/* ============================================
   简约官网 - 自定义样式
   ============================================ */

/* ---------- 基础工具类 ---------- */
.text-balance { text-wrap: balance; }
.text-gradient {
    background: linear-gradient(135deg, #165DFF 0%, #00B4FF 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.glass {
    background: rgba(255,255,255,0.7);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(0,0,0,0.05);
    transition: background 0.3s ease, box-shadow 0.3s ease;
}
.glass-scrolled {
    background: rgba(255,255,255,0.9);
    box-shadow: 0 1px 12px rgba(0,0,0,0.05);
}
.dark .glass {
    background: rgba(10,14,26,0.7);
    border-bottom-color: rgba(255,255,255,0.06);
}
.dark .glass-scrolled {
    background: rgba(10,14,26,0.9);
    box-shadow: 0 1px 12px rgba(0,0,0,0.3);
}
.card-hover {
    transition: transform 0.35s cubic-bezier(0.16,1,0.3,1), box-shadow 0.35s ease, border-color 0.35s ease;
}
.card-hover:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 36px -10px rgba(22,93,255,0.15);
    border-color: rgba(22,93,255,0.2);
}
.dark .card-hover:hover {
    box-shadow: 0 12px 36px -10px rgba(22,93,255,0.25);
    border-color: rgba(22,93,255,0.3);
}
.nav-link { position: relative; }
.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, #165DFF, #00B4FF);
    border-radius: 2px;
    transition: width 0.3s ease;
}
.nav-link:hover::after { width: 100%; }
.btn-primary {
    background: linear-gradient(135deg, #165DFF 0%, #0F4CD0 100%);
    transition: all 0.3s cubic-bezier(0.16,1,0.3,1);
}
.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 8px 24px -4px rgba(22,93,255,0.35);
}
.theme-toggle-btn {
    width: 36px; height: 36px;
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    cursor: pointer; border: none;
    background: rgba(22,93,255,0.06);
    color: #165DFF;
    transition: all 0.3s ease;
}
.theme-toggle-btn:hover { background: rgba(22,93,255,0.12); }
.dark .theme-toggle-btn {
    background: rgba(250,204,21,0.1);
    color: #facc15;
}
.dark .theme-toggle-btn:hover { background: rgba(250,204,21,0.18); }

/* ---------- 组件与交互样式 ---------- */
/* 微信二维码弹窗 */
.qr-modal-overlay {
    position: fixed;
    inset: 0;
    z-index: 100;
    background: rgba(0,0,0,0.4);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.25s ease, visibility 0.25s ease;
}
.qr-modal-overlay.open {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}
.qr-modal {
    position: relative;
    background: #fff;
    border-radius: 20px;
    padding: 28px 28px 24px;
    width: 300px;
    text-align: center;
    box-shadow: 0 24px 64px -12px rgba(0,0,0,0.25);
    transform: scale(0.92) translateY(8px);
    transition: transform 0.3s cubic-bezier(0.16,1,0.3,1);
}
.qr-modal-overlay.open .qr-modal {
    transform: scale(1) translateY(0);
}
.dark .qr-modal { background: #121826; }
.qr-modal-close {
    position: absolute;
    top: 12px;
    right: 12px;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: none;
    background: rgba(0,0,0,0.04);
    color: #94a3b8;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
}
.qr-modal-close:hover {
    background: rgba(0,0,0,0.08);
    color: #475569;
}
.dark .qr-modal-close {
    background: rgba(255,255,255,0.06);
    color: #8b97a8;
}
.dark .qr-modal-close:hover {
    background: rgba(255,255,255,0.12);
    color: #e2e8f0;
}
.qr-modal-header {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-bottom: 18px;
}
.qr-modal-title {
    font-size: 16px;
    font-weight: 600;
    color: #1e293b;
}
.dark .qr-modal-title { color: #e2e8f0; }
.qr-modal-body {
    background: #f7f8fa;
    border-radius: 14px;
    padding: 16px;
    margin-bottom: 14px;
}
.dark .qr-modal-body { background: rgba(255,255,255,0.04); }
.qr-modal-img {
    width: 200px;
    height: 200px;
    display: block;
    margin: 0 auto;
    border-radius: 8px;
}
.qr-modal-tip {
    font-size: 12px;
    color: #94a3b8;
    margin: 0;
}
.dark .qr-modal-tip { color: #5a6578; }

html { scroll-behavior: smooth; }
body { font-feature-settings: "cv02","cv03","cv04","cv11"; }

/* 背景光晕 — 更克制 */
.glow-left, .glow-right {
    position: fixed;
    border-radius: 50%;
    filter: blur(100px);
    z-index: 0;
    pointer-events: none;
}
.glow-left {
    top: -10%; left: -5%;
    width: 600px; height: 600px;
    background: radial-gradient(circle, rgba(22,93,255,0.18) 0%, transparent 65%);
    animation: glow-float 22s ease-in-out infinite;
}
.glow-right {
    top: 20%; right: -8%;
    width: 520px; height: 520px;
    background: radial-gradient(circle, rgba(0,180,255,0.14) 0%, transparent 65%);
    animation: glow-float-reverse 26s ease-in-out infinite;
}
.dark .glow-left { background: radial-gradient(circle, rgba(99,102,241,0.22) 0%, transparent 65%); }
.dark .glow-right { background: radial-gradient(circle, rgba(6,182,212,0.18) 0%, transparent 65%); }

@keyframes glow-float {
    0%,100% { transform: translate(0,0) scale(1); opacity: .6; }
    50% { transform: translate(40px,-30px) scale(1.1); opacity: .9; }
}
@keyframes glow-float-reverse {
    0%,100% { transform: translate(0,0) scale(1); opacity: .5; }
    50% { transform: translate(-35px,25px) scale(1.15); opacity: .8; }
}

.footer-link {
    color: inherit; text-decoration: none;
    transition: color 0.2s ease;
}
.footer-link:hover { color: #165DFF; }

/* 代码块 */
pre { margin: 0; }
/* 代码块滚动条：限高 + 纤细滚动条 */
.code-scroll {
    max-height: 420px;
    overflow-y: auto;
    scrollbar-width: thin;
    scrollbar-color: rgba(148,163,184,0.35) transparent;
}
.code-scroll::-webkit-scrollbar { width: 8px; height: 8px; }
.code-scroll::-webkit-scrollbar-track { background: transparent; }
.code-scroll::-webkit-scrollbar-thumb {
    background: rgba(148,163,184,0.3);
    border-radius: 4px;
}
.code-scroll::-webkit-scrollbar-thumb:hover { background: rgba(148,163,184,0.55); }
.code-scroll::-webkit-scrollbar-corner { background: transparent; }
.dark pre { background-color: #0d1117 !important; }
.dark .bg-gray-50 { background-color: rgba(30,41,59,0.4) !important; }

/* 深色模式微调 */
.dark .text-gray-900 { color: #e2e8f0 !important; }
.dark .text-gray-700 { color: #cbd5e1 !important; }
.dark .text-gray-600 { color: #94a3b8 !important; }
.dark .text-gray-500 { color: #8b97a8 !important; }
.dark .text-gray-400 { color: #5a6578 !important; }
.dark .bg-white { background-color: #121826 !important; }
.dark .border-gray-200 { border-color: rgba(148,163,184,0.1) !important; }
.dark .border-gray-100 { border-color: rgba(148,163,184,0.07) !important; }
.dark .bg-white\/40 { background-color: rgba(18,24,38,0.4) !important; }
.dark .bg-white\/30 { background-color: rgba(18,24,38,0.3) !important; }
.dark .bg-gray-100 { background-color: rgba(148,163,184,0.1) !important; }

/* 悬浮工具栏 */
.fab-group {
    position: fixed;
    right: 24px;
    bottom: 24px;
    z-index: 50;
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.fab-btn {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    border: 1px solid rgba(0,0,0,0.06);
    background: rgba(255,255,255,0.9);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    color: #475569;
    box-shadow: 0 4px 16px -4px rgba(0,0,0,0.12);
    transition: all 0.25s cubic-bezier(0.16,1,0.3,1);
}
.fab-btn:hover {
    color: #165DFF;
    border-color: rgba(22,93,255,0.3);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px -6px rgba(22,93,255,0.25);
}
.dark .fab-btn {
    background: rgba(18,24,38,0.9);
    border-color: rgba(255,255,255,0.08);
    color: #94a3b8;
}
.dark .fab-btn:hover {
    color: #60a5fa;
    border-color: rgba(96,165,250,0.3);
}
.fab-btn.primary-fab {
    background: linear-gradient(135deg, #165DFF, #0F4CD0);
    color: #fff;
    border-color: transparent;
}
.fab-btn.primary-fab:hover {
    color: #fff;
    box-shadow: 0 8px 24px -4px rgba(22,93,255,0.45);
}
.fab-to-top {
    opacity: 0;
    pointer-events: none;
    transform: translateY(8px);
}
.fab-to-top.visible {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
}

/* 客服弹出面板 */
.fab-panel {
    position: absolute;
    right: 56px;
    bottom: 0;
    width: 180px;
    background: rgba(255,255,255,0.95);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(0,0,0,0.06);
    border-radius: 14px;
    box-shadow: 0 12px 40px -8px rgba(0,0,0,0.15);
    padding: 6px;
    opacity: 0;
    visibility: hidden;
    transform: translateX(8px) scale(0.96);
    transform-origin: bottom right;
    pointer-events: none;
    transition: opacity 0.25s cubic-bezier(0.16,1,0.3,1), transform 0.25s cubic-bezier(0.16,1,0.3,1), visibility 0.25s cubic-bezier(0.16,1,0.3,1);
}
.fab-panel.open {
    opacity: 1;
    visibility: visible;
    transform: translateX(0) scale(1);
    pointer-events: auto;
}
.dark .fab-panel {
    background: rgba(18,24,38,0.95);
    border-color: rgba(255,255,255,0.08);
    box-shadow: 0 12px 40px -8px rgba(0,0,0,0.4);
}
.fab-panel-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    border-radius: 10px;
    cursor: pointer;
    color: #475569;
    font-size: 13px;
    font-weight: 500;
    transition: background 0.2s ease, color 0.2s ease;
}
.fab-panel-item:hover {
    background: rgba(22,93,255,0.07);
    color: #165DFF;
}
.dark .fab-panel-item { color: #cbd5e1; }
.dark .fab-panel-item:hover {
    background: rgba(22,93,255,0.15);
    color: #60a5fa;
}
.fab-panel-item i { width: 18px; text-align: center; font-size: 15px; }
.fab-panel-divider {
    height: 1px;
    background: rgba(0,0,0,0.05);
    margin: 4px 8px;
}
.dark .fab-panel-divider { background: rgba(255,255,255,0.06); }

/* ========== 测试支付弹窗 ========== */
.pay-modal {
    background: #fff;
    border-radius: 16px;
    width: 380px;
    max-width: calc(100vw - 32px);
    max-height: 90vh;
    overflow: hidden;
    position: relative;
    box-shadow: 0 24px 80px -12px rgba(0,0,0,0.25);
    animation: qr-modal-in 0.28s cubic-bezier(0.16,1,0.3,1);
}
.dark .pay-modal { background: #121826; }
.pay-modal-header {
    background: linear-gradient(135deg, #165DFF, #00B4FF);
    color: #fff;
    text-align: center;
    padding: 14px 20px;
    font-size: 15px;
    font-weight: 600;
    letter-spacing: 0.5px;
}
.pay-modal-body { padding: 28px 28px 24px; max-height: calc(90vh - 50px); overflow-y: auto; }
.pay-merchant {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    margin-bottom: 24px;
}
.pay-merchant-logo {
    width: 52px;
    height: 52px;
    border-radius: 12px;
    object-fit: cover;
    box-shadow: 0 4px 14px -2px rgba(22,93,255,0.3);
}
.pay-merchant-name {
    font-size: 16px;
    font-weight: 600;
    color: #1e293b;
}
.dark .pay-merchant-name { color: #e2e8f0; }
.pay-field { margin-bottom: 16px; }
.pay-label {
    display: block;
    font-size: 13px;
    color: #64748b;
    margin-bottom: 8px;
}
.dark .pay-label { color: #8b97a8; }
.pay-input {
    width: 100%;
    height: 42px;
    padding: 0 14px;
    border: 1px solid #e2e8f0;
    border-radius: 10px;
    font-size: 14px;
    color: #1e293b;
    background: #fff;
    outline: none;
    transition: border-color 0.2s, box-shadow 0.2s;
    box-sizing: border-box;
}
.pay-input:focus {
    border-color: #165DFF;
    box-shadow: 0 0 0 3px rgba(22,93,255,0.12);
}
.dark .pay-input {
    background: rgba(255,255,255,0.04);
    border-color: rgba(255,255,255,0.1);
    color: #e2e8f0;
}
.pay-input-disabled {
    background: #f8fafc !important;
    color: #94a3b8 !important;
    cursor: not-allowed;
}
.dark .pay-input-disabled { background: rgba(255,255,255,0.03) !important; }
.pay-amount-field { position: relative; }
.pay-amount-prefix {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: #94a3b8;
    font-size: 14px;
    pointer-events: none;
}
.pay-amount-input { padding-left: 30px; font-size: 15px; font-weight: 500; }
.pay-types { display: flex; gap: 10px; }
.pay-type-btn {
    flex: 1;
    height: 42px;
    border: 1.5px solid #e2e8f0;
    border-radius: 10px;
    background: #fff;
    color: #64748b;
    font-size: 13.5px;
    font-weight: 500;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 7px;
    transition: all 0.2s;
}
.pay-type-btn:hover { border-color: #cbd5e1; }
.pay-type-btn.active {
    border-color: #165DFF;
    color: #165DFF;
    background: rgba(22,93,255,0.04);
}
.dark .pay-type-btn {
    background: rgba(255,255,255,0.04);
    border-color: rgba(255,255,255,0.1);
    color: #94a3b8;
}
.dark .pay-type-btn:hover { border-color: rgba(255,255,255,0.2); }
.dark .pay-type-btn.active {
    border-color: #60a5fa;
    color: #60a5fa;
    background: rgba(22,93,255,0.12);
}
.pay-type-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 20px;
    height: 20px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 700;
    font-style: normal;
    color: #fff;
}
.alipay-icon { background: #1677FF; }
.wxpay-icon { color: #07C160; font-size: 18px; }
.pay-submit-btn {
    width: 100%;
    height: 44px;
    border: none;
    border-radius: 10px;
    background: linear-gradient(135deg, #165DFF, #00B4FF);
    color: #fff;
    font-size: 14.5px;
    font-weight: 600;
    cursor: pointer;
    margin-top: 6px;
    transition: opacity 0.2s, transform 0.1s;
    box-shadow: 0 6px 18px -4px rgba(22,93,255,0.4);
}
.pay-submit-btn:hover { opacity: 0.92; }
.pay-submit-btn:active { transform: scale(0.985); }
.pay-tip {
    text-align: center;
    font-size: 11.5px;
    color: #94a3b8;
    margin-top: 14px;
    margin-bottom: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
}

/* ========== 测试支付：验证码 / 状态 / 回调页 ========== */
/* 滑动验证码 */
.pay-slider {
    position: relative;
    width: 100%;
    height: 42px;
    user-select: none;
    -webkit-user-select: none;
}
.pay-slider-track {
    position: absolute;
    inset: 0;
    background: #f1f5f9;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}
.dark .pay-slider-track {
    background: rgba(255,255,255,0.04);
    border-color: rgba(255,255,255,0.1);
}
.pay-slider-fill {
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 0;
    background: linear-gradient(90deg, rgba(22,93,255,0.12), rgba(22,93,255,0.2));
}
.pay-slider-text {
    font-size: 13px;
    color: #94a3b8;
    z-index: 1;
    pointer-events: none;
}
.pay-slider-handle {
    position: absolute;
    left: 0;
    top: 0;
    width: 44px;
    height: 42px;
    background: #fff;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: grab;
    color: #64748b;
    font-size: 16px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.08);
    transition: background 0.15s, color 0.15s, border-color 0.15s;
    z-index: 2;
}
.pay-slider-handle:hover { color: #165DFF; border-color: #165DFF; }
.pay-slider-handle:active { cursor: grabbing; }
.dark .pay-slider-handle {
    background: #1e293b;
    border-color: rgba(255,255,255,0.12);
    color: #94a3b8;
}
.pay-slider.verified .pay-slider-track {
    background: rgba(34,197,94,0.08);
    border-color: #22c55e;
}
.pay-slider.verified .pay-slider-fill {
    background: linear-gradient(90deg, rgba(34,197,94,0.15), rgba(34,197,94,0.25));
    width: 100% !important;
}
.pay-slider.verified .pay-slider-text {
    color: #16a34a;
    font-weight: 600;
}
.pay-slider.verified .pay-slider-handle {
    left: calc(100% - 44px) !important;
    background: #22c55e;
    border-color: #22c55e;
    color: #fff;
    cursor: default;
}
.pay-submit-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* 等待/成功/失败状态 */
.pay-status-icon {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 10px auto 18px;
    font-size: 28px;
}
.pay-spinner {
    color: #165DFF;
    background: rgba(22,93,255,0.1);
}
.pay-spinner i { animation: pay-spin 0.9s linear infinite; }
@keyframes pay-spin { to { transform: rotate(360deg); } }
.pay-success-icon {
    color: #fff;
    background: linear-gradient(135deg, #22c55e, #16a34a);
    box-shadow: 0 8px 24px -4px rgba(34,197,94,0.4);
    animation: pay-pop 0.4s cubic-bezier(0.16,1,0.3,1);
}
.pay-fail-icon {
    color: #fff;
    background: linear-gradient(135deg, #f59e0b, #ef4444);
    box-shadow: 0 8px 24px -4px rgba(239,68,68,0.3);
}
@keyframes pay-pop {
    0% { transform: scale(0); }
    100% { transform: scale(1); }
}
.pay-status-title {
    text-align: center;
    font-size: 18px;
    font-weight: 700;
    color: #1e293b;
    margin: 0 0 6px;
}
.dark .pay-status-title { color: #e2e8f0; }
.pay-success-text { color: #16a34a !important; }
.pay-fail-text { color: #ef4444 !important; }
.pay-status-desc {
    text-align: center;
    font-size: 13px;
    color: #94a3b8;
    margin: 0 0 20px;
}
.pay-status-info {
    background: #f8fafc;
    border-radius: 12px;
    padding: 16px;
    text-align: center;
    margin-bottom: 20px;
}
.dark .pay-status-info { background: rgba(255,255,255,0.04); }
.pay-status-amount {
    font-size: 26px;
    font-weight: 700;
    color: #1e293b;
    margin-bottom: 4px;
}
.dark .pay-status-amount { color: #e2e8f0; }
.pay-status-order {
    font-size: 12px;
    color: #94a3b8;
    font-family: monospace;
}
.pay-cancel-btn {
    width: 100%;
    height: 40px;
    border: 1px solid #e2e8f0;
    border-radius: 10px;
    background: #fff;
    color: #64748b;
    font-size: 13.5px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
}
.pay-cancel-btn:hover { border-color: #cbd5e1; color: #475569; }
.dark .pay-cancel-btn {
    background: rgba(255,255,255,0.04);
    border-color: rgba(255,255,255,0.1);
    color: #94a3b8;
}

/* 扫码支付状态（API获取二维码） */
.pay-wait-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
}
.pay-wait-title {
    font-size: 15px;
    font-weight: 600;
    color: #1e293b;
}
.dark .pay-wait-title { color: #e2e8f0; }
.pay-wait-amount {
    font-size: 22px;
    font-weight: 700;
    color: #165DFF;
}
.pay-qrcode-box {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 220px;
    background: #fff;
    border: 1px solid #e2e8f0;
    border-radius: 12px;
    padding: 16px;
    position: relative;
}
.dark .pay-qrcode-box {
    background: rgba(255,255,255,0.04);
    border-color: rgba(255,255,255,0.1);
}
.pay-qrcode {
    display: flex;
    align-items: center;
    justify-content: center;
}
.pay-qrcode img, .pay-qrcode canvas {
    border-radius: 6px;
}
.pay-qrcode-loading {
    font-size: 13px;
    color: #94a3b8;
    text-align: center;
}
.pay-qrcode-loading::before {
    content: "";
    display: inline-block;
    width: 16px;
    height: 16px;
    border: 2px solid #e2e8f0;
    border-top-color: #165DFF;
    border-radius: 50%;
    animation: pay-spin 0.8s linear infinite;
    margin-right: 8px;
    vertical-align: middle;
}
.pay-wait-tip {
    text-align: center;
    font-size: 13px;
    color: #64748b;
    margin: 14px 0 8px;
    font-weight: 500;
}
.pay-order-info {
    text-align: center;
    font-size: 11px;
    color: #94a3b8;
    font-family: monospace;
    margin-bottom: 16px;
}

/* 支付回调全屏提示（弹窗窗口中显示） */
.pay-return-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: linear-gradient(135deg, #f0f9ff, #ecfdf5);
    z-index: 99999;
    align-items: center;
    justify-content: center;
}
.pay-return-overlay.show { display: flex; }
.pay-return-card {
    background: #fff;
    border-radius: 20px;
    padding: 48px 56px;
    text-align: center;
    box-shadow: 0 20px 60px -12px rgba(0,0,0,0.12);
}
.pay-return-icon { margin: 0 auto 20px !important; width: 72px !important; height: 72px !important; font-size: 32px !important; }
.pay-return-title {
    font-size: 24px;
    font-weight: 700;
    color: #16a34a;
    margin: 0 0 8px;
}
.pay-return-desc {
    font-size: 14px;
    color: #64748b;
    margin: 0;
}

/* 协议弹窗 */
.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,.5);display:none;align-items:center;justify-content:center;z-index:9999;padding:20px}
.modal-overlay.show{display:flex}
.modal{background:#fff;border-radius:14px;width:100%;max-width:560px;max-height:88vh;display:flex;flex-direction:column;box-shadow:0 20px 60px rgba(0,0,0,.2)}

/* 主题切换过渡动画 */
html.transition-theme, html.transition-theme *, html.transition-theme *::before, html.transition-theme *::after {
    transition: background-color 0.4s ease, color 0.4s ease, border-color 0.4s ease, box-shadow 0.4s ease !important;
}
.theme-toggle-btn {
    transition: transform 0.3s ease, background 0.3s ease;
}
.theme-toggle-btn:active {
    transform: scale(0.9) rotate(180deg);
}
.theme-toggle-btn i {
    transition: transform 0.4s ease;
}
.dark .theme-toggle-btn i {
    transform: rotate(180deg);
}

/* 导航当前页高亮特效 */
.nav-link.nav-active {
    color: #165DFF !important;
    font-weight: 600;
}
.dark .nav-link.nav-active {
    color: #4d8bff !important;
}
.nav-indicator {
    position: absolute;
    bottom: -6px;
    left: 50%;
    transform: translateX(-50%);
    width: 20px;
    height: 3px;
    background: linear-gradient(90deg, #165DFF, #00B4FF);
    border-radius: 2px;
    animation: navIndicatorIn .3s ease;
}
@keyframes navIndicatorIn {
    from { width: 0; opacity: 0; }
    to { width: 20px; opacity: 1; }
}

/* ===== 移动端菜单 ===== */
.mobile-menu{
    max-height:0;
    overflow:hidden;
    transition:max-height .35s ease;
    background:rgba(255,255,255,.98);
    backdrop-filter:blur(12px);
    border-top:1px solid rgba(0,0,0,.06);
}
.dark .mobile-menu{
    background:rgba(15,20,35,.98);
    border-top-color:rgba(255,255,255,.08);
}
.mobile-menu.open{
    max-height:500px;
}
.mobile-menu-inner{
    padding:12px 20px 20px;
    display:flex;
    flex-direction:column;
    gap:4px;
}
.mobile-nav-link{
    display:flex;
    align-items:center;
    gap:10px;
    padding:12px 14px;
    font-size:15px;
    color:#374151;
    border-radius:10px;
    transition:.15s;
    text-decoration:none;
}
.dark .mobile-nav-link{
    color:#cbd5e1;
}
.mobile-nav-link:hover{
    background:#f3f4f6;
    color:#165DFF;
}
.dark .mobile-nav-link:hover{
    background:rgba(255,255,255,.06);
    color:#4d8bff;
}
.mobile-nav-link.text-primary{
    color:#165DFF;
}
.mobile-nav-divider{
    height:1px;
    background:#e5e7eb;
    margin:8px 0;
}
.dark .mobile-nav-divider{
    background:rgba(255,255,255,.1);
}
.mobile-nav-cta{
    background:linear-gradient(135deg,#165DFF,#00B4FF);
    color:#fff !important;
    font-weight:600;
    justify-content:center;
    margin-top:4px;
}
.mobile-nav-cta:hover{
    background:linear-gradient(135deg,#0F4CD0,#0099cc);
    color:#fff !important;
}
#mobileMenuBtn{
    transition:transform .2s;
}
#mobileMenuBtn.active i{
    transform:rotate(90deg);
}

/* ===== 移动端响应式兜底（防止Tailwind CDN加载失败） ===== */
@media (max-width: 767px) {
    #navbar nav {display: none !important;}
    #mobileMenuBtn {display: block !important;}
    #navbar a.hidden, #navbar a[class*="sm:inline"] {display: none !important;}
    #mobileMenu {display: none;}
    #mobileMenu.open {display: block;}
}
@media (min-width: 768px) {
    #navbar nav {display: flex !important;}
    #mobileMenuBtn {display: none !important;}
    #mobileMenu {display: none !important;}
}