/* =========================================
   RANDOM NUMBER GENERATOR — PREMIUM UI
   ========================================= */
.da-wrapper {
    --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
    display: flex;
    justify-content: center;
        padding: clamp(0px, 5vw, 0px) 20px;
}

.da-panel {
    position: relative;                
    width: 100%;
    max-width: 1100px;
    border-radius: 28px;
    padding: clamp(28px, 5vw, 56px);
}

/* ---------- UI SHELL ---------- */
.tool-widget { display: flex; flex-direction: column; gap: 24px; margin-bottom: 50px; animation: fadeIn 0.5s ease; }

.sec-title { font-size: 14px; font-weight: 800; color: var(--text-main); display: flex; align-items: center; gap: 8px; margin-bottom: 16px; }
.sec-title span { color: var(--primary-color); }

/* Modes Grid */
.modes-section { background: var(--card-bg); border: 1px solid var(--border-color); border-radius: 20px; padding: 24px; box-shadow: 0 10px 30px rgba(0,0,0,0.02); }
.modes-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 12px; }
.mode-card { background: var(--bg-body); border: 1px solid var(--border-color); border-radius: 12px; padding: 16px; cursor: pointer; transition: all 0.2s; position: relative; overflow: hidden; display: flex; flex-direction: column; gap: 8px; }
.mode-card:hover { border-color: var(--primary-color); transform: translateY(-2px); }
.mode-card.active { border-color: var(--primary-color); background: rgba(var(--primary-color-rgb), 0.05); box-shadow: 0 4px 12px rgba(var(--primary-color-rgb), 0.1); }
.mc-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--primary-color); position: absolute; top: 16px; right: 16px; opacity: 0; transform: scale(0); transition: all 0.2s; }
.mode-card.active .mc-dot { opacity: 1; transform: scale(1); }
.mc-icon { color: var(--primary-color); display: flex; align-items: center; }
.mc-name { font-size: 15px; font-weight: 800; color: var(--text-main); }
.mc-desc { font-size: 12px; color: var(--text-muted); line-height: 1.4; }

/* Controls Grid */
.controls-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
@media (max-width: 800px) { .controls-grid { grid-template-columns: 1fr; } }

.range-panel, .settings-panel { background: var(--card-bg); border: 1px solid var(--border-color); border-radius: 20px; padding: 24px; box-shadow: 0 10px 30px rgba(0,0,0,0.02); }

/* Range Panel */
.rp-row { display: flex; align-items: center; gap: 12px; margin-bottom: 24px; }
.rp-label { font-size: 14px; font-weight: 800; color: var(--text-muted); width: 40px; }
.rp-input { flex: 1; background: var(--bg-body); border: 1px solid var(--border-color); border-radius: 12px; padding: 12px 16px; font-size: 18px; font-weight: 800; color: var(--text-main); outline: none; transition: border-color 0.2s; font-family: inherit; }
.rp-input:focus { border-color: var(--primary-color); }
.rp-sep { font-size: 18px; font-weight: 800; color: var(--text-muted); opacity: 0.5; }

.presets-wrap { display: flex; flex-wrap: wrap; gap: 8px; }
.preset-btn { background: var(--bg-body); border: 1px solid var(--border-color); border-radius: 8px; padding: 6px 12px; font-size: 12px; font-weight: 700; color: var(--text-muted); cursor: pointer; transition: all 0.2s; }
.preset-btn:hover { border-color: var(--primary-color); color: var(--text-main); }
.preset-btn.active { background: var(--primary-light); border-color: var(--primary-color); color: var(--primary-color); }

/* Settings Panel */
.settings-panel { display: flex; flex-direction: column; gap: 16px; }
.ctrl-label { font-size: 13px; font-weight: 800; color: var(--text-muted); display: flex; align-items: center; gap: 6px; }

.settings-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

.stepper { display: flex; align-items: center; background: var(--bg-body); border-radius: 10px; border: 1px solid var(--border-color); overflow: hidden; margin-top: 6px; }
.step-btn { background: transparent; border: none; padding: 8px 16px; font-size: 18px; font-weight: 700; color: var(--text-muted); cursor: pointer; transition: background 0.2s; }
.step-btn:hover { background: rgba(0,0,0,0.05); }
.step-num { flex: 1; min-width: 0; text-align: center; background: transparent; border: none; font-size: 15px; font-weight: 800; color: var(--text-main); outline: none; }

.fmt-select { background: var(--bg-body); border: 1px solid var(--border-color); border-radius: 10px; padding: 10px 14px; font-size: 14px; font-weight: 700; color: var(--text-main); outline: none; margin-top: 6px; width: 100%; cursor: pointer; }

.sw-row { display: flex; justify-content: space-between; align-items: center; padding: 12px; background: var(--bg-body); border: 1px solid var(--border-color); border-radius: 10px; cursor: pointer; transition: border-color 0.2s; }
.sw-row:hover { border-color: var(--primary-color); }
.sw-row-info { display: flex; flex-direction: column; gap: 2px; }
.sw-row-name { font-size: 14px; font-weight: 800; color: var(--text-main); }
.sw-row-sub { font-size: 12px; color: var(--text-muted); }

.sw-t { width: 36px; height: 20px; border-radius: 20px; background: var(--border-color); position: relative; transition: background 0.3s; }
.sw-t.on { background: var(--primary-color); }
.sw-thumb { width: 16px; height: 16px; border-radius: 50%; background: #fff; position: absolute; top: 2px; left: 2px; transition: transform 0.3s var(--ease-spring); box-shadow: 0 2px 4px rgba(0,0,0,0.2); }
.sw-t.on .sw-thumb { transform: translateX(16px); }

/* ---------- CUSTOM DROPDOWN ---------- */
.custom-dropdown { position: relative; display: inline-block; user-select: none; width: 100%; }
.cd-header { display: flex; align-items: center; justify-content: space-between; gap: 12px; background: var(--bg-body); border: 1px solid var(--border-color); padding: 8px 12px; border-radius: 8px; font-size: 13px; font-weight: 800; color: var(--text-muted); cursor: pointer; transition: all 0.2s; }
.cd-header:hover, .custom-dropdown.active .cd-header { border-color: var(--primary-color); color: var(--primary-color); background: var(--primary-light); }
.cd-value { display: flex; align-items: center; gap: 8px; }
.cd-body { position: absolute; top: calc(100% + 8px); right: 0; width: 100%; background: var(--card-bg); border: 1px solid var(--border-color); border-radius: 12px; box-shadow: 0 10px 30px rgba(0,0,0,0.05); padding: 8px; z-index: 100; opacity: 0; visibility: hidden; transform: translateY(-10px); transition: all 0.2s; display: flex; flex-direction: column; gap: 8px; }
.custom-dropdown.active .cd-body { opacity: 1; visibility: visible; transform: translateY(0); }
.cd-search input { width: 100%; background: var(--bg-body); border: 1px solid var(--border-color); border-radius: 8px; padding: 8px 12px; font-size: 12px; color: var(--text-main); outline: none; }
.cd-list { max-height: 200px; overflow-y: auto; display: flex; flex-direction: column; gap: 2px; }
.cd-list::-webkit-scrollbar { width: 4px; }
.cd-list::-webkit-scrollbar-thumb { background: var(--border-color); border-radius: 4px; }
.cd-item { display: flex; align-items: center; gap: 10px; padding: 8px 12px; border-radius: 8px; font-size: 12px; font-weight: 700; color: var(--text-main); cursor: pointer; transition: background 0.2s; }
.cd-item:hover { background: var(--bg-body); }
.cd-item.active { background: rgba(var(--primary-color-rgb), 0.05); color: var(--primary-color); }

.gen-btn { background: linear-gradient(135deg, var(--primary-color), var(--primary-gradient-end)); color: #fff; border: none; border-radius: 12px; padding: 16px; font-size: 16px; font-weight: 900; display: flex; align-items: center; justify-content: center; gap: 10px; cursor: pointer; transition: all 0.2s; box-shadow: 0 4px 15px var(--primary-shadow); width: 100%; margin-top: 8px; }
.gen-btn:hover { transform: translateY(-2px); box-shadow: 0 6px 20px var(--primary-shadow); }
.gen-btn .spin { display: inline-block; transition: transform 0.3s; }
.gen-btn:active .spin { transform: rotate(180deg); }

/* Results Section */
.result-section { background: var(--card-bg); border: 1px solid var(--border-color); border-radius: 20px; padding: 32px; box-shadow: 0 10px 30px rgba(0,0,0,0.02); }

.result-main { display: flex; justify-content: space-between; align-items: center; padding: 24px; background: rgba(var(--primary-color-rgb), 0.05); border: 1px solid var(--primary-light); border-radius: 16px; cursor: pointer; transition: all 0.2s; position: relative; }
.result-main:hover { border-color: var(--primary-color); box-shadow: 0 10px 20px rgba(var(--primary-color-rgb), 0.1); }

.rm-tag { display: inline-block; background: var(--primary-color); color: #fff; font-size: 11px; font-weight: 800; padding: 4px 10px; border-radius: 100px; margin-bottom: 12px; text-transform: uppercase; letter-spacing: 0.5px; }
.big-number { font-size: clamp(40px, 6vw, 72px); font-weight: 900; color: var(--text-main); line-height: 1.1; margin-bottom: 8px; word-break: break-all; transition: transform 0.3s var(--ease-spring); }
.big-number.num-pop { transform: scale(1.05); color: var(--primary-color); }
.rm-info { font-size: 14px; font-weight: 700; color: var(--text-muted); opacity: 0.7; }

.result-actions { display: flex; flex-direction: column; gap: 8px; }
.ra-btn { background: var(--bg-body); border: 1px solid var(--border-color); border-radius: 8px; padding: 10px 16px; font-size: 13px; font-weight: 800; color: var(--text-main); display: flex; align-items: center; justify-content: center; gap: 8px; cursor: pointer; transition: all 0.2s; }
.ra-btn:hover { border-color: var(--primary-color); color: var(--primary-color); }
.ra-btn.primary { background: var(--primary-light); border-color: var(--primary-color); color: var(--primary-color); }
.ra-btn.copied { background: var(--success); border-color: var(--success); color: #fff; }

.num-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(120px, 1fr)); gap: 12px; margin-top: 24px; }
.num-card { background: var(--bg-body); border: 1px solid var(--border-color); border-radius: 12px; padding: 16px; position: relative; cursor: pointer; transition: all 0.2s; display: flex; align-items: center; justify-content: center; text-align: center; }
.num-card:hover { border-color: var(--primary-color); transform: translateY(-2px); box-shadow: 0 4px 12px rgba(0,0,0,0.05); }
.nc-num { font-size: 20px; font-weight: 900; color: var(--text-main); word-break: break-all; }
.nc-idx { position: absolute; top: 6px; left: 8px; font-size: 10px; font-weight: 800; color: var(--text-muted); opacity: 0.5; }
.nc-copy { position: absolute; top: 6px; right: 8px; color: var(--text-muted); opacity: 0; transition: opacity 0.2s; }
.num-card:hover .nc-copy { opacity: 1; }

.copy-bar { display: flex; align-items: center; justify-content: space-between; background: var(--bg-body); border: 1px solid var(--border-color); border-radius: 12px; padding: 12px 16px; margin-top: 24px; gap: 16px; }
.cb-nums { flex: 1; font-size: 13px; font-family: monospace; color: var(--text-muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.cb-acts { display: flex; gap: 8px; flex-shrink: 0; }
.act-btn { background: var(--card-bg); border: 1px solid var(--border-color); border-radius: 8px; padding: 8px 12px; font-size: 12px; font-weight: 800; color: var(--text-main); cursor: pointer; transition: all 0.2s; display: flex; align-items: center; gap: 6px; }
.act-btn:hover { border-color: var(--primary-color); color: var(--primary-color); }
.act-btn.copied { background: var(--success); border-color: var(--success); color: #fff; }

/* Chart Section */
.chart-section { background: var(--card-bg); border: 1px solid var(--border-color); border-radius: 20px; padding: 24px; box-shadow: 0 10px 30px rgba(0,0,0,0.02); }
.ch-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px; flex-wrap: wrap; gap: 12px; }
.ch-title { font-size: 14px; font-weight: 800; color: var(--text-main); display: flex; align-items: center; gap: 8px; }
.ch-meta { display: flex; gap: 12px; font-size: 12px; font-weight: 800; color: var(--text-muted); }
.ch-meta span { background: var(--bg-body); padding: 4px 10px; border-radius: 6px; border: 1px solid var(--border-color); }

.chart-canvas { width: 100%; height: 180px; display: flex; align-items: flex-end; gap: 2px; padding: 12px; background: var(--bg-body); border: 1px solid var(--border-color); border-radius: 12px; position: relative; }
.chart-bar { background: rgba(var(--primary-color-rgb), 0.1); border-radius: 4px 4px 0 0; transition: height 0.5s var(--ease-spring); position: relative; cursor: crosshair; }
.chart-bar:hover { background: rgba(var(--primary-color-rgb), 0.2); }
.chart-bar-fill { background: var(--primary-color); width: 100%; border-radius: 4px 4px 0 0; position: absolute; bottom: 0; left: 0; transition: height 0.5s var(--ease-spring); }
.chart-empty { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; gap: 8px; font-size: 13px; font-weight: 800; color: var(--text-muted); opacity: 0.6; }

/* History Section */
.history-section { background: var(--card-bg); border: 1px solid var(--border-color); border-radius: 20px; padding: 24px; box-shadow: 0 10px 30px rgba(0,0,0,0.02); }
.hs-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; }
.hs-title { font-size: 14px; font-weight: 800; color: var(--text-main); display: flex; align-items: center; gap: 8px; }

.history-chips { display: flex; flex-wrap: wrap; gap: 8px; }
.h-chip { background: var(--bg-body); border: 1px solid var(--border-color); border-radius: 8px; padding: 6px 12px; font-size: 13px; font-weight: 700; color: var(--text-main); cursor: pointer; transition: all 0.2s; }
.h-chip:hover { border-color: var(--primary-color); background: rgba(var(--primary-color-rgb), 0.05); color: var(--primary-color); }
.h-empty { font-size: 13px; font-weight: 700; color: var(--text-muted); opacity: 0.6; display: flex; align-items: center; gap: 8px; width: 100%; justify-content: center; padding: 20px; border: 1px dashed var(--border-color); border-radius: 12px; }

/* Stats Strip */
.stats-strip { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 16px; margin-bottom: 50px; }
.stats-sc { background: var(--card-bg); border-radius: 16px; padding: 20px; border: 1px solid var(--border-color); display: flex; flex-direction: column; align-items: center; text-align: center; transition: transform 0.2s; }
.stats-sc:hover { transform: translateY(-2px); }

.stats-ico { width: 36px; height: 36px; border-radius: 10px; display: flex; align-items: center; justify-content: center; margin-bottom: 12px; }
.stats-ico.red { background: rgba(239, 68, 68, 0.1); color: #ef4444; }
.stats-ico.blue { background: rgba(59, 130, 246, 0.1); color: #3b82f6; }
.stats-ico.green { background: rgba(34, 197, 94, 0.1); color: #22c55e; }
.stats-ico.warn { background: rgba(245, 158, 11, 0.1); color: #f59e0b; }
.stats-ico.purple { background: rgba(168, 85, 247, 0.1); color: #a855f7; }
.stats-ico.teal { background: rgba(20, 184, 166, 0.1); color: #14b8a6; }

.stats-val { font-size: 24px; font-weight: 900; color: var(--text-main); line-height: 1; margin-bottom: 4px; transition: transform 0.3s; }
.stats-val.popped { transform: scale(1.2); color: var(--primary-color); }
/* ── Comparison Panel & Analytics ── */
.comparison-panel {
    background: var(--card-bg); border: 1px solid var(--border-color); border-radius: 24px;
    padding: 28px; margin-top: 32px; box-shadow: 0 10px 30px rgba(0,0,0,0.02); margin-bottom: 40px;
}
.cp-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px; flex-wrap: wrap; gap: 12px; }
.cp-title { font-size: 16px; font-weight: 800; color: var(--text-main); display: flex; align-items: center; gap: 10px; }
.cp-badge { font-size: 12px; font-weight: 800; padding: 6px 14px; border-radius: 100px; }
.badge-high { background: color-mix(in srgb, var(--success, #10b981) 15%, transparent); color: var(--success, #10b981); border: 1px solid color-mix(in srgb, var(--success, #10b981) 30%, transparent); }

.cp-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 20px; }
.cp-card { background: var(--bg-body); border: 1px solid var(--border-color); border-radius: 16px; padding: 20px; display: flex; flex-direction: column; gap: 14px; }
.cpc-header { display: flex; justify-content: space-between; align-items: center; }
.cpc-title { font-size: 13.5px; font-weight: 800; color: var(--text-main); }
.cpc-tag { font-size: 11.5px; font-weight: 800; padding: 4px 10px; border-radius: 6px; }
.cpc-tag.success { background: color-mix(in srgb, var(--success, #10b981) 15%, transparent); color: var(--success, #10b981); }

.cpc-body { display: flex; flex-direction: column; gap: 10px; }
.cpc-stat-row { font-size: 13px; color: var(--text-muted); display: flex; justify-content: space-between; }
.cpc-stat-row strong { color: var(--text-main); font-weight: 700; }
.cpc-progress-bar { width: 100%; height: 8px; background: var(--border-color); border-radius: 100px; overflow: hidden; margin-top: 4px; }
.cpc-progress-fill { height: 100%; background: var(--primary-color); border-radius: 100px; transition: width 0.6s cubic-bezier(0.16, 1, 0.3, 1); }
.cpc-progress-fill.bg-gradient { background: linear-gradient(90deg, var(--primary-color), var(--primary-gradient-end)); }
.cpc-progress-fill.w-full { width: 100%; }

/* Zero-Inline Enhancements */
#bgCv { position: fixed; top: 0; left: 0; width: 100%; height: 100%; z-index: -1; pointer-events: none; }
.rw-hero-badge i { width: 14px; height: 14px; }
.sec-title i { width: 14px; height: 14px; }
.sec-title.mb-18 { margin-bottom: 18px; }
.mc-icon i { width: 18px; height: 18px; }
.rp-label.text-right { text-align: right; }
.ctrl-label i { width: 12px; height: 12px; }
.ctrl-label.mb-8 { margin-bottom: 8px; }
.cd-header i.cd-chevron { width: 14px; height: 14px; }
.cd-value i, .cd-item i { width: 16px; height: 16px; color: var(--text-muted); }
.ra-btn i, .act-btn i { width: 14px; height: 14px; }
.nc-copy i { width: 12px; height: 12px; }
.ch-title i { width: 14px; height: 14px; }
.chart-empty i { width: 20px; height: 20px; }
.hs-title i { width: 14px; height: 14px; }
.act-btn.btn-danger-outline { padding: 4px 10px; font-size: 12px; color: #ef4444; border-color: rgba(239,68,68,0.2); }
.act-btn.btn-danger-outline i { width: 12px; height: 12px; }
.h-empty i { width: 18px; height: 18px; }
.cp-title i { color: var(--primary-color); }
.info-div-t { display: flex; align-items: center; gap: 8px; font-size: 14px; font-weight: 800; color: var(--text-main); margin-bottom: 20px; }
.info-div-t i { width: 16px; height: 16px; color: var(--primary-color); }