/* ─── 赞助页面自定义样式 ─── */
/* 与官网 Codebase 框架风格保持一致，额外增加赞助页面特有样式 */

/* ── 全局 ──────────────────────────────── */
body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Roboto", "Helvetica Neue", Arial, sans-serif;
}

/* ── Hero 文案粗体加深 ─────────────────── */
.hero-bubbles .text-muted strong {
    color: #111827;
    font-weight: 700;
}

.dark-mode .hero-bubbles .text-muted strong {
    color: #f1f5f9;
}

/* ── 数据高亮卡片 ──────────────────────── */
.hero-stat-card {
    background: #fff;
    border-radius: 16px;
    padding: 24px 16px;
    text-align: center;
    border: 1px solid rgba(0,0,0,.05);
    box-shadow: 0 4px 20px rgba(0,0,0,.06);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.hero-stat-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 30px rgba(0,0,0,.1);
}

.hero-stat-num {
    font-size: 36px;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 8px;
    background: linear-gradient(135deg, #6366f1, #a78bfa);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-stat-desc {
    font-size: 12px;
    color: #6b7280;
    font-weight: 500;
    line-height: 1.5;
}

/* ── 故事卡片 ──────────────────────────── */
.story-card {
    background: #fff;
    border-radius: 16px;
    border: 1px solid rgba(0,0,0,.06);
    box-shadow: 0 4px 20px rgba(0,0,0,.06);
    overflow: hidden;
}

.story-card-header {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 16px 24px;
    border-bottom: 1px solid rgba(0,0,0,.06);
    background: linear-gradient(135deg, rgba(99,102,241,.04), rgba(168,139,250,.04));
}

.story-card-body {
    padding: 24px;
    font-size: 14px;
    line-height: 1.8;
    color: #4b5563;
}

.story-card-body p {
    margin-bottom: 14px;
}

.story-card-body strong {
    color: #111827;
    font-weight: 700;
}

/* 暗色模式 */
.dark-mode .hero-stat-card {
    background: #1e293b;
    border-color: rgba(255,255,255,.06);
}

.dark-mode .hero-stat-desc {
    color: #94a3b8;
}

.dark-mode .story-card {
    background: #1e293b;
    border-color: rgba(255,255,255,.06);
}

.dark-mode .story-card-header {
    border-color: rgba(255,255,255,.06);
    background: linear-gradient(135deg, rgba(99,102,241,.08), rgba(168,139,250,.06));
}

.dark-mode .story-card-body {
    color: #cbd5e1;
}

.dark-mode .story-card-body strong {
    color: #f1f5f9;
}

/* ── 收款码卡片 ────────────────────────── */
.payment-card {
    background: #fff;
    border-radius: 12px;
    padding: 28px 20px;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid rgba(0,0,0,.06);
    box-shadow: 0 2px 8px rgba(0,0,0,.04);
}

.payment-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0,0,0,.1);
}

.payment-card img {
    width: 180px;
    height: 180px;
    border-radius: 8px;
    margin-bottom: 16px;
    border: 1px solid #eee;
}

.payment-card .payment-label {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 15px;
    font-weight: 600;
    padding: 6px 16px;
    border-radius: 20px;
    margin-top: 4px;
}

.payment-card .payment-label.wechat {
    background: linear-gradient(135deg, #e8f5e9, #c8e6c9);
    color: #2e7d32;
}

.payment-card .payment-label.alipay {
    background: linear-gradient(135deg, #e3f2fd, #bbdefb);
    color: #1565c0;
}

/* ── 表单区域 ──────────────────────────── */
.sponsor-form-card {
    background: #fff;
    border-radius: 12px;
    padding: 32px;
    box-shadow: 0 2px 12px rgba(0,0,0,.06);
    border: 1px solid rgba(0,0,0,.06);
}

.sponsor-form-card .form-label {
    font-weight: 600;
    font-size: 14px;
    margin-bottom: 6px;
    color: #374151;
}

.sponsor-form-card .form-control {
    border-radius: 8px;
    padding: 10px 14px;
    border: 1px solid #d1d5db;
    font-size: 14px;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.sponsor-form-card .form-control:focus {
    border-color: #6366f1;
    box-shadow: 0 0 0 3px rgba(99,102,241,.15);
}

.sponsor-form-card .form-text {
    font-size: 12px;
    color: #9ca3af;
}

/* ── 截图上传区域 ──────────────────────── */
.upload-area {
    border: 2px dashed #d1d5db;
    border-radius: 12px;
    padding: 32px 20px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    background: #fafbfc;
    position: relative;
}

.upload-area:hover,
.upload-area.dragover {
    border-color: #6366f1;
    background: #f0f0ff;
}

.upload-area.has-file {
    border-color: #10b981;
    background: #ecfdf5;
}

.upload-area .upload-icon {
    font-size: 40px;
    color: #9ca3af;
    margin-bottom: 12px;
    transition: color 0.3s ease;
}

.upload-area:hover .upload-icon,
.upload-area.dragover .upload-icon {
    color: #6366f1;
}

.upload-area.has-file .upload-icon {
    color: #10b981;
}

.upload-area .upload-text {
    font-size: 14px;
    color: #6b7280;
    font-weight: 500;
}

.upload-area .upload-hint {
    font-size: 12px;
    color: #9ca3af;
    margin-top: 6px;
}

.upload-preview {
    position: relative;
    display: inline-block;
    margin-top: 12px;
}

.upload-preview img {
    max-height: 160px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,.1);
}

.upload-preview .remove-btn {
    position: absolute;
    top: -8px;
    right: -8px;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: #ef4444;
    color: #fff;
    border: 2px solid #fff;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    line-height: 1;
    box-shadow: 0 2px 4px rgba(0,0,0,.2);
}

/* ── 感谢墙 ───────────────────────────── */
.thanks-wall {
    background: linear-gradient(135deg, #fdf4ff 0%, #f0f0ff 50%, #ecfdf5 100%);
    border-radius: 16px;
    padding: 36px 28px;
    position: relative;
    overflow: hidden;
}

.thanks-wall::before {
    content: '❤️';
    position: absolute;
    font-size: 120px;
    opacity: 0.04;
    top: -20px;
    right: -10px;
    transform: rotate(-15deg);
}

.sponsor-item {
    background: rgba(255,255,255,.85);
    backdrop-filter: blur(6px);
    border-radius: 10px;
    padding: 16px 20px;
    margin-bottom: 10px;
    border: 1px solid rgba(0,0,0,.04);
    display: flex;
    align-items: center;
    gap: 14px;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.sponsor-item:hover {
    transform: translateX(4px);
    box-shadow: 0 4px 12px rgba(0,0,0,.08);
}

.sponsor-item .sponsor-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: linear-gradient(135deg, #6366f1, #a78bfa);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 16px;
    flex-shrink: 0;
}

.sponsor-item .sponsor-info {
    flex: 1;
    min-width: 0;
}

.sponsor-item .sponsor-qq {
    font-weight: 600;
    font-size: 14px;
    color: #1f2937;
}

.sponsor-item .sponsor-message {
    font-size: 12px;
    color: #6b7280;
    margin-top: 2px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.sponsor-item .sponsor-amount {
    font-weight: 700;
    font-size: 16px;
    color: #f59e0b;
    flex-shrink: 0;
}

.sponsor-item .sponsor-date {
    font-size: 11px;
    color: #9ca3af;
    flex-shrink: 0;
}

/* ── 统计卡片 ──────────────────────────── */
.stat-card {
    background: #fff;
    border-radius: 12px;
    padding: 20px;
    text-align: center;
    border: 1px solid rgba(0,0,0,.06);
    box-shadow: 0 2px 8px rgba(0,0,0,.04);
}

.stat-card .stat-value {
    font-size: 28px;
    font-weight: 800;
    background: linear-gradient(135deg, #6366f1, #a78bfa);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-card .stat-label {
    font-size: 13px;
    color: #6b7280;
    font-weight: 500;
    margin-top: 4px;
}

/* ── 提交按钮 ──────────────────────────── */
.btn-sponsor {
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    color: #fff;
    border: none;
    border-radius: 10px;
    padding: 12px 36px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 14px rgba(99,102,241,.3);
}

.btn-sponsor:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(99,102,241,.4);
    color: #fff;
}

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

.btn-sponsor:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

/* ── 加载动画 ──────────────────────────── */
.spinner-border-sm {
    width: 16px;
    height: 16px;
    border-width: 2px;
}

/* ── Toast 通知 ─────────────────────────── */
.toast-container {
    position: fixed;
    top: 80px;
    right: 20px;
    z-index: 9999;
}

.toast-item {
    background: #fff;
    border-radius: 10px;
    padding: 14px 20px;
    margin-bottom: 10px;
    box-shadow: 0 4px 16px rgba(0,0,0,.12);
    display: flex;
    align-items: center;
    gap: 10px;
    animation: slideIn 0.3s ease;
    max-width: 360px;
    border-left: 4px solid;
}

.toast-item.success { border-left-color: #10b981; }
.toast-item.error   { border-left-color: #ef4444; }
.toast-item.info    { border-left-color: #3b82f6; }

@keyframes slideIn {
    from { transform: translateX(100%); opacity: 0; }
    to   { transform: translateX(0); opacity: 1; }
}

@keyframes slideOut {
    from { transform: translateX(0); opacity: 1; }
    to   { transform: translateX(100%); opacity: 0; }
}

/* ── 空状态 ────────────────────────────── */
.empty-state {
    text-align: center;
    padding: 40px 20px;
    color: #9ca3af;
}

.empty-state .empty-icon {
    font-size: 48px;
    margin-bottom: 12px;
}

/* ── 公益标签 ──────────────────────────── */
.public-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: linear-gradient(135deg, #fef3c7, #fde68a);
    color: #92400e;
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
}

/* ── 暗色模式适配 ──────────────────────── */
.dark-mode .payment-card,
.dark-mode .sponsor-form-card,
.dark-mode .stat-card {
    background: #1e293b;
    border-color: rgba(255,255,255,.08);
}

.dark-mode .sponsor-form-card .form-label {
    color: #e2e8f0;
}

.dark-mode .sponsor-form-card .form-control {
    background: #334155;
    border-color: #475569;
    color: #e2e8f0;
}

.dark-mode .upload-area {
    background: #1e293b;
    border-color: #475569;
}

.dark-mode .upload-area:hover,
.dark-mode .upload-area.dragover {
    background: #2d3a52;
    border-color: #6366f1;
}

.dark-mode .sponsor-item {
    background: rgba(30,41,59,.85);
    border-color: rgba(255,255,255,.04);
}

.dark-mode .sponsor-item .sponsor-qq {
    color: #e2e8f0;
}

.dark-mode .thanks-wall {
    background: linear-gradient(135deg, #1e1e2e 0%, #1a1a3e 50%, #1e2e2e 100%);
}

.dark-mode .payment-card .payment-label.wechat {
    background: linear-gradient(135deg, #1b3a1e, #234d27);
    color: #86efac;
}

.dark-mode .payment-card .payment-label.alipay {
    background: linear-gradient(135deg, #1a2a4a, #1e3a5f);
    color: #93c5fd;
}

/* ── 响应式 ────────────────────────────── */
@media (max-width: 768px) {
    .payment-card {
        margin-bottom: 16px;
    }

    .payment-card img {
        width: 150px;
        height: 150px;
    }

    .sponsor-form-card {
        padding: 20px;
    }

    .thanks-wall {
        padding: 24px 16px;
    }

    .sponsor-item {
        padding: 12px 14px;
        gap: 10px;
    }
}