[hidden] {
    display: none !important;
}

:root {
    --bg: #f7f5ff;
    --bg-2: #edf6ff;
    --panel: rgba(255, 255, 255, 0.92);
    --panel-strong: #ffffff;
    --text: #202137;
    --muted: #646982;
    --line: rgba(89, 96, 133, 0.18);
    --accent: #7759f2;
    --accent-2: #20b9c8;
    --danger: #d85574;
    --shadow: 0 20px 55px rgba(54, 55, 101, 0.16);
    --radius: 24px;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    min-height: 100vh;
    color: var(--text);
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    background:
        radial-gradient(circle at top left, rgba(119, 89, 242, 0.24), transparent 32rem),
        radial-gradient(circle at bottom right, rgba(32, 185, 200, 0.20), transparent 28rem),
        linear-gradient(135deg, var(--bg), var(--bg-2));
}

button,
input { font: inherit; }

button { cursor: pointer; }

.page-shell {
    width: min(1180px, calc(100% - 28px));
    margin: 0 auto;
    padding: 26px 0 34px;
}

.hero {
    display: flex;
    justify-content: space-between;
    gap: 18px;
    align-items: center;
    padding: 26px;
    border: 1px solid var(--line);
    border-radius: 30px;
    background: rgba(255, 255, 255, 0.76);
    box-shadow: var(--shadow);
    backdrop-filter: blur(10px);
}


.hero-main {
    min-width: 0;
    flex: 1 1 auto;
}

.logo-heading {
    margin: -18px 0 6px;
    line-height: 0;
}

.hero-logo {
    display: block;
    width: min(720px, 100%);
    max-height: 180px;
    object-fit: contain;
    object-position: left center;
    filter: drop-shadow(0 14px 22px rgba(28, 36, 118, 0.22));
}

.eyebrow {
    margin: 0 0 8px;
    color: var(--accent);
    font-size: 0.82rem;
    font-weight: 800;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

h1,
h2,
p { margin-top: 0; }

h1 {
    margin-bottom: 8px;
    font-size: clamp(2rem, 4.5vw, 4rem);
    line-height: 1.05;
}

h2 {
    margin-bottom: 14px;
    font-size: 1.15rem;
}

.hero-text {
    margin-bottom: 0;
    color: var(--muted);
    line-height: 1.8;
}

.hero-badge {
    flex: 0 0 auto;
    padding: 12px 16px;
    border-radius: 999px;
    color: #fff;
    font-weight: 800;
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    box-shadow: 0 14px 30px rgba(119, 89, 242, 0.22);
}

.game-layout {
    display: grid;
    grid-template-columns: minmax(260px, 320px) minmax(320px, 420px) minmax(260px, 320px);
    gap: 18px;
    align-items: start;
    margin-top: 18px;
}

.panel,
.canvas-card {
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--panel);
    box-shadow: var(--shadow);
}

.panel { padding: 20px; }

.panel p,
.panel li {
    color: var(--muted);
    line-height: 1.75;
}

.difficulty-grid {
    display: grid;
    gap: 10px;
    margin: 18px 0;
}

.difficulty-card {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 6px 10px;
    padding: 14px;
    border: 1px solid var(--line);
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.78);
    transition: transform 0.16s ease, border-color 0.16s ease, box-shadow 0.16s ease;
}

.difficulty-card:has(input:checked) {
    border-color: rgba(119, 89, 242, 0.55);
    box-shadow: 0 12px 28px rgba(119, 89, 242, 0.13);
    transform: translateY(-1px);
}

.difficulty-card input { margin-top: 4px; }

.difficulty-name {
    font-weight: 800;
}

.difficulty-desc {
    grid-column: 2;
    color: var(--muted);
    font-size: 0.9rem;
    line-height: 1.55;
}

.name-row {
    display: grid;
    gap: 8px;
    margin-bottom: 14px;
}

.name-row label {
    font-weight: 800;
}

.name-row input {
    width: 100%;
    padding: 12px 13px;
    border: 1px solid var(--line);
    border-radius: 14px;
    background: #fff;
    color: var(--text);
}

.primary-btn,
.sub-btn,
.text-btn,
.mobile-controls button {
    border: 0;
    border-radius: 999px;
    font-weight: 800;
}

.primary-btn {
    width: 100%;
    padding: 14px 18px;
    color: #fff;
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    box-shadow: 0 16px 28px rgba(119, 89, 242, 0.22);
}

.sub-btn {
    padding: 11px 14px;
    color: var(--text);
    background: #eef2ff;
}

.text-btn {
    color: var(--accent);
    background: transparent;
}

.board-wrap {
    position: sticky;
    top: 16px;
}

.canvas-card {
    padding: 16px;
    background: rgba(21, 23, 43, 0.94);
}

.game-status {
    min-height: 30px;
    padding: 8px 10px;
    margin-bottom: 12px;
    color: #f5f8ff;
    text-align: center;
    font-weight: 800;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 14px;
}

#gameCanvas {
    display: block;
    width: 100%;
    max-width: 390px;
    aspect-ratio: 1 / 2;
    height: auto;
    margin: 0 auto;
    border-radius: 18px;
    background: #101426;
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.09);
    touch-action: none;
}

.mobile-controls {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 9px;
    margin-top: 12px;
}

.mobile-controls button {
    min-height: 44px;
    color: #fff;
    background: rgba(255, 255, 255, 0.14);
}

.mobile-controls button[data-action="drop"] {
    grid-column: span 2;
    background: rgba(119, 89, 242, 0.72);
}

.side-column {
    display: grid;
    gap: 18px;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    margin: 0 0 16px;
}

.stats-grid div {
    padding: 13px;
    border-radius: 18px;
    background: rgba(119, 89, 242, 0.08);
}

.stats-grid dt {
    color: var(--muted);
    font-size: 0.83rem;
}

.stats-grid dd {
    margin: 4px 0 0;
    font-size: 1.25rem;
    font-weight: 900;
}

.next-box {
    display: grid;
    place-items: center;
    gap: 8px;
    padding: 14px;
    border: 1px dashed rgba(119, 89, 242, 0.28);
    border-radius: 18px;
}

.next-box span {
    color: var(--muted);
    font-weight: 800;
    font-size: 0.88rem;
}

#nextCanvas {
    width: 104px;
    height: 104px;
    background: #15172b;
    border-radius: 16px;
}

.button-row {
    display: flex;
    gap: 10px;
    margin-top: 14px;
}

.button-row .sub-btn,
.button-row .primary-btn { flex: 1; }

.guide-panel ul {
    padding-left: 1.25em;
    margin-bottom: 0;
}

.panel-title-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 10px;
}

.ranking-list {
    display: grid;
    gap: 10px;
    padding-left: 0;
    margin: 0;
    list-style: none;
}

.ranking-list li {
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: 8px;
    align-items: center;
    padding: 10px 11px;
    border-radius: 14px;
    background: rgba(32, 185, 200, 0.08);
    color: var(--text);
}

.rank-no {
    display: grid;
    place-items: center;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    color: #fff;
    font-weight: 900;
    background: var(--accent);
}

.rank-name {
    font-weight: 800;
    overflow-wrap: anywhere;
}

.rank-score {
    color: var(--muted);
    font-weight: 800;
    white-space: nowrap;
}


.modal-backdrop[hidden] {
    display: none !important;
}

.modal-backdrop {
    position: fixed;
    inset: 0;
    display: grid;
    place-items: center;
    padding: 20px;
    background: rgba(14, 16, 32, 0.56);
    z-index: 20;
}

.result-modal {
    width: min(440px, 100%);
    padding: 24px;
    border-radius: 26px;
    background: #fff;
    box-shadow: 0 22px 70px rgba(0, 0, 0, 0.28);
}

.result-modal p {
    color: var(--muted);
    line-height: 1.8;
}

@media (max-width: 1000px) {
    .game-layout {
        grid-template-columns: 1fr minmax(310px, 390px);
    }
    .side-column {
        grid-column: 1 / -1;
        grid-template-columns: repeat(3, 1fr);
    }
    .board-wrap { position: static; }
}

@media (max-width: 740px) {
    .page-shell { width: min(100% - 18px, 560px); padding-top: 12px; }
    .hero { align-items: flex-start; flex-direction: column; padding: 20px; }
    .logo-heading { margin: -10px 0 4px; }
    .hero-logo { width: 100%; max-height: 120px; object-position: left center; }
    .game-layout { grid-template-columns: 1fr; }
    .start-panel { order: 1; }
    .board-wrap { order: 2; }
    .side-column { order: 3; grid-template-columns: 1fr; }
    .canvas-card { padding: 12px; border-radius: 20px; }
    .panel { padding: 16px; }
    .mobile-controls { grid-template-columns: repeat(3, 1fr); }
    .mobile-controls button { min-height: 48px; }
}

.canvas-stage {
    position: relative;
    width: fit-content;
    max-width: 100%;
    margin: 0 auto;
}

.countdown-layer {
    position: absolute;
    inset: 0;
    display: grid;
    place-items: center;
    border-radius: 18px;
    color: #fff;
    font-size: clamp(2.8rem, 14vw, 5.6rem);
    font-weight: 1000;
    letter-spacing: 0.04em;
    text-shadow: 0 10px 30px rgba(0,0,0,.45), 0 0 28px rgba(85,215,246,.72);
    background: rgba(7, 9, 18, 0.38);
    z-index: 3;
    pointer-events: none;
}

.start-panel.is-playing .difficulty-grid,
.start-panel.is-playing > p {
    display: none;
}

.result-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
    margin: 14px 0 0;
}

.result-grid div {
    padding: 10px 12px;
    border-radius: 14px;
    background: rgba(119, 89, 242, 0.08);
}

.result-grid dt {
    color: var(--muted);
    font-size: 0.82rem;
    font-weight: 800;
}

.result-grid dd {
    margin: 4px 0 0;
    font-size: 1.05rem;
    font-weight: 900;
}

.result-actions {
    flex-wrap: wrap;
}

.result-actions .primary-btn,
.result-actions .sub-btn {
    min-width: 150px;
}

.site-footer {
    display: flex;
    justify-content: center;
    gap: 14px;
    flex-wrap: wrap;
    margin-top: 22px;
    color: var(--muted);
    font-size: 0.88rem;
}

body.game-is-playing {
    overscroll-behavior: contain;
}

@media (max-width: 740px) {
    body {
        min-height: 100dvh;
    }

    .board-wrap {
        scroll-margin-top: max(8px, env(safe-area-inset-top));
    }

    .mobile-controls {
        gap: 10px;
        margin-top: 10px;
    }

    .mobile-controls button {
        min-height: 56px;
        font-size: 1.02rem;
    }

    .start-panel.is-playing {
        padding-block: 12px;
    }

    .start-panel.is-playing h2 {
        margin-bottom: 8px;
        font-size: 1rem;
    }

    .result-modal {
        max-height: calc(100dvh - 28px);
        overflow: auto;
    }

    .result-grid {
        grid-template-columns: 1fr;
    }
}

.daily-panel {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 18px;
    margin-top: 18px;
    background: linear-gradient(135deg, rgba(255,255,255,.92), rgba(224,244,255,.9));
}

.daily-panel h2 { margin-bottom: 8px; }
.daily-panel p { margin-bottom: 0; }
.daily-panel .primary-btn { width: auto; min-width: 190px; }

.mode-grid {
    display: grid;
    gap: 10px;
    margin: 0 0 18px;
}

.mode-card {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 6px 10px;
    padding: 12px;
    border: 1px solid var(--line);
    border-radius: 16px;
    background: rgba(255,255,255,.72);
}

.mode-card:has(input:checked) {
    border-color: rgba(32,185,200,.58);
    box-shadow: 0 12px 26px rgba(32,185,200,.12);
}

.mode-name { font-weight: 900; }
.mode-desc { grid-column: 2; color: var(--muted); font-size: .88rem; line-height: 1.55; }
.name-row select,
.ranking-filters select {
    width: 100%;
    padding: 12px 13px;
    border: 1px solid var(--line);
    border-radius: 14px;
    background: #fff;
    color: var(--text);
    font: inherit;
}

.preview-grid {
    display: grid;
    grid-template-columns: 1fr 1.35fr;
    gap: 12px;
    margin-top: 12px;
}

.hold-box canvas,
.next-preview-list canvas {
    width: 78px;
    height: 78px;
    border-radius: 14px;
    background: #15172b;
}

.next-preview-list {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px;
}

.meter-box {
    display: grid;
    gap: 8px;
    margin: 0 0 14px;
    padding: 12px;
    border-radius: 18px;
    background: rgba(32,185,200,.08);
}

.meter-title {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    color: var(--muted);
    font-weight: 900;
    font-size: .88rem;
}

.meter {
    height: 12px;
    overflow: hidden;
    border-radius: 999px;
    background: rgba(32,37,62,.16);
}

.meter span {
    display: block;
    height: 100%;
    width: 0%;
    border-radius: inherit;
    background: linear-gradient(90deg, var(--accent), var(--accent-2));
    transition: width .18s ease;
}

.fever-btn { width: 100%; }
body.fever-active .canvas-card {
    box-shadow: 0 0 0 1px rgba(255,255,255,.18), 0 24px 70px rgba(119,89,242,.36), 0 0 45px rgba(32,185,200,.25);
}

.float-message {
    position: absolute;
    left: 50%;
    top: 22%;
    transform: translate(-50%, -50%);
    z-index: 4;
    padding: 10px 16px;
    border-radius: 999px;
    color: #fff;
    font-weight: 1000;
    background: linear-gradient(135deg, rgba(119,89,242,.92), rgba(32,185,200,.92));
    box-shadow: 0 16px 34px rgba(0,0,0,.28);
    pointer-events: none;
}

.float-message.is-showing { animation: floatPop 1.05s ease both; }
@keyframes floatPop {
    0% { opacity: 0; transform: translate(-50%, -35%) scale(.85); }
    20% { opacity: 1; transform: translate(-50%, -50%) scale(1.03); }
    100% { opacity: 0; transform: translate(-50%, -80%) scale(.98); }
}

.guide-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 12px;
}

.ranking-filters { margin: 0 0 12px; }

.mission-list {
    position: relative;
    display: grid;
    gap: 10px;
    padding: 0;
    margin: 0;
    list-style: none;
}

.mission-list li {
    position: relative;
    overflow: hidden;
    display: grid;
    gap: 3px;
    padding: 10px 11px;
    border-radius: 14px;
    background: rgba(119,89,242,.08);
}

.mission-list li strong,
.mission-list li span,
.mission-list li em { position: relative; z-index: 1; }
.mission-list li strong { font-weight: 900; }
.mission-list li span { color: var(--muted); font-size: .86rem; }
.mission-list li em { color: var(--accent); font-style: normal; font-weight: 900; font-size: .86rem; }
.mission-list li i {
    position: absolute;
    inset: auto 0 0 0;
    height: 4px;
    width: 0%;
    background: linear-gradient(90deg, var(--accent), var(--accent-2));
}
.mission-list li.is-done { background: rgba(32,185,200,.14); }

.help-list { padding-left: 1.25em; line-height: 1.8; color: var(--muted); }
.key-config-list { display: grid; gap: 8px; margin: 14px 0; }
.key-config-row {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    width: 100%;
    padding: 11px 12px;
    border: 1px solid var(--line);
    border-radius: 14px;
    background: rgba(119,89,242,.07);
    color: var(--text);
    font-weight: 900;
}
.key-config-row strong { color: var(--accent); overflow-wrap: anywhere; }

@media (max-width: 1000px) {
    .side-column { grid-template-columns: repeat(2, 1fr); }
    .mission-panel { grid-column: 1 / -1; }
}

@media (max-width: 740px) {
    .daily-panel { flex-direction: column; align-items: stretch; }
    .daily-panel .primary-btn { width: 100%; }
    .mode-grid { grid-template-columns: 1fr; }
    .side-column { grid-template-columns: 1fr; }
    .preview-grid { grid-template-columns: 1fr; }
    .mobile-controls { grid-template-columns: repeat(2, 1fr); }
    .mobile-controls button[data-action="drop"] { grid-column: span 1; }
    .guide-actions { display: grid; grid-template-columns: 1fr; }
}