:root {
    --bg-color: #121212;
    --text-color: #e0e0e0;
    --accent-gold: #c5a059;
    --accent-copper: #b87333;
    --glass-bg: rgba(30, 30, 30, 0.6);
    --glass-border: rgba(197, 160, 89, 0.3);
    --card-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
    --font-header: 'Cinzel', serif; /* Стимпанк шрифт */
    --font-body: 'Lato', sans-serif;
}

body {
    margin: 0;
    padding: 0;
    font-family: var(--font-body);
    background-color: var(--bg-color);
    color: var(--text-color);
    background-image: radial-gradient(circle at 50% 50%, #1a1a1a 0%, #0a0a0a 100%);
    min-height: 100vh;
    overflow-x: hidden;
    display: flex;
    flex-direction: column;
}

/* --- Фон и Эффекты --- */
.background-effects {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    pointer-events: none;
    overflow: hidden;
}

.gear {
    position: absolute;
    opacity: 0.15;
    filter: sepia(100%) hue-rotate(-30deg) saturate(300%);
}

.gear-large {
    width: 400px;
    top: -100px;
    left: -100px;
}

.gear-small {
    width: 200px;
    bottom: -50px;
    right: -50px;
}

.steam-overlay {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 300px;
    background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
    z-index: -1;
}

/* Анимации */
@keyframes spin { 100% { transform: rotate(360deg); } }
.spin-slow { animation: spin 60s linear infinite; }
.spin-fast { animation: spin 30s linear infinite reverse; }

/* --- Навигация --- */
header {
    position: sticky;
    top: 0;
    z-index: 100;
    padding: 1rem;
}

.nav.glass-panel {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 1rem 2rem;
    box-shadow: var(--card-shadow);
    position: relative;
}

.nav a {
    color: var(--text-color);
    text-decoration: none;
    margin-right: 20px;
    font-family: var(--font-header);
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: color 0.3s, text-shadow 0.3s;
    font-size: 0.9rem;
}

.nav a:hover, .nav a.active-link {
    color: var(--accent-gold);
    text-shadow: 0 0 8px var(--accent-gold);
}

/* Название бренда — видно только на мобильных */
.nav-brand {
    display: none;
    font-family: var(--font-header);
    color: var(--accent-gold);
    font-size: 1.1rem;
    letter-spacing: 2px;
    text-decoration: none;
    text-transform: uppercase;
}

/* --- Hamburger кнопка --- */
.hamburger {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 28px;
    height: 20px;
    cursor: pointer;
    padding: 0;
    background: transparent;
    border: none;
    z-index: 200;
    flex-shrink: 0;
}

.hamburger span {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--accent-copper);
    border-radius: 2px;
    transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    transform-origin: center;
}

/* Анимация X при открытом меню */
.hamburger.open span:nth-child(1) {
    transform: translateY(9px) rotate(45deg);
    background: var(--accent-gold);
}
.hamburger.open span:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}
.hamburger.open span:nth-child(3) {
    transform: translateY(-9px) rotate(-45deg);
    background: var(--accent-gold);
}

/* --- Мобильное меню --- */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }

    .nav.glass-panel {
        flex-wrap: wrap;
        padding: 0.8rem 1.2rem;
    }

    /* Логотип/название слева, hamburger справа */
    .nav-brand {
        display: block;
    }

    /* Скрываем ссылки и контролы */
    .nav-links,
    .nav-controls {
        display: none;
        width: 100%;
        flex-direction: column;
        gap: 0;
        padding-top: 0.5rem;
    }

    /* Показываем при открытом меню */
    .nav-links.open,
    .nav-controls.open {
        display: flex;
    }

    .nav-links a {
        display: block;
        padding: 0.7rem 0;
        margin-right: 0;
        border-bottom: 1px solid rgba(197, 160, 89, 0.15);
        font-size: 0.95rem;
    }

    .nav-links a:last-child {
        border-bottom: none;
    }

    .nav-controls {
        padding-top: 0.7rem;
        padding-bottom: 0.4rem;
        gap: 0.7rem;
        align-items: flex-start;
    }

    .nav-controls a {
        margin-right: 0;
        font-size: 0.8rem;
        opacity: 0.7;
    }

    .lang-switcher {
        display: flex;
        flex-wrap: wrap;
        gap: 6px;
    }

    .lang-switcher button {
        padding: 4px 8px;
        font-size: 0.75rem;
    }
}

.lang-switcher button {
    background: transparent;
    border: 1px solid var(--accent-copper);
    color: var(--accent-copper);
    padding: 5px 10px;
    border-radius: 4px;
    cursor: pointer;
    font-family: var(--font-header);
    transition: all 0.3s;
}

.lang-switcher button:hover,
.lang-switcher button.active-lang {
    background: var(--accent-copper);
    color: #000;
    box-shadow: 0 0 10px var(--accent-copper);
}

/* --- Контент --- */
main {
    flex: 1;
    max-width: 1000px;
    margin: 2rem auto;
    padding: 0 1rem;
    width: 100%;
    box-sizing: border-box;
}

h1 {
    font-family: var(--font-header);
    color: var(--accent-gold);
    font-size: 3rem;
    text-align: center;
    margin-bottom: 0.5rem;
    text-shadow: 2px 2px 4px #000;
    border-bottom: 2px solid var(--accent-copper);
    display: inline-block;
    padding-bottom: 10px;
}

.subtitle {
    text-align: center;
    color: #aaa;
    margin-bottom: 3rem;
}

/* Карточки (Glassmorphism) */
.card.glass-card {
    background: rgba(40, 40, 40, 0.4);
    backdrop-filter: blur(8px);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    padding: 2rem;
    margin-bottom: 2rem;
    transition: transform 0.3s;
    position: relative;
    overflow: hidden;
}

.card.glass-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(to bottom, var(--accent-gold), var(--accent-copper));
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 40px rgba(197, 160, 89, 0.1);
}

h2 {
    font-family: var(--font-header);
    color: var(--accent-copper);
    margin-top: 0;
}

/* --- Формы --- */
input, textarea {
    width: 100%;
    background: rgba(0,0,0,0.3);
    border: 1px solid var(--accent-copper);
    color: var(--text-color);
    padding: 10px;
    border-radius: 6px;
    margin-bottom: 15px;
    font-family: var(--font-body);
}

button[type="submit"] {
    background: linear-gradient(45deg, var(--accent-copper), var(--accent-gold));
    border: none;
    color: #000;
    padding: 10px 25px;
    font-weight: bold;
    cursor: pointer;
    font-family: var(--font-header);
    text-transform: uppercase;
    clip-path: polygon(10px 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%, 0 10px);
    transition: transform 0.2s;
}

button[type="submit"]:hover {
    transform: scale(1.05);
}

/* --- Кнопки --- */
.btn-group {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
    align-items: center;
    margin-top: 0.5rem;
}

.btn-youtube {
    color: #ff4444;
    font-weight: bold;
    text-decoration: none;
    border: 1px solid #ff4444;
    padding: 6px 14px;
    border-radius: 6px;
    font-family: var(--font-header);
    font-size: 0.85rem;
    letter-spacing: 0.5px;
    transition: all 0.3s;
}

.btn-youtube:hover {
    background: #ff4444;
    color: #fff;
    box-shadow: 0 0 12px rgba(255,68,68,0.4);
}

.btn-text {
    color: var(--accent-gold);
    text-decoration: none;
    border-bottom: 1px solid var(--accent-copper);
    padding-bottom: 2px;
    font-family: var(--font-header);
    font-size: 0.9rem;
    transition: color 0.3s, border-color 0.3s;
}

.btn-text:hover {
    color: #fff;
    border-color: var(--accent-gold);
}

/* Карточка с золотой рамкой */
.card-highlight {
    border-color: var(--accent-gold) !important;
}

.card-outro {
    text-align: center;
    margin-top: 1.5rem;
    font-size: 1.05em;
    color: var(--accent-gold);
    font-style: italic;
}

/* Иконка приложения */
.app-icon {
    width: 80px;
    height: 80px;
    border-radius: 16px;
    margin-right: 20px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.5);
    border: 1px solid var(--accent-copper);
    flex-shrink: 0;
}

.app-header {
    display: flex;
    align-items: center;
    margin-bottom: 1rem;
}

/* --- Footer --- */
footer {
    text-align: center;
    padding: 2rem;
    margin-top: auto;
    font-size: 0.9rem;
    border-top: 1px solid rgba(255,255,255,0.1);
    color: #666;
}

footer a {
    color: var(--accent-copper);
    text-decoration: none;
}

/* =====================================================
   FADE-IN при скролле
   ===================================================== */
.card.glass-card,
.app-hero,
.feature-image-wrapper {
    opacity: 0;
    transform: translateY(28px);
    transition: opacity 0.55s ease, transform 0.55s ease;
}

.card.glass-card.visible,
.app-hero.visible,
.feature-image-wrapper.visible {
    opacity: 1;
    transform: translateY(0);
}

/* =====================================================
   Кнопка "Наверх"
   ===================================================== */
#back-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 46px;
    height: 46px;
    background: var(--glass-bg);
    border: 1px solid var(--accent-copper);
    border-radius: 50%;
    color: var(--accent-gold);
    font-size: 1.3rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 20px rgba(0,0,0,0.5);
    opacity: 0;
    transform: translateY(12px);
    pointer-events: none;
    transition: opacity 0.3s, transform 0.3s, box-shadow 0.3s;
    z-index: 999;
}

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

#back-to-top:hover {
    border-color: var(--accent-gold);
    box-shadow: 0 0 18px rgba(197,160,89,0.4);
    color: #fff;
}

/* =====================================================
   ФОРМА КОНТАКТА — сообщения
   ===================================================== */
.form-message {
    margin-top: 1rem;
    padding: 0.75rem 1rem;
    border-radius: 8px;
    font-size: 0.95rem;
    text-align: center;
    animation: fadeSlideIn 0.4s ease;
}

.form-message--success {
    background: rgba(80, 180, 100, 0.15);
    border: 1px solid rgba(80, 180, 100, 0.4);
    color: #7ddb8f;
}

.form-message--error {
    background: rgba(220, 80, 80, 0.15);
    border: 1px solid rgba(220, 80, 80, 0.4);
    color: #f08080;
}

@keyframes fadeSlideIn {
    from { opacity: 0; transform: translateY(-8px); }
    to   { opacity: 1; transform: translateY(0); }
}

label {
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin-bottom: 1.2rem;
    font-family: var(--font-header);
    font-size: 0.85rem;
    letter-spacing: 0.5px;
    color: var(--accent-copper);
    text-transform: uppercase;
}

/* Videos & Shorts pages */
@import url('videos-shorts.css');