
    margin-bottom: 14px;
}

.testimonial-content p {
    font-size: 1.05rem;
    color: var(--text-secondary);
    font-style: italic;
    line-height: 1.7;
    margin-bottom: 20px;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 14px;
}

.author-avatar {
    width: 44px; height: 44px;
    border-radius: 50%;
    background: linear-gradient(135deg, #667eea, #764ba2);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.1rem;
    flex-shrink: 0;
}

.testimonial-author strong { display: block; margin-bottom: 2px; }
.testimonial-author small { color: var(--text-muted); font-size: 0.82rem; }

.testimonial-stats {
    display: flex;
    align-items: center;
    gap: 32px;
    flex-shrink: 0;
}

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

.ts-num {
    display: block;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.8rem;
    font-weight: 800;
    background: linear-gradient(135deg, #667eea, #a78bfa);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.ts-label {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.ts-divider {
    width: 1px;
    height: 48px;
    background: rgba(255,255,255,0.1);
}

/* ===== CONTACT SECTION ===== */
.contact {
    position: relative;
    overflow: hidden;
}

.contact-center {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 28px;
    max-width: 680px;
    margin: 0 auto;
}

.contact-card-main {
    padding: 44px 48px;
    width: 100%;
}

.contact-card-main h3 {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 32px;
    display: flex;
    align-items: center;
    gap: 10px;
    color: #a78bfa;
}

.contact-card-main .contact-items {
    margin-bottom: 0;
}

.contact-card-main .cta-buttons-stack {
    margin-top: 32px;
    padding-top: 28px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.contact-center .working-hours {
    width: 100%;
    text-align: center;
}

.contact-center .working-hours p {
    display: inline-block;
    margin: 0 16px 6px;
}

.contact-card {
    padding: 32px 28px;
}

.contact-card h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 24px;
    color: #a78bfa;
}

.contact-items {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 14px;
    text-decoration: none;
    color: var(--text-primary);
    padding: 12px;
    border-radius: 12px;
    transition: var(--transition);
}

.contact-item:hover {
    background: rgba(255,255,255,0.05);
}

.ci-icon {
    width: 44px; height: 44px;
    min-width: 44px;
    font-size: 1rem;
    color: #a78bfa;
}

.zalo-icon { color: #60a5fa; }

.contact-item strong {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 2px;
}

.contact-item span {
    font-size: 0.88rem;
    color: var(--text-muted);
}

.cta-buttons-stack { display: flex; flex-direction: column; gap: 12px; }

.working-hours {
    padding: 22px 24px;
}

.working-hours h4 {
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 8px;
    color: #a78bfa;
}

.working-hours p {
    font-size: 0.88rem;
    color: var(--text-muted);
    margin-bottom: 6px;
}

.working-hours strong { color: var(--text-primary); }
.text-accent { color: #a78bfa !important; font-size: 0.85rem !important; }

/* ===== FOOTER ===== */
.footer {
    border-top: 1px solid rgba(255,255,255,0.06);
}

.footer-top { padding: 80px 0 40px; }

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 48px;
}

.footer-brand p {
    color: var(--text-muted);
    font-size: 0.88rem;
    line-height: 1.7;
    margin: 16px 0 24px;
    max-width: 300px;
}

.social-links { display: flex; gap: 12px; }

.social-link {
    width: 40px; height: 40px;
    font-size: 0.9rem;
    color: var(--text-muted);
    text-decoration: none;
    transition: var(--transition);
}

.social-link:hover {
    color: #a78bfa;
    border-color: rgba(167,139,250,0.4);
    background: rgba(167,139,250,0.1);
}

.footer-links h4, .footer-contact h4 {
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--text-primary);
}

.footer-links ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }

.footer-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.88rem;
    transition: var(--transition);
}

.footer-links a:hover { color: #a78bfa; padding-left: 6px; }

.footer-contact p {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-muted);
    font-size: 0.88rem;
    margin-bottom: 10px;
}

.footer-contact i { color: #a78bfa; width: 16px; }

.footer-contact .btn { margin-top: 20px; }

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.06);
    padding: 20px 0;
    display: flex;
}

.footer-bottom .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 14px;
}

.footer-bottom p {
    font-size: 0.83rem;
    color: var(--text-muted);
}

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

/* ===== SCROLL TO TOP ===== */
.scroll-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, #667eea, #764ba2);
    border: none;
    border-radius: 50%;
    color: #fff;
    font-size: 1rem;
    cursor: pointer;
    box-shadow: 0 4px 20px rgba(102, 126, 234, 0.5);
    transition: var(--transition);
    opacity: 0;
    transform: translateY(20px);
    pointer-events: none;
    z-index: 999;
    display: flex;
    align-items: center;
    justify-content: center;
}

.scroll-top.visible {
    opacity: 1;
    transform: translateY(0);
    pointer-events: all;
}

.scroll-top:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 30px rgba(102, 126, 234, 0.6);
}

/* ===== MODAL ===== */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.7);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: var(--transition);
}

.modal-overlay.active {
    opacity: 1;
    pointer-events: all;
}

.modal {
    padding: 50px 40px;
    text-align: center;
    max-width: 420px;
    width: 90%;
    transform: scale(0.9);
    transition: var(--transition);
}

.modal-overlay.active .modal {
    transform: scale(1);
}

.modal-icon {
    font-size: 3.5rem;
    color: #4ade80;
    margin-bottom: 20px;
}

.modal h3 {
    font-size: 1.4rem;
    margin-bottom: 12px;
}

.modal p {
    color: var(--text-muted);
    margin-bottom: 28px;
    line-height: 1.6;
}

/* ===== THEME TOGGLE BUTTON ===== */
.theme-toggle {
    display: flex;
    align-items: center;
    gap: 9px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 50px;
    padding: 6px 14px 6px 6px;
    cursor: pointer;
    transition: var(--transition);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    color: var(--text-secondary);
    font-family: inherit;
    font-size: 0.82rem;
    font-weight: 500;
    white-space: nowrap;
    flex-shrink: 0;
}

.theme-toggle:hover {
    border-color: var(--glass-border-hover);
    background: var(--glass-bg-hover);
    box-shadow: 0 4px 16px rgba(102, 126, 234, 0.2);
}

.theme-toggle-track {
    width: 36px;
    height: 22px;
    background: linear-gradient(135deg, #667eea, #764ba2);
    border-radius: 50px;
    position: relative;
    flex-shrink: 0;
    display: block;
    transition: var(--transition);
}

body.dark-mode .theme-toggle-track {
    background: linear-gradient(135deg, #1e2040, #2d1b69);
}

.theme-toggle-thumb {
    position: absolute;
    top: 2px;
    left: 2px;
    width: 18px;
    height: 18px;
    background: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 9px;
    transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 1px 4px rgba(0,0,0,0.25);
    overflow: hidden;
}

body.dark-mode .theme-toggle-thumb {
    transform: translateX(14px);
    background: #1e2040;
}

.icon-sun { color: #f59e0b; }
.icon-moon { color: #a78bfa; display: none; }

body.dark-mode .icon-sun { display: none; }
body.dark-mode .icon-moon { display: inline; }

.theme-toggle-label { color: var(--text-secondary); font-size: 0.82rem; font-weight: 500; }

/* ===== LIGHT MODE OVERRIDES — hardcoded colors ===== */

/* Background radial for hero */
.hero::before {
    background: radial-gradient(ellipse at 30% 50%, rgba(102, 126, 234, 0.1) 0%, transparent 60%),
                radial-gradient(ellipse at 80% 20%, rgba(118, 75, 162, 0.08) 0%, transparent 50%);
}

body.dark-mode .hero::before {
    background: radial-gradient(ellipse at 30% 50%, rgba(102, 126, 234, 0.15) 0%, transparent 60%),
                radial-gradient(ellipse at 80% 20%, rgba(118, 75, 162, 0.12) 0%, transparent 50%);
}

/* Glass card mini — light */
.glass-card-mini {
    background: rgba(255, 255, 255, 0.75);
    border: 1px solid rgba(102, 126, 234, 0.2);
}

body.dark-mode .glass-card-mini {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.15);
}

.glass-card-sm {
    background: rgba(255, 255, 255, 0.6);
    border: 1px solid rgba(102, 126, 234, 0.15);
}

body.dark-mode .glass-card-sm {
    background: rgba(255, 255, 255, 0.06);
    border-color: rgba(255, 255, 255, 0.12);
}

.glass-badge {
    background: rgba(255, 255, 255, 0.7);
    border-color: rgba(102, 126, 234, 0.22);
}

body.dark-mode .glass-badge {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.18);
}

.glass-badge-sm {
    background: rgba(255, 255, 255, 0.65);
    border-color: rgba(102, 126, 234, 0.2);
}

body.dark-mode .glass-badge-sm {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.15);
}

.glass-icon {
    background: rgba(255, 255, 255, 0.7);
    border-color: rgba(102, 126, 234, 0.2);
}

body.dark-mode .glass-icon {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.15);
}

.glass-tag {
    background: rgba(102, 126, 234, 0.1);
    border-color: rgba(102, 126, 234, 0.25);
}

/* Browser mockup */
.browser-bar {
    background: rgba(102, 126, 234, 0.05);
}

body.dark-mode .browser-bar {
    background: rgba(255, 255, 255, 0.05);
}

.browser-url {
    background: rgba(102, 126, 234, 0.06);
    color: var(--text-muted);
}

body.dark-mode .browser-url {
    background: rgba(255, 255, 255, 0.06);
}

.mock-hero {
    background: rgba(102, 126, 234, 0.06);
    border-color: rgba(102, 126, 234, 0.1);
}

body.dark-mode .mock-hero {
    background: rgba(255,255,255,0.04);
    border-color: rgba(255,255,255,0.06);
}

.mock-card {
    background: rgba(102, 126, 234, 0.07);
    border-color: rgba(102, 126, 234, 0.12);
}

body.dark-mode .mock-card {
    background: rgba(255,255,255,0.05);
    border-color: rgba(255,255,255,0.08);
}

/* Float shapes */
.shape-1 {
    background: rgba(102, 126, 234, 0.08);
    border-color: rgba(102, 126, 234, 0.15);
}

.shape-2 {
    background: rgba(240, 147, 251, 0.07);
    border-color: rgba(240, 147, 251, 0.15);
}

.shape-3 {
    background: rgba(79, 172, 254, 0.08);
    border-color: rgba(79, 172, 254, 0.15);
}

/* About card */
.about-card {
    background: var(--glass-bg);
}

/* Features banner */
.features-banner {
    background: var(--glass-bg);
}

/* Pricing premium */
.pricing-card.premium {
    background: rgba(102, 126, 234, 0.07);
}

body.dark-mode .pricing-card.premium {
    background: rgba(102, 126, 234, 0.08);
}

/* Pricing price separator */
.pricing-price {
    border-bottom-color: rgba(102, 126, 234, 0.15);
}

body.dark-mode .pricing-price {
    border-bottom-color: rgba(255,255,255,0.08);
}

/* SEO featured */
.seo-card.seo-featured {
    background: rgba(79, 172, 254, 0.05);
}

body.dark-mode .seo-card.seo-featured {
    background: rgba(79, 172, 254, 0.06);
}

/* Seo features separator */
.seo-features {
    border-top-color: rgba(102, 126, 234, 0.1);
}

body.dark-mode .seo-features {
    border-top-color: rgba(255,255,255,0.07);
}

/* Glass badge count */
.glass-badge-count {
    background: rgba(102, 126, 234, 0.07);
    border-color: rgba(102, 126, 234, 0.18);
}

body.dark-mode .glass-badge-count {
    background: rgba(255,255,255,0.06);
    border-color: rgba(255,255,255,0.12);
}

/* Contact item hover */
.contact-item:hover {
    background: rgba(102, 126, 234, 0.06);
}

body.dark-mode .contact-item:hover {
    background: rgba(255,255,255,0.05);
}

/* CTA border */
.contact-card-main .cta-buttons-stack {
    border-top-color: rgba(102, 126, 234, 0.15);
}

body.dark-mode .contact-card-main .cta-buttons-stack {
    border-top-color: rgba(255, 255, 255, 0.08);
}

/* Footer */
.footer {
    border-top-color: rgba(102, 126, 234, 0.12);
}

body.dark-mode .footer {
    border-top-color: rgba(255,255,255,0.06);
}

.footer-bottom {
    border-top-color: rgba(102, 126, 234, 0.12);
}

body.dark-mode .footer-bottom {
    border-top-color: rgba(255,255,255,0.06);
}

/* Nav links on mobile — light */
@media (max-width: 640px) {
    .nav-links {
        background: rgba(240, 244, 255, 0.97);
        border-left-color: rgba(102, 126, 234, 0.15);
    }

    body.dark-mode .nav-links {
        background: rgba(10, 13, 26, 0.97);
        border-left-color: rgba(255,255,255,0.08);
    }
}

/* Form input light */
.form-group input,
.form-group select,
.form-group textarea {
    background: rgba(255, 255, 255, 0.8);
    border-color: rgba(102, 126, 234, 0.2);
    color: var(--text-primary);
}

body.dark-mode .form-group input,
body.dark-mode .form-group select,
body.dark-mode .form-group textarea {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.12);
}

/* Testimonial strip */
.testimonial-strip {
    background: var(--glass-bg);
}

/* Why card icon */
.why-card:hover .why-icon {
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: #fff;
    border-color: transparent;
}

/* Section backgrounds — lighter tint for light mode */
.about {
    background: linear-gradient(180deg, transparent, rgba(102,126,234,0.04), transparent);
}

.services {
    background: linear-gradient(180deg, transparent, rgba(118,75,162,0.03), transparent);
}

.seo-section {
    background: linear-gradient(180deg, transparent, rgba(79,172,254,0.03), transparent);
}

.process {
    background: linear-gradient(180deg, transparent, rgba(102,126,234,0.04), transparent);
}

.why-us {
    background: linear-gradient(180deg, transparent, rgba(240,147,251,0.02), transparent);
}

/* Mobile mockup */
.mobile-line {
    background: rgba(102, 126, 234, 0.12);
}

body.dark-mode .mobile-line {
    background: rgba(255,255,255,0.1);
}

/* ===== ANIMATIONS ===== */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInRight {
    from { opacity: 0; transform: translateX(40px); }
    to { opacity: 1; transform: translateX(0); }
}

.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

.reveal:nth-child(2) { transition-delay: 0.1s; }
.reveal:nth-child(3) { transition-delay: 0.2s; }
.reveal:nth-child(4) { transition-delay: 0.3s; }
.reveal:nth-child(5) { transition-delay: 0.4s; }

/* ===== RESPONSIVE ===== */
@media (max-width: 1100px) {
    .process-timeline { grid-template-columns: repeat(3, 1fr); }
    .process-timeline::before { display: none; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .seo-grid { grid-template-columns: 1fr; max-width: 520px; margin: 0 auto; }
}

@media (max-width: 900px) {
    :root { --section-pad: 80px; }

    .hero-content { grid-template-columns: 1fr; gap: 40px; }
    .hero-visual { grid-column: 1; grid-row: auto; display: none; }
    .hero-title { font-size: clamp(2rem, 6vw, 3rem); }

    .about-grid { grid-template-columns: 1fr; gap: 40px; }
    .stat-float-1, .stat-float-2 { display: none; }

    .pricing-grid { grid-template-columns: 1fr; max-width: 480px; margin: 0 auto; }

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

    .process-timeline { grid-template-columns: repeat(2, 1fr); }

    .testimonial-strip { flex-direction: column; gap: 30px; }
    .testimonial-stats { justify-content: center; }

    .contact-grid { grid-template-columns: 1fr; }

    .footer-grid { grid-template-columns: 1fr 1fr; }
    .footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 640px) {
    :root { --section-pad: 60px; }

    .nav-links {
        position: fixed;
        top: 0; right: -100%;
        width: 280px; height: 100vh;
        background: rgba(10, 13, 26, 0.97);
        backdrop-filter: blur(24px);
        -webkit-backdrop-filter: blur(24px);
        flex-direction: column;
        align-items: flex-start;
        padding: 80px 24px 40px;
        gap: 4px;
        transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        border-left: 1px solid rgba(255,255,255,0.08);
        z-index: 999;
    }

    .nav-links.open { right: 0; }

    .nav-link { width: 100%; padding: 12px 16px; border-radius: 10px; }

    .hamburger { display: flex; z-index: 1000; }
    .hamburger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
    .hamburger.active span:nth-child(2) { opacity: 0; }
    .hamburger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

    .hero-title { font-size: 2.2rem; }
    .hero-buttons { flex-direction: column; }
    .hero-stats { flex-wrap: wrap; }

    .why-grid { grid-template-columns: 1fr; }
    .process-timeline { grid-template-columns: 1fr; }

    .form-row { grid-template-columns: 1fr; }

    .footer-grid { grid-template-columns: 1fr; }

    .banner-features { gap: 12px; }
    .banner-features span { font-size: 0.82rem; }

    .section-title { font-size: 1.7rem; }

    .testimonial-strip { padding: 24px; }
    .testimonial-stats { flex-wrap: wrap; gap: 20px; }

    .pricing-card { padding: 28px 22px; }
    .seo-card { padding: 28px 22px; }
    .contact-form-wrap { padding: 28px 22px; }

    .scroll-top { bottom: 20px; right: 20px; }
}