/* ========================================
   MRS WORKS
   Common Styles
======================================== */

:root {
    --color-bg: #0c0c0c;
    --color-bg-elevated: #1a1a1a;
    --color-bg-raised: #232323;
    --color-border: #2c2c2c;
    --color-text: #f5f5f5;
    --color-text-muted: #8a8a8a;
    --color-accent: #ff8a3d;
    --color-accent-dim: #cc6a24;
    --color-on-accent: #23100a;
    --color-danger: #e0522f;
    --radius-lg: 20px;
    --radius-md: 14px;
    --radius-sm: 10px;

    /* 広告枠の高さ（一元管理） */
    --ad-height: 60px;
}

* {
    box-sizing: border-box;
}

html,
body {
    margin: 0;
    padding: 0;
    overscroll-behavior: none;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Segoe UI", Roboto, sans-serif;
    background: var(--color-bg);
    color: var(--color-text);
    -webkit-tap-highlight-color: transparent;
}

button {
    font-family: inherit;
    touch-action: manipulation;
}

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

#app {
    width: 100%;
    max-width: 600px;
    min-height: 100dvh;
    margin: 0 auto;
    padding: 16px;

    /* 固定広告によるコンテンツ隠れ防止 */
    /*Webkit でflexbocが無視されるので、修正*/
    /*padding-bottom: calc(var(--ad-height) + env(safe-area-inset-bottom) + 20px);*/

    display: flex;
    flex-direction: column;
}

.brand-link {
    display: inline-block;
    color: var(--color-text-muted);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-decoration: none;
    margin-bottom: 10px;
}

.brand-link:active {
    opacity: 0.7;
}

/* ========================================
   Buttons (common)
======================================== */

button {
    cursor: pointer;
    -webkit-user-select: none;
    user-select: none;
}

/* ========================================
   Topbar / Tabs
======================================== */

.topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 18px;
}

.tabs {
    display: flex;
    gap: 0;
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: 3px;
}

.tab-btn {
    background: transparent;
    border: none;
    color: var(--color-text-muted);
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 0.04em;
    padding: 8px 18px;
    min-width: 72px;
    border-radius: 9px;
    position: relative;
}

.tab-btn.is-active {
    color: var(--color-text);
    background: var(--color-bg-raised);
}

.tab-btn.is-active::after {
    content: none;
}

.settings-btn {
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    color: var(--color-text);
    width: 42px;
    height: 42px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.settings-btn:active {
    background: var(--color-bg-raised);
}

.settings-btn:disabled {
    opacity: 0.4;
    pointer-events: none;
}

/* ========================================
   Panels
======================================== */

.panel {
    display: none;
    flex-direction: column;
    /*flex: 1;*/
}

.panel.is-active {
    display: flex;
}

/* ========================================
   Stage (dice / coin display area)
======================================== */

.stage-area {
    min-height: 34vh;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 14px;
    flex-wrap: wrap;
    perspective: 900px;
    padding: 12px 0;
}

/* ---- Dice: D6 cube ---- */

.die-cube-wrap {
    width: 78px;
    height: 78px;
    perspective: 600px;
}

.die-cube {
    width: 100%;
    height: 100%;
    position: relative;
    transform-style: preserve-3d;
    transform: rotateX(-22deg) rotateY(-30deg);
    transition: transform 0.9s cubic-bezier(0.2, 0.85, 0.35, 1);
}

.die-cube.is-rolling {
    transition: transform 0.9s cubic-bezier(0.4, 0, 0.2, 1);
}

.die-face {
    position: absolute;
    width: 78px;
    height: 78px;
    background: linear-gradient(155deg, #232323, #141414);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-template-rows: repeat(3, 1fr);
    padding: 12px;
}

.die-face .dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--color-accent);
    align-self: center;
    justify-self: center;
    opacity: 0;
}

.die-face[data-value="1"] .dot-5 { opacity: 1; }

.die-face[data-value="2"] .dot-1,
.die-face[data-value="2"] .dot-9 { opacity: 1; }

.die-face[data-value="3"] .dot-1,
.die-face[data-value="3"] .dot-5,
.die-face[data-value="3"] .dot-9 { opacity: 1; }

.die-face[data-value="4"] .dot-1,
.die-face[data-value="4"] .dot-3,
.die-face[data-value="4"] .dot-7,
.die-face[data-value="4"] .dot-9 { opacity: 1; }

.die-face[data-value="5"] .dot-1,
.die-face[data-value="5"] .dot-3,
.die-face[data-value="5"] .dot-5,
.die-face[data-value="5"] .dot-7,
.die-face[data-value="5"] .dot-9 { opacity: 1; }

.die-face[data-value="6"] .dot-1,
.die-face[data-value="6"] .dot-3,
.die-face[data-value="6"] .dot-4,
.die-face[data-value="6"] .dot-6,
.die-face[data-value="6"] .dot-7,
.die-face[data-value="6"] .dot-9 { opacity: 1; }

.die-face--front  { transform: translateZ(39px); }
.die-face--back   { transform: rotateY(180deg) translateZ(39px); }
.die-face--right  { transform: rotateY(90deg) translateZ(39px); }
.die-face--left   { transform: rotateY(-90deg) translateZ(39px); }
.die-face--top    { transform: rotateX(90deg) translateZ(39px); }
.die-face--bottom { transform: rotateX(-90deg) translateZ(39px); }

.die-slot {
    position: relative;
}

/* ---- Coin ---- */

.coin-wrap {
    width: 96px;
    height: 96px;
    perspective: 600px;
}

.coin {
    width: 100%;
    height: 100%;
    position: relative;
    transform-style: preserve-3d;
    transform: rotateY(0deg);
    transition: transform 0.9s cubic-bezier(0.2, 0.85, 0.35, 1);
}

.coin.is-tossing {
    transition: transform 0.9s cubic-bezier(0.4, 0, 0.2, 1);
}

.coin-face {
    position: absolute;
    inset: 0;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    font-weight: 800;
    backface-visibility: hidden;
    border: 1px solid var(--color-border);
    box-shadow: inset 0 0 0 3px rgba(255, 255, 255, 0.04), 0 10px 18px rgba(0, 0, 0, 0.45);
}

.coin-face--heads {
    background: linear-gradient(155deg, #2c3f30, #142118);
    color: var(--color-accent);
}

.coin-logo {
    width: 72%;
    height: 72%;
    object-fit: cover;
    border-radius: 50%;
    display: block;
}

.coin-face--tails {
    background: linear-gradient(155deg, #262626, #141414);
    color: var(--color-text);
    transform: rotateY(180deg);
}

/* ========================================
   Result area
======================================== */

.result-area {
    text-align: center;
    padding: 10px 0 6px;
    min-height: 56px;
}

.result-hint {
    color: var(--color-text-muted);
    font-size: 14px;
    margin: 0;
}

.result-values {
    display: flex;
    justify-content: center;
    gap: 10px;
    flex-wrap: wrap;
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 4px;
}

.result-total {
    color: var(--color-text-muted);
    font-size: 14px;
}

.result-total strong {
    color: var(--color-accent);
    font-size: 16px;
}

/* ========================================
   Action button (ROLL / TOSS)
======================================== */

.action-btn {
    width: 100%;
    padding: 18px;
    font-size: 18px;
    font-weight: 800;
    letter-spacing: 0.08em;
    color: var(--color-on-accent);
    background: var(--color-accent);
    border: none;
    border-radius: var(--radius-lg);
    margin: 6px 0 20px;
    transition: transform 0.15s ease, opacity 0.15s ease;
}

.action-btn:active {
    transform: scale(0.98);
}

.action-btn:disabled {
    opacity: 0.5;
    pointer-events: none;
}

/* ========================================
   History
======================================== */

.history-section {
    /*flex: 1;*/
    margin-bottom: calc(var(--ad-height) + env(safe-area-inset-bottom) + 20px);
}

.history-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 8px;
}

.history-header h2 {
    font-size: 14px;
    color: var(--color-text-muted);
    margin: 0;
    font-weight: 700;
    letter-spacing: 0.05em;
}

.clear-btn {
    background: none;
    border: none;
    color: var(--color-text-muted);
    font-size: 13px;
    padding: 6px 4px;
}

.clear-btn:active {
    color: var(--color-danger);
}

.history-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.history-empty {
    color: var(--color-text-muted);
    font-size: 13px;
    padding: 14px 0;
    text-align: center;
}

.history-item {
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    padding: 10px 14px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
}

.history-item-main {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.history-item-type {
    font-size: 12px;
    color: var(--color-text-muted);
}

.history-item-values {
    font-size: 15px;
    font-weight: 700;
}

.history-item-summary {
    font-size: 13px;
    color: var(--color-accent);
    font-weight: 700;
}

.history-item-time {
    font-size: 12px;
    color: var(--color-text-muted);
    flex-shrink: 0;
}

/* ========================================
   Modal (settings / confirm)
======================================== */

.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    display: flex;
    align-items: flex-end;
    justify-content: center;
    z-index: 2000;
    padding: 0;
}

.modal-overlay[hidden] {
    display: none;
}

.modal {
    width: 100%;
    max-width: 600px;
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-bottom: none;
    border-radius: 20px 20px 0 0;
    padding: 22px 20px calc(20px + env(safe-area-inset-bottom));
}

.modal--small {
    border-radius: 20px;
    margin: 0 16px calc(16px + env(safe-area-inset-bottom));
    padding: 22px 20px;
}

.modal h2 {
    font-size: 16px;
    margin: 0 0 18px;
}

.setting-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
}

.setting-label {
    font-size: 14px;
    color: var(--color-text-muted);
}

.stepper {
    display: flex;
    align-items: center;
    gap: 4px;
    background: var(--color-bg-raised);
    border-radius: var(--radius-md);
    padding: 4px;
}

.stepper-btn {
    width: 40px;
    height: 40px;
    border: none;
    border-radius: var(--radius-sm);
    background: var(--color-bg-elevated);
    color: var(--color-text);
    font-size: 18px;
    font-weight: 700;
}

.stepper-btn:disabled {
    opacity: 0.35;
}

.stepper-value {
    min-width: 44px;
    text-align: center;
    font-size: 17px;
    font-weight: 800;
}

.modal-actions {
    display: flex;
    gap: 10px;
    margin-top: 6px;
}

.modal-btn {
    flex: 1;
    padding: 14px;
    border-radius: var(--radius-md);
    border: none;
    font-size: 15px;
    font-weight: 700;
}

.modal-btn--cancel {
    background: var(--color-bg-raised);
    color: var(--color-text);
}

.modal-btn--confirm {
    background: var(--color-accent);
    color: var(--color-on-accent);
}

.modal-btn--danger {
    background: var(--color-danger);
    color: #1c0603;
}

.confirm-text {
    font-size: 15px;
    text-align: center;
    margin: 4px 0 18px;
}

/* ========================================
   Responsive
======================================== */

@media (max-width: 600px) {

    #app {
        padding: 14px;
    }

}

@media (prefers-reduced-motion: reduce) {
    .die-cube,
    .coin {
        transition-duration: 0.01ms !important;
    }
}

/* ========================================
   Fixed Advertisement
======================================== */

.ad-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: #121212;
    z-index: 1000;
    padding-top: 1px;
    padding-bottom: calc(1px + env(safe-area-inset-bottom));
    border-top: 1px solid #333;
}


/* MRS TOOLS footer link */
.tools-footer-link {
    text-align: center;
    margin: 0 0 calc(var(--ad-height) + env(safe-area-inset-bottom) + 20px);
    font-size: 13px;
}

.tools-footer-link a {
    color: var(--color-text-muted);
    text-decoration: underline;
}

.tools-footer-link a:active {
    opacity: 0.7;
}