/* ============================================
   天机转运盘 - 古风样式
   ============================================ */

/* ---------- CSS Variables ---------- */
:root {
    --bg-dark: #150803;
    --bg-medium: #2a1208;
    --gold: #D4A24C;
    --gold-light: #F4D07A;
    --gold-bright: #FFE87A;
    --gold-dark: #8B6914;
    --gold-deep: #5C4400;
    --red: #C8202C;
    --red-light: #E84050;
    --red-dark: #8B0E1C;
    --jade: #2F5C3A;
    --indigo: #2B4A6B;
    --ink: #1a1a1a;
    --paper: #f4e8d0;
    --text-gold: #E8C97A;
    --text-light: #f0e0c0;
    --text-muted: #a08868;
    --border-gold: rgba(212, 162, 76, 0.35);
    --shadow-gold: 0 0 20px rgba(212, 162, 76, 0.3);
    --font-kai: "Ma Shan Zheng", "STKaiti", "KaiTi", serif;
    --font-serif: "Noto Serif SC", "STSong", serif;
    --font-elegant: "ZCOOL XiaoWei", "STKaiti", serif;
}

/* ---------- Reset ---------- */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html { scroll-behavior: smooth; }

body {
    font-family: var(--font-serif);
    background: var(--bg-dark);
    min-height: 100vh;
    color: var(--text-light);
    overflow-x: hidden;
    position: relative;
}

/* ---------- Background Pattern ---------- */
.bg-pattern {
    position: fixed;
    inset: 0;
    background:
        radial-gradient(ellipse at 25% 15%, rgba(139, 14, 28, 0.25), transparent 55%),
        radial-gradient(ellipse at 75% 85%, rgba(139, 105, 20, 0.18), transparent 55%),
        radial-gradient(ellipse at 50% 50%, rgba(43, 18, 8, 0.5), transparent 70%),
        var(--bg-dark);
    z-index: -2;
}

.bg-pattern::after {
    content: '';
    position: absolute;
    inset: 0;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='60' height='60' viewBox='0 0 60 60'%3E%3Cpath d='M0 30 L15 30 L15 15 L30 15 L30 30 L45 30 L45 45 L60 45' stroke='rgba(212,162,76,0.08)' fill='none' stroke-width='1'/%3E%3Cpath d='M0 45 L15 45 L15 60 M45 0 L45 15 L60 15' stroke='rgba(212,162,76,0.06)' fill='none' stroke-width='1'/%3E%3C/svg%3E");
    opacity: 0.5;
}

.bg-vignette {
    position: fixed;
    inset: 0;
    background: radial-gradient(ellipse at center, transparent 40%, rgba(0, 0, 0, 0.5) 100%);
    z-index: -1;
    pointer-events: none;
}

/* ---------- Corner Decorations ---------- */
.corner {
    position: fixed;
    width: 80px;
    height: 80px;
    z-index: 1;
    pointer-events: none;
    opacity: 0.6;
}

.corner-tl { top: 10px; left: 10px; }
.corner-tr { top: 10px; right: 10px; transform: scaleX(-1); }
.corner-bl { bottom: 10px; left: 10px; transform: scaleY(-1); }
.corner-br { bottom: 10px; right: 10px; transform: scale(-1, -1); }

.corner::before, .corner::after {
    content: '';
    position: absolute;
}

.corner::before {
    top: 0;
    left: 0;
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, var(--gold), transparent);
}

.corner::after {
    top: 0;
    left: 0;
    width: 4px;
    height: 60px;
    background: linear-gradient(180deg, var(--gold), transparent);
}

/* ---------- User Bar ---------- */
.user-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 560px;
    margin: 0 auto 16px;
    padding: 10px 20px;
    background: rgba(43, 18, 8, 0.6);
    border: 1px solid var(--border-gold);
    border-radius: 8px;
}

.user-info-left {
    display: flex;
    align-items: center;
    gap: 16px;
}

.user-name {
    font-family: var(--font-elegant);
    color: var(--gold-bright);
    font-size: 15px;
    letter-spacing: 1px;
}

.spin-count {
    font-family: var(--font-elegant);
    color: var(--text-gold);
    font-size: 14px;
    letter-spacing: 1px;
}

/* ---------- Container ---------- */
.container {
    max-width: 900px;
    margin: 0 auto;
    padding: 20px 16px 60px;
    position: relative;
    z-index: 2;
}

/* ---------- Header ---------- */
.header {
    text-align: center;
    margin-bottom: 24px;
    animation: fadeDown 0.8s ease-out;
}

.title-plaque {
    display: inline-block;
    padding: 14px 70px;
    background: linear-gradient(180deg, rgba(139, 14, 28, 0.9), rgba(92, 10, 20, 0.95));
    border: 3px solid var(--gold);
    border-radius: 6px;
    position: relative;
    box-shadow:
        0 4px 20px rgba(0, 0, 0, 0.5),
        inset 0 0 15px rgba(212, 162, 76, 0.1);
}

.title-plaque::before,
.title-plaque::after {
    content: '';
    position: absolute;
    top: 50%;
    width: 12px;
    height: 12px;
    background: radial-gradient(circle, var(--gold-bright), var(--gold-dark));
    border-radius: 50%;
    transform: translateY(-50%);
    box-shadow: 0 0 6px rgba(212, 162, 76, 0.5);
}

.title-plaque::before { left: 12px; }
.title-plaque::after { right: 12px; }

.title {
    font-family: var(--font-kai);
    font-size: 42px;
    color: var(--gold-bright);
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.6), 0 0 20px rgba(212, 162, 76, 0.3);
    letter-spacing: 6px;
    line-height: 1.2;
}

.subtitle {
    font-family: var(--font-elegant);
    font-size: 16px;
    color: var(--text-gold);
    margin-top: 6px;
    letter-spacing: 3px;
    opacity: 0.85;
}

/* ---------- Tabs ---------- */
.tabs {
    display: flex;
    justify-content: center;
    gap: 4px;
    margin-bottom: 24px;
    padding: 4px;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--border-gold);
    border-radius: 8px;
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
}

.tab-btn {
    flex: 1;
    padding: 10px 24px;
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-family: var(--font-elegant);
    font-size: 16px;
    cursor: pointer;
    border-radius: 6px;
    transition: all 0.3s;
    letter-spacing: 2px;
}

.tab-btn:hover {
    color: var(--text-gold);
    background: rgba(212, 162, 76, 0.08);
}

.tab-btn.active {
    background: linear-gradient(180deg, rgba(200, 32, 44, 0.8), rgba(139, 14, 28, 0.8));
    color: var(--gold-bright);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3), inset 0 0 10px rgba(212, 162, 76, 0.15);
}

.tab-icon {
    font-size: 14px;
    margin-right: 4px;
}

/* ---------- Views ---------- */
.view {
    display: none;
    animation: fadeIn 0.5s ease-out;
}

.view.active {
    display: block;
}

/* ---------- Wheel View ---------- */
.wheel-container {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0 auto;
    padding: 30px 0;
    max-width: 560px;
}

.wheel-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 520px;
    height: 520px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(212, 162, 76, 0.15), transparent 70%);
    animation: glowPulse 4s ease-in-out infinite;
    pointer-events: none;
}

@keyframes glowPulse {
    0%, 100% { opacity: 0.6; transform: translate(-50%, -50%) scale(1); }
    50% { opacity: 1; transform: translate(-50%, -50%) scale(1.05); }
}

.wheel-frame {
    position: relative;
    padding: 8px;
    border-radius: 50%;
    background:
        radial-gradient(circle, rgba(43, 18, 8, 0.9), rgba(21, 8, 3, 0.95));
    border: 2px solid var(--gold-dark);
    box-shadow:
        0 0 30px rgba(212, 162, 76, 0.2),
        0 8px 30px rgba(0, 0, 0, 0.5),
        inset 0 0 20px rgba(0, 0, 0, 0.3);
}

#wheel-canvas {
    display: block;
    border-radius: 50%;
}

/* ---------- Pointer ---------- */
.pointer {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 50px;
    height: 68px;
    z-index: 10;
    filter: drop-shadow(0 3px 6px rgba(0, 0, 0, 0.5));
    transition: transform 0.1s;
}

.pointer.bouncing {
    animation: pointerBounce 0.08s ease-out;
}

@keyframes pointerBounce {
    0% { transform: translateX(-50%) translateY(0) rotate(0deg); }
    50% { transform: translateX(-50%) translateY(3px) rotate(-1deg); }
    100% { transform: translateX(-50%) translateY(0) rotate(0deg); }
}

/* ---------- Tassels ---------- */
.tassel {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    pointer-events: none;
}

.tassel-left { left: -20px; }
.tassel-right { right: -20px; }

.tassel-cap {
    width: 14px;
    height: 14px;
    background: radial-gradient(circle at 30% 30%, var(--gold-bright), var(--gold-dark));
    border-radius: 50%;
    border: 1px solid var(--gold-deep);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.tassel-cord {
    width: 2px;
    height: 35px;
    background: linear-gradient(180deg, var(--gold-dark), var(--gold));
    margin: 0 auto;
}

.tassel-knot {
    width: 8px;
    height: 12px;
    background: linear-gradient(180deg, var(--red), var(--red-dark));
    border-radius: 0 0 50% 50%;
    margin: 0 auto;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
    animation: tasselSway 3s ease-in-out infinite;
    transform-origin: top center;
}

@keyframes tasselSway {
    0%, 100% { transform: rotate(-3deg); }
    50% { transform: rotate(3deg); }
}

/* ---------- Spin Button ---------- */
.spin-btn {
    display: block;
    margin: 20px auto 10px;
    padding: 16px 60px;
    background: linear-gradient(180deg, var(--red-light), var(--red), var(--red-dark));
    color: var(--gold-bright);
    border: 3px solid var(--gold);
    border-radius: 6px;
    font-family: var(--font-kai);
    font-size: 24px;
    letter-spacing: 10px;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    box-shadow:
        0 4px 15px rgba(200, 32, 44, 0.4),
        inset 0 0 20px rgba(0, 0, 0, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    transition: all 0.3s;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}

.spin-btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, transparent, rgba(255, 232, 122, 0.2), transparent);
    transform: translateX(-100%);
    transition: transform 0.6s;
}

.spin-btn:hover::before {
    transform: translateX(100%);
}

.spin-btn:hover {
    transform: translateY(-2px);
    box-shadow:
        0 6px 20px rgba(200, 32, 44, 0.5),
        0 0 30px rgba(212, 162, 76, 0.3),
        inset 0 0 20px rgba(0, 0, 0, 0.2);
}

.spin-btn:active {
    transform: translateY(0);
}

.spin-btn:disabled,
.spin-btn.spinning {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.spin-btn.spinning .btn-text {
    animation: textPulse 0.8s ease-in-out infinite;
}

@keyframes textPulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

/* ---------- History ---------- */
.history-section {
    margin-top: 30px;
    max-width: 560px;
    margin-left: auto;
    margin-right: auto;
}

.history-title {
    font-family: var(--font-elegant);
    font-size: 18px;
    color: var(--text-gold);
    margin-bottom: 12px;
    letter-spacing: 3px;
    border-bottom: 1px solid var(--border-gold);
    padding-bottom: 8px;
}

.history-list {
    max-height: 240px;
    overflow-y: auto;
    padding-right: 4px;
}

.history-list::-webkit-scrollbar {
    width: 4px;
}

.history-list::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.2);
    border-radius: 2px;
}

.history-list::-webkit-scrollbar-thumb {
    background: var(--gold-dark);
    border-radius: 2px;
}

.empty-history {
    text-align: center;
    color: var(--text-muted);
    font-size: 14px;
    padding: 20px;
    font-family: var(--font-elegant);
}

.history-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 14px;
    background: rgba(43, 18, 8, 0.5);
    border: 1px solid var(--border-gold);
    border-radius: 6px;
    margin-bottom: 6px;
    animation: slideIn 0.3s ease-out;
    font-size: 14px;
}

.history-dot {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    flex-shrink: 0;
    border: 1px solid var(--gold-dark);
    box-shadow: 0 0 6px currentColor;
}

.history-name {
    flex: 1;
    color: var(--text-light);
    font-family: var(--font-elegant);
}

.history-time {
    color: var(--text-muted);
    font-size: 12px;
    font-family: monospace;
}

/* ---------- Admin View ---------- */
.admin-panel {
    background: rgba(26, 10, 5, 0.7);
    border: 1px solid var(--border-gold);
    border-radius: 10px;
    padding: 24px;
    backdrop-filter: blur(8px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.admin-header {
    text-align: center;
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border-gold);
}

.admin-header h2 {
    font-family: var(--font-kai);
    font-size: 28px;
    color: var(--gold-bright);
    letter-spacing: 4px;
}

.admin-desc {
    color: var(--text-muted);
    font-size: 14px;
    margin-top: 6px;
    font-family: var(--font-elegant);
}

.admin-section {
    margin-bottom: 24px;
}

.section-label {
    font-family: var(--font-elegant);
    font-size: 16px;
    color: var(--text-gold);
    margin-bottom: 12px;
    letter-spacing: 2px;
    padding-left: 10px;
    border-left: 3px solid var(--gold);
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}

.section-header .section-label {
    margin-bottom: 0;
}

/* Config grid */
.config-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.config-row {
    display: flex;
    align-items: center;
    gap: 10px;
}

.config-row label {
    font-family: var(--font-elegant);
    color: var(--text-gold);
    font-size: 14px;
    white-space: nowrap;
    min-width: 60px;
}

.form-input {
    flex: 1;
    padding: 8px 12px;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--border-gold);
    border-radius: 4px;
    color: var(--text-light);
    font-family: var(--font-serif);
    font-size: 14px;
    transition: border-color 0.3s;
}

.form-input:focus {
    outline: none;
    border-color: var(--gold);
    box-shadow: 0 0 8px rgba(212, 162, 76, 0.2);
}

.form-short {
    max-width: 80px;
}

/* Prize table */
.prize-table {
    border: 1px solid var(--border-gold);
    border-radius: 6px;
    overflow: hidden;
    margin-bottom: 8px;
}

.prize-header-row {
    display: grid;
    grid-template-columns: 50px 1fr 50px 80px 70px 50px;
    background: rgba(43, 18, 8, 0.8);
    padding: 8px;
    font-family: var(--font-elegant);
    font-size: 13px;
    color: var(--text-gold);
    text-align: center;
    border-bottom: 1px solid var(--border-gold);
    letter-spacing: 1px;
}

.prize-row {
    display: grid;
    grid-template-columns: 50px 1fr 50px 80px 70px 50px;
    align-items: center;
    padding: 8px;
    background: rgba(26, 10, 5, 0.4);
    border-bottom: 1px solid rgba(212, 162, 76, 0.1);
    transition: background 0.2s;
    animation: fadeIn 0.3s;
}

.prize-row:hover {
    background: rgba(43, 18, 8, 0.6);
}

.prize-row:last-child {
    border-bottom: none;
}

.prize-cell {
    text-align: center;
    padding: 0 4px;
}

/* Color input */
.prize-cell input[type="color"] {
    width: 36px;
    height: 36px;
    border: 2px solid var(--gold-dark);
    border-radius: 6px;
    cursor: pointer;
    background: none;
    padding: 0;
}

.prize-cell input[type="color"]::-webkit-color-swatch-wrapper {
    padding: 2px;
}

.prize-cell input[type="color"]::-webkit-color-swatch {
    border: none;
    border-radius: 4px;
}

/* Text/number inputs in prize rows */
.prize-cell input[type="text"],
.prize-cell input[type="number"] {
    width: 100%;
    padding: 6px 8px;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--border-gold);
    border-radius: 4px;
    color: var(--text-light);
    font-family: var(--font-serif);
    font-size: 13px;
    text-align: center;
    transition: border-color 0.2s;
}

.prize-cell input[type="text"]:focus,
.prize-cell input[type="number"]:focus {
    outline: none;
    border-color: var(--gold);
}

.prob-value {
    font-family: var(--font-elegant);
    color: var(--gold-bright);
    font-size: 14px;
    font-weight: bold;
}

/* Delete button */
.btn-del {
    width: 28px;
    height: 28px;
    background: rgba(200, 32, 44, 0.2);
    border: 1px solid rgba(200, 32, 44, 0.4);
    border-radius: 4px;
    color: var(--red-light);
    font-size: 18px;
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    line-height: 1;
}

.btn-del:hover {
    background: var(--red-dark);
    color: var(--gold-bright);
}

.total-weight-hint {
    font-size: 13px;
    color: var(--text-muted);
    font-family: var(--font-elegant);
    padding: 4px 8px;
}

.total-weight-hint span {
    color: var(--gold-bright);
    font-weight: bold;
}

/* Admin action buttons */
.admin-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: center;
    margin-top: 24px;
    padding-top: 20px;
    border-top: 1px solid var(--border-gold);
}

.btn {
    padding: 10px 20px;
    border: 2px solid var(--gold-dark);
    border-radius: 6px;
    font-family: var(--font-elegant);
    font-size: 15px;
    cursor: pointer;
    transition: all 0.3s;
    letter-spacing: 1px;
    background: rgba(43, 18, 8, 0.6);
    color: var(--text-gold);
}

.btn:hover {
    border-color: var(--gold);
    background: rgba(212, 162, 76, 0.15);
    color: var(--gold-bright);
    transform: translateY(-1px);
}

.btn:active {
    transform: translateY(0);
}

.btn-save {
    background: linear-gradient(180deg, rgba(47, 92, 58, 0.8), rgba(30, 60, 38, 0.8));
    border-color: var(--jade);
    color: var(--gold-bright);
}

.btn-save:hover {
    background: linear-gradient(180deg, rgba(47, 92, 58, 1), rgba(30, 60, 38, 1));
    box-shadow: 0 0 12px rgba(47, 92, 58, 0.4);
}

.btn-add {
    background: rgba(212, 162, 76, 0.15);
    border-color: var(--gold);
    color: var(--gold-bright);
    font-size: 14px;
    padding: 6px 14px;
}

.btn-preview {
    background: linear-gradient(180deg, rgba(43, 74, 107, 0.6), rgba(30, 50, 75, 0.6));
    border-color: var(--indigo);
    color: var(--gold-bright);
}

.btn-reset {
    background: linear-gradient(180deg, rgba(139, 14, 28, 0.4), rgba(92, 10, 20, 0.4));
    border-color: var(--red-dark);
    color: var(--text-gold);
}

/* ---------- Modal ---------- */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.75);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s;
    backdrop-filter: blur(4px);
}

.modal-overlay.show {
    opacity: 1;
    pointer-events: auto;
}

.modal-content {
    position: relative;
    padding: 40px 60px;
    background:
        linear-gradient(180deg, rgba(244, 232, 208, 0.98), rgba(232, 216, 184, 0.98));
    border-radius: 8px;
    text-align: center;
    transform: scale(0.7);
    transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
    box-shadow:
        0 10px 40px rgba(0, 0, 0, 0.5),
        0 0 60px rgba(212, 162, 76, 0.2);
    border: 3px solid var(--gold);
    max-width: 90vw;
}

.modal-overlay.show .modal-content {
    transform: scale(1);
}

.scroll-top-deco, .scroll-bottom-deco {
    height: 8px;
    background: linear-gradient(90deg, var(--gold-dark), var(--gold), var(--gold-dark));
    border-radius: 4px;
    margin: 0 -20px;
}

.scroll-top-deco { margin-bottom: 20px; }
.scroll-bottom-deco { margin-top: 20px; }

.scroll-body { position: relative; }

.result-label {
    font-family: var(--font-kai);
    font-size: 22px;
    color: var(--ink);
    letter-spacing: 4px;
    margin-bottom: 4px;
}

.result-divider {
    width: 60%;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--gold-dark), transparent);
    margin: 12px auto;
}

.result-prize-wrapper {
    padding: 20px 0;
}

.result-prize {
    font-family: var(--font-kai);
    font-size: 48px;
    letter-spacing: 6px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.15);
    animation: resultReveal 0.6s ease-out 0.3s both;
}

@keyframes resultReveal {
    0% { opacity: 0; transform: scale(0.5) translateY(20px); }
    100% { opacity: 1; transform: scale(1) translateY(0); }
}

.btn-close-modal {
    background: linear-gradient(180deg, var(--red), var(--red-dark));
    color: var(--gold-bright);
    border: 2px solid var(--gold);
    padding: 8px 36px;
    font-family: var(--font-kai);
    font-size: 18px;
    letter-spacing: 6px;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.3s;
    margin-top: 8px;
}

.btn-close-modal:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(200, 32, 44, 0.3);
}

/* ---------- Toast ---------- */
.toast {
    position: fixed;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    padding: 12px 32px;
    background: linear-gradient(180deg, rgba(43, 18, 8, 0.95), rgba(26, 10, 5, 0.95));
    border: 1px solid var(--gold);
    border-radius: 6px;
    color: var(--gold-bright);
    font-family: var(--font-elegant);
    font-size: 15px;
    letter-spacing: 2px;
    z-index: 2000;
    opacity: 0;
    transition: all 0.3s;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.4);
    pointer-events: none;
}

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

/* ---------- Confetti ---------- */
.confetti {
    position: fixed;
    top: -10px;
    width: 10px;
    height: 10px;
    z-index: 9999;
    pointer-events: none;
    animation: confettiFall linear forwards;
}

.confetti:nth-child(3n) { border-radius: 50%; }
.confetti:nth-child(3n+1) { border-radius: 0; }
.confetti:nth-child(3n+2) {
    border-radius: 0;
    width: 4px;
    height: 16px;
}

@keyframes confettiFall {
    0% { transform: translateY(0) rotate(0deg); opacity: 1; }
    100% { transform: translateY(105vh) rotate(720deg); opacity: 0; }
}

/* ---------- Animations ---------- */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes fadeDown {
    from { opacity: 0; transform: translateY(-20px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes slideIn {
    from { opacity: 0; transform: translateX(-20px); }
    to { opacity: 1; transform: translateX(0); }
}

/* ---------- Responsive ---------- */
@media (max-width: 768px) {
    .title { font-size: 30px; letter-spacing: 4px; }
    .subtitle { font-size: 13px; }
    .title-plaque { padding: 10px 40px; }

    .wheel-container { padding: 20px 0; }
    .wheel-glow { width: 360px; height: 360px; }

    .spin-btn { font-size: 18px; padding: 12px 36px; letter-spacing: 6px; }

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

    .prize-header-row,
    .prize-row {
        grid-template-columns: 40px 1fr 40px 60px 55px 40px;
        font-size: 12px;
    }

    .prize-cell input[type="color"] {
        width: 28px;
        height: 28px;
    }

    .admin-actions {
        flex-direction: column;
    }

    .admin-actions .btn {
        width: 100%;
    }

    .corner { display: none; }

    .tassel { display: none; }
}

@media (max-width: 480px) {
    .title { font-size: 24px; }
    .title-plaque { padding: 8px 24px; }

    .prize-header-row .cell-icon,
    .prize-row .cell-icon {
        display: none;
    }

    .prize-header-row,
    .prize-row {
        grid-template-columns: 40px 1fr 60px 50px 36px;
    }

    .login-card { padding: 30px 24px !important; }
    .admin-main-grid { grid-template-columns: 1fr !important; }
    .pwd-grid { grid-template-columns: 1fr !important; }
}

/* ============================================
   新增样式 - 登录 / 后台独立页面
   ============================================ */

/* ---------- 隐藏管理入口（主页底部小图标） ---------- */
.admin-link {
    position: fixed;
    bottom: 8px;
    right: 10px;
    font-size: 14px;
    color: rgba(160, 136, 104, 0.15);
    text-decoration: none;
    z-index: 5;
    transition: color 0.3s;
    cursor: default;
}

.admin-link:hover {
    color: rgba(160, 136, 104, 0.4);
}

/* ---------- 登录界面 ---------- */
.login-screen {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    animation: fadeIn 0.5s;
}

.login-card {
    padding: 40px 48px;
    background: rgba(26, 10, 5, 0.85);
    border: 2px solid var(--gold-dark);
    border-radius: 10px;
    backdrop-filter: blur(10px);
    box-shadow: 0 8px 40px rgba(0, 0, 0, 0.5), 0 0 60px rgba(212, 162, 76, 0.1);
    max-width: 420px;
    width: 90vw;
}

.login-deco-top, .login-deco-bottom {
    height: 6px;
    background: linear-gradient(90deg, var(--gold-dark), var(--gold), var(--gold-dark));
    border-radius: 3px;
    margin: 0 -12px;
}

.login-deco-top { margin-bottom: 24px; }
.login-deco-bottom { margin-top: 20px; }

.login-title {
    font-family: var(--font-kai);
    font-size: 30px;
    color: var(--gold-bright);
    letter-spacing: 6px;
    text-align: center;
    text-shadow: 0 2px 10px rgba(212, 162, 76, 0.3);
}

.login-subtitle {
    font-family: var(--font-elegant);
    font-size: 14px;
    color: var(--text-muted);
    text-align: center;
    margin-top: 6px;
    letter-spacing: 2px;
}

.login-divider {
    width: 40%;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border-gold), transparent);
    margin: 16px auto;
}

.login-form {
    display: flex;
    gap: 12px;
    margin-top: 20px;
}

.login-input {
    flex: 1;
    padding: 12px 16px;
    background: rgba(0, 0, 0, 0.4);
    border: 2px solid var(--border-gold);
    border-radius: 6px;
    color: var(--text-light);
    font-family: var(--font-serif);
    font-size: 16px;
    letter-spacing: 2px;
    transition: border-color 0.3s;
}

.login-input:focus {
    outline: none;
    border-color: var(--gold);
    box-shadow: 0 0 12px rgba(212, 162, 76, 0.2);
}

.login-btn {
    padding: 12px 28px;
    background: linear-gradient(180deg, var(--red-light), var(--red), var(--red-dark));
    border: 2px solid var(--gold);
    border-radius: 6px;
    color: var(--gold-bright);
    font-family: var(--font-kai);
    font-size: 20px;
    letter-spacing: 4px;
    cursor: pointer;
    transition: all 0.3s;
    box-shadow: 0 4px 10px rgba(200, 32, 44, 0.3);
}

.login-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(200, 32, 44, 0.4);
}

.login-hint {
    text-align: center;
    font-size: 13px;
    margin-top: 12px;
    font-family: var(--font-elegant);
}

.login-error {
    text-align: center;
    color: var(--red-light);
    font-size: 14px;
    margin-top: 8px;
    font-family: var(--font-elegant);
    opacity: 0;
    transition: opacity 0.3s;
}

/* ---------- 后台管理界面 ---------- */
.admin-screen {
    min-height: 100vh;
    animation: fadeIn 0.5s;
}

.admin-container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 20px 16px 40px;
}

.admin-top-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border-gold);
}

.admin-page-title {
    font-family: var(--font-kai);
    font-size: 26px;
    color: var(--gold-bright);
    letter-spacing: 4px;
}

.admin-top-actions {
    display: flex;
    gap: 8px;
}

.btn-home {
    background: linear-gradient(180deg, rgba(43, 74, 107, 0.6), rgba(30, 50, 75, 0.6));
    border-color: var(--indigo);
    color: var(--gold-bright);
    text-decoration: none;
    display: inline-block;
}

.btn-logout {
    background: linear-gradient(180deg, rgba(139, 14, 28, 0.4), rgba(92, 10, 20, 0.4));
    border-color: var(--red-dark);
    color: var(--text-gold);
}

.admin-desc {
    color: var(--text-muted);
    font-size: 14px;
    font-family: var(--font-elegant);
    margin-bottom: 20px;
    letter-spacing: 1px;
}

/* 主内容网格：预览 + 配置 */
.admin-main-grid {
    display: grid;
    grid-template-columns: 340px 1fr;
    gap: 24px;
    align-items: start;
}

/* 预览面板 */
.admin-preview-panel {
    background: rgba(26, 10, 5, 0.7);
    border: 1px solid var(--border-gold);
    border-radius: 8px;
    padding: 20px;
    text-align: center;
}

.preview-wheel-frame {
    display: flex;
    justify-content: center;
    margin: 12px 0;
}

#preview-canvas {
    border-radius: 50%;
    max-width: 280px;
}

.btn-test-spin {
    margin: 10px auto 0;
    background: rgba(212, 162, 76, 0.15);
    border-color: var(--gold);
    color: var(--gold-bright);
    font-size: 14px;
    padding: 8px 24px;
    display: block;
}

.test-result {
    font-family: var(--font-kai);
    font-size: 18px;
    color: var(--gold-bright);
    margin-top: 10px;
    opacity: 0;
    transition: opacity 0.3s;
    letter-spacing: 3px;
}

/* 配置面板 */
.admin-config-panel {
    background: rgba(26, 10, 5, 0.7);
    border: 1px solid var(--border-gold);
    border-radius: 8px;
    padding: 20px;
}

.admin-config-panel .admin-section {
    margin-bottom: 20px;
}

.admin-config-panel .section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}

.admin-config-panel .section-header .section-label {
    margin-bottom: 0;
}

/* 密码管理 */
.pwd-section {
    margin-top: 24px;
    background: rgba(26, 10, 5, 0.7);
    border: 1px solid var(--border-gold);
    border-radius: 8px;
    padding: 20px;
}

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

.btn-change-pwd {
    margin-top: 12px;
    background: linear-gradient(180deg, rgba(212, 162, 76, 0.2), rgba(139, 105, 20, 0.2));
    border-color: var(--gold-dark);
    color: var(--gold-bright);
}

/* ---------- 后台响应式 ---------- */
@media (max-width: 768px) {
    .admin-main-grid {
        grid-template-columns: 1fr;
    }

    .admin-top-bar {
        flex-direction: column;
        gap: 12px;
        text-align: center;
    }

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

    .login-form {
        flex-direction: column;
    }

    .login-card {
        padding: 30px 24px;
    }
}