/* =========================================
   THE SAUDI CHEF — PREMIUM DESIGN SYSTEM
   Bilingual Support (Arabic Default)
   ========================================= */

:root {
    /* Brand Colors (Stitch Design System) */
    --primary: #825500;
    --primary-container: #E9A22F;
    --secondary: #9C4323;
    --tertiary: #586330;
    --tertiary-container: #a9b67a;
    
    --background: #F9F9FB;
    --surface: #F9F9FB;
    --surface-container: #edeef0;
    --surface-container-low: #f3f3f6;
    --surface-container-lowest: #ffffff;
    --on-surface: #1A1C1E;
    --on-surface-variant: #514535;
    --outline-variant: rgba(214, 196, 175, 0.15);
    
    /* Typography */
    --font-ar: 'Cairo', sans-serif;
    --font-en: 'Plus Jakarta Sans', sans-serif;
    --font-serif: 'Noto Serif', serif;
    
    /* Transitions */
    --transition: 0.6s cubic-bezier(0.16, 1, 0.3, 1);
    --transition-fast: 0.3s ease;
}

/* --- Base & Resets --- */
* { box-sizing: border-box; margin: 0; padding: 0; }

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
}

body {
    background: var(--background);
    color: var(--on-surface);
    overflow-x: hidden;
    line-height: 1.6;
}

/* Font Switching based on direction */
/* When RTL, force Cairo on everything to follow user request */
[dir="rtl"] body, 
[dir="rtl"] h1, 
[dir="rtl"] h2, 
[dir="rtl"] h3, 
[dir="rtl"] h4, 
[dir="rtl"] h5, 
[dir="rtl"] .nav-title,
[dir="rtl"] .section-title,
[dir="rtl"] .hero-title,
[dir="rtl"] .menu-card-header h4 { 
    font-family: var(--font-ar) !important; 
}

[dir="ltr"] body { font-family: var(--font-en); }
[dir="ltr"] h1, 
[dir="ltr"] h2, 
[dir="ltr"] h3, 
[dir="ltr"] h4, 
[dir="ltr"] h5, 
[dir="ltr"] .nav-title,
[dir="ltr"] .section-title,
[dir="ltr"] .hero-title,
[dir="ltr"] .menu-card-header h4 { 
    font-family: var(--font-serif); 
}

img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; }
button { cursor: pointer; border: none; background: none; font-family: inherit; transition: var(--transition-fast); }

/* Material Icons Settings */
.material-symbols-outlined {
    font-variation-settings: 'FILL' 0, 'wght' 400, 'GRAD' 0, 'opsz' 24;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 4vw;
}

.section {
    padding: clamp(4rem, 10vw, 8rem) 0;
}

/* --- Preloader --- */
#preloader {
    position: fixed;
    inset: 0;
    z-index: 10000;
    background: var(--on-surface);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.8s var(--transition);
}

#preloader.hidden { opacity: 0; visibility: hidden; }

.preloader-logo {
    width: 150px;
    height: auto;
    animation: pre-pulse 1.5s infinite alternate;
    clip-path: circle(50%);
}

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

.preloader-bar {
    width: 200px;
    height: 2px;
    background: rgba(255,255,255,0.1);
    margin-top: 2rem;
    border-radius: 2px;
    overflow: hidden;
}

.preloader-fill {
    width: 0%;
    height: 100%;
    background: var(--primary-container);
    animation: load-bar 1.8s ease forwards;
}

@keyframes load-bar { to { width: 100%; } }

/* --- Navigation --- */
.nav {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(249, 249, 251, 0.7);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--outline-variant);
    transition: all 0.4s var(--transition);
}

.nav.scrolled {
    background: rgba(249, 249, 251, 0.95);
    padding: 0.5rem 0;
    box-shadow: 0 4px 30px rgba(0,0,0,0.03);
}

.nav-container {
    max-width: 1280px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.25rem 4vw;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.nav-logo {
    width: 88px;
    height: auto;
    clip-path: circle(50%);
}

.nav-title {
    font-size: 1.4rem;
    font-weight: 800;
    font-family: var(--font-serif);
    color: var(--on-surface);
}

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-link {
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--on-surface-variant);
    position: relative;
}

.nav-link.active, .nav-link:hover { color: var(--primary); }

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0%;
    height: 2px;
    background: var(--primary);
    transition: width 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

[dir="rtl"] .nav-link::after { left: auto; right: 0; }

.nav-link.active::after, .nav-link:hover::after { width: 100%; }

.nav-actions {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.lang-toggle {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    border-radius: 100px;
    border: 1px solid var(--outline-variant);
    background: transparent;
    cursor: pointer;
    transition: 0.3s;
}

.lang-toggle:hover {
    background: var(--surface-container-low);
    border-color: var(--primary);
}

.mobile-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 30px;
    height: 20px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 10001;
}

.mobile-toggle span {
    width: 100%;
    height: 2.5px;
    background: var(--on-surface);
    border-radius: 10px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.mobile-toggle.open span:nth-child(1) { transform: translateY(9px) rotate(45deg); }
.mobile-toggle.open span:nth-child(2) { opacity: 0; }
.mobile-toggle.open span:nth-child(3) { transform: translateY(-9px) rotate(-45deg); }

/* Mobile Menu Overlay */
.mobile-menu {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: var(--surface);
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    transform: translateY(-100%);
    transition: transform 0.6s cubic-bezier(0.77, 0, 0.175, 1);
}

.mobile-menu.open { transform: translateY(0); }

.mobile-menu-inner {
    text-align: center;
    padding: 2rem;
}

.mobile-links {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.mobile-link {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--on-surface);
    font-family: var(--font-jakarta);
}

.mobile-actions {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
}

.mobile-lang-toggle {
    font-size: 1.1rem;
    background: var(--surface-container-low);
    padding: 0.75rem 2rem;
}

.mobile-cta {
    width: 100%;
    max-width: 250px;
    padding: 1rem;
}


.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-container));
    color: #fff;
    padding: 0.75rem 1.5rem;
    border-radius: 0.75rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    box-shadow: 0 8px 25px rgba(130,85,0,0.2);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 35px rgba(130,85,0,0.3);
}

/* --- HERO SECTION --- */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
}

.hero-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transform: scale(1.05);
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(26,28,30,0.9), rgba(26,28,30,0.4));
}

.hero-content {
    position: relative;
    z-index: 2;
    padding: 0 4vw;
    color: #fff;
    max-width: 900px;
}

.hero-badge {
    background: rgba(233, 162, 47, 0.15);
    border: 1px solid rgba(233, 162, 47, 0.3);
    backdrop-filter: blur(10px);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1.25rem;
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    color: var(--primary-container);
    margin-bottom: 2rem;
}

.hero-title {
    font-family: var(--font-serif);
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    line-height: 1.1;
    margin-bottom: 1.5rem;
}

.hero-accent {
    color: var(--primary-container);
    font-style: italic;
}

.hero-subtitle {
    font-size: 1.2rem;
    opacity: 0.85;
    margin-bottom: 2.5rem;
    max-width: 600px;
}

.hero-actions { display: flex; gap: 1rem; flex-wrap: wrap; margin-bottom: 3rem; }

.btn-gold {
    background: linear-gradient(135deg, var(--primary), var(--primary-container));
    color: #fff;
    padding: 1rem 2.5rem;
    border-radius: 0.75rem;
    font-weight: 700;
    font-size: 1rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    box-shadow: 0 10px 30px rgba(130,85,0,0.4);
}

.btn-ghost {
    background: rgba(255,255,255,0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.2);
    color: #fff;
    padding: 1rem 2.5rem;
    border-radius: 0.75rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.hero-stats {
    display: flex;
    gap: 3rem;
    align-items: center;
    margin-top: 2rem;
}

.stat-number { font-size: 2rem; font-weight: 800; color: var(--primary-container); }
.stat-label { display: block; font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.1em; opacity: 0.6; }

/* --- Section Styling --- */
.section-label {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--tertiary);
    text-transform: uppercase;
    font-weight: 800;
    font-size: 0.8rem;
    letter-spacing: 0.15em;
    margin-bottom: 1rem;
}

.section-title {
    font-family: var(--font-serif);
    font-size: clamp(2rem, 4vw, 3rem);
    line-height: 1.25;
    margin-bottom: 1.5rem;
}

.section-desc {
    color: var(--on-surface-variant);
    font-size: 1.1rem;
    max-width: 650px;
    margin-bottom: 3rem;
}

/* --- PURITY GRID --- */
.purity-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    align-items: center;
}

.purity-image { position: relative; overflow: hidden; }
.purity-img { border-radius: 1.5rem; box-shadow: 0 30px 60px rgba(0,0,0,0.1); width: 100%; }
.purity-glow {
    position: absolute;
    inset: -5%;
    z-index: -1;
    background: radial-gradient(circle, rgba(130,85,0,0.1), transparent);
    filter: blur(40px);
}

.purity-features {
    display: grid;
    gap: 2rem;
}

.feature-card {
    display: flex;
    gap: 1.5rem;
    background: var(--surface-container-lowest);
    padding: 1.5rem;
    border-radius: 1.25rem;
    border: 1px solid var(--outline-variant);
}

.feature-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.feature-icon.tertiary { background: var(--tertiary-container); color: white; }
.feature-icon.gold { background: var(--primary-container); color: white; }

.feature-card h3 { font-size: 1.2rem; margin-bottom: 0.5rem; }
.feature-card p { font-size: 0.95rem; color: var(--on-surface-variant); line-height: 1.7; }

/* --- MENU --- */
.menu-filters {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 0.6rem 1.4rem;
    border-radius: 100px;
    font-weight: 700;
    color: var(--on-surface-variant);
    background: transparent;
    border: 1.5px solid var(--outline-variant);
    transition: var(--transition);
}

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

.menu-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 2rem;
}

.menu-card {
    background: var(--surface-container-lowest);
    border-radius: 1.5rem;
    overflow: hidden;
    transition: var(--transition);
    border: 1px solid var(--outline-variant);
}

.menu-card:hover { transform: translateY(-10px); box-shadow: 0 20px 50px rgba(0,0,0,0.08); }

.menu-card-img { height: 280px; overflow: hidden; }
.menu-card-img img { width: 100%; height: 100%; object-fit: cover; transition: 0.8s var(--transition); }
.menu-card:hover .menu-card-img img { transform: scale(1.1); }

.menu-card-body, .menu-card-content { padding: 2rem; }
.menu-card-header { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 1rem; }
.menu-card-header h4, .menu-card-header h3 { font-family: var(--font-serif); font-size: 1.3rem; }
.menu-price, .price { color: var(--primary); font-weight: 800; font-size: 1.1rem; }
.currency { font-size: 0.8rem; font-weight: 400; margin-inline-start: 2px; }
.menu-card-body p { font-size: 0.9rem; color: var(--on-surface-variant); line-height: 1.7; }

/* --- PHILOSOPHY --- */
.philosophy-hero-box {
    background: var(--surface-container-low);
    display: grid;
    grid-template-columns: 1fr 1fr;
    border-radius: 2rem;
    overflow: hidden;
}

.phil-content-text { padding: 4rem; }
.phil-image-box img { width: 100%; height: 100%; object-fit: cover; }

/* --- LOCATIONS --- */
.locations-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 3rem;
    margin-top: 4rem;
}

.location-card {
    background: var(--surface-container-lowest);
    border-radius: 2.5rem;
    overflow: hidden;
    border: 1px solid var(--outline-variant);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    height: 100%;
}

.location-card:hover {
    transform: translateY(-12px);
    box-shadow: 0 30px 60px rgba(0,0,0,0.08);
}

.location-img {
    width: 100%;
    height: 300px;
    overflow: hidden;
    position: relative;
}

.location-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: 1s var(--transition);
}

.location-card:hover .location-img img {
    transform: scale(1.08);
}

.location-map {
    width: 100%;
    height: 300px;
    background: var(--surface-container);
    border-top: 1px solid var(--outline-variant);
}

.location-map iframe {
    width: 100%;
    height: 100%;
    border: none;
    display: block;
}

.location-details {
    padding: 3rem;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.location-details h3 {
    font-family: var(--font-serif);
    font-size: 1.8rem;
    margin-bottom: 2rem;
    color: var(--primary);
}

.loc-info-group {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.loc-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    color: var(--on-surface-variant);
    font-size: 1.05rem;
    line-height: 1.5;
}

.loc-item .material-symbols-outlined {
    color: var(--primary-container);
    font-size: 1.5rem;
    margin-top: 2px;
}

/* --- RESERVATIONS --- */
.res-grid { display: grid; gap: 4rem; }
.res-form-side { background: var(--surface-container-lowest); padding: 4rem; border-radius: 2rem; box-shadow: 0 20px 60px rgba(0,0,0,0.04); }

.res-form { display: grid; gap: 2rem; margin-top: 3rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; }
.form-group label { display: block; font-weight: 700; font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.1em; color: var(--on-surface-variant); margin-bottom: 0.75rem; }
.form-group input, .form-group select { width: 100%; background: var(--surface-container-low); border: none; padding: 1.1rem; border-radius: 1rem; font-weight: 600; outline: none; }
.form-group input:focus { background: var(--surface-container); box-shadow: 0 0 0 2px var(--primary-container); }

.btn-submit {
    background: var(--on-surface);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    padding: 1.25rem;
    border-radius: 1rem;
    font-weight: 700;
    font-size: 1.1rem;
}

.btn-submit:hover { background: var(--primary); transform: translateY(-2px); }

/* --- FOOTER --- */
.footer { background: #1A1C1E; color: white; padding: 6rem 0 3rem; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 5rem; margin-bottom: 4rem; }
.footer-logo { display: flex; align-items: center; gap: 1rem; margin-bottom: 1.5rem; font-family: var(--font-serif); font-size: 1.5rem; font-weight: 700; }
.footer-logo img { width: 100px; clip-path: circle(50%); }
.footer-brand-side p { color: rgba(255,255,255,0.6); max-width: 400px; }
.social-links { display: flex; gap: 1rem; margin-top: 2rem; }
.social-links a { width: 44px; height: 44px; border-radius: 50%; background: rgba(255,255,255,0.1); display: flex; align-items: center; justify-content: center; }
.social-links a:hover { background: var(--primary); }

.footer-links h5, .footer-contact h5 { font-family: var(--font-serif); margin-bottom: 1.5rem; }
.footer-links a { display: block; color: rgba(255,255,255,0.6); margin-bottom: 0.75rem; transition: 0.3s; }
.footer-links a:hover { color: var(--primary-container); transform: translateX(5px); }
[dir="rtl"] .footer-links a:hover { transform: translateX(-5px); }

.footer-contact p { color: rgba(255,255,255,0.6); margin-bottom: 0.5rem; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.1); padding-top: 2rem; text-align: center; color: rgba(255,255,255,0.4); font-size: 0.8rem; }

/* --- UTILS --- */
.back-to-top {
    position: fixed;
    bottom: 2rem;
    left: 2rem;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--surface-container-lowest);
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 100;
    opacity: 0;
    transform: translateY(20px);
    transition: 0.4s var(--transition);
}

.back-to-top.visible { opacity: 1; transform: translateY(0); }

/* Utility for LTR text in RTL layouts (Phone Numbers, etc.) */
.ltr-text {
    direction: ltr !important;
    display: inline-block;
}

/* GSAP Hidden on init */
.hero-content > *, 
.section-header, 
.purity-grid, 
.menu-card, 
.philosophy-hero-box, 
.res-form-side { 
    visibility: hidden; 
}

/* Responsive adjustments */
@media (max-width: 1024px) {
    .purity-grid, .philosophy-hero-box, .footer-grid, .locations-grid { grid-template-columns: 1fr; }
    .nav-links, .hide-mobile { display: none !important; }
    .mobile-toggle { display: flex; }
    .hero-stats { flex-wrap: wrap; }
    .location-map { height: 300px; }
}

@media (max-width: 768px) {
    .form-row { grid-template-columns: 1fr; }
    .hero { padding-top: 120px; }
    .hero-title { font-size: 2.75rem; margin-bottom: 1rem; }
    .hero-desc { font-size: 1rem; margin-bottom: 2rem; }
    .hero-actions { 
        flex-direction: column; 
        width: 100%; 
        gap: 1rem; 
    }
    .hero-actions button { width: 100%; }
    
    .section { padding: 4rem 0; }
    
    /* Menu filter centering */
    .menu-filters {
        justify-content: center;
        gap: 0.5rem;
    }
    
    .filter-btn {
        padding: 0.5rem 1rem;
        font-size: 0.9rem;
    }
}

@media (max-width: 375px) {
    .hero-title { font-size: 2.25rem; }
    .nav-container { padding: 0.75rem 1rem; }
}