/* ============================================
   Dr. Khaled Al-Azhari — Medical Website
   Inspired by Healthio design
   ============================================ */

/* --- CSS Variables --- */
:root {
    --primary: #0d9488;
    --primary-dark: #0f766e;
    --primary-light: #ccfbf1;
    --primary-50: #f0fdfa;
    --accent: #115e59;
    --bg: #ffffff;
    --bg-alt: #f8fafb;
    --bg-section: #f1f5f9;
    --text: #1e293b;
    --text-secondary: #64748b;
    --text-muted: #94a3b8;
    --border: #e2e8f0;
    --border-light: #f1f5f9;
    --card-shadow: 0 1px 3px rgba(0,0,0,0.06), 0 4px 16px rgba(0,0,0,0.04);
    --card-shadow-hover: 0 8px 30px rgba(13,148,136,0.12), 0 2px 8px rgba(0,0,0,0.06);
    --radius: 16px;
    --radius-sm: 10px;
    --radius-lg: 24px;
    --font: 'Cairo', sans-serif;
    --transition: 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;
    font-size: 16px;
}

body {
    font-family: var(--font);
    background: var(--bg);
    color: var(--text);
    line-height: 1.7;
    direction: rtl;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color var(--transition);
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    display: block;
}

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

/* --- Header --- */
.header {
    position: fixed;
    top: 0;
    right: 0;
    left: 0;
    z-index: 1000;
    background: rgba(255,255,255,0.85);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid transparent;
    transition: all var(--transition);
}

.header.scrolled {
    background: rgba(255,255,255,0.95);
    border-bottom-color: var(--border);
    box-shadow: 0 1px 12px rgba(0,0,0,0.05);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 800;
    font-size: 1.2rem;
    color: var(--text);
}

.logo-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--primary);
    color: white;
    border-radius: var(--radius-sm);
}

.logo-icon svg {
    width: 22px;
    height: 22px;
}

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

.nav-links a {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-secondary);
    position: relative;
    padding: 4px 0;
    transition: color var(--transition);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    right: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    border-radius: 1px;
    transition: width var(--transition);
}

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

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

.nav-cta {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 24px;
    background: var(--primary);
    color: white;
    font-weight: 700;
    font-size: 0.9rem;
    border-radius: 50px;
    transition: all var(--transition);
}

.nav-cta:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(13,148,136,0.3);
}

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    z-index: 1001;
}

.menu-toggle span {
    display: block;
    width: 24px;
    height: 2.5px;
    background: var(--text);
    border-radius: 2px;
    transition: all var(--transition);
}

.menu-toggle.active span:nth-child(1) {
    transform: translateY(7.5px) rotate(45deg);
}

.menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
    transform: translateY(-7.5px) rotate(-45deg);
}

/* Mobile Menu */
.mobile-menu {
    display: none;
    position: fixed;
    top: 72px;
    right: 0;
    left: 0;
    bottom: 0;
    background: rgba(255,255,255,0.98);
    backdrop-filter: blur(20px);
    padding: 32px 24px;
    transform: translateY(-10px);
    opacity: 0;
    pointer-events: none;
    transition: all var(--transition);
    z-index: 999;
}

.mobile-menu.active {
    transform: translateY(0);
    opacity: 1;
    pointer-events: all;
}

.mobile-nav-links {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.mobile-nav-links a {
    display: block;
    padding: 14px 16px;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text);
    border-radius: var(--radius-sm);
    transition: all var(--transition);
}

.mobile-nav-links a:hover {
    background: var(--primary-50);
    color: var(--primary);
}

.mobile-cta {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-top: 24px;
    padding: 16px;
    background: var(--primary);
    color: white;
    font-weight: 700;
    font-size: 1.05rem;
    border-radius: var(--radius);
    transition: all var(--transition);
}

.mobile-cta:hover {
    background: var(--primary-dark);
}

/* --- Hero Section --- */
.hero {
    padding-top: 140px;
    padding-bottom: 80px;
    background: var(--bg);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: -20%;
    width: 60%;
    height: 100%;
    background: radial-gradient(ellipse at center, rgba(13,148,136,0.04) 0%, transparent 70%);
    pointer-events: none;
}

.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: 6px 16px 6px 12px;
    background: var(--primary-light);
    color: var(--primary-dark);
    font-weight: 700;
    font-size: 0.85rem;
    border-radius: 50px;
    margin-bottom: 24px;
}

.badge-dot {
    width: 8px;
    height: 8px;
    background: var(--primary);
    border-radius: 50%;
    animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.4); }
}

.hero-title {
    font-size: 3.2rem;
    font-weight: 900;
    line-height: 1.2;
    color: var(--text);
    margin-bottom: 20px;
    letter-spacing: -0.02em;
}

.hero-title .highlight {
    color: var(--primary);
    position: relative;
}

.hero-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 32px;
    max-width: 500px;
}

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

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 32px;
    font-family: var(--font);
    font-weight: 700;
    font-size: 1rem;
    border-radius: 50px;
    border: none;
    cursor: pointer;
    transition: all var(--transition);
}

.btn-primary {
    background: var(--primary);
    color: white;
    box-shadow: 0 4px 16px rgba(13,148,136,0.25);
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(13,148,136,0.35);
}

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

.btn-outline:hover {
    border-color: var(--primary);
    color: var(--primary);
    background: var(--primary-50);
}

.btn-lg {
    padding: 18px 40px;
    font-size: 1.1rem;
}

/* Hero Stats */
.hero-stats {
    display: flex;
    align-items: center;
    gap: 24px;
}

.stat {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-size: 1.5rem;
    font-weight: 900;
    color: var(--text);
}

.stat-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-weight: 600;
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: var(--border);
}

/* Hero Image */
.hero-image-wrapper {
    position: relative;
    display: flex;
    justify-content: center;
}

.hero-image-bg {
    position: absolute;
    bottom: 0;
    right: 50%;
    transform: translateX(50%);
    width: 85%;
    height: 85%;
    background: var(--primary);
    border-radius: var(--radius-lg);
    opacity: 0.08;
}

.hero-image {
    position: relative;
    z-index: 2;
    width: 100%;
    max-width: 440px;
    border-radius: var(--radius-lg);
    object-fit: cover;
}

.floating-card {
    position: absolute;
    bottom: 24px;
    right: -20px;
    z-index: 3;
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 20px;
    background: white;
    border-radius: var(--radius);
    box-shadow: 0 8px 32px rgba(0,0,0,0.1);
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}

.floating-card-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--primary-light);
    color: var(--primary);
    border-radius: 50%;
}

.floating-card-title {
    font-weight: 800;
    font-size: 0.9rem;
    color: var(--text);
    display: block;
}

.floating-card-sub {
    font-size: 0.78rem;
    color: var(--text-muted);
    font-weight: 600;
}

.dot-pattern {
    position: absolute;
    top: 20px;
    left: -10px;
    width: 80px;
    height: 80px;
    background-image: radial-gradient(var(--primary) 2px, transparent 2px);
    background-size: 12px 12px;
    opacity: 0.3;
    z-index: 1;
}

/* --- Section Styling --- */
.section-header {
    text-align: center;
    margin-bottom: 56px;
}

.section-tag {
    display: inline-block;
    padding: 6px 20px;
    background: var(--primary-light);
    color: var(--primary-dark);
    font-weight: 700;
    font-size: 0.85rem;
    border-radius: 50px;
    margin-bottom: 16px;
}

.section-title {
    font-size: 2.2rem;
    font-weight: 900;
    color: var(--text);
    margin-bottom: 12px;
}

.section-desc {
    font-size: 1.05rem;
    color: var(--text-secondary);
    max-width: 560px;
    margin: 0 auto;
}

/* --- About Section --- */
.about {
    padding: 100px 0;
    background: var(--bg-alt);
}

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

.about-card {
    background: white;
    padding: 36px 28px;
    border-radius: var(--radius);
    border: 1px solid var(--border-light);
    transition: all var(--transition);
}

.about-card:hover {
    box-shadow: var(--card-shadow-hover);
    transform: translateY(-4px);
    border-color: rgba(13,148,136,0.15);
}

.about-card-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    background: var(--primary-light);
    color: var(--primary);
    border-radius: var(--radius-sm);
    margin-bottom: 20px;
}

.about-card h3 {
    font-size: 1.15rem;
    font-weight: 800;
    margin-bottom: 10px;
    color: var(--text);
}

.about-card p {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* --- Services Section --- */
.services {
    padding: 100px 0;
    background: var(--bg);
}

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

.service-card {
    background: white;
    padding: 36px 28px;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(to left, var(--primary), var(--primary-dark));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition);
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-card:hover {
    box-shadow: var(--card-shadow-hover);
    transform: translateY(-4px);
}

.service-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 64px;
    height: 64px;
    background: var(--primary-50);
    color: var(--primary);
    border-radius: var(--radius);
    margin-bottom: 24px;
    transition: all var(--transition);
}

.service-card:hover .service-icon {
    background: var(--primary);
    color: white;
}

.service-card h3 {
    font-size: 1.15rem;
    font-weight: 800;
    margin-bottom: 10px;
    color: var(--text);
}

.service-card p {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 20px;
}

.service-price {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    background: var(--primary-light);
    border-radius: var(--radius-sm);
}

.price-amount {
    font-size: 1.3rem;
    font-weight: 900;
    color: var(--primary-dark);
}

.price-label {
    font-size: 0.85rem;
    color: var(--primary);
    font-weight: 700;
}

.service-tag {
    display: inline-block;
    padding: 6px 14px;
    background: var(--bg-section);
    color: var(--text-secondary);
    font-size: 0.82rem;
    font-weight: 700;
    border-radius: 50px;
}

/* --- Clinic Info Section --- */
.clinic {
    padding: 100px 0;
    background: var(--bg-alt);
}

.clinic-card-main {
    background: white;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    overflow: hidden;
    box-shadow: var(--card-shadow);
}

.clinic-info-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0;
}

.clinic-info-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 40px 32px;
    border-left: 1px solid var(--border-light);
    transition: all var(--transition);
}

.clinic-info-item:last-child {
    border-left: none;
}

.clinic-info-item:hover {
    background: var(--primary-50);
}

.clinic-info-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    min-width: 48px;
    background: var(--primary-light);
    color: var(--primary);
    border-radius: 50%;
}

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

.clinic-info-label {
    display: block;
    font-size: 0.85rem;
    color: var(--text-muted);
    font-weight: 600;
    margin-bottom: 4px;
}

.clinic-info-value {
    font-size: 1.05rem;
    font-weight: 800;
    color: var(--text);
    display: block;
}

.clinic-info-link {
    color: var(--primary);
    transition: color var(--transition);
}

.clinic-info-link:hover {
    color: var(--primary-dark);
}

.clinic-fee {
    color: var(--primary-dark);
    font-size: 1.2rem;
}

.clinic-cta-area {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 32px 40px;
    background: linear-gradient(135deg, var(--primary-50) 0%, var(--primary-light) 100%);
    border-top: 1px solid var(--border-light);
    gap: 24px;
    flex-wrap: wrap;
}

.clinic-cta-text h3 {
    font-size: 1.2rem;
    font-weight: 800;
    color: var(--text);
    margin-bottom: 4px;
}

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

/* --- Contact Section --- */
.contact {
    padding: 100px 0;
    background: var(--bg);
}

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

.contact-card {
    text-align: center;
    padding: 40px 28px;
    background: white;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    transition: all var(--transition);
}

.contact-card:hover {
    box-shadow: var(--card-shadow-hover);
    transform: translateY(-4px);
    border-color: rgba(13,148,136,0.15);
}

.contact-card-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background: var(--primary-light);
    color: var(--primary);
    border-radius: 50%;
    margin-bottom: 20px;
}

.contact-card h3 {
    font-size: 1.1rem;
    font-weight: 800;
    margin-bottom: 10px;
}

.contact-link {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--primary);
    transition: color var(--transition);
    direction: ltr;
    display: inline-block;
}

.contact-link:hover {
    color: var(--primary-dark);
}

.contact-text {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* --- Footer --- */
.footer {
    background: var(--text);
    color: rgba(255,255,255,0.7);
    padding: 64px 0 0;
}

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: 48px;
    padding-bottom: 48px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.footer-logo .logo-icon {
    background: var(--primary);
}

.footer-logo .logo-text {
    color: white;
}

.footer-desc {
    margin-top: 16px;
    font-size: 0.9rem;
    line-height: 1.7;
    color: rgba(255,255,255,0.5);
}

.footer-links-group h4 {
    color: white;
    font-size: 1rem;
    font-weight: 800;
    margin-bottom: 20px;
}

.footer-links-group ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links-group li {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
    color: rgba(255,255,255,0.5);
}

.footer-links-group li svg {
    opacity: 0.5;
    flex-shrink: 0;
}

.footer-links-group a {
    color: rgba(255,255,255,0.5);
    transition: color var(--transition);
}

.footer-links-group a:hover {
    color: var(--primary-light);
}

.footer-bottom {
    text-align: center;
    padding: 24px 0;
    font-size: 0.85rem;
    color: rgba(255,255,255,0.35);
}

/* --- Animations --- */
.animate-target {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s cubic-bezier(0.4, 0, 0.2, 1),
                transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.animate-target.animate-in {
    opacity: 1;
    transform: translateY(0);
}

/* Staggered card animations */
.about-card:nth-child(2).animate-target,
.service-card:nth-child(2).animate-target,
.contact-card:nth-child(2).animate-target,
.clinic-info-item:nth-child(2).animate-target {
    transition-delay: 0.1s;
}

.about-card:nth-child(3).animate-target,
.service-card:nth-child(3).animate-target,
.contact-card:nth-child(3).animate-target,
.clinic-info-item:nth-child(3).animate-target {
    transition-delay: 0.2s;
}

/* ============================================
   Responsive Design (Mobile-First)
   ============================================ */

@media (max-width: 1024px) {
    .hero-title {
        font-size: 2.6rem;
    }

    .hero-container {
        gap: 40px;
    }

    .nav-links {
        gap: 20px;
    }
}

@media (max-width: 900px) {
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-subtitle {
        margin-left: auto;
        margin-right: auto;
    }

    .hero-actions {
        justify-content: center;
    }

    .hero-stats {
        justify-content: center;
    }

    .hero-image-wrapper {
        order: -1;
        max-width: 360px;
        margin: 0 auto;
    }

    .floating-card {
        right: auto;
        left: -10px;
    }

    .about-grid,
    .services-grid,
    .contact-grid {
        grid-template-columns: 1fr 1fr;
    }

    .clinic-info-grid {
        grid-template-columns: 1fr;
    }

    .clinic-info-item {
        border-left: none;
        border-bottom: 1px solid var(--border-light);
    }

    .clinic-info-item:last-child {
        border-bottom: none;
    }

    .footer-content {
        grid-template-columns: 1fr 1fr;
        gap: 32px;
    }

    .footer-brand {
        grid-column: 1 / -1;
    }
}

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

    .nav-cta {
        display: none;
    }

    .menu-toggle {
        display: flex;
    }

    .mobile-menu {
        display: block;
    }

    .hero {
        padding-top: 120px;
        padding-bottom: 60px;
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .section-title {
        font-size: 1.8rem;
    }

    .about,
    .services,
    .clinic,
    .contact {
        padding: 72px 0;
    }

    .clinic-cta-area {
        flex-direction: column;
        text-align: center;
        padding: 24px;
    }

    .btn-lg {
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 600px) {
    .about-grid,
    .services-grid,
    .contact-grid {
        grid-template-columns: 1fr;
    }

    .hero-stats {
        flex-direction: column;
        gap: 16px;
    }

    .stat-divider {
        width: 40px;
        height: 1px;
    }

    .hero-actions {
        flex-direction: column;
        align-items: stretch;
    }

    .hero-actions .btn {
        justify-content: center;
    }

    .floating-card {
        left: 10px;
        bottom: 10px;
        padding: 10px 14px;
    }

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer-links-group li {
        justify-content: center;
    }

    .hero-title {
        font-size: 1.75rem;
    }

    .container {
        padding: 0 16px;
    }
}