/* Design Tokens & Theme Variables */
:root {
    --bg-app: #090d16;
    --bg-sidebar: #0f1524;
    --bg-card: rgba(18, 26, 47, 0.7);
    --border-color: rgba(255, 255, 255, 0.08);
    --border-color-hover: rgba(255, 255, 255, 0.18);
    
    /* Text Colors */
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    
    /* Branding Accent Colors */
    --accent-teal: #0ea5e9;
    --accent-teal-glow: rgba(14, 165, 233, 0.2);
    --accent-purple: #8b5cf6;
    --accent-purple-glow: rgba(139, 92, 246, 0.2);
    
    /* Semantic Status */
    --match-green: #10b981;
    --match-green-glow: rgba(16, 185, 129, 0.15);
    --miss-red: #f43f5e;
    
    /* Sizing & Transitions */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
}

/* Global Reset */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Outfit', sans-serif;
    -webkit-font-smoothing: antialiased;
}

body {
    background-color: var(--bg-app);
    color: var(--text-primary);
    overflow-x: hidden;
    height: 100vh;
}

/* Scrollbar styling */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}
::-webkit-scrollbar-track {
    background: var(--bg-app);
}
::-webkit-scrollbar-thumb {
    background: var(--text-muted);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--text-secondary);
}

/* Main Layout Grid */
.app-container {
    display: flex;
    flex-direction: column;
    height: 100vh;
    overflow: hidden;
}

/* Header Styling */
.app-header {
    background-color: var(--bg-sidebar);
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 10;
}

.logo-area {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-icon {
    font-size: 2rem;
    background: linear-gradient(135deg, var(--accent-teal), var(--accent-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 2px 8px var(--accent-teal-glow));
}

.logo-area h1 {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.5px;
    background: linear-gradient(100deg, #ffffff, #cbd5e1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.logo-area .method-sub {
    font-size: 0.8rem;
    color: var(--accent-teal);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.logo-area .developer-credit {
    font-size: 0.72rem;
    color: var(--text-muted);
    font-weight: 400;
    margin-top: 3px;
    letter-spacing: 0.2px;
}

.logo-area .developer-credit a {
    color: var(--accent-teal);
    text-decoration: none;
    transition: var(--transition-fast);
}

.logo-area .developer-credit a:hover {
    color: var(--text-primary);
    text-decoration: underline;
}

.header-controls {
    display: flex;
    align-items: center;
    gap: 24px;
}

/* Sorting Selector */
.sort-container {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.sort-container select {
    background-color: var(--bg-app);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 6px 12px;
    border-radius: var(--radius-sm);
    outline: none;
    cursor: pointer;
    font-weight: 500;
    transition: var(--transition-fast);
}

.sort-container select:hover {
    border-color: var(--accent-teal);
}

/* Switch Toggle Styling */
.toggle-container {
    display: flex;
    align-items: center;
    gap: 10px;
}

.toggle-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 6px;
}

.switch {
    position: relative;
    display: inline-block;
    width: 44px;
    height: 24px;
}

.switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--bg-app);
    border: 1px solid var(--border-color);
    transition: .3s;
}

.slider:before {
    position: absolute;
    content: "";
    height: 16px;
    width: 16px;
    left: 3px;
    bottom: 3px;
    background-color: var(--text-secondary);
    transition: .3s;
}

input:checked + .slider {
    background-color: var(--match-green-glow);
    border-color: var(--match-green);
}

input:checked + .slider:before {
    transform: translateX(20px);
    background-color: var(--match-green);
}

.slider.round {
    border-radius: 24px;
}

.slider.round:before {
    border-radius: 50%;
}

/* Page Columns Content */
.main-layout {
    display: flex;
    flex: 1;
    overflow: hidden;
}

/* Left Sidebar (Symptoms Selection) */
.sidebar {
    width: 380px;
    background-color: var(--bg-sidebar);
    border-right: 1px solid var(--border-color);
    padding: 1.5rem;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.section-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.section-title i {
    color: var(--accent-teal);
}

/* Segmented Control styling */
.group-label {
    display: block;
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 8px;
    font-weight: 500;
}

.segmented-control {
    display: flex;
    background-color: var(--bg-app);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 3px;
}

.segment-btn {
    flex: 1;
    background: none;
    border: none;
    color: var(--text-secondary);
    padding: 8px 12px;
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    border-radius: calc(var(--radius-md) - 3px);
    transition: var(--transition-fast);
}

.segment-btn:hover {
    color: var(--text-primary);
}

.segment-btn.active {
    background-color: var(--accent-teal);
    color: #ffffff;
    box-shadow: 0 4px 12px var(--accent-teal-glow);
}

/* Sleep Position Container */
.sleep-pos-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
}

.checkbox-card {
    background-color: var(--bg-app);
    border: 1px solid var(--border-color);
    padding: 10px 12px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: var(--transition-fast);
}

.checkbox-card:hover {
    border-color: var(--border-color-hover);
    color: var(--text-primary);
}

.checkbox-card input {
    accent-color: var(--accent-teal);
}

.checkbox-card.checked {
    border-color: var(--accent-teal);
    color: var(--text-primary);
    background-color: var(--accent-teal-glow);
}

/* Search inputs and chips */
.search-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.search-group label {
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.search-input-wrapper {
    display: flex;
    gap: 6px;
}

.search-input-wrapper input {
    flex: 1;
    background-color: var(--bg-app);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 10px 14px;
    font-size: 0.9rem;
    border-radius: var(--radius-md);
    outline: none;
    transition: var(--transition-fast);
}

.search-input-wrapper input:focus {
    border-color: var(--accent-teal);
    box-shadow: 0 0 0 2px var(--accent-teal-glow);
}

.add-tag-btn {
    background-color: var(--bg-app);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    width: 42px;
    border-radius: var(--radius-md);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
}

.add-tag-btn:hover {
    border-color: var(--accent-teal);
    color: var(--text-primary);
    background-color: var(--accent-teal-glow);
}

/* Selected Symptom Chips */
.tag-container {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: 6px;
}

.tag-chip {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 4px 8px;
    border-radius: 20px;
    border: 1px solid transparent;
}

.tag-chip.desire-chip {
    background-color: rgba(16, 185, 129, 0.1);
    color: var(--match-green);
    border-color: rgba(16, 185, 129, 0.2);
}

.tag-chip.aversion-chip {
    background-color: rgba(244, 63, 94, 0.1);
    color: var(--miss-red);
    border-color: rgba(244, 63, 94, 0.2);
}

.tag-chip.agg-chip {
    background-color: rgba(245, 158, 11, 0.1);
    color: #f59e0b;
    border-color: rgba(245, 158, 11, 0.2);
}

.tag-chip.amel-chip {
    background-color: rgba(59, 130, 246, 0.1);
    color: #3b82f6;
    border-color: rgba(59, 130, 246, 0.2);
}

.tag-chip.sensation-chip {
    background-color: rgba(139, 92, 246, 0.1);
    color: #a78bfa;
    border-color: rgba(139, 92, 246, 0.2);
}

.tag-chip i {
    cursor: pointer;
    font-size: 0.7rem;
    transition: var(--transition-fast);
}

.tag-chip i:hover {
    opacity: 0.7;
    transform: scale(1.2);
}

/* Reset Button */
.reset-btn {
    background: none;
    border: 1px dashed var(--miss-red);
    color: var(--miss-red);
    padding: 10px;
    border-radius: var(--radius-md);
    cursor: pointer;
    font-size: 0.9rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: 1rem;
    transition: var(--transition-fast);
}

.reset-btn:hover {
    background-color: rgba(244, 63, 94, 0.08);
}

/* Right Panel Results */
.results-panel {
    flex: 1;
    padding: 2rem;
    overflow-y: auto;
    background: linear-gradient(180deg, var(--bg-app), #070a11);
}

.results-header {
    margin-bottom: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.results-header h2 {
    font-size: 1.4rem;
    font-weight: 600;
}

/* Selection Summary Bar */
.summary-bar {
    background-color: var(--bg-sidebar);
    border: 1px solid var(--border-color);
    padding: 10px 16px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

/* Remedies Grid */
.remedies-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.25rem;
}

/* Remedy Card Styling */
.remedy-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 1.25rem;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    gap: 12px;
    transition: transform var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
    backdrop-filter: blur(10px);
}

.remedy-card:hover {
    transform: translateY(-4px);
    border-color: var(--accent-teal);
    box-shadow: 0 8px 24px rgba(14, 165, 233, 0.15);
}

.remedy-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.remedy-card-header h3 {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.3px;
}

/* Glowing Match Badges */
.badge {
    padding: 4px 8px;
    font-size: 0.75rem;
    font-weight: 700;
    border-radius: 6px;
    background-color: var(--accent-teal-glow);
    color: var(--accent-teal);
}

.badge.high-match {
    background-color: var(--match-green-glow);
    color: var(--match-green);
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.badge.badge-outline {
    background: none;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
}

/* General states labels in card */
.remedy-generals-row {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.general-tag {
    font-size: 0.75rem;
    font-weight: 500;
    padding: 2px 6px;
    border-radius: 4px;
    background-color: rgba(255, 255, 255, 0.05);
    color: var(--text-secondary);
}

.general-tag.hot {
    color: #ff8c00;
    background-color: rgba(255, 140, 0, 0.08);
}

.general-tag.chilly {
    color: #00bfff;
    background-color: rgba(0, 191, 255, 0.08);
}

/* Matching highlights inside card */
.card-highlights {
    border-top: 1px solid var(--border-color);
    padding-top: 10px;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.matching-item {
    font-size: 0.75rem;
    display: flex;
    align-items: center;
    gap: 6px;
    color: var(--text-secondary);
}

.matching-item i {
    color: var(--match-green);
}

/* Slide-over Drawer / Modal styles */
.drawer {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: 100;
    visibility: hidden;
    transition: visibility var(--transition-normal);
}

.drawer.open {
    visibility: visible;
}

.drawer-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.drawer.open .drawer-overlay {
    opacity: 1;
}

.drawer-content {
    position: absolute;
    top: 0;
    right: -600px;
    width: 600px;
    height: 100%;
    background-color: var(--bg-sidebar);
    box-shadow: -8px 0 32px rgba(0, 0, 0, 0.5);
    display: flex;
    flex-direction: column;
    transition: right var(--transition-normal);
}

.drawer.open .drawer-content {
    right: 0;
}

.drawer-header {
    padding: 1.5rem;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.drawer-title-area h2 {
    font-size: 1.5rem;
    font-weight: 700;
}

.detail-score-badges {
    display: flex;
    gap: 8px;
    margin-top: 6px;
}

.close-drawer-btn {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 1.5rem;
    cursor: pointer;
    transition: var(--transition-fast);
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.close-drawer-btn:hover {
    color: var(--text-primary);
    background-color: rgba(255, 255, 255, 0.05);
}

.drawer-body {
    flex: 1;
    overflow-y: auto;
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

/* Detail summary row */
.card-summary-layout {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 12px;
}

.summary-cell {
    display: flex;
    flex-direction: column;
    gap: 4px;
    text-align: center;
}

.cell-label {
    font-size: 0.75rem;
    color: var(--text-muted);
    font-weight: 500;
    text-transform: uppercase;
}

.cell-val {
    font-size: 0.85rem;
    font-weight: 600;
}

/* Drawer Detail Grid */
.drawer-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
}

.drawer-section.full-width {
    grid-column: span 2;
}

.drawer-section h3 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--text-primary);
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 4px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.drawer-section h3 i {
    color: var(--accent-teal);
}

.data-block {
    margin-bottom: 12px;
}

.data-block h4 {
    font-size: 0.8rem;
    color: var(--text-muted);
    font-weight: 600;
    text-transform: uppercase;
    margin-bottom: 6px;
    letter-spacing: 0.5px;
}

.symptom-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.symptom-list li {
    font-size: 0.85rem;
    color: var(--text-secondary);
    padding: 4px 8px;
    border-radius: 4px;
    background-color: rgba(255, 255, 255, 0.02);
}

/* Highlight matching symptoms in details list */
.symptom-list li.matched-symptom {
    background-color: var(--match-green-glow);
    color: var(--match-green);
    font-weight: 500;
    border-left: 3px solid var(--match-green);
}

/* Grid splits inside full-width details */
.tri-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
}

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

/* Responsiveness */
@media (max-width: 1024px) {
    .drawer-content {
        width: 100vw;
        right: -100vw;
    }
}

@media (max-width: 768px) {
    .main-layout {
        flex-direction: column;
        overflow-y: auto;
    }
    
    .sidebar {
        width: 100%;
        height: auto;
        overflow-y: visible;
        border-right: none;
        border-bottom: 1px solid var(--border-color);
    }
    
    .app-header {
        flex-direction: column;
        gap: 12px;
        align-items: flex-start;
        padding: 1rem;
    }
    
    .header-controls {
        width: 100%;
        justify-content: space-between;
    }
    
    .app-container {
        height: auto;
        overflow: visible;
    }
    
    .tri-grid, .dual-grid, .drawer-grid {
        grid-template-columns: 1fr;
    }
    
    .drawer-section.full-width {
        grid-column: span 1;
    }
}