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

/* скролл */
html {
    overflow-y: scroll;
    overflow-x: hidden;
}

body {
    overflow-x: hidden;
    overflow-y: visible;
}

::-webkit-scrollbar {
    width: 7px;
}

::-webkit-scrollbar-track {
    background: #000000;
}

::-webkit-scrollbar-thumb {
    background: #00010c;
    border-radius: 7px;
}

::-webkit-scrollbar-thumb:hover {
    background: #030114;
}

/* основные стили */
body {
    font-family: 'Inter', sans-serif;
    font-weight: 400;
    min-height: 100vh;
    color: #fff;
    width: 100%;
    position: relative;
    filter: grayscale(85%) contrast(135%) brightness(92%);
    transition: filter 0.5s ease;
    line-height: 1.6;
}

h1, h2, h3, .glitch, .year, .counter-value {
    font-family: 'Playfair Display', serif;
    font-weight: 700;
}

.epigraph {
    font-family: 'Cormorant Garamond', serif;
    font-style: italic;
}

/* фон */
.animated-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -2;
    background: linear-gradient(125deg, #1a1a2e 0%, #16213e 25%, #0f3460 50%, #1a1a2e 75%, #0f0f1f 100%);
    background-size: 400% 400%;
    animation: gradientShift 15s ease infinite;
}

@keyframes gradientShift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

.animated-bg::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 20% 40%, rgba(255, 100, 100, 0.08) 0%, transparent 50%),
                radial-gradient(circle at 80% 70%, rgba(100, 100, 255, 0.08) 0%, transparent 50%);
    animation: pulse 8s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 1; }
}

.animated-bg::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: radial-gradient(2px 2px at 20px 30px, rgba(255,255,255,0.15), rgba(0,0,0,0)),
                      radial-gradient(1px 1px at 70px 150px, rgba(255,255,255,0.1), rgba(0,0,0,0));
    background-size: 200px 200px, 100px 100px;
    background-repeat: repeat;
    animation: floatParticles 60s linear infinite;
}

@keyframes floatParticles {
    from { background-position: 0 0, 0 0; }
    to { background-position: 200px 200px, 100px 100px; }
}

/* дождь */
.rain {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1000;
    overflow: hidden;
}

.drop {
    position: absolute;
    background: rgba(255, 255, 255, 0.7);
    width: 2px;
    height: 15px;
    border-radius: 0 0 2px 2px;
    animation: fall linear infinite;
    opacity: 0.6;
    filter: blur(0.5px);
}

.drop.small {
    width: 1px;
    height: 8px;
    background: rgba(255, 255, 255, 0.5);
    filter: blur(0.2px);
}

.drop.medium {
    width: 2px;
    height: 12px;
    background: rgba(255, 255, 255, 0.7);
}

.drop.large {
    width: 3px;
    height: 20px;
    background: rgba(255, 255, 255, 0.9);
    filter: blur(1px);
}

@keyframes fall {
    0% {
        transform: translateY(-20vh) rotate(0deg);
        opacity: 0;
    }
    10% {
        opacity: 0.6;
    }
    90% {
        opacity: 0.4;
    }
    100% {
        transform: translateY(100vh) rotate(5deg);
        opacity: 0;
    }
}

/* эффекты — не удалять, сломается firefox */
.vignette {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 999;
    background: radial-gradient(ellipse at center, transparent 45%, rgba(0,0,0,0.7) 100%);
}

.noise {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 998;
    opacity: 0.08;
    background-image: url('data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSIzMDAiIGhlaWdodD0iMzAwIj48ZmlsdGVyIGlkPSJmIj48ZmVUdXJidWxlbmNlIHR5cGU9ImZyYWN0YWxOb2lzZSIgYmFzZUZyZXF1ZW5jeT0iLjciIG51bU9jdGF2ZXM9IjMiLz48L2ZpbHRlcj48cmVjdCB3aWR0aD0iMTAwJSIgaGVpZ2h0PSIxMDAlIiBmaWx0ZXI9InVybCgjZikiIG9wYWNpdHk9IjAuNCIvPjwvc3ZnPg==');
    background-repeat: repeat;
    animation: grain 0.5s steps(2) infinite;
}

@keyframes grain {
    0% { transform: translate(0, 0); }
    10% { transform: translate(-2%, -1%); }
    20% { transform: translate(1%, -2%); }
    30% { transform: translate(-1%, 2%); }
    40% { transform: translate(2%, 1%); }
    50% { transform: translate(-1%, -1%); }
    60% { transform: translate(1%, 2%); }
    70% { transform: translate(-2%, 1%); }
    80% { transform: translate(2%, -1%); }
    90% { transform: translate(-1%, -2%); }
    100% { transform: translate(0, 0); }
}

.film-grain {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 997;
    background: repeating-linear-gradient(
        0deg,
        rgba(0,0,0,0.15) 0px,
        rgba(0,0,0,0.15) 2px,
        transparent 2px,
        transparent 4px
    );
    opacity: 0.5;
    animation: filmScratch 0.15s infinite;
}

@keyframes filmScratch {
    0% { opacity: 0.4; transform: translateY(0); }
    50% { opacity: 0.6; transform: translateY(1px); }
    100% { opacity: 0.4; transform: translateY(0); }
}

.cinema-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 999;
    background: linear-gradient(to bottom, 
        rgba(0,0,0,0.3) 0%,
        transparent 10%,
        transparent 90%,
        rgba(0,0,0,0.3) 100%);
}

.dust {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 998;
    background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1000 1000"><path d="M100,200 Q200,150 300,200 T500,180 T700,200 T900,180" stroke="rgba(255,255,255,0.05)" fill="none" stroke-width="1"/><circle cx="150" cy="400" r="3" fill="rgba(255,255,255,0.1)"/><circle cx="450" cy="500" r="5" fill="rgba(255,255,255,0.08)"/><circle cx="750" cy="600" r="4" fill="rgba(255,255,255,0.1)"/><circle cx="900" cy="300" r="2" fill="rgba(255,255,255,0.1)"/><circle cx="50" cy="700" r="3" fill="rgba(255,255,255,0.08)"/><circle cx="300" cy="800" r="4" fill="rgba(255,255,255,0.1)"/></svg>');
    background-repeat: repeat;
    opacity: 0.25;
    mix-blend-mode: screen;
}

/* главная */
.main-page {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 60px 20px;
    width: 100%;
    max-width: 100%;
}

.hero {
    text-align: center;
    margin-bottom: 30px;
    width: 100%;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.epigraph {
    margin-bottom: 30px;
    opacity: 0.8;
}

.epigraph p {
    font-size: 1.2rem;
    letter-spacing: 1px;
}

.epigraph span {
    font-size: 0.9rem;
    display: block;
    margin-top: 8px;
    opacity: 0.6;
}

.glitch {
    font-size: 5rem;
    font-weight: 900;
    position: relative;
    text-shadow: 0.05em 0 0 rgba(255, 0, 0, 0.75), -0.05em -0.025em 0 rgba(0, 255, 0, 0.75);
    animation: glitch 0.3s infinite, textGlow 2s ease-in-out infinite;
    margin-bottom: 20px;
}

@keyframes glitch {
    0% { text-shadow: 0.05em 0 0 rgba(255, 0, 0, 0.75), -0.05em -0.025em 0 rgba(0, 255, 0, 0.75); }
    25% { text-shadow: -0.05em -0.025em 0 rgba(255, 0, 0, 0.75), 0.025em 0.05em 0 rgba(0, 255, 0, 0.75); }
    50% { text-shadow: 0.025em 0.05em 0 rgba(255, 0, 0, 0.75), 0.05em 0 0 rgba(0, 255, 0, 0.75); }
    75% { text-shadow: -0.025em 0 0 rgba(255, 0, 0, 0.75), 0.025em 0.025em 0 rgba(0, 255, 0, 0.75); }
    100% { text-shadow: 0.05em 0 0 rgba(255, 0, 0, 0.75), -0.05em -0.025em 0 rgba(0, 255, 0, 0.75); }
}

@keyframes textGlow {
    0% { text-shadow: 0 0 5px rgba(200, 100, 50, 0.3); }
    50% { text-shadow: 0 0 20px rgba(200, 100, 50, 0.8); }
    100% { text-shadow: 0 0 5px rgba(200, 100, 50, 0.3); }
}

.subtitle {
    font-size: 1.8rem;
    margin-top: 20px;
    opacity: 0.9;
    letter-spacing: 2px;
}

.description {
    margin-top: 15px;
    font-size: 1.1rem;
    opacity: 0.7;
}

.counter {
    margin-top: 20px;
    margin-bottom: 20px;
    padding: 12px 20px;
    background: rgba(0,0,0,0.5);
    backdrop-filter: blur(8px);
    border-radius: 50px;
    display: inline-block;
    border: 1px solid rgba(255,255,255,0.2);
}

.counter-label {
    font-size: 0.8rem;
    letter-spacing: 1px;
    display: block;
    margin-bottom: 5px;
}

.counter-value {
    font-size: 2rem;
    font-weight: 700;
    color: #c9a87b;
}

/* карточки */
.cards-container {
    max-width: 1200px;
    width: 100%;
    margin: 0 auto;
}

.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    padding: 20px;
    width: 100%;
}

.year-card {
    text-decoration: none;
    position: relative;
    height: 280px;
    border-radius: 24px;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.2, 0.9, 0.4, 1.1);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.4);
}

.year-card:hover {
    transform: translateY(-12px) scale(1.02);
    box-shadow: 0 30px 50px rgba(0, 0, 0, 0.6);
}

.card-content {
    position: relative;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(30,30,30,0.7) 0%, rgba(20,20,20,0.5) 100%);
    backdrop-filter: blur(4px);
    border-radius: 24px;
    border: 1px solid rgba(255,255,255,0.15);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 15px;
    transition: all 0.4s cubic-bezier(0.2, 0.9, 0.4, 1.1);
}

.year-card:hover .card-content {
    backdrop-filter: blur(8px);
    background: linear-gradient(135deg, rgba(40,40,40,0.8) 0%, rgba(25,25,25,0.6) 100%);
    border-color: rgba(255,255,255,0.3);
    transform: scale(1.02);
    filter: grayscale(100%) contrast(130%);
}

.year {
    font-size: 3.5rem;
    font-weight: 700;
    color: #e0e0e0;
    text-shadow: 0 0 15px rgba(0,0,0,0.8);
    position: relative;
    z-index: 2;
}

.event {
    font-size: 1rem;
    font-weight: 400;
    color: #cccccc;
    text-align: center;
    padding: 0 15px;
    position: relative;
    z-index: 2;
}

/* красное свечение для 91 и 93 */
.year-card[data-year="1991"],
.year-card[data-year="1993"] {
    position: relative;
}

.year-card[data-year="1991"]::after,
.year-card[data-year="1993"]::after {
    content: '';
    position: absolute;
    top: -12px;
    left: -12px;
    right: -12px;
    bottom: -12px;
    background: radial-gradient(circle, rgba(140, 20, 20, 0.6) 0%, rgba(100, 15, 15, 0.4) 40%, transparent 80%);
    border-radius: 36px;
    z-index: -1;
    opacity: 0.7;
    filter: blur(5px);
    transition: all 0.3s ease;
}

.year-card[data-year="1991"] .card-content,
.year-card[data-year="1993"] .card-content {
    border: 2px solid rgba(140, 20, 20, 0.7);
    box-shadow: 0 0 10px rgba(140, 20, 20, 0.5);
    transition: all 0.3s ease;
}

.year-card[data-year="1991"]:hover::after,
.year-card[data-year="1993"]:hover::after {
    animation: bloodNimbDeep 0.5s ease-in-out infinite;
    background: radial-gradient(circle, rgba(170, 30, 30, 0.9) 0%, rgba(130, 20, 20, 0.7) 50%, rgba(90, 15, 15, 0.4) 100%);
}

.year-card[data-year="1991"]:hover .card-content,
.year-card[data-year="1993"]:hover .card-content {
    animation: bloodBorderDeep 0.5s ease-in-out infinite;
    border-width: 3px;
}

@keyframes bloodNimbDeep {
    0% {
        opacity: 0.7;
        transform: scale(1);
        filter: blur(5px);
        background: radial-gradient(circle, rgba(150, 25, 25, 0.8) 0%, rgba(110, 18, 18, 0.5) 50%, rgba(70, 12, 12, 0.3) 100%);
    }
    50% {
        opacity: 1;
        transform: scale(1.06);
        filter: blur(10px);
        background: radial-gradient(circle, rgba(190, 35, 35, 1) 0%, rgba(150, 25, 25, 0.8) 50%, rgba(110, 18, 18, 0.5) 100%);
    }
    100% {
        opacity: 0.7;
        transform: scale(1);
        filter: blur(5px);
        background: radial-gradient(circle, rgba(150, 25, 25, 0.8) 0%, rgba(110, 18, 18, 0.5) 50%, rgba(70, 12, 12, 0.3) 100%);
    }
}

@keyframes bloodBorderDeep {
    0% {
        border-color: rgba(150, 25, 25, 0.9);
        box-shadow: 0 0 15px rgba(150, 25, 25, 0.6), 0 0 25px rgba(110, 18, 18, 0.4);
    }
    50% {
        border-color: rgba(190, 35, 35, 1);
        box-shadow: 0 0 30px rgba(190, 35, 35, 0.8), 0 0 45px rgba(150, 25, 25, 0.6);
    }
    100% {
        border-color: rgba(150, 25, 25, 0.9);
        box-shadow: 0 0 15px rgba(150, 25, 25, 0.6), 0 0 25px rgba(110, 18, 18, 0.4);
    }
}

/* разделитель */
.parallax-transition {
    position: relative;
    height: 150px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    margin: 40px 0 20px;
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.parallax-transition.visible {
    opacity: 1;
    transform: translateY(0);
}

.transition-text {
    font-family: 'Playfair Display', serif;
    font-size: 1.2rem;
    letter-spacing: 4px;
    color: #c9a87b;
    margin-bottom: 15px;
    text-transform: uppercase;
}

.transition-line {
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, #c9a87b, #aa3e3e, #c9a87b, transparent);
    transition: width 1s ease;
}

.parallax-transition.visible .transition-line {
    width: 200px;
}

/* футер */
footer {
    text-align: center;
    padding: 40px;
    margin-top: 60px;
    color: rgba(255,255,255,0.5);
    font-size: 0.8rem;
    width: 100%;
}

/* кнопка музыки — создаётся через js, стили нужны тут */
.music-control {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 1001;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(201, 168, 123, 0.4);
    border-radius: 50%;
    width: 50px;
    height: 50px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    transition: all 0.4s ease;
}

/* костыль для сафари */
.music-control {
    -webkit-backdrop-filter: blur(12px);
}

.music-control:hover {
    transform: scale(1.1) rotate(8deg);
    background: rgba(170, 62, 62, 0.85);
    border-color: rgba(201, 168, 123, 0.8);
    box-shadow: 0 0 25px rgba(170, 62, 62, 0.5);
}

/* отступ для айфонов с чёлкой */
@supports (padding: env(safe-area-inset-bottom)) {
    .music-control {
        bottom: calc(30px + env(safe-area-inset-bottom));
        right: calc(30px + env(safe-area-inset-right));
    }
}

/* навигация по годам */
.year-navigation {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 1002;
    display: flex;
    gap: 15px;
}

.nav-year-btn {
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(201, 168, 123, 0.4);
    color: #c9a87b;
    font-family: 'Courier Prime', monospace;
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 1px;
    padding: 8px 18px;
    border-radius: 40px;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
}

.nav-year-btn:hover {
    background: rgba(170, 62, 62, 0.7);
    border-color: #c9a87b;
    color: white;
    transform: translateY(-2px);
}

/* ускорение для слабых устройств */
.page-container, .content-card, .year-header, .accordion {
    transform: translateZ(0);
    backface-visibility: hidden;
    will-change: transform;
}

/* фикс скролла */
*:not(body) {
    overflow: visible !important;
}

body {
    overflow-y: auto !important;
    overflow-x: hidden !important;
}

/* отключаем блюр на слабых устройствах */
.slow-device .card-content,
.slow-device .counter,
.slow-device .music-control {
    backdrop-filter: none !important;
    background: rgba(0, 0, 0, 0.85) !important;
}

/* ========== МОБИЛКИ ========== */
@media (max-width: 768px) {
    .glitch { font-size: 2.5rem; }
    .subtitle { font-size: 1.2rem; }
    .description { font-size: 0.85rem; }
    .cards-grid {
        grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
        gap: 20px;
        padding: 10px;
    }
    .year-card { height: 220px; }
    .year { font-size: 2.5rem; }
    .event { font-size: 0.75rem; }
    .counter-value { font-size: 1.5rem; }
    .epigraph p { font-size: 1rem; }
    .transition-text { font-size: 0.9rem; }
    .parallax-transition { height: 100px; margin: 20px 0; }
    
    .music-control {
        width: 40px;
        height: 40px;
        font-size: 1.2rem;
        bottom: 20px;
        right: 20px;
    }
    
    .year-navigation {
        bottom: 20px;
        right: 20px;
        gap: 8px;
    }
    
    .nav-year-btn {
        padding: 5px 12px;
        font-size: 0.65rem;
    }
    
    .back-home, .back-link {
        bottom: 15px;
        left: 15px;
        padding: 6px 14px;
        font-size: 0.7rem;
    }
    
    .page-container, .container {
        padding: 30px 15px 80px;
        width: 95%;
    }
    
    .terminal {
        padding: 15px;
        width: 95%;
    }
    
    .log-line {
        font-size: 0.7rem;
    }
}

@media (max-width: 480px) {
    .glitch { font-size: 2rem; }
    .subtitle { font-size: 1rem; }
    .description { font-size: 0.9rem; }
    .year-card { height: 180px; }
    .year { font-size: 2rem; }
    .event { font-size: 0.8rem; }
    .counter-value { font-size: 1.3rem; }
    .nav-year-btn {
        padding: 4px 10px;
        font-size: 0.55rem;
    }
}

/* большие экраны */
@media (min-width: 2560px) {
    .cards-container { max-width: 1600px; }
    .glitch { font-size: 8rem; }
    .subtitle { font-size: 2.5rem; }
    .description { font-size: 1.4rem; }
    .cards-grid { gap: 50px; }
    .year-card { height: 400px; }
    .year { font-size: 4.5rem; }
    .event { font-size: 1.3rem; }
}