/* ═══════════════════════════════════════════════════════════════
   SMS Way — Complete Design System
   Liquid Glass + 3D Effects + Theme Toggle + Micro-animations
   ═══════════════════════════════════════════════════════════════ */

/* ─── Theme Variables ─── */
:root {
    /* Dark Theme (default) */
    --bg-primary: #06080f;
    --bg-secondary: #0c1120;
    --bg-tertiary: #111827;
    --bg-card: rgba(17, 24, 45, 0.6);
    --bg-card-solid: #131b30;
    --bg-card-hover: rgba(30, 40, 70, 0.7);
    --bg-glass: rgba(15, 20, 40, 0.55);
    --bg-glass-strong: rgba(15, 20, 40, 0.8);
    --bg-input: rgba(10, 15, 30, 0.7);
    --border-color: rgba(100, 120, 200, 0.12);
    --border-hover: rgba(100, 140, 255, 0.35);
    --border-glass: rgba(255, 255, 255, 0.06);
    --text-primary: #f0f4ff;
    --text-secondary: #8b95b5;
    --text-muted: #5a6480;
    --accent-1: #6366f1;
    --accent-2: #818cf8;
    --accent-3: #a78bfa;
    --accent-4: #c084fc;
    --accent-glow: rgba(99, 102, 241, 0.4);
    --gradient-main: linear-gradient(135deg, #6366f1, #818cf8, #a78bfa);
    --gradient-hero: linear-gradient(135deg, #6366f1 0%, #818cf8 35%, #a78bfa 65%, #c084fc 100%);
    --gradient-glass: linear-gradient(135deg, rgba(255,255,255,0.05) 0%, rgba(255,255,255,0.01) 100%);
    --gradient-border: linear-gradient(135deg, rgba(99,102,241,0.4), rgba(167,139,250,0.15), rgba(99,102,241,0.4));
    --success: #34d399;
    --danger: #f87171;
    --warning: #fbbf24;
    --info: #60a5fa;
    --shadow-sm: 0 2px 10px rgba(0,0,0,0.25);
    --shadow-md: 0 8px 32px rgba(0,0,0,0.35);
    --shadow-lg: 0 20px 60px rgba(0,0,0,0.5);
    --shadow-glow: 0 0 50px rgba(99,102,241,0.12);
    --shadow-glow-strong: 0 0 80px rgba(99,102,241,0.2);
    --glass-blur: 20px;
    --glass-blur-strong: 40px;
    --radius-xs: 6px;
    --radius-sm: 10px;
    --radius-md: 14px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    --radius-full: 9999px;
    --ease: cubic-bezier(0.4, 0, 0.2, 1);
    --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
    --ease-out: cubic-bezier(0, 0, 0.2, 1);
    --transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --navbar-height: 72px;
}

/* Light Theme */
[data-theme="light"] {
    --bg-primary: #f0f2f8;
    --bg-secondary: #e8ebf4;
    --bg-tertiary: #dde1ed;
    --bg-card: rgba(255, 255, 255, 0.65);
    --bg-card-solid: #ffffff;
    --bg-card-hover: rgba(255, 255, 255, 0.85);
    --bg-glass: rgba(255, 255, 255, 0.5);
    --bg-glass-strong: rgba(255, 255, 255, 0.75);
    --bg-input: rgba(255, 255, 255, 0.8);
    --border-color: rgba(99, 102, 241, 0.12);
    --border-hover: rgba(99, 102, 241, 0.3);
    --border-glass: rgba(99, 102, 241, 0.08);
    --text-primary: #1a1e2e;
    --text-secondary: #4b5168;
    --text-muted: #787f9a;
    --accent-glow: rgba(99, 102, 241, 0.2);
    --gradient-glass: linear-gradient(135deg, rgba(255,255,255,0.7) 0%, rgba(255,255,255,0.3) 100%);
    --gradient-border: linear-gradient(135deg, rgba(99,102,241,0.2), rgba(167,139,250,0.08), rgba(99,102,241,0.2));
    --shadow-sm: 0 2px 10px rgba(99,102,241,0.06);
    --shadow-md: 0 8px 32px rgba(99,102,241,0.08);
    --shadow-lg: 0 20px 60px rgba(99,102,241,0.1);
    --shadow-glow: 0 0 50px rgba(99,102,241,0.06);
    --shadow-glow-strong: 0 0 80px rgba(99,102,241,0.1);
}

/* ─── Reset ─── */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    font-family: var(--font);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
    transition: background 0.5s var(--ease), color 0.5s var(--ease);
}
a { color: var(--accent-2); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--accent-3); }
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
img { max-width: 100%; }

/* ─── Animations ─── */
@keyframes float {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    25% { transform: translate(15px, -20px) rotate(2deg); }
    50% { transform: translate(-10px, 15px) rotate(-1deg); }
    75% { transform: translate(20px, 5px) rotate(1deg); }
}
@keyframes floatSlow {
    0%, 100% { transform: translate(0, 0); }
    50% { transform: translate(0, -30px); }
}
@keyframes pulse-glow {
    0%, 100% { box-shadow: 0 0 20px rgba(99,102,241,0.08); }
    50% { box-shadow: 0 0 40px rgba(99,102,241,0.18); }
}
@keyframes shimmer {
    0% { background-position: -200% center; }
    100% { background-position: 200% center; }
}
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(40px); }
    to { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}
@keyframes slideInLeft {
    from { opacity: 0; transform: translateX(-30px); }
    to { opacity: 1; transform: translateX(0); }
}
@keyframes scaleIn {
    from { opacity: 0; transform: scale(0.9); }
    to { opacity: 1; transform: scale(1); }
}
@keyframes borderGlow {
    0%, 100% { border-color: rgba(99,102,241,0.15); }
    50% { border-color: rgba(99,102,241,0.35); }
}
@keyframes gradientShift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}
@keyframes particleFloat {
    0%, 100% { transform: translateY(0) scale(1); opacity: 0.3; }
    50% { transform: translateY(-60px) scale(1.5); opacity: 0.6; }
}
@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* Scroll reveal */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}
.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ─── Navbar ─── */
.navbar {
    position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
    height: var(--navbar-height);
    background: var(--bg-glass);
    backdrop-filter: blur(var(--glass-blur-strong));
    -webkit-backdrop-filter: blur(var(--glass-blur-strong));
    border-bottom: 1px solid var(--border-glass);
    transition: var(--transition);
}
.navbar.scrolled {
    background: var(--bg-glass-strong);
    box-shadow: var(--shadow-md);
    border-bottom-color: var(--border-color);
}
.nav-container {
    max-width: 1200px; margin: 0 auto; padding: 0 24px;
    display: flex; align-items: center; justify-content: space-between;
    height: 100%;
}
.nav-brand {
    display: flex; align-items: center; gap: 10px;
    text-decoration: none; position: relative; z-index: 10;
}
.brand-logo {
    width: 38px; height: 38px; object-fit: contain;
    filter: drop-shadow(0 2px 8px rgba(99,102,241,0.3));
    transition: var(--transition);
}
.nav-brand:hover .brand-logo { transform: scale(1.08) rotate(-5deg); }
.brand-text {
    font-size: 20px; font-weight: 800; color: var(--text-primary);
    background: var(--gradient-main);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    background-clip: text;
}
.nav-menu {
    display: flex; align-items: center; gap: 4px;
}
.nav-link {
    padding: 8px 16px; border-radius: var(--radius-sm);
    color: var(--text-secondary); font-size: 14px; font-weight: 500;
    transition: var(--transition); position: relative;
}
.nav-link::after {
    content: ''; position: absolute; bottom: 2px; left: 50%; width: 0; height: 2px;
    background: var(--gradient-main); border-radius: 2px;
    transition: all 0.3s var(--ease); transform: translateX(-50%);
}
.nav-link:hover, .nav-link.active {
    color: var(--text-primary);
    background: rgba(99,102,241,0.08);
}
.nav-link.active::after { width: 60%; }

/* Nav buttons */
.nav-actions { display: flex; align-items: center; gap: 8px; }
.nav-btn {
    padding: 10px 24px; border-radius: var(--radius-sm);
    font-size: 14px; font-weight: 600; text-decoration: none;
    transition: var(--transition); display: inline-flex; align-items: center; gap: 6px;
}
.btn-primary-nav {
    background: var(--gradient-main); color: #fff;
    box-shadow: 0 4px 20px var(--accent-glow);
}
.btn-primary-nav:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px var(--accent-glow);
    color: #fff;
}
.nav-user {
    display: flex; align-items: center; gap: 8px;
    padding: 6px 14px 6px 8px; border-radius: var(--radius-full);
    background: var(--bg-card); border: 1px solid var(--border-color);
    cursor: pointer; transition: var(--transition); text-decoration: none;
}
.nav-user:hover { border-color: var(--border-hover); }
.nav-user-avatar {
    width: 30px; height: 30px; border-radius: 50%;
    background: var(--gradient-main); color: #fff;
    display: flex; align-items: center; justify-content: center;
    font-size: 13px; font-weight: 700;
}
.nav-user-name { font-size: 13px; font-weight: 600; color: var(--text-primary); }

/* Theme Toggle */
.theme-toggle {
    width: 40px; height: 40px; border-radius: var(--radius-sm);
    background: var(--bg-card); border: 1px solid var(--border-color);
    cursor: pointer; display: flex; align-items: center; justify-content: center;
    transition: var(--transition); font-size: 18px; color: var(--text-secondary);
    position: relative; overflow: hidden;
}
.theme-toggle:hover {
    border-color: var(--border-hover); color: var(--accent-2);
    transform: rotate(15deg);
}
.theme-icon-sun, .theme-icon-moon { transition: var(--transition); }
[data-theme="light"] .theme-icon-moon { display: none; }
[data-theme="light"] .theme-icon-sun { display: inline; }
:root .theme-icon-sun { display: none; }
:root .theme-icon-moon { display: inline; }

/* Nav Logout */
.nav-logout {
    color: var(--danger) !important; font-size: 13px; font-weight: 500;
    padding: 6px 12px; border-radius: var(--radius-xs);
}
.nav-logout:hover { background: rgba(248,113,113,0.1); }

/* Hamburger */
.nav-toggle {
    display: none; background: none; border: none; cursor: pointer;
    padding: 8px; position: relative; z-index: 10;
    width: 40px; height: 40px; border-radius: var(--radius-sm);
}
.nav-toggle span {
    display: block; width: 22px; height: 2px;
    background: var(--text-primary); margin: 5px auto;
    transition: var(--transition); border-radius: 2px;
}
.nav-toggle.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ─── Buttons ─── */
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 8px;
    padding: 12px 28px; border-radius: var(--radius-sm);
    font-size: 14px; font-weight: 600; border: none; cursor: pointer;
    transition: var(--transition); text-decoration: none;
    font-family: var(--font); position: relative; overflow: hidden;
}
.btn::before {
    content: ''; position: absolute; top: 0; left: -100%; width: 100%; height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.1), transparent);
    transition: left 0.5s var(--ease);
}
.btn:hover::before { left: 100%; }
.btn-primary {
    background: var(--gradient-main); color: #fff;
    box-shadow: 0 4px 20px var(--accent-glow);
}
.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(99,102,241,0.35);
    color: #fff;
}
.btn-outline {
    background: transparent; color: var(--accent-2);
    border: 1.5px solid var(--accent-1);
}
.btn-outline:hover { background: rgba(99,102,241,0.08); transform: translateY(-1px); }
.btn-glass {
    background: var(--bg-glass);
    backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--border-color); color: var(--text-primary);
}
.btn-glass:hover { border-color: var(--border-hover); background: var(--bg-card-hover); }
.btn-lg { padding: 16px 40px; font-size: 16px; border-radius: var(--radius-md); }
.btn-sm { padding: 7px 16px; font-size: 12px; }
.btn-full { width: 100%; }
.btn-danger { background: var(--danger); color: #fff; }
.btn-danger:hover { background: #ef4444; color: #fff; }
.btn-success { background: var(--success); color: #fff; }
.btn-icon { width: 36px; height: 36px; padding: 0; border-radius: var(--radius-sm); }

/* ─── Glass Card ─── */
.glass-card {
    background: var(--bg-card);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 32px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}
.glass-card::before {
    content: ''; position: absolute; top: 0; left: 0; right: 0; bottom: 0;
    background: var(--gradient-glass);
    pointer-events: none; border-radius: inherit;
}
.glass-card:hover {
    border-color: var(--border-hover);
    box-shadow: var(--shadow-glow);
    transform: translateY(-4px);
}

/* Card 3D tilt base */
.tilt-card {
    perspective: 1000px;
    transform-style: preserve-3d;
}
.tilt-card:hover {
    transform: rotateX(2deg) rotateY(-2deg) translateY(-6px);
}

/* ─── Hero ─── */
.hero {
    position: relative;
    padding: calc(var(--navbar-height) + 80px) 24px 100px;
    text-align: center;
    overflow: hidden;
    min-height: 90vh;
    display: flex; align-items: center; justify-content: center;
}
.hero-bg {
    position: absolute; top: 0; left: 0; right: 0; bottom: 0;
    pointer-events: none; overflow: hidden;
}
.hero-orb {
    position: absolute; border-radius: 50%;
    filter: blur(100px); opacity: 0.35;
}
.orb-1 {
    width: 500px; height: 500px;
    background: radial-gradient(circle, rgba(99,102,241,0.5), transparent 70%);
    top: -150px; left: -100px;
    animation: float 12s ease-in-out infinite;
}
.orb-2 {
    width: 400px; height: 400px;
    background: radial-gradient(circle, rgba(167,139,250,0.4), transparent 70%);
    top: 100px; right: -80px;
    animation: float 15s ease-in-out infinite reverse;
}
.orb-3 {
    width: 350px; height: 350px;
    background: radial-gradient(circle, rgba(192,132,252,0.3), transparent 70%);
    bottom: -100px; left: 35%;
    animation: float 18s ease-in-out infinite;
    animation-delay: -5s;
}
/* Floating particles */
.hero-particles {
    position: absolute; top: 0; left: 0; right: 0; bottom: 0;
    overflow: hidden; pointer-events: none;
}
.particle {
    position: absolute; width: 4px; height: 4px;
    background: var(--accent-2); border-radius: 50%;
    opacity: 0; animation: particleFloat 6s ease-in-out infinite;
}
.particle:nth-child(1) { left: 10%; top: 30%; animation-delay: 0s; animation-duration: 7s; }
.particle:nth-child(2) { left: 25%; top: 60%; animation-delay: 1s; animation-duration: 5s; }
.particle:nth-child(3) { left: 45%; top: 20%; animation-delay: 2s; animation-duration: 8s; }
.particle:nth-child(4) { left: 65%; top: 50%; animation-delay: 0.5s; animation-duration: 6s; }
.particle:nth-child(5) { left: 80%; top: 35%; animation-delay: 1.5s; animation-duration: 9s; }
.particle:nth-child(6) { left: 90%; top: 70%; animation-delay: 3s; animation-duration: 7s; }
.particle:nth-child(7) { left: 15%; top: 80%; animation-delay: 2.5s; animation-duration: 6s; }
.particle:nth-child(8) { left: 55%; top: 75%; animation-delay: 4s; animation-duration: 8s; }

.hero-content {
    position: relative; z-index: 2;
    max-width: 800px; margin: 0 auto;
    animation: fadeInUp 0.8s var(--ease) both;
}
.hero-badge {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 8px 20px; border-radius: var(--radius-full);
    background: rgba(99,102,241,0.1);
    border: 1px solid rgba(99,102,241,0.25);
    color: var(--accent-2); font-size: 13px; font-weight: 600;
    margin-bottom: 28px;
    animation: scaleIn 0.6s var(--ease-spring) 0.2s both;
}
.hero-badge .pulse-dot {
    width: 8px; height: 8px; border-radius: 50%;
    background: var(--success); animation: pulse-glow 2s infinite;
}
.hero-title {
    font-size: clamp(38px, 6vw, 68px);
    font-weight: 900; line-height: 1.1;
    margin-bottom: 24px; letter-spacing: -0.02em;
}
.gradient-text {
    background: var(--gradient-hero);
    background-size: 200% auto;
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradientShift 4s ease infinite;
}
.hero-subtitle {
    font-size: 18px; color: var(--text-secondary);
    max-width: 580px; margin: 0 auto 36px; line-height: 1.8;
    animation: fadeInUp 0.8s var(--ease) 0.3s both;
}
.hero-actions {
    display: flex; gap: 16px; justify-content: center; flex-wrap: wrap;
    margin-bottom: 56px;
    animation: fadeInUp 0.8s var(--ease) 0.4s both;
}
.hero-stats {
    display: flex; justify-content: center; gap: 48px; flex-wrap: wrap;
    animation: fadeInUp 0.8s var(--ease) 0.5s both;
}
.stat-item { text-align: center; }
.stat-number {
    display: block; font-size: 32px; font-weight: 900;
    background: var(--gradient-main);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    background-clip: text;
}
.stat-label {
    font-size: 12px; color: var(--text-muted);
    text-transform: uppercase; letter-spacing: 1.5px; font-weight: 600;
}

/* ─── Section Headers ─── */
.section { padding: 100px 24px; position: relative; }
.section-alt { background: var(--bg-secondary); }
.section-header { text-align: center; margin-bottom: 56px; }
.section-badge {
    display: inline-flex; padding: 6px 18px; border-radius: var(--radius-full);
    background: rgba(99,102,241,0.08); border: 1px solid rgba(99,102,241,0.2);
    color: var(--accent-2); font-size: 12px; font-weight: 700;
    text-transform: uppercase; letter-spacing: 1.5px; margin-bottom: 16px;
}
.section-title {
    font-size: clamp(28px, 4vw, 42px); font-weight: 900;
    line-height: 1.15; margin-bottom: 16px; letter-spacing: -0.02em;
}
.section-subtitle {
    color: var(--text-secondary); font-size: 16px;
    max-width: 600px; margin: 0 auto; line-height: 1.7;
}

/* ─── Feature Cards ─── */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 24px;
}
.feature-card {
    background: var(--bg-card);
    backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 36px 32px;
    transition: all 0.4s var(--ease);
    position: relative; overflow: hidden;
    cursor: default;
}
.feature-card::before {
    content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px;
    background: var(--gradient-main); opacity: 0;
    transition: opacity 0.4s var(--ease);
}
.feature-card::after {
    content: ''; position: absolute; top: 0; left: 0; right: 0; bottom: 0;
    background: var(--gradient-glass); border-radius: inherit;
    pointer-events: none;
}
.feature-card:hover {
    transform: translateY(-8px) scale(1.01);
    border-color: var(--border-hover);
    box-shadow: var(--shadow-glow-strong);
}
.feature-card:hover::before { opacity: 1; }
.feature-icon {
    width: 56px; height: 56px; border-radius: var(--radius-md);
    background: rgba(99,102,241,0.1); border: 1px solid rgba(99,102,241,0.15);
    display: flex; align-items: center; justify-content: center;
    font-size: 26px; margin-bottom: 20px;
    transition: var(--transition);
}
.feature-card:hover .feature-icon {
    background: rgba(99,102,241,0.15); transform: scale(1.05);
}
.feature-card h3 {
    font-size: 18px; font-weight: 700; margin-bottom: 10px;
    position: relative; z-index: 1;
}
.feature-card p {
    color: var(--text-secondary); font-size: 14px; line-height: 1.7;
    position: relative; z-index: 1;
}

/* ─── Steps / How It Works ─── */
.steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 32px; counter-reset: step;
}
.step-card {
    text-align: center; padding: 40px 28px;
    background: var(--bg-card);
    backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    transition: var(--transition);
    position: relative;
}
.step-card:hover {
    transform: translateY(-6px);
    border-color: var(--border-hover);
    box-shadow: var(--shadow-glow);
}
.step-number {
    font-size: 56px; font-weight: 900;
    background: var(--gradient-main);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 16px; display: block; line-height: 1;
}
.step-card h3 { font-size: 20px; font-weight: 700; margin-bottom: 10px; }
.step-card p { color: var(--text-secondary); font-size: 14px; line-height: 1.7; }

/* Step connector */
.steps-grid .step-card:not(:last-child)::after {
    content: '→'; position: absolute; right: -24px; top: 50%;
    transform: translateY(-50%); font-size: 24px;
    color: var(--accent-1); opacity: 0.4;
}

/* ─── CTA ─── */
.cta-section { padding: 100px 24px; }
.cta-card {
    text-align: center; padding: 72px 40px;
    border-radius: var(--radius-xl);
    background: var(--gradient-main); background-size: 200% 200%;
    animation: gradientShift 6s ease infinite;
    position: relative; overflow: hidden;
}
.cta-card::before {
    content: ''; position: absolute; top: -50%; left: -50%;
    width: 200%; height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.08) 0%, transparent 60%);
    animation: spin 20s linear infinite;
}
.cta-card h2 { font-size: 36px; color: #fff; margin-bottom: 16px; font-weight: 900; position: relative; }
.cta-card p { color: rgba(255,255,255,0.85); margin-bottom: 28px; font-size: 17px; position: relative; }
.cta-card .btn {
    background: #fff; color: var(--accent-1); position: relative;
    box-shadow: 0 4px 20px rgba(0,0,0,0.15);
}
.cta-card .btn:hover { transform: translateY(-3px); box-shadow: 0 8px 30px rgba(0,0,0,0.2); }

/* ─── Page Headers ─── */
.page-header {
    padding: calc(var(--navbar-height) + 60px) 24px 60px;
    text-align: center; position: relative; overflow: hidden;
}
.page-header::before {
    content: ''; position: absolute; top: 0; left: 0; right: 0; bottom: 0;
    background: radial-gradient(ellipse at 50% 0%, rgba(99,102,241,0.1) 0%, transparent 70%);
    pointer-events: none;
}
.page-header h1 {
    font-size: clamp(32px, 5vw, 48px); font-weight: 900;
    margin-bottom: 12px; position: relative;
}
.page-header p {
    color: var(--text-secondary); font-size: 17px;
    position: relative; max-width: 600px; margin: 0 auto;
}

/* ─── Auth Pages ─── */
.auth-section {
    min-height: 100vh;
    display: flex; align-items: center; justify-content: center;
    padding: calc(var(--navbar-height) + 40px) 24px 40px;
    position: relative; overflow: hidden;
}
.auth-section::before {
    content: ''; position: absolute; top: 0; left: 0; right: 0; bottom: 0;
    background: radial-gradient(ellipse at 50% 30%, rgba(99,102,241,0.08) 0%, transparent 60%);
}
.auth-container { width: 100%; max-width: 460px; position: relative; z-index: 2; }
.auth-card {
    background: var(--bg-card);
    backdrop-filter: blur(var(--glass-blur-strong));
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: 44px 40px;
    box-shadow: var(--shadow-lg);
    animation: scaleIn 0.5s var(--ease-spring);
}
.auth-logo {
    width: 52px; height: 52px; margin: 0 auto 16px;
    filter: drop-shadow(0 4px 12px var(--accent-glow));
}
.auth-header { text-align: center; margin-bottom: 32px; }
.auth-header h1 { font-size: 26px; font-weight: 800; margin-bottom: 8px; }
.auth-header p { color: var(--text-secondary); font-size: 14px; }
.auth-form { display: flex; flex-direction: column; gap: 18px; }
.auth-footer { text-align: center; margin-top: 24px; color: var(--text-muted); font-size: 14px; }
.auth-footer a { color: var(--accent-2); font-weight: 600; }

/* ─── Forms ─── */
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label {
    font-size: 12px; font-weight: 700; color: var(--text-secondary);
    text-transform: uppercase; letter-spacing: 0.8px;
}
.form-group input,
.form-group textarea,
.form-group select {
    padding: 12px 16px; border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
    background: var(--bg-input); color: var(--text-primary);
    font-family: var(--font); font-size: 14px;
    transition: var(--transition); outline: none;
    backdrop-filter: blur(10px);
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    border-color: var(--accent-1);
    box-shadow: 0 0 0 3px rgba(99,102,241,0.12);
}
.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-muted);
}
.form-group textarea { resize: vertical; min-height: 80px; }
.form-group select { cursor: pointer; }
.form-row { display: flex; justify-content: space-between; align-items: center; }
.form-row-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-link { color: var(--accent-2); font-size: 13px; font-weight: 500; }
.checkbox-label {
    display: flex; align-items: center; gap: 8px;
    font-size: 13px; color: var(--text-secondary); cursor: pointer;
}
.otp-input {
    text-align: center; font-size: 28px; letter-spacing: 8px; font-weight: 700;
}

/* ─── Alerts ─── */
.alert {
    padding: 14px 18px; border-radius: var(--radius-sm); font-size: 14px;
    margin-bottom: 16px; display: flex; align-items: center; gap: 10px;
}
.alert-error {
    background: rgba(248,113,113,0.1); border: 1px solid rgba(248,113,113,0.25);
    color: var(--danger);
}
.alert-success {
    background: rgba(52,211,153,0.1); border: 1px solid rgba(52,211,153,0.25);
    color: var(--success);
}

/* ─── Pricing ─── */
.pricing-section { padding: 40px 24px 80px; }
.plans-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 24px;
}
.plan-card {
    background: var(--bg-card);
    backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: 36px 28px;
    text-align: center;
    transition: all 0.4s var(--ease);
    position: relative; overflow: hidden;
}
.plan-card::after {
    content: ''; position: absolute; top: 0; left: 0; right: 0; bottom: 0;
    background: var(--gradient-glass); pointer-events: none; border-radius: inherit;
}
.plan-card:hover {
    transform: translateY(-8px);
    border-color: var(--border-hover);
    box-shadow: var(--shadow-glow-strong);
}
.plan-featured {
    border-color: var(--accent-1);
    box-shadow: var(--shadow-glow);
    transform: scale(1.04);
}
.plan-featured:hover { transform: scale(1.04) translateY(-8px); }
.plan-badge {
    position: absolute; top: -1px; left: 50%; transform: translateX(-50%);
    background: var(--gradient-main); color: #fff;
    padding: 6px 24px; border-radius: 0 0 var(--radius-sm) var(--radius-sm);
    font-size: 11px; font-weight: 800; text-transform: uppercase; letter-spacing: 1px;
    z-index: 2;
}
.plan-name { font-size: 22px; font-weight: 800; margin-bottom: 8px; position: relative; z-index: 1; }
.plan-price { margin-bottom: 16px; position: relative; z-index: 1; }
.price-amount {
    font-size: 44px; font-weight: 900;
    background: var(--gradient-main);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    background-clip: text;
}
.price-period { color: var(--text-muted); font-size: 14px; }
.plan-desc { color: var(--text-secondary); font-size: 13px; margin-bottom: 20px; position: relative; z-index: 1; }
.plan-features {
    list-style: none; text-align: left; margin-bottom: 28px;
    position: relative; z-index: 1;
}
.plan-features li {
    padding: 8px 0; color: var(--text-secondary); font-size: 13px;
    display: flex; align-items: center; gap: 10px;
    border-bottom: 1px solid rgba(99,102,241,0.06);
}
.plan-features li:last-child { border-bottom: none; }
.plan-features .check { color: var(--success); font-weight: 700; }
.current-plan-banner {
    background: rgba(99,102,241,0.08); border: 1px solid rgba(99,102,241,0.2);
    border-radius: var(--radius-md); padding: 16px; text-align: center;
    margin-bottom: 32px; color: var(--accent-2); font-size: 14px; font-weight: 600;
}

/* ─── Services ─── */
.services-section { padding: 40px 24px 80px; }
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 28px;
}
.service-card {
    background: var(--bg-card);
    backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 40px 32px;
    transition: all 0.4s var(--ease);
    position: relative; overflow: hidden;
}
.service-card::before {
    content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px;
    background: var(--gradient-main); opacity: 0; transition: opacity 0.4s var(--ease);
}
.service-card::after {
    content: ''; position: absolute; top: 0; left: 0; right: 0; bottom: 0;
    background: var(--gradient-glass); pointer-events: none; border-radius: inherit;
}
.service-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-6px);
    box-shadow: var(--shadow-glow);
}
.service-card:hover::before { opacity: 1; }
.service-icon {
    width: 64px; height: 64px; border-radius: var(--radius-md);
    background: rgba(99,102,241,0.1); border: 1px solid rgba(99,102,241,0.15);
    display: flex; align-items: center; justify-content: center;
    font-size: 30px; margin-bottom: 20px;
    position: relative; z-index: 1;
}
.service-card h3 {
    font-size: 20px; font-weight: 800; margin-bottom: 12px;
    position: relative; z-index: 1;
}
.service-card p {
    color: var(--text-secondary); font-size: 14px; line-height: 1.8;
    position: relative; z-index: 1;
}

/* ─── Contact ─── */
.contact-section { padding: 40px 24px 80px; }
.contact-grid {
    display: grid; grid-template-columns: 1fr 360px; gap: 40px;
    max-width: 1000px; margin: 0 auto;
}
.contact-form-wrap {
    background: var(--bg-card);
    backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: 36px;
}
.contact-form { display: flex; flex-direction: column; gap: 18px; }
.contact-info-wrap {
    padding: 36px;
    background: var(--bg-card);
    backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    height: fit-content;
}
.contact-info-wrap h3 { font-size: 20px; font-weight: 800; margin-bottom: 24px; }
.contact-item {
    display: flex; align-items: center; gap: 14px;
    padding: 14px 0; color: var(--text-secondary); font-size: 14px;
    border-bottom: 1px solid rgba(99,102,241,0.06);
}
.contact-item:last-child { border-bottom: none; }
.contact-item-icon {
    width: 44px; height: 44px; border-radius: var(--radius-sm);
    background: rgba(99,102,241,0.1); display: flex;
    align-items: center; justify-content: center; font-size: 20px;
    flex-shrink: 0;
}

/* ─── About ─── */
.about-section { padding: 40px 24px 80px; }
.about-content { max-width: 800px; margin: 0 auto; }
.about-content h2 {
    font-size: 24px; font-weight: 800; margin: 36px 0 14px;
    color: var(--accent-2);
}
.about-content p { color: var(--text-secondary); font-size: 15px; line-height: 1.8; margin-bottom: 16px; }
.about-stats {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 20px; margin: 40px 0;
}
.about-stat-card {
    text-align: center; padding: 28px;
    background: var(--bg-card); backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--border-color); border-radius: var(--radius-lg);
    transition: var(--transition);
}
.about-stat-card:hover { border-color: var(--border-hover); transform: translateY(-4px); }
.about-stat-value {
    font-size: 36px; font-weight: 900;
    background: var(--gradient-main);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    background-clip: text; display: block;
}
.about-stat-label { font-size: 12px; color: var(--text-muted); text-transform: uppercase; letter-spacing: 1px; margin-top: 4px; }

/* ─── Legal ─── */
.legal-section { padding: 40px 24px 80px; }
.legal-content { max-width: 800px; margin: 0 auto; }
.legal-content h2 { font-size: 20px; font-weight: 800; margin: 32px 0 12px; color: var(--accent-2); }
.legal-content p { color: var(--text-secondary); font-size: 14px; margin-bottom: 12px; line-height: 1.8; }

/* ─── Error Page ─── */
.error-section {
    min-height: 80vh; display: flex; align-items: center;
    justify-content: center; text-align: center;
    padding-top: var(--navbar-height);
}
.error-code {
    font-size: 140px; font-weight: 900;
    background: var(--gradient-main);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    background-clip: text; line-height: 1;
}
.error-content h2 { font-size: 24px; margin: 16px 0; }
.error-content p { color: var(--text-secondary); margin-bottom: 28px; }

/* ─── Footer ─── */
.footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    padding: 64px 24px 0; margin-top: 80px;
    position: relative;
}
.footer::before {
    content: ''; position: absolute; top: 0; left: 0; right: 0;
    height: 1px;
    background: var(--gradient-main); opacity: 0.3;
}
.footer-container { max-width: 1200px; margin: 0 auto; }
.footer-grid {
    display: grid; grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px; margin-bottom: 40px;
}
.footer-brand { display: flex; flex-direction: column; gap: 12px; }
.footer-brand-top { display: flex; align-items: center; gap: 10px; }
.footer-logo { width: 32px; height: 32px; object-fit: contain; }
.footer-brand-name {
    font-size: 18px; font-weight: 800;
    background: var(--gradient-main);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    background-clip: text;
}
.footer-desc { color: var(--text-muted); font-size: 13px; line-height: 1.7; }
.footer-links h4 {
    font-size: 13px; font-weight: 800; margin-bottom: 18px;
    color: var(--text-primary); text-transform: uppercase; letter-spacing: 1.5px;
}
.footer-links a {
    display: block; padding: 5px 0; color: var(--text-muted);
    font-size: 13px; transition: var(--transition);
}
.footer-links a:hover { color: var(--accent-2); transform: translateX(4px); }
.footer-bottom {
    border-top: 1px solid var(--border-color);
    padding: 20px 0; text-align: center;
    color: var(--text-muted); font-size: 12px;
}

/* ─── Toast ─── */
.toast {
    position: fixed; bottom: 24px; right: 24px;
    padding: 14px 24px; border-radius: var(--radius-md);
    font-size: 14px; font-weight: 500; z-index: 10000;
    transform: translateY(100px); opacity: 0;
    transition: all 0.4s var(--ease-spring);
    box-shadow: var(--shadow-lg); max-width: 400px;
    backdrop-filter: blur(20px);
}
.toast.show { transform: translateY(0); opacity: 1; }
.toast-success { background: rgba(52,211,153,0.92); color: #fff; }
.toast-error { background: rgba(248,113,113,0.92); color: #fff; }
.toast-info { background: rgba(96,165,250,0.92); color: #fff; }

/* ─── Misc Utilities ─── */
.mt-10 { margin-top: 10px; }
.mt-20 { margin-top: 20px; }
.mt-40 { margin-top: 40px; }
.text-center { text-align: center; }
.text-gradient {
    background: var(--gradient-main);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ─── Container (duplicate removed — see line 100) ─── */

/* ─── Gradient text utility ─── */
.gradient-text {
    background: var(--gradient-main);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ─── Logo transparency fix ─── */
.auth-logo, .brand-logo, .footer-logo {
    background: transparent !important;
    display: block;
}

/* ─── Responsive ─── */
@media (max-width: 768px) {
    .nav-menu {
        display: none; position: absolute; top: var(--navbar-height); left: 0; right: 0;
        background: var(--bg-glass-strong);
        backdrop-filter: blur(var(--glass-blur-strong));
        flex-direction: column; padding: 16px;
        border-bottom: 1px solid var(--border-color);
        animation: fadeIn 0.3s var(--ease);
    }
    .nav-menu.open { display: flex; }
    .nav-toggle { display: flex; align-items: center; justify-content: center; }
    .nav-actions { flex-direction: column; width: 100%; gap: 8px; }
    .hero { min-height: 80vh; }
    .hero-title { font-size: 32px; }
    .hero-stats { gap: 24px; }
    .form-row-2 { grid-template-columns: 1fr; }
    .contact-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 28px; }
    .plans-grid { grid-template-columns: 1fr; }
    .plan-featured { transform: none; }
    .services-grid { grid-template-columns: 1fr; }
    .steps-grid .step-card::after { display: none; }
    .features-grid { grid-template-columns: 1fr; }
    .about-stats { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 480px) {
    .footer-grid { grid-template-columns: 1fr; }
    .about-stats { grid-template-columns: 1fr; }
    .auth-card { padding: 32px 24px; }
    .hero-stats { flex-direction: column; gap: 16px; }
}