/* App Colors from Flutter App */
:root {
    /* Primary Brand Colors */
    --primary: #0b7d84;
    --primary-dark: #00746b;
    --primary-light: #87cdb0;
    --secondary: #b5e0cf;
    
    /* Background & Surface */
    --background: #f5f7f6;
    --surface: #ffffff;
    --card: #fdfdfd;
    
    /* Text Colors */
    --text-dark: #2e2e2e;
    --text-medium: #555555;
    --text-light: #ffffff;
    --text-disabled: #9b9b9b;
    
    /* States & Feedback */
    --accent: #d9a441;
    --error: #c62828;
    --success: #2e7d32;
    --warning: #ef6c00;
    --info: #0277bd;
    
    /* Neutral Scale */
    --dark-gray: #2e2e2e;
    --medium-gray: #9b9b9b;
    --light-gray: #f5f5f5;
    
    /* Transparent Variants */
    --overlay: rgba(0, 0, 0, 0.53);
    --shadow: rgba(0, 0, 0, 0.2);
}

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

body {
    font-family: 'Tajawal', sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--background);
    overflow-x: hidden;
}

/* Smooth Scrolling */
html {
    scroll-behavior: smooth;
}

/* Navigation */
.navbar {
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px var(--shadow);
    transition: all 0.3s ease;
}

.navbar-brand {
    color: var(--primary) !important;
    font-size: 1.5rem;
    font-weight: 700;
}

.nav-link {
    color: var(--text-dark) !important;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: 0;
    right: 50%;
    background-color: var(--primary);
    transition: all 0.3s ease;
}

.nav-link:hover::after {
    width: 100%;
    right: 0;
}

/* Hero Section */
.hero-section {
    background: linear-gradient(135deg, #0b7d84, #87cdb0);
    color: white;
    padding: 120px 0;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="25" cy="25" r="1" fill="rgba(255,255,255,0.1)"/><circle cx="75" cy="75" r="1" fill="rgba(255,255,255,0.1)"/><circle cx="50" cy="10" r="0.5" fill="rgba(255,255,255,0.05)"/><circle cx="10" cy="60" r="0.5" fill="rgba(255,255,255,0.05)"/><circle cx="90" cy="40" r="0.5" fill="rgba(255,255,255,0.05)"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    animation: float 20s ease-in-out infinite;
}

.hero-section .container {
    position: relative;
    z-index: 2;
}

/* Phone Mockup */
.hero-image {
    position: relative;
    z-index: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 600px;
}

.phone-mockup {
    width: 300px;
    height: 600px;
    background: linear-gradient(145deg, #e6e6e6, #ffffff);
    border-radius: 40px;
    padding: 20px;
    box-shadow: 
        0 20px 40px var(--shadow),
        inset 0 2px 4px rgba(255, 255, 255, 0.8);
    position: relative;
    animation: float 6s ease-in-out infinite;
}

.phone-screen {
    width: 100%;
    height: 100%;
    background: var(--surface);
    border-radius: 30px;
    overflow: hidden;
    position: relative;
}

.app-preview {
    padding: 20px;
    height: 100%;
}

.app-header {
    height: 60px;
    background: var(--primary);
    border-radius: 12px;
    margin-bottom: 20px;
    animation: pulse 2s ease-in-out infinite;
}

.app-content .feature-card {
    height: 80px;
    background: var(--card);
    border-radius: 12px;
    margin-bottom: 15px;
    box-shadow: 0 2px 8px var(--shadow);
    animation: slideInRight 1s ease-out;
}

.app-content .feature-card:nth-child(2) {
    animation-delay: 0.2s;
}

.app-content .feature-card:nth-child(3) {
    animation-delay: 0.4s;
}

/* Buttons */
.btn-primary {
    background-color: var(--primary);
    border-color: var(--primary);
    font-weight: 600;
    padding: 12px 30px;
    border-radius: 50px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.btn-primary:hover {
    background-color: var(--primary-dark);
    border-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(11, 125, 132, 0.3);
}

.btn-outline-primary {
    color: var(--primary);
    border-color: var(--primary);
    font-weight: 600;
    padding: 12px 30px;
    border-radius: 50px;
    transition: all 0.3s ease;
}

.btn-outline-primary:hover {
    background-color: var(--primary);
    border-color: var(--primary);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(11, 125, 132, 0.3);
}

/* Features Section */
.features-section {
    background-color: var(--surface);
    position: relative;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 1rem;
}

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

.feature-card {
    background: var(--card);
    padding: 2rem;
    border-radius: 20px;
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid rgba(11, 125, 132, 0.1);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(11, 125, 132, 0.1), transparent);
    transition: left 0.5s ease;
}

.feature-card:hover::before {
    left: 100%;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px var(--shadow);
    border-color: var(--primary);
}

.feature-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    transition: all 0.3s ease;
}

.feature-icon i {
    font-size: 2rem;
    color: var(--text-light);
}

.feature-card:hover .feature-icon {
    transform: scale(1.1) rotate(5deg);
}

.feature-card h4 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 1rem;
}

.feature-card p {
    color: var(--text-medium);
    line-height: 1.6;
}

/* About Section */
.about-section {
    background: linear-gradient(135deg, var(--light-gray) 0%, var(--surface) 100%);
    position: relative;
}

.about-stats {
    display: flex;
    gap: 2rem;
    margin-top: 2rem;
}

.stat-item {
    text-align: center;
}

.stat-item h3 {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 0.5rem;
}

.stat-item p {
    color: var(--text-medium);
    font-weight: 500;
}

.about-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.image-placeholder {
    width: 300px;
    height: 300px;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: pulse 3s ease-in-out infinite;
}

.image-placeholder i {
    font-size: 6rem;
    color: var(--text-light);
}

/* Download Section */
.download-section {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    position: relative;
    overflow: hidden;
}

.download-section::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="dots" width="20" height="20" patternUnits="userSpaceOnUse"><circle cx="10" cy="10" r="1" fill="%23ffffff" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23dots)"/></svg>');
    animation: rotate 20s linear infinite;
}

.download-buttons {
    position: relative;
    z-index: 1;
}

.btn-light {
    font-weight: 600;
    padding: 12px 30px;
    border-radius: 50px;
    transition: all 0.3s ease;
}

.btn-light:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
}

.btn-outline-light {
    font-weight: 600;
    padding: 12px 30px;
    border-radius: 50px;
    transition: all 0.3s ease;
}

.btn-outline-light:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(255, 255, 255, 0.3);
}

/* Footer */
.footer {
    background: var(--primary);
    color: white;
    padding: 60px 0 30px;
}

.footer h5 {
    color: white;
    font-weight: 600;
    margin-bottom: 20px;
}

.footer p,
.footer a {
    color: white;
    text-decoration: none;
    transition: all 0.3s ease;
}

.footer a:hover {
    color: var(--secondary);
    transform: translateX(-5px);
}

.footer .social-links a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    margin: 0 5px;
    transition: all 0.3s ease;
}

.footer .social-links a:hover {
    background: var(--secondary);
    transform: translateY(-3px);
}

.footer .border-top {
    border-color: rgba(255, 255, 255, 0.2) !important;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

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

/* Responsive Design */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .phone-mockup {
        width: 250px;
        height: 500px;
    }
    
    .hero-image {
        height: 400px;
        margin-top: 2rem;
    }
    
    .about-stats {
        flex-direction: column;
        gap: 1rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .feature-card {
        padding: 1.5rem;
    }
}

@media (max-width: 576px) {
    .hero-content {
        padding-top: 80px;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .btn-lg {
        padding: 10px 20px;
        font-size: 1rem;
    }
    
    .phone-mockup {
        width: 200px;
        height: 400px;
    }
}