/* --- THEME PALETTES (CSS Variables) --- */
:root {
    /* Default Dark Theme */
    --bg-color: #000000;
    --header-color: #111111;
    --border-color: #222222;
    --box-color: #e8e8e8;
    --text-color: #333333;
    --nav-text: #aaaaaa;
    --nav-hover-text: #ffffff;
    --accent-color: #cccccc;
    --footer-text: #666666;
}

[data-theme="cyberpunk"] {
    --bg-color: #1a0033;
    --header-color: #0d001a;
    --border-color: #ff007f;
    --box-color: #2d0059;
    --text-color: #00ffff;
    --nav-text: #ff007f;
    --nav-hover-text: #00ffff;
    --accent-color: #ff007f;
    --footer-text: #ff007f;
}

[data-theme="forest"] {
    --bg-color: #1b261e;
    --header-color: #131a15;
    --border-color: #2d3b30;
    --box-color: #eae7dc;
    --text-color: #2d3b30;
    --nav-text: #8fc1b5;
    --nav-hover-text: #ffffff;
    --accent-color: #50756c;
    --footer-text: #50756c;
}

[data-theme="ocean"] {
    --bg-color: #0b132b;
    --header-color: #1c2541;
    --border-color: #3a506b;
    --box-color: #e0f2f1;
    --text-color: #0b132b;
    --nav-text: #5bc0be;
    --nav-hover-text: #ffffff;
    --accent-color: #3a506b;
    --footer-text: #5bc0be;
}

[data-theme="light"] {
    --bg-color: #f0f2f5;
    --header-color: #ffffff;
    --border-color: #dddddd;
    --box-color: #ffffff;
    --text-color: #333333;
    --nav-text: #555555;
    --nav-hover-text: #111111;
    --accent-color: #888888;
    --footer-text: #777777;
}

[data-theme="arcade"] {
    --bg-color: #050505;          /* Deep Cabinet Black */
    --header-color: #111111;
    --border-color: #39ff14;      /* Neon Matrix Green */
    --box-color: #1a1a1a;
    --text-color: #39ff14;         /* CRT Monitor Green Text */
    --nav-text: #888888;
    --nav-hover-text: #39ff14;
    --accent-color: #39ff14;
    --footer-text: #39ff14;
}

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

body {
    background-color: var(--bg-color);
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: var(--text-color);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    transition: background-color 0.3s ease, color 0.3s ease;
}

/* Header Layout */
header {
    background-color: var(--header-color);
    padding: 0.75rem 2rem 0.5rem 2rem;
    border-bottom: 1px solid var(--border-color);
    transition: background-color 0.3s ease, border-color 0.3s ease;
}

/* Navigation Container */
nav {
    width: 100%;
    max-width: none;
    margin: 0 auto;
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
}

/* Logo in Upper Left */
.logo-img {
    height: 75px;
    width: auto;
    align-self: flex-start;
}

/* Nav Links at the right side */
.nav-links {
    list-style: none;
    display: flex;
    gap: 2rem;
    align-items: flex-end; /* Locks all child containers cleanly along the baseline grid */
}

.nav-links li {
    display: flex;
    align-items: center;
}

.nav-links a, .theme-link {
    color: var(--nav-text);
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    padding-bottom: 0.5rem;
    transition: color 0.3s;
    border-bottom: 2px solid transparent;
    display: inline-block;
    line-height: 1.2; /* Hard-coded identical line heights across elements */
    margin: 0;
}

.nav-links a:hover, .nav-links a.active, .theme-dropdown:hover .theme-link {
    color: var(--nav-hover-text);
    border-bottom: 2px solid var(--nav-hover-text);
}

/* --- DROPDOWN CODE INTEGRATION --- */
.theme-dropdown {
    position: relative;
    display: inline-block;
}

/* Hidden popup palette list */
.dropdown-content {
    display: none;
    position: absolute;
    right: 0;
    top: 100%;
    margin-top: 2px;
    background-color: var(--header-color);
    border: 1px solid var(--border-color);
    min-width: 160px;
    box-shadow: 0px 8px 16px rgba(0,0,0,0.3);
    z-index: 100;
    border-radius: 6px;
    overflow: hidden;
}

.dropdown-content button {
    color: var(--nav-text);
    background: none;
    border: none;
    font-family: inherit;
    font-size: 1rem;
    font-weight: 500;
    padding: 12px 16px;
    text-align: left;
    width: 100%;
    display: block;
    cursor: pointer;
    transition: background-color 0.2s, color 0.2s;
}

.dropdown-content button:hover {
    background-color: var(--border-color);
    color: var(--nav-hover-text);
}

/* Reveals the panel overlay strictly on hover */
.theme-dropdown:hover .dropdown-content {
    display: block;
}

/* The "Layered" Floating Body Content */
main {
    flex: 1;
    max-width: 1000px;
    width: 90%;
    margin: 3rem auto;
    background-color: var(--box-color);
    padding: 3rem;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    transition: background-color 0.3s ease;
}

/* Footer */
footer {
    background-color: var(--header-color);
    color: var(--footer-text);
    text-align: center;
    padding: 1.5rem;
    font-size: 0.9rem;
    border-top: 1px solid var(--border-color);
    transition: background-color 0.3s ease, border-color 0.3s ease, color 0.3s ease;
}

/* Content Dividers */
hr {
    border: 0;
    border-top: 1px solid var(--accent-color);
    margin: 1.5rem 0;
}

/* Home Page Grid Layout */
.home-grid {
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: 3rem;
}

.home-text, .home-image-container {
    flex: 1;
}

/* Headshot Styling */
.home-headshot {
    width: 100%;
    max-width: 350px;
    height: auto;
    display: block;
    margin: 0 auto;
    border-radius: 50%;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

/* Responsive design */
@media (max-width: 768px) {
    .home-grid {
        flex-direction: column-reverse;
        text-align: center;
    }
    
    .home-headshot {
        max-width: 250px;
    }
}

/* --- RESUME REVISIONS --- */
.resume-grid {
    display: flex;
    flex-direction: row;
    align-items: flex-start;
    justify-content: space-between;
    gap: 3rem;
}

.resume-left {
    flex: 2.3;
}

.resume-right {
    flex: 1;
}

.resume-section {
    margin-bottom: 1.5rem;
}

.resume-section h2 {
    font-size: 1.5rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* The header line directly under the section H2 */
.section-header-line {
    border: 0;
    border-top: 1px solid var(--accent-color);
    margin: 0.75rem 0 1.25rem 0;
}

/* The divider line placed BETWEEN different sections */
.section-divider {
    border: 0;
    border-top: 1px solid var(--accent-color);
    margin: 2rem 0;
    opacity: 0.5; /* Slightly softer so it doesn't fight the main headers */
}

/* Unified Font Style for degree names, job titles, and skill categories */
.resume-entry-title {
    font-size: 1.15rem;
    font-weight: 700;
    color: inherit;
    display: inline-block;
    margin-bottom: 0.25rem;
}

.resume-sub {
    font-style: italic;
    opacity: 0.8;
    font-size: 1rem;
    margin-bottom: 0.75rem;
}

.resume-item p {
    font-size: 1rem;
    line-height: 1.5;
    margin-bottom: 0.5rem;
}

.resume-item ul {
    margin-left: 1.5rem;
    margin-top: 0.5rem;
}

.resume-item li {
    font-size: 1rem;
    line-height: 1.5;
    margin-bottom: 0.4rem;
}

/* Contact Sidebar Container Box */
.contact-card {
    background-color: rgba(0, 0, 0, 0.04);
    padding: 1.5rem;
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.contact-card p {
    margin-bottom: 0.75rem;
    font-size: 1rem;
    word-break: break-word;
}

.contact-card a {
    color: inherit;
    text-decoration: underline;
}

.contact-card a:hover {
    color: var(--nav-text);
}

/* Responsive Rules */
@media (max-width: 768px) {
    .resume-grid {
        flex-direction: column;
    }
    
    .resume-right {
        width: 100%;
    }
    
    .section-divider {
        margin: 1.5rem 0;
    }
}

/* ==========================================================================
   ARTIFACTS MAIN GRID VIEW
   ========================================================================== */

.artifacts-container {
    width: 100%;
}

/* Dynamic Filter Bar Formatting */
.filter-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px dashed var(--border-color);
}

.filter-btn {
    background-color: transparent;
    color: var(--nav-text);
    border: 1px solid var(--border-color);
    padding: 0.5rem 1rem;
    font-family: inherit;
    font-size: 0.9rem;
    font-weight: 600;
    border-radius: 20px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.filter-btn:hover {
    color: var(--nav-hover-text);
    border-color: var(--nav-hover-text);
    background-color: rgba(255, 255, 255, 0.05);
}

.filter-btn.active {
    background-color: var(--nav-hover-text);
    color: var(--bg-color); /* Inverts colors against background for strong visibility */
    border-color: var(--nav-hover-text);
}

/* 3-Column Responsive Layout Grid for your 14 Projects */
.project-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 1.5rem;
}

/* Individual Project Grid Tile */
.project-card {
    background-color: rgba(0, 0, 0, 0.03);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.project-card:hover {
    transform: translateY(-4px);
    border-color: var(--nav-hover-text);
    box-shadow: 0 6px 15px rgba(0, 0, 0, 0.15);
}

/* Card Visual Thumbnail Box */
.project-thumbnail {
    width: 100%;
    aspect-ratio: 16 / 9;
    background-color: rgba(0, 0, 0, 0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    border-bottom: 1px solid var(--border-color);
}

.thumb-placeholder {
    font-size: 2.5rem;
    opacity: 0.5;
    transition: transform 0.2s ease;
}

.project-card:hover .thumb-placeholder {
    transform: scale(1.15); /* Subtle pop animation on hover */
}

/* Text Container inside Cards */
.project-info {
    padding: 1rem;
}

.project-info h3 {
    font-size: 1.1rem;
    font-weight: 700;
    color: inherit;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis; /* Gracefully truncates long titles on tiny widths */
}


/* ==========================================================================
   INDIVIDUAL DEEP-DIVE VIEWS
   ========================================================================== */

.detail-container {
    width: 100%;
}

/* Back Button Alignment */
.back-btn {
    background: none;
    border: none;
    color: var(--nav-text);
    font-family: inherit;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    padding-bottom: 0.25rem;
    margin-bottom: 1.5rem;
    border-bottom: 1px solid transparent;
    transition: all 0.2s ease;
}

.back-btn:hover {
    color: var(--nav-hover-text);
    border-bottom-color: var(--nav-hover-text);
}

.detail-container h1 {
    font-size: 2.2rem;
    margin-bottom: 0.5rem;
}

/* Inline Tag Chips under the project title */
.detail-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.detail-tag-label {
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.5px;
    padding: 0.25rem 0.65rem;
    border-radius: 4px;
    background-color: rgba(0, 0, 0, 0.06);
    border: 1px solid var(--border-color);
    color: inherit;
    opacity: 0.8;
}

/* Structural Split for Inside Project View */
.detail-content-layout {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    margin-top: 1.5rem;
}

/* Gameplay Trailer / Embed Box Workspace */
.detail-media-box {
    width: 100%;
    aspect-ratio: 16 / 9;
    background-color: rgba(0, 0, 0, 0.05);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.placeholder-text {
    font-style: italic;
    font-size: 1rem;
    opacity: 0.5;
}

.detail-description h2 {
    font-size: 1.4rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 1rem;
}

.detail-description p {
    font-size: 1.05rem;
    line-height: 1.6;
}

/* Slideshow Arrow Interactive Tuning */
.slide-arrow {
    transition: background-color 0.2s ease, transform 0.1s ease;
    box-shadow: 0 4px 10px rgba(0,0,0,0.3);
}

.slide-arrow:hover {
    background-color: var(--nav-hover-text) !important;
    color: var(--bg-color) !important;
}

.slide-arrow:active {
    transform: scale(0.9);
}


/* ==========================================================================
   THEME ADAPTATION TWEEKS FOR CORE CONTRAST RULES
   ========================================================================== */

/* Dark Theme Specific Adjustments for Layout Blocks */
[data-theme="cyberpunk"] .project-card,
[data-theme="cyberpunk"] .detail-media-box,
[data-theme="arcade"] .project-card,
[data-theme="arcade"] .detail-media-box {
    background-color: rgba(0, 0, 0, 0.4); /* High contrast backing for dark code schemes */
}

/* ==========================================================================
   ACHIEVEMENT NOTIFICATION TOAST
   ========================================================================== */
.achievement-toast {
    position: fixed;
    bottom: -100px; /* Hidden below viewport initially */
    right: 20px;
    background: #1a1a1a;
    color: #ffffff;
    border: 2px solid var(--nav-hover-text);
    border-radius: 8px;
    padding: 1rem 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
    z-index: 9999;
    transition: bottom 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.achievement-toast.show {
    bottom: 20px; /* Slides smoothly into position */
}

.toast-icon { font-size: 2rem; }
.toast-text { display: flex; flex-direction: column; }
.toast-label { font-size: 0.65rem; font-weight: 800; letter-spacing: 1px; color: var(--nav-hover-text); }
.toast-title { font-size: 1.1rem; margin: 0; font-weight: 700; }

/* ==========================================================================
   ACHIEVEMENTS TAB LAYOUT
   ========================================================================== */
.achievements-grid {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-top: 1.5rem;
}

.achievement-row {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 1rem;
    background: rgba(0,0,0,0.03);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    /* Default Locked Grayed-out state rules */
    filter: grayscale(1) opacity(0.4);
    transition: all 0.4s ease;
}

/* Brightens up automatically when state swaps to unlocked */
.achievement-row.unlocked {
    filter: grayscale(0) opacity(1);
    border-color: var(--nav-hover-text);
    background: rgba(255,255,255,0.02);
}

.ach-badge {
    font-size: 2.2rem;
    background: rgba(0,0,0,0.1);
    padding: 0.5rem;
    border-radius: 50%;
    width: 55px;
    height: 55px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.ach-info h3 { margin: 0 0 0.25rem 0; font-size: 1.2rem; }
.ach-info p { margin: 0; font-size: 0.95rem; opacity: 0.8; }

/* ==========================================================================
   MOBILE & RESPONSIVE REBOOT (For Screens 768px wide and below)
   ========================================================================== */
@media (max-width: 768px) {
    /* 1. Unstack the Grid: Force portfolio tiles into a clean single column */
    .artifacts-grid, 
    .achievements-grid {
        grid-template-columns: 1fr !important;
        display: flex;
        flex-direction: column;
        gap: 1.5rem;
    }

    /* 2. Scale the Main Structure: Let the main container hug the phone edges */
    main {
        padding: 1rem;
        margin: 0.5rem auto;
        width: 95%;
    }

    /* 3. Header & Navigation: Stack your links neatly below your logo */
    header nav {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
        padding: 1rem 0;
    }

    .nav-links {
        justify-content: center;
        padding: 0;
        gap: 1.2rem;
    }

    /* 4. Project Pop-up Window: Make it take full width so content is readable */
    .detail-modal-content {
        width: 95% !important;
        margin: 10% auto;
        padding: 1rem;
    }

    /* 5. Fluid Typography: Shrink titles slightly so they don't break lines awkwardly */
    h1 { font-size: 1.8rem; }
    h2 { font-size: 1.5rem; }
    
    /* 6. Fix Achievements: Make rows stack vertically if the phone is narrow */
    .achievement-row {
        flex-direction: column;
        text-align: center;
        gap: 0.75rem;
        padding: 1.25rem;
    }
    
    /* 7. Allow Iframe Content to Scroll Natively */
    .detail-media-box iframe {
        -webkit-overflow-scrolling: touch; /* Smooth scrolling for mobile Safari */
    }
    
}