/* ==========================================================================
   Design tokens — ported from the HueShift card catalog (hs-card-game)
   so pulled cards render with the exact same visual identity.
   ========================================================================== */

:root {
    color-scheme: dark;
    font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    line-height: 1.4;
    font-weight: 400;
    --card-bg: #fdfdf8;
    --card-border: #111111;
    --muted-text: #444444;
    --base-bg: #4369a3;
    --hero-bg: #4369a3;
    --mech-bg: #802440;
    --dm-bg: #3d2c31;
    --wc-bg: #610bd1;
    --arena-bg: #0d7377;
    --bond-fast: #d9a400;
    --bond-tank: #2f8f46;
    --bond-arsenal: #c0392b;
    --bond-stable: #5c6b73;
    --bond-elemental: #2596be;
    --gain-color: #2f8f46;
    --penalty-color: #c0392b;
    --disrupt-color: #6b165d;
    --rarity-common: #8a8a8a;
    --rarity-uncommon: #3f8f6f;
    --rarity-rare: #3d6fd8;
    --rarity-legendary: #d4af37;
    --spacing-sm: 12px;
    --spacing-md: 14px;
    --radius-md: 14px;
    --radius-lg: 20px;
    --app-bg: #14151a;
    --app-surface: #1d1f26;
    --app-text: #f2f2f0;
    --app-muted: #a5a7b3;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    min-height: 100vh;
    background: var(--app-bg);
    color: var(--app-text);
}

button {
    font-family: inherit;
}

/* ==========================================================================
   App shell
   ========================================================================== */

.app-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 16px 20px;
    background: var(--app-surface);
    border-bottom: 1px solid #2c2e38;
    position: sticky;
    top: 0;
    z-index: 20;
}

.app-title {
    margin: 0;
    font-size: 1.15rem;
    font-weight: 800;
    letter-spacing: 0.02em;
}

.allowance {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--app-muted);
    background: #0000002e;
    border: 1px solid #33353f;
    border-radius: 999px;
    padding: 6px 14px;
}

.allowance strong {
    color: var(--app-text);
    font-size: 1rem;
}

.allowance-reset {
    border: 1px solid #45485a;
    background: none;
    color: var(--app-muted);
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    border-radius: 999px;
    padding: 3px 9px;
    cursor: pointer;
    transition: transform 0.1s ease, color 0.15s ease, border-color 0.15s ease;
}

.allowance-reset:hover {
    color: var(--app-text);
    border-color: var(--app-muted);
}

.allowance-reset:active {
    transform: scale(0.94);
}

.tabs {
    display: flex;
    gap: 4px;
    padding: 0 20px;
    background: var(--app-surface);
    border-bottom: 1px solid #2c2e38;
    position: sticky;
    top: 61px;
    z-index: 19;
    overflow-x: auto;
}

.tab-btn {
    border: none;
    background: none;
    color: var(--app-muted);
    padding: 12px 16px;
    font-size: 0.9rem;
    font-weight: 700;
    cursor: pointer;
    border-bottom: 3px solid transparent;
    white-space: nowrap;
    transition: transform 0.1s ease;
}

.tab-btn:active {
    transform: scale(0.95);
}

.tab-btn.active {
    color: var(--app-text);
    border-bottom-color: var(--wc-bg);
}

.view {
    display: none;
    max-width: 1400px;
    margin: 0 auto;
    padding: 28px 20px 60px;
}

.view.active {
    display: block;
}

/* ==========================================================================
   Pack-opening view
   ========================================================================== */

.open-stage {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 28px;
    padding-top: 20px;
}

.open-stage.shake {
    animation: shake-anim 0.4s ease;
}

@keyframes shake-anim {
    0%,
    100% {
        transform: translateX(0);
    }
    20% {
        transform: translateX(-6px);
    }
    40% {
        transform: translateX(5px);
    }
    60% {
        transform: translateX(-4px);
    }
    80% {
        transform: translateX(3px);
    }
}

.pack-summary {
    text-align: center;
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--app-text);
    background: #0000002e;
    border: 1px solid #33353f;
    border-radius: 999px;
    padding: 8px 18px;
}

.pack {
    width: 240px;
    aspect-ratio: 2 / 3;
    border-radius: var(--radius-lg);
    position: relative;
    cursor: pointer;
    border: none;
    padding: 0;
    background: linear-gradient(135deg, var(--hero-bg) 0%, var(--mech-bg) 25%, var(--dm-bg) 50%, var(--wc-bg) 75%, var(--arena-bg) 100%);
    background-size: 220% 220%;
    /* Two independent animations on separate properties (background-position, box-shadow) —
     deliberately NOT touching `transform` here, since :hover/:active/:active-hold all
     drive transform via transitions and a competing forwards-fill animation on the same
     property would silently block those (see SESSION_LOG for the exact bug this caused once). */
    animation: pack-shimmer 6s ease-in-out infinite, pack-breathe 3s ease-in-out infinite;
    box-shadow: 0 18px 40px -12px #000000aa, inset 0 0 0 2px #ffffff30;
    transition: transform 0.2s ease;
}

.pack:hover:not(:disabled) {
    transform: translateY(-4px) scale(1.02);
}

.pack:active:not(:disabled) {
    transform: scale(0.97);
}

.pack.holding {
    transform: scale(0.96);
}

.pack:disabled {
    cursor: not-allowed;
    filter: grayscale(0.8);
    opacity: 0.55;
    animation-play-state: paused;
}

@keyframes pack-breathe {
    0%,
    100% {
        box-shadow: 0 18px 40px -12px #000000aa, inset 0 0 0 2px #ffffff30;
    }
    50% {
        box-shadow: 0 24px 52px -10px #000000cc, inset 0 0 0 3px #ffffff55;
    }
}

.pack::after {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: inherit;
    background: repeating-linear-gradient(45deg, #ffffff14 0 10px, transparent 10px 20px);
}

.pack::before {
    content: "";
    position: absolute;
    inset: -50%;
    background: conic-gradient(from 0deg, transparent 0deg, #ffffff60 6deg, transparent 18deg, transparent 165deg, #ffffff45 173deg, transparent 185deg, transparent 342deg, #ffffff55 350deg, transparent 360deg);
    border-radius: 50%;
    opacity: 0;
    pointer-events: none;
    z-index: -1;
}

.pack.opening::before {
    animation: god-rays 0.6s ease-out forwards;
}

@keyframes god-rays {
    0% {
        opacity: 0;
        transform: scale(0.3) rotate(0deg);
    }
    35% {
        opacity: 1;
    }
    100% {
        opacity: 0;
        transform: scale(2.2) rotate(70deg);
    }
}

.ember {
    position: absolute;
    bottom: 10%;
    left: 50%;
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: #ffd76b;
    box-shadow: 0 0 6px 2px #ffd76b90;
    opacity: 0;
    pointer-events: none;
    animation: ember-drift 4.2s ease-in infinite;
    animation-delay: var(--ember-delay, 0s);
}

@keyframes ember-drift {
    0% {
        transform: translate(0, 0) scale(0.6);
        opacity: 0;
    }
    12% {
        opacity: 0.9;
    }
    85% {
        opacity: 0;
    }
    100% {
        transform: translate(var(--ember-x, 0px), -220px) scale(1.1);
        opacity: 0;
    }
}

.pack-progress-ring {
    position: absolute;
    inset: -6px;
    width: calc(100% + 12px);
    height: calc(100% + 12px);
    transform: rotate(-90deg);
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.15s ease;
}

.pack-progress-ring.active {
    opacity: 1;
}

.pack-progress-ring-bg {
    fill: none;
    stroke: #ffffff25;
    stroke-width: 4;
}

.pack-progress-ring-fg {
    fill: none;
    stroke: #fff;
    stroke-width: 4;
    stroke-linecap: round;
    stroke-dasharray: 289;
    stroke-dashoffset: 289;
}

.pack-label {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 10px;
    color: #fff;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    font-weight: 800;
    font-size: 0.95rem;
    text-shadow: 0 2px 6px #00000080;
}

.pack-label i {
    font-size: 2.2rem;
}

@keyframes pack-shimmer {
    0%,
    100% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
}

.pack.opening {
    animation: pack-burst 0.5s ease forwards;
}

@keyframes pack-burst {
    0% {
        transform: scale(1);
        opacity: 1;
    }
    60% {
        transform: scale(1.15);
        opacity: 1;
    }
    100% {
        transform: scale(0.3);
        opacity: 0;
    }
}

.open-hint {
    color: var(--app-muted);
    font-size: 0.85rem;
    text-align: center;
}

.reveal-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 20px;
    width: 100%;
    max-width: 1400px;
    perspective: 1400px;
    justify-items: center;
}

.reveal-slot {
    --fly-y: -70px;
    --fly-rot: -6deg;
    width: 100%;
    max-width: 300px;
    aspect-ratio: 2 / 3;
    position: relative;
    transform-style: preserve-3d;
    transform: translateY(var(--fly-y)) rotate(var(--fly-rot));
    opacity: 0;
    transition: opacity 0.5s ease, transform 0.7s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.reveal-slot:nth-child(even) {
    --fly-rot: 6deg;
}

.reveal-slot.visible {
    --fly-y: 0px;
    --fly-rot: 0deg;
    opacity: 1;
}

.reveal-slot.flipped {
    transform: rotateY(180deg);
}

.reveal-slot[data-rarity="rare"].flipped {
    transition-duration: 0.5s, 0.9s;
}

.reveal-slot[data-rarity="legendary"].flipped {
    transition-duration: 0.5s, 1.15s;
    transition-timing-function: ease, cubic-bezier(0.34, 1.8, 0.64, 1);
}

.slot-face {
    position: absolute;
    inset: 0;
    backface-visibility: hidden;
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.slot-back {
    background: linear-gradient(160deg, #2b2d38 0%, #14151a 100%);
    border: 6px solid #3a3d4a;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}

.reveal-slot.flickering .slot-back {
    animation: reel-flicker 0.5s steps(5, end) 1;
}

@keyframes reel-flicker {
    0%,
    100% {
        background: linear-gradient(160deg, #2b2d38 0%, #14151a 100%);
    }
    20% {
        background: var(--hero-bg);
    }
    40% {
        background: var(--mech-bg);
    }
    60% {
        background: var(--wc-bg);
    }
    80% {
        background: var(--arena-bg);
    }
}

.slot-back i {
    font-size: 2.4rem;
    color: #565a6b;
}

.slot-front {
    transform: rotateY(180deg);
    position: relative;
}

.slot-front::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(100deg, transparent 40%, #ffffff90 50%, transparent 60%);
    background-size: 300% 300%;
    background-position: 200% 0%;
    opacity: 0;
    pointer-events: none;
}

.reveal-slot.flipped .slot-front::after {
    animation: glint-sweep 0.5s ease-out;
}

@keyframes glint-sweep {
    0% {
        opacity: 0;
        background-position: 200% 0%;
    }
    30% {
        opacity: 1;
    }
    100% {
        opacity: 0;
        background-position: -50% 0%;
    }
}

.reveal-actions {
    display: flex;
    gap: 12px;
}

.btn {
    border: none;
    border-radius: 999px;
    padding: 10px 22px;
    font-weight: 700;
    font-size: 0.85rem;
    cursor: pointer;
    background: var(--wc-bg);
    color: #fff;
    transition: transform 0.1s ease;
}

.btn.secondary {
    background: #33353f;
    color: var(--app-text);
}

.btn:active:not(:disabled) {
    transform: scale(0.95);
}

.btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

/* ==========================================================================
   Card face — ported from the source catalog's .card system
   ========================================================================== */

.card-wrap {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 24px;
    justify-items: center;
}

.card-slot {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    width: 100%;
    max-width: 320px;
}

.card-owned-count {
    font-size: 0.78rem;
    font-weight: 700;
    color: var(--app-muted);
}

.card {
    width: 100%;
    max-width: 320px;
    aspect-ratio: 2 / 3;
    display: flex;
    flex-direction: column;
    background: var(--card-bg);
    border: 10px solid var(--hero-bg);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    position: relative;
    overflow: hidden;
    color: var(--card-border);
    container-type: inline-size;
    container-name: card;
}

.mech-cards,
.card.mech-cards,
.card-scope-mechs {
    --hero-bg: var(--mech-bg);
    --base-bg: var(--mech-bg);
}

.card-scope-darkMatter {
    --hero-bg: var(--dm-bg);
    --base-bg: var(--dm-bg);
}

.card-scope-wildcards {
    --hero-bg: var(--wc-bg);
    --base-bg: var(--wc-bg);
}

.card-scope-arena {
    --hero-bg: var(--arena-bg);
    --base-bg: var(--arena-bg);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.card-header {
    margin-bottom: var(--spacing-sm);
    font-size: clamp(0.6rem, 4.3cqw, 0.88rem);
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    gap: clamp(4px, 2.5cqw, 8px);
}

.card-name {
    margin: 0;
    margin-right: auto;
    font-size: clamp(0.78rem, 5.8cqw, 1.18rem);
    font-weight: 800;
    text-transform: none;
    letter-spacing: normal;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.card-cost {
    border: none;
    border-radius: 50%;
    width: clamp(24px, 11cqw, 36px);
    height: clamp(24px, 11cqw, 36px);
    position: relative;
    background: var(--card-border);
    color: white;
    font-size: clamp(0.62rem, 4.8cqw, 0.95rem);
    font-weight: 800;
    flex: none;
}

.card-cost i {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    line-height: 1;
}

.card-graphic {
    min-height: clamp(104px, 57cqw, 209px);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 -14px 14px -14px;
    background: linear-gradient(150deg, var(--hero-bg) 0%, #00000055 100%);
    position: relative;
    overflow: hidden;
}

.card-graphic i {
    font-size: clamp(1.8rem, 12cqw, 3.6rem);
    color: #ffffff3a;
}

.card-body {
    flex: 1;
    min-height: 0;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.card-meta {
    display: flex;
    align-items: center;
    gap: clamp(4px, 2.5cqw, 8px);
    flex-wrap: wrap;
    font-size: clamp(0.5rem, 3.8cqw, 0.78rem);
    font-weight: 700;
    color: var(--muted-text);
}

.card-dm-pair {
    font-size: clamp(0.46rem, 3.5cqw, 0.66rem);
    font-weight: 700;
    font-style: italic;
    color: var(--muted-text);
}

.card-tier,
.card-role {
    display: inline-flex;
    align-items: center;
    padding: clamp(2px, 1.2cqw, 3px) clamp(6px, 3.5cqw, 10px);
    border: 1.5px solid var(--card-border);
    border-radius: 999px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-size: clamp(0.48rem, 3.6cqw, 0.7rem);
    font-weight: 700;
    white-space: nowrap;
}

.card-role.gain {
    background: var(--gain-color);
    border-color: var(--gain-color);
    color: white;
}

.card-role.penalty {
    background: var(--penalty-color);
    border-color: var(--penalty-color);
    color: white;
}

.card-role.disrupt {
    background: var(--disrupt-color);
    border-color: var(--disrupt-color);
    color: white;
}

.card-text {
    margin: 0;
    margin-left: 0.3em;
    padding-left: 1.1em;
    font-size: clamp(0.46rem, 3.4cqw, 0.64rem);
    line-height: 1.3;
    color: #222222;
}

.card-text li+li {
    margin-top: 2px;
}

.card-text-secondary {
    color: var(--muted-text);
}

.card-tier {
    gap: 3px;
}

.card-tier.main {
    background: #d4af37;
    border-color: #d4af37;
    color: #3a2c00;
}

.card-tier.sub {
    background: #bf9bdf;
    border-color: #bf9bdf;
    color: var(--muted-text);
}

.card-bond {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: clamp(18px, 9cqw, 25px);
    height: clamp(18px, 9cqw, 25px);
    border-radius: 50%;
    color: white;
    font-size: clamp(0.44rem, 3.3cqw, 0.62rem);
    flex: none;
}

.card-cost.bond-fast,
.card-bond.bond-fast {
    background: var(--bond-fast);
}

.card-cost.bond-tank,
.card-bond.bond-tank {
    background: var(--bond-tank);
}

.card-cost.bond-arsenal,
.card-bond.bond-arsenal {
    background: var(--bond-arsenal);
}

.card-cost.bond-stable,
.card-bond.bond-stable {
    background: var(--bond-stable);
}

.card-cost.bond-elemental,
.card-bond.bond-elemental {
    background: var(--bond-elemental);
}

.card-ability {
    margin: 0;
    font-size: clamp(0.54rem, 4cqw, 0.75rem);
    font-weight: 800;
    color: var(--base-bg);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.card-flavor {
    margin: 0;
    margin-top: auto;
    margin-bottom: 10px;
    padding: clamp(4px, 2.5cqw, 6px) clamp(6px, 3.5cqw, 8px);
    border: 1px solid var(--card-border);
    border-radius: 8px;
    font-size: clamp(0.5rem, 3.8cqw, 0.72rem);
    font-style: italic;
    line-height: 1.3;
    color: var(--muted-text);
}

.card-footer {
    border-top: 2px solid var(--card-border);
    padding-top: clamp(4px, 2.5cqw, 8px);
    font-size: clamp(0.64rem, 5cqw, 0.95rem);
    font-weight: 700;
    overflow: hidden;
}

.card-stat {
    min-height: clamp(30px, 15cqw, 44px);
    text-align: center;
}

.card-stat:first-child {
    float: left;
}

.card-stat:last-child {
    float: right;
}

.card-stat strong {
    display: block;
    margin: 0;
    line-height: 1;
}

.card-stat-label {
    font-size: clamp(0.5rem, 3.8cqw, 0.72rem);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--muted-text);
}

.rarity-badge {
    position: absolute;
    top: 14px;
    right: -37px;
    transform: rotate(45deg);
    width: 140px;
    text-align: center;
    padding: 9px 0;
    font-size: 0.62rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: #fff;
    z-index: 2;
    box-shadow: 0 2px 6px #00000055;
    transition: opacity 0.2s ease;
}

.card:hover .rarity-badge {
    opacity: 0.12;
}

.card-modal-front .rarity-badge {
    display: none;
}

.card[data-rarity="common"] .rarity-badge {
    background: var(--rarity-common);
}

.card[data-rarity="uncommon"] .rarity-badge {
    background: var(--rarity-uncommon);
}

.card[data-rarity="rare"] .rarity-badge {
    background: var(--rarity-rare);
}

.card[data-rarity="legendary"] .rarity-badge {
    background: var(--rarity-legendary);
    color: #3a2c00;
}

.card[data-rarity="rare"] {
    box-shadow: 0 0 0 2px var(--rarity-rare), 0 0 26px -4px var(--rarity-rare);
}

.card[data-rarity="legendary"] {
    box-shadow: 0 0 0 3px var(--rarity-legendary), 0 0 34px -2px var(--rarity-legendary);
}

/* Scoped to low-count contexts (reveal row, modal) only — an infinite box-shadow
   animation on every uncommon card in a big collection grid would be a real perf cost. */

.reveal-slot .card[data-rarity="uncommon"],
.card-modal-front .card[data-rarity="uncommon"],
.legendary-spotlight-overlay .card[data-rarity="uncommon"] {
    animation: uncommon-pulse 2.4s ease-in-out infinite;
}

@keyframes uncommon-pulse {
    0%,
    100% {
        box-shadow: 0 0 0 1px var(--rarity-uncommon), 0 0 10px -4px var(--rarity-uncommon);
    }
    50% {
        box-shadow: 0 0 0 2px var(--rarity-uncommon), 0 0 22px -2px var(--rarity-uncommon);
    }
}

/* ==========================================================================
   Collection view
   ========================================================================== */

.collection-header {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 8px;
}

.set-section {
    margin-top: 34px;
}

.set-section:first-child {
    margin-top: 0;
}

.set-section-title {
    font-size: 1.1rem;
    font-weight: 800;
    margin-bottom: 4px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.set-section-count {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--app-muted);
}

.set-swatch {
    width: 14px;
    height: 14px;
    border-radius: 4px;
}

.card.locked {
    filter: grayscale(1) brightness(0.55);
}

.card.clickable {
    cursor: pointer;
}

.card.locked .card-graphic i {
    color: #ffffff22;
}

@media (max-width: 640px) {
    .pack {
        width: 190px;
    }
    .app-header {
        padding: 10px 14px;
        flex-wrap: wrap;
        gap: 8px;
    }
    .app-title {
        font-size: 1rem;
        white-space: nowrap;
    }
    .allowance {
        font-size: 0.75rem;
        padding: 5px 10px;
        gap: 6px;
    }
    .allowance-reset {
        font-size: 0.62rem;
        padding: 2px 7px;
    }
    .tabs {
        padding: 0 14px;
        top: 57px;
    }
}

/* ==========================================================================
   Card zoom modal — click any revealed/owned card to blow it up and flip it
   ========================================================================== */

.card-modal-overlay {
    position: fixed;
    inset: 0;
    background: #05050799;
    backdrop-filter: blur(3px);
    display: none;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 18px;
    padding: 24px;
    z-index: 100;
}

.card-modal-overlay.open {
    display: flex;
}

.card-modal-close {
    position: absolute;
    top: 18px;
    right: 22px;
    border: none;
    background: #ffffff1a;
    color: #fff;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    font-size: 1.4rem;
    line-height: 1;
    cursor: pointer;
}

.card-modal-flip {
    width: min(82vw, 360px);
    aspect-ratio: 2 / 3;
    position: relative;
    transform-style: preserve-3d;
    transform: rotateY(0deg);
    transition: transform 0.6s cubic-bezier(0.65, 0, 0.35, 1);
    cursor: pointer;
}

.card-modal-flip.flipped {
    transform: rotateY(180deg);
}

.card-modal-face {
    position: absolute;
    inset: 0;
    backface-visibility: hidden;
    border-radius: var(--radius-lg);
}

.card-modal-back {
    background: linear-gradient(160deg, #2b2d38 0%, #14151a 100%);
    border: 6px solid #3a3d4a;
    display: flex;
    align-items: center;
    justify-content: center;
}

.card-modal-back i {
    font-size: 4.5rem;
    color: #565a6b;
}

.card-modal-front {
    transform: rotateY(180deg);
}

.card-modal-front .card {
    max-width: none;
}

.card-modal-hint {
    color: var(--app-muted);
    font-size: 0.82rem;
}

/* ==========================================================================
   Full-screen FX overlays — flash, vignette, legendary spotlight, new-card toast.
   All one-shot, opacity/background-driven (never transform), toggled by a JS class
   and left to revert on their own (no `forwards`) so they can replay every time.
   ========================================================================== */

.fx-flash,
.fx-vignette {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 120;
    opacity: 0;
}

.fx-flash {
    background: #ffffff;
}

.fx-flash.play {
    animation: fx-flash-anim 0.35s ease-out;
}

@keyframes fx-flash-anim {
    0% {
        opacity: 0.85;
    }
    100% {
        opacity: 0;
    }
}

.fx-vignette {
    background: radial-gradient(circle, transparent 40%, #000000cc 100%);
}

.fx-vignette.play {
    animation: fx-vignette-anim 1.6s ease-in-out;
}

@keyframes fx-vignette-anim {
    0% {
        opacity: 0;
    }
    20% {
        opacity: 1;
    }
    80% {
        opacity: 1;
    }
    100% {
        opacity: 0;
    }
}

.legendary-spotlight-overlay {
    position: fixed;
    inset: 0;
    display: none;
    align-items: center;
    justify-content: center;
    background: #000000cc;
    z-index: 150;
    padding: 24px;
    pointer-events: none;
}

.legendary-spotlight-overlay.open {
    display: flex;
}

.legendary-spotlight-overlay .card {
    width: min(80vw, 340px);
    max-width: none;
    animation: legendary-spotlight-in 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes legendary-spotlight-in {
    0% {
        transform: scale(0.3);
        opacity: 0;
    }
    100% {
        transform: scale(1);
        opacity: 1;
    }
}

.new-toast {
    position: fixed;
    top: 90px;
    left: 50%;
    transform: translateX(-50%) translateY(-20px);
    background: #f2c94c;
    color: #3a2c00;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    padding: 10px 22px;
    border-radius: 999px;
    box-shadow: 0 8px 24px -6px #000000aa;
    opacity: 0;
    pointer-events: none;
    z-index: 130;
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.new-toast.show {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}