/* ========================================
   公寓摇号系统 - 样式表
   ======================================== */

/* CSS Variables */
:root {
    --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --success-gradient: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%);
    /* 更清新的绿色 */
    --danger-gradient: linear-gradient(135deg, #ff9a9e 0%, #fecfef 99%, #fecfef 100%);
    /* 更柔和的粉/红色 */
    --secondary-gradient: linear-gradient(135deg, #a18cd1 0%, #fbc2eb 100%);
    /* 浅紫粉渐变 */

    /* 浅色简约背景: 云朵白/浅蓝 */
    --bg-gradient: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);

    /* 玻璃形态: 白玻璃 */
    --glass-bg: rgba(255, 255, 255, 0.7);
    --glass-border: rgba(255, 255, 255, 0.6);
    --glass-shadow: 0 8px 32px rgba(31, 38, 135, 0.1);

    /* 文字颜色: 适配浅色背景 */
    --text-primary: #2d3748;
    --text-secondary: #718096;
    --text-muted: #a0aec0;

    --font-family: system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif, Apple Color Emoji, Segoe UI Emoji;
    --border-radius: 20px;
    --border-radius-sm: 10px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Reset & Base */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html,
body {
    height: 100%;
}

body {
    font-family: var(--font-family);
    background: var(--bg-gradient);
    background-attachment: fixed;
    /* 修复滚动断层 */
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
}

/* App Container */
.app-container {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 40px 20px;
}

/* Glass Card */
.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius);
    box-shadow: var(--glass-shadow);
}

/* ========================================
   Upload Section
   ======================================== */
.upload-section {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: calc(100vh - 80px);
    width: 100%;
    animation: fadeIn 0.6s ease-out;
}

.upload-card {
    padding: 48px;
    text-align: center;
    max-width: 500px;
    width: 100%;
}

.upload-icon {
    font-size: 64px;
    margin-bottom: 16px;
    animation: float 3s ease-in-out infinite;
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-10px);
    }
}

.upload-card h1 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 8px;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.upload-hint {
    color: var(--text-secondary);
    margin-bottom: 32px;
    font-size: 1rem;
}

/* Drop Zone */
.drop-zone {
    border: 2px dashed var(--glass-border);
    border-radius: var(--border-radius);
    padding: 40px;
    transition: var(--transition);
    cursor: pointer;
}

.drop-zone:hover,
.drop-zone.drag-over {
    border-color: #667eea;
    background: rgba(102, 126, 234, 0.1);
    transform: scale(1.02);
}

.drop-zone-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

.drop-icon {
    font-size: 48px;
    opacity: 0.8;
}

.drop-zone-content p {
    color: var(--text-secondary);
}

.file-format-hint {
    margin-top: 16px;
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* ========================================
   Buttons
   ======================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    font-family: var(--font-family);
    font-size: 1rem;
    font-weight: 600;
    border: none;
    border-radius: var(--border-radius-sm);
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    white-space: nowrap;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(100, 100, 111, 0.2);
}

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

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none !important;
}

.btn-primary {
    background: var(--primary-gradient);
    color: white;
}

.btn-success {
    background: var(--success-gradient);
    color: white;
}

.btn-danger {
    background: var(--danger-gradient);
    color: white;
}

.btn-secondary {
    background: var(--secondary-gradient);
    color: white;
}

.btn-group {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

/* ========================================
   Lottery Section
   ======================================== */
.lottery-section {
    width: 100%;
    max-width: 900px;
    display: flex;
    flex-direction: column;
    gap: 24px;
    animation: slideUp 0.5s ease-out;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.lottery-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px;
    flex-wrap: wrap;
    gap: 16px;
}

.lottery-header h2 {
    font-size: 1.5rem;
    font-weight: 600;
}

/* ========================================
   Table
   ======================================== */
.table-container {
    overflow-x: auto;
    padding: 24px;
}

#data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.95rem;
    table-layout: fixed;
}

#data-table th:nth-child(1),
#data-table td:nth-child(1) {
    width: 10%;
    text-align: center;
}

#data-table th:nth-child(2),
#data-table td:nth-child(2) {
    width: 25%;
    text-align: center;
}

#data-table th:nth-child(3),
#data-table td:nth-child(3) {
    width: 15%;
    text-align: center;
}

#data-table th:nth-child(4),
#data-table td:nth-child(4) {
    width: 50%;
}

#data-table th,
#data-table td {
    padding: 14px 16px;
    text-align: left;
    border-bottom: 1px solid var(--glass-border);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

#data-table th {
    background: rgba(102, 126, 234, 0.1);
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 0.05em;
    color: var(--text-secondary);
}

#data-table th:first-child {
    border-radius: var(--border-radius-sm) 0 0 0;
}

#data-table th:last-child {
    border-radius: 0 var(--border-radius-sm) 0 0;
}

#data-table tbody tr {
    transition: var(--transition);
}

#data-table tbody tr:nth-child(even) {
    background: rgba(0, 0, 0, 0.02);
}

#data-table tbody tr:hover {
    background: rgba(102, 126, 234, 0.1);
}

#data-table td {
    color: var(--text-primary);
}

/* 摇号动画效果 */
.rolling {
    animation: textRoll 0.1s steps(1) infinite;
}

@keyframes textRoll {
    0% {
        opacity: 1;
    }

    50% {
        opacity: 0.7;
    }

    100% {
        opacity: 1;
    }
}

/* ========================================
   Utilities
   ======================================== */
.hidden {
    display: none !important;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

/* Confetti Canvas */
#confetti-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 9999;
}

/* ========================================
   Responsive
   ======================================== */
@media (max-width: 600px) {
    .upload-card {
        padding: 32px 24px;
    }

    .upload-card h1 {
        font-size: 1.5rem;
    }

    .drop-zone {
        padding: 24px;
    }

    .lottery-header {
        flex-direction: column;
        text-align: center;
    }

    .btn-group {
        justify-content: center;
    }

    #data-table th,
    #data-table td {
        padding: 10px 8px;
        font-size: 0.85rem;
    }
}

/* 性别标签样式 */
.gender-male {
    color: #3182ce;
    font-weight: 500;
}

.gender-female {
    color: #d53f8c;
    font-weight: 500;
}