/* ===== CSS Variables ===== */
:root {
    --primary: #1B5E20;
    --primary-light: #4CAF50;
    --primary-dark: #0D3311;
    --accent: #81C784;
    --gold: #C9A227;
    
    --bg-gradient-start: #E8F5E9;
    --bg-gradient-end: #C8E6C9;
    --bg-dark: #0a1f0c;
    
    --text-primary: #1a1a1a;
    --text-secondary: #4a4a4a;
    --text-muted: #6a6a6a;
    
    --glass-bg: rgba(255, 255, 255, 0.25);
    --glass-border: rgba(255, 255, 255, 0.18);
    --glass-shadow: 0 8px 32px 0 rgba(27, 94, 32, 0.1);
    
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-xl: 32px;
    
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: linear-gradient(135deg, var(--bg-gradient-start) 0%, var(--bg-gradient-end) 50%, #fff 100%);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
}

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

/* ===== Background Shapes ===== */
.bg-shapes {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: -1;
    overflow: hidden;
}

.shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.4;
}

.shape-1 {
    width: 600px;
    height: 600px;
    background: linear-gradient(135deg, var(--primary-light), var(--accent));
    top: -200px;
    right: -200px;
    animation: float 20s ease-in-out infinite;
}

.shape-2 {
    width: 400px;
    height: 400px;
    background: linear-gradient(135deg, var(--gold), #FFF59D);
    bottom: 200px;
    left: -150px;
    animation: float 25s ease-in-out infinite reverse;
}

.shape-3 {
    width: 300px;
    height: 300px;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    top: 50%;
    left: 50%;
    animation: float 18s ease-in-out infinite;
}

.shape-4 {
    width: 250px;
    height: 250px;
    background: linear-gradient(135deg, var(--accent), #A5D6A7);
    bottom: -100px;
    right: 20%;
    animation: float 22s ease-in-out infinite reverse;
}

@keyframes float {
    0%, 100% {
        transform: translate(0, 0) rotate(0deg);
    }
    25% {
        transform: translate(30px, -30px) rotate(5deg);
    }
    50% {
        transform: translate(-20px, 20px) rotate(-5deg);
    }
    75% {
        transform: translate(20px, 10px) rotate(3deg);
    }
}

/* ===== Glass Card ===== */
.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    box-shadow: var(--glass-shadow);
}

.glass-card-dark {
    background: rgba(27, 94, 32, 0.85);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(129, 199, 132, 0.3);
    border-radius: var(--radius-lg);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
}

.glass-card-gradient {
    background: linear-gradient(135deg, rgba(27, 94, 32, 0.9), rgba(76, 175, 80, 0.85));
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-xl);
    box-shadow: 0 16px 48px rgba(27, 94, 32, 0.3);
}

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

.navbar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: 12px 24px;
    box-shadow: var(--glass-shadow);
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: var(--primary);
    font-weight: 700;
    font-size: 1.5rem;
}

.logo-icon {
    display: flex;
    align-items: center;
    justify-content: center;
}

.logo-img {
    width: 40px;
    height: 40px;
}

/* Language Switcher */
.lang-switcher {
    display: flex;
    gap: 4px;
    margin-left: 16px;
    padding: 4px;
    background: rgba(27, 94, 32, 0.1);
    border-radius: var(--radius-sm);
}

.lang-btn {
    padding: 6px 12px;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: 6px;
    transition: var(--transition);
}

.lang-btn:hover {
    color: var(--primary);
}

.lang-btn.active {
    background: var(--primary);
    color: white;
}

.nav-links {
    display: flex;
    gap: 32px;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.95rem;
    transition: var(--transition);
    position: relative;
}

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

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

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

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 0.95rem;
    text-decoration: none;
    cursor: pointer;
    border: none;
    transition: var(--transition);
}

.btn-primary {
    background: var(--primary);
    color: white;
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(27, 94, 32, 0.4);
}

.btn-glass {
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border);
    color: var(--primary);
}

.btn-glass:hover {
    background: rgba(27, 94, 32, 0.1);
    border-color: var(--primary);
}

.btn-large {
    padding: 16px 32px;
    font-size: 1rem;
}

.btn-nav {
    padding: 10px 20px;
    font-size: 0.9rem;
}

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

.mobile-menu-btn span {
    width: 24px;
    height: 2px;
    background: var(--primary);
    border-radius: 2px;
    transition: var(--transition);
}

/* ===== Hero Section ===== */
.hero {
    padding: 140px 0 80px;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--primary);
    margin-bottom: 24px;
}

.badge-icon {
    font-size: 1.1rem;
}

.hero h1 {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 24px;
    color: var(--text-primary);
}

.gradient-text {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 50%, var(--gold) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 32px;
    max-width: 540px;
}

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

.hero-stats {
    display: flex;
    gap: 24px;
}

.stat {
    padding: 16px 24px;
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary);
}

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

.hero-visual {
    display: flex;
    justify-content: center;
    position: relative;
}

.phone-mockup {
    position: relative;
}

.phone-frame {
    width: 280px;
    height: 580px;
    background: #1a1a1a;
    border-radius: 40px;
    padding: 12px;
    box-shadow: 
        0 50px 100px rgba(0, 0, 0, 0.25),
        0 25px 50px rgba(27, 94, 32, 0.15),
        inset 0 0 0 2px #333;
    position: relative;
    z-index: 2;
}

.phone-frame::before {
    content: '';
    position: absolute;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 24px;
    background: #1a1a1a;
    border-radius: 20px;
    z-index: 10;
}

.phone-screen {
    width: 100%;
    height: 100%;
    border-radius: 30px;
    object-fit: cover;
    object-position: top;
}

.phone-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, var(--primary-light) 0%, transparent 70%);
    opacity: 0.3;
    z-index: 1;
    filter: blur(60px);
}

/* ===== Verse Banner ===== */
.verse-banner {
    padding: 60px 0;
}

.verse-card {
    padding: 48px;
    text-align: center;
    color: white;
}

.arabic-verse {
    font-family: 'Amiri', serif;
    font-size: 2.2rem;
    line-height: 2;
    margin-bottom: 16px;
    direction: rtl;
}

.verse-translation {
    font-size: 1.1rem;
    font-style: italic;
    opacity: 0.9;
    max-width: 600px;
    margin: 0 auto 12px;
}

.verse-reference {
    font-size: 0.9rem;
    opacity: 0.7;
}

/* ===== Section Styles ===== */
.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 60px;
}

.section-tag {
    display: inline-block;
    padding: 8px 16px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 16px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 16px;
}

.section-header p {
    font-size: 1.1rem;
    color: var(--text-secondary);
}

/* ===== Features Section ===== */
.features {
    padding: 100px 0;
}

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

.feature-card {
    padding: 32px 24px;
    text-align: center;
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 16px 48px rgba(27, 94, 32, 0.15);
}

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: 16px;
}

.feature-card h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.feature-card p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* ===== Reciters Section ===== */
.reciters {
    padding: 100px 0;
    background: linear-gradient(180deg, transparent 0%, rgba(27, 94, 32, 0.03) 50%, transparent 100%);
}

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

.reciter-card {
    padding: 32px;
    text-align: center;
    transition: var(--transition);
}

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

.reciter-avatar {
    font-size: 3rem;
    margin-bottom: 16px;
}

.reciter-card h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.reciter-style {
    font-size: 0.85rem;
    color: var(--primary);
    background: rgba(27, 94, 32, 0.1);
    padding: 4px 12px;
    border-radius: 20px;
}

/* ===== Screenshots Section ===== */
.screenshots {
    padding: 100px 0;
}

.screenshots-carousel {
    display: flex;
    gap: 24px;
    overflow-x: auto;
    padding: 20px 0;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
}

.screenshots-carousel::-webkit-scrollbar {
    display: none;
}

.screenshot-item {
    flex: 0 0 auto;
    scroll-snap-align: center;
}

.screenshot-frame {
    padding: 16px;
    position: relative;
    overflow: hidden;
}

.screenshot-frame img {
    width: 240px;
    height: 480px;
    object-fit: cover;
    object-position: top;
    border-radius: var(--radius-md);
}

.screenshot-label {
    display: block;
    text-align: center;
    margin-top: 12px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
}

/* ===== Download Section ===== */
.download {
    padding: 100px 0;
}

.download-card {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 60px;
    padding: 60px;
    align-items: center;
    color: white;
}

.download-content h2 {
    font-size: 2.2rem;
    font-weight: 700;
    margin-bottom: 16px;
}

.download-content p {
    opacity: 0.9;
    margin-bottom: 32px;
    font-size: 1.1rem;
}

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

.store-btn {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 24px;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-md);
    color: white;
    text-decoration: none;
    transition: var(--transition);
}

.store-btn:hover {
    background: rgba(0, 0, 0, 0.5);
    transform: translateY(-2px);
}

.store-btn.disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.store-btn.disabled:hover {
    transform: none;
}

.store-text {
    display: flex;
    flex-direction: column;
}

.store-label {
    font-size: 0.7rem;
    opacity: 0.8;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.store-name {
    font-size: 1.1rem;
    font-weight: 600;
}

.app-info {
    display: flex;
    gap: 24px;
    flex-wrap: wrap;
}

.info-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
    opacity: 0.8;
}

.download-visual {
    display: flex;
    justify-content: center;
}

.qr-code {
    padding: 24px;
    background: white;
    border-radius: var(--radius-lg);
}

/* ===== Footer ===== */
.footer {
    background: var(--bg-dark);
    padding: 80px 0 40px;
    color: white;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 60px;
    margin-bottom: 60px;
}

.footer-brand .logo {
    color: white;
    margin-bottom: 16px;
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.95rem;
    line-height: 1.6;
}

.footer-links h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 20px;
    color: white;
}

.footer-links a {
    display: block;
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    font-size: 0.9rem;
    margin-bottom: 12px;
    transition: var(--transition);
}

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

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 40px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.9rem;
}

.blessing {
    font-family: 'Amiri', serif;
    font-size: 1.1rem;
    color: var(--accent);
}

/* ===== Mobile Menu ===== */
.mobile-menu {
    display: none;
    position: fixed;
    top: 80px;
    left: 16px;
    right: 16px;
    padding: 24px;
    flex-direction: column;
    gap: 16px;
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-20px);
    transition: var(--transition);
}

.mobile-menu.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.mobile-menu a {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 500;
    padding: 12px;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.mobile-menu a:hover {
    background: rgba(27, 94, 32, 0.1);
    color: var(--primary);
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .reciters-showcase {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .download-card {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .download-buttons {
        justify-content: center;
    }
    
    .app-info {
        justify-content: center;
    }
}

@media (max-width: 768px) {
    .navbar .container {
        padding: 12px 16px;
    }
    
    .nav-links, .btn-nav {
        display: none;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    .mobile-menu {
        display: flex;
    }
    
    .hero {
        padding: 120px 0 60px;
    }
    
    .hero .container {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }
    
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        margin: 0 auto 32px;
    }
    
    .hero-cta {
        flex-direction: column;
        align-items: center;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .hero-visual {
        order: -1;
    }
    
    .phone-frame {
        width: 240px;
        height: 500px;
    }
    
    .section-header h2 {
        font-size: 2rem;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .reciters-showcase {
        grid-template-columns: 1fr;
    }
    
    .download-card {
        padding: 40px 24px;
    }
    
    .download-buttons {
        flex-direction: column;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }
    
    .arabic-verse {
        font-size: 1.6rem;
    }
    
    .verse-card {
        padding: 32px 24px;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 2rem;
    }
    
    .stat {
        padding: 12px 16px;
    }
    
    .stat-number {
        font-size: 1.4rem;
    }
    
    .phone-frame {
        width: 200px;
        height: 420px;
    }
    
    .screenshot-frame img {
        width: 200px;
        height: 400px;
    }
}

/* Mobile Language Switcher */
.lang-switcher-mobile {
    display: flex;
    gap: 8px;
    justify-content: center;
    padding-top: 16px;
    margin-top: 16px;
    border-top: 1px solid rgba(27, 94, 32, 0.1);
}

@media (max-width: 768px) {
    .lang-switcher {
        display: none;
    }
}