/* ==========================================================================
   GSH LIVE PRO — ANDROID APP PROMOTIONAL LANDING PAGE STYLES
   Theme: Modern Dark Obsidian Glassmorphism with TikTok Neon Accents
   ========================================================================== */

:root {
    --bg-base: #0a0b10;
    --bg-card: rgba(20, 22, 33, 0.75);
    --bg-card-hover: rgba(28, 31, 46, 0.9);
    --bg-surface: #12141e;
    --border-subtle: rgba(255, 255, 255, 0.08);
    --border-focus: rgba(254, 44, 85, 0.4);
    
    --text-primary: #ffffff;
    --text-secondary: #9ca3af;
    --text-muted: #6b7280;
    
    --accent-red: #fe2c55;
    --accent-cyan: #00f2fe;
    --accent-emerald: #10b981;
    --accent-gold: #f59e0b;
    --accent-purple: #8b5cf6;
    
    --gradient-hero: linear-gradient(135deg, #fe2c55 0%, #ff5277 50%, #00f2fe 100%);
    --gradient-glow: radial-gradient(circle at 50% 50%, rgba(254, 44, 85, 0.15) 0%, rgba(0, 242, 254, 0.05) 50%, transparent 70%);
    --gradient-gold: linear-gradient(135deg, #f59e0b, #fbbf24);
    --gradient-emerald: linear-gradient(135deg, #10b981, #34d399);

    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 20px;
    --radius-full: 9999px;
    
    --shadow-card: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 40px -10px rgba(254, 44, 85, 0.3);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--bg-base);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
    background-image: 
        radial-gradient(circle at 10% 20%, rgba(254, 44, 85, 0.08) 0%, transparent 35%),
        radial-gradient(circle at 90% 40%, rgba(0, 242, 254, 0.08) 0%, transparent 35%),
        radial-gradient(circle at 50% 80%, rgba(139, 92, 246, 0.06) 0%, transparent 40%);
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Typography Helpers */
.text-gradient {
    background: var(--gradient-hero);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
}

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

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    font-family: inherit;
    font-size: 0.95rem;
    font-weight: 700;
    padding: 12px 24px;
    border-radius: var(--radius-full);
    text-decoration: none;
    cursor: pointer;
    transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
    border: none;
    outline: none;
}

.btn-primary {
    background: linear-gradient(135deg, #fe2c55, #e01e46);
    color: #fff;
    box-shadow: 0 8px 24px -6px rgba(254, 44, 85, 0.5);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 30px -4px rgba(254, 44, 85, 0.7);
    filter: brightness(1.1);
}

.btn-wa {
    background: linear-gradient(135deg, #25D366, #128C7E);
    color: #fff;
    box-shadow: 0 8px 24px -6px rgba(37, 211, 102, 0.4);
}

.btn-wa:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 30px -4px rgba(37, 211, 102, 0.6);
    filter: brightness(1.08);
}

.btn-outline {
    background: rgba(255, 255, 255, 0.05);
    color: #fff;
    border: 1px solid var(--border-subtle);
    backdrop-filter: blur(10px);
}

.btn-outline:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.25);
    transform: translateY(-2px);
}

.btn-lg {
    padding: 16px 32px;
    font-size: 1.05rem;
}

/* Badges */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 14px;
    font-size: 0.8rem;
    font-weight: 700;
    border-radius: var(--radius-full);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge-hero {
    background: rgba(254, 44, 85, 0.12);
    border: 1px solid rgba(254, 44, 85, 0.3);
    color: #ff6b87;
    margin-bottom: 20px;
}

.badge-cyan {
    background: rgba(0, 242, 254, 0.12);
    border: 1px solid rgba(0, 242, 254, 0.3);
    color: #00f2fe;
}

.badge-gold {
    background: rgba(245, 158, 11, 0.15);
    border: 1px solid rgba(245, 158, 11, 0.3);
    color: #fbbf24;
}

.badge-emerald {
    background: rgba(16, 185, 129, 0.15);
    border: 1px solid rgba(16, 185, 129, 0.3);
    color: #34d399;
}

/* Pulse Dot */
.pulse-dot {
    width: 8px;
    height: 8px;
    background-color: var(--accent-red);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--accent-red);
    animation: pulse 1.8s infinite;
}

@keyframes pulse {
    0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(254, 44, 85, 0.7); }
    70% { transform: scale(1.1); box-shadow: 0 0 0 8px rgba(254, 44, 85, 0); }
    100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(254, 44, 85, 0); }
}

/* ==========================================================================
   Navbar
   ========================================================================== */
.navbar {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(10, 11, 16, 0.85);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border-subtle);
    padding: 16px 0;
    transition: all 0.3s ease;
}

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

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

.brand-icon {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    object-fit: cover;
    box-shadow: 0 4px 12px rgba(254, 44, 85, 0.3);
}

.brand-text h3 {
    font-size: 1.15rem;
    font-weight: 800;
    color: #fff;
    line-height: 1.2;
}

.brand-text span {
    font-size: 0.75rem;
    color: var(--text-secondary);
    display: block;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 24px;
    list-style: none;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 600;
    transition: color 0.2s;
}

.nav-links a:hover {
    color: #fff;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero-section {
    padding: 80px 0 60px;
    position: relative;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 50px;
    align-items: center;
}

.hero-content h1 {
    font-size: 2.85rem;
    font-weight: 800;
    line-height: 1.18;
    margin-bottom: 20px;
    letter-spacing: -0.5px;
}

.hero-desc {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 32px;
}

.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    margin-bottom: 32px;
}

.hero-perks {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    padding-top: 16px;
    border-top: 1px solid var(--border-subtle);
}

.perk-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.perk-item span.icon {
    color: var(--accent-emerald);
}

/* Hero Mockup Visual */
.hero-visual {
    position: relative;
    display: flex;
    justify-content: center;
}

.mockup-frame-3d {
    position: relative;
    width: 100%;
    max-width: 380px;
    border-radius: 28px;
    padding: 10px;
    background: linear-gradient(145deg, rgba(255,255,255,0.15), rgba(255,255,255,0.02));
    box-shadow: 0 25px 60px -15px rgba(0, 0, 0, 0.8), 0 0 40px -10px rgba(254, 44, 85, 0.4);
    border: 1px solid rgba(255, 255, 255, 0.15);
}

.mockup-frame-3d img {
    width: 100%;
    height: auto;
    border-radius: 20px;
    display: block;
}

.floating-tag {
    position: absolute;
    background: rgba(18, 20, 30, 0.9);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border-subtle);
    padding: 10px 16px;
    border-radius: var(--radius-md);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.85rem;
    font-weight: 700;
}

.tag-top {
    top: -15px;
    right: -15px;
    border-color: rgba(0, 242, 254, 0.4);
}

.tag-bottom {
    bottom: -15px;
    left: -15px;
    border-color: rgba(16, 185, 129, 0.4);
}

/* ==========================================================================
   Trust Stats Bar
   ========================================================================== */
.stats-bar {
    background: var(--bg-surface);
    border-top: 1px solid var(--border-subtle);
    border-bottom: 1px solid var(--border-subtle);
    padding: 36px 0;
    margin: 40px 0 80px;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    text-align: center;
}

.stat-box h3 {
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 4px;
}

.stat-box p {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

/* ==========================================================================
   Problem vs Solution
   ========================================================================== */
.section {
    padding: 80px 0;
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 50px;
}

.section-header h2 {
    font-size: 2.3rem;
    font-weight: 800;
    margin-bottom: 14px;
}

.section-header p {
    font-size: 1.05rem;
    color: var(--text-secondary);
}

.compare-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
}

.compare-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: 36px;
    border: 1px solid var(--border-subtle);
}

.compare-card.bad {
    border-color: rgba(239, 68, 68, 0.25);
    background: linear-gradient(180deg, rgba(239, 68, 68, 0.05), rgba(20, 22, 33, 0.6));
}

.compare-card.good {
    border-color: rgba(16, 185, 129, 0.35);
    background: linear-gradient(180deg, rgba(16, 185, 129, 0.08), rgba(20, 22, 33, 0.8));
    box-shadow: 0 10px 40px -10px rgba(16, 185, 129, 0.2);
}

.compare-card h3 {
    font-size: 1.35rem;
    font-weight: 800;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.compare-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.compare-list li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    font-size: 0.95rem;
    color: var(--text-secondary);
}

.compare-list li strong {
    color: var(--text-primary);
}

.icon-bad {
    color: #ef4444;
    font-weight: bold;
}

.icon-good {
    color: #10b981;
    font-weight: bold;
}

/* ==========================================================================
   Flagship Features
   ========================================================================== */
.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 32px;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
}

.feature-card:hover {
    transform: translateY(-6px);
    background: var(--bg-card-hover);
    border-color: rgba(254, 44, 85, 0.3);
    box-shadow: 0 15px 35px -10px rgba(0, 0, 0, 0.6);
}

.feature-card.featured {
    grid-column: span 2;
    background: linear-gradient(135deg, rgba(20, 22, 33, 0.9), rgba(30, 20, 35, 0.9));
    border-color: rgba(254, 44, 85, 0.4);
}

.feature-icon {
    width: 54px;
    height: 54px;
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.05);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.6rem;
    margin-bottom: 20px;
    border: 1px solid var(--border-subtle);
}

.feature-card h3 {
    font-size: 1.25rem;
    font-weight: 800;
    margin-bottom: 12px;
}

.feature-card p {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 16px;
    flex-grow: 1;
}

.feature-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.feature-tag {
    font-size: 0.75rem;
    background: rgba(255, 255, 255, 0.06);
    padding: 4px 10px;
    border-radius: var(--radius-full);
    color: var(--text-secondary);
}

/* ==========================================================================
   Mockup Showcase Gallery
   ========================================================================== */
.mockup-gallery {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.gallery-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all 0.3s ease;
}

.gallery-card:hover {
    transform: translateY(-8px);
    border-color: rgba(0, 242, 254, 0.4);
    box-shadow: 0 20px 40px -15px rgba(0, 242, 254, 0.25);
}

.gallery-preview {
    position: relative;
    cursor: pointer;
    overflow: hidden;
    background: #000;
}

.gallery-preview img {
    width: 100%;
    height: 380px;
    object-fit: cover;
    object-position: top;
    display: block;
    transition: transform 0.4s ease;
}

.gallery-card:hover .gallery-preview img {
    transform: scale(1.04);
}

.gallery-overlay-hint {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.4);
    opacity: 0;
    transition: opacity 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-weight: 700;
    font-size: 0.95rem;
}

.gallery-preview:hover .gallery-overlay-hint {
    opacity: 1;
}

.gallery-info {
    padding: 24px;
}

.gallery-info h3 {
    font-size: 1.15rem;
    font-weight: 800;
    margin-bottom: 8px;
}

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

/* ==========================================================================
   Pricing Section
   ========================================================================== */
.pricing-section {
    position: relative;
}

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

.pricing-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 32px 24px;
    display: flex;
    flex-direction: column;
    position: relative;
    transition: all 0.3s ease;
}

.pricing-card:hover {
    transform: translateY(-6px);
    border-color: rgba(254, 44, 85, 0.4);
    box-shadow: 0 20px 40px -10px rgba(0, 0, 0, 0.6);
}

.pricing-card.popular {
    border-color: var(--accent-red);
    background: linear-gradient(180deg, rgba(254, 44, 85, 0.08), rgba(20, 22, 33, 0.95));
    box-shadow: 0 15px 40px -10px rgba(254, 44, 85, 0.3);
    transform: scale(1.03);
}

.pricing-card.popular:hover {
    transform: scale(1.03) translateY(-6px);
}

.popular-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, #fe2c55, #ff5277);
    color: #fff;
    font-size: 0.75rem;
    font-weight: 800;
    padding: 4px 14px;
    border-radius: var(--radius-full);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.pricing-header {
    text-align: center;
    margin-bottom: 24px;
}

.pricing-header h3 {
    font-size: 1.25rem;
    font-weight: 800;
    margin-bottom: 6px;
}

.pricing-header .plan-desc {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.pricing-cost {
    text-align: center;
    margin-bottom: 24px;
}

.pricing-cost .price-amount {
    font-size: 2.1rem;
    font-weight: 800;
    color: var(--text-primary);
}

.pricing-cost .price-cycle {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.pricing-features {
    list-style: none;
    margin-bottom: 30px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.pricing-features li {
    font-size: 0.88rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 8px;
}

.pricing-features li span.check {
    color: var(--accent-emerald);
    font-weight: bold;
}

/* Free Trial Banner */
.trial-banner {
    background: linear-gradient(135deg, rgba(0, 242, 254, 0.1), rgba(16, 185, 129, 0.1));
    border: 1px solid rgba(0, 242, 254, 0.3);
    border-radius: var(--radius-lg);
    padding: 30px 40px;
    margin-bottom: 40px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 30px;
}

.trial-content h3 {
    font-size: 1.4rem;
    font-weight: 800;
    margin-bottom: 6px;
    color: #fff;
}

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

/* ==========================================================================
   Steps Section
   ========================================================================== */
.steps-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.step-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 36px 30px;
    position: relative;
    transition: all 0.3s;
}

.step-card:hover {
    border-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-4px);
}

.step-num {
    width: 46px;
    height: 46px;
    border-radius: 50%;
    background: linear-gradient(135deg, #fe2c55, #00f2fe);
    color: #fff;
    font-weight: 800;
    font-size: 1.2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.step-card h3 {
    font-size: 1.25rem;
    font-weight: 800;
    margin-bottom: 10px;
}

.step-card p {
    font-size: 0.92rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ==========================================================================
   FAQ Section
   ========================================================================== */
.faq-container {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.faq-item {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: all 0.25s ease;
}

.faq-item.active {
    border-color: rgba(254, 44, 85, 0.4);
    background: var(--bg-card-hover);
}

.faq-question {
    padding: 20px 24px;
    font-weight: 700;
    font-size: 1.05rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

.faq-toggle-icon {
    font-size: 1.2rem;
    transition: transform 0.3s ease;
    color: var(--text-secondary);
}

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

.faq-answer {
    padding: 0 24px 20px;
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.6;
    display: none;
}

.faq-item.active .faq-answer {
    display: block;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer {
    background: #06070a;
    border-top: 1px solid var(--border-subtle);
    padding: 60px 0 30px;
    margin-top: 80px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 50px;
}

.footer-brand p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin: 16px 0 20px;
    max-width: 360px;
}

.footer-col h4 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 20px;
    color: #fff;
}

.footer-col ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-col a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.2s;
}

.footer-col a:hover {
    color: #fff;
}

.footer-bottom {
    padding-top: 30px;
    border-top: 1px solid var(--border-subtle);
    text-align: center;
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* ==========================================================================
   Modal Lightbox for Mockups
   ========================================================================== */
.lightbox-modal {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 9999;
    background: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(12px);
    align-items: center;
    justify-content: center;
    padding: 24px;
}

.lightbox-modal.active {
    display: flex;
}

.lightbox-content {
    position: relative;
    max-width: 900px;
    width: 100%;
}

.lightbox-content img {
    width: 100%;
    max-height: 85vh;
    object-fit: contain;
    border-radius: var(--radius-md);
    box-shadow: 0 20px 50px rgba(0,0,0,0.8);
}

.lightbox-close {
    position: absolute;
    top: -45px;
    right: 0;
    background: transparent;
    border: none;
    color: #fff;
    font-size: 2rem;
    cursor: pointer;
}

/* ==========================================================================
   Responsive Breakpoints
   ========================================================================== */
@media (max-width: 1024px) {
    .hero-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .hero-buttons, .hero-perks {
        justify-content: center;
    }
    .mockup-frame-3d {
        margin: 0 auto;
    }
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .features-grid {
        grid-template-columns: 1fr 1fr;
    }
    .feature-card.featured {
        grid-column: span 2;
    }
    .pricing-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .pricing-card.popular {
        transform: none;
    }
    .pricing-card.popular:hover {
        transform: translateY(-6px);
    }
    .mockup-gallery {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    .hero-content h1 {
        font-size: 2.15rem;
    }
    .compare-grid {
        grid-template-columns: 1fr;
    }
    .features-grid {
        grid-template-columns: 1fr;
    }
    .feature-card.featured {
        grid-column: span 1;
    }
    .mockup-gallery {
        grid-template-columns: 1fr;
    }
    .pricing-grid {
        grid-template-columns: 1fr;
    }
    .steps-grid {
        grid-template-columns: 1fr;
    }
    .trial-banner {
        flex-direction: column;
        text-align: center;
    }
    .footer-grid {
        grid-template-columns: 1fr;
    }
}