:root {
    --kls-bg: #e7ebf0;
    --kls-surface: #f5f7fa;
    --kls-text: #111827;
    --kls-muted-text: #6b7280;
    --kls-primary: #3b82f6;
    --kls-primary-strong: #2563eb;
    --kls-secondary: #10b981;
    --kls-accent: #f59e0b;
    --kls-danger: #dc2626;
    --kls-border: #e5e7eb;
    --kls-muted: #edf0f4;
    --kls-radius: 8px;
}

* {
    box-sizing: border-box;
}

[hidden] {
    display: none !important;
}

body {
    min-height: 100vh;
    margin: 0;
    padding: 32px;
    overflow-x: hidden;
    background: var(--kls-bg) !important;
    background-image: none !important;
    color: var(--kls-text);
    font-family: Outfit, "Microsoft YaHei", Arial, sans-serif !important;
    line-height: 1.5;
}

body * {
    box-shadow: none !important;
}

.container {
    width: min(100%, 1040px) !important;
    max-width: 1040px !important;
    min-height: calc(100vh - 64px);
    margin: 0 auto !important;
    padding: 32px !important;
    overflow: visible !important;
    border-radius: var(--kls-radius) !important;
    background: var(--kls-surface) !important;
}

.app-shell {
    padding: 0 !important;
    background: var(--kls-surface) !important;
}

.app-topbar {
    display: flex;
    align-items: center;
    gap: 24px;
    min-height: 72px;
    margin: 0 !important;
    padding: 14px 24px !important;
    border-radius: var(--kls-radius) var(--kls-radius) 0 0 !important;
    background: var(--kls-text) !important;
    color: #fff;
}

.app-brand {
    display: inline-flex;
    flex: 0 0 auto;
    align-items: center;
    gap: 10px;
    color: #fff;
    font-weight: 800;
    text-decoration: none;
}

.app-brand-mark {
    display: grid;
    width: 38px;
    height: 38px;
    place-items: center;
    border-radius: 6px;
    background: var(--kls-primary);
    color: #fff;
    font-size: 20px;
    font-weight: 800;
}

.app-brand-copy {
    display: flex;
    flex-direction: column;
    line-height: 1.1;
}

.app-brand-name {
    font-size: 15px;
}

.app-brand-caption {
    margin-top: 4px;
    color: #9ca3af;
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.app-nav-toggle {
    display: none !important;
    align-items: center;
    justify-content: center;
    gap: 7px;
    min-height: 40px;
    padding: 8px 11px !important;
    border: 2px solid #4b5563 !important;
    border-radius: 6px !important;
    background: transparent !important;
    color: #fff !important;
    font-size: 13px;
}

.app-nav-toggle-icon {
    font-size: 18px;
    line-height: 1;
}

.app-nav {
    display: flex;
    flex: 1;
    flex-wrap: wrap;
    align-items: center;
    gap: 4px;
}

.app-nav-link,
.app-logout {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 42px;
    padding: 8px 14px;
    border-radius: 6px;
    color: #d1d5db;
    font-size: 13px;
    font-weight: 700;
    text-decoration: none;
    transition: background-color 0.2s, color 0.2s, transform 0.2s;
}

.app-nav-link:hover,
.app-nav-link.is-active {
    background: var(--kls-primary);
    color: #fff;
}

.app-nav-link:hover,
.app-logout:hover {
    transform: scale(1.02);
}

.app-logout {
    flex: 0 0 auto;
    border: 2px solid #4b5563;
    background: transparent;
    color: #fca5a5;
}

.app-logout:hover {
    border-color: var(--kls-danger);
    background: var(--kls-danger);
    color: #fff;
}

.app-main {
    min-width: 0;
    padding: 32px 24px 24px;
    background: var(--kls-surface);
}

.page-heading {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 20px;
    margin-bottom: 28px;
}

.page-heading h1 {
    margin: 0;
    color: var(--kls-text);
    font-size: 30px;
    font-weight: 800;
    line-height: 1.1;
}

.page-eyebrow {
    margin: 0 0 8px;
    color: var(--kls-primary);
    font-size: 11px;
    font-weight: 800;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.page-description {
    margin: 8px 0 0;
    color: var(--kls-muted-text);
    font-size: 13px;
}

.page-heading-meta {
    color: var(--kls-muted-text);
    font-size: 12px;
    text-align: right;
}

.app-main > .form-section:last-child,
.app-main > .filter-box:last-child {
    margin-bottom: 0 !important;
}

.app-main .nav-buttons {
    display: none !important;
}

.header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    min-height: 122px;
    margin: -32px -32px 32px !important;
    padding: 28px 32px !important;
    border: 0 !important;
    border-radius: var(--kls-radius) var(--kls-radius) 0 0 !important;
    background: var(--kls-primary) !important;
    background-image: none !important;
    color: #fff !important;
    text-align: left !important;
}

.header h1,
.form-section h2 {
    margin: 0 !important;
    color: inherit;
    font-weight: 800 !important;
    letter-spacing: 0 !important;
}

.header h1 {
    font-size: 30px !important;
    line-height: 1.1;
}

.header p {
    margin: 8px 0 0 !important;
    color: rgba(255, 255, 255, 0.86) !important;
    font-size: 13px !important;
}

.container:not(.app-shell) {
    max-width: 460px !important;
}

.container:not(.app-shell) .header {
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 170px;
    text-align: center !important;
}

.header-buttons {
    display: flex !important;
    flex-wrap: wrap;
    align-items: center;
    justify-content: flex-end;
    gap: 8px !important;
    margin: 0 !important;
}

.header .back-btn {
    display: inline-flex !important;
    align-items: center;
    justify-content: center;
    min-height: 40px;
    padding: 9px 13px !important;
    border: 2px solid #fff !important;
    border-radius: 6px !important;
    background: transparent !important;
    background-image: none !important;
    color: #fff !important;
    font-size: 13px !important;
    font-weight: 600 !important;
    text-decoration: none;
    transition: transform 0.2s, background-color 0.2s !important;
}

.header .back-btn:hover {
    background: #fff !important;
    color: var(--kls-primary) !important;
    transform: scale(1.03);
}

.content {
    padding: 0 !important;
}

.form-section,
.filter-box,
.user-info,
.info-box {
    margin: 0 0 24px !important;
    padding: 24px !important;
    border: 0 !important;
    border-radius: var(--kls-radius) !important;
    background: var(--kls-muted) !important;
}

.form-section h2 {
    margin-bottom: 20px !important;
    color: var(--kls-text) !important;
    font-size: 20px !important;
}

.form-grid {
    display: grid !important;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px !important;
    margin-bottom: 24px !important;
}

.license-form-section {
    padding: 0 !important;
    background: transparent !important;
}

.license-form-section > h2 {
    display: none;
}

.license-form-section .form-grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    column-gap: 20px !important;
    row-gap: 20px !important;
}

.license-form-section .form-grid > .form-group:has(#product),
.license-form-section .form-grid > .form-group:has(#machineCode),
.license-form-section .form-grid > .batch-name-group,
.license-form-section .form-grid > #machineCodeHistory,
.license-form-section .form-grid > .license-detail-heading {
    grid-column: 1 / -1;
}

.license-form-section .form-grid > .form-group:has(#orgCode),
.license-form-section .form-grid > .form-group:has(#orgName),
.license-form-section .form-grid > .form-group:has(#expiryDays),
.license-form-section .form-grid > .form-group:has(#softwareVersion),
.license-form-section .form-grid > .form-group#regTypeGroup,
.license-form-section .form-grid > .form-group#licenseCreatorGroup {
    grid-column: span 6;
}

#licenseForm.has-license-creator .form-grid > .form-group:has(#expiryDays),
#licenseForm.has-license-creator .form-grid > .form-group:has(#softwareVersion),
#licenseForm.has-license-creator .form-grid > .form-group#licenseCreatorGroup {
    grid-column: span 4;
}

.license-detail-heading {
    padding-top: 8px;
    color: var(--kls-text);
    font-size: 15px;
    font-weight: 800;
}

.license-detail-heading::before {
    display: inline-block;
    width: 6px;
    height: 16px;
    margin-right: 8px;
    border-radius: 2px;
    background: var(--kls-primary);
    content: "";
    vertical-align: -2px;
}

.license-form-section .product-picker {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

.license-form-section .machine-code-paste {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    column-gap: 16px;
    align-items: center;
}

.license-form-section .machine-code-paste > label,
.license-form-section .machine-code-paste > textarea,
.license-form-section .machine-code-paste > .batch-preview {
    grid-column: 1 / -1;
}

.license-form-section .machine-code-paste-actions {
    grid-column: 1 / -1;
}

.license-form-section > .form-group[style] {
    margin-top: 4px !important;
}

.form-group {
    min-width: 0;
    margin: 0 !important;
}

.form-group label,
.machine-code-paste label {
    margin-bottom: 7px !important;
    color: var(--kls-muted-text) !important;
    font-size: 12px !important;
    font-weight: 700 !important;
}

.form-group input,
.form-group select,
.form-group textarea,
.filter-box input,
.filter-box select,
#pageSizeSelect,
#productType {
    width: 100% !important;
    min-height: 46px;
    padding: 11px 12px !important;
    border: 2px solid transparent !important;
    border-radius: 6px !important;
    background: #fff !important;
    color: var(--kls-text) !important;
    font-family: inherit !important;
    font-size: 14px !important;
    transition: border-color 0.2s, background-color 0.2s !important;
}

.form-group textarea {
    min-height: 96px;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus,
.filter-box input:focus,
.filter-box select:focus,
#pageSizeSelect:focus,
#productType:focus {
    outline: none !important;
    border-color: var(--kls-primary) !important;
    background: #fff !important;
}

button,
.btn,
.quick-days button,
.pagination button,
.btn-delete,
.parse-machine-code-btn,
.authorization-mode-option {
    min-height: 42px;
    border: 0 !important;
    border-radius: 6px !important;
    box-shadow: none !important;
    font-family: inherit !important;
    font-weight: 700 !important;
    transition: transform 0.2s, background-color 0.2s, color 0.2s !important;
}

button:hover:not(:disabled),
.btn:hover:not(:disabled),
.quick-days button:hover,
.pagination button:hover:not(:disabled),
.btn-delete:hover,
.parse-machine-code-btn:hover {
    transform: scale(1.02) !important;
}

button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
    outline: 3px solid var(--kls-primary) !important;
    outline-offset: 2px;
}

.btn,
.btn-primary,
#generateBtn,
#submitBtn {
    min-height: 50px !important;
    padding: 12px 18px !important;
    background: var(--kls-primary) !important;
    background-image: none !important;
    color: #fff !important;
}

.btn:hover:not(:disabled),
.btn-primary:hover:not(:disabled),
#generateBtn:hover:not(:disabled),
#submitBtn:hover:not(:disabled) {
    background: var(--kls-primary-strong) !important;
}

.btn-success {
    background: var(--kls-secondary) !important;
    color: #fff !important;
}

.btn-danger,
.btn-delete {
    background: var(--kls-danger) !important;
    color: #fff !important;
}

.quick-days {
    display: grid !important;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 8px !important;
}

.quick-days button,
.parse-machine-code-btn,
.pagination button {
    padding: 8px 10px !important;
    background: #fff !important;
    color: var(--kls-text) !important;
}

.quick-days button:hover,
.parse-machine-code-btn:hover,
.pagination button:hover:not(:disabled) {
    background: var(--kls-primary) !important;
    color: #fff !important;
}

.authorization-mode-picker {
    border: 0 !important;
    border-radius: 6px !important;
    background: #e5e7eb !important;
}

.authorization-mode-option {
    color: var(--kls-muted-text) !important;
}

.authorization-mode-option.is-selected {
    background: var(--kls-primary) !important;
    color: #fff !important;
}

.product-picker {
    gap: 8px !important;
}

.product-option {
    min-height: 72px !important;
    border: 2px solid transparent !important;
    border-radius: 6px !important;
    background: #fff !important;
}

.product-option:hover,
.product-option.is-selected {
    border-color: var(--kls-primary) !important;
    background: #eff6ff !important;
    transform: none !important;
}

.product-option.is-selected .product-option-icon {
    background: var(--kls-primary) !important;
    color: #fff !important;
}

.product-option-icon {
    border-radius: 6px !important;
    background: #e5e7eb !important;
}

.product-option-check,
.batch-preview-summary {
    color: var(--kls-primary) !important;
}

.machine-code-paste,
.batch-preview {
    border: 0 !important;
    border-radius: 6px !important;
    background: #e0f2fe !important;
}

.radio-label {
    min-height: 42px;
    border: 2px solid transparent !important;
    border-radius: 6px !important;
    background: #fff !important;
}

.radio-label:has(input:checked) {
    border-color: var(--kls-primary) !important;
    background: #eff6ff !important;
    color: var(--kls-primary) !important;
}

.message {
    border: 0 !important;
    border-radius: 6px !important;
    box-shadow: none !important;
}

.message.success {
    background: #d1fae5 !important;
    color: #065f46 !important;
}

.message.error {
    background: #fee2e2 !important;
    color: #991b1b !important;
}

.nav-buttons {
    display: grid !important;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 12px !important;
    margin-top: 28px !important;
}

.nav-btn {
    min-height: 96px;
    border: 0 !important;
    border-radius: 8px !important;
    background-image: none !important;
    text-decoration: none;
}

.nav-btn-primary { background: var(--kls-primary) !important; }
.nav-btn-success { background: var(--kls-secondary) !important; }
.nav-btn-secondary { background: var(--kls-accent) !important; }
.nav-btn-danger { background: var(--kls-text) !important; }

.nav-btn:hover {
    transform: scale(1.02) !important;
}

.stats {
    display: grid !important;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 12px !important;
    margin-bottom: 24px !important;
}

.stat-card {
    min-height: 126px;
    padding: 20px !important;
    border: 0 !important;
    border-radius: 8px !important;
    background: #dbeafe !important;
}

.stat-card:nth-child(2) { background: #d1fae5 !important; }
.stat-card:nth-child(3) { background: #fef3c7 !important; }
.stat-card:nth-child(4) { background: #e5e7eb !important; }

.stat-card h3 {
    color: var(--kls-muted-text) !important;
    font-size: 12px !important;
    font-weight: 700 !important;
}

.stat-card p {
    margin-top: 8px !important;
    color: var(--kls-text) !important;
    font-size: 30px !important;
    font-weight: 800 !important;
}

.license-card {
    margin-bottom: 12px !important;
    padding: 20px !important;
    border: 0 !important;
    border-radius: 8px !important;
    background: var(--kls-muted) !important;
}

.license-card:hover {
    transform: none !important;
    background: #e5e7eb !important;
}

.batch-license-card,
.batch-license-card:hover {
    background: #e8f5f0 !important;
}

.license-card-badges {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 7px;
}

.batch-badge {
    display: inline-flex;
    align-items: center;
    min-height: 26px;
    padding: 4px 9px;
    border-radius: 4px;
    background: var(--kls-secondary);
    color: #fff;
    font-size: 11px;
    font-weight: 800;
}

.batch-record-summary {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 18px;
    margin-bottom: 14px;
    padding: 4px 0 14px;
    border-bottom: 2px solid rgba(17, 24, 39, 0.08);
}

.batch-record-summary > div {
    display: flex;
    min-width: 0;
    flex-direction: column;
    gap: 3px;
}

.batch-record-summary strong {
    overflow-wrap: anywhere;
    color: var(--kls-text);
    font-size: 16px;
}

.batch-record-label {
    color: var(--kls-muted-text);
    font-size: 11px;
    font-weight: 700;
}

.batch-machine-details {
    margin-top: 14px;
    padding-top: 12px;
    border-top: 2px solid rgba(17, 24, 39, 0.08);
}

.batch-machine-details summary {
    cursor: pointer;
    color: var(--kls-primary-strong);
    font-size: 12px;
    font-weight: 800;
}

.batch-machine-details ol {
    display: grid;
    gap: 6px;
    margin: 12px 0 0;
    padding: 0;
    list-style: none;
}

.batch-machine-details li {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    min-width: 0;
    padding-bottom: 6px;
    border-bottom: 1px solid rgba(17, 24, 39, 0.08);
    font-size: 12px;
}

.batch-machine-details li span {
    min-width: 0;
    overflow-wrap: anywhere;
}

.batch-machine-details a {
    flex: 0 0 auto;
    color: var(--kls-primary-strong);
    font-weight: 800;
    text-decoration: none;
}

.license-card-header {
    padding-bottom: 12px !important;
    border-bottom: 2px solid #fff !important;
}

.license-id,
.product-badge {
    border-radius: 999px !important;
    box-shadow: none !important;
}

.product-badge.designer {
    background: #1d4ed8 !important;
    border: 1px solid #1e40af !important;
    color: #fff !important;
}

.product-badge.mediaplayer {
    background: #047857 !important;
    border: 1px solid #065f46 !important;
    color: #fff !important;
}

.product-badge.designerv2 {
    background: #b45309 !important;
    border: 1px solid #92400e !important;
    color: #fff !important;
}

.product-badge.mediaplayerv2 {
    background: var(--kls-text) !important;
    border: 1px solid #030712 !important;
    color: #fff !important;
}

.license-info {
    gap: 16px !important;
    padding: 8px 0 !important;
    border: 0 !important;
}

.license-info label {
    min-width: 78px;
    color: var(--kls-muted-text) !important;
    font-size: 12px !important;
    font-weight: 700 !important;
}

.license-actions {
    gap: 8px !important;
    margin-top: 14px !important;
}

.license-actions .btn {
    min-height: 40px !important;
}

.pagination {
    gap: 12px !important;
    padding: 20px 0 0 !important;
    border: 0 !important;
}

.version-list {
    display: grid;
    gap: 8px;
}

.version-item {
    padding: 14px !important;
    border: 0 !important;
    border-radius: 6px !important;
    background: #fff !important;
}

.user-info {
    background: #dbeafe !important;
}

.user-info-value {
    color: var(--kls-text) !important;
    font-weight: 800 !important;
}

.info-box {
    background: #fef3c7 !important;
    color: #92400e !important;
}

.footer,
.container > div[style*="border-top"] {
    color: var(--kls-muted-text) !important;
}

[style*="linear-gradient"] {
    background-image: none !important;
}

@media (max-width: 900px) {
    body { padding: 16px; }
    .container { min-height: calc(100vh - 32px); padding: 24px !important; }
    .container.app-shell { padding: 0 !important; }
    .header { min-height: 108px; margin: -24px -24px 24px !important; padding: 24px !important; }
    .form-grid { grid-template-columns: 1fr; }
    .license-form-section .form-grid { grid-template-columns: 1fr; }
    .license-form-section .form-grid > .form-group:has(#orgCode),
    .license-form-section .form-grid > .form-group:has(#orgName),
    .license-form-section .form-grid > .form-group:has(#expiryDays),
    .license-form-section .form-grid > .form-group:has(#softwareVersion),
    .license-form-section .form-grid > .form-group#regTypeGroup,
    .license-form-section .form-grid > .form-group#licenseCreatorGroup {
        grid-column: 1 / -1;
    }
    #licenseForm.has-license-creator .form-grid > .form-group:has(#expiryDays),
    #licenseForm.has-license-creator .form-grid > .form-group:has(#softwareVersion),
    #licenseForm.has-license-creator .form-grid > .form-group#licenseCreatorGroup {
        grid-column: 1 / -1;
    }
    .stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .nav-buttons { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 820px) {
    .app-topbar {
        display: grid;
        grid-template-columns: minmax(0, 1fr) auto;
        gap: 12px;
        min-height: 64px;
        padding: 12px 16px !important;
    }

    .app-brand {
        min-width: 0;
    }

    .app-brand-copy {
        min-width: 0;
    }

    .app-brand-name {
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
    }

    .app-nav-toggle {
        display: inline-flex !important;
    }

    .app-nav {
        display: none;
        grid-column: 1 / -1;
        width: 100%;
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 6px;
        padding-top: 12px;
        border-top: 1px solid #374151;
    }

    .app-topbar.is-nav-open .app-nav {
        display: grid;
    }

    .app-logout {
        display: none;
        grid-column: 1 / -1;
        width: 100%;
    }

    .app-topbar.is-nav-open .app-logout {
        display: inline-flex;
    }

    .page-heading {
        display: block;
        margin-bottom: 22px;
    }

    .page-heading-meta {
        margin-top: 10px;
        text-align: left;
    }
}

@media (max-width: 560px) {
    body { padding: 0; }
    .container { min-height: 100vh; padding: 20px !important; border-radius: 0 !important; }
    .container.app-shell { padding: 0 !important; }
    .header { flex-direction: column; align-items: flex-start; gap: 16px; min-height: auto; margin: -20px -20px 20px !important; padding: 22px 20px !important; border-radius: 0 !important; }
    .header h1 { font-size: 24px !important; }
    .header-buttons { justify-content: flex-start; }
    .form-section, .filter-box, .user-info, .info-box { padding: 18px !important; }
    .license-form-section { padding: 0 !important; }
    .license-form-section .product-picker { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .license-form-section .machine-code-paste { display: block; }
    .license-form-section .machine-code-paste-actions { margin-top: 10px; }
    .quick-days { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .stats { grid-template-columns: 1fr 1fr; }
    .stat-card { min-height: 104px; padding: 16px !important; }
    .stat-card p { font-size: 24px !important; }
    .license-info { flex-direction: column; gap: 2px !important; }
    .license-actions { display: grid !important; grid-template-columns: 1fr 1fr; }
    .batch-record-summary { grid-template-columns: 1fr; gap: 10px; }

    .app-topbar {
        gap: 12px;
        padding: 14px 16px !important;
        border-radius: 0 !important;
    }

    .app-nav {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .app-nav-link,
    .app-logout {
        min-height: 44px;
        padding: 9px 8px;
        font-size: 12px;
    }

    .app-main {
        padding: 24px 16px 16px;
    }

    .page-heading {
        display: block;
        margin-bottom: 20px;
    }

    .page-heading h1 {
        font-size: 25px;
    }

    .page-heading-meta {
        margin-top: 10px;
        text-align: left;
    }
}