/* ========================================
   ARC 2.0 - Gothic Elegant Design
   Золото, Чёрный, Белый - Изысканность
   ======================================== */

:root {
    /* Gothic Dark Palette - Black, White, Dark Green */
    --green-primary: #2d5016;
    --green-light: #3a6b1f;
    --green-dark: #1a3010;
    --green-pale: #4a7c2b;
    --green-accent: #5a8f3a;
    
    --black-deep: #000000;
    --black-soft: #0f0f0f;
    --gray-dark: #1a1a1a;
    --gray-medium: #2d2d2d;
    --gray-light: #404040;
    --gray-lighter: #555555;
    
    --white-pure: #ffffff;
    --white-soft: #f5f5f5;
    --white-muted: #e0e0e0;
    --white-dark: #d0d0d0;
    
    --accent-burgundy: #4a0000;
    --accent-emerald: #0f5132;
    --accent-forest: #1b3b1b;
    
    /* Typography */
    --font-display: 'Cinzel', serif;
    --font-elegant: 'Playfair Display', serif;
    --font-body: 'Cormorant Garamond', serif;
    --font-gothic: 'UnifrakturMaguntia', serif;
    
    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2rem;
    --space-xl: 3rem;
    --space-xxl: 4rem;
    
    /* Shadows */
    --shadow-soft: 0 4px 20px rgba(0, 0, 0, 0.3);
    --shadow-medium: 0 8px 30px rgba(0, 0, 0, 0.5);
    --shadow-strong: 0 12px 40px rgba(0, 0, 0, 0.7);
    --shadow-green: 0 0 30px rgba(45, 80, 22, 0.5);
    --shadow-glow: 0 0 20px rgba(90, 143, 58, 0.4);
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.4s ease;
    --transition-slow: 0.6s ease;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    background: var(--black-soft);
    color: var(--white-soft);
    line-height: 1.7;
    overflow-x: hidden;
    position: relative;
}

/* ========================================
   Advanced Particle Background
   ======================================== */
#particles-js {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    opacity: 0.4;
}

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

/* ========================================
   Gothic Ornamental Overlay
   ======================================== */
.gothic-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 2;
}

.ornament {
    position: absolute;
    width: 150px;
    height: 150px;
    color: var(--green-primary);
    opacity: 0.25;
    transition: opacity var(--transition-slow);
    filter: drop-shadow(0 0 5px var(--green-dark));
}

.ornament-top-left { top: 20px; left: 20px; }
.ornament-top-right { top: 20px; right: 20px; transform: scaleX(-1); }
.ornament-bottom-left { bottom: 20px; left: 20px; transform: scaleY(-1); }
.ornament-bottom-right { bottom: 20px; right: 20px; transform: scale(-1); }

.ornament-path {
    stroke-dasharray: 200;
    stroke-dashoffset: 200;
    animation: drawOrnament 3s ease-in-out forwards;
}

@keyframes drawOrnament {
    to { stroke-dashoffset: 0; }
}

body:hover .ornament {
    opacity: 0.6;
}

/* ========================================
   Loading Screen - Elegant
   ======================================== */
.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--black-deep) 0%, var(--gray-dark) 50%, var(--black-deep) 100%);
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.8s ease;
}

.loading-screen.hidden {
    opacity: 0;
    pointer-events: none;
}

.loading-content {
    text-align: center;
    max-width: 500px;
}

.loading-logo {
    width: 300px;
    height: 300px;
    margin: 0 auto 2rem;
}

.arc-emblem {
    width: 100%;
    height: 100%;
    filter: drop-shadow(0 0 20px var(--green-light));
}

.arc-emblem path,
.arc-emblem circle {
    stroke-dasharray: 1000;
    stroke-dashoffset: 1000;
    animation: drawEmblem 3s ease-in-out forwards;
}

@keyframes drawEmblem {
    to { stroke-dashoffset: 0; }
}

.loading-title {
    font-family: var(--font-gothic);
    font-size: 4rem;
    color: var(--white-pure);
    margin-bottom: var(--space-sm);
    text-shadow: 0 0 30px rgba(90, 143, 58, 0.8);
    animation: titleGlow 2s ease-in-out infinite;
}

@keyframes titleGlow {
    0%, 100% { text-shadow: 0 0 20px rgba(45, 80, 22, 0.7); }
    50% { text-shadow: 0 0 40px rgba(90, 143, 58, 1); }
}

.loading-subtitle {
    font-family: var(--font-elegant);
    font-size: 1.3rem;
    color: var(--white-cream);
    margin-bottom: var(--space-xl);
    font-style: italic;
}

.loading-bar {
    width: 100%;
    height: 3px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid var(--gold-primary);
    border-radius: 10px;
    overflow: hidden;
    margin-bottom: var(--space-md);
}

.loading-progress {
    height: 100%;
    background: linear-gradient(90deg, var(--green-dark), var(--green-light), var(--green-dark));
    background-size: 200% 100%;
    width: 0%;
    transition: width 0.3s ease;
    animation: shimmer 2s linear infinite;
}

@keyframes shimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}

.loading-text {
    font-family: var(--font-elegant);
    font-size: 1rem;
    color: var(--green-light);
    font-style: italic;
}

/* ========================================
   Navigation - Elegant
   ======================================== */
.main-nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 90px;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 2px solid var(--green-primary);
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 var(--space-xl);
    box-shadow: var(--shadow-green);
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-family: var(--font-gothic);
    font-size: 2.5rem;
    color: var(--white-pure);
    text-shadow: 0 0 20px rgba(90, 143, 58, 0.8);
}

.logo-ornament {
    font-size: 1.5rem;
    animation: ornamentPulse 3s ease-in-out infinite;
}

@keyframes ornamentPulse {
    0%, 100% { transform: scale(1); opacity: 0.8; }
    50% { transform: scale(1.2); opacity: 1; }
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--space-lg);
}

.nav-link {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    color: var(--white-soft);
    text-decoration: none;
    font-family: var(--font-elegant);
    font-size: 1.1rem;
    padding: var(--space-sm) var(--space-md);
    border-bottom: 2px solid transparent;
    transition: all var(--transition-normal);
    position: relative;
}

.link-ornament {
    font-size: 0.8rem;
    color: var(--gold-primary);
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.nav-link:hover .link-ornament,
.nav-link.active .link-ornament {
    opacity: 1;
}

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

.nav-link::before {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--gold-light), transparent);
    transition: width var(--transition-normal);
}

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

.guide-btn {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    background: linear-gradient(135deg, var(--gold-dark), var(--gold-primary));
    color: var(--black-deep);
    border: 2px solid var(--gold-light);
    padding: var(--space-sm) var(--space-lg);
    font-family: var(--font-elegant);
    font-size: 1rem;
    font-weight: 600;
    border-radius: 50px;
    cursor: pointer;
    transition: all var(--transition-normal);
    box-shadow: var(--shadow-gold);
}

.guide-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 40px rgba(212, 175, 55, 0.6);
}

/* ========================================
   Ethereal Guide
   ======================================== */
/* Скрываем старый орб-проводник - используем новый интерактивный тур */
.ethereal-guide {
    display: none !important;
}

.guide-orb {
    width: 100px;
    height: 100px;
    position: relative;
    animation: orbFloat 4s ease-in-out infinite;
}

@keyframes orbFloat {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(180deg); }
}

.orb-core {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 60px;
    height: 60px;
    transform: translate(-50%, -50%);
    background: radial-gradient(circle, var(--gold-light), var(--gold-primary));
    border-radius: 50%;
    box-shadow: 
        0 0 30px var(--gold-light),
        inset 0 0 20px rgba(255, 255, 255, 0.5);
    animation: coreGlow 2s ease-in-out infinite;
}

@keyframes coreGlow {
    0%, 100% { box-shadow: 0 0 30px var(--gold-light); }
    50% { box-shadow: 0 0 50px var(--gold-light), 0 0 80px var(--gold-primary); }
}

.orb-ring {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    border: 2px solid var(--gold-primary);
    border-radius: 50%;
    opacity: 0.6;
}

.orb-ring-1 {
    width: 75px;
    height: 75px;
    animation: ringRotate 3s linear infinite;
}

.orb-ring-2 {
    width: 90px;
    height: 90px;
    animation: ringRotate 4s linear infinite reverse;
}

.orb-ring-3 {
    width: 105px;
    height: 105px;
    animation: ringRotate 5s linear infinite;
}

@keyframes ringRotate {
    from { transform: translate(-50%, -50%) rotate(0deg); }
    to { transform: translate(-50%, -50%) rotate(360deg); }
}

.guide-speech {
    position: absolute;
    bottom: 120px;
    right: 0;
    width: 320px;
    background: rgba(0, 0, 0, 0.95);
    border: 2px solid var(--gold-primary);
    border-radius: 20px;
    padding: var(--space-md);
    opacity: 0;
    transform: translateY(20px) scale(0.9);
    transition: all var(--transition-normal);
    pointer-events: none;
    box-shadow: var(--shadow-gold);
}

.ethereal-guide:hover .guide-speech,
.ethereal-guide.active .guide-speech {
    opacity: 1;
    transform: translateY(0) scale(1);
    pointer-events: all;
}

.speech-text {
    font-family: var(--font-elegant);
    font-size: 1.05rem;
    color: var(--white-cream);
    font-style: italic;
    line-height: 1.6;
}

/* ========================================
   Main Content
   ======================================== */
.main-content {
    position: relative;
    z-index: 3;
    margin-top: 90px;
    min-height: calc(100vh - 90px);
}

.content-section {
    min-height: calc(100vh - 90px);
    padding: var(--space-xxl) var(--space-xl);
    display: none;
    opacity: 0;
}

.content-section.active {
    display: block;
    animation: sectionFadeIn 0.8s ease forwards;
}

@keyframes sectionFadeIn {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

.section-inner {
    max-width: 1400px;
    margin: 0 auto;
}

/* ========================================
   Hero Section
   ======================================== */
.hero-container {
    text-align: center;
    padding: var(--space-xxl) 0;
}

.hero-title {
    font-family: var(--font-gothic);
    font-size: clamp(4rem, 12vw, 8rem);
    color: var(--gold-light);
    margin-bottom: var(--space-lg);
    text-shadow: 0 0 40px rgba(212, 175, 55, 0.8);
    letter-spacing: 0.1em;
}

.title-word {
    display: inline-block;
    animation: titleReveal 2s ease-in-out;
}

@keyframes titleReveal {
    0% { opacity: 0; transform: scale(0.5) rotateY(90deg); }
    100% { opacity: 1; transform: scale(1) rotateY(0deg); }
}

.hero-subtitle-container {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
}

.subtitle-ornament {
    color: var(--gold-primary);
    font-size: 0.9rem;
    opacity: 0.6;
}

.hero-subtitle {
    font-family: var(--font-elegant);
    font-size: clamp(1.5rem, 3vw, 2.5rem);
    color: var(--white-cream);
    font-style: italic;
    font-weight: 400;
}

.hero-description {
    font-size: clamp(1.1rem, 2vw, 1.3rem);
    color: var(--white-soft);
    max-width: 800px;
    margin: 0 auto var(--space-xl);
    line-height: 1.8;
    opacity: 0.9;
}

.hero-actions {
    display: flex;
    gap: var(--space-lg);
    justify-content: center;
    flex-wrap: wrap;
}

/* ========================================
   Buttons - Elegant
   ======================================== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-xl);
    font-family: var(--font-elegant);
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 50px;
    cursor: pointer;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.3), transparent);
    transform: translate(-50%, -50%);
    transition: all 0.5s ease;
    border-radius: 50%;
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--gold-dark), var(--gold-primary));
    color: var(--black-deep);
    border: 2px solid var(--gold-light);
    box-shadow: var(--shadow-gold);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 0 50px rgba(212, 175, 55, 0.8);
}

.btn-secondary {
    background: transparent;
    color: var(--gold-primary);
    border: 2px solid var(--gold-primary);
}

.btn-secondary:hover {
    background: rgba(212, 175, 55, 0.1);
    border-color: var(--gold-light);
    color: var(--gold-light);
}

.btn-ornament {
    font-size: 1.2rem;
}

/* Continue in next part... */