@import url('fonts.css');

:root {
    --primary: #001E3C;
    --secondary: #002855;
    --accent: #38BDF8;
    --accent-hover: #0EA5E9;
    --text-main: #F8FAFC;
    --text-muted: #94A3B8;
    --bg-gradient: linear-gradient(135deg, #001E3C 0%, #002855 100%);
    --glass: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    --header-bg: rgba(0, 30, 60, 0.8);
    --header-bg-sticky: rgba(0, 20, 40, 0.95);
    --shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.3), 0 4px 6px -2px rgba(0, 0, 0, 0.2);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

body.light-theme {
    --primary: #F1F5F9;
    --secondary: #FFFFFF;
    --accent: #0284C7;
    --accent-hover: #0369A1;
    --text-main: #0F172A;
    --text-muted: #64748B;
    --bg-gradient: linear-gradient(135deg, #F1F5F9 0%, #E2E8F0 100%);
    --glass: rgba(0, 30, 60, 0.03);
    --glass-border: rgba(0, 0, 0, 0.08);
    --header-bg: rgba(255, 255, 255, 0.8);
    --header-bg-sticky: rgba(255, 255, 255, 0.95);
    --shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.05), 0 4px 6px -2px rgba(0, 0, 0, 0.02);
}

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

button,
input,
select,
textarea {
    font-family: inherit;
}

body {
    font-family: 'Open Sans', sans-serif;
    background: var(--bg-gradient);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
    min-height: 100vh;
}

[lang="ar"] {
    direction: rtl;
    font-family: 'Elgharib FS Africa', 'Montserrat', sans-serif;
}

/* Typography */
h1,
h2,
h3,
h4 {
    font-family: 'Elgharib FS Africa', 'Montserrat', sans-serif;
    line-height: 1.2;
}

h2 {
    font-size: 3rem;
    text-align: center;
    margin-bottom: 2rem;
    background: linear-gradient(to right, var(--text-main), var(--accent));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Layout */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Header */
header {
    background: var(--header-bg);
    backdrop-filter: blur(12px);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    border-bottom: 1px solid var(--glass-border);
    transition: var(--transition);
}

header.sticky {
    background: var(--header-bg-sticky);
    box-shadow: var(--shadow);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
    transition: var(--transition);
}

header.sticky .nav-container {
    padding: 0.5rem 0;
}

.logo img {
    height: 50px;
    filter: drop-shadow(0 0 8px rgba(255, 255, 255, 0.2));
    transition: var(--transition);
}

.logo img:hover {
    transform: scale(1.05);
}

nav ul {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.theme-toggle {
    background: var(--glass);
    border: 1px solid var(--glass-border);
    color: var(--text-main);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    transition: var(--transition);
}

.theme-toggle:hover {
    background: var(--accent);
    color: var(--primary);
}

.theme-toggle .sun-icon {
    display: none;
}

.theme-toggle .moon-icon {
    display: block;
}

body.light-theme .theme-toggle .sun-icon {
    display: block;
}

body.light-theme .theme-toggle .moon-icon {
    display: none;
}

nav a {
    color: var(--text-main);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    font-size: 1.5rem;
    position: relative;
    font-family: 'Elgharib FS Africa', 'Montserrat', sans-serif;
}

nav a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -4px;
    right: 0;
    background-color: var(--accent);
    transition: var(--transition);
}

nav a:hover::after {
    width: 100%;
}

nav a:hover {
    color: var(--accent);
}

/* Hero Slider */
.hero {
    margin-top: 80px;
    position: relative;
    padding: 4rem 0;
    overflow: hidden;
}

.slider-container {
    position: relative;
    height: 500px;
    border-radius: 24px;
    overflow: hidden;
    box-shadow: var(--shadow);
    border: 1px solid var(--glass-border);
}

.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 1s ease-in-out;
}

.slide.active {
    opacity: 1;
}

.slide img {
    width: 100%;
    height: 100%;
    object-fit: fill;
}

/* Services */
.services {
    padding: 6rem 0;
    background: rgba(30, 41, 59, 0.5);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.service-card {
    background: var(--glass);
    padding: 3rem 2rem;
    border-radius: 20px;
    text-align: center;
    border: 1px solid var(--glass-border);
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-10px);
    background: rgba(56, 189, 248, 0.1);
    border-color: var(--accent);
}

.service-card img {
    width: 80px;
    height: 80px;
    margin-bottom: 1.5rem;
    transition: var(--transition);
}

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

/* Portfolio */
.portfolio-section {
    padding: 6rem 0;
}

.filter-container {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 4rem;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 0.8rem 2rem;
    border-radius: 50px;
    background: var(--glass);
    border: 1px solid var(--glass-border);
    color: var(--text-main);
    cursor: pointer;
    transition: var(--transition);
    font-weight: 500;
    font-family: 'Elgharib FS Africa', 'Montserrat', sans-serif;
    font-size: 1.7rem;
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--accent);
    color: var(--primary);
    border-color: var(--accent);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2.5rem;
}

.portfolio-item {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    aspect-ratio: 4/3;
    box-shadow: var(--shadow);
    border: 1px solid var(--glass-border);
    transition: var(--transition);
    cursor: pointer;
}

.portfolio-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.portfolio-item:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.2);
}

.portfolio-item:hover img {
    transform: scale(1.1);
}

.portfolio-item::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(15, 23, 42, 0.8), transparent);
    opacity: 0;
    transition: var(--transition);
    pointer-events: none;
    /* Allows clicking through the overlay to the link below */
}

.portfolio-item:hover::after {
    opacity: 1;
}

/* Modals */
dialog {
    background: var(--secondary);
    color: var(--text-main);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 2rem;
    max-width: 600px;
    width: 90%;
    margin: auto;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}

dialog::backdrop {
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(8px);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.close-modal {
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 1.5rem;
    cursor: pointer;
}

.modal-content-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 2rem;
}

.modal-link {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-decoration: none;
    color: var(--text-main);
    gap: 1rem;
    transition: var(--transition);
}

.modal-link img {
    width: 120px;
    height: 120px;
    border-radius: 16px;
    border: 1px solid var(--glass-border);
    transition: var(--transition);
}

.modal-link:hover img {
    transform: scale(1.05);
    border-color: var(--accent);
}

/* Footer */
footer {
    background: #0b1121;
    padding: 3rem 0;
    text-align: center;
    border-top: 1px solid var(--glass-border);
}

.copyright {
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

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

.animate {
    animation: fadeIn 0.8s ease-out forwards;
}

/* Responsive */
@media (max-width: 768px) {
    h2 {
        font-size: 2rem;
    }

    .nav-container {
        flex-direction: row;
        justify-content: space-between;
        padding: 0.5rem 0;
        gap: 0;
    }

    .logo img {
        height: 40px;
    }

    .nav ul {
        gap: 0.5rem;
    }

    .hero {
        margin-top: 60px;
        padding: 1rem 0;
    }

    .slider-container {
        height: 250px;
    }
}

/* Scroll Top Button */
.scroll-top {
    position: fixed;
    bottom: 2rem;
    left: 2rem;
    background: var(--accent);
    color: var(--primary);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    box-shadow: var(--shadow);
    transition: var(--transition);
    opacity: 0;
    visibility: hidden;
    z-index: 999;
}

.scroll-top.visible {
    opacity: 1;
    visibility: visible;
}

.scroll-top:hover {
    transform: translateY(-5px);
    background: var(--accent-hover);
}