/* ============================================================================
   Fatwa Library - Modern Interactive Design with Alpine.js
   ============================================================================ */

/* ----------------------------------------------------------------------------
   CSS Variables
   ---------------------------------------------------------------------------- */
:root {
    /* Primary - Deep Forest Green */
    --color-primary: #1a4d3e;
    --color-primary-light: #2a6b56;
    --color-primary-dark: #0f3328;
    --color-primary-glow: rgba(26, 77, 62, 0.4);
    
    /* Accent - Refined Gold */
    --color-accent: #c9a227;
    --color-accent-light: #dbb94a;
    --color-accent-muted: rgba(201, 162, 39, 0.15);
    
    /* Neutrals - Warm Tones */
    --color-bg: #fdfcfa;
    --color-bg-subtle: #f8f6f3;
    --color-surface: #ffffff;
    --color-text: #2d3436;
    --color-text-secondary: #636e72;
    --color-text-muted: #a0a8ab;
    --color-border: #e9e5df;
    --color-border-light: #f2efeb;
    
    /* Shadows - Subtle & Refined */
    --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.04);
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.12);
    --shadow-glow: 0 0 0 3px rgba(26, 77, 62, 0.1);
    --shadow-glow-accent: 0 0 20px rgba(201, 162, 39, 0.3);
    
    /* Typography - Elegant Pairing */
    --font-display: 'Noto Naskh Arabic', Georgia, serif;
    --font-body: 'IBM Plex Sans Arabic', -apple-system, sans-serif;
    
    /* Spacing Scale */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 20px;
    --radius-full: 9999px;
    
    /* Transitions */
    --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-elastic: cubic-bezier(0.68, -0.55, 0.265, 1.55);
    --ease-bounce: cubic-bezier(0.34, 1.56, 0.64, 1);
    --transition-fast: 150ms var(--ease-out);
    --transition-normal: 300ms var(--ease-out);
    --transition-slow: 500ms var(--ease-out);
    --transition-elastic: 600ms var(--ease-elastic);
}

/* Dark Mode - Manual Toggle */
[data-theme="dark"] {
    --color-bg: #111715;
    --color-bg-subtle: #1a1f1d;
    --color-surface: #1e2422;
    --color-text: #e8e6e1;
    --color-text-secondary: #a8a5a0;
    --color-text-muted: #6b6966;
    --color-border: #2d322f;
    --color-border-light: #252a28;
    --color-primary: #3a9d7a;
    --color-primary-light: #4db892;
    --color-primary-glow: rgba(58, 157, 122, 0.3);
    --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.2);
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.25);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.35);
    --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.4);
    --shadow-glow: 0 0 0 3px rgba(77, 184, 146, 0.2);
}

/* Dark Mode - System Preference Fallback (when no manual choice) */
@media (prefers-color-scheme: dark) {
    [data-theme="system"] {
        --color-bg: #111715;
        --color-bg-subtle: #1a1f1d;
        --color-surface: #1e2422;
        --color-text: #e8e6e1;
        --color-text-secondary: #a8a5a0;
        --color-text-muted: #6b6966;
        --color-border: #2d322f;
        --color-border-light: #252a28;
        --color-primary: #3a9d7a;
        --color-primary-light: #4db892;
        --color-primary-glow: rgba(58, 157, 122, 0.3);
        --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.2);
        --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.25);
        --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.3);
        --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.35);
        --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.4);
        --shadow-glow: 0 0 0 3px rgba(77, 184, 146, 0.2);
    }
}

/* ----------------------------------------------------------------------------
   Theme Toggle Button
   ---------------------------------------------------------------------------- */
.theme-toggle {
    position: fixed;
    top: var(--space-lg);
    left: var(--space-lg);
    z-index: 1000;
    width: 44px;
    height: 44px;
    border-radius: var(--radius-full);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    color: var(--color-text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
    overflow: hidden;
}

.theme-toggle:hover {
    background: var(--color-bg-subtle);
    border-color: var(--color-primary);
    color: var(--color-primary);
    transform: scale(1.1);
    box-shadow: var(--shadow-lg);
}

.theme-toggle:active {
    transform: scale(0.95);
}

.theme-toggle svg {
    width: 20px;
    height: 20px;
    transition: transform var(--transition-normal), opacity var(--transition-fast);
}

.theme-toggle .icon-sun,
.theme-toggle .icon-moon {
    position: absolute;
}

/* Light mode: show moon icon (to switch to dark) */
[data-theme="light"] .theme-toggle .icon-sun,
[data-theme="system"] .theme-toggle .icon-sun {
    opacity: 0;
    transform: rotate(-90deg) scale(0.5);
}

[data-theme="light"] .theme-toggle .icon-moon,
[data-theme="system"] .theme-toggle .icon-moon {
    opacity: 1;
    transform: rotate(0deg) scale(1);
}

/* Dark mode: show sun icon (to switch to light) */
[data-theme="dark"] .theme-toggle .icon-sun {
    opacity: 1;
    transform: rotate(0deg) scale(1);
}

[data-theme="dark"] .theme-toggle .icon-moon {
    opacity: 0;
    transform: rotate(90deg) scale(0.5);
}

/* System preference dark mode icon visibility */
@media (prefers-color-scheme: dark) {
    [data-theme="system"] .theme-toggle .icon-sun {
        opacity: 1;
        transform: rotate(0deg) scale(1);
    }
    
    [data-theme="system"] .theme-toggle .icon-moon {
        opacity: 0;
        transform: rotate(90deg) scale(0.5);
    }
}

/* Adjust position on results page */
.results .theme-toggle {
    top: auto;
    bottom: var(--space-lg);
}

/* Mobile: Move theme toggle to bottom to avoid overlapping with search bar */
@media (max-width: 768px) {
    .theme-toggle {
        top: auto;
        bottom: var(--space-lg);
    }
}

/* ----------------------------------------------------------------------------
   Base Styles
   ---------------------------------------------------------------------------- */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-body);
    font-weight: 400;
    background-color: var(--color-bg);
    color: var(--color-text);
    line-height: 1.75;
    min-height: 100vh;
    direction: rtl;
    letter-spacing: -0.01em;
    overflow-x: hidden;
}

/* Alpine.js cloak */
[x-cloak] {
    display: none !important;
}

/* Skip Link */
.skip-link {
    position: absolute;
    top: -100%;
    right: var(--space-md);
    background: var(--color-primary);
    color: white;
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-md);
    z-index: 1000;
    transition: top var(--transition-fast);
    font-size: 0.875rem;
}

.skip-link:focus {
    top: var(--space-md);
}

/* Hidden Utility */
.hidden {
    display: none !important;
}

/* ----------------------------------------------------------------------------
   Page Transitions
   ---------------------------------------------------------------------------- */
.page-enter {
    transition: all 400ms var(--ease-out);
}

.page-enter-start {
    opacity: 0;
    transform: translateY(20px);
}

.page-enter-end {
    opacity: 1;
    transform: translateY(0);
}

.page-leave {
    transition: all 300ms var(--ease-out);
}

.page-leave-start {
    opacity: 1;
    transform: translateY(0);
}

.page-leave-end {
    opacity: 0;
    transform: translateY(-20px);
}

/* Fade Transitions */
.fade-in {
    animation: fadeIn 400ms var(--ease-out);
}

.fade-out {
    animation: fadeOut 300ms var(--ease-out);
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes fadeOut {
    from { opacity: 1; }
    to { opacity: 0; }
}

/* ----------------------------------------------------------------------------
   Toast Notifications
   ---------------------------------------------------------------------------- */
.toast-container {
    position: fixed;
    top: var(--space-xl);
    left: 50%;
    transform: translateX(-50%);
    z-index: 10000;
}

.toast {
    background: var(--color-surface);
    color: var(--color-text);
    padding: var(--space-md) var(--space-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--color-border);
    font-size: 0.9375rem;
}

.toast.error {
    border-color: #e74c3c;
    background: linear-gradient(135deg, #fef2f2, #fee2e2);
    color: #991b1b;
}

.toast-enter {
    animation: toastIn 400ms var(--ease-bounce);
}

.toast-leave {
    animation: toastOut 300ms var(--ease-out);
}

@keyframes toastIn {
    from {
        opacity: 0;
        transform: translateY(-20px) scale(0.9);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

@keyframes toastOut {
    from {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
    to {
        opacity: 0;
        transform: translateY(-20px) scale(0.9);
    }
}

/* ----------------------------------------------------------------------------
   Landing Page
   ---------------------------------------------------------------------------- */
.landing {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Hero Section */
.hero {
    text-align: center;
    padding: var(--space-4xl) var(--space-xl) var(--space-2xl);
}

.hero-decoration {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-lg);
    margin-bottom: var(--space-xl);
    color: var(--color-accent);
    transition: transform 0.1s ease-out;
    will-change: transform;
}

.hero-line {
    width: 60px;
    height: 2px;
    opacity: 0.6;
}

.hero-ornament {
    width: 12px;
    height: 12px;
    background: var(--color-accent);
    transform: rotate(45deg);
    opacity: 0.8;
    transition: transform 0.3s var(--ease-out), box-shadow 0.3s ease;
}

.hero-ornament.animate-float {
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: rotate(45deg) translateY(0); }
    50% { transform: rotate(45deg) translateY(-6px); }
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 7vw, 3.5rem);
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: var(--space-sm);
    letter-spacing: -0.02em;
    line-height: 1.2;
    opacity: 0;
    transform: translateY(20px);
}

.hero-title.animate-in {
    animation: slideUp 0.8s var(--ease-out) forwards;
}

.hero-subtitle {
    font-size: 1.125rem;
    font-weight: 300;
    color: var(--color-text-secondary);
    letter-spacing: 0.02em;
    opacity: 0;
    transform: translateY(20px);
}

.hero-subtitle.animate-in {
    animation: slideUp 0.8s var(--ease-out) 0.1s forwards;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Search Section */
.search-section {
    padding: 0 var(--space-xl) var(--space-3xl);
    max-width: 640px;
    margin: 0 auto;
    width: 100%;
    opacity: 0;
    transform: translateY(20px);
}

.search-section.animate-in {
    animation: slideUp 0.8s var(--ease-out) 0.2s forwards;
}

.search-form {
    width: 100%;
}

.search-input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-full);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
    overflow: hidden;
}

.search-input-wrapper:hover {
    border-color: var(--color-border);
    box-shadow: var(--shadow-md);
    transform: translateY(-1px);
}

.search-input-wrapper.focused {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-md), var(--shadow-glow);
    transform: translateY(-2px);
}

.search-input-wrapper.has-value .search-input {
    font-weight: 500;
}

/* Search Glow Effect */
.search-glow {
    position: absolute;
    inset: -2px;
    background: linear-gradient(135deg, var(--color-primary-glow), transparent, var(--color-accent-muted));
    border-radius: var(--radius-full);
    opacity: 0;
    animation: glowPulse 2s ease-in-out infinite;
    pointer-events: none;
    z-index: -1;
}

@keyframes glowPulse {
    0%, 100% { opacity: 0.3; transform: scale(1); }
    50% { opacity: 0.6; transform: scale(1.02); }
}

.search-input {
    flex: 1;
    border: none;
    background: transparent;
    padding: var(--space-lg) var(--space-xl);
    font-size: 1.0625rem;
    font-family: var(--font-body);
    font-weight: 400;
    color: var(--color-text);
    outline: none;
    min-width: 0;
    transition: font-weight var(--transition-fast);
}

.search-input::placeholder {
    color: var(--color-text-muted);
    font-weight: 300;
    transition: opacity var(--transition-fast);
}

.search-button {
    background: var(--color-primary);
    color: white;
    border: none;
    width: 48px;
    height: 48px;
    margin: 4px;
    border-radius: var(--radius-full);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
    flex-shrink: 0;
    position: relative;
    overflow: hidden;
}

.search-button:hover {
    background: var(--color-primary-light);
    transform: scale(1.08);
}

.search-button:active {
    transform: scale(0.95);
}

.search-button.is-loading {
    pointer-events: none;
}

/* Button Spinner */
.btn-spinner {
    width: 20px;
    height: 20px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

/* Ripple Effect */
.ripple-btn {
    position: relative;
    overflow: hidden;
}

.ripple-btn .ripple {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.4);
    transform: scale(0);
    animation: ripple 600ms ease-out;
    pointer-events: none;
}

@keyframes ripple {
    to {
        transform: scale(4);
        opacity: 0;
    }
}

/* Magnetic Hover Effect */
.magnetic-hover {
    transition: transform var(--transition-fast);
}

/* Statistics Section */
.stats-section {
    padding: var(--space-xl) var(--space-xl) var(--space-3xl);
}

.stats-container {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2xl);
    flex-wrap: wrap;
}

.stat-item {
    text-align: center;
    min-width: 80px;
    opacity: 0;
    transform: translateY(20px);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.stat-item.animate-in {
    animation: slideUp 0.6s var(--ease-out) forwards;
}

.stat-number {
    display: block;
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 600;
    color: var(--color-primary);
    line-height: 1.2;
    margin-bottom: var(--space-xs);
}

.stat-number.stat-text {
    font-size: 1.5rem;
}

.stat-label {
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: var(--color-border);
}

/* Hover Lift Effect */
.hover-lift {
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.hover-lift:hover {
    transform: translateY(-4px);
}

/* Hover Scale Effect */
.hover-scale {
    transition: transform var(--transition-fast);
}

.hover-scale:hover {
    transform: scale(1.05);
}

/* Hover Underline Effect */
.hover-underline {
    position: relative;
    text-decoration: none;
}

.hover-underline::after {
    content: '';
    position: absolute;
    bottom: -2px;
    right: 0;
    width: 0;
    height: 1px;
    background: currentColor;
    transition: width var(--transition-normal);
}

.hover-underline:hover::after {
    width: 100%;
}

/* Section Titles */
.section-title {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-lg);
    margin-bottom: var(--space-2xl);
    opacity: 0;
    transform: translateY(20px);
}

.section-title.animate-in {
    animation: slideUp 0.6s var(--ease-out) forwards;
}

.title-text {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-text);
    white-space: nowrap;
}

.title-line {
    flex: 1;
    max-width: 100px;
    height: 1px;
    background: linear-gradient(to var(--direction, left), var(--color-border), transparent);
}

.title-line:first-child {
    --direction: right;
}

/* Scholars Section */
.scholars-section {
    padding: var(--space-2xl) var(--space-xl);
    max-width: 1100px;
    margin: 0 auto;
}

.scholars-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
    justify-content: center;
}

.scholars-grid .scholar-card {
    max-width: 100%;
}

/* Tilt Card Effect */
.tilt-card {
    transform-style: preserve-3d;
    perspective: 1000px;
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.tilt-card .card-shine {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, 
        rgba(255, 255, 255, 0.1) 0%, 
        rgba(255, 255, 255, 0) 50%,
        rgba(0, 0, 0, 0.05) 100%
    );
    opacity: 0;
    transition: opacity var(--transition-normal);
    pointer-events: none;
    border-radius: inherit;
}

.tilt-card:hover .card-shine {
    opacity: 1;
}

.scholar-card {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
    background: var(--color-surface);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    cursor: pointer;
    position: relative;
    overflow: hidden;
    opacity: 0;
    transform: translateY(20px);
}

.scholar-card.animate-in {
    animation: slideUp 0.6s var(--ease-out) forwards;
}

.scholar-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--color-primary-glow), transparent);
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.scholar-card:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-lg);
}

.scholar-card:hover::before {
    opacity: 0.1;
}

.scholar-image-wrapper {
    width: 72px;
    height: 72px;
    border-radius: var(--radius-full);
    overflow: hidden;
    flex-shrink: 0;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    border: 2px solid var(--color-border-light);
    transition: transform var(--transition-normal), border-color var(--transition-normal);
    z-index: 1;
}

.scholar-card:hover .scholar-image-wrapper {
    transform: scale(1.05);
    border-color: var(--color-primary);
}

.scholar-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.scholar-initials {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 600;
    color: white;
}

.scholar-info {
    flex: 1;
    min-width: 0;
    z-index: 1;
}

.scholar-name {
    font-family: var(--font-display);
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: var(--space-xs);
    line-height: 1.3;
}

.scholar-title {
    font-size: 0.8125rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-xs);
    line-height: 1.4;
}

.scholar-count {
    font-size: 0.875rem;
    color: var(--color-primary);
    font-weight: 500;
}

.scholar-bio-btn {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    border: 1px solid var(--color-border);
    background: var(--color-bg);
    color: var(--color-text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
    flex-shrink: 0;
    z-index: 1;
    position: relative;
    overflow: hidden;
}

.scholar-bio-btn:hover {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: white;
    transform: scale(1.1) rotate(180deg);
}

.scholar-bio-btn svg {
    transition: transform var(--transition-normal);
}

/* About Section */
.about-section {
    padding: var(--space-2xl) var(--space-xl) var(--space-3xl);
    max-width: 700px;
    margin: 0 auto;
}

.about-content {
    text-align: center;
    opacity: 0;
    transform: translateY(20px);
}

.about-content.animate-in {
    animation: slideUp 0.6s var(--ease-out) forwards;
}

.about-text {
    font-size: 1.0625rem;
    line-height: 1.9;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-2xl);
}

.tech-features {
    display: flex;
    justify-content: center;
    gap: var(--space-2xl);
    flex-wrap: wrap;
}

.tech-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
    opacity: 0;
    transform: translateY(20px);
}

.tech-item.animate-in {
    animation: slideUp 0.6s var(--ease-out) forwards;
}

.tech-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-full);
    background: var(--color-accent-muted);
    color: var(--color-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.tech-item:hover .tech-icon {
    transform: scale(1.1) rotate(5deg);
    box-shadow: var(--shadow-glow-accent);
}

.tech-item span {
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--color-text-secondary);
}

/* Contributors Section */
.contributors-section {
    padding: var(--space-2xl) var(--space-xl) var(--space-3xl);
    max-width: 900px;
    margin: 0 auto;
}

.contributors-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
}

.contributor-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    text-align: center;
    opacity: 0;
    transform: translateY(20px);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.contributor-card.animate-in {
    animation: slideUp 0.6s var(--ease-out) forwards;
}

.contributor-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.contributor-card:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-lg);
    transform: translateY(-6px);
}

.contributor-card:hover::before {
    opacity: 1;
}

.contributor-avatar {
    width: 72px;
    height: 72px;
    border-radius: var(--radius-full);
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    margin: 0 auto var(--space-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    border: 3px solid var(--color-border-light);
    transition: transform var(--transition-normal), border-color var(--transition-normal);
}

.contributor-card:hover .contributor-avatar {
    transform: scale(1.1);
    border-color: var(--color-accent);
}

.contributor-initials {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 600;
    color: white;
}

.contributor-info {
    min-width: 0;
}

.contributor-name {
    font-family: var(--font-display);
    font-size: 1.0625rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: var(--space-xs);
    line-height: 1.4;
}

.contributor-name-en {
    font-size: 0.8125rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-sm);
    font-weight: 400;
    letter-spacing: 0.01em;
}

.contributor-role {
    font-size: 0.75rem;
    color: var(--color-primary);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.contributor-linkedin {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    margin-top: var(--space-sm);
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--color-text-muted);
    transition: color var(--transition-fast);
}

.contributor-card:hover .contributor-linkedin {
    color: #0077b5;
}

.contributor-linkedin svg {
    transition: transform var(--transition-fast);
}

.contributor-card:hover .contributor-linkedin svg {
    transform: scale(1.1);
}

/* Make contributor card a link */
a.contributor-card {
    text-decoration: none;
    color: inherit;
    display: block;
}

/* Footer */
.footer {
    padding: var(--space-2xl) var(--space-xl);
    text-align: center;
    margin-top: auto;
    opacity: 0;
    transform: translateY(20px);
}

.footer.animate-in {
    animation: slideUp 0.6s var(--ease-out) forwards;
}

.footer-divider {
    width: 40px;
    height: 1px;
    background: var(--color-border);
    margin: 0 auto var(--space-lg);
}

.footer-text {
    font-size: 0.8125rem;
    color: var(--color-text-muted);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    flex-wrap: wrap;
}

.footer-dot {
    width: 3px;
    height: 3px;
    background: var(--color-border);
    border-radius: var(--radius-full);
}

.footer a {
    color: var(--color-text-secondary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.footer a:hover {
    color: var(--color-primary);
}

/* ----------------------------------------------------------------------------
   Results Page
   ---------------------------------------------------------------------------- */
.results {
    min-height: 100vh;
    background: var(--color-bg-subtle);
}

/* Results Header */
.results-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.95);
    border-bottom: 1px solid var(--color-border-light);
    padding: var(--space-md) var(--space-xl);
    display: flex;
    align-items: center;
    gap: var(--space-xl);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

/* Dark mode results header */
[data-theme="dark"] .results-header {
    background: rgba(30, 36, 34, 0.95);
}

@media (prefers-color-scheme: dark) {
    [data-theme="system"] .results-header {
        background: rgba(30, 36, 34, 0.95);
    }
}

/* Dark mode toast error styling */
[data-theme="dark"] .toast.error {
    background: linear-gradient(135deg, #2d1f1f, #3d2424);
    border-color: #b33a3a;
    color: #f5c6c6;
}

@media (prefers-color-scheme: dark) {
    [data-theme="system"] .toast.error {
        background: linear-gradient(135deg, #2d1f1f, #3d2424);
        border-color: #b33a3a;
        color: #f5c6c6;
    }
}

.logo-link {
    display: flex;
    align-items: center;
    text-decoration: none;
    transition: all var(--transition-fast);
}

.logo-link:hover {
    opacity: 0.7;
}

.logo-text {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-primary);
}

.search-form--compact {
    flex: 1;
    max-width: 480px;
}

.search-form--compact .search-input-wrapper {
    border-radius: var(--radius-lg);
}

.search-form--compact .search-input {
    padding: var(--space-md) var(--space-lg);
    font-size: 0.9375rem;
}

.search-form--compact .search-button {
    width: 36px;
    height: 36px;
}

/* Results Container */
.results-container {
    max-width: 800px;
    margin: 0 auto;
    padding: var(--space-2xl) var(--space-xl);
}

/* Loading State */
.loading-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-4xl) var(--space-xl);
    min-height: 400px;
}

.loading-spinner-fancy {
    position: relative;
    width: 60px;
    height: 60px;
}

.spinner-ring {
    position: absolute;
    inset: 0;
    border: 2px solid transparent;
    border-radius: 50%;
}

.spinner-ring:nth-child(1) {
    border-top-color: var(--color-primary);
    animation: spinRing 1.2s cubic-bezier(0.5, 0, 0.5, 1) infinite;
}

.spinner-ring:nth-child(2) {
    border-right-color: var(--color-accent);
    animation: spinRing 1.2s cubic-bezier(0.5, 0, 0.5, 1) infinite;
    animation-delay: -0.4s;
}

.spinner-ring:nth-child(3) {
    border-bottom-color: var(--color-primary-light);
    animation: spinRing 1.2s cubic-bezier(0.5, 0, 0.5, 1) infinite;
    animation-delay: -0.8s;
}

@keyframes spinRing {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.loading-text {
    margin-top: var(--space-lg);
    color: var(--color-text-secondary);
    font-size: 0.9375rem;
    animation: pulse 1.5s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

/* Results Info */
.results-info {
    margin-bottom: var(--space-xl);
    padding-bottom: var(--space-lg);
    border-bottom: 1px solid var(--color-border-light);
}

.results-title {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: var(--space-xs);
}

.highlight-number {
    color: var(--color-primary);
    font-weight: 700;
}

.results-meta {
    font-size: 0.8125rem;
    color: var(--color-text-muted);
}

/* Scholar Filter */
.filter-container {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
    flex-wrap: wrap;
}

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

.filter-buttons {
    display: flex;
    gap: var(--space-sm);
    flex-wrap: wrap;
}

.filter-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-sm) var(--space-md);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-full);
    font-family: var(--font-body);
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.filter-btn:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
    background: var(--color-accent-muted);
}

.filter-btn.active {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: white;
}

.filter-btn.active:hover {
    background: var(--color-primary-light);
    border-color: var(--color-primary-light);
    color: white;
}

.filter-scholar-img {
    width: 20px;
    height: 20px;
    border-radius: var(--radius-full);
    object-fit: cover;
}

.filter-count {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 20px;
    height: 20px;
    padding: 0 var(--space-xs);
    background: rgba(0, 0, 0, 0.1);
    border-radius: var(--radius-full);
    font-size: 0.6875rem;
    font-weight: 600;
}

.filter-btn.active .filter-count {
    background: rgba(255, 255, 255, 0.2);
}

/* Result Card */
.result-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    margin-bottom: var(--space-lg);
    position: relative;
    opacity: 0;
    transform: translateY(20px);
    transition: all var(--transition-normal);
}

.result-card.animate-in {
    animation: slideUp 0.5s var(--ease-out) forwards;
}

.result-card::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    width: 3px;
    background: var(--color-primary);
    border-radius: var(--radius-lg) 0 0 var(--radius-lg);
    opacity: 0;
    transition: opacity var(--transition-fast);
}

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

.result-card:hover::before {
    opacity: 1;
}

.result-card-header {
    display: flex;
    gap: var(--space-lg);
    margin-bottom: var(--space-lg);
}

.result-card-content {
    flex: 1;
    min-width: 0;
}

.result-title {
    font-family: var(--font-display);
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: var(--space-sm);
    line-height: 1.5;
}

.result-category {
    display: inline-block;
    font-size: 0.6875rem;
    font-weight: 500;
    color: var(--color-primary);
    background: var(--color-accent-muted);
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-sm);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.result-scholar-image {
    width: 52px;
    height: 52px;
    border-radius: var(--radius-full);
    overflow: hidden;
    flex-shrink: 0;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    border: 2px solid var(--color-border-light);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.result-scholar-image:hover {
    transform: scale(1.1);
    border-color: var(--color-primary);
    box-shadow: var(--shadow-md);
}

.result-scholar-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.result-scholar-initials {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-display);
    font-size: 1.125rem;
    font-weight: 600;
    color: white;
}

/* Question & Answer */
.result-section {
    margin-bottom: var(--space-md);
}

.result-section-label {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--color-primary);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: var(--space-xs);
}

.result-question,
.result-answer {
    font-size: 0.9375rem;
    color: var(--color-text);
    line-height: 1.85;
}

.result-answer {
    transition: all var(--transition-slow);
}

.result-answer.collapsed {
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.expand-btn {
    background: none;
    border: none;
    color: var(--color-primary);
    font-family: var(--font-body);
    font-size: 0.8125rem;
    font-weight: 500;
    cursor: pointer;
    padding: var(--space-xs) 0;
    margin-top: var(--space-xs);
    transition: all var(--transition-fast);
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
}

.expand-btn:hover {
    color: var(--color-primary-light);
    transform: translateX(-4px);
}

/* Result Actions */
.result-actions {
    display: flex;
    gap: var(--space-lg);
    padding-top: var(--space-md);
    border-top: 1px solid var(--color-border-light);
    margin-top: var(--space-lg);
}

.result-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    text-decoration: none;
    padding: var(--space-xs) 0;
    transition: all var(--transition-fast);
    background: none;
    border: none;
    cursor: pointer;
    font-family: var(--font-body);
    position: relative;
    overflow: hidden;
}

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

.result-link svg {
    opacity: 0.7;
    transition: transform var(--transition-fast);
}

.result-link:hover svg {
    transform: scale(1.1);
}

/* Empty State */
.empty-container {
    text-align: center;
    padding: var(--space-4xl) var(--space-xl);
    max-width: 400px;
    margin: 0 auto;
}

.empty-icon {
    color: var(--color-text-muted);
    margin-bottom: var(--space-lg);
    opacity: 0.5;
    animation: gentleBounce 2s ease-in-out infinite;
}

@keyframes gentleBounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.empty-title {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: var(--space-sm);
}

.empty-message {
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-xl);
}

.empty-suggestions {
    text-align: right;
    list-style: none;
    background: var(--color-surface);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
}

.empty-suggestions li {
    padding: var(--space-sm) 0;
    padding-right: var(--space-lg);
    position: relative;
    color: var(--color-text-secondary);
    font-size: 0.875rem;
}

.empty-suggestions li::before {
    content: '';
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 4px;
    background: var(--color-accent);
    border-radius: var(--radius-full);
}

/* Error State */
.error-container {
    text-align: center;
    padding: var(--space-4xl) var(--space-xl);
    max-width: 400px;
    margin: 0 auto;
}

.error-icon {
    color: #e74c3c;
    margin-bottom: var(--space-lg);
    opacity: 0.8;
}

.shake-animation {
    animation: shake 0.6s ease-in-out;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    10%, 30%, 50%, 70%, 90% { transform: translateX(-5px); }
    20%, 40%, 60%, 80% { transform: translateX(5px); }
}

.error-title {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: var(--space-sm);
}

.error-message {
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-xl);
}

.retry-button {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    background: var(--color-primary);
    color: white;
    border: none;
    padding: var(--space-md) var(--space-xl);
    border-radius: var(--radius-full);
    font-family: var(--font-body);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
    position: relative;
    overflow: hidden;
}

.retry-button:hover {
    background: var(--color-primary-light);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.retry-button:active {
    transform: translateY(0);
}

/* ----------------------------------------------------------------------------
   Modal
   ---------------------------------------------------------------------------- */
.modal-overlay {
    position: fixed;
    inset: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-xl);
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
}

/* Modal Transitions */
.modal-enter {
    transition: all 300ms var(--ease-out);
}

.modal-enter-start {
    opacity: 0;
}

.modal-enter-end {
    opacity: 1;
}

.modal-leave {
    transition: all 200ms var(--ease-out);
}

.modal-leave-start {
    opacity: 1;
}

.modal-leave-end {
    opacity: 0;
}

.modal-content-enter {
    transition: all 400ms var(--ease-bounce);
}

.modal-content-enter-start {
    opacity: 0;
    transform: scale(0.9) translateY(20px);
}

.modal-content-enter-end {
    opacity: 1;
    transform: scale(1) translateY(0);
}

.modal-content {
    position: relative;
    background: var(--color-surface);
    border-radius: var(--radius-xl);
    max-width: 440px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-xl);
}

.modal-close {
    position: absolute;
    top: var(--space-md);
    left: var(--space-md);
    background: var(--color-bg);
    border: 1px solid var(--color-border-light);
    width: 36px;
    height: 36px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--color-text-secondary);
    transition: all var(--transition-fast);
    z-index: 1;
}

.modal-close:hover {
    background: var(--color-border-light);
    color: var(--color-text);
    transform: rotate(90deg);
}

.modal-body {
    padding: var(--space-2xl);
    text-align: center;
}

.modal-scholar-image {
    width: 96px;
    height: 96px;
    border-radius: var(--radius-full);
    margin: 0 auto var(--space-lg);
    overflow: hidden;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    border: 3px solid var(--color-border-light);
}

.modal-scholar-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.modal-scholar-image .scholar-initials {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 600;
    color: white;
}

.modal-title {
    font-family: var(--font-display);
    font-size: 1.375rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: var(--space-xs);
}

.modal-subtitle {
    font-size: 0.875rem;
    color: var(--color-primary);
    margin-bottom: var(--space-lg);
}

.modal-divider {
    width: 40px;
    height: 1px;
    background: var(--color-border);
    margin: 0 auto var(--space-lg);
}

.modal-bio {
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
    line-height: 1.85;
    margin-bottom: var(--space-xl);
    text-align: right;
}

.modal-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    background: transparent;
    color: var(--color-primary);
    text-decoration: none;
    padding: var(--space-md) var(--space-xl);
    border: 1px solid var(--color-primary);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 500;
    transition: all var(--transition-fast);
    position: relative;
    overflow: hidden;
}

.modal-link:hover {
    background: var(--color-primary);
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* ----------------------------------------------------------------------------
   Responsive Design
   ---------------------------------------------------------------------------- */

/* Tablet */
@media (max-width: 768px) {
    .hero {
        padding: var(--space-3xl) var(--space-lg) var(--space-xl);
    }
    
    .hero-title {
        font-size: 2.25rem;
    }
    
    .stats-container {
        gap: var(--space-xl);
    }
    
    .stat-number {
        font-size: 1.75rem;
    }
    
    .scholars-grid {
        grid-template-columns: 1fr;
        max-width: 400px;
        margin: 0 auto;
    }
    
    .scholars-grid .scholar-card {
        max-width: 100%;
        width: 100%;
    }
    
    .contributors-grid {
        grid-template-columns: 1fr;
        max-width: 320px;
        margin: 0 auto;
    }
    
    .results-header {
        flex-direction: column;
        align-items: stretch;
        gap: var(--space-md);
        padding: var(--space-md) var(--space-lg);
    }
    
    .logo-link {
        justify-content: center;
    }
    
    .search-form--compact {
        max-width: 100%;
    }
    
    .result-card-header {
        flex-direction: column-reverse;
        gap: var(--space-md);
    }
    
    .result-scholar-image {
        align-self: flex-end;
    }
}

/* Mobile */
@media (max-width: 480px) {
    html {
        font-size: 15px;
    }
    
    .hero {
        padding: var(--space-2xl) var(--space-md) var(--space-lg);
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .search-section {
        padding: 0 var(--space-md) var(--space-2xl);
    }
    
    .search-input {
        padding: var(--space-md) var(--space-lg);
        font-size: 1rem;
    }
    
    .stats-container {
        flex-direction: row;
        gap: var(--space-lg);
    }
    
    .stat-item {
        min-width: auto;
    }
    
    .stat-number {
        font-size: 1.875rem;
    }
    
    .stat-number.stat-text {
        font-size: 1.375rem;
    }
    
    .stat-label {
        font-size: 0.875rem;
    }
    
    .stat-divider {
        width: 1px;
        height: 40px;
    }
    
    .section-title {
        gap: var(--space-md);
    }
    
    .title-text {
        font-size: 1.25rem;
    }
    
    .scholars-section,
    .about-section,
    .contributors-section {
        padding: var(--space-xl) var(--space-md);
    }
    
    .scholar-card {
        padding: var(--space-md);
    }
    
    .tech-features {
        flex-direction: row;
        gap: var(--space-md);
    }
    
    .tech-icon {
        width: 36px;
        height: 36px;
    }
    
    .tech-item span {
        font-size: 0.6875rem;
    }
    
    .results-container {
        padding: var(--space-lg) var(--space-md);
    }
    
    .result-card {
        padding: var(--space-lg);
    }
    
    .result-actions {
        flex-direction: column;
        gap: var(--space-sm);
    }
    
    .modal-content {
        margin: var(--space-md);
    }
    
    .modal-body {
        padding: var(--space-xl);
    }
}

/* Print Styles */
@media print {
    .results-header,
    .search-section,
    .modal-overlay {
        display: none !important;
    }
    
    .result-card {
        break-inside: avoid;
        box-shadow: none;
        border: 1px solid #ddd;
    }
    
    .result-card::before {
        display: none;
    }
    
    .result-answer.collapsed {
        display: block;
        -webkit-line-clamp: unset;
    }
    
    .expand-btn {
        display: none;
    }
}