/* 
   FontAwesome Font-Family Reset
   Fixes issues where universal selectors (*::before, *::after) in style.css
   override the font family of icons, causing them to display as broken text squares.
*/
.fa-solid,
.fa-regular,
.fa-brands,
.fa,
.fas,
.far,
.fab,
[class^="fa-"],
[class*=" fa-"] {
    font-family: inherit;
}

.fa-solid::before,
.fas::before,
[class^="fa-"]::before,
[class*=" fa-"]::before {
    font-family: "Font Awesome 6 Free" !important;
    font-weight: 900 !important;
}

.fa-regular::before,
.far::before {
    font-family: "Font Awesome 6 Free" !important;
    font-weight: 400 !important;
}

.fa-brands::before,
.fab::before {
    font-family: "Font Awesome 6 Brands" !important;
    font-weight: 400 !important;
}

/* 
   International Research Advisors & Research Associates CSS
   HU Website - Public View Style Sheet
   Author: Antigravity AI
*/

/* Custom variables for unified branding */
:root {
    --hu-primary: #2E84B6;
    --hu-primary-light: #1d628c;
    --hu-primary-dark: #041E49;
    --hu-primary-bg: #FAFBFF;
    --hu-accent-green: #168056;
    --hu-accent-green-light: #1da36e;
    --hu-accent-plum: #7d0552;
    --hu-accent-gold: #FFC107;
    --hu-accent-gold-dark: #e0a800;
    --hu-text-dark: #1e293b;
    --hu-text-muted: #64748b;
    --hu-card-bg: #ffffff;
    --hu-card-shadow: 0 10px 30px rgba(46, 132, 182, 0.04);
    --hu-card-hover-shadow: 0 20px 40px rgba(46, 132, 182, 0.08);
    --hu-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --border-radius-sm: 8px;
    --border-radius-md: 16px;
    --border-radius-lg: 24px;
}

/* Page Container & Background */
.international-research-advisors-container {
    background-color: var(--hu-primary-bg);
    min-height: 100vh;
    padding-bottom: 5rem;
}

/* Hero Header Section */
.advisors-hero {
    background: linear-gradient(135deg, var(--hu-primary) 0%, #25709b 50%, #1c5577 100%);
    color: #ffffff;
    position: relative;
    padding: 5rem 0 6rem;
    overflow: hidden;
    margin-bottom: -3rem;
}

.advisors-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 80% 20%, rgba(22, 128, 86, 0.15) 0%, transparent 50%);
    pointer-events: none;
}

.advisors-hero-title {
    font-family: 'Exo 2', 'Nova Square', sans-serif;
    font-weight: 800;
    letter-spacing: -0.5px;
    margin-bottom: 1rem;
    position: relative;
    z-index: 1;
}

.advisors-hero-subtitle {
    font-size: 1.2rem;
    font-weight: 300;
    opacity: 0.9;
    max-width: 700px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

/* Statistics widgets */
.stats-container {
    position: relative;
    z-index: 2;
    margin-top: -3rem;
}

.stats-card {
    background: var(--hu-card-bg);
    border-radius: var(--border-radius-md);
    box-shadow: var(--hu-card-shadow);
    padding: 1.5rem 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(4, 30, 73, 0.05);
    transition: var(--hu-transition);
}

.stats-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--hu-card-hover-shadow);
}

.stats-icon-wrapper {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background-color: rgba(4, 30, 73, 0.05);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 1.2rem;
    color: var(--hu-primary);
}

.stats-card:nth-child(2) .stats-icon-wrapper {
    background-color: rgba(22, 128, 86, 0.08);
    color: var(--hu-accent-green);
}

.stats-card:nth-child(3) .stats-icon-wrapper {
    background-color: rgba(125, 5, 82, 0.08);
    color: var(--hu-accent-plum);
}

.stats-card:nth-child(4) .stats-icon-wrapper {
    background-color: rgba(255, 193, 7, 0.1);
    color: var(--hu-accent-gold-dark);
}

.stats-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--hu-primary);
    line-height: 1;
    margin-bottom: 0.2rem;
}

.stats-label {
    font-size: 0.85rem;
    color: var(--hu-text-muted);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Control Panel (Search and Filters) */
.control-panel {
    background: var(--hu-card-bg);
    border-radius: var(--border-radius-md);
    box-shadow: var(--hu-card-shadow);
    padding: 2rem;
    margin-top: 3rem;
    margin-bottom: 2.5rem;
    border: 1px solid rgba(4, 30, 73, 0.03);
}

/* Search Box styling */
.search-wrapper {
    position: relative;
    max-width: 100%;
}

.search-input {
    width: 100%;
    padding: 0.9rem 1rem 0.9rem 3rem;
    border-radius: var(--border-radius-sm);
    border: 1px solid rgba(4, 30, 73, 0.15);
    background-color: #f8fafc;
    color: var(--hu-text-dark);
    font-size: 1rem;
    transition: var(--hu-transition);
}

.search-input:focus {
    outline: none;
    background-color: #ffffff;
    border-color: var(--hu-primary-light);
    box-shadow: 0 0 0 4px rgba(4, 30, 73, 0.08);
}

.search-icon {
    position: absolute;
    left: 1.2rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--hu-text-muted);
    pointer-events: none;
    transition: var(--hu-transition);
}

.search-input:focus + .search-icon {
    color: var(--hu-primary-light);
}

/* Dynamic Filters styling */
.filter-section {
    margin-top: 1.5rem;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 1.5rem;
}

.filter-group {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.5rem;
}

.filter-label {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--hu-primary);
    margin-right: 0.5rem;
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
}

.filter-btn {
    border: 1px solid rgba(4, 30, 73, 0.1);
    background-color: #ffffff;
    color: var(--hu-primary);
    padding: 0.5rem 1.2rem;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--hu-transition);
}

.filter-btn:hover {
    background-color: rgba(4, 30, 73, 0.04);
    border-color: var(--hu-primary-light);
}

.filter-btn.active {
    background-color: var(--hu-primary);
    border-color: var(--hu-primary);
    color: #ffffff;
    box-shadow: 0 4px 10px rgba(4, 30, 73, 0.15);
}

/* Advisor Cards Grid */
.advisors-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 2rem;
    transition: var(--hu-transition);
}

/* Individual Advisor Card */
.advisor-card {
    background: var(--hu-card-bg);
    border-radius: var(--border-radius-md);
    box-shadow: var(--hu-card-shadow);
    border: 1px solid rgba(4, 30, 73, 0.04);
    padding: 2rem;
    display: flex;
    flex-direction: column;
    height: 100%;
    position: relative;
    overflow: hidden;
    transition: var(--hu-transition);
}

/* Animations for search/filtering */
.advisor-card.hide {
    display: none !important;
}

.advisor-card.fade-in {
    animation: cardEntrance 0.4s ease forwards;
}

@keyframes cardEntrance {
    from {
        opacity: 0;
        transform: translateY(20px) scale(0.98);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.advisor-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--hu-card-hover-shadow);
    border-color: rgba(4, 30, 73, 0.1);
}

/* Glassmorphism top glow */
.advisor-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--hu-primary) 0%, var(--hu-accent-green) 50%, var(--hu-accent-plum) 100%);
    opacity: 0;
    transition: var(--hu-transition);
}

.advisor-card:hover::after {
    opacity: 1;
}

/* Card Header with Avatar and Role Badges */
.advisor-card-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: 1.5rem;
}

/* Circular Gradient Avatar */
.advisor-avatar {
    width: 65px;
    height: 65px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    font-weight: 700;
    color: #2865EB;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    flex-shrink: 0;
    transition: var(--hu-transition);
}

.advisor-card:hover .advisor-avatar {
    transform: scale(1.08) rotate(3deg);
}

/* Gradient variations per Faculty (visually coded) */
.avatar-cs-it {
    background: #EFF6FF;
}

.avatar-engineering {
    background: #EFF6FF;
}

.avatar-fems {
    background: #EFF6FF;
}

.avatar-arts-sciences {
    background: #EFF6FF;
}

.avatar-default {
    background: #EFF6FF;
}

/* Role badge wrapper */
.badge-wrapper {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 0.35rem;
}

/* General badge pill style */
.role-badge {
    font-size: 0.7rem;
    font-weight: 700;
    padding: 0.35rem 0.8rem;
    border-radius: 50px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
}

.badge-ira {
    background-color: rgba(22, 128, 86, 0.08);
    color: var(--hu-accent-green);
    border: 1px solid rgba(22, 128, 86, 0.15);
}

.badge-iaa {
    background-color: rgba(13, 58, 125, 0.08);
    color: var(--hu-primary-light);
    border: 1px solid rgba(13, 58, 125, 0.15);
}

.badge-both {
    background-color: rgba(125, 5, 82, 0.08);
    color: var(--hu-accent-plum);
    border: 1px solid rgba(125, 5, 82, 0.15);
}

.badge-adjunct {
    background-color: rgba(255, 193, 7, 0.1);
    color: var(--hu-accent-gold-dark);
    border: 1px solid rgba(255, 193, 7, 0.2);
}

/* Advisor details */
.advisor-name {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--hu-primary);
    margin-bottom: 0.5rem;
    line-height: 1.3;
}

.advisor-meta-list {
    list-style: none;
    padding: 0;
    margin: 0 0 1.5rem 0;
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
    flex-grow: 1; /* Pushes footer elements to the bottom of the card */
}

.advisor-meta-item {
    font-size: 0.88rem;
    color: var(--hu-text-dark);
    display: flex;
    align-items: flex-start;
    gap: 0.6rem;
}

.advisor-meta-item i {
    font-size: 0.95rem;
    color: var(--hu-text-muted);
    width: 18px;
    text-align: center;
    margin-top: 0.15rem;
}

.meta-label {
    font-weight: 600;
    color: var(--hu-primary-light);
}

.meta-val {
    color: var(--hu-text-dark);
    word-break: break-word;
}

/* Card footer/Actions */
.advisor-card-footer {
    border-top: 1px solid rgba(4, 30, 73, 0.06);
    padding-top: 1.2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.advisor-email-link {
    font-size: 0.85rem;
    color: var(--hu-primary-light);
    font-weight: 500;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    transition: var(--hu-transition);
}

.advisor-email-link:hover {
    color: var(--hu-accent-green);
    text-decoration: underline;
}

.advisor-email-link i {
    font-size: 0.9rem;
}

/* Copy Email Button & Tooltip */
.copy-btn {
    border: none;
    background: rgba(4, 30, 73, 0.04);
    color: var(--hu-primary);
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 0.85rem;
    position: relative;
    transition: var(--hu-transition);
}

.copy-btn:hover {
    background-color: var(--hu-primary);
    color: #ffffff;
}

/* Custom Tooltip styling */
.copy-btn::before {
    content: "Copy Email";
    position: absolute;
    bottom: 125%;
    left: 50%;
    transform: translateX(-50%) translateY(5px);
    background-color: var(--hu-primary);
    color: #ffffff;
    font-size: 0.75rem;
    padding: 0.3rem 0.6rem;
    border-radius: 4px;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: var(--hu-transition);
}

.copy-btn:hover::before {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

.copy-btn.copied::before {
    content: "Copied!";
    background-color: var(--hu-accent-green);
}

/* No Results State styling */
.no-results {
    background: var(--hu-card-bg);
    border-radius: var(--border-radius-md);
    box-shadow: var(--hu-card-shadow);
    border: 1px dashed rgba(4, 30, 73, 0.15);
    padding: 4rem 2rem;
    text-align: center;
    margin-top: 2rem;
}

.no-results-icon {
    font-size: 3.5rem;
    color: var(--hu-text-muted);
    opacity: 0.5;
    margin-bottom: 1rem;
}

.no-results-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--hu-primary);
    margin-bottom: 0.5rem;
}

.no-results-desc {
    color: var(--hu-text-muted);
    font-size: 0.95rem;
    max-width: 450px;
    margin: 0 auto;
}

/* Responsive adjustments */
@media (max-width: 991px) {
    .stats-container {
        margin-top: -2rem;
    }
    .stats-card {
        padding: 1.2rem;
    }
    .stats-number {
        font-size: 1.7rem;
    }
}

@media (max-width: 767px) {
    .advisors-hero {
        padding: 4rem 0 5rem;
    }
    .advisors-hero-title {
        font-size: 2.2rem;
    }
    .control-panel {
        padding: 1.5rem;
    }
    .filter-section {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
    .filter-group {
        width: 100%;
    }
    .advisors-grid {
        grid-template-columns: 1fr;
    }
}