:root {
    --xn-bg: #0f172a;
    --xn-bg-soft: #111827;
    --xn-card: #ffffff;
    --xn-card-soft: #f8fafc;
    --xn-border: #e2e8f0;
    --xn-border-strong: #cbd5e1;
    --xn-text: #0f172a;
    --xn-text-soft: #475569;
    --xn-text-muted: #64748b;
    --xn-primary: #2563eb;
    --xn-primary-hover: #1d4ed8;
    --xn-success: #16a34a;
    --xn-warning: #d97706;
    --xn-danger: #dc2626;
    --xn-info: #0ea5e9;
    --xn-shadow: 0 12px 35px rgba(15, 23, 42, 0.08);
    --xn-radius: 18px;
    --xn-radius-sm: 12px;
    --xn-container: 1320px;
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: Inter, Arial, Helvetica, sans-serif;
    color: var(--xn-text);
    background:
        radial-gradient(circle at top left, rgba(37, 99, 235, 0.10), transparent 24%),
        radial-gradient(circle at top right, rgba(14, 165, 233, 0.08), transparent 20%),
        linear-gradient(180deg, #eef4ff 0%, #f8fbff 32%, #f8fafc 100%);
    min-height: 100vh;
}

a {
    color: inherit;
    text-decoration: none;
}

button,
input,
textarea {
    font: inherit;
}

button {
    cursor: pointer;
}

.xn-container {
    width: min(100% - 32px, var(--xn-container));
    margin: 0 auto;
}

.xn-page {
    min-height: 100vh;
}

.xn-topbar {
    position: sticky;
    top: 0;
    z-index: 50;
    backdrop-filter: blur(18px);
    background: rgba(15, 23, 42, 0.82);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.xn-topbar-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    min-height: 76px;
    gap: 20px;
}

.xn-brand-link {
    display: inline-flex;
    align-items: center;
    gap: 14px;
}

.xn-brand-badge {
    width: 44px;
    height: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 14px;
    background: linear-gradient(135deg, #2563eb, #0ea5e9);
    color: #fff;
    font-weight: 800;
    box-shadow: 0 10px 24px rgba(37, 99, 235, 0.28);
}

.xn-brand-text {
    display: flex;
    flex-direction: column;
    color: #fff;
}

.xn-brand-text strong {
    font-size: 17px;
    line-height: 1.2;
}

.xn-brand-text small {
    color: rgba(255, 255, 255, 0.72);
    font-size: 12px;
    margin-top: 2px;
}

.xn-topnav {
    display: flex;
    align-items: center;
    gap: 10px;
}

.xn-topnav-link {
    padding: 10px 14px;
    border-radius: 12px;
    color: rgba(255, 255, 255, 0.82);
    transition: 0.2s ease;
}

.xn-topnav-link:hover,
.xn-topnav-link.is-active {
    background: rgba(255, 255, 255, 0.10);
    color: #fff;
}

.xn-main {
    padding: 34px 0 60px;
}

.xn-hero {
    margin-bottom: 26px;
}

.xn-hero-grid {
    display: grid;
    grid-template-columns: 1.25fr 0.75fr;
    gap: 24px;
}

.xn-hero-left,
.xn-hero-right {
    background: rgba(255, 255, 255, 0.88);
    border: 1px solid rgba(255, 255, 255, 0.72);
    border-radius: 28px;
    box-shadow: var(--xn-shadow);
    padding: 28px;
}

.xn-chip-row {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 18px;
}

.xn-chip {
    display: inline-flex;
    align-items: center;
    min-height: 34px;
    padding: 0 14px;
    border-radius: 999px;
    background: rgba(37, 99, 235, 0.10);
    border: 1px solid rgba(37, 99, 235, 0.14);
    color: var(--xn-primary);
    font-weight: 700;
    font-size: 13px;
}

.xn-title {
    margin: 0 0 14px;
    font-size: clamp(30px, 4vw, 48px);
    line-height: 1.08;
    letter-spacing: -0.03em;
}

.xn-subtitle {
    margin: 0;
    color: var(--xn-text-soft);
    font-size: 16px;
    line-height: 1.7;
    max-width: 900px;
}

.xn-hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 22px;
}

.xn-metrics {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 14px;
    margin-top: 24px;
}

.xn-metric-card {
    background: linear-gradient(180deg, #fff, #f8fbff);
    border: 1px solid var(--xn-border);
    border-radius: 20px;
    padding: 18px;
}

.xn-metric-card strong {
    display: block;
    font-size: 24px;
    margin-bottom: 6px;
    color: var(--xn-bg);
}

.xn-metric-card span {
    color: var(--xn-text-muted);
    font-size: 14px;
}

.xn-info-panel {
    height: 100%;
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.xn-info-panel-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

.xn-info-panel-head h2 {
    margin: 0;
    font-size: 22px;
}

.xn-status {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 34px;
    padding: 0 12px;
    border-radius: 999px;
    font-weight: 700;
    font-size: 13px;
    background: #eef2ff;
    color: #4338ca;
    border: 1px solid #c7d2fe;
}

.xn-status-info {
    background: #ecfeff;
    color: #0f766e;
    border-color: #a5f3fc;
}

.xn-feature-list {
    margin: 0;
    padding-left: 18px;
    color: var(--xn-text-soft);
    display: grid;
    gap: 10px;
    line-height: 1.6;
}

.xn-note-box {
    padding: 16px 18px;
    border-radius: 16px;
    background: #fff7ed;
    border: 1px solid #fed7aa;
    color: #9a3412;
    line-height: 1.6;
}

.xn-grid-main {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 380px;
    gap: 24px;
    align-items: start;
}

.xn-col-main,
.xn-col-side {
    min-width: 0;
}

.xn-card {
    background: rgba(255, 255, 255, 0.94);
    border: 1px solid rgba(255, 255, 255, 0.72);
    box-shadow: var(--xn-shadow);
    border-radius: 28px;
    overflow: hidden;
}

.xn-card + .xn-card {
    margin-top: 24px;
}

.xn-card-head {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 16px;
    padding: 24px 24px 0;
}

.xn-card-head h2 {
    margin: 0 0 6px;
    font-size: 24px;
    line-height: 1.2;
}

.xn-card-head p {
    margin: 0;
    color: var(--xn-text-muted);
    line-height: 1.6;
    font-size: 14px;
}

.xn-card-body {
    padding: 24px;
}

.xn-form-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 20px;
}

.xn-form-group {
    min-width: 0;
}

.xn-label {
    display: block;
    font-weight: 700;
    margin-bottom: 10px;
    font-size: 14px;
}

.xn-input-inline {
    display: flex;
    gap: 10px;
}

.xn-input {
    width: 100%;
    min-height: 52px;
    border: 1px solid var(--xn-border-strong);
    border-radius: 16px;
    padding: 0 16px;
    background: #fff;
    color: var(--xn-text);
    outline: none;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.xn-input:focus {
    border-color: var(--xn-primary);
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.12);
}

.xn-inline-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 12px;
}

.xn-inline-actions-full {
    width: 100%;
}

.xn-help-text {
    color: var(--xn-text-muted);
    margin: 10px 0 0;
    line-height: 1.6;
    font-size: 14px;
}

.xn-btn {
    border: none;
    border-radius: 16px;
    min-height: 48px;
    padding: 0 18px;
    font-weight: 700;
    transition: transform 0.18s ease, opacity 0.18s ease, background 0.18s ease, color 0.18s ease;
    white-space: nowrap;
}

.xn-btn:hover {
    transform: translateY(-1px);
}

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

.xn-btn-primary {
    background: linear-gradient(135deg, var(--xn-primary), #0ea5e9);
    color: #fff;
    box-shadow: 0 10px 20px rgba(37, 99, 235, 0.18);
}

.xn-btn-primary:hover {
    background: linear-gradient(135deg, var(--xn-primary-hover), #0284c7);
}

.xn-btn-secondary {
    background: #eff6ff;
    color: var(--xn-primary);
    border: 1px solid #bfdbfe;
}

.xn-btn-light {
    background: #f8fafc;
    color: var(--xn-text);
    border: 1px solid var(--xn-border);
}

.xn-divider {
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--xn-border), transparent);
    margin: 26px 0;
}

.xn-stats-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
}

.xn-stat-box {
    background: linear-gradient(180deg, #fff, #f8fafc);
    border: 1px solid var(--xn-border);
    border-radius: 18px;
    padding: 16px;
    min-width: 0;
}

.xn-stat-label {
    display: block;
    color: var(--xn-text-muted);
    font-size: 13px;
    margin-bottom: 8px;
}

.xn-stat-value {
    display: block;
    font-size: 18px;
    line-height: 1.3;
    word-break: break-word;
}

.xn-upload-head,
.xn-result-head,
.xn-section-minihead,
.xn-progress-head,
.xn-queue-toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 14px;
}

.xn-upload-head h3,
.xn-result-head h3,
.xn-section-minihead h3 {
    margin: 0 0 6px;
    font-size: 20px;
}

.xn-upload-head p,
.xn-result-head p {
    margin: 0;
    color: var(--xn-text-muted);
    line-height: 1.6;
    font-size: 14px;
}

.xn-upload-actions,
.xn-queue-toolbar-right,
.xn-queue-toolbar-left {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    align-items: center;
}

.xn-dropzone {
    position: relative;
    border: 2px dashed #bfdbfe;
    border-radius: 24px;
    background:
        linear-gradient(180deg, rgba(239, 246, 255, 0.88), rgba(248, 250, 252, 0.96));
    min-height: 250px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 20px;
    overflow: hidden;
    transition: border-color 0.18s ease, box-shadow 0.18s ease, transform 0.18s ease;
}

.xn-dropzone:hover,
.xn-dropzone.is-dragover,
.xn-dropzone:focus-visible {
    border-color: var(--xn-primary);
    box-shadow: 0 0 0 5px rgba(37, 99, 235, 0.10);
    transform: translateY(-1px);
    outline: none;
}

.xn-file-input {
    position: absolute;
    inset: 0;
    opacity: 0;
    cursor: pointer;
}

.xn-dropzone-inner {
    text-align: center;
    padding: 28px;
    pointer-events: none;
}

.xn-dropzone-icon {
    font-size: 52px;
    margin-bottom: 14px;
}

.xn-dropzone-inner h4 {
    margin: 0 0 8px;
    font-size: 24px;
}

.xn-dropzone-inner p {
    margin: 0 0 10px;
    color: var(--xn-text-soft);
    line-height: 1.7;
}

.xn-dropzone-inner small {
    color: var(--xn-text-muted);
    font-size: 13px;
}

.xn-badge {
    display: inline-flex;
    align-items: center;
    min-height: 38px;
    padding: 0 12px;
    border-radius: 999px;
    background: #f8fafc;
    border: 1px solid var(--xn-border);
    color: var(--xn-text-soft);
    font-size: 13px;
}

.xn-progress-card {
    margin-top: 18px;
    border: 1px solid var(--xn-border);
    background: #f8fbff;
    border-radius: 20px;
    padding: 16px 18px;
}

.xn-progress-head strong {
    font-size: 16px;
}

.xn-progress-head span {
    color: var(--xn-text-soft);
    font-weight: 700;
}

.xn-progress-bar {
    width: 100%;
    height: 14px;
    border-radius: 999px;
    background: #e2e8f0;
    overflow: hidden;
    margin-top: 12px;
}

.xn-progress-value {
    width: 0%;
    height: 100%;
    border-radius: inherit;
    background: linear-gradient(90deg, #2563eb, #0ea5e9);
    transition: width 0.2s ease;
}

.xn-progress-note {
    margin: 10px 0 0;
    color: var(--xn-text-muted);
    line-height: 1.6;
    font-size: 14px;
}

.xn-list-wrap {
    margin-top: 24px;
}

.xn-section-minihead {
    margin-bottom: 12px;
}

.xn-section-minihead span {
    color: var(--xn-text-muted);
    font-size: 14px;
}

.xn-empty-box {
    border: 1px dashed var(--xn-border-strong);
    border-radius: 18px;
    min-height: 110px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--xn-text-muted);
    padding: 20px;
    text-align: center;
    background: #fff;
}

.xn-queue-list,
.xn-result-list,
.xn-debug-list {
    display: grid;
    gap: 14px;
}

.xn-card-item {
    display: grid;
    grid-template-columns: 88px 1fr auto;
    gap: 14px;
    align-items: center;
    background: linear-gradient(180deg, #fff, #fbfdff);
    border: 1px solid var(--xn-border);
    border-radius: 20px;
    padding: 14px;
}

.xn-card-thumb {
    width: 88px;
    height: 88px;
    border-radius: 16px;
    overflow: hidden;
    background: linear-gradient(135deg, #e2e8f0, #f8fafc);
    border: 1px solid var(--xn-border);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--xn-text-muted);
    font-size: 12px;
    text-align: center;
}

.xn-card-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.xn-card-meta {
    min-width: 0;
}

.xn-card-title {
    margin: 0 0 8px;
    font-size: 16px;
    word-break: break-word;
}

.xn-card-desc {
    margin: 0 0 10px;
    color: var(--xn-text-muted);
    line-height: 1.6;
    font-size: 13px;
}

.xn-card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.xn-tag {
    display: inline-flex;
    align-items: center;
    min-height: 30px;
    padding: 0 10px;
    border-radius: 999px;
    background: #f8fafc;
    border: 1px solid var(--xn-border);
    color: var(--xn-text-soft);
    font-size: 12px;
}

.xn-card-actions {
    display: flex;
    flex-direction: column;
    gap: 10px;
    min-width: 130px;
}

.xn-result-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
    margin-bottom: 18px;
}

.xn-plan-box {
    border: 1px solid var(--xn-border);
    border-radius: 20px;
    padding: 18px;
    background: linear-gradient(180deg, #fff, #f8fbff);
}

.xn-plan-price {
    display: flex;
    align-items: baseline;
    gap: 8px;
    margin-bottom: 14px;
}

.xn-plan-price strong {
    font-size: 34px;
    line-height: 1;
}

.xn-plan-price span {
    color: var(--xn-text-muted);
    font-size: 15px;
}

.xn-plan-list {
    margin: 0;
    padding-left: 18px;
    color: var(--xn-text-soft);
    display: grid;
    gap: 8px;
    line-height: 1.6;
}

.xn-qr-box {
    margin-top: 18px;
}

.xn-qr-placeholder {
    min-height: 230px;
    border-radius: 22px;
    border: 2px dashed #bfdbfe;
    background:
        linear-gradient(135deg, rgba(37, 99, 235, 0.08), rgba(14, 165, 233, 0.08)),
        #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 22px;
    flex-direction: column;
    gap: 10px;
}

.xn-qr-placeholder span {
    font-size: 24px;
    font-weight: 800;
}

.xn-qr-placeholder small {
    color: var(--xn-text-muted);
    line-height: 1.7;
    max-width: 260px;
}

.xn-bank-info,
.xn-order-box {
    margin-top: 18px;
    border: 1px solid var(--xn-border);
    border-radius: 18px;
    background: #fff;
    overflow: hidden;
}

.xn-bank-row,
.xn-order-row {
    display: flex;
    justify-content: space-between;
    gap: 14px;
    padding: 14px 16px;
    border-bottom: 1px solid var(--xn-border);
}

.xn-bank-row:last-child,
.xn-order-row:last-child {
    border-bottom: none;
}

.xn-bank-row span,
.xn-order-row span {
    color: var(--xn-text-muted);
    font-size: 14px;
}

.xn-bank-row strong,
.xn-order-row strong {
    text-align: right;
    word-break: break-word;
}

.xn-footer {
    padding: 0 0 34px;
}

.xn-footer-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    color: var(--xn-text-muted);
    font-size: 14px;
    background: rgba(255, 255, 255, 0.75);
    border: 1px solid rgba(255, 255, 255, 0.70);
    border-radius: 20px;
    padding: 18px 20px;
    box-shadow: var(--xn-shadow);
}

.xn-footer-inner p {
    margin: 0;
}

.xn-debug-item {
    border: 1px solid var(--xn-border);
    background: linear-gradient(180deg, #fff, #fbfdff);
    border-radius: 18px;
    padding: 14px 16px;
}

.xn-debug-item strong {
    display: block;
    margin-bottom: 6px;
    font-size: 14px;
}

.xn-debug-item span {
    color: var(--xn-text-muted);
    font-size: 13px;
    line-height: 1.6;
}

.is-hidden {
    display: none !important;
}

.is-danger {
    color: var(--xn-danger) !important;
}

.is-success {
    color: var(--xn-success) !important;
}

.is-warning {
    color: var(--xn-warning) !important;
}

@media (max-width: 1200px) {
    .xn-hero-grid,
    .xn-grid-main,
    .xn-form-grid {
        grid-template-columns: 1fr;
    }

    .xn-col-side {
        order: -1;
    }

    .xn-result-stats {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 900px) {
    .xn-topbar-inner,
    .xn-upload-head,
    .xn-result-head,
    .xn-progress-head,
    .xn-queue-toolbar,
    .xn-footer-inner {
        flex-direction: column;
        align-items: stretch;
    }

    .xn-topnav {
        justify-content: flex-start;
    }

    .xn-metrics,
    .xn-stats-grid {
        grid-template-columns: 1fr;
    }

    .xn-input-inline {
        flex-direction: column;
    }

    .xn-card-head {
        flex-direction: column;
        align-items: stretch;
    }

    .xn-card-item {
        grid-template-columns: 1fr;
    }

    .xn-card-thumb {
        width: 100%;
        height: 180px;
    }

    .xn-card-actions {
        min-width: 0;
        flex-direction: row;
        flex-wrap: wrap;
    }
}

@media (max-width: 640px) {
    .xn-container {
        width: min(100% - 20px, var(--xn-container));
    }

    .xn-main {
        padding: 18px 0 34px;
    }

    .xn-hero-left,
    .xn-hero-right,
    .xn-card-body,
    .xn-card-head {
        padding-left: 16px;
        padding-right: 16px;
    }

    .xn-card-head {
        padding-top: 18px;
    }

    .xn-card-body {
        padding-top: 18px;
        padding-bottom: 18px;
    }

    .xn-title {
        font-size: 30px;
    }

    .xn-dropzone {
        min-height: 210px;
    }

    .xn-result-stats {
        grid-template-columns: 1fr;
    }

    .xn-btn {
        width: 100%;
    }

    .xn-inline-actions,
    .xn-upload-actions,
    .xn-queue-toolbar-right,
    .xn-queue-toolbar-left,
    .xn-hero-actions {
        flex-direction: column;
        align-items: stretch;
    }
}