:root {
    --bg-primary: #0a0a0f;
    --bg-secondary: #12121a;
    --bg-tertiary: #1a1a24;
    --bg-card: #16161f;
    --text-primary: #f5f5f7;
    --text-secondary: #a0a0b0;
    --text-muted: #8b8ba3;
    --accent-primary: #d4a853;
    --accent-secondary: #e8c068;
    --accent-glow: rgba(212, 168, 83, 0.15);
    --border-subtle: rgba(255, 255, 255, 0.06);
    --border-accent: rgba(212, 168, 83, 0.3);
    --gradient-gold: linear-gradient(135deg, #d4a853 0%, #f0d78c 50%, #d4a853 100%);
    --shadow-lg: 0 25px 50px -12px rgba(0, 0, 0, 0.6);
    --shadow-glow: 0 0 40px rgba(212, 168, 83, 0.1);
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-smooth: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
    --skill-bar-bg: #8B2035;
}

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

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
}

body {
    font-family: 'Source Sans 3', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.7;
    font-weight: 400;
    overflow-x: hidden;
    width: 100%;
    min-height: 100vh;
    position: relative;
}

/* Matrix Canvas Background */
#matrix-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: 0;
    opacity: 0;
    transition: opacity 0.8s ease;
    pointer-events: none;
}

#matrix-canvas.active {
    opacity: 1;
}

/* Background texture */
.bg-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-image: 
        radial-gradient(ellipse at 20% 20%, rgba(212, 168, 83, 0.03) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 80%, rgba(212, 168, 83, 0.02) 0%, transparent 50%);
    pointer-events: none;
    z-index: 0;
    transition: opacity 0.8s ease;
}

body.matrix-mode .bg-overlay {
    opacity: 0;
}

/* Noise texture overlay */
.noise-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    opacity: 0.015;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 400 400' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
    pointer-events: none;
    z-index: 1;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(10, 10, 15, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-subtle);
    transition: var(--transition-smooth);
}

.header.scrolled {
    background: rgba(10, 10, 15, 0.95);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

.header-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 2rem;
    width: 100%;
}

.logo {
    font-family: 'Outfit', sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    background: var(--gradient-gold);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.02em;
    flex-shrink: 0;
}

.role-filter-container {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.role-label {
    font-family: 'Outfit', sans-serif;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.role-filters {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    justify-content: center;
}

.role-btn {
    font-family: 'Outfit', sans-serif;
    font-size: 0.85rem;
    font-weight: 500;
    padding: 0.6rem 1.2rem;
    border: 1px solid var(--border-subtle);
    border-radius: 100px;
    background: transparent;
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition-fast);
    white-space: nowrap;
}

.role-btn:hover {
    border-color: var(--border-accent);
    color: var(--text-primary);
    background: var(--accent-glow);
}

.role-btn.active {
    background: var(--gradient-gold);
    border-color: transparent;
    color: var(--bg-primary);
    box-shadow: var(--shadow-glow);
}

/* Matrix mode styling for Software Engineer */
body.matrix-mode .role-btn.active {
    background: linear-gradient(135deg, #00ff41 0%, #00cc33 50%, #00ff41 100%);
    box-shadow: 0 0 20px rgba(0, 255, 65, 0.3);
}

body.matrix-mode .logo {
    background: linear-gradient(135deg, #00ff41 0%, #88ff88 50%, #00ff41 100%);
    -webkit-background-clip: text;
    background-clip: text;
}

/* Main content */
main {
    position: relative;
    z-index: 2;
    padding-top: 100px;
    padding-bottom: 100px;
    padding-bottom: calc(100px + env(safe-area-inset-bottom, 0));
    width: 100%;
    max-width: 100vw;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    width: 100%;
}

/* Section styling */
section {
    padding: 5rem 0;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.8s ease forwards;
}

section:nth-child(1) { animation-delay: 0.1s; }
section:nth-child(2) { animation-delay: 0.2s; }
section:nth-child(3) { animation-delay: 0.3s; }
section:nth-child(4) { animation-delay: 0.4s; }
section:nth-child(5) { animation-delay: 0.5s; }
section:nth-child(6) { animation-delay: 0.6s; }
section:nth-child(7) { animation-delay: 0.7s; }

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

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

.section-label {
    font-family: 'Outfit', sans-serif;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--accent-primary);
    margin-bottom: 0.5rem;
}

body.matrix-mode .section-label {
    color: #00ff41;
}

.section-title {
    font-family: 'Outfit', sans-serif;
    font-size: 2.5rem;
    font-weight: 700;
    letter-spacing: -0.03em;
    line-height: 1.2;
}

/* Hero Section */
.hero {
    min-height: 80vh;
    display: flex;
    align-items: center;
    padding-top: 3rem;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-text h1 {
    font-family: 'Outfit', sans-serif;
    font-size: 4rem;
    font-weight: 800;
    letter-spacing: -0.04em;
    line-height: 1.1;
    margin-bottom: 1.5rem;
}

.hero-text h1 span {
    background: var(--gradient-gold);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

body.matrix-mode .hero-text h1 span {
    background: linear-gradient(135deg, #00ff41 0%, #88ff88 50%, #00ff41 100%);
    -webkit-background-clip: text;
    background-clip: text;
}

.hero-bio {
    font-size: 1.2rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 2rem;
}

/* Hero Contact Links */
.hero-contact {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.hero-contact-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.25rem;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: 100px;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: var(--transition-fast);
}

.hero-contact-link:hover {
    border-color: var(--border-accent);
    color: var(--accent-primary);
    background: var(--accent-glow);
    transform: translateY(-2px);
}

body.matrix-mode .hero-contact-link:hover {
    border-color: rgba(0, 255, 65, 0.3);
    color: #00ff41;
    background: rgba(0, 255, 65, 0.1);
}

.hero-contact-link svg {
    width: 18px;
    height: 18px;
}

/* CV download buttons */
.cv-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    margin-top: 1.5rem;
}

.cv-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.4rem;
    font-family: 'Outfit', sans-serif;
    font-size: 0.9rem;
    font-weight: 600;
    border-radius: 100px;
    border: 1px solid var(--border-accent);
    background: transparent;
    color: var(--accent-primary);
    cursor: pointer;
    transition: var(--transition-fast);
}

.cv-btn:hover {
    background: var(--accent-glow);
    transform: translateY(-2px);
}

.cv-btn:disabled {
    opacity: 0.6;
    cursor: progress;
    transform: none;
}

.cv-btn svg {
    width: 18px;
    height: 18px;
}

.cv-btn-primary {
    background: var(--gradient-gold);
    border-color: transparent;
    color: var(--bg-primary);
}

.cv-btn-primary:hover {
    background: var(--gradient-gold);
    box-shadow: var(--shadow-glow);
}

body.matrix-mode .cv-btn {
    border-color: rgba(0, 255, 65, 0.3);
    color: #00ff41;
}

body.matrix-mode .cv-btn:hover {
    background: rgba(0, 255, 65, 0.1);
}

body.matrix-mode .cv-btn-primary {
    background: linear-gradient(135deg, #00ff41 0%, #00cc33 100%);
    color: var(--bg-primary);
}

.hero-image {
    position: relative;
    display: flex;
    justify-content: center;
}

.headshot-container {
    position: relative;
    width: 350px;
    height: 350px;
}

.headshot-container::before {
    content: '';
    position: absolute;
    inset: -3px;
    background: var(--gradient-gold);
    border-radius: 50%;
    opacity: 0.6;
    filter: blur(2px);
    transition: var(--transition-smooth);
}

body.matrix-mode .headshot-container::before {
    background: linear-gradient(135deg, #00ff41 0%, #00cc33 50%, #00ff41 100%);
    box-shadow: 0 0 30px rgba(0, 255, 65, 0.4);
}

.headshot-container::after {
    content: '';
    position: absolute;
    inset: -20px;
    background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
    border-radius: 50%;
    z-index: -1;
    transition: var(--transition-smooth);
}

body.matrix-mode .headshot-container::after {
    background: radial-gradient(circle, rgba(0, 255, 65, 0.15) 0%, transparent 70%);
}

.headshot {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
    position: relative;
    z-index: 1;
    background: var(--bg-secondary);
    transition: opacity 0.5s ease;
}

.headshot.hidden {
    opacity: 0;
    position: absolute;
}

/* Skills Section */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 1.5rem;
}

.skill-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 1.5rem;
    transition: var(--transition-smooth);
    opacity: 1;
    transform: scale(1);
}

.skill-card:hover {
    border-color: var(--border-accent);
    transform: translateY(-4px);
    box-shadow: var(--shadow-glow);
}

body.matrix-mode .skill-card:hover {
    border-color: rgba(0, 255, 65, 0.3);
    box-shadow: 0 0 30px rgba(0, 255, 65, 0.1);
}

.skill-card.hidden {
    opacity: 0;
    transform: scale(0.95);
    pointer-events: none;
    position: absolute;
    visibility: hidden;
}

.skill-name {
    font-family: 'Outfit', sans-serif;
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.skill-description {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.skill-bar-container {
    background: var(--skill-bar-bg);
    border-radius: 100px;
    height: 8px;
    overflow: hidden;
}

.skill-bar {
    height: 100%;
    background: var(--gradient-gold);
    border-radius: 100px;
    transition: width 1s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
}

body.matrix-mode .skill-bar {
    background: linear-gradient(135deg, #00ff41 0%, #00cc33 50%, #00ff41 100%);
}

.skill-bar::after {
    content: '';
    position: absolute;
    right: 0;
    top: 0;
    bottom: 0;
    width: 20px;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3));
    border-radius: 0 100px 100px 0;
}

.skill-proficiency {
    font-family: 'Outfit', sans-serif;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--accent-primary);
    margin-top: 0.5rem;
    text-align: right;
}

body.matrix-mode .skill-proficiency {
    color: #00ff41;
}

.skill-roles {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    margin-top: 1rem;
}

.skill-role-tag {
    font-size: 0.7rem;
    font-weight: 500;
    padding: 0.25rem 0.6rem;
    background: var(--bg-tertiary);
    border-radius: 100px;
    color: var(--text-muted);
}

/* Experience Section */
.experience-timeline {
    position: relative;
    padding-left: 2rem;
}

.experience-timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(180deg, var(--accent-primary), var(--bg-tertiary));
    transition: var(--transition-smooth);
}

body.matrix-mode .experience-timeline::before {
    background: linear-gradient(180deg, #00ff41, var(--bg-tertiary));
}

.experience-item {
    position: relative;
    padding: 2rem;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    margin-bottom: 1.5rem;
    margin-left: 1.5rem;
    transition: var(--transition-smooth);
}

.experience-item::before {
    content: '';
    position: absolute;
    left: -2.4rem;
    top: 2.5rem;
    width: 14px;
    height: 14px;
    background: var(--accent-primary);
    border-radius: 50%;
    border: 3px solid var(--bg-primary);
    box-shadow: 0 0 0 3px var(--accent-glow);
    transition: var(--transition-smooth);
}

body.matrix-mode .experience-item::before {
    background: #00ff41;
    box-shadow: 0 0 0 3px rgba(0, 255, 65, 0.15);
}

.experience-item:hover {
    border-color: var(--border-accent);
    transform: translateX(8px);
}

body.matrix-mode .experience-item:hover {
    border-color: rgba(0, 255, 65, 0.3);
}

.experience-item.hidden {
    opacity: 0;
    transform: scale(0.95);
    pointer-events: none;
    position: absolute;
    visibility: hidden;
}

.experience-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.company-logo {
    width: 50px;
    height: 50px;
    object-fit: contain;
    background: var(--bg-tertiary);
    border-radius: var(--radius-sm);
    padding: 0.5rem;
}

.experience-meta {
    flex: 1;
}

.company-name {
    font-family: 'Outfit', sans-serif;
    font-size: 1.2rem;
    font-weight: 600;
}

.experience-title {
    color: var(--accent-primary);
    font-size: 0.95rem;
    font-weight: 500;
}

body.matrix-mode .experience-title {
    color: #00ff41;
}

.experience-duration {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-top: 0.25rem;
}

.experience-description {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
}

.experience-links {
    display: flex;
    gap: 0.5rem;
    margin-top: 1rem;
}

.experience-link {
    font-size: 0.8rem;
    color: var(--accent-primary);
    text-decoration: none;
    padding: 0.4rem 0.8rem;
    border: 1px solid var(--border-accent);
    border-radius: 100px;
    transition: var(--transition-fast);
}

body.matrix-mode .experience-link {
    color: #00ff41;
    border-color: rgba(0, 255, 65, 0.3);
}

.experience-link:hover {
    background: var(--accent-glow);
}

body.matrix-mode .experience-link:hover {
    background: rgba(0, 255, 65, 0.1);
}

/* Education Section */
.education-grid {
    display: grid;
    gap: 2rem;
}

.education-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 2.5rem;
    transition: var(--transition-smooth);
}

.education-card:hover {
    border-color: var(--border-accent);
    box-shadow: var(--shadow-glow);
}

body.matrix-mode .education-card:hover {
    border-color: rgba(0, 255, 65, 0.3);
    box-shadow: 0 0 30px rgba(0, 255, 65, 0.1);
}

.education-card.hidden {
    opacity: 0;
    transform: scale(0.95);
    pointer-events: none;
    position: absolute;
    visibility: hidden;
}

.education-institution {
    font-family: 'Outfit', sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.education-course {
    font-size: 1.1rem;
    color: var(--accent-primary);
    margin-bottom: 0.5rem;
}

body.matrix-mode .education-course {
    color: #00ff41;
}

.education-grade {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-bottom: 1.5rem;
    padding: 0.5rem 1rem;
    background: var(--bg-tertiary);
    border-radius: 100px;
    display: inline-block;
}

.education-description {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.modules-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 0.75rem;
    margin-top: 1rem;
}

.module-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 1rem;
    background: var(--bg-tertiary);
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
}

.module-grade {
    font-family: 'Outfit', sans-serif;
    font-weight: 600;
    color: var(--accent-primary);
}

body.matrix-mode .module-grade {
    color: #00ff41;
}

/* Projects Section */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(380px, 1fr));
    gap: 2rem;
}

.project-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition-smooth);
}

.project-card:hover {
    border-color: var(--border-accent);
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

body.matrix-mode .project-card:hover {
    border-color: rgba(0, 255, 65, 0.3);
}

.project-card.hidden {
    opacity: 0;
    transform: scale(0.95);
    pointer-events: none;
    position: absolute;
    visibility: hidden;
}

.project-images {
    height: 200px;
    background: var(--bg-tertiary);
    position: relative;
    overflow: hidden;
}

.project-images.has-images {
    cursor: pointer;
}

.project-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-smooth);
}

.project-card:hover .project-image {
    transform: scale(1.05);
}

.project-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--bg-tertiary) 0%, var(--bg-secondary) 100%);
}

.project-placeholder-icon {
    width: 60px;
    height: 60px;
    opacity: 0.3;
}

.project-image-counter {
    position: absolute;
    bottom: 1rem;
    right: 1rem;
    background: rgba(0,0,0,0.7);
    padding: 0.4rem 0.8rem;
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 500;
}

.project-content {
    padding: 1.5rem;
}

.project-name {
    font-family: 'Outfit', sans-serif;
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.project-description {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
    line-height: 1.6;
}

.project-date {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: 1rem;
}

.project-technologies {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.tech-tag {
    font-size: 0.75rem;
    font-weight: 500;
    padding: 0.35rem 0.7rem;
    background: var(--accent-glow);
    border: 1px solid var(--border-accent);
    border-radius: 100px;
    color: var(--accent-secondary);
}

body.matrix-mode .tech-tag {
    background: rgba(0, 255, 65, 0.1);
    border-color: rgba(0, 255, 65, 0.3);
    color: #00ff41;
}

.project-links {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.project-link {
    font-size: 0.8rem;
    color: var(--accent-primary);
    text-decoration: none;
    padding: 0.4rem 0.8rem;
    border: 1px solid var(--border-accent);
    border-radius: 100px;
    transition: var(--transition-fast);
    display: flex;
    align-items: center;
    gap: 0.3rem;
}

body.matrix-mode .project-link {
    color: #00ff41;
    border-color: rgba(0, 255, 65, 0.3);
}

.project-link:hover {
    background: var(--accent-glow);
}

body.matrix-mode .project-link:hover {
    background: rgba(0, 255, 65, 0.1);
}

/* Interests Section */
.interests-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
}

.interest-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 2rem;
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.interest-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-gold);
    transform: scaleX(0);
    transition: var(--transition-smooth);
}

body.matrix-mode .interest-card::before {
    background: linear-gradient(135deg, #00ff41 0%, #00cc33 50%, #00ff41 100%);
}

.interest-card:hover {
    border-color: var(--border-accent);
    transform: translateY(-4px);
}

body.matrix-mode .interest-card:hover {
    border-color: rgba(0, 255, 65, 0.3);
}

.interest-card:hover::before {
    transform: scaleX(1);
}

.interest-title {
    font-family: 'Outfit', sans-serif;
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.interest-description {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* Contact Section */
.contact-section {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 4rem;
    text-align: center;
}

.contact-section:hover {
    border-color: var(--border-accent);
}

body.matrix-mode .contact-section:hover {
    border-color: rgba(0, 255, 65, 0.3);
}

.contact-title {
    font-family: 'Outfit', sans-serif;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.contact-subtitle {
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-bottom: 3rem;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.contact-grid {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.contact-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    padding: 2rem 2.5rem;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    text-decoration: none;
    color: var(--text-primary);
    transition: var(--transition-smooth);
    min-width: 180px;
}

.contact-card:hover {
    border-color: var(--border-accent);
    transform: translateY(-4px);
    box-shadow: var(--shadow-glow);
}

body.matrix-mode .contact-card:hover {
    border-color: rgba(0, 255, 65, 0.3);
    box-shadow: 0 0 30px rgba(0, 255, 65, 0.1);
}

.contact-card-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent-glow);
    border-radius: 50%;
    color: var(--accent-primary);
    transition: var(--transition-fast);
}

body.matrix-mode .contact-card-icon {
    background: rgba(0, 255, 65, 0.15);
    color: #00ff41;
}

.contact-card:hover .contact-card-icon {
    background: var(--gradient-gold);
    color: var(--bg-primary);
}

body.matrix-mode .contact-card:hover .contact-card-icon {
    background: linear-gradient(135deg, #00ff41 0%, #00cc33 100%);
    color: var(--bg-primary);
}

.contact-card-icon svg {
    width: 24px;
    height: 24px;
}

.contact-card-label {
    font-family: 'Outfit', sans-serif;
    font-weight: 600;
    font-size: 1rem;
}

.contact-card-value {
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* Floating Side Navigation (left, vertical, collapsible) */
.footer-nav {
    position: fixed;
    top: 50%;
    left: 1.5rem;
    left: calc(1.5rem + env(safe-area-inset-left, 0));
    transform: translateY(-50%);
    z-index: 1000;
    background: rgba(22, 22, 31, 0.9);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--border-subtle);
    border-radius: 100px;
    padding: 0.75rem 0.5rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.4);
    max-height: calc(100vh - 3rem);
    overflow: visible; /* let hover tooltips escape the bar */
}

/* Collapse/expand toggle (always visible) */
.nav-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: transparent;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition-fast);
    position: relative;
    flex-shrink: 0;
}

.nav-toggle:hover {
    color: var(--text-primary);
    background: var(--bg-tertiary);
}

.nav-toggle-icon {
    width: 22px;
    height: 22px;
    transition: transform var(--transition-fast);
}

/* Chevron points left (open) by default; rotates when collapsed */
.footer-nav.collapsed .nav-toggle-icon {
    transform: rotate(180deg);
}

/* The collapsible group of section buttons */
.nav-items {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    overflow: hidden;
    max-height: 70vh;
    opacity: 1;
    transition: max-height var(--transition-smooth), opacity var(--transition-fast), margin var(--transition-smooth);
}

.footer-nav.collapsed .nav-items {
    max-height: 0;
    opacity: 0;
    margin: 0;
    pointer-events: none;
}

.nav-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: transparent;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    transition: var(--transition-fast);
    position: relative;
    flex-shrink: 0;
}

/* Tooltips appear to the RIGHT of the left-anchored bar */
.nav-btn::before,
.nav-toggle::before {
    content: attr(data-tooltip);
    position: absolute;
    left: 100%;
    top: 50%;
    transform: translateY(-50%);
    padding: 0.5rem 0.75rem;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--text-primary);
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-fast);
    margin-left: 0.5rem;
    z-index: 10; /* paint above adjacent nav buttons */
}

.nav-btn:hover::before,
.nav-toggle:hover::before {
    opacity: 1;
    visibility: visible;
}

.nav-btn:hover {
    color: var(--text-primary);
    background: var(--bg-tertiary);
}

.nav-btn.active {
    color: var(--accent-primary);
    background: var(--accent-glow);
}

body.matrix-mode .nav-btn.active {
    color: #00ff41;
    background: rgba(0, 255, 65, 0.15);
}

.nav-btn svg {
    width: 22px;
    height: 22px;
}

/* Image Gallery Viewer */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(6, 6, 10, 0.92);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-smooth);
}

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

.modal-content {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    padding: 1rem 1.5rem;
    padding-top: calc(1rem + env(safe-area-inset-top, 0));
    padding-bottom: calc(1rem + env(safe-area-inset-bottom, 0));
    gap: 1rem;
}

/* Top bar: counter (left) + close (right) */
.modal-topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-shrink: 0;
    height: 44px;
}

.modal-counter {
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
    letter-spacing: 0.02em;
    padding: 0.35rem 0.85rem;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid var(--border-subtle);
    border-radius: 100px;
}

.modal-close {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid var(--border-subtle);
    color: var(--text-primary);
    cursor: pointer;
    transition: var(--transition-fast);
}

.modal-close svg {
    width: 22px;
    height: 22px;
}

.modal-close:hover {
    background: var(--accent-glow);
    border-color: var(--border-accent);
    transform: rotate(90deg);
}

/* Stage: fills the available space, image centered, arrows at the edges */
.modal-stage {
    position: relative;
    flex: 1;
    min-height: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    touch-action: pan-y;
}

.modal-image {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    border-radius: var(--radius-md);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    opacity: 0;
    transition: opacity 0.25s ease;
}

.modal-image.is-loaded {
    opacity: 1;
}

.modal-spinner {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 44px;
    height: 44px;
    margin: -22px 0 0 -22px;
    border: 3px solid var(--border-subtle);
    border-top-color: var(--accent-primary, #d4a853);
    border-radius: 50%;
    opacity: 0;
    pointer-events: none;
    animation: modal-spin 0.8s linear infinite;
    transition: opacity 0.15s ease;
}

.modal-spinner.active {
    opacity: 1;
}

@keyframes modal-spin {
    to { transform: rotate(360deg); }
}

/* Edge-anchored navigation arrows — always visible, overlaying the stage edges */
.modal-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(10, 10, 15, 0.55);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 1px solid var(--border-subtle);
    color: var(--text-primary);
    width: 52px;
    height: 52px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition-fast);
    z-index: 2;
}

.modal-nav svg {
    width: 26px;
    height: 26px;
}

.modal-nav:hover {
    background: var(--accent-glow);
    border-color: var(--border-accent);
    transform: translateY(-50%) scale(1.08);
}

.modal-nav.prev {
    left: 0.5rem;
}

.modal-nav.next {
    right: 0.5rem;
}

/* Thumbnail strip */
.modal-thumbs {
    display: flex;
    gap: 0.5rem;
    flex-shrink: 0;
    justify-content: center;
    overflow-x: auto;
    padding: 0.25rem 0.25rem 0.5rem;
    scrollbar-width: thin;
    scrollbar-color: var(--border-accent) transparent;
}

.modal-thumbs::-webkit-scrollbar {
    height: 6px;
}

.modal-thumbs::-webkit-scrollbar-thumb {
    background: var(--border-accent);
    border-radius: 100px;
}

.modal-thumb {
    flex: 0 0 auto;
    width: 72px;
    height: 54px;
    padding: 0;
    border: 2px solid transparent;
    border-radius: var(--radius-sm);
    overflow: hidden;
    cursor: pointer;
    background: var(--bg-card);
    opacity: 0.55;
    transition: opacity var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast);
}

.modal-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.modal-thumb:hover {
    opacity: 0.85;
    transform: translateY(-2px);
}

.modal-thumb.active {
    opacity: 1;
    border-color: var(--accent-primary);
}

body.matrix-mode .modal-thumb.active {
    border-color: #00ff41;
}

/* Loading state */
.loading {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 50vh;
    flex-direction: column;
    gap: 1rem;
}

.loading-spinner {
    width: 50px;
    height: 50px;
    border: 3px solid var(--border-subtle);
    border-top-color: var(--accent-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Empty state */
.empty-state {
    text-align: center;
    padding: 4rem 2rem;
    color: var(--text-muted);
}

/* Responsive */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-text h1 {
        font-size: 3rem;
    }

    .hero-image {
        order: -1;
    }

    .hero-contact,
    .cv-actions {
        justify-content: center;
    }

    .headshot-container {
        width: 280px;
        height: 280px;
    }

    .contact-section {
        padding: 3rem 2rem;
    }
}

@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        gap: 1rem;
        padding: 1rem;
        text-align: center;
    }

    .logo {
        width: 100%;
        text-align: center;
    }

    .role-filter-container {
        flex-direction: column;
        gap: 0.5rem;
        width: 100%;
    }

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

    .role-btn {
        font-size: 0.75rem;
        padding: 0.5rem 0.9rem;
    }

    main {
        padding-top: 200px;
    }

    section {
        padding: 3rem 0;
    }

    .container {
        padding: 0 1rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .hero-text h1 {
        font-size: 2.5rem;
    }

    .hero-bio {
        font-size: 1rem;
    }

    .hero-contact-link {
        padding: 0.6rem 1rem;
        font-size: 0.8rem;
    }

    .skills-grid,
    .projects-grid {
        grid-template-columns: 1fr;
    }

    .experience-timeline {
        padding-left: 1rem;
    }

    .experience-item {
        margin-left: 1rem;
        padding: 1.5rem;
    }

    .experience-item::before {
        left: -1.9rem;
        width: 10px;
        height: 10px;
    }

    .footer-nav {
        left: 0.75rem;
        left: calc(0.75rem + env(safe-area-inset-left, 0));
        padding: 0.4rem 0.3rem;
        gap: 0.25rem;
        max-height: calc(100vh - 2rem);
    }

    .nav-toggle {
        width: 40px;
        height: 40px;
    }

    .nav-toggle-icon {
        width: 18px;
        height: 18px;
    }

    .nav-items {
        gap: 0.25rem;
    }

    .nav-btn {
        width: 40px;
        height: 40px;
        flex-shrink: 0;
    }

    .nav-btn svg {
        width: 18px;
        height: 18px;
    }

    .contact-card {
        min-width: 140px;
        padding: 1.5rem;
    }

    .modal-content {
        padding: 0.75rem;
        gap: 0.75rem;
    }

    .modal-nav {
        width: 44px;
        height: 44px;
    }

    .modal-nav svg {
        width: 22px;
        height: 22px;
    }

    .modal-nav.prev { left: 0.25rem; }
    .modal-nav.next { right: 0.25rem; }

    .modal-thumb {
        width: 56px;
        height: 42px;
    }
}

/* Transition classes for filtering */
.filterable {
    transition: opacity 0.3s ease, transform 0.3s ease;
}

/* Section with no visible cards after filtering */
.section-hidden {
    display: none;
}

/* Respect the user's reduced-motion preference */
@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after {
        animation-duration: 0.001ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.001ms !important;
    }
    section { opacity: 1 !important; transform: none !important; }
}