/* Global Styles */
:root {
    --primary-color: #0c2340;    /* UW Dark Blue */
    --secondary-color: #c5050c;   /* UW Red */
    --dark-red: #9b0000;         /* UW Dark Red */
    --accent-color: #282828;     /* Dark Gray */
    --light-bg: #f7f7f7;         /* Light Gray Background */
    --white: #ffffff;
    --text-color: #1f1f1f;
    --gradient-overlay: linear-gradient(rgba(12, 35, 64, 0.9), rgba(197, 5, 12, 0.8));
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
}

html {
    scroll-behavior: smooth;
    height: -webkit-fill-available;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    min-height: 100vh;
    min-height: -webkit-fill-available;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body.nav-open {
    overflow: hidden;
    position: fixed;
    width: 100%;
}

/* Navigation */
.navbar {
    background-color: var(--white);
    padding: 1rem 5%;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    height: 120px;  /* Restored to original size */
}

.logo {
    height: 120px;  /* Restored to original size */
    display: flex;
    align-items: center;
}

.logo img {
    height: 110px;  /* Restored to original size */
    width: auto;
    object-fit: contain;
}

.logo h1 {
    color: var(--primary-color);
    font-size: 1.8rem;
}

.nav-links {
    display: flex;
    list-style: none;
    align-items: center;
}

.nav-links li a {
    padding: 1rem 1.5rem;
    font-size: 1.1rem;  /* Slightly larger font to match the scale */
    color: var(--primary-color);
    text-decoration: none;
    transition: color 0.3s ease;
}

.nav-links li a:hover {
    color: var(--secondary-color);
    position: relative;
}

.nav-links li a:hover::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 2px;
    background: var(--secondary-color);
    bottom: -2px;
    left: 0;
    transform: scaleX(1);
    transition: transform 0.3s ease;
}

/* Hero Section */
.hero {
    height: 100vh;
    height: 100dvh;
    min-height: 500px;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--white);
    padding-top: 120px;
    padding-bottom: env(safe-area-inset-bottom);
    overflow: hidden;
}

.hero-slideshow {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 1s ease-in-out;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.slide::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.4);
}

.slide.active {
    opacity: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    width: 90%;
    padding: 2rem;
    background: rgba(197, 5, 12, 0.95);  /* UW-Madison red with 95% opacity */
    border-radius: 10px;
    backdrop-filter: blur(8px);
    margin: 0 auto;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.hero-content h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    line-height: 1.2;
    color: var(--white);
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-content p {
    font-size: 1.2rem;
    line-height: 1.4;
    margin-bottom: 0;
}

/* Research Area Section */
.research-area {
    padding: 3rem 5%;
    background-color: var(--light-bg);
}

.research-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    margin-top: 2rem;
    max-width: 1000px;
    margin-left: auto;
    margin-right: auto;
}

.research-card {
    background: #fff;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    text-decoration: none;
    color: inherit;
    display: block;
    border-left: 4px solid transparent;
}

.research-card:hover {
    border-left: 4px solid var(--secondary-color);
    transform: translateY(-5px);
    box-shadow: 0 6px 12px rgba(12, 35, 64, 0.15);
}

.research-card i {
    font-size: 2.5rem;
    color: var(--secondary-color);
    margin-bottom: 1rem;
}

/* Team Section */
.team {
    padding: 3rem 5%; /* Reduced from 5rem */
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

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

.member-photo.placeholder {
    width: 200px;
    height: 200px;
    background-color: #ddd;
    border-radius: 50%;
    margin: 0 auto 1rem;
}

/* Publications Section */
.publications {
    padding: 3rem 5%; /* Reduced from 5rem */
    background-color: var(--light-bg);
}

.publication {
    background: var(--white);
    padding: 1.5rem;
    margin-bottom: 1rem;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(26, 95, 122, 0.1);
    border-left: 4px solid var(--secondary-color);
}

.publication-year {
    color: var(--secondary-color);
    font-weight: bold;
}

/* Contact Section */
.contact {
    padding: 3rem 5%; /* Reduced from 5rem */
    text-align: center;
}

.contact-info {
    margin-top: 2rem;
}

.contact-info p {
    margin-bottom: 1rem;
}

.contact-info i {
    color: var(--secondary-color);
    margin-right: 0.5rem;
}

/* Footer */
footer {
    background-color: var(--secondary-color);
    color: var(--white);
    text-align: center;
    padding: 2rem 5%;
    border-top: 4px solid var(--primary-color);
}

/* Common Section Styles */
section h2 {
    text-align: center;
    color: var(--primary-color);
    font-size: 2.5rem;
    margin-bottom: 2rem;
    border-bottom: 3px solid var(--secondary-color);
    padding-bottom: 0.5rem;
}

/* Mobile Navigation */
.burger {
    display: none;
    cursor: pointer;
}

.burger div {
    width: 25px;
    height: 3px;
    background-color: var(--primary-color);
    margin: 5px;
    transition: all 0.3s ease;
}

/* Responsive Design */
@media screen and (max-width: 768px) {
    .navbar {
        height: 80px;
        padding: 0.5rem 5%;
    }

    .logo {
        height: 80px;
    }

    .logo img {
        height: 70px;
    }

    .nav-links {
        position: fixed;
        right: -100%;
        top: 80px;
        height: calc(100vh - 80px);
        height: calc(100vh - 80px - env(safe-area-inset-bottom));
        background-color: var(--white);
        flex-direction: column;
        align-items: center;
        width: 100%;
        transition: right 0.5s ease;
        padding: 2rem 0;
        padding-bottom: calc(2rem + env(safe-area-inset-bottom));
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
    }

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

    .nav-links li {
        opacity: 0;
        margin: 1.5rem 0;
    }

    .nav-links li a {
        font-size: 1.2rem;
        padding: 1rem 2rem;
        display: block;
        width: 100%;
        text-align: center;
    }

    @keyframes navLinkFade {
        from {
            opacity: 0;
            transform: translateX(50px);
        }
        to {
            opacity: 1;
            transform: translateX(0);
        }
    }

    .burger {
        display: block;
        cursor: pointer;
        padding: 1rem;
        margin: -1rem;
        z-index: 1000;
    }

    .burger.toggle .line1 {
        transform: rotate(-45deg) translate(-5px, 6px);
    }

    .burger.toggle .line2 {
        opacity: 0;
    }

    .burger.toggle .line3 {
        transform: rotate(45deg) translate(-5px, -6px);
    }

    .hero {
        height: auto;
        min-height: 60dvh;
        padding: 90px 1rem 2rem;
    }

    .hero-content {
        width: 88%;
        padding: 1rem;
        background: rgba(197, 5, 12, 0.95);  /* UW-Madison red with 95% opacity */
        margin: 1rem auto;
    }

    .hero-content h1 {
        font-size: 1.4rem;
        line-height: 1.2;
        margin-bottom: 0.5rem;
    }

    .hero-content p {
        font-size: 0.9rem;
        line-height: 1.3;
        margin-bottom: 0;
    }

    .hero-slideshow .slide::before {
        background: linear-gradient(rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.7));
    }

    .research-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        padding: 0 1rem;
    }
}

@media screen and (max-width: 428px) {
    .hero {
        min-height: 65dvh;  /* Increased from 45dvh */
        padding-top: 80px;
    }

    .hero-slideshow {
        height: 100%;
    }

    .hero-slideshow .slide {
        height: 100%;
        background-position: center;
        background-size: cover;
    }

    .hero-content {
        width: 88%;
        padding: 1rem;
        background: rgba(197, 5, 12, 0.95);  /* UW-Madison red with 95% opacity */
        margin: 1rem auto;
    }

    .hero-content h1 {
        font-size: 1.2rem;
        margin-bottom: 0.4rem;
    }

    .hero-content p {
        font-size: 0.85rem;
        line-height: 1.2;
    }

    .hero-slideshow .slide::before {
        background: linear-gradient(rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.7));
    }
}

/* Extra small screens and landscape mode */
@media screen and (max-width: 428px) and (max-height: 800px) {
    .hero {
        min-height: 55dvh;  /* Increased from 40dvh */
    }
}

/* Team Page */
.team-page {
    padding: 180px 5% 3rem;
    max-width: 1200px;
    margin: 0 auto;
}

.team-page h1 {
    color: var(--primary-color);
    font-size: 2.5rem;
    margin-bottom: 2rem;
    text-align: center;
}

.team-section {
    margin-bottom: 4rem;
}

.team-section h2 {
    color: var(--primary-color);
    font-size: 2rem;
    margin-bottom: 2rem;
    border-bottom: 2px solid var(--secondary-color);
    padding-bottom: 0.5rem;
}

.team-members-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 2rem auto;
    max-width: 1200px;
}

.team-member-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-decoration: none;
    color: inherit;
    background: var(--white);
    border-radius: 8px;
    padding: 1.5rem;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    height: 100%;
    width: 100%;
}

.member-photo {
    width: 250px;
    height: 250px;
    overflow: hidden;
    border-radius: 8px;
    margin-bottom: 1rem;
    flex-shrink: 0;
}

.member-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.member-card-info {
    padding: 1rem;
    text-align: center;
}

.member-card-info h3 {
    color: var(--primary-color);
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
}

.member-card-info .member-title {
    color: var(--secondary-color);
    font-size: 1rem;
    margin: 0;
}

/* Ensure consistent sizing for single-card rows */
.team-section:first-of-type .team-members-grid {
    grid-template-columns: minmax(300px, 400px);
    justify-content: center;
}

/* Media queries for responsive design */
@media screen and (max-width: 1024px) {
    .team-members-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    }
    
    .member-photo {
        width: 200px;
        height: 200px;
    }
}

@media screen and (max-width: 640px) {
    .team-members-grid {
        grid-template-columns: 1fr;
    }
    
    .member-photo {
        width: 180px;
        height: 180px;
    }
}

/* Graduate Students Grid */
.team-member.student {
    background: var(--white);
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.team-member.student .member-photo {
    width: 200px;
    margin: 0 auto 1.5rem;
}

/* Alumni Section */
.alumni-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.alumni-member {
    background: var(--white);
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    border-left: 4px solid var(--primary-color);
    transition: all 0.3s ease;
}

.alumni-member:hover {
    border-left: 4px solid var(--secondary-color);
}

.alumni-member h3 {
    color: var(--primary-color);
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
}

.alumni-degree {
    color: var(--secondary-color);
    margin-bottom: 0.25rem;
}

/* Responsive Design */
@media screen and (max-width: 768px) {
    .team-member.pi {
        grid-template-columns: 1fr;
    }

    .team-member.pi .member-photo {
        width: 250px;
        margin: 0 auto;
    }
}

/* Team Member Profile Page */
.team-member-profile {
    padding: 180px 5% 3rem;
    max-width: 1000px;
    margin: 0 auto;
}

.profile-container {
    background: var(--white);
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    overflow: hidden;
}

.profile-header {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: 2rem;
    padding: 2rem;
    background: var(--light-bg);
}

.profile-photo {
    width: 100%;
    aspect-ratio: 1;
    border-radius: 8px;
    overflow: hidden;
}

.profile-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.profile-title {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.profile-title h1 {
    color: var(--primary-color);
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.profile-title .title {
    color: var(--secondary-color);
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
}

.profile-title .department,
.profile-title .university {
    color: var(--text-color);
    margin-bottom: 0.25rem;
}

.profile-content {
    padding: 2rem;
}

.profile-content > div {
    margin-bottom: 2rem;
}

.profile-content h2 {
    color: var(--primary-color);
    font-size: 1.5rem;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--secondary-color);
}

.profile-content ul {
    list-style: none;
    padding: 0;
}

.profile-content ul li {
    margin-bottom: 0.5rem;
}

.contact-info p {
    margin-bottom: 0.5rem;
}

.contact-info i {
    color: var(--secondary-color);
    width: 20px;
    margin-right: 0.5rem;
}

@media screen and (max-width: 768px) {
    .profile-header {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .profile-photo {
        width: 250px;
        margin: 0 auto;
    }
}

/* Principal Investigator */
.team-section:first-of-type .team-members-grid {
    display: flex;
    justify-content: center;
}

.team-section:first-of-type .team-member-card {
    width: 50%;  /* Make the card 50% of its container width */
    max-width: 400px;  /* Set a maximum width to prevent it from getting too large */
}

.project-page {
    max-width: 1200px;
    margin: 80px auto 0;
    padding: 2rem;
}

.project-header {
    text-align: center;
    margin-top: 2rem;
    margin-bottom: 3rem;
}

.project-header i {
    color: var(--uw-red);
    margin-bottom: 1rem;
}

.project-summary {
    font-size: 1.2rem;
    line-height: 1.6;
    margin-bottom: 2rem;
}

.project-details h2 {
    color: var(--uw-red);
    margin: 2rem 0 1rem;
}

.current-projects {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 1.5rem 0;
}

.project-item {
    background: #f8f8f8;
    padding: 1.5rem;
    border-radius: 8px;
}

.project-item h3 {
    color: var(--uw-red);
    margin-bottom: 1rem;
}

.project-publications {
    margin-top: 2rem;
    padding: 1.5rem;
    background: #f8f8f8;
    border-radius: 8px;
}

/* Button styles */
.button {
    background-color: var(--secondary-color);
    color: var(--white);
    transition: background-color 0.3s ease;
}

.button:hover {
    background-color: var(--dark-red);
}

/* Wisconsin Rainfall Project Page Styles */
.project-info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.info-card {
    background: var(--light-bg);
    padding: 1.5rem;
    border-radius: 8px;
    border-left: 4px solid var(--secondary-color);
}

.info-card h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.info-card h3 i {
    color: var(--secondary-color);
}

.info-card ul {
    margin: 1rem 0;
    padding-left: 0;
    list-style: none;
}

.info-card li {
    margin-bottom: 0.5rem;
}

.resources-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.resource-card {
    background: var(--white);
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    border-left: 4px solid var(--primary-color);
}

.resource-card h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.resource-card h3 i {
    color: var(--secondary-color);
}

.resource-card ul {
    margin: 1rem 0;
    padding-left: 0;
    list-style: none;
}

.resource-card li {
    margin-bottom: 0.5rem;
}

.resource-card a {
    color: var(--secondary-color);
    text-decoration: none;
}

.resource-card a:hover {
    text-decoration: underline;
}

.contact-section {
    background: var(--light-bg);
    padding: 2rem;
    border-radius: 8px;
    margin: 2rem 0;
    text-align: center;
}

.contact-section .contact-info {
    margin-top: 1rem;
}

.contact-section .contact-info p {
    margin-bottom: 0.5rem;
}

.contact-section .contact-info i {
    color: var(--secondary-color);
    margin-right: 0.5rem;
}

.contact-section .contact-info a {
    color: var(--secondary-color);
    text-decoration: none;
}

.contact-section .contact-info a:hover {
    text-decoration: underline;
}

.shiny-app-container {
    margin: 2rem 0;
}

.shiny-app-container h2 {
    margin-bottom: 1rem;
}

#shiny-app {
    position: relative;
    background: #f8f8f8;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

#shiny-app iframe {
    border-radius: 8px;
    transition: opacity 0.3s ease;
}

#shiny-app::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 40px;
    height: 40px;
    border: 3px solid #f3f3f3;
    border-top: 3px solid var(--secondary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    z-index: 1;
    opacity: 0;
    transition: opacity 0.3s ease;
}

#shiny-app.loading::before {
    opacity: 1;
}

@keyframes spin {
    0% { transform: translate(-50%, -50%) rotate(0deg); }
    100% { transform: translate(-50%, -50%) rotate(360deg); }
}

/* Responsive design for project page */
@media screen and (max-width: 768px) {
    .project-info-grid,
    .resources-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .info-card,
    .resource-card {
        padding: 1rem;
    }
    
    .contact-section {
        padding: 1rem;
    }
    
    #shiny-app {
        height: 600px !important;
    }
}

@media screen and (max-width: 480px) {
    #shiny-app {
        height: 500px !important;
    }
}