/* ============================================
   UPSC Audiobook — Landing Page Styles
   Design System: Dark premium with saffron accents
   ============================================ */

/* ============ TOP DOWNLOAD BANNER ============ */
.top-download-bar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1100;
    background: linear-gradient(90deg, #f97316, #f59e0b, #f97316);
    background-size: 200% 100%;
    animation: gradient-slide 4s ease infinite;
    padding: 10px 0;
    box-shadow: 0 2px 20px rgba(249, 115, 22, 0.3);
}

@keyframes gradient-slide {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

.top-bar-content {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
}

.top-bar-left {
    display: flex;
    align-items: center;
    gap: 8px;
    color: #1a1a2e;
    font-size: 0.9rem;
    font-weight: 500;
}

.top-bar-fire {
    font-size: 1.1rem;
    animation: fire-bounce 1s ease-in-out infinite;
}

@keyframes fire-bounce {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.3); }
}

.top-bar-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 18px;
    background: #1a1a2e;
    color: #fff;
    font-weight: 700;
    font-size: 0.8rem;
    border-radius: 100px;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.top-bar-btn:hover {
    background: #050a14;
    transform: scale(1.05);
}

.top-bar-close {
    background: none;
    border: none;
    color: #1a1a2e;
    font-size: 1.4rem;
    cursor: pointer;
    padding: 0 4px;
    line-height: 1;
    opacity: 0.7;
    transition: opacity 0.2s;
}

.top-bar-close:hover {
    opacity: 1;
}

.top-download-bar.hidden {
    transform: translateY(-100%);
    transition: transform 0.4s ease;
}

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

:root {
    /* Colors */
    --bg-primary: #050a14;
    --bg-secondary: #0a1628;
    --bg-tertiary: #0f1f3a;
    --bg-card: rgba(15, 31, 58, 0.6);
    --bg-card-hover: rgba(20, 40, 75, 0.8);

    --text-primary: #f0f4ff;
    --text-secondary: #94a3c4;
    --text-muted: #5a6d8f;

    --accent-primary: #f97316;
    --accent-secondary: #fb923c;
    --accent-glow: rgba(249, 115, 22, 0.25);

    --gradient-primary: linear-gradient(135deg, #f97316, #f59e0b);
    --gradient-secondary: linear-gradient(135deg, #8b5cf6, #ec4899);
    --gradient-bg: linear-gradient(180deg, #050a14 0%, #0a1628 50%, #050a14 100%);

    --border-color: rgba(148, 163, 196, 0.1);
    --border-glow: rgba(249, 115, 22, 0.3);

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

    /* Spacing */
    --section-padding: clamp(80px, 10vw, 140px);
    --container-max: 1200px;

    /* Borders */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;

    /* Transitions */
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-smooth: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
}

html {
    scroll-behavior: smooth;
    -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: 1.7;
    overflow-x: hidden;
}

.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 clamp(20px, 4vw, 40px);
}

img {
    max-width: 100%;
    display: block;
}

a {
    color: inherit;
    text-decoration: none;
}

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

h1 { font-size: clamp(2.5rem, 6vw, 4.5rem); font-weight: 800; }
h2 { font-size: clamp(2rem, 4vw, 3.2rem); }
h3 { font-size: clamp(1.2rem, 2vw, 1.5rem); }

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

/* ============ BUTTONS ============ */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-body);
    font-weight: 600;
    border: none;
    cursor: pointer;
    border-radius: var(--radius-md);
    transition: all var(--transition-smooth);
    white-space: nowrap;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    opacity: 0;
    transition: opacity var(--transition-fast);
}

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

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

.btn-primary::before {
    background: linear-gradient(135deg, #ea580c, #d97706);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(249, 115, 22, 0.4), 0 0 0 0 var(--accent-glow);
}

.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border: 1.5px solid var(--border-color);
    backdrop-filter: blur(8px);
}

.btn-outline:hover {
    border-color: var(--accent-primary);
    background: rgba(249, 115, 22, 0.08);
    transform: translateY(-2px);
}

.btn-lg {
    padding: 14px 28px;
    font-size: 1rem;
    border-radius: var(--radius-lg);
}

.btn-xl {
    padding: 18px 40px;
    font-size: 1.15rem;
    border-radius: var(--radius-xl);
}

/* ============ SECTION HEADER ============ */
.section-header {
    text-align: center;
    max-width: 680px;
    margin: 0 auto clamp(48px, 6vw, 80px);
}

.section-tag {
    display: inline-block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--accent-primary);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 16px;
    padding: 6px 16px;
    background: rgba(249, 115, 22, 0.1);
    border-radius: 100px;
    border: 1px solid rgba(249, 115, 22, 0.2);
}

.section-header p {
    font-size: clamp(1rem, 1.5vw, 1.15rem);
    color: var(--text-secondary);
    margin-top: 16px;
    line-height: 1.8;
}

/* ============ NAVBAR ============ */
.navbar {
    position: fixed;
    top: 44px;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 0;
    transition: all var(--transition-smooth);
}

.navbar.scrolled {
    padding: 10px 0;
    background: rgba(5, 10, 20, 0.85);
    backdrop-filter: blur(20px) saturate(180%);
    border-bottom: 1px solid var(--border-color);
}

.navbar.banner-hidden {
    top: 0;
}

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

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.2rem;
}

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

.nav-links {
    display: flex;
    list-style: none;
    gap: 32px;
}

.nav-links a {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: color var(--transition-fast);
    position: relative;
}

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

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

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

.nav-cta {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 22px;
    background: var(--gradient-primary);
    color: #fff;
    font-weight: 600;
    font-size: 0.9rem;
    border-radius: var(--radius-md);
    transition: all var(--transition-smooth);
    box-shadow: 0 2px 12px var(--accent-glow);
}

.nav-cta:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 20px rgba(249, 115, 22, 0.4);
}

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

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

/* ============ HERO ============ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 124px;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero-bg-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.12;
    filter: blur(2px);
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        180deg,
        rgba(5, 10, 20, 0.3) 0%,
        rgba(5, 10, 20, 0.7) 40%,
        rgba(5, 10, 20, 0.95) 80%,
        var(--bg-primary) 100%
    );
}

.hero-particles {
    position: absolute;
    inset: 0;
    z-index: 1;
    pointer-events: none;
    overflow: hidden;
}

.hero-content {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1fr 0.9fr;
    gap: clamp(40px, 6vw, 80px);
    align-items: center;
    padding: clamp(40px, 6vw, 80px) 0;
}

.hero-text {
    padding-right: 20px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 18px;
    background: rgba(249, 115, 22, 0.1);
    border: 1px solid rgba(249, 115, 22, 0.25);
    border-radius: 100px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--accent-secondary);
    margin-bottom: 24px;
}

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

@keyframes pulse-dot {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.5); }
}

.hero h1 {
    margin-bottom: 24px;
    letter-spacing: -1px;
}

.hero-subtitle {
    font-size: clamp(1.05rem, 1.5vw, 1.2rem);
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 36px;
    max-width: 540px;
}

.hero-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 48px;
}

.hero-stats {
    display: flex;
    gap: 32px;
    align-items: center;
}

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

.stat-number {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1;
}

.stat-plus {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 800;
    color: var(--accent-primary);
    line-height: 1;
}

.stat-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-top: 4px;
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: var(--border-color);
}

/* Hero Visual (Phone) */
.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
}

.phone-wrapper {
    position: relative;
    max-width: 380px;
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

.phone-img {
    width: 100%;
    border-radius: var(--radius-xl);
    box-shadow: 
        0 30px 80px rgba(0, 0, 0, 0.5),
        0 0 0 1px rgba(255, 255, 255, 0.05);
    position: relative;
    z-index: 2;
}

.phone-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 120%;
    height: 120%;
    background: radial-gradient(circle, rgba(249, 115, 22, 0.15) 0%, transparent 70%);
    z-index: 1;
    filter: blur(40px);
}

/* Scroll indicator */
.hero-scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 3;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    animation: fade-in-up 1s ease-out 1.5s both;
}

.hero-scroll-indicator span {
    font-size: 0.75rem;
    color: var(--text-muted);
    letter-spacing: 1px;
    text-transform: uppercase;
}

.scroll-mouse {
    width: 24px;
    height: 38px;
    border: 2px solid var(--text-muted);
    border-radius: 12px;
    display: flex;
    justify-content: center;
    padding-top: 6px;
}

.scroll-wheel {
    width: 3px;
    height: 8px;
    background: var(--accent-primary);
    border-radius: 3px;
    animation: scroll-anim 2s ease-in-out infinite;
}

@keyframes scroll-anim {
    0% { transform: translateY(0); opacity: 1; }
    100% { transform: translateY(12px); opacity: 0; }
}

/* ============ SOCIAL PROOF ============ */
.social-proof {
    padding: 40px 0;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.proof-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.proof-item {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 12px;
}

.proof-icon {
    width: 52px;
    height: 52px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(249, 115, 22, 0.1);
    border-radius: var(--radius-md);
    color: var(--accent-primary);
    flex-shrink: 0;
}

.proof-item strong {
    display: block;
    font-size: 0.95rem;
    color: var(--text-primary);
}

.proof-item span {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* ============ FEATURES ============ */
.features-section {
    padding: var(--section-padding) 0;
    background: var(--bg-primary);
    position: relative;
}

.features-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(249, 115, 22, 0.04) 0%, transparent 70%);
    pointer-events: none;
}

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

.feature-card {
    position: relative;
    padding: 36px 28px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    transition: all var(--transition-smooth);
    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-smooth);
}

.feature-card:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-glow);
    transform: translateY(-4px);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
}

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

.feature-icon-wrapper {
    margin-bottom: 20px;
}

.feature-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(249, 115, 22, 0.08);
    border-radius: var(--radius-md);
    color: var(--accent, var(--accent-primary));
    transition: all var(--transition-smooth);
}

.feature-card:hover .feature-icon {
    transform: scale(1.1);
    background: rgba(249, 115, 22, 0.15);
}

.feature-card h3 {
    margin-bottom: 12px;
    font-size: 1.15rem;
}

.feature-card p {
    color: var(--text-secondary);
    font-size: 0.92rem;
    line-height: 1.7;
    margin-bottom: 16px;
}

.feature-tag {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--accent-primary);
    padding: 4px 12px;
    background: rgba(249, 115, 22, 0.08);
    border-radius: 100px;
    letter-spacing: 0.5px;
}

/* ============ HOW IT WORKS ============ */
.how-section {
    padding: var(--section-padding) 0;
    background: var(--bg-secondary);
    position: relative;
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    position: relative;
}

.step-card {
    position: relative;
    text-align: center;
    padding: 40px 28px;
}

.step-number {
    font-family: var(--font-heading);
    font-size: 4.5rem;
    font-weight: 900;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    opacity: 0.3;
    line-height: 1;
    margin-bottom: 20px;
}

.step-card:hover .step-number {
    opacity: 0.7;
    transition: opacity var(--transition-smooth);
}

.step-content h3 {
    margin-bottom: 12px;
    font-size: 1.2rem;
}

.step-content p {
    color: var(--text-secondary);
    font-size: 0.92rem;
    line-height: 1.7;
}

.step-line {
    position: absolute;
    top: 50%;
    right: -16px;
    width: 32px;
    height: 2px;
    background: var(--border-color);
}

.step-card:last-child .step-line {
    display: none;
}

/* ============ SUBJECTS ============ */
.subjects-section {
    padding: var(--section-padding) 0;
    background: var(--bg-primary);
}

.subjects-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 16px;
}

.subject-chip {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 24px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--text-primary);
    transition: all var(--transition-smooth);
    cursor: default;
}

.subject-chip svg {
    color: var(--chip-color, var(--accent-primary));
    transition: transform var(--transition-bounce);
}

.subject-chip:hover {
    border-color: var(--chip-color, var(--accent-primary));
    background: rgba(249, 115, 22, 0.06);
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.subject-chip:hover svg {
    transform: scale(1.2) rotate(-8deg);
}

/* ============ TESTIMONIALS ============ */
.testimonials-section {
    padding: var(--section-padding) 0;
    background: var(--bg-secondary);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    align-items: start;
}

.testimonial-card {
    padding: 32px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    transition: all var(--transition-smooth);
}

.testimonial-card.featured {
    border-color: var(--border-glow);
    background: rgba(249, 115, 22, 0.04);
    transform: scale(1.02);
}

.testimonial-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
}

.testimonial-card.featured:hover {
    transform: scale(1.02) translateY(-4px);
}

.testimonial-stars {
    font-size: 1.1rem;
    color: #fbbf24;
    margin-bottom: 16px;
    letter-spacing: 2px;
}

.testimonial-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.8;
    margin-bottom: 24px;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 12px;
}

.author-avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-weight: 700;
    font-size: 1.1rem;
    flex-shrink: 0;
}

.testimonial-author strong {
    display: block;
    font-size: 0.95rem;
    color: var(--text-primary);
}

.testimonial-author span {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* Review Google Play styles */
.review-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
}

.review-verified {
    font-size: 0.72rem;
    font-weight: 600;
    color: #10b981;
    background: rgba(16, 185, 129, 0.1);
    padding: 3px 10px;
    border-radius: 100px;
    letter-spacing: 0.3px;
}

.review-meta {
    margin-top: 16px;
    font-size: 0.75rem;
    color: var(--text-muted);
    padding-top: 12px;
    border-top: 1px solid var(--border-color);
}

.review-helpful {
    margin-top: 10px;
    font-size: 0.78rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.star-empty {
    opacity: 0.25;
}

/* ============ FAQ ============ */
.faq-section {
    padding: var(--section-padding) 0;
    background: var(--bg-primary);
}

.faq-list {
    max-width: 720px;
    margin: 0 auto;
}

.faq-item {
    border-bottom: 1px solid var(--border-color);
}

.faq-question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 24px 0;
    background: none;
    border: none;
    cursor: pointer;
    text-align: left;
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    transition: color var(--transition-fast);
}

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

.faq-icon {
    color: var(--text-muted);
    transition: all var(--transition-smooth);
    flex-shrink: 0;
}

.faq-item.active .faq-icon {
    transform: rotate(45deg);
    color: var(--accent-primary);
}

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

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

.faq-answer p {
    padding-bottom: 24px;
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.8;
}

/* ============ CTA ============ */
.cta-section {
    padding: var(--section-padding) 0;
    position: relative;
    overflow: hidden;
    text-align: center;
}

.cta-bg-effects {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.cta-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
}

.cta-orb-1 {
    width: 400px;
    height: 400px;
    background: rgba(249, 115, 22, 0.12);
    top: -100px;
    left: 20%;
    animation: orb-float 8s ease-in-out infinite;
}

.cta-orb-2 {
    width: 300px;
    height: 300px;
    background: rgba(139, 92, 246, 0.1);
    bottom: -80px;
    right: 15%;
    animation: orb-float 10s ease-in-out infinite reverse;
}

.cta-orb-3 {
    width: 200px;
    height: 200px;
    background: rgba(236, 72, 153, 0.08);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation: orb-float 6s ease-in-out infinite;
}

@keyframes orb-float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    25% { transform: translate(30px, -20px) scale(1.1); }
    50% { transform: translate(-20px, 20px) scale(0.95); }
    75% { transform: translate(15px, 10px) scale(1.05); }
}

.cta-content {
    position: relative;
    z-index: 2;
    max-width: 700px;
}

.cta-content h2 {
    margin-bottom: 20px;
}

.cta-content p {
    color: var(--text-secondary);
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 36px;
}

.cta-note {
    display: block;
    margin-top: 16px;
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* ============ FOOTER ============ */
.footer {
    padding: 80px 0 0;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
}

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

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.15rem;
    margin-bottom: 16px;
}

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

.footer-brand p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.7;
    margin-bottom: 20px;
    max-width: 320px;
}

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

.social-link {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    color: var(--text-secondary);
    transition: all var(--transition-smooth);
}

.social-link:hover {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
    transform: translateY(-2px);
}

.footer-links-group h4 {
    font-size: 0.9rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: 20px;
    color: var(--text-primary);
}

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

.footer-links-group a {
    font-size: 0.9rem;
    color: var(--text-secondary);
    transition: color var(--transition-fast);
}

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

.footer-playstore {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 12px 20px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    transition: all var(--transition-smooth);
}

.footer-playstore:hover {
    border-color: var(--accent-primary);
    transform: translateY(-2px);
}

.footer-playstore small {
    display: block;
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
}

.footer-playstore strong {
    font-size: 1rem;
}

.footer-bottom {
    padding: 24px 0;
    border-top: 1px solid var(--border-color);
    text-align: center;
}

.footer-bottom p {
    font-size: 0.8rem;
    color: var(--text-muted);
}

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

[data-animate] {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1), transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-animate="fade-left"] {
    transform: translateX(60px);
}

[data-animate].animate-in {
    opacity: 1;
    transform: translateY(0) translateX(0);
}

/* Particle Styles */
.particle {
    position: absolute;
    width: 3px;
    height: 3px;
    background: var(--accent-primary);
    border-radius: 50%;
    opacity: 0;
    animation: particle-float linear infinite;
}

@keyframes particle-float {
    0% {
        opacity: 0;
        transform: translateY(100vh) scale(0);
    }
    10% {
        opacity: 0.6;
    }
    90% {
        opacity: 0.6;
    }
    100% {
        opacity: 0;
        transform: translateY(-100px) scale(1);
    }
}

/* ============ ERROR PAGE ============ */
.error-page {
    min-height: 80vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding-top: 100px;
}

.error-title {
    font-size: 8rem;
    line-height: 1;
    margin-bottom: 10px;
    font-weight: 800;
}

.error-subtitle {
    font-size: 2rem;
    margin-bottom: 16px;
}

.error-page p {
    color: var(--text-secondary);
    max-width: 500px;
    margin: 0 auto 30px;
}

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

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

    .hero-text {
        padding-right: 0;
    }

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

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

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

    .hero-visual {
        order: -1;
    }

    .phone-wrapper {
        max-width: 280px;
    }

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

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

    .step-line {
        display: none;
    }

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

    .testimonial-card.featured {
        transform: none;
    }

    .testimonial-card.featured:hover {
        transform: translateY(-4px);
    }

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

@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        flex-direction: column;
        background: rgba(5, 10, 20, 0.95);
        backdrop-filter: blur(20px);
        padding: 20px;
        gap: 0;
        border-bottom: 1px solid var(--border-color);
    }

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

    .nav-links a {
        padding: 14px 0;
        display: block;
        border-bottom: 1px solid var(--border-color);
    }

    .nav-cta {
        display: none;
    }

    .nav-toggle {
        display: flex;
    }

    .nav-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

    .nav-toggle.active span:nth-child(2) {
        opacity: 0;
    }

    .nav-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }

    .hero {
        min-height: auto;
        padding-top: 140px;
        padding-bottom: 40px;
    }

    .hero-scroll-indicator {
        display: none;
    }

    .proof-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }

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

    .steps-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

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

    .top-bar-left span {
        font-size: 0.78rem;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }
}

@media (max-width: 480px) {
    .hero-stats {
        flex-direction: column;
        gap: 16px;
    }

    .stat-divider {
        width: 40px;
        height: 1px;
    }

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

    .btn-lg {
        padding: 12px 22px;
        font-size: 0.92rem;
    }

    .btn-xl {
        padding: 14px 28px;
        font-size: 1rem;
    }
}

/* ============================================
   CONTACT & DATA DELETION PORTAL STYLES
   ============================================ */

.page-navbar {
    top: 0 !important;
    background: rgba(5, 10, 20, 0.88) !important;
    backdrop-filter: blur(20px) saturate(180%) !important;
    border-bottom: 1px solid var(--border-color) !important;
}

.nav-links a.highlight-link {
    color: #f87171;
    font-weight: 600;
}

.nav-links a.highlight-link:hover {
    color: #ef4444;
}

.contact-page-wrapper {
    padding-top: 100px;
    padding-bottom: 90px;
    min-height: 80vh;
}

.contact-header {
    text-align: center;
    padding: 40px 0 30px;
}

.contact-header-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 16px;
    background: rgba(249, 115, 22, 0.12);
    border: 1px solid rgba(249, 115, 22, 0.3);
    border-radius: 100px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--accent-secondary);
    margin-bottom: 18px;
}

.contact-title {
    font-size: clamp(2.2rem, 5vw, 3.4rem);
    margin-bottom: 16px;
    letter-spacing: -0.5px;
}

.contact-subtitle {
    font-size: clamp(1rem, 2vw, 1.15rem);
    color: var(--text-secondary);
    max-width: 680px;
    margin: 0 auto 32px;
    line-height: 1.6;
}

.contact-subtitle code {
    background: rgba(249, 115, 22, 0.15);
    color: #fb923c;
    padding: 2px 8px;
    border-radius: 6px;
    font-family: monospace;
    font-size: 0.9em;
}

/* Tab Navigation Switcher */
.portal-nav-tabs {
    display: inline-flex;
    align-items: center;
    background: rgba(15, 31, 58, 0.8);
    border: 1px solid var(--border-color);
    padding: 6px;
    border-radius: 100px;
    gap: 6px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    max-width: 100%;
    overflow-x: auto;
}

.portal-tab {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 22px;
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-family: var(--font-body);
    font-size: 0.92rem;
    font-weight: 600;
    border-radius: 100px;
    cursor: pointer;
    transition: all var(--transition-fast);
    white-space: nowrap;
}

.portal-tab:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.05);
}

.portal-tab.active {
    background: var(--gradient-primary);
    color: #ffffff;
    box-shadow: 0 4px 15px var(--accent-glow);
}

/* Panels */
.portal-panel {
    display: none;
    opacity: 0;
}

.portal-panel.active {
    display: block;
    animation: fadeInPanel 0.35s ease forwards;
}

@keyframes fadeInPanel {
    from {
        opacity: 0;
        transform: translateY(12px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.contact-main-container {
    margin-top: 30px;
}

/* Grid Layouts */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.25fr;
    gap: 32px;
    align-items: start;
}

.contact-info-card,
.contact-form-card,
.policy-details-card,
.deletion-header-card,
.method-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: clamp(24px, 4vw, 36px);
    backdrop-filter: blur(12px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.25);
    transition: border-color var(--transition-fast);
}

.card-accent-pill {
    display: inline-block;
    padding: 4px 12px;
    background: rgba(249, 115, 22, 0.12);
    border: 1px solid rgba(249, 115, 22, 0.25);
    color: var(--accent-secondary);
    font-size: 0.8rem;
    font-weight: 600;
    border-radius: 100px;
    margin-bottom: 12px;
}

.section-card-title {
    font-size: 1.6rem;
    margin-bottom: 10px;
}

.section-card-desc {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 24px;
}

/* Contact Methods */
.contact-methods-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 28px;
}

.contact-method-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px;
    background: rgba(10, 22, 40, 0.6);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

a.contact-method-item:hover {
    border-color: var(--accent-primary);
    background: rgba(20, 40, 75, 0.6);
    transform: translateY(-2px);
}

.contact-icon-box {
    width: 46px;
    height: 46px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.email-icon {
    background: rgba(249, 115, 22, 0.15);
    color: var(--accent-primary);
}

.app-icon-box {
    background: rgba(16, 185, 129, 0.15);
    color: #10b981;
}

.clock-icon {
    background: rgba(139, 92, 246, 0.15);
    color: #a78bfa;
}

.contact-method-details {
    display: flex;
    flex-direction: column;
}

.method-label {
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
    font-weight: 600;
}

.method-val {
    font-size: 1rem;
    color: var(--text-primary);
    margin: 2px 0;
}

.method-sub {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.quick-faq-box {
    background: rgba(5, 10, 20, 0.6);
    border: 1px solid rgba(249, 115, 22, 0.2);
    border-radius: var(--radius-md);
    padding: 18px 20px;
}

.quick-faq-box h4 {
    font-size: 0.95rem;
    color: var(--accent-secondary);
    margin-bottom: 10px;
}

.quick-faq-box ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
    font-size: 0.86rem;
    color: var(--text-secondary);
}

.quick-faq-box li strong {
    color: var(--text-primary);
}

/* Forms */
.portal-form {
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-group label {
    font-size: 0.88rem;
    font-weight: 500;
    color: var(--text-primary);
}

.form-group .req {
    color: #ef4444;
    font-weight: 700;
}

.field-hint {
    font-size: 0.78rem;
    color: var(--text-muted);
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 12px 16px;
    background: rgba(5, 10, 20, 0.75);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 0.92rem;
    outline: none;
    transition: all var(--transition-fast);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(249, 115, 22, 0.2);
    background: rgba(8, 16, 32, 0.95);
}

.form-select option {
    background: #0a1628;
    color: #f0f4ff;
}

.form-textarea {
    resize: vertical;
    min-height: 100px;
}

.form-checkbox-group {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    background: rgba(239, 68, 68, 0.08);
    border: 1px solid rgba(239, 68, 68, 0.25);
    padding: 14px;
    border-radius: var(--radius-md);
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

.form-checkbox-group input[type="checkbox"] {
    margin-top: 3px;
    accent-color: #ef4444;
    width: 16px;
    height: 16px;
    cursor: pointer;
    flex-shrink: 0;
}

.btn-submit-form {
    width: 100%;
    justify-content: center;
    padding: 14px 24px;
    font-size: 1rem;
    cursor: pointer;
}

.btn-danger-glow {
    background: linear-gradient(135deg, #ef4444, #dc2626);
    color: #ffffff;
    box-shadow: 0 4px 20px rgba(239, 68, 68, 0.35);
}

.btn-danger-glow:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(239, 68, 68, 0.5);
}

/* Status Alert */
.form-status-alert {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 20px;
    border-radius: var(--radius-md);
    margin-top: 16px;
}

.success-alert {
    background: rgba(16, 185, 129, 0.12);
    border: 1px solid rgba(16, 185, 129, 0.35);
}

.alert-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: #10b981;
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.alert-content h4 {
    color: #34d399;
    font-size: 1.05rem;
    margin-bottom: 4px;
}

.alert-content p {
    font-size: 0.88rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* Deletion Portal Specifics */
.deletion-header-card {
    margin-bottom: 30px;
    border-left: 4px solid var(--accent-primary);
}

.compliance-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: #10b981;
    font-size: 0.88rem;
    font-weight: 600;
    margin-bottom: 12px;
}

.deletion-title {
    font-size: 1.8rem;
    margin-bottom: 10px;
}

.deletion-lead {
    color: var(--text-secondary);
    font-size: 1rem;
    line-height: 1.6;
}

.deletion-lead code {
    background: rgba(249, 115, 22, 0.15);
    color: #fb923c;
    padding: 2px 8px;
    border-radius: 6px;
    font-family: monospace;
}

.deletion-methods-grid {
    display: grid;
    grid-template-columns: 1fr 1.35fr;
    gap: 30px;
    align-items: start;
}

.method-num {
    display: inline-block;
    font-size: 0.75rem;
    text-transform: uppercase;
    font-weight: 700;
    letter-spacing: 1px;
    color: var(--accent-secondary);
    background: rgba(249, 115, 22, 0.1);
    padding: 4px 10px;
    border-radius: 100px;
    margin-bottom: 12px;
}

.method-num.highlight {
    color: #f87171;
    background: rgba(239, 68, 68, 0.15);
}

.featured-method {
    border-color: rgba(239, 68, 68, 0.3);
}

.steps-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 14px;
    margin: 20px 0;
}

.steps-list li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    font-size: 0.92rem;
    color: var(--text-secondary);
}

.step-badge {
    width: 26px;
    height: 26px;
    border-radius: 50%;
    background: rgba(249, 115, 22, 0.2);
    color: var(--accent-primary);
    font-weight: 700;
    font-size: 0.82rem;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    margin-top: 1px;
}

.method-note {
    background: rgba(10, 22, 40, 0.7);
    border-radius: var(--radius-sm);
    padding: 12px 14px;
    font-size: 0.82rem;
    color: var(--text-muted);
    line-height: 1.5;
}

/* Policy Details */
.policy-details-card {
    max-width: 100%;
}

.data-breakdown-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    margin: 28px 0;
}

.data-col {
    background: rgba(5, 10, 20, 0.6);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 24px;
}

.deleted-data-col {
    border-top: 3px solid #ef4444;
}

.retained-data-col {
    border-top: 3px solid #3b82f6;
}

.data-col-header {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 20px;
}

.data-col-header h3 {
    font-size: 1.15rem;
    margin-bottom: 2px;
}

.data-col-header span {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.col-icon {
    font-size: 1.5rem;
}

.data-items-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.data-items-list li {
    font-size: 0.88rem;
    color: var(--text-secondary);
    line-height: 1.5;
    padding-left: 14px;
    position: relative;
}

.data-items-list li::before {
    content: "•";
    position: absolute;
    left: 0;
    color: var(--accent-primary);
    font-weight: bold;
}

.data-items-list li strong {
    color: var(--text-primary);
    display: block;
    margin-bottom: 2px;
}

.sla-info-box {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    background: rgba(249, 115, 22, 0.08);
    border: 1px solid rgba(249, 115, 22, 0.25);
    border-radius: var(--radius-md);
    padding: 20px;
}

.sla-icon {
    font-size: 1.8rem;
    line-height: 1;
}

.sla-text h4 {
    font-size: 1rem;
    color: var(--accent-secondary);
    margin-bottom: 8px;
}

.sla-text p {
    font-size: 0.88rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Spinner */
.spinner {
    display: inline-block;
    width: 14px;
    height: 14px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: #fff;
    animation: spin 0.8s linear infinite;
    margin-right: 6px;
    vertical-align: middle;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Responsive adjustments */
@media (max-width: 900px) {
    .contact-grid,
    .deletion-methods-grid,
    .data-breakdown-grid {
        grid-template-columns: 1fr;
    }

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

    .portal-nav-tabs {
        width: 100%;
        justify-content: flex-start;
        border-radius: var(--radius-md);
        padding: 4px;
    }

    .portal-tab {
        flex: 1;
        justify-content: center;
        padding: 8px 12px;
        font-size: 0.82rem;
    }
}