/*
 * Liora workbench polish
 * Direction A: archive-grade memory workspace.
 */

:root {
    --color-bg: #fbfaf7;
    --color-bg-secondary: #f2efe9;
    --color-bg-tertiary: #e7e1d8;
    --color-panel: #fffdf9;
    --color-surface: #ffffff;
    --color-grid: rgba(112, 103, 89, 0.11);

    --color-text: #25231f;
    --color-text-secondary: #686057;
    --color-text-muted: #948b81;

    --color-border: #d7cec0;
    --color-border-light: #e8e1d7;

    --color-memory: #6f6478;
    --color-memory-dark: #51465b;
    --color-memory-light: #ece8ef;
    --color-sage: #627463;
    --color-warm-accent: #9b7b54;

    --radius-xs: 3px;
    --radius-sm: 6px;
    --radius-md: 8px;

    --shadow-sm: 0 1px 2px rgba(37, 35, 31, 0.06);
    --shadow-md: 0 8px 22px rgba(37, 35, 31, 0.08);
    --shadow-lg: 0 18px 50px rgba(37, 35, 31, 0.14);
    --focus-ring: 0 0 0 3px rgba(111, 100, 120, 0.16);
}

html,
body {
    height: 100%;
}

body {
    background:
        linear-gradient(90deg, rgba(215, 206, 192, 0.24) 1px, transparent 1px) 0 0 / 96px 96px,
        linear-gradient(#fbfaf7, #f7f4ee);
    overflow: hidden;
}

*,
*::before,
*::after {
    letter-spacing: 0 !important;
}

button,
input,
textarea,
select,
.tab,
.control-btn,
.btn,
.form-label,
.stat-label,
.graph-title,
.quick-title {
    letter-spacing: 0 !important;
}

.container {
    height: 100vh;
    height: 100dvh;
    min-height: 0;
    overflow: hidden;
    background: rgba(251, 250, 247, 0.9);
}

.main-content,
.graph-section,
.sidebar,
.panel-content {
    min-height: 0;
}

/* Header */
.header {
    min-height: 64px;
    padding: 12px 18px;
    gap: 14px;
    background: rgba(251, 250, 247, 0.96);
    border-bottom: 1px solid var(--color-border);
    box-shadow: 0 1px 0 rgba(255, 255, 255, 0.7) inset;
    font-family: var(--font-sans);
}

.logo-img {
    height: 34px;
    filter: drop-shadow(0 1px 1px rgba(37, 35, 31, 0.08));
}

.search-box {
    max-width: 560px;
    height: 40px;
    border-color: var(--color-border);
    border-radius: var(--radius-sm);
    background: var(--color-surface);
    box-shadow: 0 1px 0 rgba(255, 255, 255, 0.8) inset;
    overflow: hidden;
}

.search-box:focus-within {
    border-color: var(--color-memory);
    box-shadow: var(--focus-ring), 0 1px 0 rgba(255, 255, 255, 0.9) inset;
}

.search-input {
    padding: 9px 13px;
    color: var(--color-text);
    font-family: var(--font-sans);
}

.search-button,
.time-travel-btn,
.language-switch,
.mobile-menu-btn,
.pi-trigger-btn {
    border-color: var(--color-border);
    border-radius: var(--radius-sm);
    background: var(--color-panel);
    color: var(--color-text);
    box-shadow: var(--shadow-sm);
}

.search-button {
    padding: 0 16px;
    color: var(--color-memory-dark);
    font-family: var(--font-sans);
    text-transform: none;
}

.search-button:hover,
.time-travel-btn:hover,
.mobile-menu-btn:hover {
    border-color: var(--color-memory);
    background: var(--color-memory-light);
    color: var(--color-memory-dark);
}

.language-option {
    color: var(--color-text-secondary);
    font-family: var(--font-sans);
}

.language-option.active {
    background: var(--color-memory);
    color: #fff;
}

.pi-trigger-btn {
    top: 14px;
    right: 16px;
    font-family: var(--font-sans);
}

/* Graph workspace */
.graph-section {
    background-color: #faf8f3;
    background-image:
        linear-gradient(var(--color-grid) 1px, transparent 1px),
        linear-gradient(90deg, var(--color-grid) 1px, transparent 1px),
        linear-gradient(rgba(112, 103, 89, 0.06) 1px, transparent 1px),
        linear-gradient(90deg, rgba(112, 103, 89, 0.06) 1px, transparent 1px);
    background-size: 40px 40px, 40px 40px, 160px 160px, 160px 160px;
    box-shadow: inset -1px 0 0 rgba(215, 206, 192, 0.65);
}

#graph-svg {
    display: block;
    width: 100%;
    height: 100%;
}

.graph-header {
    padding: 14px 18px;
    background: linear-gradient(to bottom, rgba(251, 250, 247, 0.98), rgba(251, 250, 247, 0.82) 68%, rgba(251, 250, 247, 0));
}

.graph-title {
    display: inline-flex;
    align-items: center;
    min-height: 28px;
    padding: 0 10px;
    border: 1px solid rgba(215, 206, 192, 0.76);
    border-radius: var(--radius-sm);
    background: rgba(255, 253, 249, 0.88);
    color: var(--color-text);
    box-shadow: var(--shadow-sm);
    text-transform: none;
}

.graph-title::before {
    color: var(--color-sage);
}

.graph-controls {
    gap: 5px;
    padding: 4px;
    border: 1px solid rgba(215, 206, 192, 0.82);
    border-radius: var(--radius-md);
    background: rgba(255, 253, 249, 0.9);
    box-shadow: var(--shadow-sm);
}

.graph-controls .control-btn,
.graph-io-buttons .control-btn,
.control-btn {
    border-color: transparent;
    border-radius: var(--radius-sm);
    background: transparent;
    color: var(--color-text-secondary);
    font-family: var(--font-sans);
    text-transform: none;
}

.graph-controls .control-btn:hover,
.graph-io-buttons .control-btn:hover,
.control-btn:hover {
    border-color: var(--color-border);
    background: var(--color-bg-secondary);
    color: var(--color-text);
}

.graph-controls .control-btn.active {
    background: var(--color-memory);
    border-color: var(--color-memory);
    color: #fff;
    box-shadow: 0 5px 14px rgba(111, 100, 120, 0.18);
}

.sidebar-toggle {
    color: var(--color-sage) !important;
}

.edge-labels-toggle,
.graph-io-buttons {
    border: 1px solid rgba(215, 206, 192, 0.86);
    border-radius: var(--radius-md);
    background: rgba(255, 253, 249, 0.92);
    box-shadow: var(--shadow-md);
}

.edge-labels-toggle {
    top: 76px;
    right: 18px;
    padding: 9px 12px;
}

.graph-io-buttons {
    bottom: 16px;
    right: 16px;
    gap: 4px;
    padding: 4px;
}

.graph-io-buttons .control-btn {
    padding: 6px 10px;
}

.site-icp-footer {
    bottom: calc(8px + env(safe-area-inset-bottom, 0px));
    border: 0;
    background: rgba(251, 250, 247, 0.72);
    box-shadow: none;
}

.toggle-label {
    color: var(--color-text-secondary);
    font-family: var(--font-sans);
}

/* Sidebar */
.sidebar {
    width: clamp(320px, 28vw, 400px);
    max-width: 400px;
    background: var(--color-panel);
    border-left: 1px solid var(--color-border);
    font-family: var(--font-sans);
    box-shadow: -12px 0 32px rgba(37, 35, 31, 0.04);
}

.tabs {
    min-height: 42px;
    background: #f3f0e9;
    border-bottom-color: var(--color-border);
}

.tab {
    padding: 12px 8px 10px;
    color: var(--color-text-secondary);
    font-family: var(--font-sans);
    text-transform: none;
    border-right-color: rgba(215, 206, 192, 0.65);
}

.tab.active {
    background: var(--color-panel);
    color: var(--color-memory-dark);
    box-shadow: inset 0 3px 0 var(--color-memory);
}

.tab:not(.active):hover {
    background: rgba(255, 253, 249, 0.72);
    color: var(--color-text);
}

.panel-content {
    padding: 18px;
    background:
        linear-gradient(180deg, rgba(255, 253, 249, 0.96), rgba(251, 250, 247, 0.96)),
        var(--color-panel);
}

.form-label,
.quick-title,
.stats-section-title,
.memory-group-title {
    color: var(--color-text-secondary);
    font-family: var(--font-sans);
    text-transform: none;
}

.form-input,
.form-textarea,
.form-select,
.memory-search input,
.chat-input-area textarea,
.luoyi-input {
    border-color: var(--color-border);
    border-radius: var(--radius-sm);
    background: var(--color-surface);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus,
.memory-search input:focus,
.chat-input-area textarea:focus,
.luoyi-input:focus {
    border-color: var(--color-memory);
    box-shadow: var(--focus-ring);
}

.file-upload,
.memory-item,
.stat-card,
.explore-node-card,
.explore-chat-section,
.explore-path-finder,
.path-finder-box,
.detail-panel,
.memory-modal-content,
.welcome-modal,
.announcement-modal,
.pi-panel,
.pi-feature,
.story-result,
.path-result {
    border-color: var(--color-border);
    border-radius: var(--radius-md);
    background: var(--color-panel);
    box-shadow: var(--shadow-sm);
}

.file-upload {
    background:
        linear-gradient(135deg, rgba(98, 116, 99, 0.05), transparent 55%),
        var(--color-panel);
}

.file-upload:hover,
.memory-item:hover,
.stat-card:hover,
.quick-tag:hover {
    border-color: var(--color-memory);
    box-shadow: var(--shadow-md);
}

.memory-item:hover,
.timetravel-item:hover,
.linked-memory-item:hover {
    transform: translateY(-1px);
}

.btn,
.btn-primary,
.btn-find-path,
.btn-story,
.welcome-close-btn,
.announcement-btn {
    border-radius: var(--radius-sm);
    font-family: var(--font-sans);
    text-transform: none;
}

.btn-primary,
.btn-find-path,
.btn-story,
.welcome-close-btn,
.announcement-btn {
    background: var(--color-memory);
    border-color: var(--color-memory);
    color: #fff;
}

.btn-primary:hover,
.btn-find-path:hover,
.btn-story:hover,
.welcome-close-btn:hover,
.announcement-btn:not(.announcement-btn-secondary):hover {
    background: var(--color-memory-dark);
    border-color: var(--color-memory-dark);
    color: #fff;
}

.announcement-btn-secondary {
    background: transparent;
    border-color: var(--color-memory);
    color: var(--color-memory);
}

.announcement-btn-secondary:hover {
    background: var(--color-memory-light);
    border-color: var(--color-memory-dark);
    color: var(--color-memory-dark);
}

.quick-tag,
.entity-tag,
.relation-tag,
.memory-type,
.memory-search button,
.btn-send,
.detail-close,
.pi-close-btn,
.sidebar-mobile-close {
    border-radius: var(--radius-sm);
}

.stat-card.primary {
    border-color: rgba(111, 100, 120, 0.34);
    background:
        linear-gradient(180deg, rgba(236, 232, 239, 0.78), rgba(255, 253, 249, 0.92));
}

.stat-number,
.memory-group-title,
.node-card-type,
.heatmap-streak,
.pi-footer-quote {
    color: var(--color-memory);
}

.timetravel-header {
    border-bottom: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background:
        linear-gradient(135deg, rgba(236, 232, 239, 0.72), rgba(255, 253, 249, 0.96));
}

.timetravel-icon-large,
.node-card-avatar,
.entity-rank,
.path-step-num,
.insight-icon {
    background: var(--color-memory);
}

/* Detail and product panels */
.detail-panel {
    overflow: hidden;
}

.detail-panel-header,
.memory-modal-header,
.pi-header,
.node-card-header,
.chat-header {
    background: var(--color-bg-secondary);
    border-bottom-color: var(--color-border);
}

.detail-title,
.memory-modal-title,
.pi-logo-text,
.pi-feature-title {
    color: var(--color-text);
}

.pi-trigger-btn:hover,
.pi-close-btn:hover,
.detail-close:hover,
.memory-modal-close:hover {
    border-color: var(--color-memory);
    background: var(--color-memory-light);
    color: var(--color-memory-dark);
}

.welcome-overlay,
.announcement-overlay,
.pi-overlay {
    background: rgba(37, 35, 31, 0.38);
}

/* Luoyi panel alignment with the workbench shell */
#panel-luoyi {
    background: var(--color-panel);
}

#panel-luoyi::before,
#panel-luoyi::after {
    display: none;
}

.luoyi-header {
    background: var(--color-memory);
}

.luoyi-header::before {
    background-image:
        linear-gradient(90deg, rgba(255, 255, 255, 0.08) 1px, transparent 1px),
        linear-gradient(rgba(255, 255, 255, 0.08) 1px, transparent 1px);
    background-size: 28px 28px;
}

.luoyi-header::after {
    background: var(--color-warm-accent);
}

.luoyi-welcome-card,
.luoyi-message-luoyi .luoyi-message-content,
.luoyi-input-area {
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
}

.luoyi-input-area {
    border-left: none;
    border-right: none;
    border-bottom: none;
}

/* Responsive refinement */
@media (max-width: 1024px) {
    .sidebar {
        width: 320px;
        min-width: 300px;
    }
}

@media (max-width: 900px) {
    .main-content {
        flex-direction: column;
    }

    .graph-section {
        flex: 1 1 auto;
        width: 100%;
    }

    .sidebar {
        display: none;
        position: fixed;
        inset: 0;
        width: 100% !important;
        min-width: 0 !important;
        max-width: none !important;
        height: 100vh;
        height: 100dvh;
        border-left: none;
        z-index: 200;
    }

    .sidebar.mobile-open {
        display: flex;
    }

    .sidebar-mobile-header {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 12px 16px;
        border-bottom: 1px solid var(--color-border);
        background: var(--color-bg-secondary);
        flex-shrink: 0;
    }

    .panel-content {
        flex: 1;
        width: 100%;
        padding: 14px;
        overflow-y: auto;
    }

    .graph-controls {
        max-width: min(100%, 420px);
        overflow-x: auto;
        scrollbar-width: none;
    }

    .graph-controls::-webkit-scrollbar {
        display: none;
    }
}

@media (max-width: 768px) {
    .header {
        display: grid;
        grid-template-columns: 44px minmax(0, 1fr) auto;
        gap: 8px 10px;
        min-height: 104px;
        padding: 8px 10px;
    }

    .mobile-menu-btn {
        grid-column: 1;
        grid-row: 1;
        justify-self: start;
        margin: 0;
    }

    .logo-img {
        grid-column: 2;
        grid-row: 1;
        justify-self: center;
        height: 28px;
        order: initial;
    }

    .language-switch {
        grid-column: 3;
        grid-row: 1;
        justify-self: end;
    }

    .search-box {
        grid-column: 1 / -1;
        grid-row: 2;
        width: 100%;
        max-width: none;
        margin: 0;
        order: initial;
    }

    .graph-header {
        padding: 10px;
        gap: 8px;
    }

    .graph-title {
        display: none;
    }

    .graph-controls {
        width: 100%;
        padding: 3px;
        gap: 3px;
        max-width: 100%;
    }

    .graph-controls .control-btn {
        min-height: 34px;
        padding: 4px 8px;
    }

    .graph-io-buttons {
        right: 10px;
        bottom: calc(42px + env(safe-area-inset-bottom, 0px));
    }

    .site-icp-footer {
        bottom: calc(8px + env(safe-area-inset-bottom, 0px));
        max-width: calc(100% - 20px);
        background: rgba(251, 250, 247, 0.82);
    }

    .graph-io-buttons .control-btn {
        min-height: 36px;
        padding: 5px 9px;
    }

    .detail-panel {
        border-radius: 12px 12px 0 0;
    }
}

@media (max-width: 480px) {
    .header {
        min-height: 100px;
    }

    .logo-img {
        height: 24px;
    }

    .language-option {
        min-width: 36px;
        padding: 7px 8px;
    }

    .graph-header {
        align-items: stretch;
    }

    .graph-controls {
        width: 100%;
    }

    .graph-controls .control-btn {
        flex: 0 0 auto;
    }

    .tabs {
        min-height: 44px;
    }

    .tab {
        min-width: 74px;
        padding: 10px 6px;
        white-space: nowrap;
    }
}