/* ============================================================
   Dice Roller — bkbg-dr-*
   ============================================================ */

.bkbg-dr-wrap {
    box-sizing: border-box;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    padding: 32px 24px;
    border-radius: 16px;
    max-width: var(--dr-max-width, 580px);
    margin: 0 auto;
    text-align: center;
}

/* ---- Header ---- */
.bkbg-dr-wrap .bkbg-dr-title {
    font-family: var(--bkbg-dr-ttl-font-family, inherit);
    font-weight: var(--bkbg-dr-ttl-font-weight, 700);
    font-size: var(--bkbg-dr-ttl-font-size-d, var(--bkbg-dr-ttl-fs, 26px));
    line-height: var(--bkbg-dr-ttl-line-height-d, 1.25);
    letter-spacing: var(--bkbg-dr-ttl-letter-spacing-d, normal);
    word-spacing: var(--bkbg-dr-ttl-word-spacing-d, normal);
    text-transform: var(--bkbg-dr-ttl-text-transform, none);
    font-style: var(--bkbg-dr-ttl-font-style, normal);
    text-decoration: var(--bkbg-dr-ttl-text-decoration, none);
    color: var(--dr-title-color, #111827);
    margin: 0 0 5px;
}

.bkbg-dr-subtitle {
    font-family: var(--bkbg-dr-sub-font-family, inherit);
    font-weight: var(--bkbg-dr-sub-font-weight, normal);
    font-size: var(--bkbg-dr-sub-font-size-d, var(--bkbg-dr-sub-fs, 14px));
    line-height: var(--bkbg-dr-sub-line-height-d, 1.5);
    letter-spacing: var(--bkbg-dr-sub-letter-spacing-d, normal);
    word-spacing: var(--bkbg-dr-sub-word-spacing-d, normal);
    text-transform: var(--bkbg-dr-sub-text-transform, none);
    font-style: var(--bkbg-dr-sub-font-style, normal);
    text-decoration: var(--bkbg-dr-sub-text-decoration, none);
    color: var(--dr-subtitle-color, #6b7280);
    margin: 0 0 18px;
}

/* ---- Controls ---- */
.bkbg-dr-controls {
    display: flex;
    gap: 12px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 18px;
    align-items: flex-end;
}

.bkbg-dr-ctrl-group {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
}

.bkbg-dr-ctrl-label {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .07em;
    color: var(--dr-label-color, #374151);
}

.bkbg-dr-select {
    padding: 8px 12px;
    border-radius: 9px;
    border: 1.5px solid #e5e7eb;
    font-size: 15px;
    font-weight: 700;
    color: var(--dr-label-color, #374151);
    background: #fff;
    cursor: pointer;
    outline: none;
    min-width: 70px;
    text-align: center;
}

.bkbg-dr-select:focus { border-color: var(--dr-accent, #dc2626); }

.bkbg-dr-counter {
    display: flex;
    gap: 6px;
    align-items: center;
}

.bkbg-dr-counter-btn {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    border: 1.5px solid #e5e7eb;
    background: #f9fafb;
    font-weight: 700;
    font-size: 16px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background .15s, border-color .15s;
    color: var(--dr-label-color, #374151);
}

.bkbg-dr-counter-btn:hover { background: #e5e7eb; }

.bkbg-dr-counter-val {
    font-size: 16px;
    font-weight: 700;
    color: var(--dr-label-color, #374151);
    width: 28px;
    text-align: center;
}

.bkbg-dr-mod-input {
    width: 60px;
    padding: 7px 8px;
    border-radius: 8px;
    border: 1.5px solid #e5e7eb;
    font-size: 14px;
    text-align: center;
    color: var(--dr-label-color, #374151);
    font-family: inherit;
    font-weight: 600;
    outline: none;
}

.bkbg-dr-mod-input:focus { border-color: var(--dr-accent, #dc2626); }

/* ---- Roll button ---- */
.bkbg-dr-roll-btn {
    padding: 13px 38px;
    border-radius: 12px;
    border: none;
    background: var(--dr-accent, #dc2626);
    color: #fff;
    font-weight: 800;
    font-size: 16px;
    cursor: pointer;
    margin-bottom: 18px;
    letter-spacing: .02em;
    box-shadow: 0 4px 14px rgba(220,38,38,.3);
    transition: opacity .15s, transform .12s;
}

.bkbg-dr-roll-btn:hover  { opacity: .9; }
.bkbg-dr-roll-btn:active { transform: scale(.97); }

.bkbg-dr-roll-btn.rolling { animation: dr-shake .35s ease; }

@keyframes dr-shake {
    0%,100% { transform: rotate(0deg); }
    20%      { transform: rotate(-8deg) scale(1.06); }
    40%      { transform: rotate(10deg) scale(1.1);  }
    60%      { transform: rotate(-8deg) scale(1.06); }
    80%      { transform: rotate(6deg);  }
}

/* ---- Dice display ---- */
.bkbg-dr-dice-row {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    justify-content: center;
    margin-bottom: 16px;
    min-height: 74px;
}

.bkbg-dr-die {
    width: 64px;
    height: 64px;
    border-radius: 14px;
    background: var(--dr-die-bg, #1e1b4b);
    color: var(--dr-die-face, #ffffff);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: 800;
    font-family: 'Courier New', Courier, monospace;
    box-shadow: 0 4px 12px rgba(0,0,0,.3);
    transition: transform .15s;
    user-select: none;
}

.bkbg-dr-die.rolling { animation: dr-die-spin .35s ease; }

@keyframes dr-die-spin {
    0%   { transform: scale(.6) rotate(-20deg); opacity:.4; }
    60%  { transform: scale(1.12) rotate(8deg);  opacity:1; }
    100% { transform: scale(1) rotate(0deg); }
}

/* ---- Total ---- */
.bkbg-dr-total-wrap {
    display: inline-flex;
    gap: 14px;
    align-items: center;
    background: var(--dr-total-bg, #fef2f2);
    border-radius: 14px;
    padding: 12px 24px;
    margin-bottom: 18px;
}

.bkbg-dr-total-label {
    font-size: 13px;
    font-weight: 600;
    color: var(--dr-label-color, #374151);
}

.bkbg-dr-total-val {
    font-size: 36px;
    font-weight: 800;
    color: var(--dr-total-color, #dc2626);
    line-height: 1;
}

/* ---- History ---- */
.bkbg-dr-history {
    border-radius: 12px;
    border: 1.5px solid #e5e7eb;
    overflow: hidden;
    text-align: left;
}

.bkbg-dr-hist-head {
    display: flex;
    justify-content: space-between;
    padding: 8px 14px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .07em;
    color: var(--dr-label-color, #374151);
    background: #f3f4f6;
}

.bkbg-dr-hist-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 14px;
    font-size: 13px;
    color: var(--dr-label-color, #374151);
    border-top: 1px solid #f3f4f6;
    transition: background .12s;
}

.bkbg-dr-hist-row:hover { background: #f9fafb; }

.bkbg-dr-hist-reroll {
    background: none;
    border: none;
    color: var(--dr-accent, #dc2626);
    font-size: 11px;
    font-weight: 600;
    cursor: pointer;
    padding: 2px 6px;
    border-radius: 5px;
    transition: background .12s;
}

.bkbg-dr-hist-reroll:hover { background: rgba(220,38,38,.08); }

/* ---- Responsive typography ---- */
@media (max-width: 1024px) {
    .bkbg-dr-wrap .bkbg-dr-title {
        font-size: var(--bkbg-dr-ttl-font-size-t, var(--bkbg-dr-ttl-font-size-d, var(--bkbg-dr-ttl-fs, 26px)));
        line-height: var(--bkbg-dr-ttl-line-height-t, var(--bkbg-dr-ttl-line-height-d, 1.25));
        letter-spacing: var(--bkbg-dr-ttl-letter-spacing-t, var(--bkbg-dr-ttl-letter-spacing-d, normal));
        word-spacing: var(--bkbg-dr-ttl-word-spacing-t, var(--bkbg-dr-ttl-word-spacing-d, normal));
    }
    .bkbg-dr-subtitle {
        font-size: var(--bkbg-dr-sub-font-size-t, var(--bkbg-dr-sub-font-size-d, var(--bkbg-dr-sub-fs, 14px)));
        line-height: var(--bkbg-dr-sub-line-height-t, var(--bkbg-dr-sub-line-height-d, 1.5));
        letter-spacing: var(--bkbg-dr-sub-letter-spacing-t, var(--bkbg-dr-sub-letter-spacing-d, normal));
        word-spacing: var(--bkbg-dr-sub-word-spacing-t, var(--bkbg-dr-sub-word-spacing-d, normal));
    }
}

@media (max-width: 767px) {
    .bkbg-dr-wrap .bkbg-dr-title {
        font-size: var(--bkbg-dr-ttl-font-size-m, var(--bkbg-dr-ttl-font-size-t, var(--bkbg-dr-ttl-font-size-d, var(--bkbg-dr-ttl-fs, 26px))));
        line-height: var(--bkbg-dr-ttl-line-height-m, var(--bkbg-dr-ttl-line-height-t, var(--bkbg-dr-ttl-line-height-d, 1.25)));
        letter-spacing: var(--bkbg-dr-ttl-letter-spacing-m, var(--bkbg-dr-ttl-letter-spacing-t, var(--bkbg-dr-ttl-letter-spacing-d, normal)));
        word-spacing: var(--bkbg-dr-ttl-word-spacing-m, var(--bkbg-dr-ttl-word-spacing-t, var(--bkbg-dr-ttl-word-spacing-d, normal)));
    }
    .bkbg-dr-subtitle {
        font-size: var(--bkbg-dr-sub-font-size-m, var(--bkbg-dr-sub-font-size-t, var(--bkbg-dr-sub-font-size-d, var(--bkbg-dr-sub-fs, 14px))));
        line-height: var(--bkbg-dr-sub-line-height-m, var(--bkbg-dr-sub-line-height-t, var(--bkbg-dr-sub-line-height-d, 1.5)));
        letter-spacing: var(--bkbg-dr-sub-letter-spacing-m, var(--bkbg-dr-sub-letter-spacing-t, var(--bkbg-dr-sub-letter-spacing-d, normal)));
        word-spacing: var(--bkbg-dr-sub-word-spacing-m, var(--bkbg-dr-sub-word-spacing-t, var(--bkbg-dr-sub-word-spacing-d, normal)));
    }
}

/* ---- Responsive ---- */
@media (max-width: 480px) {
    .bkbg-dr-wrap { padding: 20px 12px; }
    .bkbg-dr-die  { width: 52px; height: 52px; font-size: 20px; }
    .bkbg-dr-controls { gap: 8px; }
}