/* ==========================================================================
   DesignCode Studio - Core Structural Architecture & Design Variables
   ========================================================================== */

:root {
    --bg-dark: #0a0a0a;
    --card-bg: rgba(20, 20, 20, 0.75);
    --gold-primary: #d4af37;
    --gold-gradient: linear-gradient(135deg, #f3e0aa 0%, #d4af37 50%, #aa7c11 100%);
    --text-light: #f5f5f5;
    --text-dim: #b5b5b5;
    --border-gold: rgba(212, 175, 55, 0.25);
    --transition-smooth: all 0.5s cubic-bezier(0.25, 1, 0.5, 1);
}

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

body {
    background-color: var(--bg-dark);
    color: var(--text-light);
    font-family: 'Inter', sans-serif;
    overflow-x: hidden;
    min-height: 100vh;
}

.bg-glow {
    position: fixed;
    top: -20%;
    right: -10%;
    width: 60vw;
    height: 60vh;
    background: radial-gradient(circle, rgba(212, 175, 55, 0.08) 0%, transparent 70%);
    z-index: 0;
    pointer-events: none;
}

/* ==========================================================================
   Navigation Menu Components
   ========================================================================== */

.navbar {
    position: fixed;
    top: 0; left: 0; width: 100%;
    background: rgba(10, 10, 10, 0.85);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    z-index: 1000;
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 1.25rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.brand-logo {
    font-family: 'Cinzel', serif;
    font-weight: 700;
    font-size: 1.4rem;
    color: var(--text-light);
    text-decoration: none;
    letter-spacing: 2px;
}

.brand-logo span {
    color: var(--gold-primary);
    font-weight: 400;
    margin-left: 4px;
}

.nav-menu {
    display: flex;
    gap: 2.5rem;
}

.nav-link {
    color: var(--text-dim);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    transition: var(--transition-smooth);
    position: relative;
    padding: 0.5rem 0;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0; left: 0; width: 0; height: 1px;
    background: var(--gold-gradient);
    transition: var(--transition-smooth);
}

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

.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
}

.mobile-toggle .bar {
    width: 25px;
    height: 2px;
    background-color: var(--text-light);
    transition: var(--transition-smooth);
}

/* ==========================================================================
   Core Layout Controller Structure
   ========================================================================== */

.main-content {
    padding-top: 80px;
    min-height: calc(100vh - 80px);
    position: relative;
    z-index: 10;
}

.page-section {
    display: none;
    max-width: 1400px;
    margin: 0 auto;
    padding: 4rem 2rem;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.5s ease, transform 0.5s ease;
}

.page-section.active {
    display: block;
    opacity: 1;
    transform: translateY(0);
}

.section-title {
    font-family: 'Cinzel', serif;
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 3.5rem;
    letter-spacing: 2px;
}

/* ==========================================================================
   Advanced 3D Cinematic Scene & Floating Badges Frame
   ========================================================================== */

.hero-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 4rem;
    align-items: center;
    min-height: 70vh;
}

.hero-subtitle {
    font-family: 'Cinzel', serif;
    color: var(--gold-primary);
    letter-spacing: 4px;
    font-size: 0.9rem;
    display: block;
    margin-bottom: 1rem;
}

.hero-title {
    font-family: 'Cinzel', serif;
    font-size: 5.5rem;
    font-weight: 400;
    line-height: 1;
    margin-bottom: 1.5rem;
    letter-spacing: 6px;
    background: var(--gold-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-tagline {
    font-size: 1.3rem;
    color: var(--text-light);
    margin-bottom: 1rem;
    font-weight: 300;
}

.hero-description {
    color: var(--text-dim);
    line-height: 1.7;
    margin-bottom: 2.5rem;
    max-width: 540px;
}

.hero-visual-side {
    display: flex;
    justify-content: center;
    perspective: 2000px;
}

.luxury-3d-scene {
    position: relative;
    width: 100%;
    max-width: 460px;
    height: 540px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.scene-layer {
    position: absolute;
    transition: transform 0.2s cubic-bezier(0.25, 1, 0.5, 1);
    transform-style: preserve-3d;
    pointer-events: none;
}

.layer-main {
    position: relative;
    width: 340px;
    height: 460px;
    z-index: 10;
    pointer-events: auto;
}

.glass-canvass {
    width: 100%; height: 100%;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.05) 0%, rgba(255, 255, 255, 0.01) 100%);
    border: 1px solid rgba(212, 175, 55, 0.3);
    border-radius: 8px;
    box-shadow: 0 40px 80px rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    position: relative;
}

.luxury-sigil {
    font-family: 'Cinzel', serif;
    font-size: 6rem;
    color: transparent;
    background: var(--gold-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    opacity: 0.65;
    text-shadow: 0 0 40px rgba(212,175,55,0.2);
}

.glass-reflection {
    position: absolute;
    top: 0; left: -50%; width: 200%; height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.05), transparent);
    transform: rotate(30deg);
    transition: var(--transition-smooth);
}

.layer-main:hover .glass-reflection {
    transform: translate(50%, 50%) rotate(30deg);
}

.layer-bg { z-index: 1; transform: translateZ(-60px); }

.ambient-ring {
    width: 400px; height: 400px; border-radius: 50%;
    border: 1px solid rgba(212, 175, 55, 0.08);
    background: radial-gradient(circle, rgba(212, 175, 55, 0.03) 0%, transparent 70%);
}

.layer-fg-left { z-index: 20; left: -10px; bottom: 60px; transform: translateZ(40px); }
.layer-fg-right { z-index: 25; right: -10px; top: 60px; transform: translateZ(80px); }

.mini-glass-badge {
    background: rgba(15, 15, 15, 0.8);
    backdrop-filter: blur(16px);
    border: 1px solid rgba(255, 255, 255, 0.08);
    padding: 1rem 1.5rem;
    border-radius: 4px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.5);
}

.mini-glass-badge.gold-tint { border-color: rgba(212, 175, 55, 0.4); }
.mini-glass-badge p { font-size: 0.8rem; font-weight: 600; letter-spacing: 1px; }
.badge-accent { font-size: 0.65rem; color: var(--gold-primary); display: block; margin-bottom: 2px; }

/* Asynchronous Keyframe Engine */
.float-element { animation: luxuryFloat 6s ease-in-out infinite; }
.float-element-delayed { animation: luxuryFloat 6s ease-in-out infinite; animation-delay: -3s; }

@keyframes luxuryFloat {
    0%, 100% { transform: translateY(0) translateZ(50px) rotate(0deg); }
    50% { transform: translateY(-15px) translateZ(65px) rotate(1deg); }
}

/* ==========================================================================
   Section 2: 3D Feature Components Grid
   ========================================================================== */

.features-showcase {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2.5rem;
    perspective: 1000px;
}

.feature-card {
    height: 320px;
    background: var(--card-bg);
    border: 1px solid rgba(255,255,255,0.04);
    border-radius: 4px;
    padding: 2.5rem;
    cursor: pointer;
    transition: var(--transition-smooth);
    transform-style: preserve-3d;
    opacity: 0;
    transform: translateY(30px) rotateX(15deg);
    animation: sectionReveal 0.8s cubic-bezier(0.25, 1, 0.5, 1) forwards;
}

.feature-card:nth-child(2) { animation-delay: 0.15s; }
.feature-card:nth-child(3) { animation-delay: 0.3s; }

@keyframes sectionReveal { to { opacity: 1; transform: translateY(0) rotateX(0deg); } }

.feature-card:hover {
    border-color: var(--gold-primary);
    transform: translateY(-5px) translateZ(15px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.4);
}

.card-inner-3d { transform: translateZ(30px); }
.feat-num { font-family: 'Cinzel', serif; color: var(--gold-primary); font-size: 1.1rem; display: block; margin-bottom: 1.5rem; }
.feature-card h3 { font-family: 'Cinzel', serif; font-size: 1.6rem; margin-bottom: 1rem; font-weight: 400; }
.feature-card p { color: var(--text-dim); font-size: 0.95rem; line-height: 1.6; }

/* ==========================================================================
   Section 3: Markdown Architecture Layouts
   ========================================================================== */

.blog-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 3rem; }

.blog-item-card {
    background: var(--card-bg); border: 1px solid rgba(255,255,255,0.05);
    padding: 2.5rem; border-radius: 4px; cursor: pointer; transition: var(--transition-smooth);
}

.blog-item-card:hover { border-color: rgba(212,175,55,0.4); transform: scale(1.01); }
.blog-date { font-size: 0.8rem; color: var(--gold-primary); text-transform: uppercase; letter-spacing: 2px; display: block; margin-bottom: 0.75rem; }
.blog-item-card h3 { font-family: 'Cinzel', serif; font-size: 1.7rem; margin-bottom: 1rem; font-weight: 400; }
.blog-item-card p { color: var(--text-dim); line-height: 1.6; font-size: 0.95rem; }

.markdown-body { margin-top: 3rem; line-height: 1.8; color: var(--text-dim); }
.markdown-body h1 { font-family: 'Cinzel', serif; color: var(--text-light); font-size: 3rem; margin-bottom: 1.5rem; }
.markdown-body p { margin-bottom: 1.5rem; font-size: 1.1rem; }

/* ==========================================================================
   Section 4: Coordinates Tracking & Vector Map Engine
   ========================================================================== */

.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; }
.contact-info h3 { font-family: 'Cinzel', serif; font-size: 1.8rem; margin-bottom: 1.5rem; font-weight: 400; }
.phone-link { font-size: 1.2rem; margin-bottom: 0.5rem; }
.phone-link a { color: var(--gold-primary); text-decoration: none; font-weight: 600; }
.location-text { color: var(--text-dim); margin-bottom: 3rem; }
.direction-engine { background: rgba(255,255,255,0.02); border: 1px solid rgba(255,255,255,0.05); padding: 2rem; border-radius: 4px; }
.direction-engine h4 { font-family: 'Cinzel', serif; margin-bottom: 0.5rem; font-size: 1.1rem; }
.engine-desc { color: var(--text-dim); font-size: 0.9rem; margin-bottom: 1.5rem; }

.map-placeholder-container {
    width: 100%; height: 400px; background: #111;
    border: 1px solid var(--border-gold); border-radius: 4px;
    overflow: hidden; position: relative;
}

#map-target {
    width: 100%; height: 100%; display: flex; align-items: center; justify-content: center;
    background: radial-gradient(circle at center, #1a1a1a 0%, #0d0d0d 100%);
    transition: var(--transition-smooth);
}

.map-overlay { text-align: center; z-index: 5; }
.map-icon { font-size: 2.5rem; display: block; margin-bottom: 1rem; animation: floatPin 2s ease-in-out infinite; }

@keyframes floatPin { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }

/* ==========================================================================
   Buttons System Frame
   ========================================================================== */

.btn {
    display: inline-block; padding: 1rem 2.5rem; font-size: 0.85rem;
    font-weight: 600; text-transform: uppercase; letter-spacing: 2px;
    border-radius: 2px; cursor: pointer; transition: var(--transition-smooth);
}

.btn-primary { background: transparent; color: var(--text-light); border: 1px solid var(--gold-primary); }
.btn-primary:hover { background: var(--gold-gradient); color: #000; box-shadow: 0 0 20px rgba(212,175,55,0.3); }
.btn-secondary { background: rgba(255,255,255,0.05); color: var(--text-light); border: 1px solid rgba(255,255,255,0.1); }
.btn-secondary:hover { background: rgba(255,255,255,0.1); }
.hidden { display: none !important; }

/* ==========================================================================
   Responsive Overrides (Adaptability Grid Matrix)
   ========================================================================== */

@media (max-width: 1024px) {
    .hero-title { font-size: 4rem; }
    .hero-grid, .contact-grid { grid-template-columns: 1fr; gap: 3rem; }
    .features-showcase { grid-template-columns: repeat(2, 1fr); }
    .hero-visual-side { margin-top: 2rem; }
}

@media (max-width: 768px) {
    .mobile-toggle { display: flex; }
    
    .nav-menu {
        position: fixed; top: 75px; left: -100%; width: 100%; height: calc(100vh - 75px);
        background: rgba(10, 10, 10, 0.98); backdrop-filter: blur(20px);
        flex-direction: column; align-items: center; justify-content: center; gap: 3rem;
        transition: var(--transition-smooth);
    }
    
    .nav-menu.mobile-open { left: 0; }
    
    .mobile-toggle.open .bar:nth-child(1) { transform: rotate(45deg) translate(6px, 6px); }
    .mobile-toggle.open .bar:nth-child(2) { opacity: 0; }
    .mobile-toggle.open .bar:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }
    
    .hero-title { font-size: 3.2rem; }
    .features-showcase, .blog-grid { grid-template-columns: 1fr; }
    .luxury-3d-scene { height: 440px; }
    .layer-main { width: 280px; height: 380px; }
}