@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

:root {
    --primary: #2563eb;
    --primary-hover: #1d4ed8;
    --primary-light: #eff6ff;
    --primary-subtle: rgba(37, 99, 235, 0.08);
    --accent: #059669;
    --accent-light: #ecfdf5;
    --danger: #dc2626;
    --danger-light: #fef2f2;
    --danger-bg: #fef2f2;
    --warning: #d97706;
    --warning-light: #fffbeb;
    --warning-bg: #fffbeb;
    --info: #2563eb;
    --info-light: #eff6ff;

    --bg-body: #f0f2f5;
    --bg-surface: #ffffff;
    --bg-surface-hover: #f9fafb;
    --bg-surface-active: #f3f4f6;
    --bg-surface-raised: #ffffff;
    --bg-sidebar: #ffffff;
    --bg-input: #f3f4f6;
    --bg-overlay: rgba(0, 0, 0, 0.45);
    --bg-bottom-nav: rgba(255, 255, 255, 0.92);

    --text-primary: #111827;
    --text-secondary: #4b5563;
    --text-tertiary: #9ca3af;
    --text-inverse: #ffffff;
    --text-link: #2563eb;

    --border: #e5e7eb;
    --border-light: #f3f4f6;
    --divider: #e5e7eb;

    --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.04);
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08), 0 1px 2px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.08), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.04);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.04);
    --shadow-bottom-nav: 0 -1px 3px rgba(0, 0, 0, 0.06);

    --header-height: 56px;
    --bottom-nav-height: 56px;
    --sidebar-width: 320px;

    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    --font-mono: 'SF Mono', SFMono-Regular, ui-monospace, Menlo, monospace;

    --radius-xs: 4px;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --radius-full: 9999px;

    --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-in-out: cubic-bezier(0.4, 0, 0.2, 1);
    --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
    --duration-fast: 150ms;
    --duration-normal: 250ms;
    --duration-slow: 350ms;

    --cat-kardio-bg: #fef2f2;
    --cat-kardio-text: #dc2626;
    --cat-kardio-dot: #ef4444;
    --cat-pulmo-bg: #ecfeff;
    --cat-pulmo-text: #0891b2;
    --cat-pulmo-dot: #06b6d4;
    --cat-gi-bg: #fefce8;
    --cat-gi-text: #a16207;
    --cat-gi-dot: #eab308;
    --cat-neuro-bg: #f5f3ff;
    --cat-neuro-text: #7c3aed;
    --cat-neuro-dot: #8b5cf6;
    --cat-nephro-bg: #ecfdf5;
    --cat-nephro-text: #059669;
    --cat-nephro-dot: #10b981;
    --cat-metab-bg: #fff7ed;
    --cat-metab-text: #c2410c;
    --cat-metab-dot: #f97316;
    --cat-haem-bg: #fdf2f8;
    --cat-haem-text: #be185d;
    --cat-haem-dot: #ec4899;
    --cat-infekt-bg: #f0fdf4;
    --cat-infekt-text: #15803d;
    --cat-infekt-dot: #22c55e;
    --cat-tox-bg: #f8fafc;
    --cat-tox-text: #475569;
    --cat-tox-dot: #64748b;
    --cat-leit-bg: #eff6ff;
    --cat-leit-text: #1d4ed8;
    --cat-leit-dot: #3b82f6;
    --cat-sonst-bg: #f9fafb;
    --cat-sonst-text: #6b7280;
    --cat-sonst-dot: #9ca3af;
}

[data-theme="dark"] {
    --primary: #60a5fa;
    --primary-hover: #93bbfd;
    --primary-light: rgba(96, 165, 250, 0.1);
    --primary-subtle: rgba(96, 165, 250, 0.06);
    --accent: #34d399;
    --accent-light: rgba(52, 211, 153, 0.1);
    --danger: #f87171;
    --danger-light: rgba(248, 113, 113, 0.1);
    --danger-bg: rgba(248, 113, 113, 0.1);
    --warning: #fbbf24;
    --warning-light: rgba(251, 191, 36, 0.1);
    --warning-bg: rgba(251, 191, 36, 0.1);
    --info: #60a5fa;
    --info-light: rgba(96, 165, 250, 0.1);

    --bg-body: #0b0f14;
    --bg-surface: #151b23;
    --bg-surface-hover: #1c232d;
    --bg-surface-active: #222b37;
    --bg-surface-raised: #1a2130;
    --bg-sidebar: #0f1318;
    --bg-input: #1c232d;
    --bg-overlay: rgba(0, 0, 0, 0.6);
    --bg-bottom-nav: rgba(15, 19, 24, 0.92);

    --text-primary: #e5e7eb;
    --text-secondary: #9ca3af;
    --text-tertiary: #6b7280;
    --text-inverse: #111827;
    --text-link: #60a5fa;

    --border: #2a3140;
    --border-light: #1e2530;
    --divider: #1e2530;

    --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.4);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.4);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.5);
    --shadow-bottom-nav: 0 -1px 3px rgba(0, 0, 0, 0.3);

    --cat-kardio-bg: rgba(239, 68, 68, 0.1);
    --cat-kardio-text: #fca5a5;
    --cat-kardio-dot: #ef4444;
    --cat-pulmo-bg: rgba(6, 182, 212, 0.1);
    --cat-pulmo-text: #67e8f9;
    --cat-pulmo-dot: #06b6d4;
    --cat-gi-bg: rgba(234, 179, 8, 0.1);
    --cat-gi-text: #fde047;
    --cat-gi-dot: #eab308;
    --cat-neuro-bg: rgba(139, 92, 246, 0.1);
    --cat-neuro-text: #c4b5fd;
    --cat-neuro-dot: #8b5cf6;
    --cat-nephro-bg: rgba(16, 185, 129, 0.1);
    --cat-nephro-text: #6ee7b7;
    --cat-nephro-dot: #10b981;
    --cat-metab-bg: rgba(249, 115, 22, 0.1);
    --cat-metab-text: #fdba74;
    --cat-metab-dot: #f97316;
    --cat-haem-bg: rgba(236, 72, 153, 0.1);
    --cat-haem-text: #f9a8d4;
    --cat-haem-dot: #ec4899;
    --cat-infekt-bg: rgba(34, 197, 94, 0.1);
    --cat-infekt-text: #86efac;
    --cat-infekt-dot: #22c55e;
    --cat-tox-bg: rgba(100, 116, 139, 0.1);
    --cat-tox-text: #cbd5e1;
    --cat-tox-dot: #94a3b8;
    --cat-leit-bg: rgba(59, 130, 246, 0.1);
    --cat-leit-text: #93c5fd;
    --cat-leit-dot: #3b82f6;
    --cat-sonst-bg: rgba(107, 114, 128, 0.1);
    --cat-sonst-text: #d1d5db;
    --cat-sonst-dot: #9ca3af;
}

*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
    -webkit-touch-callout: none;
}

html {
    height: 100%;
    width: 100%;
    -webkit-text-size-adjust: 100%;
    text-size-adjust: 100%;
}

body {
    height: 100%;
    width: 100%;
    font-family: var(--font-sans);
    font-size: 15px;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-body);
    overflow: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

button {
    font-family: inherit;
    font-size: inherit;
    border: none;
    background: none;
    cursor: pointer;
    color: inherit;
    line-height: inherit;
}

input {
    font-family: inherit;
    border: none;
    outline: none;
    background: none;
    color: inherit;
}

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

.app-shell {
    display: flex;
    height: 100%;
    width: 100%;
    position: relative;
    overflow: hidden;
}

.mobile-header {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: calc(var(--header-height) + env(safe-area-inset-top, 0px));
    padding-top: env(safe-area-inset-top, 0px);
    background: var(--bg-bottom-nav);
    backdrop-filter: saturate(180%) blur(20px);
    -webkit-backdrop-filter: saturate(180%) blur(20px);
    border-bottom: 0.5px solid var(--border);
    z-index: 100;
    align-items: center;
}

.mobile-header-inner {
    display: flex;
    align-items: center;
    height: var(--header-height);
    padding: 0 4px;
    width: 100%;
}

.mobile-header-left {
    width: 52px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.mobile-header-center {
    flex: 1;
    text-align: center;
    min-width: 0;
}

.mobile-header-right {
    width: 52px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.mobile-title {
    font-weight: 700;
    font-size: 17px;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    padding: 0 4px;
}

.header-btn {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 17px;
    color: var(--primary);
    transition: background var(--duration-fast) var(--ease-in-out), transform var(--duration-fast);
}

.header-btn:active {
    background: var(--primary-subtle);
    transform: scale(0.92);
}

.header-btn.hidden {
    visibility: hidden;
    pointer-events: none;
}

.bottom-nav {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: calc(var(--bottom-nav-height) + env(safe-area-inset-bottom, 0px));
    padding-bottom: env(safe-area-inset-bottom, 0px);
    background: var(--bg-bottom-nav);
    backdrop-filter: saturate(180%) blur(20px);
    -webkit-backdrop-filter: saturate(180%) blur(20px);
    border-top: 0.5px solid var(--border);
    z-index: 100;
    align-items: flex-start;
    justify-content: space-around;
}

.bottom-nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2px;
    padding: 6px 0 2px;
    min-width: 72px;
    color: var(--text-tertiary);
    transition: color var(--duration-fast);
    -webkit-user-select: none;
    user-select: none;
    height: var(--bottom-nav-height);
}

.bottom-nav-item i {
    font-size: 22px;
    line-height: 1;
    transition: transform var(--duration-fast) var(--ease-spring);
}

.bottom-nav-item span {
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 0.01em;
    line-height: 1;
}

.bottom-nav-item.active {
    color: var(--primary);
}

.bottom-nav-item.active i {
    transform: scale(1.08);
}

.bottom-nav-item:active i {
    transform: scale(0.88);
}

.sidebar {
    width: var(--sidebar-width);
    background: var(--bg-sidebar);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    height: 100%;
    flex-shrink: 0;
    z-index: 10;
}

.sidebar-header {
    height: 64px;
    padding: 0 20px;
    display: flex;
    align-items: center;
    flex-shrink: 0;
}

.app-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    cursor: pointer;
}

.logo-icon {
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, var(--primary) 0%, #3b82f6 100%);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 16px;
    flex-shrink: 0;
}

.logo-text {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
}

.logo-main {
    font-weight: 700;
    font-size: 15px;
    color: var(--text-primary);
}

.logo-sub {
    font-size: 11px;
    color: var(--text-tertiary);
    font-weight: 500;
}

.search-container {
    padding: 0 16px 12px;
    flex-shrink: 0;
}

.search-input-wrapper {
    position: relative;
    width: 100%;
}

.search-input-wrapper input {
    width: 100%;
    height: 40px;
    padding: 0 36px;
    border-radius: var(--radius-sm);
    background: var(--bg-input);
    color: var(--text-primary);
    font-size: 14px;
    transition: background var(--duration-fast), box-shadow var(--duration-fast);
}

.search-input-wrapper input::placeholder {
    color: var(--text-tertiary);
}

.search-input-wrapper input:focus {
    background: var(--bg-surface);
    box-shadow: 0 0 0 2px var(--primary), 0 0 0 4px var(--primary-light);
}

.search-input-wrapper .search-icon {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-tertiary);
    font-size: 13px;
    pointer-events: none;
}

.search-clear-btn {
    position: absolute;
    right: 4px;
    top: 50%;
    transform: translateY(-50%);
    width: 32px;
    height: 32px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-tertiary);
    font-size: 13px;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--duration-fast), background var(--duration-fast);
}

.search-clear-btn.visible {
    opacity: 1;
    pointer-events: auto;
}

.search-clear-btn:active {
    background: var(--bg-surface-active);
}

.sidebar-category-wrap {
    padding: 0 16px 8px;
    flex-shrink: 0;
    border-bottom: 1px solid var(--border-light);
}

.category-filters {
    display: flex;
    gap: 6px;
    overflow-x: auto;
    padding-bottom: 8px;
    scrollbar-width: none;
    -ms-overflow-style: none;
}

.category-filters::-webkit-scrollbar {
    display: none;
}

.cat-pill {
    padding: 6px 14px;
    border-radius: var(--radius-full);
    font-size: 13px;
    font-weight: 600;
    white-space: nowrap;
    border: 1.5px solid var(--border);
    background: var(--bg-surface);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--duration-fast) var(--ease-in-out);
    -webkit-user-select: none;
    user-select: none;
    flex-shrink: 0;
    min-height: 36px;
    display: flex;
    align-items: center;
}

.cat-pill:active {
    transform: scale(0.95);
}

.cat-pill.active {
    background: var(--text-primary);
    color: var(--text-inverse);
    border-color: var(--text-primary);
}

.nav-list {
    flex: 1;
    overflow-y: auto;
    padding: 8px 12px;
    overscroll-behavior: contain;
    -webkit-overflow-scrolling: touch;
}

.nav-item {
    display: flex;
    align-items: center;
    padding: 10px 12px;
    margin-bottom: 1px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    color: var(--text-primary);
    text-decoration: none;
    transition: background var(--duration-fast);
    gap: 10px;
    min-height: 44px;
}

.nav-item:active {
    background: var(--bg-surface-active);
}

.nav-item.active {
    background: var(--primary-light);
}

[data-theme="dark"] .nav-item.active {
    background: var(--primary-subtle);
}

.nav-item-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    flex-shrink: 0;
}

.nav-item-content {
    display: flex;
    flex-direction: column;
    min-width: 0;
    gap: 1px;
}

.nav-item-title {
    font-size: 14px;
    font-weight: 500;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    line-height: 1.3;
    color: var(--text-primary);
}

.nav-item.active .nav-item-title {
    font-weight: 600;
    color: var(--primary);
}

.nav-item-cat {
    font-size: 11px;
    color: var(--text-tertiary);
    line-height: 1.3;
}

.sidebar-footer {
    padding: 12px 16px;
    border-top: 1px solid var(--border-light);
    flex-shrink: 0;
}

.theme-toggle {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px;
    border-radius: var(--radius-sm);
    background: var(--bg-input);
    color: var(--text-secondary);
    font-size: 13px;
    font-weight: 500;
    transition: background var(--duration-fast), color var(--duration-fast);
}

.theme-toggle:hover {
    background: var(--bg-surface-hover);
    color: var(--text-primary);
}

.theme-toggle:active {
    background: var(--bg-surface-active);
}

.main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-width: 0;
    position: relative;
    background: var(--bg-body);
}

.content-header {
    height: 56px;
    padding: 0 40px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--divider);
    background: var(--bg-surface);
    flex-shrink: 0;
}

.breadcrumb {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 8px;
}

.breadcrumb-link {
    color: var(--text-tertiary);
    text-decoration: none;
    transition: color var(--duration-fast);
}

.breadcrumb-link:hover {
    color: var(--primary);
}

.breadcrumb-sep {
    color: var(--text-tertiary);
    font-size: 10px;
}

.header-tools {
    display: flex;
    gap: 4px;
}

.icon-btn {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 15px;
    color: var(--text-secondary);
    transition: background var(--duration-fast), color var(--duration-fast);
}

.icon-btn:hover {
    background: var(--bg-surface-hover);
    color: var(--text-primary);
}

.icon-btn:active {
    background: var(--bg-surface-active);
}

.content-scroll {
    flex: 1;
    overflow-y: auto;
    overscroll-behavior-y: contain;
    -webkit-overflow-scrolling: touch;
    scroll-behavior: smooth;
}

.view-panel {
    max-width: 860px;
    margin: 0 auto;
    width: 100%;
}

.view-panel.view-pad {
    padding: 32px 40px 60px;
}

.home-hero {
    text-align: center;
    padding: 32px 20px 12px;
}

.home-logo-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 64px;
    height: 64px;
    border-radius: var(--radius-lg);
    background: linear-gradient(135deg, var(--primary) 0%, #3b82f6 100%);
    color: white;
    font-size: 28px;
    margin-bottom: 16px;
    box-shadow: 0 8px 24px rgba(37, 99, 235, 0.25);
}

.home-title {
    font-size: 26px;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 6px;
    letter-spacing: -0.03em;
    line-height: 1.2;
}

.home-subtitle {
    font-size: 14px;
    color: var(--text-tertiary);
    max-width: 400px;
    margin: 0 auto 8px;
    line-height: 1.5;
}

.home-stats {
    display: flex;
    justify-content: center;
    gap: 24px;
    margin-bottom: 28px;
}

.home-stat {
    text-align: center;
}

.home-stat-value {
    font-size: 22px;
    font-weight: 800;
    color: var(--primary);
    line-height: 1.2;
}

.home-stat-label {
    font-size: 11px;
    font-weight: 600;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.home-section-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
    padding: 0 20px 12px;
}

.cat-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
    padding: 0 16px 40px;
}

.cat-card {
    background: var(--bg-surface);
    border-radius: var(--radius-md);
    padding: 16px;
    display: flex;
    align-items: center;
    gap: 12px;
    cursor: pointer;
    transition: transform var(--duration-fast) var(--ease-out), box-shadow var(--duration-fast);
    box-shadow: var(--shadow-xs);
    text-decoration: none;
    min-height: 72px;
}

.cat-card:active {
    transform: scale(0.97);
}

.cat-card-icon {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    flex-shrink: 0;
}

.cat-card-info {
    flex: 1;
    min-width: 0;
}

.cat-card-title {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 14px;
    line-height: 1.3;
}

.cat-card-count {
    font-size: 12px;
    color: var(--text-tertiary);
    font-weight: 500;
}

.browse-search-wrap {
    padding: 8px 16px 0;
    position: sticky;
    top: 0;
    z-index: 10;
    background: var(--bg-body);
}

.browse-search-input-wrapper {
    position: relative;
}

.browse-search-input-wrapper i {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-tertiary);
    font-size: 15px;
    pointer-events: none;
}

.browse-search-input-wrapper input {
    width: 100%;
    height: 48px;
    padding: 0 44px 0 42px;
    border-radius: var(--radius-md);
    background: var(--bg-surface);
    color: var(--text-primary);
    font-size: 16px;
    box-shadow: var(--shadow-xs);
    border: 1.5px solid var(--border);
    transition: border-color var(--duration-fast), box-shadow var(--duration-fast);
}

.browse-search-input-wrapper input::placeholder {
    color: var(--text-tertiary);
}

.browse-search-input-wrapper input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-light);
}

.browse-search-input-wrapper .search-clear-btn {
    right: 6px;
}

.browse-category-wrap {
    padding: 12px 16px 4px;
    position: sticky;
    top: 56px;
    z-index: 9;
    background: var(--bg-body);
}

.browse-category-filters {
    display: flex;
    gap: 6px;
    overflow-x: auto;
    padding-bottom: 8px;
    scrollbar-width: none;
    -ms-overflow-style: none;
}

.browse-category-filters::-webkit-scrollbar {
    display: none;
}

.browse-list {
    padding: 8px 16px 24px;
}

.browse-item {
    display: flex;
    align-items: center;
    padding: 14px 16px;
    background: var(--bg-surface);
    border-radius: var(--radius-md);
    margin-bottom: 6px;
    text-decoration: none;
    color: var(--text-primary);
    gap: 12px;
    min-height: 60px;
    transition: transform var(--duration-fast), background var(--duration-fast);
    box-shadow: var(--shadow-xs);
}

.browse-item:active {
    transform: scale(0.98);
    background: var(--bg-surface-active);
}

.browse-item-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    flex-shrink: 0;
}

.browse-item-content {
    flex: 1;
    min-width: 0;
}

.browse-item-title {
    font-size: 15px;
    font-weight: 600;
    line-height: 1.3;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.browse-item-cat {
    font-size: 12px;
    color: var(--text-tertiary);
    font-weight: 500;
}

.browse-item-arrow {
    color: var(--text-tertiary);
    font-size: 12px;
    flex-shrink: 0;
    margin-left: 4px;
}

.browse-empty {
    text-align: center;
    padding: 48px 20px;
    color: var(--text-tertiary);
}

.browse-empty i {
    font-size: 32px;
    margin-bottom: 12px;
    display: block;
    opacity: 0.4;
}

.search-view-wrap {
    padding: 8px 16px 0;
    position: sticky;
    top: 0;
    z-index: 10;
    background: var(--bg-body);
}

.search-view-input-wrapper {
    position: relative;
}

.search-view-input-wrapper i {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-tertiary);
    font-size: 15px;
    pointer-events: none;
}

.search-view-input-wrapper input {
    width: 100%;
    height: 48px;
    padding: 0 44px 0 42px;
    border-radius: var(--radius-md);
    background: var(--bg-surface);
    color: var(--text-primary);
    font-size: 16px;
    box-shadow: var(--shadow-xs);
    border: 1.5px solid var(--border);
    transition: border-color var(--duration-fast), box-shadow var(--duration-fast);
}

.search-view-input-wrapper input::placeholder {
    color: var(--text-tertiary);
}

.search-view-input-wrapper input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-light);
}

.search-view-input-wrapper .search-clear-btn {
    right: 6px;
}

.search-results-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 16px 8px;
}

.search-results-header h2 {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
}

.search-count-badge {
    background: var(--primary-light);
    color: var(--primary);
    padding: 4px 12px;
    border-radius: var(--radius-full);
    font-size: 12px;
    font-weight: 700;
}

.search-results-list {
    padding: 0 16px 24px;
}

.search-result-item {
    background: var(--bg-surface);
    border-radius: var(--radius-md);
    padding: 16px;
    margin-bottom: 8px;
    cursor: pointer;
    transition: transform var(--duration-fast), background var(--duration-fast);
    box-shadow: var(--shadow-xs);
}

.search-result-item:active {
    transform: scale(0.98);
    background: var(--bg-surface-active);
}

.search-result-title {
    font-size: 15px;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 4px;
    line-height: 1.3;
}

.search-result-context {
    font-size: 13px;
    color: var(--text-tertiary);
    line-height: 1.4;
}

.search-empty {
    text-align: center;
    padding: 48px 20px;
    color: var(--text-tertiary);
}

.search-empty i {
    font-size: 40px;
    margin-bottom: 16px;
    display: block;
    opacity: 0.3;
}

.search-empty p {
    font-size: 15px;
}

.highlight {
    background: rgba(234, 179, 8, 0.2);
    color: inherit;
    padding: 0 2px;
    border-radius: 2px;
}

[data-theme="dark"] .highlight {
    background: rgba(234, 179, 8, 0.15);
}

.sop-view-pad {
    padding: 24px 20px 60px;
}

.sop-header {
    margin-bottom: 24px;
}

.sop-meta-row {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 10px;
    flex-wrap: wrap;
}

.sop-badge {
    padding: 4px 10px;
    border-radius: var(--radius-full);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.02em;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.sop-badge i {
    font-size: 11px;
}

.sop-date {
    font-size: 12px;
    color: var(--text-tertiary);
    font-family: var(--font-mono);
    font-weight: 500;
}

.sop-title {
    font-size: 24px;
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1.2;
    letter-spacing: -0.03em;
}

.sop-actions {
    display: flex;
    justify-content: flex-end;
    margin-bottom: 12px;
}

.btn-action {
    background: var(--bg-surface);
    color: var(--primary);
    font-weight: 600;
    font-size: 13px;
    padding: 8px 14px;
    border-radius: var(--radius-sm);
    transition: background var(--duration-fast);
    display: flex;
    align-items: center;
    gap: 6px;
    box-shadow: var(--shadow-xs);
    border: 1px solid var(--border);
}

.btn-action:active {
    background: var(--bg-surface-active);
    transform: scale(0.97);
}

.sop-body {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.sop-section {
    background: var(--bg-surface);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-xs);
    border-left: 4px solid var(--text-tertiary);
}

.section-header {
    padding: 0 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    cursor: pointer;
    -webkit-user-select: none;
    user-select: none;
    min-height: 56px;
    transition: background var(--duration-fast);
    gap: 12px;
}

.section-header:active {
    background: var(--bg-surface-active);
}

.section-title {
    display: flex;
    align-items: center;
    gap: 10px;
    flex: 1;
    min-width: 0;
}

.section-title span {
    font-size: 15px;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.3;
}

.section-icon {
    width: 28px;
    height: 28px;
    border-radius: var(--radius-xs);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    flex-shrink: 0;
    background: var(--bg-input);
}

.section-chevron {
    color: var(--text-tertiary);
    font-size: 13px;
    transition: transform var(--duration-slow) var(--ease-out);
    flex-shrink: 0;
}

.sop-section.open .section-chevron {
    transform: rotate(180deg);
}

.section-body {
    display: grid;
    grid-template-rows: 0fr;
    transition: grid-template-rows var(--duration-slow) var(--ease-out);
}

.sop-section.open .section-body {
    grid-template-rows: 1fr;
}

.section-collapse {
    overflow: hidden;
    min-height: 0;
}

.section-content {
    padding: 2px 16px 20px;
    color: var(--text-secondary);
    font-size: 15px;
    line-height: 1.65;
    border-top: 1px solid var(--border-light);
}

.section-content ul,
.section-content ol {
    margin: 10px 0;
    padding-left: 18px;
}

.section-content li {
    margin-bottom: 5px;
}

.section-content li ul,
.section-content li ol {
    margin: 4px 0;
}

.section-content h3 {
    font-size: 14px;
    font-weight: 700;
    color: var(--text-primary);
    margin: 20px 0 6px;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.section-content strong {
    font-weight: 600;
    color: var(--text-primary);
}

.section-content p {
    margin: 8px 0;
}

.section-content a {
    color: var(--text-link);
    text-decoration: underline;
    text-underline-offset: 2px;
}

.callout {
    padding: 14px 16px;
    border-radius: var(--radius-sm);
    margin: 14px 0;
    border-left: 4px solid;
    font-size: 14px;
    line-height: 1.55;
}

.callout p {
    margin: 0;
}

.callout-cave {
    background: var(--danger-bg);
    border-color: var(--danger);
}

.callout-cave strong {
    color: var(--danger);
}

.callout-wichtig,
.callout-merke {
    background: var(--info-light);
    border-color: var(--info);
}

.callout-wichtig strong,
.callout-merke strong {
    color: var(--info);
}

.callout-hinweis {
    background: var(--warning-bg);
    border-color: var(--warning);
}

.callout-hinweis strong {
    color: var(--warning);
}

.table-wrap {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    margin: 14px 0;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
    min-width: 360px;
}

thead {
    position: sticky;
    top: 0;
    z-index: 1;
}

th {
    background: var(--bg-surface-hover);
    font-weight: 600;
    text-align: left;
    padding: 10px 12px;
    border-bottom: 2px solid var(--border);
    color: var(--text-primary);
    white-space: nowrap;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

td {
    padding: 10px 12px;
    border-bottom: 1px solid var(--border-light);
    color: var(--text-secondary);
    line-height: 1.4;
}

tr:last-child td {
    border-bottom: none;
}

tbody tr {
    transition: background var(--duration-fast);
}

.cat-kardio .section-icon { background: var(--cat-kardio-bg); color: var(--cat-kardio-text); }
.sop-section.cat-kardio { border-left-color: var(--cat-kardio-dot); }
.sop-badge.cat-kardio { background: var(--cat-kardio-bg); color: var(--cat-kardio-text); }
.nav-item-dot.cat-kardio, .browse-item-dot.cat-kardio { background: var(--cat-kardio-dot); }
.cat-card.cat-kardio .cat-card-icon { background: var(--cat-kardio-bg); color: var(--cat-kardio-text); }

.cat-pulmo .section-icon { background: var(--cat-pulmo-bg); color: var(--cat-pulmo-text); }
.sop-section.cat-pulmo { border-left-color: var(--cat-pulmo-dot); }
.sop-badge.cat-pulmo { background: var(--cat-pulmo-bg); color: var(--cat-pulmo-text); }
.nav-item-dot.cat-pulmo, .browse-item-dot.cat-pulmo { background: var(--cat-pulmo-dot); }
.cat-card.cat-pulmo .cat-card-icon { background: var(--cat-pulmo-bg); color: var(--cat-pulmo-text); }

.cat-gi .section-icon { background: var(--cat-gi-bg); color: var(--cat-gi-text); }
.sop-section.cat-gi { border-left-color: var(--cat-gi-dot); }
.sop-badge.cat-gi { background: var(--cat-gi-bg); color: var(--cat-gi-text); }
.nav-item-dot.cat-gi, .browse-item-dot.cat-gi { background: var(--cat-gi-dot); }
.cat-card.cat-gi .cat-card-icon { background: var(--cat-gi-bg); color: var(--cat-gi-text); }

.cat-neuro .section-icon { background: var(--cat-neuro-bg); color: var(--cat-neuro-text); }
.sop-section.cat-neuro { border-left-color: var(--cat-neuro-dot); }
.sop-badge.cat-neuro { background: var(--cat-neuro-bg); color: var(--cat-neuro-text); }
.nav-item-dot.cat-neuro, .browse-item-dot.cat-neuro { background: var(--cat-neuro-dot); }
.cat-card.cat-neuro .cat-card-icon { background: var(--cat-neuro-bg); color: var(--cat-neuro-text); }

.cat-nephro .section-icon { background: var(--cat-nephro-bg); color: var(--cat-nephro-text); }
.sop-section.cat-nephro { border-left-color: var(--cat-nephro-dot); }
.sop-badge.cat-nephro { background: var(--cat-nephro-bg); color: var(--cat-nephro-text); }
.nav-item-dot.cat-nephro, .browse-item-dot.cat-nephro { background: var(--cat-nephro-dot); }
.cat-card.cat-nephro .cat-card-icon { background: var(--cat-nephro-bg); color: var(--cat-nephro-text); }

.cat-metab .section-icon { background: var(--cat-metab-bg); color: var(--cat-metab-text); }
.sop-section.cat-metab { border-left-color: var(--cat-metab-dot); }
.sop-badge.cat-metab { background: var(--cat-metab-bg); color: var(--cat-metab-text); }
.nav-item-dot.cat-metab, .browse-item-dot.cat-metab { background: var(--cat-metab-dot); }
.cat-card.cat-metab .cat-card-icon { background: var(--cat-metab-bg); color: var(--cat-metab-text); }

.cat-haem .section-icon { background: var(--cat-haem-bg); color: var(--cat-haem-text); }
.sop-section.cat-haem { border-left-color: var(--cat-haem-dot); }
.sop-badge.cat-haem { background: var(--cat-haem-bg); color: var(--cat-haem-text); }
.nav-item-dot.cat-haem, .browse-item-dot.cat-haem { background: var(--cat-haem-dot); }
.cat-card.cat-haem .cat-card-icon { background: var(--cat-haem-bg); color: var(--cat-haem-text); }

.cat-infekt .section-icon { background: var(--cat-infekt-bg); color: var(--cat-infekt-text); }
.sop-section.cat-infekt { border-left-color: var(--cat-infekt-dot); }
.sop-badge.cat-infekt { background: var(--cat-infekt-bg); color: var(--cat-infekt-text); }
.nav-item-dot.cat-infekt, .browse-item-dot.cat-infekt { background: var(--cat-infekt-dot); }
.cat-card.cat-infekt .cat-card-icon { background: var(--cat-infekt-bg); color: var(--cat-infekt-text); }

.cat-tox .section-icon { background: var(--cat-tox-bg); color: var(--cat-tox-text); }
.sop-section.cat-tox { border-left-color: var(--cat-tox-dot); }
.sop-badge.cat-tox { background: var(--cat-tox-bg); color: var(--cat-tox-text); }
.nav-item-dot.cat-tox, .browse-item-dot.cat-tox { background: var(--cat-tox-dot); }
.cat-card.cat-tox .cat-card-icon { background: var(--cat-tox-bg); color: var(--cat-tox-text); }

.cat-leit .section-icon { background: var(--cat-leit-bg); color: var(--cat-leit-text); }
.sop-section.cat-leit { border-left-color: var(--cat-leit-dot); }
.sop-badge.cat-leit { background: var(--cat-leit-bg); color: var(--cat-leit-text); }
.nav-item-dot.cat-leit, .browse-item-dot.cat-leit { background: var(--cat-leit-dot); }
.cat-card.cat-leit .cat-card-icon { background: var(--cat-leit-bg); color: var(--cat-leit-text); }

.cat-sonst .section-icon { background: var(--cat-sonst-bg); color: var(--cat-sonst-text); }
.sop-section.cat-sonst { border-left-color: var(--cat-sonst-dot); }
.sop-badge.cat-sonst { background: var(--cat-sonst-bg); color: var(--cat-sonst-text); }
.nav-item-dot.cat-sonst, .browse-item-dot.cat-sonst { background: var(--cat-sonst-dot); }
.cat-card.cat-sonst .cat-card-icon { background: var(--cat-sonst-bg); color: var(--cat-sonst-text); }

.fab {
    position: fixed;
    bottom: 24px;
    right: 20px;
    width: 48px;
    height: 48px;
    border-radius: var(--radius-full);
    background: var(--primary);
    color: white;
    box-shadow: var(--shadow-lg), 0 0 0 3px rgba(37, 99, 235, 0.15);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    z-index: 90;
    transition: transform var(--duration-normal) var(--ease-out), opacity var(--duration-normal) var(--ease-out);
    opacity: 0;
    transform: translateY(20px) scale(0.8);
    pointer-events: none;
}

.fab.visible {
    opacity: 1;
    transform: translateY(0) scale(1);
    pointer-events: auto;
}

.fab:active {
    transform: translateY(0) scale(0.9);
}

.no-results-message {
    text-align: center;
    padding: 32px 20px;
    color: var(--text-tertiary);
    font-size: 14px;
}

@keyframes viewFadeIn {
    from {
        opacity: 0;
        transform: translateY(8px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.view-animate-in {
    animation: viewFadeIn var(--duration-normal) var(--ease-out) both;
}

@media (min-width: 1024px) {
    .desktop-only {
        display: flex;
    }

    .mobile-only {
        display: none !important;
    }

    .sidebar {
        display: flex;
    }

    .mobile-header {
        display: none !important;
    }

    .bottom-nav {
        display: none !important;
    }

    .view-panel.view-pad {
        padding: 32px 40px 60px;
    }

    .sop-view-pad {
        padding: 32px 40px 60px;
    }

    .sop-title {
        font-size: 28px;
    }

    .section-header {
        padding: 0 20px;
    }

    .section-content {
        padding: 2px 20px 24px;
    }

    .cat-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 14px;
        padding: 0 0 40px;
    }

    .home-hero {
        padding: 40px 0 16px;
    }

    .home-section-title {
        padding: 0 0 14px;
    }

    .cat-card:hover {
        transform: translateY(-2px);
        box-shadow: var(--shadow-md);
    }
}

@media (max-width: 1023px) {
    .desktop-only {
        display: none !important;
    }

    .sidebar {
        display: none !important;
    }

    .mobile-header {
        display: flex;
    }

    .bottom-nav {
        display: flex;
    }

    .main-content {
        padding-top: calc(var(--header-height) + env(safe-area-inset-top, 0px));
        padding-bottom: calc(var(--bottom-nav-height) + env(safe-area-inset-bottom, 0px));
    }

    .content-scroll {
        height: 100%;
    }

    .view-panel.view-pad {
        padding: 20px 0 40px;
    }

    .sop-view-pad {
        padding: 16px 16px 40px;
    }

    .sop-title {
        font-size: 22px;
    }

    .fab {
        bottom: calc(var(--bottom-nav-height) + env(safe-area-inset-bottom, 0px) + 16px);
    }

    .home-logo-icon {
        width: 56px;
        height: 56px;
        font-size: 24px;
    }

    .home-title {
        font-size: 22px;
    }
}

@media (min-width: 600px) and (max-width: 1023px) {
    .cat-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media print {
    .sidebar,
    .mobile-header,
    .bottom-nav,
    .fab,
    .header-tools,
    .sop-actions,
    .section-chevron,
    .content-header,
    .browse-search-wrap,
    .browse-category-wrap {
        display: none !important;
    }

    .main-content {
        padding: 0 !important;
        background: white !important;
        overflow: visible !important;
    }

    .content-scroll {
        overflow: visible !important;
    }

    .sop-section {
        border: 1px solid #ccc;
        box-shadow: none;
        break-inside: avoid;
        page-break-inside: avoid;
        margin-bottom: 16px;
    }

    .section-body {
        grid-template-rows: 1fr !important;
    }

    .section-collapse {
        overflow: visible !important;
    }

    .section-content {
        padding: 8px 16px 16px !important;
    }

    .sop-view-pad {
        padding: 0 !important;
    }

    body {
        font-size: 11pt;
        color: black;
        background: white;
        overflow: visible;
    }

    .app-shell {
        display: block;
        overflow: visible;
    }

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

    .callout {
        border: 1px solid #ccc;
        background: #f9f9f9 !important;
    }
}