:root[data-theme="dark"] {
    --bg-color: #050508;
    --text-color: #ffffff;
    --card-bg: rgba(15, 15, 25, 0.45);
    --card-hover: rgba(25, 25, 45, 0.65);
    --luxury-gold: #d4af37;
    --luxury-gold-glow: rgba(212, 175, 55, 0.4);
    --border-color: rgba(212, 175, 55, 0.3);
    --desc-color: #d0d0e0;
}

:root[data-theme="light"] {
    --bg-color: #f7f8fc;
    --text-color: #1a1a24;
    --card-bg: rgba(255, 255, 255, 0.55);
    --card-hover: rgba(240, 242, 250, 0.75);
    --luxury-gold: #b89728;
    --luxury-gold-glow: rgba(184, 151, 40, 0.3);
    --border-color: rgba(184, 151, 40, 0.35);
    --desc-color: #4a4a5a;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Cairo', sans-serif;
    transition: background-color 0.4s ease, color 0.4s ease, border-color 0.4s ease;
}

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    overflow-x: hidden;
    min-height: 100vh;
}

#webgl-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: 1;
    pointer-events: none;
}

header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 20px 50px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 100;
    background: transparent;
    backdrop-filter: blur(5px);
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}

.logo-icon-canvas {
    width: 38px;
    height: 38px;
    border: 2px solid var(--luxury-gold);
    border-radius: 10px;
    overflow: hidden;
    background: rgba(212, 175, 55, 0.1);
    box-shadow: 0 0 15px var(--luxury-gold-glow);
}

.logo-text {
    font-size: 22px;
    font-weight: 900;
    letter-spacing: 1px;
    color: var(--text-color);
}

.logo-text span {
    color: var(--luxury-gold);
}

.nav-links {
    display: flex;
    gap: 30px;
    list-style: none;
    align-items: center;
}

.nav-links a {
    color: var(--desc-color);
    text-decoration: none;
    font-weight: 600;
    font-size: 15px;
    transition: 0.3s;
}

.nav-links a:hover, .nav-links a.active {
    color: var(--luxury-gold);
    text-shadow: 0 0 10px var(--luxury-gold);
}

.controls-area {
    display: flex;
    gap: 12px;
    align-items: center;
}

.theme-btn, .lang-btn {
    background: transparent;
    border: 2px solid var(--luxury-gold);
    color: var(--luxury-gold);
    width: 38px;
    height: 38px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    justify-content: center;
    align-items: center;
    font-weight: 700;
    font-size: 14px;
    transition: 0.3s;
    box-shadow: 0 0 10px rgba(212, 175, 55, 0.15);
}

.lang-btn {
    border-radius: 20px;
    width: auto;
    padding: 0 14px;
    height: 38px;
    font-size: 13px;
}

.theme-btn:hover, .lang-btn:hover {
    background: var(--luxury-gold);
    color: var(--bg-color);
    box-shadow: 0 0 20px var(--luxury-gold);
}

.lets-talk-btn {
    text-decoration: none;
    font-weight: 700;
    font-size: 13px;
    color: var(--bg-color);
    background: linear-gradient(135deg, var(--luxury-gold), #f3e5ab);
    padding: 8px 20px;
    border-radius: 25px;
    transition: 0.3s;
    box-shadow: 0 0 15px rgba(212, 175, 55, 0.3);
}

.lets-talk-btn:hover {
    box-shadow: 0 0 25px var(--luxury-gold);
    transform: scale(1.05);
}

.menu-toggle {
    display: none;
    background: transparent;
    border: none;
    cursor: pointer;
    flex-direction: column;
    gap: 6px;
    z-index: 110;
}

.menu-toggle span {
    display: block;
    width: 28px;
    height: 3px;
    background-color: var(--luxury-gold);
    border-radius: 3px;
    transition: 0.3s;
}

/* القائمة الجانبية وتوافقها مع اللغتين RTL و LTR */
.mobile-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 320px;
    height: 100vh;
    background: var(--card-bg);
    backdrop-filter: blur(20px);
    border-left: 1px solid var(--border-color);
    z-index: 120;
    display: flex;
    flex-direction: column;
    padding: 30px;
    gap: 20px;
    box-shadow: -10px 0 30px rgba(0,0,0,0.6);
    transition: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

[dir="ltr"] .mobile-menu {
    right: auto;
    left: -100%;
    border-left: none;
    border-right: 1px solid var(--border-color);
    box-shadow: 10px 0 30px rgba(0,0,0,0.6);
}

.mobile-menu.open { 
    right: 0; 
}

[dir="ltr"] .mobile-menu.open { 
    left: 0; 
    right: auto;
}

.mobile-menu-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 15px;
}

.close-menu-btn {
    background: transparent;
    border: 1px solid var(--luxury-gold);
    color: var(--luxury-gold);
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 18px;
    cursor: pointer;
    transition: 0.3s;
}

.close-menu-btn:hover {
    background: var(--luxury-gold);
    color: var(--bg-color);
}

.mobile-menu .nav-links-m { 
    display: flex; 
    flex-direction: column; 
    gap: 15px; 
    list-style: none; 
    text-align: inherit; 
}

.mobile-menu .nav-links-m a { 
    color: var(--text-color); 
    text-decoration: none; 
    font-size: 18px; 
    font-weight: 700; 
    transition: 0.3s;
    padding: 8px 10px;
    border-radius: 8px;
}

.mobile-menu .nav-links-m a:hover, .mobile-menu .nav-links-m a.active { 
    color: var(--luxury-gold); 
    background: rgba(212, 175, 55, 0.1);
}

.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background: #25d366;
    color: #ffffff;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 32px;
    box-shadow: 0 5px 25px rgba(37, 211, 102, 0.5);
    z-index: 1000;
    text-decoration: none;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

[dir="ltr"] .whatsapp-float {
    right: auto;
    left: 30px;
}

.whatsapp-float:hover {
    transform: scale(1.1) rotate(10deg);
    box-shadow: 0 8px 35px rgba(37, 211, 102, 0.8);
}

footer {
    position: relative;
    width: 100%;
    padding: 20px 50px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 100;
    background: transparent;
    backdrop-filter: blur(5px);
    font-size: 13px;
    color: var(--desc-color);
    border-top: 1px solid var(--border-color);
    text-align: inherit;
}

@media (max-width: 1024px) {
    header { padding: 15px 25px; }
    .nav-links, .controls-area { display: none !important; }
    .menu-toggle { display: flex; }
    footer { padding: 15px 25px; flex-direction: column; gap: 10px; text-align: center; }
}
@media (max-width: 1024px) {
    /* زيادة المساحة العلوية للقسم الأول لابعاده عن الناف بار وإعطاء مساحة أكبر */
    .space-section, 
    section.space-section {
        padding-top: 350px !important;
    }
}