/* ===================================================
   NODUS VPN — Design System & Landing Page Styles
   =================================================== */

/* --- CSS Custom Properties (Design Tokens) --- */
:root {
    /* Colors */
    --bg-primary: #0a0a1a;
    --bg-secondary: #0f0f2e;
    --bg-surface: #141432;
    --bg-surface-hover: #1a1a40;
    --bg-card: rgba(20, 20, 50, 0.6);
    --bg-card-border: rgba(108, 92, 231, 0.15);

    --text-primary: #f0f0ff;
    --text-secondary: #a0a0c0;
    --text-muted: #6a6a8a;

    --primary: #6c5ce7;
    --primary-light: #a29bfe;
    --primary-dark: #5a4bd4;
    --primary-glow: rgba(108, 92, 231, 0.3);

    --accent: #00cec9;
    --accent-glow: rgba(0, 206, 201, 0.3);

    --success: #00b894;
    --danger: #ff6b6b;
    --warning: #fdcb6e;
    --orange: #e17055;

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #6c5ce7, #a29bfe);
    --gradient-accent: linear-gradient(135deg, #00cec9, #6c5ce7);
    --gradient-bg: linear-gradient(180deg, #0a0a1a 0%, #0f0f2e 50%, #0a0a1a 100%);
    --gradient-card: linear-gradient(145deg, rgba(20, 20, 50, 0.8), rgba(10, 10, 26, 0.9));
    --gradient-special: linear-gradient(135deg, #fdcb6e, #e17055);

    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 30px rgba(108, 92, 231, 0.2);
    --shadow-glow-accent: 0 0 30px rgba(0, 206, 201, 0.2);

    /* Typography */
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-heading: 'Outfit', 'Inter', sans-serif;

    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;

    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 400ms ease;
    --transition-spring: 400ms cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-body);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    min-height: 100vh;
}

/* --- Particles Canvas --- */
#particles-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
    opacity: 0.6;
}

/* --- Container --- */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-xl);
}

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    color: var(--text-primary);
}

.text-gradient {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.text-accent {
    color: var(--accent);
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: 12px 28px;
    font-family: var(--font-body);
    font-size: 0.95rem;
    font-weight: 600;
    text-decoration: none;
    border: none;
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
    white-space: nowrap;
}

.btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255,255,255,0.1), transparent);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.btn:hover::before {
    opacity: 1;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 4px 20px var(--primary-glow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 30px rgba(108, 92, 231, 0.5);
}

.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border: 1.5px solid var(--bg-card-border);
    backdrop-filter: blur(10px);
}

.btn-outline:hover {
    border-color: var(--primary);
    background: rgba(108, 92, 231, 0.1);
    transform: translateY(-2px);
}

.btn-special {
    background: var(--gradient-special);
    color: white;
    box-shadow: 0 4px 20px rgba(253, 203, 110, 0.3);
}

.btn-special:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 30px rgba(253, 203, 110, 0.5);
}

.btn-lg {
    padding: 16px 36px;
    font-size: 1.05rem;
}

.btn-block {
    width: 100%;
}

.btn-icon {
    width: 20px;
    height: 20px;
}

/* --- Section Common --- */
.section {
    position: relative;
    z-index: 1;
    padding: var(--space-4xl) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-3xl);
}

.section-tag {
    display: inline-block;
    padding: 6px 16px;
    background: rgba(108, 92, 231, 0.12);
    color: var(--primary-light);
    font-size: 0.85rem;
    font-weight: 600;
    border-radius: var(--radius-full);
    margin-bottom: var(--space-md);
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.section-title {
    font-size: clamp(2rem, 5vw, 3rem);
    margin-bottom: var(--space-md);
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* ===================================================
   NAVBAR
   =================================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: var(--space-md) 0;
    transition: all var(--transition-base);
    background: transparent;
}

.navbar.scrolled {
    background: rgba(10, 10, 26, 0.85);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(108, 92, 231, 0.1);
    padding: var(--space-sm) 0;
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    text-decoration: none;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.3rem;
    color: var(--text-primary);
}

.nav-logo-img {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-sm);
    object-fit: contain;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--space-xl);
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: color var(--transition-fast);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    border-radius: 1px;
    transition: width var(--transition-base);
}

.nav-link:hover {
    color: var(--text-primary);
}

.nav-link:hover::after {
    width: 100%;
}

.nav-cta {
    padding: 10px 24px;
    font-size: 0.9rem;
}

.nav-burger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.nav-burger span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: all var(--transition-base);
}

/* ===================================================
   HERO SECTION
   =================================================== */
.hero {
    position: relative;
    z-index: 1;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 100px;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -30%;
    width: 800px;
    height: 800px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(108, 92, 231, 0.08) 0%, transparent 70%);
    pointer-events: none;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: 8px 18px;
    background: rgba(108, 92, 231, 0.1);
    border: 1px solid rgba(108, 92, 231, 0.2);
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--primary-light);
    margin-bottom: var(--space-xl);
    animation: fadeInUp 0.6s ease;
}

.badge-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--success);
    animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
    0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(0, 184, 148, 0.4); }
    50% { opacity: 0.8; box-shadow: 0 0 0 6px rgba(0, 184, 148, 0); }
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--space-lg);
    animation: fadeInUp 0.6s ease 0.1s both;
}

.hero-subtitle {
    font-size: 1.15rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: var(--space-2xl);
    max-width: 520px;
    animation: fadeInUp 0.6s ease 0.2s both;
}

.hero-subtitle strong {
    color: var(--warning);
}

.hero-actions {
    display: flex;
    gap: var(--space-md);
    flex-wrap: wrap;
    margin-bottom: var(--space-3xl);
    animation: fadeInUp 0.6s ease 0.3s both;
}

.hero-stats {
    display: flex;
    align-items: center;
    gap: var(--space-xl);
    animation: fadeInUp 0.6s ease 0.4s both;
}

.hero-stat {
    display: flex;
    flex-direction: column;
}

.hero-stat-value {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--text-primary);
}

.hero-stat-suffix {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary-light);
}

.hero-stat-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-top: 2px;
}

.hero-stat-divider {
    width: 1px;
    height: 40px;
    background: rgba(108, 92, 231, 0.2);
}

/* Shield Visual */
.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
    animation: fadeIn 1s ease 0.5s both;
}

.shield-container {
    position: relative;
    width: 340px;
    height: 340px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.shield-ring {
    position: absolute;
    border-radius: 50%;
    border: 1px solid;
    animation: rotate-ring linear infinite;
}

.shield-ring-1 {
    width: 100%;
    height: 100%;
    border-color: rgba(108, 92, 231, 0.15);
    animation-duration: 20s;
}

.shield-ring-2 {
    width: 80%;
    height: 80%;
    border-color: rgba(0, 206, 201, 0.1);
    animation-duration: 15s;
    animation-direction: reverse;
    border-style: dashed;
}

.shield-ring-3 {
    width: 60%;
    height: 60%;
    border-color: rgba(108, 92, 231, 0.2);
    animation-duration: 10s;
}

@keyframes rotate-ring {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.shield-core {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    background: var(--gradient-card);
    border: 2px solid rgba(108, 92, 231, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-glow), inset 0 0 30px rgba(108, 92, 231, 0.1);
    animation: pulse-core 3s ease-in-out infinite;
}

@keyframes pulse-core {
    0%, 100% { box-shadow: var(--shadow-glow), inset 0 0 30px rgba(108, 92, 231, 0.1); }
    50% { box-shadow: 0 0 50px rgba(108, 92, 231, 0.35), inset 0 0 40px rgba(108, 92, 231, 0.15); }
}

.shield-icon {
    width: 48px;
    height: 48px;
    color: var(--primary-light);
}

/* ===================================================
   PROBLEM SECTION
   =================================================== */
.problem-section {
    background: var(--bg-secondary);
}

.problem-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-xl);
}

.problem-card {
    padding: var(--space-2xl);
    background: var(--gradient-card);
    border: 1px solid var(--bg-card-border);
    border-radius: var(--radius-lg);
    text-align: center;
    transition: all var(--transition-base);
}

.problem-card:hover {
    transform: translateY(-4px);
    border-color: rgba(108, 92, 231, 0.3);
    box-shadow: var(--shadow-glow);
}

.problem-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-lg);
}

.problem-icon svg {
    width: 28px;
    height: 28px;
}

.problem-icon-red {
    background: rgba(255, 107, 107, 0.12);
    color: var(--danger);
}

.problem-icon-orange {
    background: rgba(253, 203, 110, 0.12);
    color: var(--warning);
}

.problem-icon-yellow {
    background: rgba(225, 112, 85, 0.12);
    color: var(--orange);
}

.problem-card h3 {
    font-size: 1.2rem;
    margin-bottom: var(--space-sm);
}

.problem-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* ===================================================
   FEATURES SECTION
   =================================================== */
.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-xl);
}

.feature-card {
    padding: var(--space-2xl);
    background: var(--gradient-card);
    border: 1px solid var(--bg-card-border);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.feature-card:hover {
    transform: translateY(-4px);
    border-color: rgba(108, 92, 231, 0.3);
    box-shadow: var(--shadow-glow);
}

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

.feature-card-large {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: auto 1fr;
    gap: var(--space-md) var(--space-xl);
    align-items: start;
}

.feature-card-large .feature-icon-wrap {
    grid-row: 1 / 3;
}

.feature-card-large .feature-services {
    grid-column: 1 / -1;
}

.feature-icon-wrap {
    margin-bottom: var(--space-md);
}

.feature-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    background: rgba(108, 92, 231, 0.12);
    color: var(--primary-light);
    display: flex;
    align-items: center;
    justify-content: center;
}

.feature-icon svg {
    width: 24px;
    height: 24px;
}

.feature-icon-accent {
    background: rgba(0, 206, 201, 0.12);
    color: var(--accent);
}

.feature-card h3 {
    font-size: 1.15rem;
    margin-bottom: var(--space-sm);
}

.feature-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.feature-services {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
    margin-top: var(--space-md);
}

.service-badge {
    padding: 6px 14px;
    background: rgba(108, 92, 231, 0.1);
    border: 1px solid rgba(108, 92, 231, 0.15);
    border-radius: var(--radius-full);
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--primary-light);
    transition: all var(--transition-fast);
}

.service-badge:hover {
    background: rgba(108, 92, 231, 0.2);
    border-color: rgba(108, 92, 231, 0.3);
}

/* ===================================================
   PRICING SECTION
   =================================================== */
.pricing-section {
    background: var(--bg-secondary);
}

/* Period Toggle */
.pricing-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-md);
    margin-bottom: var(--space-3xl);
}

.pricing-toggle-label {
    font-size: 0.95rem;
    color: var(--text-muted);
    transition: color var(--transition-base);
    cursor: pointer;
}

.pricing-toggle-label.active {
    color: var(--text-primary);
    font-weight: 600;
}

.pricing-save {
    display: inline-block;
    padding: 2px 8px;
    background: rgba(0, 184, 148, 0.15);
    color: var(--success);
    font-size: 0.75rem;
    font-weight: 700;
    border-radius: var(--radius-full);
}

.pricing-toggle-switch {
    width: 48px;
    height: 26px;
    background: var(--bg-surface);
    border: 1px solid var(--bg-card-border);
    border-radius: var(--radius-full);
    cursor: pointer;
    position: relative;
    transition: all var(--transition-base);
}

.pricing-toggle-switch:hover {
    border-color: var(--primary);
}

.pricing-toggle-knob {
    position: absolute;
    top: 2px;
    left: 2px;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--gradient-primary);
    transition: transform var(--transition-spring);
}

.pricing-toggle-switch.active .pricing-toggle-knob {
    transform: translateX(22px);
}

/* Pricing Grid */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-xl);
    max-width: 800px;
    margin: 0 auto;
    transition: all var(--transition-slow);
}

.pricing-grid.has-special {
    grid-template-columns: repeat(3, 1fr);
    max-width: 1100px;
}

.pricing-card {
    background: var(--gradient-card);
    border: 1px solid var(--bg-card-border);
    border-radius: var(--radius-xl);
    padding: var(--space-2xl);
    position: relative;
    transition: all var(--transition-base);
    display: flex;
    flex-direction: column;
}

.pricing-card:hover {
    transform: translateY(-6px);
    border-color: rgba(108, 92, 231, 0.3);
    box-shadow: var(--shadow-glow);
}

.pricing-card-popular {
    border-color: rgba(108, 92, 231, 0.4);
    box-shadow: var(--shadow-glow);
    background: linear-gradient(145deg, rgba(30, 25, 65, 0.9), rgba(15, 15, 46, 0.95));
}

.pricing-card-special {
    border-color: rgba(253, 203, 110, 0.3);
    box-shadow: 0 0 30px rgba(253, 203, 110, 0.1);
}

.pricing-card-special:hover {
    border-color: rgba(253, 203, 110, 0.5);
    box-shadow: 0 0 40px rgba(253, 203, 110, 0.2);
}

.pricing-popular-badge,
.pricing-special-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    padding: 5px 18px;
    font-size: 0.8rem;
    font-weight: 700;
    border-radius: var(--radius-full);
    white-space: nowrap;
}

.pricing-popular-badge {
    background: var(--gradient-primary);
    color: white;
}

.pricing-special-badge {
    background: var(--gradient-special);
    color: white;
}

.pricing-card-header {
    text-align: center;
    margin-bottom: var(--space-lg);
}

.pricing-plan-icon {
    font-size: 2rem;
    display: block;
    margin-bottom: var(--space-sm);
}

.pricing-plan-name {
    font-size: 1.4rem;
    margin-bottom: 4px;
}

.pricing-plan-desc {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.pricing-price {
    text-align: center;
    margin-bottom: var(--space-xl);
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 4px;
}

.pricing-old-price {
    font-size: 1rem;
    color: var(--text-muted);
    text-decoration: line-through;
    margin-right: var(--space-sm);
}

.pricing-amount {
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1;
}

.pricing-currency {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-secondary);
}

.pricing-period {
    font-size: 0.95rem;
    color: var(--text-muted);
}

.pricing-features {
    list-style: none;
    margin-bottom: var(--space-xl);
    flex-grow: 1;
}

.pricing-feature {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: 10px 0;
    font-size: 0.93rem;
    color: var(--text-secondary);
    border-bottom: 1px solid rgba(108, 92, 231, 0.06);
}

.pricing-feature:last-child {
    border-bottom: none;
}

.pricing-feature.disabled {
    color: var(--text-muted);
    opacity: 0.5;
}

.check-icon {
    width: 18px;
    height: 18px;
    color: var(--success);
    flex-shrink: 0;
}

.x-icon {
    width: 18px;
    height: 18px;
    color: var(--text-muted);
    flex-shrink: 0;
}

/* Special Code Section */
.special-code-section {
    text-align: center;
    margin-top: var(--space-3xl);
}

.special-code-hint {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: var(--space-md);
}

.special-code-form {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    max-width: 400px;
    margin: 0 auto;
}

.special-code-input {
    flex: 1;
    padding: 12px 18px;
    background: var(--bg-surface);
    border: 1px solid var(--bg-card-border);
    border-radius: var(--radius-full);
    color: var(--text-primary);
    font-size: 0.95rem;
    font-family: var(--font-body);
    outline: none;
    transition: all var(--transition-base);
}

.special-code-input::placeholder {
    color: var(--text-muted);
}

.special-code-input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-glow);
}

.special-code-btn {
    padding: 12px 24px;
    flex-shrink: 0;
}

.special-code-message {
    margin-top: var(--space-sm);
    font-size: 0.85rem;
    font-weight: 500;
}

.special-code-message.success {
    color: var(--success);
}

.special-code-message.error {
    color: var(--danger);
}

/* Payment Methods */
.payment-methods {
    text-align: center;
    margin-top: var(--space-3xl);
    padding-top: var(--space-2xl);
    border-top: 1px solid rgba(108, 92, 231, 0.08);
}

.payment-label {
    color: var(--text-muted);
    font-size: 0.85rem;
    margin-bottom: var(--space-md);
}

.payment-icons {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2xl);
}

.payment-icon {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    color: var(--text-muted);
    transition: color var(--transition-fast);
}

.payment-icon:hover {
    color: var(--text-secondary);
}

.payment-icon svg {
    width: 32px;
    height: 32px;
}

.payment-icon span {
    font-size: 0.75rem;
}

/* Hidden utility */
.hidden {
    display: none !important;
}

/* Show with animation */
.pricing-card-special.reveal {
    display: flex !important;
    animation: revealCard 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275) both;
}

@keyframes revealCard {
    from { opacity: 0; transform: scale(0.8) translateY(20px); }
    to { opacity: 1; transform: scale(1) translateY(0); }
}

/* ===================================================
   PLATFORMS SECTION
   =================================================== */
.platforms-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-xl);
}

.platform-card {
    padding: var(--space-2xl);
    background: var(--gradient-card);
    border: 1px solid var(--bg-card-border);
    border-radius: var(--radius-lg);
    text-align: center;
    transition: all var(--transition-base);
    cursor: default;
}

.platform-card:hover {
    transform: translateY(-6px);
    border-color: rgba(108, 92, 231, 0.3);
    box-shadow: var(--shadow-glow);
}

.platform-icon {
    width: 56px;
    height: 56px;
    margin: 0 auto var(--space-lg);
    color: var(--primary-light);
    display: flex;
    align-items: center;
    justify-content: center;
}

.platform-icon svg {
    width: 48px;
    height: 48px;
}

.platform-card h3 {
    font-size: 1.1rem;
    margin-bottom: 4px;
}

.platform-card p {
    color: var(--text-muted);
    font-size: 0.85rem;
}

/* ===================================================
   FAQ SECTION
   =================================================== */
.faq-list {
    max-width: 750px;
    margin: 0 auto;
}

.faq-item {
    border: 1px solid var(--bg-card-border);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-md);
    background: var(--gradient-card);
    overflow: hidden;
    transition: all var(--transition-base);
}

.faq-item:hover {
    border-color: rgba(108, 92, 231, 0.25);
}

.faq-item.active {
    border-color: rgba(108, 92, 231, 0.3);
    box-shadow: var(--shadow-glow);
}

.faq-question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-md);
    padding: var(--space-lg) var(--space-xl);
    background: none;
    border: none;
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 600;
    text-align: left;
    cursor: pointer;
    transition: color var(--transition-fast);
}

.faq-question:hover {
    color: var(--primary-light);
}

.faq-chevron {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    transition: transform var(--transition-base);
    color: var(--text-muted);
}

.faq-item.active .faq-chevron {
    transform: rotate(180deg);
    color: var(--primary-light);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-slow), padding var(--transition-slow);
}

.faq-item.active .faq-answer {
    max-height: 300px;
}

.faq-answer p {
    padding: 0 var(--space-xl) var(--space-lg);
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
}

/* ===================================================
   FOOTER
   =================================================== */
.footer {
    position: relative;
    z-index: 1;
    padding: var(--space-4xl) 0 var(--space-xl);
    background: var(--bg-primary);
    border-top: 1px solid rgba(108, 92, 231, 0.08);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr repeat(3, 1fr);
    gap: var(--space-2xl);
    margin-bottom: var(--space-3xl);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
}

.footer-logo-img {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-sm);
    object-fit: contain;
}

.footer-logo-text {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.2rem;
}

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

.footer-links h4 {
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: var(--space-md);
    color: var(--text-primary);
}

.footer-links a {
    display: block;
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.88rem;
    padding: 4px 0;
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--primary-light);
}

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: var(--space-xl);
    border-top: 1px solid rgba(108, 92, 231, 0.08);
    color: var(--text-muted);
    font-size: 0.85rem;
}

.footer-domain {
    color: var(--primary-light);
    font-weight: 500;
}

/* ===================================================
   ANIMATIONS
   =================================================== */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* Scroll Reveal */
.reveal-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal-on-scroll.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* ===================================================
   RESPONSIVE
   =================================================== */
@media (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-subtitle {
        margin-left: auto;
        margin-right: auto;
    }

    .hero-actions {
        justify-content: center;
    }

    .hero-stats {
        justify-content: center;
    }

    .hero-visual {
        order: -1;
    }

    .shield-container {
        width: 260px;
        height: 260px;
    }

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

    .feature-card-large {
        grid-column: 1 / -1;
    }

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

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

@media (max-width: 768px) {
    .container {
        padding: 0 var(--space-md);
    }

    .section {
        padding: var(--space-3xl) 0;
    }

    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        flex-direction: column;
        background: rgba(10, 10, 26, 0.95);
        backdrop-filter: blur(20px);
        padding: var(--space-lg);
        gap: var(--space-md);
        border-bottom: 1px solid var(--bg-card-border);
    }

    .nav-links.open {
        display: flex;
    }

    .nav-cta {
        display: none;
    }

    .nav-burger {
        display: flex;
    }

    .hero {
        min-height: auto;
        padding-top: 120px;
        padding-bottom: var(--space-3xl);
    }

    .hero-title {
        font-size: clamp(2rem, 8vw, 3rem);
    }

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

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

    .feature-card-large {
        grid-template-columns: 1fr;
    }

    .pricing-grid,
    .pricing-grid.has-special {
        grid-template-columns: 1fr;
        max-width: 400px;
    }

    .platforms-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-md);
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: var(--space-xl);
    }

    .footer-bottom {
        flex-direction: column;
        gap: var(--space-sm);
        text-align: center;
    }

    .hero-stats {
        flex-wrap: wrap;
        gap: var(--space-lg);
    }
}

@media (max-width: 480px) {
    .hero-actions {
        flex-direction: column;
        align-items: stretch;
    }

    .special-code-form {
        flex-direction: column;
    }

    .payment-icons {
        gap: var(--space-lg);
    }
}