@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;600;700&family=Poppins:wght@500;700&display=swap');

:root{
    --grad-1: #6c2bd9;
    --grad-2: #b83280;
    --grad-3: #ff6b00;
    --grad-4: #2c89d9;
    --card: rgba(255,255,255,0.08);
    --card-stroke: rgba(255,255,255,0.14);
    --glass: rgba(8,14,35,0.65);
    --text: #e9eefb;
    --muted: #cbd5e1;
    --shadow: 0 18px 50px rgba(0,0,0,0.28);
}

*{ box-sizing: border-box; }

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

body{
    margin: 0;
    min-height: 100vh;
    font-family: 'Inter','Poppins', sans-serif;
    background: linear-gradient(120deg, var(--grad-1), var(--grad-2), var(--grad-3), var(--grad-4));
    background-size: 400% 400%;
    animation: gradientMove 16s ease infinite;
    color: var(--text);
    padding: 18px;
}

a{
    color: #fff;
    text-decoration: none;
    font-weight: 700;
}

.back-link{
    display: inline-block;
    margin-bottom: 10px;
    padding: 6px 10px;
    border-radius: 10px;
    background: rgba(0,0,0,0.18);
    border: 1px solid rgba(255,255,255,0.14);
    box-shadow: var(--shadow);
}

.hero{
    background: rgba(0,0,0,0.28);
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: 16px;
    padding: 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    box-shadow: var(--shadow);
    backdrop-filter: blur(12px);
}
.hero__text h1{
    margin: 4px 0;
    font-size: 26px;
    letter-spacing: -0.01em;
}
.hero__text .subtext{
    max-width: 720px;
    margin: 6px 0 0;
    color: var(--muted);
}
.hero__lang{
    min-width: 160px;
    text-align: right;
}

.eyebrow{
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-size: 12px;
    margin: 0;
    color: var(--muted);
}

.subtext{
    margin: 4px 0 0;
    color: var(--muted);
    line-height: 1.5;
}

.grid{
    display: grid;
    grid-template-columns: 1fr;
    gap: 14px;
    margin-top: 14px;
    max-width: 1080px;
    margin-left: auto;
    margin-right: auto;
}
body.playing .grid{
    grid-template-columns: 1fr;
}
body.playing #catalog-panel{
    display: none;
}
body.playing .hero{
    display: none;
}

.panel{
    background: var(--glass);
    border-radius: 16px;
    padding: 16px;
    border: 1px solid var(--card-stroke);
    box-shadow: var(--shadow);
    backdrop-filter: blur(14px);
}
.panel__header{
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}
.panel__actions{
    display: flex;
    align-items: center;
    gap: 8px;
}

.catalog-only{
    max-width: 1080px;
    margin: 0 auto;
}

.lang-switch{
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--muted);
}

select,
input{
    font-family: inherit;
    background: rgba(255,255,255,0.08);
    border: 1px solid var(--card-stroke);
    color: var(--text);
    border-radius: 12px;
    padding: 10px 12px;
}

input[type="search"]::placeholder,
input[type="text"]::placeholder{
    color: #9fb1d9;
}

.cards{
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 14px;
    margin-top: 12px;
}

.pagination{
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    margin: 12px 0 6px;
}
.pagination button{
    border: none;
    background: rgba(255,255,255,0.12);
    color: #fff;
    padding: 8px 12px;
    border-radius: 10px;
    cursor: pointer;
    box-shadow: var(--shadow);
}
.pagination button:disabled{
    opacity: 0.4;
    cursor: not-allowed;
    box-shadow: none;
}

.card{
    padding: 12px;
    border-radius: 14px;
    background: rgba(255,255,255,0.06);
    border: 1px solid var(--card-stroke);
    display: flex;
    flex-direction: column;
    gap: 6px;
    box-shadow: var(--shadow);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.card:hover{
    transform: translateY(-2px);
    box-shadow: 0 12px 28px rgba(0,0,0,0.35);
}
.card-thumb{
    width: 100%;
    aspect-ratio: 16/9;
    min-height: 140px;
    border-radius: 12px;
    background: linear-gradient(135deg, #6c2bd9, #b83280);
    border: 1px solid var(--card-stroke);
    box-shadow: var(--shadow);
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255,255,255,0.7);
    font-weight: 700;
}
.card-thumb img{
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: none;
}
.card-thumb.has-media img{
    display: block;
}
.card-thumb.placeholder{
    background: linear-gradient(135deg, #6c2bd9, #b83280);
}
}
.card h3{
    margin: 0;
    font-size: 18px;
}
.tag{
    display: inline-block;
    margin-right: 6px;
    margin-top: 4px;
    padding: 4px 8px;
    border-radius: 999px;
    background: rgba(255,255,255,0.12);
    color: var(--text);
    font-size: 12px;
}

.pill{
    display: inline-flex;
    align-items: center;
    padding: 6px 10px;
    border-radius: 999px;
    background: rgba(255,255,255,0.12);
    color: var(--text);
    font-weight: 700;
    font-size: 12px;
    border: 1px solid var(--card-stroke);
}
.pill-muted{ color: var(--muted); }
.pill-timer{ color: #67e8f9; }

.btn{
    border: none;
    border-radius: 12px;
    padding: 12px 14px;
    font-weight: 700;
    cursor: pointer;
    transition: transform 0.14s ease, box-shadow 0.14s ease, opacity 0.14s ease;
}
.btn-primary{
    background: linear-gradient(135deg, #22c55e, #16a34a);
    color: #fff;
    box-shadow: var(--shadow);
}
.btn-ghost{
    background: rgba(255,255,255,0.1);
    color: var(--text);
    border: 1px solid var(--card-stroke);
}
.btn:disabled{
    opacity: 0.6;
    cursor: not-allowed;
    box-shadow: none;
}
.btn:hover:not(:disabled){ transform: translateY(-1px); }
.btn:active:not(:disabled){ transform: translateY(0); }

.play-panel{
    position: sticky;
    top: 10px;
    height: fit-content;
}

#game-panel{
    display: none;
    max-width: 860px;
    margin: 0 auto;
}
body.playing #game-panel{
    display: block;
}

.start-form{
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-top: 10px;
}
.start-form input{ width: 100%; }
.muted{ color: var(--muted); }

.game-area{ margin-top: 14px; }
.game-progress{
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
}

.question-card{
    margin-top: 10px;
    border: 1px solid var(--card-stroke);
    border-radius: 16px;
    padding: 12px;
    background: rgba(255,255,255,0.06);
    box-shadow: var(--shadow);
}
.question-text{
    font-size: 22px;
    margin: 0 0 10px;
    text-align: center;
    letter-spacing: -0.01em;
}

.question-media{
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 10px;
}
.question-media img,
.question-media video,
.question-media iframe{
    width: 100%;
    max-height: 300px;
    object-fit: contain;
    border-radius: 12px;
    background: #0b122a;
    display: none;
    border: 1px solid var(--card-stroke);
    box-shadow: var(--shadow);
}
.question-media.show img,
.question-media.show video,
.question-media.show iframe{ display: block; }

.answers{
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 10px;
}
.answer{
    border: none;
    border-radius: 14px;
    padding: 14px;
    text-align: center;
    cursor: pointer;
    font-weight: 700;
    color: #fff;
    box-shadow: var(--shadow);
    transition: transform 0.14s ease, filter 0.14s ease;
}
.answer:nth-child(1){ background: linear-gradient(135deg, #22c55e, #16a34a); }
.answer:nth-child(2){ background: linear-gradient(135deg, #f97316, #ea580c); }
.answer:nth-child(3){ background: linear-gradient(135deg, #3b82f6, #2563eb); }
.answer:nth-child(4){ background: linear-gradient(135deg, #f43f5e, #e11d48); }
.answer:hover{ transform: translateY(-1px); filter: brightness(1.05); }
.answer:active{ transform: translateY(0); filter: brightness(0.95); }
.answer.correct{
    border: 2px solid #bbf7d0;
    box-shadow: 0 12px 24px rgba(34,197,94,0.4);
}
.answer.wrong{
    border: 2px solid #fecaca;
    box-shadow: 0 12px 24px rgba(239,68,68,0.4);
}

.feedback{
    margin-top: 10px;
    font-weight: 800;
    text-align: center;
}

.result-area{ margin-top: 16px; }
.ranking{
    margin-top: 12px;
    border: 1px solid var(--card-stroke);
    border-radius: 14px;
    padding: 12px;
    background: rgba(255,255,255,0.05);
}
.ranking__header{
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.ranking ol,
.ranking-list{
    margin: 0;
    padding-left: 18px;
}
.ranking li{
    margin: 4px 0;
    font-weight: 700;
}

.result-actions{
    display: flex;
    gap: 10px;
    margin-top: 12px;
    flex-wrap: wrap;
}

.hidden{ display: none !important; }

.solo-modal{
    position: fixed;
    inset: 0;
    background: rgba(7,12,30,0.8);
    display: none;
    align-items: center;
    justify-content: center;
    padding: 16px;
    z-index: 30;
    backdrop-filter: blur(8px);
}
.solo-modal.show{ display: flex; }
.solo-modal__content{
    max-width: 420px;
    width: 100%;
    background: var(--glass);
    border: 1px solid var(--card-stroke);
    border-radius: 16px;
    padding: 18px;
    box-shadow: var(--shadow);
    text-align: center;
}
.solo-modal__content h3{
    margin: 0 0 10px;
    letter-spacing: -0.01em;
}
.solo-modal__content input{
    width: 100%;
    margin-top: 10px;
    margin-bottom: 12px;
    text-align: center;
    letter-spacing: 0.2em;
    font-size: 20px;
}
.modal-actions{
    display: flex;
    gap: 8px;
    justify-content: flex-end;
}

@media (max-width: 960px){
    body{ padding: 14px; }
    .grid{ grid-template-columns: 1fr; }
    .hero{
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }
    .hero__lang{ text-align: left; }
}