/* Reset and base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Simple, minimalist color palette with subtle depth */
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #818cf8;
    --accent: #f59e0b;
    --accent-light: #fbbf24;
    --bg-primary: #fafafa;
    --bg-card: #ffffff;
    --text-primary: #18181b;
    --text-secondary: #71717a;
    --text-muted: #a1a1aa;
    --border: #e4e4e7;
    --border-focus: #d4d4d8;

    /* Consistent design tokens */
    --radius: 12px;
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07);
    --transition: all 0.15s ease;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', sans-serif;
    background: linear-gradient(to bottom, #f8fafc 0%, #f1f5f9 100%);
    min-height: 100vh;
    min-height: 100dvh;
    color: var(--text-primary);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overscroll-behavior-y: auto;
}

.container {
    max-width: 480px;
    margin: 0 auto;
    height: 100vh;
    height: 100dvh;
    background: var(--bg-card);
    display: flex;
    flex-direction: column;
    box-shadow: 0 0 40px rgba(0, 0, 0, 0.04);
    overscroll-behavior-y: auto;
}

/* Header */
.header {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    padding: 1.25rem 1.5rem;
    position: relative;
    overflow: hidden;
}

/* Page navigation tabs */
.page-tabs {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    padding: 1rem 1.5rem;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
}

.page-tab {
    text-decoration: none;
    color: rgba(255, 255, 255, 0.75);
    font-size: 0.875rem;
    font-weight: 500;
    transition: var(--transition);
    -webkit-tap-highlight-color: transparent;
}

.page-tab:hover {
    color: rgba(255, 255, 255, 0.95);
}

.page-tab.active {
    color: white;
    font-weight: 600;
    border-bottom: 2px solid white;
    padding-bottom: 2px;
}

.header::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.header-content {
    display: flex;
    align-items: center;
    gap: 0.875rem;
    position: relative;
    z-index: 1;
}

.header-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2.5rem;
    height: 2.5rem;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 10px;
    backdrop-filter: blur(10px);
    flex-shrink: 0;
}

.header-icon svg {
    width: 1.5rem;
    height: 1.5rem;
    color: white;
    stroke-width: 2;
}

.header-text {
    display: flex;
    flex-direction: column;
    gap: 0.125rem;
    flex: 1;
}

.about-link {
    display: flex;
    align-items: center;
    gap: 0.375rem;
    padding: 0.5rem 0.75rem;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 8px;
    backdrop-filter: blur(10px);
    text-decoration: none;
    color: white;
    font-size: 0.875rem;
    font-weight: 500;
    transition: var(--transition);
    flex-shrink: 0;
    -webkit-tap-highlight-color: transparent;
}

.about-link:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: translateY(-1px);
}

.about-link:active {
    transform: translateY(0);
}

.about-link svg {
    width: 1rem;
    height: 1rem;
    stroke-width: 2;
}

.back-link {
    display: flex;
    align-items: center;
    gap: 0.375rem;
    padding: 0.5rem 0.75rem;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 8px;
    backdrop-filter: blur(10px);
    text-decoration: none;
    color: white;
    font-size: 0.875rem;
    font-weight: 500;
    transition: var(--transition);
    flex-shrink: 0;
    -webkit-tap-highlight-color: transparent;
}

.back-link:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: translateY(-1px);
}

.back-link:active {
    transform: translateY(0);
}

.back-link svg {
    width: 1rem;
    height: 1rem;
    stroke-width: 2;
}

.title {
    font-size: 1.125rem;
    font-weight: 700;
    color: white;
    letter-spacing: -0.015em;
    line-height: 1.2;
}

.subtitle {
    font-size: 0.8125rem;
    font-weight: 400;
    color: rgba(255, 255, 255, 0.85);
    line-height: 1.3;
}

/* Main content */
.main {
    flex: 1;
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    min-height: 0;
}

/* Search box */
.search-box {
    position: relative;
    display: flex;
    align-items: center;
}

.search-icon {
    position: absolute;
    left: 1rem;
    width: 1.125rem;
    height: 1.125rem;
    color: var(--text-muted);
    pointer-events: none;
    z-index: 1;
    stroke-width: 2;
}

.search-input {
    width: 100%;
    padding: 0.875rem 1rem 0.875rem 2.75rem;
    font-size: 1rem;
    font-weight: 400;
    background: linear-gradient(to bottom, #ffffff 0%, #fefefe 100%);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    outline: none;
    transition: var(--transition);
    box-shadow: var(--shadow);
    color: var(--text-primary);
}

.search-input:focus {
    border-color: var(--primary);
    background: #ffffff;
    box-shadow: var(--shadow-md), 0 0 0 3px rgba(99, 102, 241, 0.05);
}

.search-input:focus ~ .search-icon {
    color: var(--primary);
}

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

/* Toggle Switch */
.toggle-container {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    gap: 1rem;
    background: linear-gradient(to bottom, #fafafa 0%, #f5f5f5 100%);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 0.75rem 1rem;
    box-shadow: var(--shadow);
}

.toggle-container input[type="radio"] {
    display: none;
}

.toggle-option {
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
    -webkit-tap-highlight-color: transparent;
    user-select: none;
}

.toggle-option:active {
    transform: scale(0.98);
}

.toggle-label {
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: var(--transition);
}

#toggle-reverse:checked ~ label[for="toggle-reverse"] .toggle-label {
    color: var(--primary);
    font-weight: 600;
}

#toggle-term:checked ~ label[for="toggle-term"] .toggle-label {
    color: var(--primary);
    font-weight: 600;
}

.toggle-arrow {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2rem;
    height: 2rem;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    border-radius: 50%;
    box-shadow: 0 2px 4px rgba(99, 102, 241, 0.2);
    transition: transform 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    transform: rotate(0deg) scale(1.05);
}

.arrow-icon {
    width: 1.125rem;
    height: 1.125rem;
    color: white;
    stroke-width: 2.5;
}

/* Results container */
.results-container {
    flex: 1;
    position: relative;
    background: linear-gradient(to bottom, #ffffff 0%, #fefefe 100%);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    overflow: hidden;
    min-height: 0;
    display: flex;
    flex-direction: column;
}

.results {
    flex: 1;
    overflow-y: auto;
    font-size: 0.9375rem;
    line-height: 1.6;
    display: flex;
    flex-direction: column;
}

.results:not(.error):not(:empty) {
    padding: 1.5rem;
}

.results:empty {
    justify-content: center;
    align-items: center;
}

.results:empty::before {
    content: 'A keresési eredmények itt jelennek meg';
    color: var(--text-muted);
    font-size: 0.875rem;
    text-align: center;
}

/* Result items */
.result-item {
    margin-bottom: 1.5rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--border);
}

.result-item:last-child {
    margin-bottom: 0;
    padding-bottom: 0;
    border-bottom: none;
}

.result-term {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.375rem;
}

.result-type {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--primary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.75rem;
    display: inline-block;
    padding: 0.25rem 0.625rem;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.08) 0%, rgba(99, 102, 241, 0.12) 100%);
    border-radius: calc(var(--radius) / 2);
}

.result-definitions {
    list-style: none;
    margin-left: 0;
}

.result-definition {
    padding: 0.5rem 0;
    color: var(--text-secondary);
    position: relative;
    padding-left: 1.5rem;
    font-weight: 400;
}

.result-definition::before {
    content: attr(data-number);
    position: absolute;
    left: 0;
    font-weight: 600;
    color: var(--accent);
    font-size: 0.875rem;
}

/* Loading spinner */
.loading {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    background: linear-gradient(to bottom, rgba(255, 255, 255, 0.97) 0%, rgba(255, 255, 255, 0.95) 100%);
    backdrop-filter: blur(4px);
    z-index: 10;
}

.loading.hidden {
    display: none;
}

.spinner-container {
    width: 2.5rem;
    height: 2.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.spinner-icon {
    width: 2.5rem;
    height: 2.5rem;
    color: var(--primary);
    animation: spin 1s linear infinite;
    stroke-width: 2;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

.loading-text {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
}

/* Error state */
.results.error {
    justify-content: center;
    align-items: center;
}

.error-message {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.875rem;
    text-align: center;
    padding: 2rem;
}

.error-icon {
    width: 3rem;
    height: 3rem;
    color: var(--primary);
    stroke-width: 1.5;
}

.error-text {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.error-hint {
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-weight: 400;
}

.wildcard-search-button {
    margin-top: 0.75rem;
    padding: 0.625rem 1.25rem;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    color: white;
    border: none;
    border-radius: calc(var(--radius) / 1.5);
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: 0 2px 4px rgba(99, 102, 241, 0.2);
    -webkit-tap-highlight-color: transparent;
}

.wildcard-search-button:hover {
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
    transform: translateY(-1px);
    box-shadow: 0 4px 6px rgba(99, 102, 241, 0.25);
}

.wildcard-search-button:active {
    transform: translateY(0);
    box-shadow: 0 2px 4px rgba(99, 102, 241, 0.2);
}

/* Footer note */
.footer-note {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    padding: 0.875rem 1rem;
    padding-bottom: calc(0.875rem + env(safe-area-inset-bottom, 0px));
    background: linear-gradient(to right, rgba(245, 158, 11, 0.03) 0%, rgba(251, 191, 36, 0.05) 100%);
    border: 1px solid rgba(245, 158, 11, 0.1);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    flex-shrink: 0;
}

.info-icon {
    width: 1rem;
    height: 1rem;
    color: var(--accent);
    flex-shrink: 0;
    stroke-width: 2;
}

.footer-note p {
    font-size: 0.8125rem;
    color: var(--text-secondary);
    line-height: 1.5;
    font-weight: 400;
    margin: 0;
}

.footer-note strong {
    color: var(--accent);
    font-weight: 600;
}

/* Scrollbar styling */
.results::-webkit-scrollbar {
    width: 6px;
}

.results::-webkit-scrollbar-track {
    background: transparent;
}

.results::-webkit-scrollbar-thumb {
    background: linear-gradient(to bottom, var(--border-focus) 0%, var(--text-muted) 100%);
    border-radius: var(--radius);
}

.results::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

/* Touch improvements */
@media (hover: hover) {
    .search-input:hover {
        border-color: var(--border-focus);
    }
}

/* Accessibility improvements */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Tabs container styling */
.tabs-container {
    flex: 1;
    display: flex;
    flex-direction: column;
    background: linear-gradient(to bottom, #ffffff 0%, #fefefe 100%);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    overflow: hidden;
}

.tabs-nav {
    display: flex;
    gap: 0.5rem;
    padding: 1rem 1rem 0 1rem;
    background: linear-gradient(to bottom, #fafafa 0%, #f5f5f5 100%);
    border-bottom: 1px solid var(--border);
}

.tab-button {
    flex: 1;
    padding: 0.75rem 1rem;
    background: transparent;
    border: none;
    border-bottom: 2px solid transparent;
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition);
    -webkit-tap-highlight-color: transparent;
    border-radius: calc(var(--radius) / 2) calc(var(--radius) / 2) 0 0;
}

.tab-button:hover {
    color: var(--text-primary);
    background: rgba(99, 102, 241, 0.05);
}

.tab-button.active {
    color: var(--primary);
    font-weight: 600;
    background: linear-gradient(to bottom, #ffffff 0%, #fefefe 100%);
    border-bottom-color: var(--primary);
}

.tabs-content {
    flex: 1;
    overflow-y: auto;
    position: relative;
}

.tab-content {
    display: none;
    padding: 1.5rem;
    animation: fadeIn 0.2s ease-in-out;
}

.tab-content.active {
    display: block;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Markdown content styling */
.markdown-content,
.tab-content {
    flex: 1;
    overflow-y: auto;
}

.markdown-content {
    padding: 1.5rem;
    background: linear-gradient(to bottom, #ffffff 0%, #fefefe 100%);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.markdown-content h1,
.tab-content h1 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1rem;
    line-height: 1.3;
}

.markdown-content h2,
.tab-content h2 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-top: 2rem;
    margin-bottom: 0.75rem;
    line-height: 1.4;
}

.markdown-content h3,
.tab-content h3 {
    font-size: 1.0625rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-top: 1.5rem;
    margin-bottom: 0.625rem;
    line-height: 1.4;
}

.markdown-content p,
.tab-content p {
    font-size: 0.9375rem;
    line-height: 1.7;
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

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

.markdown-content ul,
.tab-content ul {
    list-style: none;
    margin: 0.5rem 0 1.5rem 0;
    padding: 0;
}

.markdown-content li,
.tab-content li {
    font-size: 0.9375rem;
    line-height: 1.7;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
    padding-left: 1.5rem;
    position: relative;
}

.markdown-content li::before,
.tab-content li::before {
    content: '•';
    position: absolute;
    left: 0.5rem;
    color: var(--primary);
    font-weight: 600;
}

.markdown-content code,
.tab-content code {
    font-family: 'SF Mono', 'Monaco', 'Consolas', monospace;
    font-size: 0.875rem;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.08) 0%, rgba(99, 102, 241, 0.12) 100%);
    color: var(--primary);
    padding: 0.125rem 0.375rem;
    border-radius: 4px;
    font-weight: 500;
}

.markdown-content hr,
.tab-content hr {
    border: none;
    border-top: 1px solid var(--border);
    margin: 2rem 0;
}

.markdown-content a,
.tab-content a {
    color: var(--primary);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
}

.markdown-content a:hover,
.tab-content a:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

.markdown-content em,
.tab-content em {
    font-style: italic;
    color: var(--text-secondary);
}

/* Scrollbar for markdown content and tabs */
.markdown-content::-webkit-scrollbar,
.tabs-content::-webkit-scrollbar {
    width: 6px;
}

.markdown-content::-webkit-scrollbar-track,
.tabs-content::-webkit-scrollbar-track {
    background: transparent;
}

.markdown-content::-webkit-scrollbar-thumb,
.tabs-content::-webkit-scrollbar-thumb {
    background: linear-gradient(to bottom, var(--border-focus) 0%, var(--text-muted) 100%);
    border-radius: var(--radius);
}

.markdown-content::-webkit-scrollbar-thumb:hover,
.tabs-content::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}