@import url('https://fonts.googleapis.com/css2?family=Cairo:wght@300;400;600;700;900&display=swap');

:root {
    /* Landing page specific variables */
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-card: #ffffff;
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-tertiary: #94a3b8;
    --border-color: #e2e8f0;
    --accent-primary: #0ea5e9;
    --accent-secondary: #06b6d4;
    --accent-hover: #0284c7;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 50px rgba(0, 0, 0, 0.12);
    --gradient-primary: linear-gradient(135deg, #0ea5e9 0%, #06b6d4 100%);
    --gradient-secondary: linear-gradient(135deg, #3b82f6 0%, #06b6d4 100%);
    --gradient-hero: linear-gradient(135deg, #0ea5e9 0%, #06b6d4 50%, #3b82f6 100%);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Navbar variables (from navbar-unified.css) */
    --navbar-bg-light: rgba(255, 255, 255, 0.8);
    --navbar-bg-dark: rgba(15, 23, 42, 0.8);
    --navbar-border-light: #e2e8f0;
    --navbar-border-dark: #334155;
    --navbar-text-light: #0f172a;
    --navbar-text-dark: #f1f5f9;
    --navbar-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    --navbar-shadow-dark: 0 4px 12px rgba(0, 0, 0, 0.4);
    
    /* Default to light mode for navbar */
    --current-navbar-bg: rgba(255, 255, 255, 0.8);
    --current-navbar-border: #e2e8f0;
    --current-navbar-text: #0f172a;
    --current-navbar-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    --current-navbar-shadow-dark: 0 4px 12px rgba(0, 0, 0, 0.4);
}

:root[data-theme="dark"] {
    /* Landing page dark mode */
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --bg-card: #1e293b;
    --text-primary: #f1f5f9;
    --text-secondary: #cbd5e1;
    --text-tertiary: #64748b;
    --border-color: #334155;
    --accent-primary: #0ea5e9;
    --accent-secondary: #06b6d4;
    --accent-hover: #38bdf8;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.5);
    --shadow-xl: 0 20px 50px rgba(0, 0, 0, 0.6);
    
    /* Navbar dark mode variables */
    --current-navbar-bg: rgba(15, 23, 42, 0.8);
    --current-navbar-border: #334155;
    --current-navbar-text: #f1f5f9;
    --current-navbar-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
}

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

body {
    font-family: 'Cairo', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    transition: background-color 0.3s ease, color 0.3s ease;
    overflow-x: hidden;
}

/* Navbar is now handled by navbar-unified.css */
/* Keeping these button styles for specific Landing page usage */

.btn {
    padding: 0.75rem 1.5rem;
    border-radius: 12px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
    border: none;
    font-size: 1rem;
    font-family: 'Cairo', sans-serif;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: var(--shadow-md);
}

    .btn-primary:hover {
        transform: translateY(-2px);
        box-shadow: var(--shadow-lg);
    }

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border: 2px solid var(--border-color);
}

[data-theme="dark"] .btn-secondary {
    color: var(--text-primary);
    border-color: var(--border-color);
}

    .btn-secondary:hover {
        background: var(--bg-secondary);
        border-color: var(--accent-primary);
    }

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 6rem 2rem 4rem;
    position: relative;
    overflow: hidden;
}

    .hero::before {
        content: '';
        position: absolute;
        top: -50%;
        right: -20%;
        width: 800px;
        height: 800px;
        background: radial-gradient(circle, rgba(14, 165, 233, 0.15) 0%, transparent 70%);
        border-radius: 50%;
        animation: float 20s ease-in-out infinite;
    }

    .hero::after {
        content: '';
        position: absolute;
        bottom: -30%;
        left: -10%;
        width: 600px;
        height: 600px;
        background: radial-gradient(circle, rgba(6, 182, 212, 0.15) 0%, transparent 70%);
        border-radius: 50%;
        animation: float 15s ease-in-out infinite reverse;
    }

@keyframes float {
    0%, 100% {
        transform: translate(0, 0);
    }

    50% {
        transform: translate(50px, 50px);
    }
}

.hero-content {
    max-width: 900px;
    text-align: center;
    position: relative;
    z-index: 1;
}

    .hero-content h1 {
        font-size: clamp(2.5rem, 6vw, 4.5rem);
        font-weight: 900;
        margin-bottom: 1.5rem;
        background: var(--gradient-hero);
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
        background-clip: text;
        line-height: 1.2;
        animation: fadeInUp 0.8s ease-out;
    }

    .hero-content p {
        font-size: clamp(1.1rem, 2vw, 1.5rem);
        color: var(--text-secondary);
        margin-bottom: 2.5rem;
        line-height: 1.8;
        animation: fadeInUp 0.8s ease-out 0.2s backwards;
    }

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease-out 0.4s backwards;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.floating {
    animation: floating 3s ease-in-out infinite;
}

@keyframes floating {
    0%, 100% {
        transform: translateY(0px);
    }

    50% {
        transform: translateY(-10px);
    }
}

section {
    padding: 6rem 2rem;
    max-width: 1280px;
    margin: 0 auto;
}

    section h2 {
        font-size: clamp(2rem, 4vw, 3rem);
        font-weight: 800;
        text-align: center;
        margin-bottom: 3rem;
        color: var(--text-primary);
        position: relative;
    }

        section h2::after {
            content: '';
            position: absolute;
            bottom: -15px;
            left: 50%;
            transform: translateX(-50%);
            width: 80px;
            height: 4px;
            background: var(--gradient-primary);
            border-radius: 2px;
        }

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 4rem;
}

.feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 2.5rem;
    transition: var(--transition);
    cursor: pointer;
}

    .feature-card:hover {
        transform: translateY(-8px);
        box-shadow: var(--shadow-lg);
        border-color: var(--accent-primary);
    }

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    display: inline-block;
    animation: bounce 2s ease-in-out infinite;
}

.feature-card:hover .feature-icon {
    animation: bounce 0.6s ease-in-out;
}

@keyframes bounce {
    0%, 100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-10px);
    }
}

.feature-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.feature-card p {
    color: var(--text-secondary);
    line-height: 1.8;
    font-size: 1.05rem;
}

.how-it-works {
    background: var(--bg-secondary);
    border-radius: 30px;
    padding: 6rem 3rem;
    margin: 4rem auto;
}

.steps-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-top: 4rem;
}

.step-item {
    text-align: center;
    position: relative;
}

    .step-item::after {
        content: '→';
        position: absolute;
        top: 30px;
        left: calc(100% + 1rem);
        font-size: 2rem;
        color: var(--accent-primary);
        opacity: 0.3;
    }

    .step-item:last-child::after {
        display: none;
    }

.step-number {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    background: var(--gradient-primary);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: 800;
    margin: 0 auto 1.5rem;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

.step-item:hover .step-number {
    transform: scale(1.1) rotate(360deg);
}

.step-content h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
}

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

.detailed-features {
    background: var(--bg-primary);
}

.detailed-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-top: 4rem;
}

.detailed-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 2.5rem;
    transition: var(--transition);
}

    .detailed-card:hover {
        transform: translateY(-5px);
        box-shadow: var(--shadow-lg);
        border-color: var(--accent-primary);
    }

    .detailed-card h3 {
        font-size: 1.5rem;
        font-weight: 700;
        margin-bottom: 1.5rem;
        color: var(--text-primary);
    }

    .detailed-card ul {
        list-style: none;
        padding: 0;
    }

    .detailed-card li {
        padding: 0.75rem 0;
        color: var(--text-secondary);
        position: relative;
        padding-right: 1.5rem;
        line-height: 1.6;
    }

        .detailed-card li::before {
            content: '✓';
            position: absolute;
            right: 0;
            color: var(--accent-primary);
            font-weight: bold;
            font-size: 1.1rem;
        }

.landing-footer {
    background: var(--bg-secondary);
    padding: 4rem 2rem 2rem;
    margin-top: 4rem;
}

.footer-content {
    max-width: 1280px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-section h3 {
    font-size: 1.75rem;
    font-weight: 800;
    margin-bottom: 1rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.footer-section h4 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.footer-section p {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 1rem;
}

.footer-section ul {
    list-style: none;
    padding: 0;
}

.footer-section li {
    margin-bottom: 0.75rem;
}

.footer-section a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition);
    font-weight: 500;
}

    .footer-section a:hover {
        color: var(--accent-primary);
        padding-right: 5px;
    }

.footer-bottom {
    max-width: 1280px;
    margin: 0 auto;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
    text-align: center;
    color: var(--text-tertiary);
}

@media (max-width: 1024px) {
    .steps-container {
        grid-template-columns: repeat(2, 1fr);
    }

    .step-item::after {
        display: none;
    }
}

@media (max-width: 768px) {
    /* Navbar styles are now handled by navbar-unified.css - removed duplicate classes */

    .hero {
        padding: 5rem 1.5rem 3rem;
    }

    .hero-buttons {
        flex-direction: column;
    }

    .btn {
        width: 100%;
    }

    section {
        padding: 4rem 1.5rem;
    }

    .features-grid,
    .detailed-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .steps-container {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .how-it-works {
        padding: 4rem 2rem;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
}

@media (max-width: 480px) {
    .hero-content h1 {
        font-size: 2rem;
    }

    .hero-content p {
        font-size: 1rem;
    }

    section h2 {
        font-size: 1.75rem;
    }

    .feature-card,
    .detailed-card {
        padding: 1.5rem;
    }
}