/*
Theme Name: Britta Glennon Academic v3
Theme URI: https://brittaglennon.com
Author: Custom Design
Author URI: https://brittaglennon.com
Description: A modern, professional academic website theme designed for Professor Britta Glennon. Features elegant typography, responsive design, and showcases academic research and teaching.
Version: 3.0.0
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: britta-glennon-v3
Tags: academic, education, portfolio, custom-header, custom-menu, featured-images, threaded-comments, translation-ready
*/

:root {
    --color-primary: #002147;
    --color-secondary: #8B0000;
    --color-accent: #D4AF37;
    --color-text: #1a1a1a;
    --color-text-light: #4a4a4a;
    --color-bg: #fefefe;
    --color-bg-alt: #f8f7f5;
    --color-border: #e5e1da;
    
    --font-display: 'Fraunces', serif;
    --font-body: 'IBM Plex Sans', sans-serif;
    
    --transition-smooth: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-body);
    color: var(--color-text);
    background: var(--color-bg);
    line-height: 1.7;
    font-weight: 300;
    overflow-x: hidden;
}

/* Header Navigation */
header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(254, 254, 254, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-border);
    z-index: 1000;
    animation: slideDown 0.6s ease-out;
}

@keyframes slideDown {
    from {
        transform: translateY(-100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

nav {
    max-width: 1400px;
    margin: 0 auto;
    padding: 1.5rem 3rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: var(--font-display);
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--color-primary);
    text-decoration: none;
    letter-spacing: -0.02em;
}

.nav-links {
    display: flex;
    gap: 2.5rem;
    list-style: none;
}

.nav-links a {
    color: var(--color-text);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 400;
    position: relative;
    transition: var(--transition-smooth);
    letter-spacing: 0.02em;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--color-secondary);
    transition: var(--transition-smooth);
}

.nav-links a:hover::after {
    width: 100%;
}

/* Hero Section */
.hero {
    margin-top: 80px;
    padding: 6rem 3rem 4rem;
    max-width: 1400px;
    margin-left: auto;
    margin-right: auto;
    display: grid;
    grid-template-columns: 1fr 280px;
    gap: 5rem;
    align-items: start;
    animation: fadeIn 0.8s ease-out 0.2s both;
}

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

.hero-content h1 {
    font-family: var(--font-display);
    font-size: 3.5rem;
    font-weight: 300;
    line-height: 1.2;
    color: var(--color-primary);
    margin-bottom: 1.5rem;
    letter-spacing: -0.03em;
}

.hero-content h1 strong {
    font-weight: 600;
    display: block;
}

.subtitle {
    font-size: 1.25rem;
    color: var(--color-secondary);
    font-weight: 400;
    margin-bottom: 2rem;
    letter-spacing: 0.01em;
}

.bio {
    font-size: 1.05rem;
    line-height: 1.8;
    color: var(--color-text-light);
    margin-bottom: 2rem;
    max-width: 680px;
}

.hero-image {
    position: relative;
    animation: fadeIn 0.8s ease-out 0.4s both;
}

.hero-image img {
    width: 100%;
    height: auto;
    border: 1px solid var(--color-border);
    box-shadow: 0 8px 24px rgba(0,0,0,0.1);
}

.hero-image::before {
    content: '';
    position: absolute;
    top: -15px;
    left: -15px;
    right: 15px;
    bottom: 15px;
    border: 2px solid var(--color-accent);
    z-index: -1;
    opacity: 0.3;
}

/* Contact Section */
.contact-bar {
    background: var(--color-primary);
    color: white;
    padding: 1.5rem 3rem;
    animation: fadeIn 0.8s ease-out 0.6s both;
}

.contact-content {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 2rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.contact-item svg {
    width: 18px;
    height: 18px;
    opacity: 0.8;
}

.contact-item a {
    color: white;
    text-decoration: none;
    font-size: 0.95rem;
    transition: var(--transition-smooth);
    opacity: 0.9;
}

.contact-item a:hover {
    opacity: 1;
    text-decoration: underline;
}

/* News Section */
.news-section {
    padding: 5rem 3rem;
    background: var(--color-bg-alt);
    animation: fadeIn 0.8s ease-out 0.7s both;
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 1.5rem;
}

.news-item {
    background: white;
    border: 1px solid var(--color-border);
    padding: 1.75rem;
    transition: var(--transition-smooth);
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.news-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0,0,0,0.1);
}

.news-date {
    font-size: 0.85rem;
    color: var(--color-secondary);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.news-item h3 {
    font-family: var(--font-display);
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--color-primary);
    line-height: 1.4;
}

.news-item h3 a {
    color: var(--color-primary);
    text-decoration: none;
    transition: var(--transition-smooth);
}

.news-item h3 a:hover {
    color: var(--color-secondary);
}

.news-source {
    font-size: 0.9rem;
    color: var(--color-text-light);
    font-style: italic;
}

/* Research Section */
.research-section {
    padding: 5rem 3rem;
    background: var(--color-bg);
    animation: fadeIn 0.8s ease-out 0.8s both;
}

.section-container {
    max-width: 1400px;
    margin: 0 auto;
}

.section-header {
    margin-bottom: 3rem;
}

.section-header h2 {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 300;
    color: var(--color-primary);
    margin-bottom: 0.75rem;
    letter-spacing: -0.02em;
}

.section-description {
    font-size: 1.1rem;
    color: var(--color-text-light);
    max-width: 680px;
}

.research-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
    gap: 2rem;
}

.research-card {
    background: var(--color-bg-alt);
    border: 1px solid var(--color-border);
    padding: 2rem;
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.research-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 0;
    background: var(--color-secondary);
    transition: var(--transition-smooth);
}

.research-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 32px rgba(0,0,0,0.12);
}

.research-card:hover::before {
    height: 100%;
}

.research-card h3 {
    font-family: var(--font-display);
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: 0.75rem;
    line-height: 1.3;
}

.research-venue {
    font-size: 0.9rem;
    color: var(--color-secondary);
    font-style: italic;
    margin-bottom: 1rem;
    font-weight: 400;
}

.research-description {
    font-size: 0.95rem;
    color: var(--color-text-light);
    line-height: 1.7;
    margin-bottom: 1.25rem;
}

.research-links {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.research-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: white;
    border: 1px solid var(--color-border);
    color: var(--color-text);
    text-decoration: none;
    font-size: 0.85rem;
    transition: var(--transition-smooth);
    font-weight: 400;
}

.research-link:hover {
    background: var(--color-primary);
    color: white;
    border-color: var(--color-primary);
}

/* Teaching Section */
.teaching-section {
    padding: 5rem 3rem;
    background: var(--color-bg-alt);
}

.course-card {
    background: white;
    border: 1px solid var(--color-border);
    padding: 2.5rem;
    margin-bottom: 2rem;
    transition: var(--transition-smooth);
}

.course-card:hover {
    box-shadow: 0 8px 24px rgba(0,0,0,0.08);
}

.course-code {
    font-size: 0.9rem;
    color: var(--color-secondary);
    font-weight: 500;
    margin-bottom: 0.5rem;
    letter-spacing: 0.05em;
}

.course-title {
    font-family: var(--font-display);
    font-size: 1.8rem;
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: 1rem;
}

.course-description {
    font-size: 1rem;
    color: var(--color-text-light);
    line-height: 1.8;
}

/* Content Area */
.content-area {
    max-width: 1400px;
    margin: 120px auto 0;
    padding: 4rem 3rem;
}

.content-area h1 {
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 300;
    color: var(--color-primary);
    margin-bottom: 2rem;
    letter-spacing: -0.02em;
}

.content-area h2 {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 600;
    color: var(--color-primary);
    margin: 2.5rem 0 1.5rem;
}

.content-area p {
    font-size: 1.05rem;
    line-height: 1.8;
    color: var(--color-text-light);
    margin-bottom: 1.5rem;
}

.content-area a {
    color: var(--color-secondary);
    transition: var(--transition-smooth);
}

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

/* Footer */
footer {
    background: var(--color-primary);
    color: white;
    padding: 3rem 3rem 2rem;
    text-align: center;
}

.footer-content {
    max-width: 1400px;
    margin: 0 auto;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.footer-links a {
    color: white;
    text-decoration: none;
    font-size: 0.9rem;
    opacity: 0.8;
    transition: var(--transition-smooth);
}

.footer-links a:hover {
    opacity: 1;
}

.copyright {
    font-size: 0.85rem;
    opacity: 0.6;
    margin-top: 1.5rem;
}

/* Responsive */
@media (max-width: 968px) {
    .hero {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .hero-image {
        max-width: 300px;
        margin: 0 auto;
    }
    
    .hero-content h1 {
        font-size: 2.5rem;
    }
    
    .nav-links {
        gap: 1.5rem;
    }
    
    .research-grid, .news-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 640px) {
    nav {
        padding: 1rem 1.5rem;
        flex-direction: column;
        gap: 1rem;
    }
    
    .hero {
        padding: 4rem 1.5rem 2rem;
    }
    
    .hero-content h1 {
        font-size: 2rem;
    }
    
    .subtitle {
        font-size: 1.1rem;
    }
    
    .research-section,
    .teaching-section,
    .news-section {
        padding: 3rem 1.5rem;
    }
    
    .contact-bar {
        padding: 1.5rem 1.5rem;
    }
    
    .contact-content {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .content-area {
        padding: 3rem 1.5rem;
    }
}