:root {
    /* Primary Colors */
    --color-green-inst: #09562F;
    --color-magenta: #A63C8D;
    --color-cyan: #189EC6;
    --color-orange: #EE7F07;
    --color-purple-dark: #573255;

    /* Neutral Colors */
    --color-olive-mid: #69815F;
    --color-stone: #A09E9C;
    --color-earth: #753E01;
    --color-light-gray: #E1E2E2;
    --color-white: #FFFFFF;
    --color-black: #000000;

    /* Validated Combinations for Accessibility */
    --bg-body: var(--color-light-gray);
    --text-primary: var(--color-black);
    --text-secondary: var(--color-stone);
    --text-on-dark: var(--color-white);

    /* Fonts */
    --font-primary: 'Inter', system-ui, -apple-system, sans-serif;
    --font-heading: 'Outfit', sans-serif;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2.5rem;
    --spacing-xl: 5rem;

    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;

    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-medium: 0.3s ease;
    --transition-slow: 0.6s ease;
}

/* Scroll Progress Bar */
.scroll-progress-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: transparent;
    z-index: 2000;
}

.scroll-progress-bar {
    height: 100%;
    background: linear-gradient(to right, var(--color-magenta), var(--color-cyan));
    width: 0%;
    transition: width 0.1s ease-out;
}

/* Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background-color: var(--color-green-inst);
    color: var(--color-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-medium);
    z-index: 999;
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background-color: var(--color-magenta);
    transform: translateY(-5px);
}

/* Scroll Reveal Animations */
.reveal {
    opacity: 0;
    transform: translateY(15px);
    /* Menos desplazamiento */
    transition: all var(--transition-slow);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }

    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-primary);
    background-color: var(--bg-body);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    color: var(--color-green-inst);
    margin-bottom: var(--spacing-xs);
    line-height: 1.2;
}

.accent-list {
    padding-left: 1.5rem;
}

.accent-list li {
    position: relative;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--color-green-inst);
}

.accent-list li::before {
    content: "•";
    color: var(--color-magenta);
    font-weight: bold;
    display: inline-block;
    width: 1em;
    margin-left: -1em;
}

small {
    font-size: 0.85em;
    opacity: 0.8;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition-fast);
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    display: block;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--color-light-gray);
}

::-webkit-scrollbar-thumb {
    background: var(--color-green-inst);
    border-radius: var(--radius-sm);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--color-olive-mid);
}

/* Utility Classes */
.container {
    width: 95%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

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

.text-left {
    text-align: left;
}

.text-secondary {
    color: var(--text-secondary);
}

.text-sm {
    font-size: 0.85rem;
}

.text-green {
    color: var(--color-green-inst);
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-green-inst);
    margin-bottom: var(--spacing-sm);
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    display: block;
    width: 60px;
    /* Tamaño inicial de la línea */
    height: 4px;
    /* Grosor de la línea */
    background-color: var(--color-magenta);
    margin: 0.5rem 0 0;
    border-radius: var(--radius-sm);
    transition: width var(--transition-medium);
}

.section-title:hover::after {
    width: 200px;
    /* Tamaño al que crece cuando pasas el cursor */
}

.text-center.section-title::after {
    margin-left: auto;
    margin-right: auto;
}

.section-subtitle {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

/* Page Header with Logo */
.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-sm);
    gap: var(--spacing-md);
}

.page-header .section-title {
    margin-bottom: 0;
}

.header-logo {
    width: 250px;
    height: auto;
    background-color: var(--color-white);
    padding: 8px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(0, 0, 0, 0.05);
    transition: all var(--transition-medium);
}

.header-logo:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: var(--shadow-md);
    border-color: var(--color-green-inst);
}

@media (max-width: 768px) {
    .page-header {
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-sm);
    }

    .header-logo {
        width: 180px;
    }
}

.mt-0 {
    margin-top: 0 !important;
}

.mt-xs {
    margin-top: var(--spacing-xs);
}

.mt-sm {
    margin-top: var(--spacing-sm);
}

.mt-md {
    margin-top: var(--spacing-md);
}

.mt-lg {
    margin-top: var(--spacing-lg);
}

.mb-xs {
    margin-bottom: var(--spacing-xs);
}

.mb-sm {
    margin-bottom: var(--spacing-sm);
}


.mb-md {
    margin-bottom: var(--spacing-md);
}

.mb-lg {
    margin-bottom: var(--spacing-lg);
}

.color-magenta {
    color: var(--color-magenta);
}

.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-md);
    font-weight: 600;
    cursor: pointer;
    border: none;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.btn-primary {
    background-color: var(--color-green-inst);
    color: var(--color-white);
}

.btn-primary:hover {
    background-color: var(--color-olive-mid);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background-color: var(--color-magenta);
    color: var(--color-white);
}

.btn-secondary:hover {
    background-color: #8a3275;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn:disabled {
    background-color: var(--color-stone);
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
    opacity: 0.7;
}

.btn:disabled:hover {
    background-color: var(--color-stone);
    transform: none;
    box-shadow: none;
}

.btn-text {
    color: var(--color-green-inst);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    margin-top: 0.5rem;
}

.btn-text:hover {
    color: var(--color-magenta);
    text-decoration: underline;
}

.text-link-highlight {
    color: var(--color-magenta);
    font-weight: 600;
    text-decoration: none;
    border-bottom: 2px solid rgba(166, 60, 141, 0.3);
    transition: all var(--transition-fast);
    padding: 0 2px;
}

.text-link-highlight:hover {
    background-color: rgba(166, 60, 141, 0.1);
    border-bottom-color: var(--color-magenta);
    color: var(--color-purple-dark);
    border-radius: var(--radius-sm);
}

.btn-back {
    color: var(--color-green-inst);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--color-white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    margin-bottom: var(--spacing-md);
}

.btn-back:hover {
    background: var(--color-light-gray);
    transform: translateX(-5px);
}

.notice-box {
    border-left: 4px solid var(--color-magenta);
    padding: 0.8rem 1.2rem;
    background-color: rgba(166, 60, 141, 0.05);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    margin: 1.5rem 0;
    color: var(--color-purple-dark);
}

/* Navigation */
.navbar {
    background-color: var(--color-white);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: var(--spacing-sm) 0;
}

.navbar-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    z-index: 1001;
}

.mobile-menu-toggle span {
    display: block;
    width: 25px;
    height: 3px;
    background-color: var(--color-green-inst);
    transition: var(--transition-medium);
    border-radius: 2px;
}

/* Hamburger animation */
.mobile-menu-toggle.active span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

.mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}

.logo-link {
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--color-green-inst);
}

.nav-menu {
    display: flex;
    gap: var(--spacing-md);
}

.nav-link {
    font-weight: 600;
    color: var(--text-secondary);
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: var(--color-green-inst);
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--color-green-inst);
}

/* Hero Section */
.hero {
    background-color: var(--color-light-gray);
    background: linear-gradient(135deg, var(--color-purple-dark) 0%, var(--color-green-inst) 100%);
    color: var(--color-white);
    padding: var(--spacing-lg) 0;
    position: relative;
    overflow: hidden;
}

.hero-content {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xl);
    text-align: left;
}

.hero-logo-container {
    background: white;
    padding: 15px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-lg);
    flex-shrink: 0;
}

.hero-logo {
    max-height: 220px;
    width: auto;
}

.hero-text {
    flex: 1;
    max-width: 700px;
}

.hero-title {
    font-size: 3rem;
    color: var(--color-white);
    margin-bottom: var(--spacing-xs);
}

.hero-subtitle {
    font-size: 1.5rem;
    color: var(--color-light-gray);
    margin-bottom: var(--spacing-sm);
}

.hero-info-date {
    font-size: 1.2rem;
    font-weight: 600;
    margin-top: var(--spacing-sm);
}

.hero-info-location {
    font-size: 1rem;
    opacity: 0.9;
    margin-top: 5px;
}

/* Footer */
.footer {
    background-color: var(--color-green-inst);
    color: var(--color-white);
    padding: 5px 0;
    margin-top: auto;
}

.footer-content {
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-md);
}

.footer-info p {
    margin: 0;
    line-height: 1.2;
}

.footer-info {
    font-size: 0.8rem;
    opacity: 0.9;
    text-align: right;
}

.footer-logo {
    height: 60px;
    width: auto;
    filter: brightness(0) invert(1);
}

/* Search Bar */
.search-container {
    display: flex;
    justify-content: center;
    max-width: 600px;
    margin: 0 auto 2rem auto;
    position: relative;
}

.search-clear {
    position: absolute;
    right: 15px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-secondary);
    cursor: pointer;
    line-height: 1;
    padding: 0;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all var(--transition-fast);
}

.search-clear:hover {
    color: var(--color-magenta);
    background-color: rgba(0, 0, 0, 0.05);
}

.search-clear[hidden] {
    display: none;
}

.search-input {
    width: 100%;
    padding: 0.7rem 1.5rem;
    font-size: 1.05rem;
    border: 2px solid var(--color-light-gray);
    border-radius: 50px;
    background-color: var(--color-white);
    transition: all var(--transition-medium);
    font-family: var(--font-primary);
    box-shadow: var(--shadow-sm);
    outline: none;
}

.search-input:focus {
    border-color: var(--color-magenta);
    box-shadow: 0 0 0 4px rgba(166, 60, 141, 0.1);
}

.search-input::placeholder {
    color: var(--text-secondary);
    opacity: 0.7;
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .logo-link {
        font-size: 0.95rem;
        max-width: 80%;
        line-height: 1.2;
    }

    .mobile-menu-toggle {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        right: -100%;
        top: 0;
        width: 70%;
        height: 100vh;
        background-color: var(--color-white);
        flex-direction: column;
        justify-content: flex-start;
        align-items: center;
        padding-top: 6rem;
        gap: 1.5rem;
        box-shadow: -5px 0 15px rgba(0, 0, 0, 0.1);
        transition: right var(--transition-medium);
        z-index: 1000;
    }

    .nav-menu.active {
        right: 0;
    }

    .hero-content {
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-md);
    }

    .hero-logo-container {
        margin-bottom: var(--spacing-sm);
    }

    .hero-logo {
        max-height: 150px;
    }

    .hero-title {
        font-size: 2rem;
    }

    .footer-content {
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-sm);
    }

    .footer-info {
        text-align: center;
    }

    .section-title {
        font-size: 1.8rem;
    }

    .container {
        width: 100%;
        padding: 0 var(--spacing-sm);
    }

    .intro-section {
        padding: var(--spacing-md) var(--spacing-sm);
        border-radius: 0;
        border-left: none;
        border-top: 6px solid var(--color-green-inst);
    }
}

/* Intro & Content Section */
.intro-section {
    background-color: var(--color-white);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    border-left: 6px solid var(--color-green-inst);
    animation: fadeInUp 0.8s ease-out;
}

.content-text p,
.about-text p,
.bio-content p,
.content-text .accent-list li {
    margin-bottom: 1.2rem;
    color: #444;
    font-size: 1.1rem;
    line-height: 1.8;
    text-align: justify;
}

.content-text .accent-list li {
    margin-bottom: 0.5rem;
}

.content-text strong {
    color: var(--color-green-inst);
}

.about-section {
    padding: var(--spacing-sm) 0 var(--spacing-md) 0;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: flex-start;
}

.about-text h2 {
    color: var(--color-magenta);
    margin-bottom: var(--spacing-sm);
}

.about-image {
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    width: 100%;
}

/* About Us Specific Styles */
.collaboration-block h3,
.participation-block h3 {
    font-size: 1.25rem;
    color: var(--color-green-inst);
    margin-bottom: var(--spacing-sm);
    border-bottom: 2px solid var(--color-light-gray);
    display: inline-block;
    padding-bottom: 4px;
}

.entities-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.entity-tag {
    background-color: var(--color-white);
    color: var(--color-magenta);
    padding: 0.4rem 0.8rem;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 0.9rem;
    box-shadow: var(--shadow-sm);
    border-left: 3px solid var(--color-magenta);
}

.schools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-sm);
}

.province-card {
    background: rgba(255, 255, 255, 0.9);
    padding: var(--spacing-sm);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-light-gray);
}

.province-card h5 {
    color: var(--color-green-inst);
    font-size: 1rem;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-bottom: 1px solid rgba(9, 86, 47, 0.1);
    padding-bottom: 2px;
}

.province-card ul {
    list-style: none;
    padding: 0;
}

.province-card li {
    font-size: 0.85rem;
    margin-bottom: 0.25rem;
    position: relative;
    padding-left: 0.75rem;
    line-height: 1.3;
}

.province-card li::before {
    content: '•';
    color: var(--color-magenta);
    position: absolute;
    left: 0;
}

.about-context {
    background: var(--color-white);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    border-left: 4px solid var(--color-magenta);
    font-style: italic;
}

.about-context strong {
    color: var(--color-magenta);
    font-style: normal;
}

.program-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.btn-icon {
    margin-right: 0.5rem;
}

@media print {

    .navbar,
    .footer,
    .program-actions,
    .mobile-menu-toggle,
    .nav-menu {
        display: none !important;
    }

    .container {
        width: 100% !important;
        max-width: none !important;
        margin: 0 !important;
        padding: 0 !important;
    }

    body {
        background-color: white !important;
    }

    .program-table {
        box-shadow: none !important;
        border: 1px solid #ccc;
    }

    .program-table tr {
        page-break-inside: auto;
    }
}


/* Program Table */
.table-container {
    overflow-x: auto;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
}

.program-table {
    width: 100%;
    border-collapse: collapse;
    background-color: var(--color-white);
    min-width: 600px;
}

.program-table th,
.program-table td {
    padding: var(--spacing-xs) var(--spacing-sm);
    text-align: left;
    border-bottom: 1px solid var(--color-light-gray);
    line-height: 1.4;
}

.program-table p {
    margin-bottom: 4px;
}

.program-table p:last-child {
    margin-bottom: 0;
}

.program-table th {
    background-color: var(--color-green-inst);
    color: var(--color-white);
    font-weight: 600;
}

.program-table tr:hover {
    background-color: #f9f9f9;
}

.highlight-cell {
    font-weight: 700;
    color: var(--color-green-inst);
    background-color: #f0f4f1;
}

.separator-row td {
    border-top: 3px solid var(--color-olive-mid);
}

/* Speakers Section */
.speakers-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    animation: fadeInUp 0.8s ease-out;
}

.grid-col-full {
    grid-column: 1 / -1;
    text-align: center;
    padding: 2rem;
    font-size: 1.1rem;
    color: var(--text-secondary);
}

.speaker-card {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-medium);
    cursor: pointer;
    border: 1px solid rgba(0, 0, 0, 0.05);
    display: flex;
    flex-direction: column;
    height: 100%;
}

.speaker-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(166, 60, 141, 0.2);
}

.speaker-image-container {
    height: 320px;
    overflow: hidden;
    background-color: var(--color-light-gray);
    position: relative;
}

.speaker-image-container::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 40%;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.4), transparent);
    opacity: 0;
    transition: opacity var(--transition-medium);
}

.speaker-card:hover .speaker-image-container::after {
    opacity: 1;
}

.speaker-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center 15%;
    transition: transform 0.5s ease;
}

.speaker-card:hover .speaker-image {
    transform: scale(1.08);
}

.speaker-info {
    padding: var(--spacing-md);
    text-align: center;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    background: linear-gradient(180deg, var(--color-white) 0%, #fcfcfc 100%);
}

.speaker-name {
    color: var(--color-green-inst);
    margin-bottom: 0.5rem;
    font-size: 1.25rem;
    font-weight: 700;
    line-height: 1.2;
}

.speaker-role {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.4;
    margin-bottom: 1rem;
    flex-grow: 1;
}

.speaker-card .btn-text {
    align-self: center;
    color: var(--color-magenta);
    font-size: 0.95rem;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-sm);
    background-color: rgba(166, 60, 141, 0.05);
    width: fit-content;
    transition: all var(--transition-fast);
}

.speaker-card:hover .btn-text {
    background-color: var(--color-magenta);
    color: var(--color-white);
    text-decoration: none;
}

/* Bio Page */
.bio-container {
    display: flex;
    gap: var(--spacing-lg);
    background: var(--color-white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    border-left: 8px solid var(--color-magenta);
    position: relative;
    overflow: hidden;
    animation: fadeInUp 0.6s ease-out;
}

.bio-container::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(166, 60, 141, 0.05) 0%, transparent 70%);
    z-index: 0;
}

.bio-image {
    width: 320px;
    height: 380px;
    object-fit: cover;
    border-radius: var(--radius-md);
    flex-shrink: 0;
    box-shadow: var(--shadow-md);
    border: 5px solid var(--color-white);
    outline: 1px solid var(--color-light-gray);
    z-index: 1;
}

.bio-content {
    z-index: 1;
    display: flex;
    flex-direction: column;
}

.bio-content h1 {
    font-size: 2.5rem;
    color: var(--color-green-inst);
    margin-bottom: 0.25rem;
    letter-spacing: -0.5px;
}

.bio-role {
    color: var(--color-magenta);
    font-weight: 700;
    font-size: 1.1rem;
    margin-bottom: var(--spacing-md);
    text-transform: uppercase;
    letter-spacing: 1px;
    display: inline-block;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid rgba(166, 60, 141, 0.2);
    align-self: flex-start;
}

.bio-content p {
    color: #444;
    line-height: 1.8;
    position: relative;
}

.bio-content p::first-letter {
    font-size: 1.2em;
    font-weight: 700;
    color: var(--color-green-inst);
}

@media (max-width: 768px) {
    .about-grid {
        grid-template-columns: 1fr;
    }

    .bio-container {
        flex-direction: column;
        text-align: center;
    }

    .bio-image {
        margin: 0 auto;
    }
}

/* Multimedia Page Styles */

/* Video Section */
.video-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-md);
}

.video-card {
    background: var(--color-white);
    padding: var(--spacing-sm);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition-fast);
}

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

.video-card h3 {
    margin-bottom: 0.8rem;
    color: var(--color-purple-dark);
    font-weight: 600;
}

.video-container {
    position: relative;
    width: 100%;
    padding-bottom: 56.25%;
    /* 16:9 aspect ratio */
    height: 0;
    overflow: hidden;
    border-radius: var(--radius-sm);
    background-color: #000;
    /* Dark background before load */
    box-shadow: inset 0 0 20px rgba(0, 0, 0, 0.3);
}

.video-container iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
    z-index: 10;
}

@media (max-width: 600px) {
    .video-grid {
        grid-template-columns: 1fr;
    }
}

/* Gallery Section */
.gallery-filters {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.filter-btn {
    background-color: var(--color-white);
    color: var(--color-green-inst);
    border: 2px solid var(--color-green-inst);
    padding: 0.5rem 1.2rem;
    border-radius: 50px;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.filter-btn:hover,
.filter-btn.active {
    background-color: var(--color-green-inst);
    color: var(--color-white);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: var(--spacing-md);
    min-height: 300px;
}

.gallery-item {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    aspect-ratio: 1 / 1;
    cursor: pointer;
    /* Premium border */
    border: 3px solid rgba(255, 255, 255, 0.4);
    /* Enhanced shadow */
    box-shadow:
        0 4px 15px rgba(0, 0, 0, 0.15),
        0 2px 6px rgba(0, 0, 0, 0.1);
    transition:
        transform var(--transition-fast),
        box-shadow var(--transition-medium),
        border-color var(--transition-medium);
    opacity: 0;
    transform: translateY(20px);
    /* Subtle gradient background for loading */
    background: linear-gradient(135deg, #f0f0f0 0%, #e0e0e0 100%);
}

.gallery-item.active {
    opacity: 1;
    transform: translateY(0);
}

.gallery-item:hover {
    transform: scale(1.05) translateY(-5px);
    /* Glow effect on hover */
    box-shadow:
        0 12px 35px rgba(166, 60, 141, 0.25),
        0 6px 15px rgba(0, 0, 0, 0.15);
    border-color: var(--color-magenta);
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition:
        filter var(--transition-medium),
        transform var(--transition-medium);
}

.gallery-item:hover img {
    filter: brightness(1.15) contrast(1.05);
    transform: scale(1.08);
}

.gallery-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--transition-fast);
    /* Light gradient overlay */
    background: linear-gradient(to bottom,
            rgba(255, 255, 255, 0.1) 0%,
            rgba(255, 255, 255, 0.4) 100%);
}

.gallery-item:hover .gallery-overlay {
    opacity: 1;
}

.gallery-icon {
    font-size: 2.2rem;
    color: var(--color-magenta);
    text-shadow: 0 2px 10px rgba(255, 255, 255, 0.8), 0 0 5px rgba(166, 60, 141, 0.3);
    transform: scale(0.8);
    transition: transform var(--transition-fast);
}

.gallery-item:hover .gallery-icon {
    transform: scale(1);
}

.loading-spinner {
    grid-column: 1 / -1;
    text-align: center;
    padding: 2rem;
    color: var(--text-secondary);
}

/* Lightbox */
.lightbox {
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.9);
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
    backdrop-filter: blur(5px);
}

.lightbox.active {
    opacity: 1;
    pointer-events: auto;
}

.lightbox-content {
    position: relative;
    max-width: 90%;
    max-height: 85vh;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.lightbox-content img {
    max-width: 100%;
    max-height: 80vh;
    border-radius: var(--radius-sm);
    box-shadow: 0 5px 25px rgba(0, 0, 0, 0.5);
    background-color: #000;
    /* Placeholder while loading */
}

/* Lightbox Loading State */
.lightbox.loading .lightbox-content img {
    opacity: 0.5;
}

.lightbox.loading::after {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    width: 40px;
    height: 40px;
    border: 4px solid rgba(255, 255, 255, 0.3);
    border-top: 4px solid var(--color-magenta);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    transform: translate(-50%, -50%);
    z-index: 10;
}

@keyframes spin {
    0% {
        transform: translate(-50%, -50%) rotate(0deg);
    }

    100% {
        transform: translate(-50%, -50%) rotate(360deg);
    }
}

.lightbox-title {
    color: var(--color-white);
    text-align: center;
    margin-top: 1rem;
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 500;
    letter-spacing: 0.5px;
}

.lightbox-close {
    position: absolute;
    top: 20px;
    right: 30px;
    color: var(--color-white);
    font-size: 40px;
    font-weight: bold;
    cursor: pointer;
    transition: 0.3s;
    line-height: 1;
    z-index: 2001;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.lightbox-close:hover {
    color: var(--color-magenta);
    transform: rotate(90deg);
}

.lightbox-prev,
.lightbox-next {
    cursor: pointer;
    position: absolute;
    top: 50%;
    width: 50px;
    height: 50px;
    margin-top: -25px;
    color: white;
    font-weight: bold;
    font-size: 24px;
    transition: all 0.3s ease;
    border-radius: 50%;
    user-select: none;
    border: none;
    background-color: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2001;
    backdrop-filter: blur(2px);
}

.lightbox-next {
    right: 20px;
}

.lightbox-prev {
    left: 20px;
}

.lightbox-prev:hover,
.lightbox-next:hover {
    background-color: var(--color-magenta);
    transform: scale(1.1);
}

@media (max-width: 768px) {
    .lightbox-close {
        top: 15px;
        right: 15px;
        font-size: 32px;
    }

    .lightbox-prev,
    .lightbox-next {
        width: 40px;
        height: 40px;
        font-size: 18px;
        margin-top: -20px;
    }

    .lightbox-prev {
        left: 10px;
    }

    .lightbox-next {
        right: 10px;
    }
}

/* Gallery Dropdown Styles */
.select-wrapper {
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs) var(--spacing-md);
    width: 100%;
    max-width: 800px;
    margin: 0 auto;
}

.gallery-label {
    font-weight: 700;
    color: var(--color-green-inst);
    font-size: 1.1rem;
    font-family: var(--font-heading);
    white-space: nowrap;
}

.gallery-select {
    width: auto;
    min-width: 300px;
    max-width: 100%;
    padding: 0.8rem 1.2rem;
    font-size: 1rem;
    font-family: var(--font-primary);
    color: var(--text-primary);
    background-color: var(--color-white);
    border: 2px solid var(--color-light-gray);
    border-radius: var(--radius-md);
    cursor: pointer;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-fast);

    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23A63C8D' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    background-size: 1.2em;
}

.gallery-select:hover {
    border-color: var(--color-magenta);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.gallery-select:focus {
    outline: none;
    border-color: var(--color-magenta);
    box-shadow: 0 0 0 4px rgba(166, 60, 141, 0.1);
}

.select-wrapper:hover .gallery-label {
    color: var(--color-magenta);
}

.gallery-select option {
    font-size: 1rem;
    padding: 0.5rem;
}

/* Gallery Subtitle */
.gallery-subtitle {
    text-align: center;
    font-family: var(--font-primary);
    font-size: 1.1rem;
    color: var(--color-stone);
    /* Subtle color */
    font-weight: 500;
    margin-bottom: var(--spacing-sm);
    min-height: 1.5em;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.4;
    transition: opacity 0.3s ease;
}

.gallery-subtitle.fade-in {
    animation: fadeIn 0.5s ease-in-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-5px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Downloads Accordion using details */
.downloads-section {
    background-color: var(--color-white);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    border-left: 6px solid var(--color-green-inst);
    animation: fadeInUp 0.8s ease-out;
}

.master-details {
    width: 100%;
}

.master-details>summary {
    list-style: none;
    cursor: pointer;
    position: relative;
    padding: 0;
    padding-right: 2rem;
    margin: 0;
    outline: none;
    display: flex;
    justify-content: flex-start;
    align-items: center;
    width: 100%;
}

.master-details>summary h2 {
    margin: 0;
    padding: 0;
}

.master-details>summary::-webkit-details-marker {
    display: none;
}

.master-details>summary::after {
    content: '\25BC';
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    font-size: 1.2rem;
    color: var(--color-magenta);
    transition: transform var(--transition-medium);
}

.master-details[open]>summary::after {
    transform: translateY(-50%) rotate(-180deg);
}

.downloads-accordion {
    max-width: 800px;
    margin: 1.5rem auto 0;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    animation: fadeIn 0.3s ease-out;
}

.elegant-details {
    border: 1px solid var(--color-light-gray);
    border-radius: var(--radius-md);
    overflow: hidden;
    background: var(--color-white);
    transition: box-shadow var(--transition-fast);
}

.elegant-details:hover {
    box-shadow: var(--shadow-sm);
}

.elegant-details>summary {
    padding: 0.8rem 1rem;
    cursor: pointer;
    font-weight: 600;
    font-family: var(--font-primary);
    color: var(--color-green-inst);
    list-style: none;
    position: relative;
    user-select: none;
    transition: background-color var(--transition-fast);
    font-size: 0.95rem;
}

.elegant-details>summary::-webkit-details-marker {
    display: none;
}

.elegant-details>summary::after {
    content: '\25BC';
    position: absolute;
    right: 1rem;
    top: 50%;
    transform: translateY(-50%);
    font-size: 0.8rem;
    transition: transform var(--transition-medium);
}

.elegant-details[open]>summary::after {
    transform: translateY(-50%) rotate(-180deg);
}

.elegant-details[open]>summary {
    border-bottom: 1px solid var(--color-light-gray);
    background-color: rgba(9, 86, 47, 0.05);
    /* Green-ish background */
}

.elegant-details>summary:hover {
    background-color: rgba(9, 86, 47, 0.05);
}

.details-content {
    padding: 1rem;
    line-height: 1.5;
    animation: fadeIn 0.3s ease-out;
}

.presentation-title {
    font-size: 1.05rem;
    color: var(--color-purple-dark);
    font-weight: 700;
    margin: 0.5rem 0;
}

.presentation-author {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.download-link-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background-color: var(--color-green-inst);
    color: var(--color-white);
    border-radius: var(--radius-sm);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    transition: background-color var(--transition-fast), transform var(--transition-fast);
    margin-top: 0.8rem;
}

.download-link-btn:hover {
    background-color: var(--color-olive-mid);
    transform: translateY(-2px);
    color: var(--color-white);
}

.download-icon {
    width: 1.2em;
    height: 1.2em;
    fill: currentColor;
}