/* Import a custom font from Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@300;400;600;700&family=Playfair+Display:wght@400;700&display=swap');

/* --- Root Variables (for easier theme management) --- */
:root {
    --primary-color: #2c3e50; /* Dark blue/grey for headers, footers */
    --accent-color: #e74c3c; /* Red accent for highlights, hover */
    --secondary-color: #3c5267; /* Darker blue for mobile nav background */
    --light-bg-color: #f8f8f8; /* Light background for body */
    --light-section-bg: #f2f2f2; /* Slightly darker light background for alternating sections */
    --text-color: #333; /* Main text color */
    --secondary-text-color: #555; /* Secondary text color */
    --light-text-color: #777; /* Lighter text color */
    --white-color: #fff; /* White */
    --border-color: #ddd; /* Light border */
    --shadow-light: 0 2px 10px rgba(0,0,0,0.1);
    --shadow-medium: 0 4px 8px rgba(0,0,0,0.1);
    --shadow-hover: 0 8px 16px rgba(0,0,0,0.15);
    --transition-speed: 0.3s;
    --transition-slow: 2s; /* For slideshow */
}

/* --- Universal Box-Sizing --- */
*, *::before, *::after {
    box-sizing: border-box;
}

/* --- General Body Styles --- */
body {
    font-family: 'Montserrat', sans-serif;
    margin: 0;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--light-bg-color);
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased; /* Better font rendering on WebKit browsers */
    -moz-osx-font-smoothing: grayscale; /* Better font rendering on Firefox */
}

/* Prevent scrolling when mobile menu is open */
body.menu-open {
    overflow: hidden;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto; /* Shorthand for top/bottom 0, left/right auto */
    padding: 20px 0;
    /* Removed overflow: hidden from here as it can sometimes clip content */
}

/* --- Header --- */
header {
    background: var(--primary-color);
    color: var(--white-color);
    padding: 1.5rem 5%; /* Combined padding-left/right into padding */
    border-bottom: 5px solid var(--accent-color);
    box-shadow: var(--shadow-light);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

header h1 {
    margin: 0;
    font-size: 2.8em;
    font-family: 'Playfair Display', serif;
    letter-spacing: 1px;
    white-space: nowrap; /* Prevent title from wrapping on smaller screens before media query kicks in */
}

header nav ul {
    padding: 0;
    list-style: none;
    display: flex;
    justify-content: center;
    margin: 0;
}

header nav ul li {
    padding: 0 25px;
}

header nav ul li a {
    color: var(--white-color);
    text-decoration: none;
    text-transform: uppercase;
    font-weight: 600;
    transition: color var(--transition-speed) ease;
}

header nav ul li a:hover {
    color: var(--accent-color);
}

/* --- Hamburger menu toggle button --- */
.menu-toggle {
    display: none; /* Hidden by default on desktop */
    background: none;
    border: none;
    font-size: 2em;
    color: var(--white-color);
    cursor: pointer;
    padding: 10px;
    transition: color var(--transition-speed) ease;
    z-index: 1000; /* Ensure it's above other content if menu overlays */
}

.menu-toggle:hover {
    color: var(--accent-color);
}

/* --- Sections --- */
section {
    padding: 60px 0;
    text-align: center;
}

section:nth-of-type(even) {
    background-color: var(--light-section-bg);
}

h2 {
    color: var(--primary-color);
    margin-bottom: 40px;
    font-size: 2.5em;
    font-family: 'Playfair Display', serif;
    position: relative;
    padding-bottom: 10px;
}

h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background-color: var(--accent-color);
}

/* --- Hero Section (About) --- */
.hero {
    padding-top: 80px;
    padding-bottom: 80px;
    position: relative;
    overflow: hidden;
    color: var(--white-color);
    text-shadow: 1px 1px 3px rgba(0,0,0,0.5);
    display: flex; /* Use flexbox for vertical centering if needed, or keep text-align center */
    align-items: center;
    justify-content: center;
    min-height: 60vh; /* Ensure it takes up a good portion of the viewport height */
}

.hero .container {
    position: relative;
    z-index: 3; /* Ensure content is above both slideshow layers and overlay */
}

.profile-pic {
    width: 150px;
    height: 150px;
    border-radius: 50%; /* Makes it round */
    object-fit: cover;
    border: 5px solid var(--white-color);
    box-shadow: var(--shadow-light);
    margin-bottom: 25px;
}


/* --- Background Slideshow Styling --- */
.about-bg-slideshow {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    transition: opacity var(--transition-slow) ease-in-out; /* Slower transition for a smoother fade */
    z-index: 1; /* Both layers are behind the content */
}

/* Layer 2 specifically needs to be above Layer 1 to crossfade */
.about-bg-slideshow.layer-2 {
    z-index: 2; /* This layer will fade in on top of layer-1, then switch roles */
}

/* Dark overlay for shadowing effect */
.hero::before { /* Use ::before pseudo-element on .hero for the overlay */
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5); /* 50% black overlay */
    z-index: 2; /* Above the images, below the content */
}

/* Ensure other elements in hero section are readable */
.hero h2, .hero p {
    color: var(--white-color); /* Explicitly set color */
}


/* --- Sorting Controls Styling --- */
.sort-controls {
    text-align: right;
    margin-bottom: 20px;
    padding-right: 10px; /* Kept for consistent spacing if container has left/right padding */
}

.sort-controls label {
    font-weight: 600;
    margin-right: 10px;
    color: var(--secondary-text-color);
}

.sort-controls select {
    padding: 8px 12px;
    border: 1px solid var(--border-color);
    border-radius: 5px;
    font-family: 'Montserrat', sans-serif;
    font-size: 1em;
    background-color: var(--white-color);
    cursor: pointer;
    outline: none;
    transition: border-color var(--transition-speed) ease;
    appearance: none; /* Remove default select arrow */
    background-image: url('data:image/svg+xml;utf8,<svg fill="%23333333" height="24" viewBox="0 0 24 24" width="24" xmlns="http://www.w3.org/2000/svg"><path d="M7 10l5 5 5-5z"/><path d="M0 0h24v24H0z" fill="none"/></svg>'); /* Custom arrow */
    background-repeat: no-repeat;
    background-position: right 8px center;
    background-size: 18px;
}

.sort-controls select:hover,
.sort-controls select:focus {
    border-color: var(--accent-color);
}


/* --- Gallery Section --- */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
    padding: 20px 0;
}

.gallery-item {
    background: var(--white-color);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--shadow-medium);
    transition: transform var(--transition-speed) ease-in-out, box-shadow var(--transition-speed) ease;
    cursor: pointer;
    text-align: center;
    display: flex; /* Use flexbox to organize content within the item */
    flex-direction: column;
}

.gallery-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.gallery-item img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    display: block;
}

.gallery-item h3 {
    margin: 15px 10px 5px;
    color: var(--secondary-text-color);
    font-size: 1.3em;
    font-family: 'Playfair Display', serif;
}

.gallery-item p {
    margin: 0 10px 15px;
    color: var(--light-text-color);
    font-size: 0.9em;
    flex-grow: 1; /* Allows text to take up remaining space, pushing footer down */
}

/* --- Contact Section (with fade-in) --- */
.contact-section {
    background-color: var(--light-section-bg); /* Using a variable */
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 1.5s ease-out, transform 1.5s ease-out;
}

.contact-section.is-visible {
    opacity: 1;
    transform: translateY(0);
}

.contact-section p {
    font-size: 1.1em;
    margin-bottom: 10px;
}

.contact-section a {
    color: var(--accent-color);
    text-decoration: none;
    font-weight: 600;
    transition: color var(--transition-speed) ease;
}

.contact-section a:hover {
    color: #c0392b; /* A darker red, good to keep for specific hover */
    text-decoration: underline;
}

/* --- Footer --- */
footer {
    background: var(--primary-color);
    color: var(--white-color);
    text-align: center;
    padding: 25px 0;
    margin-top: 50px;
    font-size: 0.9em;
}

/* --- Social Icons Styling --- */
.social-icons {
    margin-bottom: 20px;
}

.social-icons a {
    color: var(--white-color);
    font-size: 2.2em;
    margin: 0 10px;
    transition: color var(--transition-speed) ease, transform var(--transition-speed) ease;
    display: inline-block;
}

.social-icons a:hover {
    color: var(--accent-color);
    transform: scale(1.1);
}


/* --- Lightbox Styles --- */
#lightbox-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.85);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-speed) ease, visibility var(--transition-speed) ease;
}

#lightbox-overlay.active {
    opacity: 1;
    visibility: visible;
}

#lightbox-content {
    position: relative;
    background: var(--white-color);
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.5);
    max-width: 90%;
    max-height: 90%;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px; /* Add gap for consistent spacing between image and text */
}

#lightbox-close {
    position: absolute;
    top: 10px;
    right: 15px;
    font-size: 30px;
    color: var(--text-color);
    cursor: pointer;
    font-weight: bold;
    transition: color 0.2s ease;
}

#lightbox-close:hover {
    color: var(--accent-color);
}

#lightbox-image {
    max-width: 100%;
    max-height: 70vh; /* Adjust if 80vh was too tall on some screens */
    display: block;
    margin: 0 auto; /* Center image horizontally */
    object-fit: contain; /* Ensures entire image is visible, not cropped */
}

#lightbox-caption {
    color: var(--secondary-text-color);
    font-size: 1.1em;
    text-align: center;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 5px; /* Space between details */
    padding: 0 10px; /* Small horizontal padding for caption text */
    max-height: 20vh; /* Limit height to prevent large captions from pushing image off screen */
    overflow-y: auto; /* Allow scrolling for long captions */
}

#lightbox-caption h3 {
    margin: 0;
    color: var(--primary-color);
    font-size: 1.5em;
    font-family: 'Playfair Display', serif;
}
#lightbox-caption p {
    margin: 0;
    color: var(--light-text-color);
    font-size: 0.95em;
    line-height: 1.4;
}
#lightbox-caption p strong {
    color: var(--secondary-text-color);
}


/* --- Back to Top Button --- */
#back-to-top {
    display: none; /* Hidden by default (controlled by JS) */
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 99;
    border: none;
    outline: none;
    background-color: var(--accent-color);
    color: var(--white-color);
    cursor: pointer;
    padding: 15px;
    border-radius: 50%;
    font-size: 20px;
    box-shadow: var(--shadow-medium);
    transition: background-color var(--transition-speed), transform var(--transition-speed);
}

#back-to-top:hover {
    background-color: #c0392b; /* Darker shade on hover */
    transform: translateY(-3px);
}


/* --- Responsive Design --- */
@media (max-width: 768px) {
    header {
        flex-wrap: wrap;
        padding: 10px 20px;
    }

    header h1 {
        flex-grow: 1;
        text-align: left;
        font-size: 2em;
    }

    .menu-toggle {
        display: block; /* Show hamburger button on mobile */
    }

    header nav {
        width: 100%;
        max-height: 0; /* Hidden by default */
        overflow: hidden;
        transition: max-height var(--transition-speed) ease-out;
        order: 3; /* Push nav below h1 and toggle */
    }

    header nav.active {
        max-height: 300px; /* Adjust as needed based on number of menu items */
    }

    header nav ul {
        flex-direction: column;
        align-items: flex-start;
        padding: 20px 0;
        background: var(--secondary-color);
        border-radius: 0 0 8px 8px;
        box-shadow: var(--shadow-light);
        margin-top: 10px;
    }

    header nav ul li {
        padding: 10px 20px;
        width: 100%;
        text-align: left;
    }

    header nav ul li a {
        display: block;
        color: var(--light-bg-color); /* Lighter text for mobile menu */
    }

    header nav ul li a:hover {
        background-color: rgba(255,255,255,0.1);
        color: var(--accent-color);
    }

    /* Adjust sorting controls for mobile */
    .sort-controls {
        text-align: center;
        margin-bottom: 20px;
        padding-right: 0;
    }

    .sort-controls select {
        width: 80%;
    }

    /* Social icons on mobile */
    .social-icons {
        margin-bottom: 15px;
    }

    .social-icons a {
        font-size: 1.8em;
        margin: 0 8px;
    }

    h2 {
        font-size: 2em;
    }

    /* Adjust hero section for mobile */
    .hero {
        min-height: 50vh; /* Slightly less height on smaller screens */
        padding-top: 50px;
        padding-bottom: 50px;
    }
    .profile-pic {
        width: 120px;
        height: 120px;
    }
    .hero p {
        font-size: 1em;
    }

    .gallery-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
        gap: 15px;
    }

    .gallery-item img {
        height: 200px;
    }

    #lightbox-image {
        max-height: 70vh;
    }

    #lightbox-content {
        padding: 15px;
    }
}

@media (max-width: 480px) {
    header h1 {
        font-size: 1.8em;
    }

    header nav ul li {
        padding: 8px 15px;
    }

    .container {
        width: 95%;
    }

    section {
        padding: 40px 0;
    }

    h2 {
        font-size: 1.8em;
    }

    .profile-pic {
        width: 100px; /* Slightly smaller on very small screens */
        height: 100px;
    }

    .hero p {
        font-size: 0.95em;
    }

    .gallery-item img {
        height: 160px;
    }

    #back-to-top {
        bottom: 20px;
        right: 20px;
        padding: 12px;
        font-size: 18px;
    }
}