/*
Theme Name: Areta Aurum
Theme URI: https://aurumufa.ru
Author: KVIT
Author URI: https://kvit.info
Description: Премиальная тема для площадки мероприятий Aurum Ufa — по структуре PDF
Version: 1.1.0
License: GNU General Public License v2
Text Domain: aurum
*/

/* ═══════ RESET & BASE ═══════ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; }
body {
    background: #000;
    color: #fff;
    font-family: 'Inter', 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
}
a { color: #C9A84C; text-decoration: none; transition: all 0.3s; }
a:hover { opacity: 0.8; }
img { max-width: 100%; height: auto; }

/* ═══════ GOLD ACCENT ═══════ */
.txt-gold { color: #C9A84C; }
.txt-white { color: #fff; }

/* ═══════ CONTAINER ═══════ */
.container { max-width: 1200px; margin: 0 auto; padding: 0 2rem; }
.sec-head--center { text-align: center; margin-bottom: 3rem; }
.sec-head--left { margin-bottom: 2rem; }

/* ═══════ SECTION HEAD ═══════ */
.sec-head-sub {
    display: block;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: #C9A84C;
    margin-bottom: 0.5rem;
}
.sec-head-main {
    font-family: 'Inter', sans-serif;
    font-size: clamp(1.5rem, 3.5vw, 2.5rem);
    font-weight: 700;
    line-height: 1.2;
}
.sec-head-main--split br { display: none; }
@media (max-width: 768px) {
    .sec-head-main--split br { display: block; }
}

/* ═══════ PAGE 1: HERO ═══════ */
.hero-1 {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    background: #000;
    overflow: hidden;
}
.hero-bg {
    position: absolute; inset: 0;
    background: radial-gradient(ellipse at 30% 20%, rgba(201,168,76,0.12) 0%, transparent 60%),
                radial-gradient(ellipse at 70% 80%, rgba(201,168,76,0.08) 0%, transparent 50%);
}
.hero-bg-img {
    position: absolute; inset: 0;
    width: 100%; height: 100%;
    object-fit: cover;
    opacity: 0.35;
    filter: brightness(0.5) contrast(1.1);
}
.hero-fx {
    position: absolute; inset: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23C9A84C' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.5;
}
.hero-content {
    position: relative; z-index: 1;
    text-align: center;
    padding: 2rem;
    max-width: 700px;
}
.hero-logo-wrap {
    margin-bottom: 2rem;
    text-align: center;
}
.hero-logo-img {
    max-width: 280px;
    height: auto;
    margin: 0 auto 1rem;
    display: block;
}
.hero-logo-text {
    display: block;
    font-family: 'Playfair Display', 'Georgia', serif;
    font-style: italic;
    font-size: clamp(2rem, 5vw, 3.5rem);
    color: #C9A84C;
    letter-spacing: 0.05em;
}
.hero-tagline {
    display: block;
    font-family: 'Inter', sans-serif;
    font-weight: 300;
    font-size: clamp(0.9rem, 2vw, 1.2rem);
    color: #fff;
    margin-top: 0.5rem;
    letter-spacing: 0.05em;
}
.hero-cta-wrap {
    display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap;
    margin-top: 2rem;
}
.btn-gold {
    display: inline-block;
    padding: 1rem 2.5rem;
    background: #C9A84C;
    color: #000;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-size: 0.85rem;
    border: 2px solid #C9A84C;
    transition: all 0.3s;
}
.btn-gold:hover {
    background: transparent;
    color: #C9A84C;
    opacity: 1;
}
.btn-gold-outline {
    display: inline-block;
    padding: 1rem 2.5rem;
    background: transparent;
    color: #C9A84C;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-size: 0.85rem;
    border: 2px solid #C9A84C;
    transition: all 0.3s;
}
.btn-gold-outline:hover {
    background: #C9A84C;
    color: #000;
    opacity: 1;
}
.hero-scroll {
    position: absolute; bottom: 2rem; left: 50%; transform: translateX(-50%);
    width: 2px; height: 40px; background: #C9A84C; opacity: 0.5;
    animation: heroScroll 2s ease-in-out infinite;
}
@keyframes heroScroll {
    0%, 100% { opacity: 0.3; transform: translateX(-50%) scaleY(1); }
    50% { opacity: 1; transform: translateX(-50%) scaleY(1.2); }
}

/* ═══════ PAGE 2: SCALE ═══════ */
.sec-scale { padding: 6rem 0; }
.scale-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: center; }
.scale-list { list-style: none; }
.scale-list li {
    display: flex; gap: 1rem; align-items: flex-start;
    margin-bottom: 2rem;
}
.scale-arrow {
    display: block; width: 8px; height: 8px; min-width: 8px;
    border-top: 2px solid #C9A84C; border-right: 2px solid #C9A84C;
    transform: rotate(45deg);
    margin-top: 0.5rem;
}
.scale-list strong {
    display: block; color: #C9A84C; font-size: 1.1rem; margin-bottom: 0.3rem;
}
.scale-list span { color: #aaa; font-size: 0.95rem; }
.scale-photo {
    border-radius: 8px; overflow: hidden;
    border: 1px solid #222;
}
.photo-placeholder {
    width: 100%; height: 100%; min-height: 400px;
    display: flex; align-items: center; justify-content: center;
    border-radius: 8px;
    font-size: 1rem; color: #666;
    background: linear-gradient(135deg, #111 0%, #1a1a1a 100%);
}
.photo-placeholder.gold {
    background: linear-gradient(135deg, rgba(201,168,76,0.1) 0%, #111 100%);
    border: 1px solid rgba(201,168,76,0.3);
    color: #C9A84C;
}

/* ═══════ PAGE 3: TECH ═══════ */
.sec-tech { padding: 6rem 0; background: #0a0a0a; }
.tech-grid {
    display: grid; grid-template-columns: repeat(2, 1fr); gap: 2rem;
}
.tech-card {
    background: #111;
    border: 1px solid #222;
    border-radius: 8px;
    padding: 2.5rem 2rem;
    transition: all 0.4s;
}
.tech-card:hover {
    border-color: #C9A84C;
    transform: translateY(-4px);
}
.tech-icon {
    font-size: 2rem;
    color: #C9A84C;
    margin-bottom: 1rem;
}
.tech-card h3 {
    color: #C9A84C;
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 0.8rem;
}
.tech-card p { color: #aaa; font-size: 0.9rem; line-height: 1.5; }

/* ═══════ PAGE 4: LAYOUT ═══════ */
.sec-layout { padding: 6rem 0; }
.layout-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: start; }
.map-title {
    font-size: 1.2rem; font-weight: 700; margin-bottom: 2rem;
    display: flex; justify-content: space-between; align-items: center;
}
.map-size {
    background: #C9A84C; color: #000; padding: 0.3rem 1rem;
    font-size: 0.9rem; border-radius: 20px; font-weight: 700;
}
.map-zones {
    background: #111; border: 1px solid #222; border-radius: 8px;
    padding: 2rem;
    display: grid; gap: 1rem;
}
.zone {
    border: 1px solid #C9A84C; border-radius: 4px; padding: 1.5rem;
    display: flex; flex-direction: column; gap: 0.3rem;
    transition: all 0.3s;
}
.zone:hover { background: rgba(201,168,76,0.05); }
.zone--main { grid-column: span 1; border-width: 2px; }
.zone--small { }
.zone-label { color: #fff; font-weight: 700; font-size: 1rem; }
.zone-area { color: #C9A84C; font-size: 0.85rem; font-weight: 600; }
.layout-zones h3 {
    font-size: 1.3rem; margin-bottom: 1.5rem;
    display: flex; align-items: center;
}
.layout-zones h3 span { }
.zone-list { list-style: none; }
.zone-list li {
    display: flex; align-items: center; gap: 0.8rem;
    padding: 1rem 0;
    border-bottom: 1px solid #222;
}
.zl-arrow {
    display: block; width: 8px; height: 8px; min-width: 8px;
    border-top: 2px solid #C9A84C; border-right: 2px solid #C9A84C;
    transform: rotate(45deg);
}
.zl-val { margin-left: auto; color: #C9A84C; font-weight: 700; white-space: nowrap; }

/* ═══════ PAGE 5: TRANSFORM ═══════ */
.sec-transform { padding: 6rem 0; background: #0a0a0a; }
.transform-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: center; }
.transform-text p { color: #aaa; font-size: 0.95rem; margin-bottom: 1.5rem; line-height: 1.7; }
.transform-photo {
    border-radius: 8px; overflow: hidden;
    border: 1px solid #222;
}
.transform-photo .photo-placeholder { min-height: 500px; }

/* ═══════ PAGE 6: STYLE ═══════ */
.sec-style { padding: 6rem 0; }
.style-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; }
.style-card {
    border-radius: 8px; overflow: hidden;
    border: 1px solid #222;
    transition: all 0.4s;
}
.style-card:hover {
    border-color: #C9A84C;
    transform: translateY(-4px);
}
.style-photo {
    height: 250px;
    overflow: hidden;
}
.style-photo .photo-placeholder { min-height: 250px; border-radius: 0; }
.style-content { padding: 1.5rem; }
.style-content h3 {
    color: #fff; font-size: 1.1rem; font-weight: 700; margin-bottom: 0.5rem;
}
.style-content p { color: #aaa; font-size: 0.9rem; line-height: 1.5; }

/* ═══════ PAGE 7: INFRA ═══════ */
.sec-infra { padding: 6rem 0; background: #0a0a0a; }
.infra-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 3rem; }
.infra-card {
    background: #111;
    border: 1px solid #222;
    border-radius: 8px;
    padding: 2.5rem;
}
.infra-card h3 {
    color: #fff; font-size: 1.3rem; font-weight: 700; margin-bottom: 1.5rem;
}
.check-list { list-style: none; }
.check-list li {
    position: relative;
    padding-left: 1.5rem;
    margin-bottom: 1.2rem;
    color: #aaa; font-size: 0.95rem; line-height: 1.6;
}
.check-list li::before {
    content: '';
    position: absolute; left: 0; top: 0.5rem;
    width: 8px; height: 8px;
    border-top: 2px solid #C9A84C; border-right: 2px solid #C9A84C;
    transform: rotate(45deg);
}

/* ═══════ PAGE 8: CONTACT ═══════ */
.sec-contact {
    padding: 6rem 0;
    display: flex; align-items: center; justify-content: center;
}
.contact-content { text-align: center; max-width: 700px; }
.contact-logo-wrap { margin-bottom: 3rem; }
.contact-title {
    font-family: 'Inter', sans-serif;
    font-size: clamp(2rem, 4vw, 3.5rem);
    font-weight: 700;
    margin-bottom: 1.5rem;
}
.contact-desc {
    color: #aaa; font-size: 1.1rem; line-height: 1.6; margin-bottom: 1.5rem;
}
.contact-addr {
    color: #C9A84C; font-size: 1.1rem; margin-bottom: 2rem;
}
.contact-phone {
    display: inline-block;
    padding: 1.2rem 3rem;
    background: #111;
    border: 2px solid #C9A84C;
    border-radius: 50px;
    color: #C9A84C;
    font-size: 1.5rem;
    font-weight: 700;
    transition: all 0.3s;
}
.contact-phone:hover {
    background: #C9A84C;
    color: #000;
    opacity: 1;
}

/* ═══════ NAVIGATION ═══════ */
.site-nav {
    position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
    background: rgba(0,0,0,0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid #222;
}
.nav-inner {
    max-width: 1200px; margin: 0 auto;
    display: flex; align-items: center; justify-content: space-between;
    padding: 1rem 2rem;
}
.nav-logo {
    display: inline-block;
    max-width: 80px;
    height: auto;
}
.nav-logo img {
    max-width: 100%;
    height: auto;
    display: block;
}
.nav-menu { display: flex; gap: 2rem; list-style: none; }
.nav-menu a { color: #fff; font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.05em; }
.nav-menu a:hover { color: #C9A84C; }
.nav-phone { color: #C9A84C; font-weight: 600; font-size: 0.9rem; }

/* ═══════ FOOTER ═══════ */
.site-footer {
    background: #0a0a0a;
    border-top: 1px solid #222;
    padding: 2rem;
    text-align: center;
    color: #555;
    font-size: 0.85rem;
}
.site-footer a { color: #C9A84C; margin: 0 0.5rem; }
.site-footer a:hover { opacity: 0.8; }

/* ═══════ RESPONSIVE ═══════ */
@media (max-width: 768px) {
    .nav-menu { display: none; }
    .scale-grid,
    .transform-grid,
    .layout-grid { grid-template-columns: 1fr; gap: 2rem; }
    .tech-grid,
    .infra-grid { grid-template-columns: 1fr; }
    .style-grid { grid-template-columns: 1fr; }
    .sec-scale, .sec-tech, .sec-layout, .sec-transform, .sec-style, .sec-infra, .sec-contact { padding: 4rem 0; }
    .container { padding: 0 1rem; }
    .map-zones { grid-template-columns: 1fr; }
    .hero-logo-svg svg { width: 80px; }
}