/* ============================================
   CARD ARENA — Trading Card Game World
   Deep indigo/purple atmosphere, 3D cards
   ============================================ */

/* Arena overlay — completely different world */
.card-arena {
    position: fixed; inset: 0; z-index: 100010;
    background: #08081a;
    opacity: 0; visibility: hidden;
    transition: opacity 0.7s, visibility 0.7s;
    overflow: hidden;
    font-family: 'Inter', sans-serif;
}
.card-arena.active { opacity: 1; visibility: visible; }
.card-arena, .card-arena *, .arena-identity, .arena-identity *, .arena-draw-overlay, .arena-draw-overlay * { cursor: auto !important; }
.card-arena .arena-card, .card-arena button, .card-arena a, .arena-identity button, .arena-identity a, .arena-draw-overlay button, .arena-draw-overlay a { cursor: pointer !important; }

/* Atmospheric background layers */
.arena-bg {
    position: absolute; inset: 0; pointer-events: none; z-index: 0;
    background:
        radial-gradient(ellipse at 20% 30%, rgba(99,70,220,0.12) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 70%, rgba(167,139,250,0.08) 0%, transparent 50%),
        radial-gradient(ellipse at 50% 100%, rgba(34,211,238,0.05) 0%, transparent 40%),
        radial-gradient(ellipse at 50% 0%, rgba(228,255,26,0.03) 0%, transparent 30%);
}
.arena-bg::before {
    content: ""; position: absolute; inset: 0;
    background: repeating-linear-gradient(
        0deg, transparent, transparent 100px, rgba(99,70,220,0.02) 100px, rgba(99,70,220,0.02) 101px
    ), repeating-linear-gradient(
        90deg, transparent, transparent 100px, rgba(99,70,220,0.02) 100px, rgba(99,70,220,0.02) 101px
    );
}

/* Particle canvas */
.arena-particles {
    position: absolute; inset: 0; z-index: 0; pointer-events: none;
}

/* Cursor light follow */
.arena-cursor-glow {
    position: fixed; width: 400px; height: 400px; border-radius: 50%;
    pointer-events: none; z-index: 0;
    background: radial-gradient(circle, rgba(99,70,220,0.08) 0%, transparent 70%);
    transform: translate(-50%, -50%);
    transition: left 0.15s ease-out, top 0.15s ease-out;
    mix-blend-mode: screen;
}

/* Floating orbs — more alive */
.arena-orb {
    position: absolute; border-radius: 50%; pointer-events: none; z-index: 0;
    filter: blur(60px);
    animation: orbFloat 12s ease-in-out infinite alternate;
}
.arena-orb:nth-child(1) { width: 300px; height: 300px; top: 10%; left: 5%; background: rgba(99,70,220,0.15); animation-delay: 0s; animation-duration: 14s; }
.arena-orb:nth-child(2) { width: 200px; height: 200px; top: 60%; right: 10%; background: rgba(34,211,238,0.1); animation-delay: -4s; animation-duration: 10s; }
.arena-orb:nth-child(3) { width: 250px; height: 250px; bottom: 5%; left: 40%; background: rgba(167,139,250,0.08); animation-delay: -8s; animation-duration: 16s; }
@keyframes orbFloat {
    0% { transform: translate(0, 0) scale(1) rotate(0deg); }
    33% { transform: translate(20px, -30px) scale(1.1) rotate(2deg); }
    66% { transform: translate(-10px, 15px) scale(0.95) rotate(-1deg); }
    100% { transform: translate(30px, -20px) scale(1.15) rotate(3deg); }
}

/* Arena scrollable content */
.arena-scroll {
    width: 100%; height: 100%; overflow-y: auto; overflow-x: hidden;
    position: relative; z-index: 1;
    scrollbar-width: thin; scrollbar-color: rgba(99,70,220,0.2) transparent;
}
.arena-scroll::-webkit-scrollbar { width: 4px; }
.arena-scroll::-webkit-scrollbar-thumb { background: rgba(99,70,220,0.2); border-radius: 4px; }

/* Arena top bar */
.arena-topbar {
    position: sticky; top: 0; z-index: 10;
    display: flex; align-items: center; justify-content: space-between;
    padding: 16px 32px; height: 64px;
    background: rgba(8,8,26,0.85); backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(99,70,220,0.12);
}
.arena-topbar-left { display: flex; align-items: center; gap: 16px; }
.arena-exit {
    display: flex; align-items: center; gap: 8px;
    padding: 8px 18px; border-radius: 100px;
    background: rgba(99,70,220,0.08); border: 1px solid rgba(99,70,220,0.2);
    color: #a78bfa; font-size: 12px; font-weight: 700;
    letter-spacing: 0.06em; cursor: pointer;
    transition: all 0.3s; font-family: 'Inter', sans-serif;
}
.arena-exit:hover { background: rgba(99,70,220,0.15); border-color: rgba(99,70,220,0.4); }
.arena-title-badge {
    font-size: 10px; font-weight: 800; color: rgba(167,139,250,0.5);
    letter-spacing: 0.15em; text-transform: uppercase;
}
.arena-topbar-right {
    display: flex; align-items: center; gap: 12px;
}
.arena-card-count {
    font-size: 12px; font-weight: 700; color: rgba(255,255,255,0.3);
    letter-spacing: 0.04em;
}

/* Arena hero entrance */
.arena-hero {
    min-height: 50vh; display: flex; align-items: center; justify-content: center;
    text-align: center; padding: 40px 32px 60px; position: relative;
}
.arena-hero-content { max-width: 560px; }
.arena-hero-icon {
    font-size: 56px; margin-bottom: 20px;
    opacity: 0; animation: arenaFadeUp 0.8s 0.2s forwards;
}
.arena-hero-icon span {
    display: inline-block;
    animation: cardIconFloat 3s ease-in-out infinite;
}
@keyframes cardIconFloat {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-8px) rotate(3deg); }
}
.arena-hero-label {
    font-size: 14px; font-weight: 800; color: #c4b5fd;
    letter-spacing: 0.15em; text-transform: uppercase; margin-bottom: 20px;
    opacity: 0; animation: arenaFadeUp 0.8s 0.4s forwards;
}
.arena-hero-heading {
    font-size: clamp(40px, 6vw, 64px); font-weight: 800; letter-spacing: -0.03em;
    line-height: 1.1; margin-bottom: 20px;
    background: linear-gradient(135deg, #ffffff 0%, #c4b5fd 40%, #67e8f9 100%);
    background-size: 200% 200%;
    -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
    animation: arenaFadeUp 0.8s 0.6s forwards, gradientShift 6s ease-in-out infinite;
    opacity: 0;
}
@keyframes gradientShift {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}
.arena-hero-sub {
    font-size: 18px; color: rgba(255,255,255,0.55); line-height: 1.7; max-width: 640px;
    opacity: 0; animation: arenaFadeUp 0.8s 0.8s forwards;
}
/* Scroll down prompt */
.arena-scroll-cue {
    margin-top: 40px; font-size: 13px; font-weight: 700;
    color: rgba(167,139,250,0.5); letter-spacing: 0.1em; text-transform: uppercase;
    opacity: 0; animation: arenaFadeUp 0.8s 1.2s forwards, arenaCueBounce 2s 2s ease-in-out infinite;
}
@keyframes arenaCueBounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(6px); }
}
@keyframes arenaFadeUp {
    from { opacity: 0; transform: translateY(24px); }
    to { opacity: 1; transform: translateY(0); }
}

/* How it works strip */
.arena-how-it-works {
    display: flex; justify-content: center; gap: 24px; flex-wrap: wrap;
    padding: 0 32px 48px; max-width: 1100px; margin: 0 auto;
    opacity: 0; animation: arenaFadeUp 0.8s 1s forwards;
}
.arena-hiw-step {
    display: flex; align-items: center; gap: 16px;
    padding: 20px 28px; border-radius: 16px; flex: 1; min-width: 260px;
    background: rgba(99,70,220,0.06); border: 1px solid rgba(99,70,220,0.12);
}
.arena-hiw-num {
    font-size: 28px; font-weight: 800; color: rgba(167,139,250,0.5);
    letter-spacing: -0.02em; min-width: 36px;
}
.arena-hiw-text {
    font-size: 16px; color: rgba(255,255,255,0.5); line-height: 1.5;
}
.arena-hiw-text strong { color: rgba(255,255,255,0.85); }
@media (max-width: 768px) {
    .arena-how-it-works { flex-direction: column; gap: 10px; padding: 0 20px 24px; }
    .arena-hiw-step { padding: 10px 16px; }
}

/* Suit filter tabs */
.arena-suits {
    display: flex; justify-content: center; gap: 12px;
    padding: 0 32px 48px; flex-wrap: wrap;
}
.arena-suit-tab {
    display: flex; align-items: center; gap: 10px;
    padding: 14px 28px; border-radius: 14px;
    background: rgba(255,255,255,0.03); border: 1px solid rgba(255,255,255,0.08);
    color: rgba(255,255,255,0.5); font-size: 16px; font-weight: 600;
    cursor: pointer; transition: all 0.3s, transform 0.2s; font-family: 'Inter', sans-serif;
}
.arena-suit-tab:hover { border-color: rgba(167,139,250,0.25); background: rgba(167,139,250,0.06); }
.arena-suit-tab:active { transform: scale(0.95); }
.arena-suit-tab.active { transform: translateY(-2px); }
.arena-suit-tab .suit-icon { font-size: 20px; }
.arena-suit-tab .suit-count {
    font-size: 13px; font-weight: 700; padding: 3px 10px;
    border-radius: 100px; background: rgba(255,255,255,0.06);
    color: rgba(255,255,255,0.35);
}
/* Suit-specific active states */
.arena-suit-tab.active[data-suit="product"] { border-color: rgba(228,255,26,0.3); background: rgba(228,255,26,0.06); color: #E4FF1A; }
.arena-suit-tab.active[data-suit="technology"] { border-color: rgba(34,211,238,0.3); background: rgba(34,211,238,0.06); color: #22D3EE; }
.arena-suit-tab.active[data-suit="process"] { border-color: rgba(74,222,128,0.3); background: rgba(74,222,128,0.06); color: #4ADE80; }
.arena-suit-tab.active[data-suit="psychology"] { border-color: rgba(167,139,250,0.3); background: rgba(167,139,250,0.06); color: #A78BFA; }
.arena-suit-tab.active[data-suit="all"] { border-color: rgba(255,255,255,0.15); background: rgba(255,255,255,0.04); color: rgba(255,255,255,0.7); }

/* Card grid */
.arena-grid {
    display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 28px; max-width: 1200px; margin: 0 auto;
    padding: 0 40px 80px;
}

/* Individual trading card */
.arena-card {
    perspective: 1000px; cursor: pointer;
    height: 420px; position: relative;
}
.arena-card-inner {
    width: 100%; height: 100%; position: relative;
    transform-style: preserve-3d;
    transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}
.arena-card.flipped .arena-card-inner { transform: rotateY(180deg); }

/* Card faces shared */
.arena-card-front, .arena-card-back {
    position: absolute; inset: 0; border-radius: 16px;
    backface-visibility: hidden; -webkit-backface-visibility: hidden;
    overflow: hidden;
}

/* Card front */
.arena-card-front {
    display: flex; flex-direction: column;
    background: linear-gradient(180deg, rgba(20,18,40,0.95) 0%, rgba(12,10,30,0.98) 100%);
    border: 1px solid rgba(99,70,220,0.15);
    transition: border-color 0.3s, box-shadow 0.3s, transform 0.3s;
}
.arena-card:hover .arena-card-front {
    transform: translateY(-4px);
    box-shadow: 0 20px 50px rgba(99,70,220,0.15), 0 0 40px rgba(99,70,220,0.05);
}

/* Card front — top section with icon */
.ac-header {
    position: relative; height: 140px;
    display: flex; align-items: center; justify-content: center;
    overflow: hidden;
}
.ac-header-bg {
    position: absolute; inset: 0;
    opacity: 0.12;
}
.ac-cost {
    position: absolute; top: 14px; left: 14px;
    width: 38px; height: 38px; border-radius: 10px;
    display: flex; align-items: center; justify-content: center;
    font-size: 16px; font-weight: 800; color: #fff;
    background: rgba(99,70,220,0.5); border: 1px solid rgba(99,70,220,0.4);
}
.ac-rarity-badge {
    position: absolute; top: 14px; right: 14px;
    padding: 4px 12px; border-radius: 100px;
    font-size: 11px; font-weight: 800; letter-spacing: 0.1em; text-transform: uppercase;
}
.ac-rarity-badge.legendary { background: rgba(228,255,26,0.15); color: #E4FF1A; border: 1px solid rgba(228,255,26,0.3); }
.ac-rarity-badge.epic { background: rgba(167,139,250,0.15); color: #c4b5fd; border: 1px solid rgba(167,139,250,0.3); }
.ac-rarity-badge.rare { background: rgba(34,211,238,0.15); color: #67e8f9; border: 1px solid rgba(34,211,238,0.3); }
.ac-icon { font-size: 56px; position: relative; z-index: 1; }

/* Card front — body */
.ac-body { flex: 1; padding: 18px 20px; display: flex; flex-direction: column; }
.ac-suit-label {
    font-size: 11px; font-weight: 800; letter-spacing: 0.1em;
    text-transform: uppercase; margin-bottom: 8px;
}
.ac-suit-label.product { color: #E4FF1A; }
.ac-suit-label.technology { color: #22D3EE; }
.ac-suit-label.process { color: #4ADE80; }
.ac-suit-label.psychology { color: #c4b5fd; }
.ac-name {
    font-size: 20px; font-weight: 700; color: #f1f5f9;
    letter-spacing: -0.01em; line-height: 1.2; margin-bottom: 10px;
}
.ac-desc {
    font-size: 14px; color: rgba(255,255,255,0.5); line-height: 1.6;
    flex: 1; overflow: hidden;
    display: -webkit-box; -webkit-box-orient: vertical; -webkit-line-clamp: 3;
}

/* Card front — footer with power bar */
.ac-footer {
    padding: 12px 18px 16px; display: flex; align-items: center; justify-content: space-between;
    border-top: 1px solid rgba(99,70,220,0.08);
}
.ac-power-wrap { flex: 1; margin-right: 12px; }
.ac-power-label {
    font-size: 10px; font-weight: 700; color: rgba(255,255,255,0.3);
    letter-spacing: 0.08em; margin-bottom: 4px;
}
.ac-power-bar {
    height: 5px; border-radius: 4px; background: rgba(255,255,255,0.08);
    overflow: hidden;
}
.ac-power-fill {
    height: 100%; border-radius: 4px;
    transition: width 1s cubic-bezier(0.16, 1, 0.3, 1);
    width: 0;
}
.arena-card.revealed .ac-power-fill { /* width set inline */ }
.ac-power-num {
    font-size: 26px; font-weight: 800; letter-spacing: -0.02em;
    color: rgba(255,255,255,0.7);
}

/* Card front — suit-specific header backgrounds */
.arena-card[data-suit="product"] .ac-header-bg { background: linear-gradient(135deg, rgba(228,255,26,0.3), rgba(168,255,0,0.1)); }
.arena-card[data-suit="product"] .ac-card-front { border-color: rgba(228,255,26,0.12); }
.arena-card[data-suit="product"] .ac-power-fill { background: linear-gradient(90deg, #E4FF1A, #A8FF00); }
.arena-card[data-suit="product"]:hover .arena-card-front { border-color: rgba(228,255,26,0.25); }

.arena-card[data-suit="technology"] .ac-header-bg { background: linear-gradient(135deg, rgba(34,211,238,0.3), rgba(56,189,248,0.1)); }
.arena-card[data-suit="technology"] .ac-power-fill { background: linear-gradient(90deg, #22D3EE, #38BDF8); }
.arena-card[data-suit="technology"]:hover .arena-card-front { border-color: rgba(34,211,238,0.25); }

.arena-card[data-suit="process"] .ac-header-bg { background: linear-gradient(135deg, rgba(74,222,128,0.3), rgba(52,211,153,0.1)); }
.arena-card[data-suit="process"] .ac-power-fill { background: linear-gradient(90deg, #4ADE80, #34D399); }
.arena-card[data-suit="process"]:hover .arena-card-front { border-color: rgba(74,222,128,0.25); }

.arena-card[data-suit="psychology"] .ac-header-bg { background: linear-gradient(135deg, rgba(167,139,250,0.3), rgba(139,92,246,0.1)); }
.arena-card[data-suit="psychology"] .ac-power-fill { background: linear-gradient(90deg, #A78BFA, #8B5CF6); }
.arena-card[data-suit="psychology"]:hover .arena-card-front { border-color: rgba(167,139,250,0.25); }

/* Card back */
.arena-card-back {
    transform: rotateY(180deg);
    background: linear-gradient(135deg, #1a1440 0%, #0c0a1e 100%);
    border: 1px solid rgba(99,70,220,0.2);
    display: flex; flex-direction: column; padding: 24px;
}
.acb-header {
    display: flex; align-items: center; gap: 12px; margin-bottom: 20px;
}
.acb-icon { font-size: 36px; }
.acb-info { flex: 1; }
.acb-name { font-size: 18px; font-weight: 700; color: #f1f5f9; }
.acb-suit { font-size: 11px; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; margin-top: 2px; }
.acb-desc {
    font-size: 15px; color: rgba(255,255,255,0.55); line-height: 1.7;
    flex: 1; margin-bottom: 16px;
}
.acb-tags { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 16px; }
.acb-tag {
    padding: 5px 12px; border-radius: 8px; font-size: 12px; font-weight: 600;
    background: rgba(99,70,220,0.1); color: rgba(255,255,255,0.45);
    border: 1px solid rgba(99,70,220,0.15);
}
.acb-stats {
    display: grid; grid-template-columns: 1fr 1fr; gap: 10px;
    padding-top: 16px; border-top: 1px solid rgba(99,70,220,0.12);
}
.acb-stat-value {
    font-size: 22px; font-weight: 800; color: #c4b5fd;
    letter-spacing: -0.02em;
}
.acb-stat-label {
    font-size: 9px; font-weight: 700; color: rgba(255,255,255,0.2);
    letter-spacing: 0.08em; text-transform: uppercase; margin-top: 2px;
}

/* Card entrance — deal from above */
.arena-card {
    opacity: 0; transform: translateY(-60px) scale(0.85) rotateX(15deg);
    transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
    transform-origin: center top;
}
.arena-card.revealed {
    opacity: 1; transform: translateY(0) scale(1) rotateX(0deg);
    animation: cardIdle 4s ease-in-out infinite;
    animation-delay: var(--idle-delay, 0s);
}
@keyframes cardIdle {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-3px); }
}
/* Disable idle when hovered or selected to prevent jank */
.arena-card:hover, .arena-card.selected { animation: none !important; }

/* Arena footer */
.arena-footer {
    text-align: center; padding: 40px 32px 80px;
}
.arena-footer-text {
    font-size: 13px; color: rgba(255,255,255,0.15); margin-bottom: 20px;
    letter-spacing: 0.02em;
}
.arena-return {
    display: inline-flex; align-items: center; gap: 10px;
    padding: 14px 32px; border-radius: 100px;
    background: rgba(99,70,220,0.08); border: 1px solid rgba(99,70,220,0.2);
    color: #a78bfa; font-size: 14px; font-weight: 700;
    cursor: pointer; transition: all 0.3s; font-family: 'Inter', sans-serif;
    letter-spacing: 0.04em;
}
.arena-return:hover {
    background: rgba(99,70,220,0.15); border-color: rgba(99,70,220,0.4);
    transform: translateY(-2px); box-shadow: 0 8px 24px rgba(99,70,220,0.15);
}

/* ── HOLOGRAPHIC SHINE — Legendary/Epic cards ─── */
.arena-card[data-rarity="legendary"] .arena-card-front::after {
    content: ""; position: absolute; inset: 0; border-radius: 16px;
    background: linear-gradient(
        125deg,
        transparent 0%, transparent 30%,
        rgba(228,255,26,0.08) 40%, rgba(34,211,238,0.06) 50%,
        rgba(167,139,250,0.08) 60%, transparent 70%, transparent 100%
    );
    background-size: 250% 250%;
    animation: holoShine 4s ease-in-out infinite;
    pointer-events: none; z-index: 5;
}
.arena-card[data-rarity="epic"] .arena-card-front::after {
    content: ""; position: absolute; inset: 0; border-radius: 16px;
    background: linear-gradient(
        125deg, transparent 30%, rgba(167,139,250,0.06) 50%, transparent 70%
    );
    background-size: 250% 250%;
    animation: holoShine 6s ease-in-out infinite;
    pointer-events: none; z-index: 5;
}
@keyframes holoShine {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* Legendary breathing glow pulse */
.arena-card[data-rarity="legendary"] .arena-card-front {
    border-color: rgba(228,255,26,0.2);
    animation: legendaryBreath 3s ease-in-out infinite;
}
@keyframes legendaryBreath {
    0%, 100% { box-shadow: 0 0 15px rgba(228,255,26,0.04), 0 0 40px rgba(228,255,26,0.02); }
    50% { box-shadow: 0 0 25px rgba(228,255,26,0.1), 0 0 60px rgba(228,255,26,0.04); }
}
.arena-card[data-rarity="epic"] .arena-card-front {
    border-color: rgba(167,139,250,0.2);
    animation: epicBreath 4s ease-in-out infinite;
}
@keyframes epicBreath {
    0%, 100% { box-shadow: 0 0 12px rgba(167,139,250,0.03); }
    50% { box-shadow: 0 0 20px rgba(167,139,250,0.08); }
}

/* ── CARD SELECTED STATE + pulse ring ───────── */
.arena-card.selected .arena-card-front {
    border-color: rgba(228,255,26,0.5) !important;
    box-shadow: 0 0 30px rgba(228,255,26,0.12), 0 20px 50px rgba(99,70,220,0.15) !important;
    animation: none !important;
}
.arena-card.selected::after {
    content: ""; position: absolute; inset: -4px; border-radius: 20px;
    border: 2px solid rgba(228,255,26,0.3);
    animation: selectPulse 2s ease-in-out infinite;
    pointer-events: none;
}
@keyframes selectPulse {
    0%, 100% { opacity: 0.3; transform: scale(1); }
    50% { opacity: 0.7; transform: scale(1.02); }
}
.arena-card.selected .arena-card-front::before {
    content: "\2713"; position: absolute; top: 12px; left: 12px; z-index: 10;
    width: 32px; height: 32px; border-radius: 8px;
    background: #E4FF1A; color: #08081a;
    display: flex; align-items: center; justify-content: center;
    font-size: 16px; font-weight: 800;
    animation: checkBounce 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}
@keyframes checkBounce {
    0% { transform: scale(0); }
    60% { transform: scale(1.2); }
    100% { transform: scale(1); }
}
.arena-card.selected .ac-cost { opacity: 0; }

/* ── 3D TILT on hover ───────────────────────── */
.arena-card .arena-card-inner {
    transform-style: preserve-3d;
    transition: transform 0.15s ease-out;
}

/* ── HAND TRAY — Selected cards at bottom ───── */
.arena-hand {
    position: fixed; bottom: 0; left: 0; width: 100%;
    z-index: 100012; pointer-events: none;
    transform: translateY(100%);
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}
.arena-hand.visible { transform: translateY(0); pointer-events: auto; }
.arena-hand-inner {
    max-width: 800px; margin: 0 auto;
    background: rgba(8,8,26,0.95); backdrop-filter: blur(20px);
    border-top: 1px solid rgba(99,70,220,0.2);
    border-radius: 20px 20px 0 0;
    padding: 16px 24px 20px;
}
.arena-hand-header {
    display: flex; align-items: center; justify-content: space-between;
    margin-bottom: 12px;
}
.arena-hand-title {
    font-size: 11px; font-weight: 800; color: rgba(255,255,255,0.3);
    letter-spacing: 0.1em; text-transform: uppercase;
}
.arena-hand-count {
    font-size: 12px; font-weight: 700; color: #a78bfa;
}
.arena-hand-cards {
    display: flex; gap: 10px; overflow-x: auto; padding-bottom: 4px;
    scrollbar-width: none;
}
.arena-hand-cards::-webkit-scrollbar { display: none; }
.arena-hand-card {
    flex-shrink: 0; width: 80px; padding: 10px 8px;
    border-radius: 10px; text-align: center;
    background: rgba(255,255,255,0.03); border: 1px solid rgba(99,70,220,0.15);
    cursor: pointer; transition: all 0.2s; position: relative;
    animation: handCardIn 0.4s cubic-bezier(0.16, 1, 0.3, 1) backwards;
}
@keyframes handCardIn {
    from { opacity: 0; transform: translateY(20px) scale(0.8); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}
.arena-hand-card:hover { border-color: rgba(255,100,100,0.4); background: rgba(255,100,100,0.04); }
.arena-hand-card-icon { font-size: 24px; margin-bottom: 4px; }
.arena-hand-card-name {
    font-size: 9px; font-weight: 700; color: rgba(255,255,255,0.5);
    white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.arena-hand-card .hand-remove {
    position: absolute; top: -6px; right: -6px;
    width: 18px; height: 18px; border-radius: 50%;
    background: rgba(255,80,80,0.8); color: #fff;
    font-size: 10px; font-weight: 800; display: flex;
    align-items: center; justify-content: center;
    opacity: 0; transition: opacity 0.2s;
}
.arena-hand-card:hover .hand-remove { opacity: 1; }
.arena-hand-reveal {
    display: flex; align-items: center; justify-content: center; gap: 10px;
    width: 100%; margin-top: 12px; padding: 12px 24px;
    border-radius: 12px; font-size: 14px; font-weight: 700;
    letter-spacing: 0.04em; cursor: pointer; transition: all 0.3s;
    font-family: 'Inter', sans-serif; border: none;
    background: linear-gradient(135deg, #a78bfa, #6346dc);
    color: #fff; box-shadow: 0 4px 20px rgba(99,70,220,0.3);
}
.arena-hand-reveal:hover {
    transform: translateY(-2px); box-shadow: 0 8px 30px rgba(99,70,220,0.4);
}
.arena-hand-reveal:disabled {
    opacity: 0.3; cursor: not-allowed; transform: none;
    box-shadow: none;
}

/* ── DECK STATS BAR ─────────────────────────── */
.arena-deck-stats {
    display: flex; justify-content: center; gap: 20px; flex-wrap: wrap;
    padding: 0 32px 40px;
}
.arena-stat {
    text-align: center; padding: 24px 28px;
    border-radius: 16px; background: rgba(99,70,220,0.06);
    border: 1px solid rgba(99,70,220,0.12);
    min-width: 130px;
    opacity: 0; transform: translateY(16px);
    transition: opacity 0.5s, transform 0.5s cubic-bezier(0.16,1,0.3,1);
}
.arena-stat.visible { opacity: 1; transform: translateY(0); }
.arena-stat-value {
    font-size: 36px; font-weight: 800; letter-spacing: -0.02em;
    background: linear-gradient(135deg, #c4b5fd, #67e8f9);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
}
.arena-stat-label {
    font-size: 11px; font-weight: 700; color: rgba(255,255,255,0.35);
    letter-spacing: 0.1em; text-transform: uppercase; margin-top: 6px;
}

/* ── RANDOM DRAW BUTTON ─────────────────────── */
.arena-draw-btn {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 10px 22px; border-radius: 100px;
    background: rgba(34,211,238,0.06); border: 1px solid rgba(34,211,238,0.15);
    color: #22D3EE; font-size: 13px; font-weight: 700;
    cursor: pointer; transition: all 0.3s; font-family: 'Inter', sans-serif;
    letter-spacing: 0.04em;
}
.arena-draw-btn:hover {
    background: rgba(34,211,238,0.12); border-color: rgba(34,211,238,0.3);
    transform: translateY(-2px);
}

/* ── RANDOM DRAW OVERLAY ────────────────────── */
.arena-draw-overlay {
    position: fixed; inset: 0; z-index: 100015;
    background: rgba(8,8,26,0.95); backdrop-filter: blur(30px);
    display: flex; align-items: center; justify-content: center;
    opacity: 0; visibility: hidden; transition: opacity 0.4s, visibility 0.4s;
}
.arena-draw-overlay.active { opacity: 1; visibility: visible; }
.arena-draw-card {
    width: 280px; height: 420px; perspective: 1200px;
}
.arena-draw-card .arena-card-inner {
    width: 100%; height: 100%;
    animation: cardDraw 1s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}
@keyframes cardDraw {
    0% { transform: scale(0.3) rotateY(180deg); opacity: 0; }
    50% { transform: scale(1.1) rotateY(90deg); opacity: 1; }
    100% { transform: scale(1) rotateY(0deg); opacity: 1; }
}
.arena-draw-close {
    position: absolute; top: 24px; right: 24px;
    padding: 10px 20px; border-radius: 100px;
    background: rgba(255,255,255,0.06); border: 1px solid rgba(255,255,255,0.1);
    color: rgba(255,255,255,0.5); font-size: 12px; font-weight: 700;
    cursor: pointer; transition: all 0.2s; font-family: 'Inter', sans-serif;
}
.arena-draw-close:hover { background: rgba(255,255,255,0.1); color: #fff; }
.arena-draw-label {
    position: absolute; bottom: 60px; left: 50%; transform: translateX(-50%);
    font-size: 11px; font-weight: 800; color: rgba(255,255,255,0.2);
    letter-spacing: 0.12em; text-transform: uppercase;
    animation: arenaFadeUp 0.8s 0.8s forwards; opacity: 0;
}
.arena-draw-select {
    position: absolute; bottom: 100px; left: 50%; transform: translateX(-50%);
    padding: 12px 28px; border-radius: 100px;
    background: linear-gradient(135deg, #a78bfa, #6346dc);
    color: #fff; font-size: 13px; font-weight: 700;
    cursor: pointer; border: none; font-family: 'Inter', sans-serif;
    animation: arenaFadeUp 0.6s 1s forwards; opacity: 0;
    transition: transform 0.2s;
}
.arena-draw-select:hover { transform: translateX(-50%) translateY(-2px); }

/* ── PM IDENTITY REVEAL ─────────────────────── */
.arena-identity {
    position: fixed; inset: 0; z-index: 100016;
    background: #08081a;
    opacity: 0; visibility: hidden; transition: opacity 0.5s, visibility 0.5s;
    overflow-y: auto;
}
.arena-identity.active { opacity: 1; visibility: visible; }
.arena-identity-inner {
    min-height: 100vh; display: flex; flex-direction: column;
    align-items: center; justify-content: center;
    padding: 60px 32px; text-align: center;
}
.identity-reveal-anim {
    opacity: 0; animation: identityReveal 1.2s 0.3s cubic-bezier(0.16,1,0.3,1) forwards;
}
/* Staged child animations */
.identity-reveal-anim .identity-icon { opacity: 0; animation: identityPop 0.8s 0.5s cubic-bezier(0.16,1,0.3,1) forwards; }
.identity-reveal-anim .identity-label { opacity: 0; animation: arenaFadeUp 0.6s 0.8s forwards; }
.identity-reveal-anim .identity-name { opacity: 0; animation: identityNameReveal 1s 1s cubic-bezier(0.16,1,0.3,1) forwards; }
.identity-reveal-anim .identity-subtitle { opacity: 0; animation: arenaFadeUp 0.6s 1.3s forwards; }
.identity-reveal-anim .identity-desc { opacity: 0; animation: arenaFadeUp 0.6s 1.5s forwards; }
.identity-reveal-anim .identity-cards-used { opacity: 0; animation: arenaFadeUp 0.6s 1.7s forwards; }
.identity-reveal-anim .identity-suit-breakdown { opacity: 0; animation: arenaFadeUp 0.6s 1.9s forwards; }
.identity-reveal-anim .identity-actions { opacity: 0; animation: arenaFadeUp 0.6s 2.1s forwards; }
@keyframes identityPop {
    0% { opacity: 0; transform: scale(0.3) rotate(-10deg); }
    60% { opacity: 1; transform: scale(1.2) rotate(5deg); }
    100% { opacity: 1; transform: scale(1) rotate(0deg); }
}
@keyframes identityNameReveal {
    0% { opacity: 0; transform: translateY(30px) scale(0.9); letter-spacing: 0.1em; }
    100% { opacity: 1; transform: translateY(0) scale(1); letter-spacing: -0.03em; }
}
@keyframes identityReveal {
    0% { opacity: 0; transform: scale(0.8) translateY(30px); }
    100% { opacity: 1; transform: scale(1) translateY(0); }
}
.identity-icon {
    font-size: 72px; margin-bottom: 24px;
}
.identity-label {
    font-size: 11px; font-weight: 800; letter-spacing: 0.15em;
    text-transform: uppercase; margin-bottom: 16px;
}
.identity-name {
    font-size: clamp(32px, 6vw, 56px); font-weight: 800;
    letter-spacing: -0.03em; line-height: 1.1; margin-bottom: 8px;
}
.identity-subtitle {
    font-size: 18px; font-weight: 600; color: rgba(255,255,255,0.4);
    margin-bottom: 24px;
}
.identity-desc {
    font-size: 15px; color: rgba(255,255,255,0.45); line-height: 1.8;
    max-width: 520px; margin-bottom: 32px;
}
.identity-cards-used {
    display: flex; gap: 8px; justify-content: center; flex-wrap: wrap;
    margin-bottom: 32px;
}
.identity-card-chip {
    display: flex; align-items: center; gap: 6px;
    padding: 6px 14px; border-radius: 100px;
    background: rgba(255,255,255,0.03); border: 1px solid rgba(255,255,255,0.08);
    font-size: 12px; font-weight: 600; color: rgba(255,255,255,0.5);
}
.identity-card-chip-icon { font-size: 16px; }
.identity-suit-breakdown {
    display: flex; gap: 16px; justify-content: center; flex-wrap: wrap;
    margin-bottom: 40px;
}
.identity-suit-bar {
    display: flex; align-items: center; gap: 8px;
}
.identity-suit-dot {
    width: 10px; height: 10px; border-radius: 50%;
}
.identity-suit-name {
    font-size: 11px; font-weight: 700; color: rgba(255,255,255,0.3);
    letter-spacing: 0.04em;
}
.identity-suit-count {
    font-size: 13px; font-weight: 800;
}
.identity-actions {
    display: flex; gap: 12px; flex-wrap: wrap; justify-content: center;
}
.identity-action {
    padding: 12px 28px; border-radius: 100px;
    font-size: 13px; font-weight: 700; cursor: pointer;
    transition: all 0.3s; font-family: 'Inter', sans-serif;
    border: none;
}
.identity-action.primary {
    background: linear-gradient(135deg, #a78bfa, #6346dc);
    color: #fff; box-shadow: 0 4px 20px rgba(99,70,220,0.3);
}
.identity-action.primary:hover { transform: translateY(-2px); box-shadow: 0 8px 30px rgba(99,70,220,0.4); }
.identity-action.secondary {
    background: rgba(255,255,255,0.04); border: 1px solid rgba(255,255,255,0.1);
    color: rgba(255,255,255,0.5);
}
.identity-action.secondary:hover { background: rgba(255,255,255,0.08); color: #fff; }

/* Identity background glow */
.identity-bg-glow {
    position: absolute; top: 30%; left: 50%; transform: translate(-50%, -50%);
    width: 500px; height: 500px; border-radius: 50%;
    filter: blur(100px); pointer-events: none; opacity: 0.3;
}

/* ── Arena responsive — enhancements ─────────── */
@media (max-width: 768px) {
    .arena-topbar { padding: 12px 20px; height: 56px; }
    .arena-exit { font-size: 11px; padding: 6px 14px; }
    .arena-title-badge { display: none; }
    .arena-hero { min-height: 35vh; padding: 20px 20px 32px; }
    .arena-hero-icon { font-size: 36px; }
    .arena-hero-icon span { width: 56px; height: 56px; }
    .arena-hero-heading { font-size: clamp(24px, 5vw, 36px); }
    .arena-hero-sub { font-size: 14px; }
    .arena-cursor-glow { display: none; }
    .arena-particles { display: none; }
    .arena-suits { padding: 0 16px 20px; gap: 6px; }
    .arena-suit-tab { padding: 8px 14px; font-size: 12px; min-height: 44px; }
    .arena-grid { grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 14px; padding: 0 16px 60px; }
    .arena-card { height: 340px; }
    .ac-header { height: 100px; }
    .ac-icon { font-size: 36px; }
    .ac-name { font-size: 14px; }
    .ac-body { padding: 12px 14px; }
    .ac-cost { width: 32px; height: 32px; font-size: 14px; top: 10px; left: 10px; border-radius: 8px; }
    .ac-rarity-badge { font-size: 9px; padding: 3px 8px; top: 10px; right: 10px; letter-spacing: 0.06em; }
    .ac-suit-label { font-size: 10px; margin-bottom: 4px; }
    .ac-desc { font-size: 12px; -webkit-line-clamp: 3; }
    .ac-footer { padding: 10px 14px; }
    .ac-power-label { font-size: 9px; }
    .ac-power-num { font-size: 22px; }
    .arena-footer { padding: 32px 16px 60px; }
    .arena-hand-inner { padding: 12px 16px 16px; }
    .arena-hand-card { width: 56px; padding: 6px 4px; }
    .arena-hand-card-icon { font-size: 18px; }
    .arena-deck-stats { gap: 10px; padding: 0 16px 24px; }
    .arena-stat { min-width: 80px; padding: 14px 14px; }
    .arena-stat-value { font-size: 24px; }
    .arena-draw-card { width: 220px; height: 330px; }
    .identity-icon { font-size: 48px; }
    .arena-identity-inner { padding: 40px 20px; }
    .identity-desc { font-size: 14px; }
    .identity-action { padding: 12px 24px; font-size: 13px; }
    .identity-bg-glow { width: 300px; height: 300px; }
}
@media (max-width: 480px) {
    .arena-grid { grid-template-columns: 1fr 1fr; gap: 8px; padding: 0 8px 40px; }
    .arena-card { height: 300px; }
    .ac-header { height: 80px; }
    .ac-icon { font-size: 28px; }
    .ac-cost { width: 26px; height: 26px; font-size: 12px; top: 8px; left: 8px; border-radius: 6px; }
    .ac-rarity-badge { font-size: 7px; padding: 2px 6px; top: 8px; right: 8px; letter-spacing: 0.04em; }
    .ac-body { padding: 8px 10px; }
    .ac-suit-label { font-size: 9px; margin-bottom: 2px; letter-spacing: 0.06em; }
    .ac-name { font-size: 12px; margin-bottom: 4px; }
    .ac-desc { font-size: 11px; line-height: 1.4; -webkit-line-clamp: 3; }
    .ac-footer { padding: 8px 10px; }
    .ac-power-label { font-size: 8px; }
    .ac-power-num { font-size: 18px; }
    .ac-power-bar { height: 3px; }
    .arena-suit-tab { padding: 6px 10px; font-size: 11px; }
    .arena-suit-tab .suit-icon { font-size: 16px; }
    .arena-suit-tab .suit-count { font-size: 11px; padding: 2px 7px; }
    .arena-hero { min-height: 30vh; padding: 16px 16px 24px; }
    .arena-hero-heading { font-size: 22px; }
    .arena-topbar { padding: 10px 12px; height: 52px; }
    .arena-exit { padding: 6px 12px; font-size: 11px; }
    .arena-title-badge { font-size: 8px; }
    .arena-stat { min-width: 70px; padding: 10px 10px; }
    .arena-stat-value { font-size: 20px; }
    .arena-stat-label { font-size: 9px; }
    .arena-hand-card { width: 48px; }
    .arena-draw-card { width: 200px; height: 300px; }
    .identity-name { font-size: 28px; }
    .identity-subtitle { font-size: 15px; }
    .arena-card-front { border-radius: 12px; }
    .arena-card-back { border-radius: 12px; }
}