:root {
    --primary: #0056ff;
    --primary-gradient: linear-gradient(135deg, #0056ff 0%, #00a2ff 100%);
    --bg-light: #f4f7fe;
    --text-main: #1a2b4b;
    --text-muted: #6b7c93;
    --glass-bg: rgba(255, 255, 255, 0.95);
    --glass-border: rgba(226, 232, 240, 0.8);
    --km-font: 'Kantumruy Pro', 'Kantumruy', 'Noto Sans Khmer', 'Hanuman', 'Khmer OS Content', 'Khmer Sangam MN', system-ui, sans-serif;
}

/* 高棉语视觉优化 (V20.1) */
html[lang="km"] body {
    font-family: var(--km-font) !important;
}

html[lang="km"] .detail-label,
html[lang="km"] .detail-value,
html[lang="km"] div,
html[lang="km"] span,
html[lang="km"] button {
    font-weight: 500;
}

html[lang="km"] .fw-bold,
html[lang="km"] strong {
    font-weight: 700 !important;
}

/* 语言切换器样式 */
.lang-switcher {
    display: inline-flex;
    align-items: center;
    background: rgba(0, 0, 0, 0.05);
    padding: 1px 6px;
    border-radius: 12px;
    font-size: 0.6rem;
    color: #666;
}

.lang-btn {
    cursor: pointer;
    padding: 0 3px;
    transition: all 0.2s;
    user-select: none;
}

.lang-btn.active {
    color: #0d6efd;
    font-weight: bold;
}

.lang-btn:hover {
    color: #0d6efd;
}

.lang-switcher .divider {
    margin: 0 2px;
    opacity: 0.3;
}

body {
    background: var(--bg-light);
    background-image: radial-gradient(at 0% 0%, rgba(0, 86, 255, 0.05) 0px, transparent 50%), radial-gradient(at 100% 100%, rgba(0, 162, 255, 0.08) 0px, transparent 50%);
    font-family: 'Outfit', 'Inter', system-ui, -apple-system, sans-serif;
    color: var(--text-main);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding-top: 0;
}

.checkout-container {
    max-width: 500px;
    /* [FIX] 拓宽容器至 500 级别 */
    width: 100%;
    padding: 0 10px;
    margin: 0 auto;
    opacity: 0;
    /* [FIX] 初始隐藏，防止渲染闪烁 */
    transition: opacity 0.4s ease;
}

/* 核心卡片：移除所有 blur 滤镜，确保锐利 */
.payment-card {
    background: #ffffff;
    border-radius: 20px;
    border: 1px solid #eef2f6;
    box-shadow: 0 15px 40px rgba(0, 86, 255, 0.08), 0 1px 2px rgba(0, 0, 0, 0.05);
    padding: 6px 14px;
    position: relative;
    overflow: hidden;
    margin-top: 0;
    max-width: 500px;
    /* [FIX] 同步拓宽 */
}

.amount-display {
    font-size: 2.2rem;
    font-weight: 900;
    color: #0055ff;
    margin: 5px 0 2px 0 !important;
    letter-spacing: -1px;
    text-align: center;
}

.amount-warning-container {
    margin-top: 0 !important;
    margin-bottom: 5px !important;
}

.qr-ticket-section {
    width: 300px;
    display: block !important;
    margin: 10px auto !important;
    /* 强制水平居中 */
    padding: 0;
    overflow: hidden;
    position: relative;
    background: #fff;
    border-radius: 20px;
    /* 增加视觉区块感 [V29.5] */
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.04), 0 1px 2px rgba(0, 0, 0, 0.02);
    border: 1px solid #f0f3f6;
}

.qr-area {
    padding: 2px;
    border-radius: 12px;
    margin: 4px 0;
    text-align: center;
    position: relative;
}

#qrcode {
    padding: 0;
    background: transparent;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 200px;
}

.final-qr-img {
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.12);
    border: 1px solid rgba(0, 0, 0, 0.05);
}

/* 圆环倒计时样式 */
.circular-timer {
    width: 44px;
    height: 44px;
}

.circle-bg {
    fill: none;
    stroke: #f1f5f9;
    stroke-width: 3.5;
}

.circle {
    fill: none;
    stroke: #ff4d4f;
    stroke-width: 3.5;
    stroke-linecap: round;
    transition: stroke-dasharray 0.3s ease;
}

.percentage {
    fill: #334155;
    font-size: 9px;
    font-family: 'JetBrains Mono', monospace;
    font-weight: 800;
    text-anchor: middle;
}

/* 订单详情卡片 */
.order-details-card {
    background: #fdfdfe;
    border: 1px solid #f1f5f9;
    border-radius: 12px;
    margin: 5px 20px 8px 20px;
    padding: 2px 12px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.02);
}

.detail-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 6px 0;
    border-bottom: 1px dashed #e2e8f0;
}

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

.detail-label {
    font-size: 0.8rem;
    color: #64748b;
    font-weight: 500;
    display: flex;
    align-items: center;
    min-width: 68px;
    flex-shrink: 0;
}

.detail-content {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-grow: 1;
    justify-content: flex-end;
}

.detail-value {
    font-size: 0.85rem;
    font-weight: 700;
    color: #1e293b;
    text-align: right;
    word-break: break-all;
}

.mini-copy-btn {
    background: #f0f7ff;
    color: #448aff;
    border: none;
    padding: 2px 10px;
    border-radius: 6px;
    font-size: 0.7rem;
    font-weight: 800;
    cursor: pointer;
    transition: all 0.2s;
}

#display-card-no {
    font-size: 1.15rem;
    font-weight: 800;
}

#display-order-no {
    font-size: 0.62rem;
    font-weight: 400;
    opacity: 0.6;
    word-break: break-all;
    line-height: 1.2;
}

/* 银行选择器 */
.bank-pill-container {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 8px;
    padding: 0 5px;
}

.bank-pill img {
    width: 100%;
    height: 48px;
    object-fit: contain;
    background: #fff;
    border: 1.5px solid #d1d9e0;
    border-radius: 12px;
    padding: 3px;
    transition: all 0.3s;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.bank-pill.active img {
    border-color: var(--primary);
    border-width: 2.5px;
    transform: scale(1.05);
}

/* QR 保存按钮 (1:1 深度复刻本地偏好) */
.qr-action-group {
    margin: 10px 20px;
    background: transparent;
    /* 改为透明，让按钮主体突出 */
    border-radius: 0;
    overflow: visible;
    box-shadow: none;
    border: none;
}

.qr-save-btn {
    border: none;
    width: 100%;
    max-width: 180px;
    /* [FIX] 锁定为用户选择的 180px 紧凑宽度 */
    margin: 0 auto;
    /* 居中 */
    padding: 12px;
    font-size: 0.95rem;
    font-weight: 700;
    color: #ffffff;
    background: #1a1f2e;
    /* [FIX] 改为本地版深蓝色调 */
    border-radius: 50px;
    /* [FIX] 改为高圆角药丸形态 */
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    box-shadow: 0 4px 15px rgba(26, 31, 46, 0.2);
}

.qr-save-btn:hover {
    background: #2a3147;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(26, 31, 46, 0.3);
}

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

.qr-hint-row {
    padding: 6px 10px;
    font-size: 0.7rem;
    font-weight: 600;
    text-align: center;
    color: #64748b;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    background: #f8fafc;
}

.qr-save-btn {
    border: none;
    width: 100%;
    padding: 9px;
    font-size: 0.78rem;
    font-weight: 800;
    color: #ffffff;
    background: #0056ff;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
}

/* 呼吸灯效果 */
.pulse-dot {
    width: 8px;
    height: 8px;
    background-color: #00c853;
    border-radius: 50%;
    margin-right: 8px;
    box-shadow: 0 0 0 rgba(0, 200, 83, 0.4);
    animation: dot-pulse 2s infinite ease-in-out;
}

@keyframes dot-pulse {
    0% {
        transform: scale(0.95);
        box-shadow: 0 0 0 0 rgba(0, 200, 83, 0.7);
    }

    70% {
        transform: scale(1);
        box-shadow: 0 0 0 10px rgba(0, 200, 83, 0);
    }

    100% {
        transform: scale(0.95);
        box-shadow: 0 0 0 0 rgba(0, 200, 83, 0);
    }
}

.status-indicator {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 8px;
    font-size: 0.75rem;
    font-weight: 600;
    color: #64748b;
}

.copy-toast {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: rgba(0, 0, 0, 0.85);
    color: white;
    padding: 10px 20px;
    border-radius: 50px;
    font-size: 0.85rem;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s;
    z-index: 10000;
    pointer-events: none;
}

.copy-toast.show {
    opacity: 1;
    visibility: visible;
    transform: translate(-50%, -60%);
}

/* ==========================================================================
   全新左右状态系统 (V27.3 - 独立解耦版)
   ========================================================================== */

.side-panel-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0, 0, 0, 0.65);
    z-index: 3000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.side-panel-overlay.show {
    opacity: 1;
    visibility: visible;
}

.side-panel-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.side-panel-wrapper {
    position: absolute;
    top: 40%;
    transform: translateY(-50%);
    display: flex;
    align-items: center;
    z-index: 2500;
    pointer-events: auto;
    transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
}

body.panel-open .side-tab {
    display: none !important;
}

.side-panel-wrapper.left {
    left: 0;
}

.side-panel-wrapper.right {
    right: 0;
}

.side-tab {
    width: 36px;
    background: #ffb300;
    color: white;
    padding: 18px 2px;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(255, 179, 0, 0.3);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    position: absolute;
    transition: all 0.3s ease;
}

.side-panel-wrapper.left .side-tab {
    right: -36px;
    border-radius: 0 14px 14px 0;
    background: #0056ff;
    /* 客服蓝色 */
    box-shadow: 0 4px 15px rgba(0, 86, 255, 0.2);
}

.side-panel-wrapper.right .side-tab {
    left: -36px;
    border-radius: 14px 0 0 14px;
    background: #ffb300;
    /* 帮助黄色 */
    box-shadow: 0 4px 15px rgba(255, 179, 0, 0.3);
}

.side-tab .tab-text {
    writing-mode: vertical-lr;
    font-size: 0.82rem;
    font-weight: 800;
    letter-spacing: 2px;
}

.side-tab .tab-icon {
    font-size: 0.88rem;
    transition: all 0.3s;
}

.side-drawer {
    background: #fff;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    z-index: 3100;
}

.drawer-header {
    background: #ffb300;
    padding: 18px 15px;
    display: flex;
    align-items: center;
    gap: 12px;
    color: white;
}

.header-icon-box {
    width: 38px;
    height: 38px;
    background: rgba(255, 255, 255, 0.25);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
}

.header-text .main-title {
    font-weight: 800;
    font-size: 0.9rem;
}

.header-text .sub-title {
    font-size: 0.65rem;
    opacity: 0.9;
}

.drawer-content {
    padding: 15px;
    max-height: 75vh;
    overflow-y: auto;
}

.help-img {
    width: 100%;
    height: auto;
    display: block;
    cursor: pointer;
    border-radius: 12px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

@media (min-width: 769px) {
    .side-drawer {
        width: 320px;
        position: absolute;
        opacity: 0;
        visibility: hidden;
        transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
        box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
        right: 45px;
        top: 40%;
        transform: translateY(-50%) translateX(15px);
        border-radius: 16px;
    }

    .side-drawer.active {
        opacity: 1;
        visibility: visible;
        transform: translateY(-50%) translateX(0);
    }
}

@media (max-width: 768px) {
    .side-panel-wrapper {
        position: fixed;
        z-index: 2800;
    }

    .side-panel-wrapper.left {
        left: 0;
        top: 40%;
    }

    .side-panel-wrapper.right {
        right: 0;
        left: auto;
        top: 40%;
    }

    .side-drawer {
        position: fixed;
        bottom: 0;
        left: 0;
        width: 100vw !important;
        height: auto;
        max-height: 80vh;
        transform: translateY(100%);
        transition: transform 0.4s cubic-bezier(0.1, 0.7, 0.1, 1);
        border-radius: 24px 24px 0 0 !important;
        box-shadow: 0 -15px 50px rgba(0, 0, 0, 0.3);
    }

    .side-drawer.active {
        transform: translateY(0);
    }
}

/* ==========================================================================
   图 3：工业级票据重构样式 (V25.0)
   ========================================================================== */
.khqr-header {
    background: #E31B23;
    height: 54px;
    /* 增高页眉，更显大气 */
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    border-radius: 20px 20px 0 0;
    /* 匹配大卡片的圆角 */
}

/* 官方标志性的切角效果 */
/* 官方灵魂凸角：回归精致小三角 [V46.0] */
.khqr-header::after {
    content: '';
    position: absolute;
    right: 0;
    top: 100%;
    margin-top: -1px;
    width: 32px;
    /* 回归用户认可的精致跨度 */
    height: 18px;
    /* 适中的下垂深度 */
    background: #E31B23;
    /* 核心：绘制一个连接右边缘的利落三角 */
    clip-path: polygon(0 0, 100% 0, 100% 100%);
}

.khqr-header img {
    height: 18px;
    width: auto;
    display: block;
    margin: 0 auto;
    /* 取消 invert(1)，因为 SVG 源码已经是 fill="white" */
}

.ticket-amount-wrapper {
    text-align: left !important;
    padding: 6px 0 2px 16px;
    /* 持续增加左侧缩进，确保位移感充足 */
    width: 100%;
}

.ticket-amount-val {
    display: inline-block;
    font-size: 2.1rem;
    font-weight: 800;
    color: #1a2b4b;
    line-height: 1;
}

.ticket-amount-cur {
    font-size: 1.1rem;
    font-weight: 700;
    color: #1a2b4b;
    margin-left: 5px;
    text-transform: uppercase;
}

.ticket-divider {
    width: 100%;
    margin: 16px 0;
    border-top: 2px dashed #cbd5e1;
    /* 颜色略微加深，更清晰 */
    height: 1px;
    opacity: 0.6;
}

.qr-bottom-bar {
    display: flex;
    justify-content: space-between;
    /* 同步为两端对齐 */
    align-items: center;
    background: #f8fafc;
    /* 浅灰色票据底座 */
    padding: 12px 20px;
    border-top: 1px dashed #e2e8f0;
    /* 使用虚线分割 */
    width: 100%;
    margin-top: 0;
}

.qr-bottom-left,
.qr-bottom-right {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 700;
    font-size: 0.9rem;
}

.qr-bottom-left {
    color: #E31B23;
}

.qr-bottom-right {
    color: #1a2b4b;
}

.qr-divider {
    height: 14px;
    width: 1px;
    background: #e2e8f0;
}

/* 银行图标网格复原 [V27.5] */
.supported-banks-grid-compact {
    display: grid;
    grid-template-columns: repeat(8, 1fr);
    gap: 4px;
    padding: 6px;
    background: rgba(0, 0, 0, 0.012);
    border-radius: 10px;
    margin-top: 2px;
}

.bank-grid-item-mini {
    background: white;
    border-radius: 6px;
    padding: 3px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.03);
    border: 1px solid #f0f0f0;
    aspect-ratio: 1/1;
}

.bank-grid-item-mini img {
    max-width: 90%;
    max-height: 90%;
    object-fit: contain;
}

/* ==========================================================================
   二维码扫码感增强 (V26.5)
   ========================================================================== */
.qr-scanner-wrapper {
    position: relative;
    width: 240px;
    height: 240px;
    margin: 10px auto;
    background: #fff;
    padding: 0px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* 对焦角标 */
.qr-scanner-wrapper::before,
.qr-scanner-wrapper::after,
.qr-scanner-wrapper .corner-tl,
.qr-scanner-wrapper .corner-tr,
.qr-scanner-wrapper .corner-bl,
.qr-scanner-wrapper .corner-br {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    border: 3px solid #E31B23;
}

.qr-scanner-wrapper .corner-tl {
    top: -6px;
    left: -6px;
    border-right: none;
    border-bottom: none;
}

.qr-scanner-wrapper .corner-tr {
    top: -6px;
    right: -6px;
    border-left: none;
    border-bottom: none;
}

.qr-scanner-wrapper .corner-bl {
    bottom: -6px;
    left: -6px;
    border-right: none;
    border-top: none;
}

.qr-scanner-wrapper .corner-br {
    bottom: -6px;
    right: -6px;
    border-left: none;
    border-top: none;
}

/* 激光扫描线 */
.qr-scan-line {
    position: absolute;
    left: 10px;
    right: 10px;
    height: 3px;
    background: linear-gradient(to right, transparent, #E31B23, transparent);
    z-index: 10;
    box-shadow: 0 0 8px rgba(227, 27, 35, 0.6);
    animation: qrScanMove 2.5s ease-in-out infinite;
}

/* [V65.8] 截屏保存模式：隐藏扫描线及动态干扰 */
.is-capturing .qr-scan-line {
    display: none !important;
}

.is-capturing .qr-scanner-wrapper {
    box-shadow: none !important;
}

@keyframes qrScanMove {

    0%,
    100% {
        top: 10px;
        opacity: 0;
    }

    5%,
    95% {
        opacity: 1;
    }

    50% {
        top: 230px;
    }
}

/* 微弱跳动动画给红色圆点 */
@keyframes pulse {
    0% {
        transform: scale(0.95);
        opacity: 0.8;
    }

    50% {
        transform: scale(1.1);
        opacity: 1;
    }

    100% {
        transform: scale(0.95);
        opacity: 0.8;
    }
}

/* 银行认证底部样式 (V30.0) */
.supported-banks-footer {
    color: #10b981 !important;
    /* 翡翠绿认证色 */
    font-size: 13px;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    margin-top: 4px;
    margin-bottom: 2px;
}

.supported-banks-footer i {
    font-size: 14px;
}

/* 截屏捕捉状态优化 (V32.1) - 保存时隐藏动态/装饰元素 */
.qr-ticket-section.is-capturing .khqr-header::after,
.qr-ticket-section.is-capturing .qr-bottom-left {
    display: none !important;
}

/* 捕捉时让商户名居中显示 */
.qr-ticket-section.is-capturing .qr-bottom-right {
    flex: 1;
    justify-content: center;
}



/* 全局安全提醒样式 (V34.0) */
.pay-warning-container {
    background-color: #fffbf0 !important;
    border: 1px solid #ffe58f !important;
    border-radius: 12px !important;
    padding: 12px 16px !important;
    margin: 10px 15px 20px 15px !important;
    font-size: 13px !important;
    color: #856404 !important;
    line-height: 1.6 !important;
    box-shadow: 0 2px 8px rgba(133, 100, 4, 0.05) !important;
}

.pay-warning-container ol {
    padding-left: 18px !important;
    margin-bottom: 0 !important;
}

.pay-warning-container li {
    margin-bottom: 8px !important;
    font-weight: 500 !important;
}

.pay-warning-container li:last-child {
    margin-bottom: 0 !important;
}

/* -------------------------------------------------- */

/* [V43.0] 工业级：长方形慢速流光倒计时系统 */
@keyframes spin-logic {
    from {
        transform: rotate(0deg);
    }

    to {
        transform: rotate(360deg);
    }
}

.timer-rect-wrap {
    position: relative;
    width: 72px;
    height: 34px;
    border-radius: 8px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.03);
    margin-right: 4px;
    flex-shrink: 0;
}

/* 旋转流光层：4秒超慢速 */
.timer-rect-wrap::before {
    content: '';
    position: absolute;
    width: 150px;
    height: 150px;
    background: conic-gradient(transparent 65%,
            #E31B23 85%,
            #E31B23 95%,
            transparent 100%);
    animation: spin-logic 4s linear infinite;
    z-index: 1;
}

/* 内部遮罩层：透出底部的流光 */
.timer-rect-inner {
    position: absolute;
    inset: 2px;
    /* 边框厚度 */
    background: #f8fafc;
    /* 匹配底座颜色 */
    border-radius: 6.5px;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2;
}

.qr-bottom-timer {
    font-size: 13px !important;
    font-weight: 900 !important;
    color: #E31B23 !important;
    font-family: 'JetBrains Mono', 'Roboto Mono', monospace !important;
    letter-spacing: 0.5px;
    z-index: 3;
    position: relative;
    top: -0.2px;
}

/* [V44.0] 金额小数位差异化样式 */
.ticket-amount-decimal {
    font-size: 1.1rem !important;
    font-weight: 700 !important;
    margin-left: 1px;
    vertical-align: baseline;
    opacity: 0.9;
}