/* ============================================
   COZY GREEN PORTFOLIO - COLBY SULLIVAN
   ============================================ */

/* ============================================
   CSS VARIABLES & COLOR PALETTE
   ============================================ */
:root {
    /* Two Primary Colors - Green & Cream */
    --color-primary-green: #52b788;
    --color-primary-cream: #f4f1de;
    /* Background Colors - Solid only */
    --color-bg-dark: #1b4332;
    --color-bg-medium: #2d6a4f;
    --color-bg-light: #357a5c;
    --color-panel: #52b788;
    /* Accent Shades */
    --color-green-dark: #2d6a4f;
    --color-green-light: #74c69d;
    --color-cream-dark: #e8ddb5;
    /* Text Colors */
    --color-text-primary: #f4f1de;
    --color-text-secondary: #d8f3dc;
    --color-text-muted: #95d5b2;
    --color-text-on-cream: #1b4332;
    /* Borders & Shadows */
    --border-chunky: 4px;
    --border-medium: 3px;
    --border-thin: 2px;
    --shadow-subtle: 0 4px 12px rgba(0, 0, 0, 0.3);
    --shadow-medium: 0 8px 24px rgba(0, 0, 0, 0.4);
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 4rem;
    /* Typography */
    --font-primary: 'Courier New', Courier, monospace;
    --font-display: 'Courier New', Courier, monospace;
}

/* ============================================
   RESET & BASE STYLES
   ============================================ */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

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

/* ============================================
   SCANLINE EFFECT (Subtle for cozy feel)
   ============================================ */
.scanlines {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: repeating-linear-gradient( 0deg, rgba(82, 183, 136, 0.03), rgba(82, 183, 136, 0.03) 1px, transparent 1px, transparent 2px );
    pointer-events: none;
    z-index: 9999;
    animation: scanline-flicker 8s infinite;
}

@keyframes scanline-flicker {
    0%, 100% {
        opacity: 0.3;
    }

    50% {
        opacity: 0.5;
    }
}

/* ============================================
   TYPOGRAPHY
   ============================================ */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: bold;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--spacing-sm);
}

h1 {
    font-size: clamp(2.5rem, 6vw, 4rem);
    color: var(--color-primary-cream);
}

h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    color: var(--color-primary-cream);
}

h3 {
    font-size: clamp(1.5rem, 3vw, 2rem);
    color: var(--color-text-secondary);
}

p {
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-secondary);
}

a {
    color: var(--color-primary-cream);
    text-decoration: none;
    transition: all 0.3s ease;
}

    a:hover {
        color: var(--color-green-light);
    }

/* ============================================
   LAYOUT
   ============================================ */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* ============================================
   HEADER & NAVIGATION
   ============================================ */
.site-header {
    background-color: var(--color-bg-medium);
    border-bottom: var(--border-chunky) solid var(--color-primary-cream);
    padding: var(--spacing-sm) 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-medium);
}

    .site-header .container {
        display: flex;
        align-items: center;
        gap: var(--spacing-sm);
    }

.logo-text {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--color-primary-cream);
    letter-spacing: 0.1em;
}

.main-nav ul {
    list-style: none;
    display: flex;
    gap: var(--spacing-md);
}

.main-nav a {
    color: var(--color-text-secondary);
    text-transform: uppercase;
    font-weight: bold;
    padding: var(--spacing-xs) var(--spacing-sm);
    border: var(--border-thin) solid transparent;
    transition: all 0.3s ease;
    position: relative;
}

    .main-nav a:hover,
    .main-nav a.active {
        color: var(--color-primary-cream);
        border-color: var(--color-primary-cream);
        background-color: var(--color-bg-light);
    }

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
}

    .mobile-menu-toggle span {
        width: 25px;
        height: 3px;
        background-color: var(--color-primary-cream);
        transition: all 0.3s ease;
    }

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-bg-dark);
    border-bottom: var(--border-medium) solid var(--color-primary-green);
}

    .hero .container {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: var(--spacing-lg);
        align-items: center;
    }

.hero-content {
    animation: fadeInUp 1s ease-out;
}

.glitch {
    position: relative;
    animation: glitch-text 3s infinite;
}

    .glitch::before,
    .glitch::after {
        content: attr(data-text);
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
    }

    .glitch::before {
        animation: glitch-anim-1 2s infinite;
        clip-path: polygon(0 0, 100% 0, 100% 45%, 0 45%);
        transform: translate(-2px, -2px);
        opacity: 0.8;
    }

    .glitch::after {
        animation: glitch-anim-2 3s infinite;
        clip-path: polygon(0 55%, 100% 55%, 100% 100%, 0 100%);
        transform: translate(2px, 2px);
        opacity: 0.8;
    }

@keyframes glitch-anim-1 {
    0%, 100% {
        transform: translate(0);
    }

    20% {
        transform: translate(-2px, 2px);
    }

    40% {
        transform: translate(-2px, -2px);
    }

    60% {
        transform: translate(2px, 2px);
    }

    80% {
        transform: translate(2px, -2px);
    }
}

@keyframes glitch-anim-2 {
    0%, 100% {
        transform: translate(0);
    }

    20% {
        transform: translate(2px, -2px);
    }

    40% {
        transform: translate(2px, 2px);
    }

    60% {
        transform: translate(-2px, -2px);
    }

    80% {
        transform: translate(-2px, 2px);
    }
}

.hero-title {
    font-size: clamp(1.5rem, 3vw, 2rem);
    color: var(--color-green-light);
    text-transform: uppercase;
    margin-bottom: var(--spacing-xs);
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-md);
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.hero-image {
    animation: fadeInRight 1s ease-out;
}

.placeholder-img {
    aspect-ratio: 16/9;
    background-color: var(--color-bg-light);
    border: var(--border-chunky) solid var(--color-primary-cream);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-muted);
    font-size: 1.2rem;
    font-weight: bold;
    position: relative;
    overflow: hidden;
    border-radius: 8px;
}

    .placeholder-img::before {
        content: '';
        position: absolute;
        top: -50%;
        left: -50%;
        width: 200%;
        height: 200%;
        background: repeating-linear-gradient( 45deg, transparent, transparent 20px, rgba(82, 183, 136, 0.1) 20px, rgba(82, 183, 136, 0.1) 40px );
        animation: shimmer 3s infinite linear;
    }

@keyframes shimmer {
    0% {
        transform: translateX(-100%) translateY(-100%);
    }

    100% {
        transform: translateX(100%) translateY(100%);
    }
}

.placeholder-img.animated::after {
    content: '▶';
    position: absolute;
    font-size: 3rem;
    color: var(--color-primary-cream);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% {
        opacity: 0.5;
        transform: scale(1);
    }

    50% {
        opacity: 1;
        transform: scale(1.1);
    }
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-md);
    font-family: var(--font-display);
    font-weight: bold;
    text-transform: uppercase;
    font-size: 1rem;
    border: var(--border-medium) solid;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    border-radius: 6px;
}

    .btn::before {
        content: '';
        position: absolute;
        top: 50%;
        left: 50%;
        width: 0;
        height: 0;
        background-color: rgba(255, 255, 255, 0.15);
        border-radius: 50%;
        transform: translate(-50%, -50%);
        transition: width 0.5s, height 0.5s;
    }

    .btn:hover::before {
        width: 300px;
        height: 300px;
    }

.btn-primary {
    background-color: var(--color-primary-cream);
    border-color: var(--color-primary-cream);
    color: var(--color-text-on-cream);
}

    .btn-primary:hover {
        background-color: var(--color-cream-dark);
        border-color: var(--color-cream-dark);
        transform: translateY(-2px);
        box-shadow: var(--shadow-subtle);
    }

.btn-secondary {
    background-color: transparent;
    border-color: var(--color-primary-green);
    color: var(--color-primary-green);
}

    .btn-secondary:hover {
        background-color: var(--color-primary-green);
        color: var(--color-primary-cream);
        transform: translateY(-2px);
        box-shadow: var(--shadow-subtle);
    }

.btn-card {
    background-color: transparent;
    border-color: var(--color-primary-cream);
    color: var(--color-primary-cream);
}

    .btn-card:hover {
        background-color: var(--color-primary-cream);
        color: var(--color-text-on-cream);
        transform: translateY(-2px);
        box-shadow: var(--shadow-subtle);
    }

/* ============================================
   SECTIONS
   ============================================ */
section {
    padding: var(--spacing-xl) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.pixel-divider {
    width: 100px;
    height: 4px;
    background-color: var(--color-primary-green);
    margin: var(--spacing-sm) auto;
    border-radius: 2px;
}

/* ============================================
   ABOUT SECTION
   ============================================ */
.about {
    background-color: var(--color-bg-medium);
}

.about-content {
    max-width: 800px;
    margin: 0 auto;
    background-color: var(--color-bg-light);
    padding: var(--spacing-lg);
    border: var(--border-thin) solid var(--color-primary-cream);
    border-radius: 12px;
    box-shadow: var(--shadow-medium);
}

.about-text p {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
}

/* ============================================
   CARDS & GRID
   ============================================ */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
}

.card {
    background-color: var(--color-bg-light);
    border: var(--border-chunky) solid var(--color-primary-cream);
    padding: var(--spacing-md);
    text-align: center;
    transition: all 0.3s ease;
    position: relative;
    border-radius: 12px;
    box-shadow: var(--shadow-subtle);
    display: flex;
    flex-direction: column;
    align-items: center;
}

    .card:hover {
        transform: translateY(-10px);
        box-shadow: var(--shadow-medium);
        border-color: var(--color-primary-green);
        background-color: var(--color-bg-medium);
    }

.card-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-sm);
}

.card h3 {
    margin-bottom: var(--spacing-sm);
    min-height: 3.2em; /* reserve 2 lines so all card descriptions align */
}

.card p {
    margin-bottom: var(--spacing-md);
    min-height: 60px;
    width: 100%;
}

.card .btn {
    margin-top: auto;
}

/* ============================================
   SOCIAL LINKS
   ============================================ */
.social-links {
    background-color: var(--color-bg-medium);
}

.social-buttons {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.social-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    background-color: var(--color-bg-light);
    border: var(--border-medium) solid;
    font-weight: bold;
    text-transform: uppercase;
    transition: all 0.3s ease;
    border-radius: 8px;
}

    .social-btn.linkedin {
        border-color: var(--color-primary-cream);
        color: var(--color-primary-cream);
    }

        .social-btn.linkedin:hover {
            background-color: var(--color-primary-cream);
            color: var(--color-text-on-cream);
            transform: translateY(-2px);
            box-shadow: var(--shadow-subtle);
        }

    .social-btn.github {
        border-color: var(--color-primary-cream);
        color: var(--color-primary-cream);
    }

        .social-btn.github:hover {
            background-color: var(--color-primary-cream);
            color: var(--color-text-on-cream);
            transform: translateY(-2px);
            box-shadow: var(--shadow-subtle);
        }

/* ============================================
   PAGE HEADER
   ============================================ */
.page-header {
    background-color: var(--color-bg-medium);
    padding: var(--spacing-lg) 0;
    text-align: center;
    border-bottom: var(--border-chunky) solid var(--color-primary-cream);
}

    .page-header h1 {
        margin-bottom: var(--spacing-sm);
    }

    .page-header p {
        font-size: 1.2rem;
        color: var(--color-text-secondary);
    }

/* ============================================
   PROJECT SHOWCASE
   ============================================ */
.project {
    background-color: var(--color-bg-medium);
    border: var(--border-chunky) solid var(--color-primary-cream);
    padding: var(--spacing-lg);
    animation: fadeIn 0.8s ease-out;
    border-radius: 12px;
}

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

.overview-panel {
    background-color: var(--color-bg-light);
    border: var(--border-thin) solid var(--color-primary-green);
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    border-radius: 8px;
}

.project-media {
    display: grid;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.media-item {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
    background-color: var(--color-bg-light);
    border: var(--border-medium) solid var(--color-primary-green);
    padding: var(--spacing-md);
    align-items: center;
    border-radius: 10px;
}

.media-frame {
    width: 100%;
}

.media-description h4 {
    color: var(--color-primary-cream);
    margin-bottom: var(--spacing-sm);
}

.project-details {
    display: grid;
    gap: var(--spacing-md);
}

.detail-panel {
    background-color: var(--color-bg-light);
    border-left: var(--border-chunky) solid var(--color-primary-cream);
    padding: var(--spacing-md);
    border-radius: 6px;
}

/* ============================================
   TEAM PROJECTS
   ============================================ */
.team-projects {
    display: grid;
    gap: var(--spacing-xl);
}

.project-card {
    background-color: var(--color-bg-medium);
    border: var(--border-chunky) solid var(--color-primary-cream);
    padding: var(--spacing-lg);
    border-radius: 12px;
    box-shadow: var(--shadow-medium);
}

.project-card-header {
    margin-bottom: var(--spacing-md);
}

.video-container {
    position: relative;
    padding-bottom: 56.25%; /* 16:9 aspect ratio */
    height: 0;
    overflow: hidden;
    background-color: var(--color-bg-dark);
    border: var(--border-medium) solid var(--color-primary-green);
    margin-bottom: var(--spacing-md);
    border-radius: 8px;
}

    .video-container iframe {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        border-radius: 8px;
    }

.project-description {
    background-color: var(--color-bg-light);
    padding: var(--spacing-md);
    border-left: var(--border-chunky) solid var(--color-primary-green);
    border-radius: 6px;
}

    .project-description h3 {
        margin-bottom: var(--spacing-sm);
    }

/* ============================================
   DOCUMENTS PAGE
   ============================================ */
.documents-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.document-card {
    background-color: var(--color-bg-medium);
    border: var(--border-chunky) solid var(--color-primary-cream);
    padding: var(--spacing-lg);
    text-align: center;
    transition: all 0.3s ease;
    border-radius: 12px;
    box-shadow: var(--shadow-subtle);
}

    .document-card:hover {
        transform: translateY(-10px);
        box-shadow: var(--shadow-medium);
        background-color: var(--color-bg-light);
        border-color: var(--color-primary-green);
    }

.document-icon {
    color: var(--color-primary-cream);
    margin-bottom: var(--spacing-md);
}

.document-card h2 {
    margin-bottom: var(--spacing-sm);
}

.document-description {
    margin-bottom: var(--spacing-md);
    min-height: 120px;
}

.document-card .btn {
    width: 100%;
    justify-content: center;
}

.contact-info {
    background-color: var(--color-bg-medium);
    border: var(--border-medium) solid var(--color-primary-green);
    padding: var(--spacing-lg);
    text-align: center;
    border-radius: 12px;
    box-shadow: var(--shadow-subtle);
}

    .contact-info h3 {
        margin-bottom: var(--spacing-sm);
    }

/* ============================================
   FOOTER
   ============================================ */
.site-footer {
    background-color: var(--color-bg-medium);
    border-top: var(--border-chunky) solid var(--color-primary-cream);
    padding: var(--spacing-md) 0;
    text-align: center;
    margin-top: auto;
}

.footer-tagline {
    color: var(--color-text-muted);
    font-size: 0.9rem;
    font-style: italic;
}

/* ============================================
   ANIMATIONS
   ============================================ */
@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

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

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

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }

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

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */

/* Tablets */
@media (max-width: 768px) {
    .hero .container {
        grid-template-columns: 1fr;
    }

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

    .hero-buttons {
        justify-content: center;
    }

    .main-nav {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: var(--color-bg-medium);
        border-top: var(--border-thin) solid var(--color-primary-cream);
    }

        .main-nav.active {
            display: block;
        }

        .main-nav ul {
            flex-direction: column;
            gap: 0;
        }

        .main-nav li {
            border-bottom: var(--border-thin) solid var(--color-bg-light);
        }

        .main-nav a {
            display: block;
            padding: var(--spacing-sm);
        }

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

        .mobile-menu-toggle.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }

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

        .mobile-menu-toggle.active span:nth-child(3) {
            transform: rotate(-45deg) translate(7px, -6px);
        }

    .media-item {
        grid-template-columns: 1fr;
    }

    .social-buttons {
        flex-direction: column;
        align-items: stretch;
    }

    .social-btn {
        justify-content: center;
    }
}

/* Mobile */
@media (max-width: 480px) {
    :root {
        --spacing-xl: 2rem;
        --spacing-lg: 1.5rem;
    }

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

    .cards-grid,
    .documents-grid {
        grid-template-columns: 1fr;
    }

    .hero-buttons {
        flex-direction: column;
        width: 100%;
    }

    .btn {
        width: 100%;
        justify-content: center;
    }
}

/* ============================================
   ACCESSIBILITY: COLORBLIND THEME TOGGLE
   ============================================ */
.logo {
    margin-right: auto;
}

.theme-toggle {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    background-color: transparent;
    color: var(--color-text-secondary);
    border: var(--border-thin) solid var(--color-primary-cream);
    padding: var(--spacing-xs) var(--spacing-sm);
    font-family: var(--font-display);
    font-weight: bold;
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.05em;
    line-height: 1;
    cursor: pointer;
    border-radius: 6px;
    transition: all 0.3s ease;
}

    .theme-toggle:hover,
    .theme-toggle:focus-visible {
        background-color: var(--color-primary-cream);
        color: var(--color-text-on-cream);
    }

    .theme-toggle[aria-pressed="true"] {
        background-color: var(--color-primary-green);
        border-color: var(--color-primary-green);
        color: var(--color-text-on-cream);
    }

    .theme-toggle svg {
        flex-shrink: 0;
    }

@media (max-width: 600px) {
    .theme-toggle-label {
        display: none;
    }
}

/* ============================================
   COLORBLIND-FRIENDLY PALETTE
   High-contrast neutral slate with a color-vision-safe blue accent
   (Okabe-Ito) and white text, replacing the green-on-green scheme.
   ============================================ */
html.cb-friendly {
    --color-primary-green: #56b4e9;
    --color-primary-cream: #ffffff;
    --color-bg-dark: #11161f;
    --color-bg-medium: #1c2530;
    --color-bg-light: #2b3744;
    --color-panel: #56b4e9;
    --color-green-dark: #0072b2;
    --color-green-light: #8fd3f4;
    --color-cream-dark: #e6e6e6;
    --color-text-primary: #ffffff;
    --color-text-secondary: #eaf0f6;
    --color-text-muted: #b9c4d0;
    --color-text-on-cream: #11161f;
}

/* ============================================
   PROJECT TECH / TOOLS TAGS
   ============================================ */
.tech-tags {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    margin-top: var(--spacing-sm);
    padding: 0;
}

    .tech-tags li {
        font-family: var(--font-display);
        font-size: 0.7rem;
        font-weight: bold;
        text-transform: uppercase;
        letter-spacing: 0.05em;
        color: var(--color-text-secondary);
        background-color: var(--color-bg-dark);
        border: var(--border-thin) solid var(--color-primary-green);
        padding: 0.25rem 0.65rem;
        border-radius: 999px;
    }