/* ═══════════════════════════════════════════
   TIER TOKENS — Anime Rank Design System
   ═══════════════════════════════════════════ */

/* ── Base tier variables ── */
[data-tier="C"], .tier-c {
    --tier-bg: linear-gradient(135deg, #2a2d3a, #1e2028);
    --tier-border: #3e4155;
    --tier-text: #b0b1c0;
    --tier-glow: rgba(176, 177, 192, 0);
    --tier-glow-hover: rgba(176, 177, 192, 0.08);
    --tier-badge-bg: #2a2d3a;
    --tier-badge-border: #3e4155;
    --tier-accent: #6b6d80;
    --tier-rune-fill: #6b6d80;
    --tier-rune-empty: #2a2d3a;
}

[data-tier="B"], .tier-b {
    --tier-bg: linear-gradient(135deg, #152e24, #0f1f1a);
    --tier-border: #28c76f;
    --tier-text: #5cf5a0;
    --tier-glow: rgba(40, 199, 111, 0.1);
    --tier-glow-hover: rgba(40, 199, 111, 0.2);
    --tier-badge-bg: #1a4a34;
    --tier-badge-border: #28c76f;
    --tier-accent: #28c76f;
    --tier-rune-fill: #28c76f;
    --tier-rune-empty: #152e24;
}

[data-tier="A"], .tier-a {
    --tier-bg: linear-gradient(135deg, #121d36, #0d1528);
    --tier-border: #3b82f6;
    --tier-text: #7cb8ff;
    --tier-glow: rgba(59, 130, 246, 0.12);
    --tier-glow-hover: rgba(59, 130, 246, 0.25);
    --tier-badge-bg: #1a3060;
    --tier-badge-border: #3b82f6;
    --tier-accent: #3b82f6;
    --tier-rune-fill: #3b82f6;
    --tier-rune-empty: #121d36;
}

[data-tier="S"], .tier-s {
    --tier-bg: linear-gradient(135deg, #231640, #170e2e);
    --tier-border: #a855f7;
    --tier-text: #d4a5ff;
    --tier-glow: rgba(168, 85, 247, 0.15);
    --tier-glow-hover: rgba(168, 85, 247, 0.3);
    --tier-badge-bg: #2e1860;
    --tier-badge-border: #a855f7;
    --tier-accent: #a855f7;
    --tier-rune-fill: #a855f7;
    --tier-rune-empty: #231640;
}

[data-tier="SS"], .tier-ss {
    --tier-bg: linear-gradient(135deg, #3a2a08, #2a1e04);
    --tier-border: #f5a623;
    --tier-text: #ffd76a;
    --tier-glow: rgba(245, 166, 35, 0.18);
    --tier-glow-hover: rgba(245, 166, 35, 0.35);
    --tier-badge-bg: linear-gradient(135deg, #f5a623, #e8d44d);
    --tier-badge-border: #f5a623;
    --tier-accent: #f5a623;
    --tier-rune-fill: #f5a623;
    --tier-rune-empty: #3a2a08;
}

[data-tier="SSS"], .tier-sss {
    --tier-bg: linear-gradient(135deg, #1a0a2e, #0d0518);
    --tier-border: #c084fc;
    --tier-text: #f0e0ff;
    --tier-glow: rgba(192, 132, 252, 0.2);
    --tier-glow-hover: rgba(192, 132, 252, 0.4);
    --tier-badge-bg: linear-gradient(135deg, #ff00cc, #00ffff, #ff9900, #ff00cc);
    --tier-badge-border: #c084fc;
    --tier-accent: #c084fc;
    --tier-rune-fill: #c084fc;
    --tier-rune-empty: #1a0a2e;
}


/* ═══════════════════════════════════════════
   AURA FRAME — обёртка с свечением по тиру
   ═══════════════════════════════════════════ */
.aura-frame {
    position: relative;
    border-radius: 16px;
    border: 1px solid var(--tier-border);
    background: var(--tier-bg);
    box-shadow: 0 0 12px var(--tier-glow), inset 0 1px 0 rgba(255,255,255,.04);
    transition: box-shadow .3s ease, border-color .3s ease, transform .2s ease;
}
.aura-frame:hover {
    box-shadow: 0 0 24px var(--tier-glow-hover), inset 0 1px 0 rgba(255,255,255,.06);
    transform: translateY(-2px);
}
/* Усиленная аура для S+ тиров */
[data-tier="S"] .aura-frame,
[data-tier="SS"] .aura-frame,
[data-tier="SSS"] .aura-frame {
    box-shadow: 0 0 20px var(--tier-glow), 0 0 40px var(--tier-glow), inset 0 1px 0 rgba(255,255,255,.06);
}
/* SSS пульсация */
[data-tier="SSS"] .aura-frame {
    animation: aura-pulse-sss 3s ease-in-out infinite;
}
@keyframes aura-pulse-sss {
    0%, 100% { box-shadow: 0 0 20px var(--tier-glow), 0 0 40px var(--tier-glow); }
    50% { box-shadow: 0 0 30px var(--tier-glow-hover), 0 0 60px var(--tier-glow); }
}


/* ═══════════════════════════════════════════
   TIER BADGE — значок ранга
   ═══════════════════════════════════════════ */
.tier-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 32px;
    padding: 2px 10px;
    border-radius: 8px;
    font-weight: 900;
    font-size: 0.75rem;
    letter-spacing: 0.08em;
    color: var(--tier-text);
    background: var(--tier-badge-bg);
    border: 1px solid var(--tier-badge-border);
    box-shadow: 0 0 8px var(--tier-glow);
    transition: transform .2s, box-shadow .2s;
    text-shadow: none;
}
.tier-badge:hover {
    transform: scale(1.08);
    box-shadow: 0 0 16px var(--tier-glow-hover);
}
/* SSS радужный badge */
[data-tier="SSS"] .tier-badge {
    background: linear-gradient(135deg, #ff00cc, #00ffff, #ff9900, #ff00cc);
    background-size: 300% 300%;
    animation: sss-gradient 3s linear infinite;
    color: #fff;
    text-shadow: 0 1px 2px rgba(0,0,0,.5);
}
@keyframes sss-gradient {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}
/* SS золотой shimmer */
[data-tier="SS"] .tier-badge {
    color: #1a1200;
    text-shadow: none;
}


/* ═══════════════════════════════════════════
   PROGRESS RUNES — 10 слотов прогресса
   ═══════════════════════════════════════════ */
.progress-runes {
    display: flex;
    gap: 4px;
    align-items: center;
}
.rune {
    width: 20px;
    height: 24px;
    border-radius: 4px;
    border: 1px solid var(--tier-border);
    background: var(--tier-rune-empty);
    position: relative;
    transition: all .3s ease;
    clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
}
.rune.filled {
    background: var(--tier-rune-fill);
    box-shadow: 0 0 6px var(--tier-glow);
    border-color: var(--tier-accent);
}
.rune.filled:last-of-type(.filled) {
    animation: rune-glow 1.5s ease infinite;
}
@keyframes rune-glow {
    0%, 100% { box-shadow: 0 0 6px var(--tier-glow); }
    50% { box-shadow: 0 0 12px var(--tier-glow-hover); }
}
/* Компактный вариант для мобайла */
.progress-runes.compact .rune {
    width: 14px;
    height: 17px;
    gap: 3px;
}


/* ═══════════════════════════════════════════
   UPGRADE ANIMATION — burst при апгрейде
   ═══════════════════════════════════════════ */
.upgrade-burst {
    animation: upgrade-flash .8s ease-out forwards;
    position: relative;
}
.upgrade-burst::after {
    content: '';
    position: absolute;
    inset: -8px;
    border-radius: 20px;
    background: radial-gradient(circle, var(--tier-glow-hover) 0%, transparent 70%);
    animation: burst-ring .8s ease-out forwards;
    pointer-events: none;
    z-index: 1;
}
@keyframes upgrade-flash {
    0% { transform: scale(1); filter: brightness(1); }
    15% { transform: scale(1.06); filter: brightness(1.5); }
    30% { transform: scale(0.98); filter: brightness(1.2); }
    50% { transform: scale(1.02); filter: brightness(1.1); }
    100% { transform: scale(1); filter: brightness(1); }
}
@keyframes burst-ring {
    0% { opacity: 0; transform: scale(0.8); }
    20% { opacity: 1; transform: scale(1); }
    100% { opacity: 0; transform: scale(1.5); }
}

/* Rank Up текст */
.rank-up-text {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 2rem;
    font-weight: 900;
    color: var(--tier-text);
    text-shadow: 0 0 20px var(--tier-glow-hover), 0 0 40px var(--tier-glow);
    animation: rankup-appear .9s ease-out forwards;
    pointer-events: none;
    z-index: 9999;
}
@keyframes rankup-appear {
    0% { opacity: 0; transform: translate(-50%, -50%) scale(0.5); }
    20% { opacity: 1; transform: translate(-50%, -50%) scale(1.2); }
    50% { opacity: 1; transform: translate(-50%, -50%) scale(1); }
    100% { opacity: 0; transform: translate(-50%, -60%) scale(1); }
}


/* ═══════════════════════════════════════════
   SKELETON LOADER
   ═══════════════════════════════════════════ */
.skeleton {
    background: linear-gradient(90deg, #1c1f2b 25%, #242837 50%, #1c1f2b 75%);
    background-size: 200% 100%;
    animation: skeleton-shimmer 1.5s ease infinite;
    border-radius: 8px;
}
@keyframes skeleton-shimmer {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}
.skeleton-card {
    height: 100px;
    border-radius: 16px;
    margin-bottom: 12px;
}
.skeleton-line {
    height: 14px;
    border-radius: 7px;
    margin-bottom: 8px;
}
.skeleton-line.short { width: 40%; }
.skeleton-line.medium { width: 65%; }
.skeleton-line.long { width: 90%; }
.skeleton-circle {
    width: 48px;
    height: 48px;
    border-radius: 50%;
}


/* ═══════════════════════════════════════════
   MODAL
   ═══════════════════════════════════════════ */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    pointer-events: none;
    transition: opacity .25s ease;
}
.modal-overlay.active {
    opacity: 1;
    pointer-events: auto;
}
.modal-content {
    background: #161922;
    border: 1px solid rgba(255,255,255,.06);
    border-radius: 20px;
    padding: 24px;
    max-width: 400px;
    width: calc(100% - 32px);
    transform: translateY(20px) scale(0.95);
    transition: transform .25s ease;
    box-shadow: 0 20px 60px rgba(0,0,0,.5);
}
.modal-overlay.active .modal-content {
    transform: translateY(0) scale(1);
}
.modal-title {
    font-size: 1.1rem;
    font-weight: 800;
    margin-bottom: 8px;
}
.modal-text {
    font-size: 0.9rem;
    color: #9a9bb2;
    margin-bottom: 20px;
    line-height: 1.5;
}
.modal-actions {
    display: flex;
    gap: 10px;
    justify-content: flex-end;
}
.modal-btn {
    padding: 10px 20px;
    border-radius: 10px;
    border: none;
    font-weight: 700;
    font-size: 0.9rem;
    cursor: pointer;
    transition: transform .15s, box-shadow .15s;
}
.modal-btn:hover { transform: translateY(-1px); }
.modal-btn-primary {
    background: #7c5cfc;
    color: #fff;
    box-shadow: 0 4px 16px rgba(124,92,252,.3);
}
.modal-btn-ghost {
    background: transparent;
    color: #9a9bb2;
    border: 1px solid rgba(255,255,255,.08);
}

/* ── Modal danger button ── */
.modal-btn-danger {
    background: #ef4444;
    color: #fff;
    box-shadow: 0 4px 16px rgba(239,68,68,.3);
}