/* ===================================
   Thomas D. Lynn — Portfolio & Blog
   Main Stylesheet
   =================================== */

/* ---------- CSS Custom Properties ---------- */
:root {
    /* Colors */
    --bg-primary: #0a0a0f;
    --bg-secondary: #111118;
    --bg-card: rgba(17, 17, 24, 0.7);
    --bg-card-hover: rgba(25, 25, 40, 0.8);

    --text-primary: #e8e8f0;
    --text-secondary: #9090a8;
    --text-muted: #606078;

    --accent-1: #6c5ce7;
    --accent-2: #00cec9;
    --accent-3: #fd79a8;
    --accent-gradient: linear-gradient(135deg, #6c5ce7, #00cec9);
    --accent-gradient-2: linear-gradient(135deg, #6c5ce7, #fd79a8);
    --accent-gradient-3: linear-gradient(135deg, #00cec9, #6c5ce7, #fd79a8);

    --border-color: rgba(108, 92, 231, 0.15);
    --border-hover: rgba(108, 92, 231, 0.4);

    --glow-purple: rgba(108, 92, 231, 0.3);
    --glow-teal: rgba(0, 206, 201, 0.3);

    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
    --font-display: 'Space Grotesk', 'Inter', sans-serif;

    /* Spacing */
    --section-padding: 120px;
    --container-width: 1200px;

    /* Transitions */
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);

    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;
}

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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-primary);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.7;
    overflow-x: hidden;
    position: relative;
}

::selection {
    background: var(--accent-1);
    color: #fff;
}

a {
    text-decoration: none;
    color: inherit;
}

img {
    max-width: 100%;
    display: block;
}

/* ---------- Utility ---------- */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
}

.gradient-text {
    background: var(--accent-gradient-3);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.glass-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    transition: all var(--transition-base);
}

.glass-card:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-hover);
    transform: translateY(-4px);
    box-shadow: 0 20px 60px rgba(108, 92, 231, 0.1),
                0 0 0 1px rgba(108, 92, 231, 0.1);
}

/* ---------- Cursor Glow ---------- */
.cursor-glow {
    position: fixed;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(108, 92, 231, 0.06) 0%, transparent 70%);
    pointer-events: none;
    z-index: 0;
    transform: translate(-50%, -50%);
    transition: opacity 0.3s;
}

/* ---------- Particles ---------- */
.particles {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
    overflow: hidden;
}

.particle {
    position: absolute;
    width: 2px;
    height: 2px;
    background: var(--accent-1);
    border-radius: 50%;
    opacity: 0;
    animation: particleFloat 8s infinite ease-in-out;
}

@keyframes particleFloat {
    0%, 100% { opacity: 0; transform: translateY(100vh) scale(0); }
    10% { opacity: 0.6; }
    90% { opacity: 0.6; }
    50% { transform: translateY(-10vh) scale(1); }
}

/* ---------- Navbar ---------- */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 20px 0;
    transition: all var(--transition-base);
}

.navbar.scrolled {
    padding: 12px 0;
    background: rgba(10, 10, 15, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
}

.nav-container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    font-family: var(--font-mono);
    font-size: 1.3rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 2px;
    transition: transform var(--transition-fast);
}

.nav-logo:hover {
    transform: scale(1.05);
}

.logo-bracket {
    color: var(--accent-2);
    font-weight: 400;
}

.logo-text {
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-link {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: var(--text-primary);
}

.nav-link.active {
    background: rgba(108, 92, 231, 0.1);
    color: var(--accent-1);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    z-index: 1001;
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: all var(--transition-base);
}

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

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

.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* ---------- Hero Section ---------- */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    padding: 120px 24px 80px;
    overflow: hidden;
}

.hero-bg-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(108, 92, 231, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(108, 92, 231, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse 80% 60% at 50% 40%, #000 30%, transparent 100%);
    -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 40%, #000 30%, transparent 100%);
}

.hero-content {
    text-align: center;
    position: relative;
    z-index: 1;
    max-width: 820px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    background: rgba(108, 92, 231, 0.1);
    border: 1px solid rgba(108, 92, 231, 0.2);
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--accent-1);
    margin-bottom: 32px;
}

.badge-dot {
    width: 8px;
    height: 8px;
    background: #00d26a;
    border-radius: 50%;
    animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
    0%, 100% { box-shadow: 0 0 0 0 rgba(0, 210, 106, 0.4); }
    50% { box-shadow: 0 0 0 6px rgba(0, 210, 106, 0); }
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 20px;
    letter-spacing: -0.02em;
}

.hero-typewriter {
    font-family: var(--font-mono);
    font-size: clamp(1rem, 2.5vw, 1.4rem);
    color: var(--accent-2);
    margin-bottom: 24px;
    min-height: 2rem;
}

.typewriter-prefix {
    color: var(--text-secondary);
}

.typewriter-cursor {
    animation: blink 1s step-end infinite;
    color: var(--accent-1);
}

@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0; }
}

.hero-description {
    font-size: clamp(1rem, 1.5vw, 1.15rem);
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto 40px;
    line-height: 1.8;
}

.hero-cta {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    margin-bottom: 60px;
    flex-wrap: wrap;
}

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 32px;
    border-radius: var(--radius-xl);
    font-family: var(--font-primary);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-base);
    border: none;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--accent-gradient);
    color: #fff;
    box-shadow: 0 4px 20px rgba(108, 92, 231, 0.3);
}

.btn-primary:hover {
    box-shadow: 0 6px 30px rgba(108, 92, 231, 0.5);
    transform: translateY(-2px);
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border-hover);
}

.btn-secondary:hover {
    background: rgba(108, 92, 231, 0.1);
    border-color: var(--accent-1);
    transform: translateY(-2px);
}

/* ---------- Hero Stats ---------- */
.hero-stats {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
}

.stat {
    text-align: center;
}

.stat-number {
    font-family: var(--font-display);
    font-size: 2.2rem;
    font-weight: 800;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-plus {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent-2);
}

.stat-label {
    display: block;
    font-size: 0.8rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-top: 4px;
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: var(--border-color);
}

/* ---------- Scroll Indicator ---------- */
.hero-scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: var(--text-muted);
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    animation: scrollBounce 2s ease-in-out infinite;
}

.scroll-mouse {
    width: 24px;
    height: 38px;
    border: 2px solid var(--text-muted);
    border-radius: 12px;
    position: relative;
}

.scroll-wheel {
    width: 3px;
    height: 8px;
    background: var(--accent-1);
    border-radius: 2px;
    position: absolute;
    top: 6px;
    left: 50%;
    transform: translateX(-50%);
    animation: scrollWheel 2s ease-in-out infinite;
}

@keyframes scrollWheel {
    0% { opacity: 1; top: 6px; }
    100% { opacity: 0; top: 20px; }
}

@keyframes scrollBounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(8px); }
}

/* ---------- Sections ---------- */
.section {
    padding: var(--section-padding) 0;
    position: relative;
    z-index: 1;
}

.section-header {
    text-align: center;
    margin-bottom: 64px;
}

.section-tag {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--accent-2);
    opacity: 0.7;
    display: block;
    margin-bottom: 12px;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    letter-spacing: -0.02em;
    margin-bottom: 12px;
}

.section-subtitle {
    font-size: 1.05rem;
    color: var(--text-secondary);
}

/* ---------- About Section ---------- */
.about-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.about-card {
    padding: 40px 32px;
    text-align: center;
}

.about-icon {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.about-card h3 {
    font-family: var(--font-display);
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.about-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
}

/* ---------- Skills Section ---------- */
.skills {
    background: var(--bg-secondary);
}

.skills-categories {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 24px;
}

.skill-category {
    padding: 32px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
}

.skill-category:hover {
    border-color: var(--border-hover);
    box-shadow: 0 0 40px rgba(108, 92, 231, 0.05);
}

.category-title {
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.category-icon {
    font-size: 1.4rem;
}

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.skill-tag {
    padding: 6px 16px;
    background: rgba(108, 92, 231, 0.08);
    border: 1px solid rgba(108, 92, 231, 0.15);
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}

.skill-tag:hover {
    background: rgba(108, 92, 231, 0.15);
    color: var(--accent-1);
    border-color: var(--accent-1);
    transform: translateY(-2px);
}

/* ---------- Blog Section ---------- */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 24px;
}

.blog-card {
    overflow: hidden;
    display: flex;
    flex-direction: column;
    position: relative;
    cursor: pointer;
}

.blog-card.featured {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: 1fr 1.3fr;
}

.blog-card-badge {
    position: absolute;
    top: 16px;
    left: 16px;
    padding: 4px 14px;
    background: var(--accent-gradient);
    color: #fff;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-radius: 50px;
    z-index: 2;
}

.blog-card-image {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    min-height: 200px;
}

.blog-card.featured .blog-card-image {
    border-radius: var(--radius-lg) 0 0 var(--radius-lg);
    min-height: 320px;
}

.blog-card-image-placeholder {
    width: 100%;
    height: 100%;
    min-height: inherit;
    background: linear-gradient(135deg, rgba(108, 92, 231, 0.15), rgba(0, 206, 201, 0.1));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
    transition: transform var(--transition-slow);
}

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

.blog-card-content {
    padding: 28px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    flex: 1;
}

.blog-card.featured .blog-card-content {
    justify-content: center;
    padding: 40px;
}

.blog-card-meta {
    display: flex;
    align-items: center;
    gap: 16px;
    font-size: 0.82rem;
    color: var(--text-muted);
}

.blog-date,
.blog-read-time {
    display: flex;
    align-items: center;
    gap: 6px;
}

.blog-card-title {
    font-family: var(--font-display);
    font-size: 1.2rem;
    font-weight: 700;
    line-height: 1.4;
    transition: color var(--transition-fast);
}

.blog-card.featured .blog-card-title {
    font-size: 1.5rem;
}

.blog-card:hover .blog-card-title {
    color: var(--accent-1);
}

.blog-card-excerpt {
    color: var(--text-secondary);
    font-size: 0.92rem;
    line-height: 1.7;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.blog-card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 4px;
}

.tag {
    padding: 4px 12px;
    font-size: 0.75rem;
    font-weight: 600;
    background: rgba(0, 206, 201, 0.1);
    color: var(--accent-2);
    border-radius: 50px;
    border: 1px solid rgba(0, 206, 201, 0.15);
}

.blog-card-read-more {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--accent-1);
    font-weight: 600;
    font-size: 0.9rem;
    margin-top: auto;
    transition: gap var(--transition-fast);
}

.blog-card:hover .blog-card-read-more {
    gap: 12px;
}

.blog-card.coming-soon {
    opacity: 0.6;
    cursor: default;
}

.blog-card.coming-soon:hover {
    transform: none;
    opacity: 0.7;
}

/* ---------- Contact Section ---------- */
.contact {
    background: var(--bg-secondary);
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    max-width: 800px;
    margin: 0 auto;
}

.contact-card {
    padding: 40px 24px;
    text-align: center;
}

.contact-icon {
    width: 56px;
    height: 56px;
    background: rgba(108, 92, 231, 0.1);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
    color: var(--accent-1);
}

.contact-card h3 {
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 8px;
}

.contact-link {
    color: var(--text-secondary);
    font-size: 0.9rem;
    transition: color var(--transition-fast);
}

a.contact-link:hover {
    color: var(--accent-1);
}

/* ---------- Footer ---------- */
.footer {
    padding: 40px 0;
    border-top: 1px solid var(--border-color);
    position: relative;
    z-index: 1;
}

.footer-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 16px;
}

.footer-logo {
    font-family: var(--font-mono);
    font-size: 1.1rem;
    font-weight: 700;
}

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

.footer-links {
    display: flex;
    gap: 20px;
}

.footer-links a {
    color: var(--text-secondary);
    font-size: 0.85rem;
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--accent-1);
}

/* ---------- Mobile Responsive ---------- */
@media (max-width: 1024px) {
    :root {
        --section-padding: 80px;
    }
}

@media (max-width: 768px) {
    :root {
        --section-padding: 64px;
    }

    .nav-toggle {
        display: flex;
    }

    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: var(--bg-secondary);
        border-left: 1px solid var(--border-color);
        flex-direction: column;
        padding: 100px 32px 32px;
        gap: 4px;
        transition: right var(--transition-base);
        z-index: 999;
    }

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

    .nav-link {
        width: 100%;
        padding: 14px 16px;
        font-size: 1rem;
    }

    .hero {
        padding-top: 100px;
    }

    .about-grid {
        grid-template-columns: 1fr;
    }

    .blog-card.featured {
        grid-template-columns: 1fr;
    }

    .blog-card.featured .blog-card-image {
        border-radius: var(--radius-lg) var(--radius-lg) 0 0;
        min-height: 200px;
    }

    .blog-grid {
        grid-template-columns: 1fr;
    }

    .contact-grid {
        grid-template-columns: 1fr;
    }

    .hero-stats {
        gap: 24px;
    }

    .stat-divider {
        display: none;
    }

    .footer-content {
        flex-direction: column;
        text-align: center;
    }

    .hero-scroll-indicator {
        display: none;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }

    .hero-cta {
        flex-direction: column;
    }

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

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