/* ============================================
   CODY LANIER — PORTFOLIO
   Dark theme, teal-blue accents, Syne + DM Sans
   ============================================ */

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

:root {
    /* Palette */
    --bg-deep:    #06090f;
    --bg-base:    #0a0f1a;
    --bg-surface: #111827;
    --bg-card:    #151e2d;
    --bg-card-hover: #1a2740;

    --accent:     #00d4aa;
    --accent-dim: #00b894;
    --accent-blue:#0ea5e9;
    --accent-glow: rgba(0, 212, 170, 0.15);

    --text-primary:   #e8edf5;
    --text-secondary: #8b97b0;
    --text-muted:     #5a6580;

    --border:     rgba(255, 255, 255, 0.06);
    --border-accent: rgba(0, 212, 170, 0.25);

    /* Type scale */
    --font-display: 'Syne', sans-serif;
    --font-body:    'DM Sans', sans-serif;
    --font-mono:    'JetBrains Mono', monospace;

    /* Spacing */
    --section-pad: clamp(80px, 12vh, 140px);
    --container-w: 1120px;

    /* Transitions */
    --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
}

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

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

a {
    color: var(--accent);
    text-decoration: none;
    transition: color 0.2s;
}
a:hover { color: #5dffe0; }

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

::selection {
    background: rgba(0, 212, 170, 0.3);
    color: #fff;
}

/* --- Container --- */
.container {
    max-width: var(--container-w);
    margin: 0 auto;
    padding: 0 clamp(20px, 5vw, 48px);
}

/* --- Reveal animation --- */
.reveal {
    opacity: 0;
    transform: translateY(32px);
    transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}
.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ===========================
   NAVIGATION
   =========================== */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: 0 clamp(20px, 5vw, 48px);
    transition: background 0.35s, backdrop-filter 0.35s, box-shadow 0.35s;
}
.nav.scrolled {
    background: rgba(6, 9, 15, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 1px 0 var(--border);
}
.nav-inner {
    max-width: var(--container-w);
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}
.nav-logo {
    font-family: var(--font-body);
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--text-primary);
    letter-spacing: -0.03em;
}
.logo-dot { color: var(--accent); }
.nav-links {
    list-style: none;
    display: flex;
    gap: 32px;
}
.nav-links a {
    font-family: var(--font-body);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
    letter-spacing: 0.01em;
    transition: color 0.25s;
    position: relative;
}
.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1.5px;
    background: var(--accent);
    transition: width 0.3s var(--ease-out);
}
.nav-links a:hover { color: var(--text-primary); }
.nav-links a:hover::after { width: 100%; }
.nav-links a.active { color: var(--accent); }
.nav-links a.active::after { width: 100%; }

.nav-social {
    display: flex;
    gap: 16px;
    align-items: center;
}
.nav-social a {
    color: var(--text-muted);
    transition: color 0.25s, transform 0.25s;
    display: flex;
}
.nav-social a:hover {
    color: var(--accent);
    transform: translateY(-1px);
}

/* Hamburger */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    z-index: 110;
}
.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: transform 0.3s, opacity 0.3s;
}
.nav-toggle.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ===========================
   HERO
   =========================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
    padding: 100px 0 60px;
}

/* Animated grid background */
.hero-bg {
    position: absolute;
    inset: 0;
    pointer-events: none;
}
.hero-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(0, 212, 170, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 212, 170, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, black 30%, transparent 70%);
    -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, black 30%, transparent 70%);
    animation: gridPulse 8s ease-in-out infinite;
}
@keyframes gridPulse {
    0%, 100% { opacity: 0.6; }
    50% { opacity: 1; }
}

.hero-glow {
    position: absolute;
    top: -20%;
    right: -10%;
    width: 700px;
    height: 700px;
    background: radial-gradient(circle, rgba(0, 212, 170, 0.08) 0%, rgba(14, 165, 233, 0.04) 40%, transparent 70%);
    filter: blur(60px);
    animation: glowFloat 10s ease-in-out infinite;
}
@keyframes glowFloat {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(-40px, 30px) scale(1.1); }
}

.hero-content {
    max-width: var(--container-w);
    margin: 0 auto;
    padding: 0 clamp(20px, 5vw, 48px);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 60px;
    width: 100%;
    position: relative;
    z-index: 1;
}
.hero-text {
    flex: 1;
    max-width: 600px;
}
.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--accent);
    background: var(--accent-glow);
    border: 1px solid var(--border-accent);
    padding: 6px 16px;
    border-radius: 100px;
    margin-bottom: 28px;
}
.badge-dot {
    width: 6px;
    height: 6px;
    background: var(--accent);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
    0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(0, 212, 170, 0.4); }
    50% { opacity: 0.7; box-shadow: 0 0 0 6px rgba(0, 212, 170, 0); }
}

.hero-name {
    font-family: var(--font-body);
    font-size: clamp(3.5rem, 8vw, 6rem);
    font-weight: 700;
    line-height: 0.95;
    letter-spacing: -0.04em;
    margin-bottom: 20px;
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--text-secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-title {
    font-family: var(--font-mono);
    font-size: clamp(0.95rem, 1.5vw, 1.15rem);
    font-weight: 500;
    color: var(--accent);
    margin-bottom: 16px;
    letter-spacing: 0.02em;
}

.hero-tagline {
    font-size: clamp(1rem, 1.3vw, 1.15rem);
    color: var(--text-secondary);
    line-height: 1.75;
    margin-bottom: 36px;
    max-width: 480px;
}

.hero-cta {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

/* Portrait */
.hero-portrait {
    flex-shrink: 0;
}
.portrait-ring {
    width: 280px;
    height: 280px;
    border-radius: 50%;
    padding: 4px;
    background: linear-gradient(135deg, var(--accent), var(--accent-blue), var(--accent));
    background-size: 200% 200%;
    animation: ringGradient 4s ease-in-out infinite;
    box-shadow:
        0 0 60px rgba(0, 212, 170, 0.15),
        0 0 120px rgba(14, 165, 233, 0.08);
}
@keyframes ringGradient {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}
.portrait-ring img {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    object-fit: cover;
    object-position: center 15%;
    border: 3px solid var(--bg-deep);
}

/* Scroll hint */
.hero-scroll-hint {
    position: absolute;
    bottom: 36px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: var(--text-muted);
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
}
.scroll-line {
    width: 1px;
    height: 40px;
    background: linear-gradient(to bottom, var(--accent), transparent);
    animation: scrollDrop 2s ease-in-out infinite;
}
@keyframes scrollDrop {
    0% { opacity: 0; transform: scaleY(0); transform-origin: top; }
    50% { opacity: 1; transform: scaleY(1); transform-origin: top; }
    100% { opacity: 0; transform: scaleY(1); transform-origin: bottom; }
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 0.9rem;
    padding: 14px 28px;
    border-radius: 10px;
    border: none;
    cursor: pointer;
    transition: all 0.3s var(--ease-out);
    letter-spacing: 0.01em;
}
.btn-primary {
    background: linear-gradient(135deg, var(--accent), var(--accent-blue));
    color: var(--bg-deep);
    box-shadow: 0 4px 24px rgba(0, 212, 170, 0.25);
}
.btn-primary:hover {
    color: var(--bg-deep);
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(0, 212, 170, 0.35);
}
.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border: 1.5px solid var(--border);
}
.btn-outline:hover {
    color: var(--accent);
    border-color: var(--border-accent);
    background: var(--accent-glow);
    transform: translateY(-2px);
}

/* ===========================
   SECTIONS — Shared
   =========================== */
.section {
    padding: var(--section-pad) 0;
    position: relative;
}
.section-label {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--accent);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin-bottom: 12px;
}
.section-heading {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    letter-spacing: -0.025em;
    line-height: 1.15;
    margin-bottom: 48px;
}

/* ===========================
   ABOUT
   =========================== */
.about {
    background: var(--bg-base);
    border-top: 1px solid var(--border);
}
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: start;
}
.about-body {
    color: var(--text-secondary);
    font-size: 1.05rem;
    line-height: 1.8;
    margin-bottom: 20px;
}
.about-body:last-child { margin-bottom: 0; }
.accent-text {
    color: var(--accent);
    font-family: var(--font-mono);
    font-weight: 600;
}

.about-photos {
    display: flex;
    flex-direction: column;
    gap: 16px;
}
.photo-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}
.photo-row--top {
    gap: 16px;
}
.photo-half img {
    width: 100%;
    border-radius: 16px;
    aspect-ratio: 3 / 4;
    object-fit: cover;
    object-position: center 20%;
    border: 1px solid var(--border);
}
.photo-row--three {
    grid-template-columns: 1fr 1fr 1fr;
}
.photo-small img {
    width: 100%;
    border-radius: 12px;
    aspect-ratio: 1;
    object-fit: cover;
    border: 1px solid var(--border);
}

/* ===========================
   EXPERIENCE
   =========================== */
.experience {
    background: var(--bg-deep);
    border-top: 1px solid var(--border);
}
.timeline {
    position: relative;
    padding-left: 40px;
}
.timeline::before {
    content: '';
    position: absolute;
    left: 7px;
    top: 8px;
    bottom: 8px;
    width: 2px;
    background: linear-gradient(to bottom, var(--accent), var(--accent-blue), var(--border));
    border-radius: 2px;
}
.timeline-item {
    position: relative;
    margin-bottom: 48px;
}
.timeline-item:last-child { margin-bottom: 0; }

.timeline-marker {
    position: absolute;
    left: -40px;
    top: 8px;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--bg-deep);
    border: 2.5px solid var(--accent);
    box-shadow: 0 0 12px rgba(0, 212, 170, 0.3);
    z-index: 1;
}
.timeline-item:first-child .timeline-marker {
    background: var(--accent);
    box-shadow: 0 0 20px rgba(0, 212, 170, 0.5);
}

.timeline-content {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 28px 32px;
    transition: border-color 0.3s, box-shadow 0.3s;
}
.timeline-content:hover {
    border-color: var(--border-accent);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.timeline-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 16px;
    margin-bottom: 16px;
    flex-wrap: wrap;
}
.timeline-role {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 700;
    letter-spacing: -0.01em;
}
.timeline-company {
    font-size: 0.95rem;
    color: var(--accent);
    font-weight: 500;
    margin-top: 2px;
}
.timeline-date {
    font-family: var(--font-mono);
    font-size: 0.78rem;
    color: var(--text-muted);
    white-space: nowrap;
    padding-top: 4px;
}

.timeline-details {
    list-style: none;
    margin-bottom: 16px;
}
.timeline-details li {
    position: relative;
    padding-left: 18px;
    margin-bottom: 10px;
    color: var(--text-secondary);
    font-size: 0.925rem;
    line-height: 1.65;
}
.timeline-details li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 10px;
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: var(--accent);
    opacity: 0.6;
}
.timeline-details strong {
    color: var(--text-primary);
    font-weight: 600;
}

.timeline-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}
.timeline-tags span {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    font-weight: 500;
    color: var(--accent);
    background: var(--accent-glow);
    padding: 4px 12px;
    border-radius: 100px;
    border: 1px solid rgba(0, 212, 170, 0.12);
}

/* ===========================
   PROJECTS
   =========================== */
.projects {
    background: var(--bg-base);
    border-top: 1px solid var(--border);
}
.project-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 24px;
}
.project-card {
    border-radius: 16px;
    overflow: hidden;
    transition: transform 0.4s var(--ease-out);
}
.project-card:hover {
    transform: translateY(-4px);
}
.project-card-inner {
    height: 100%;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 28px;
    display: flex;
    flex-direction: column;
    transition: border-color 0.3s, box-shadow 0.3s;
}
.project-card:hover .project-card-inner {
    border-color: var(--border-accent);
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.3);
}
.project-card--featured .project-card-inner {
    border-color: rgba(0, 212, 170, 0.1);
}

.project-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: var(--accent-glow);
    border: 1px solid rgba(0, 212, 170, 0.12);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent);
    margin-bottom: 20px;
}

.project-name {
    font-family: var(--font-display);
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 10px;
    letter-spacing: -0.01em;
}
.project-desc {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.7;
    margin-bottom: 20px;
    flex: 1;
}
.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 20px;
}
.project-tags span {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    font-weight: 500;
    color: var(--text-muted);
    background: rgba(255, 255, 255, 0.04);
    padding: 3px 10px;
    border-radius: 6px;
    border: 1px solid var(--border);
}
.project-links {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    align-items: center;
}
.project-links a {
    font-family: var(--font-body);
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--accent);
    transition: color 0.2s;
}
.project-links a:hover { color: #5dffe0; }
.project-links a + a::before {
    content: '•';
    color: var(--text-muted);
    margin-right: 8px;
    font-size: 1rem;
}

/* ===========================
   SKILLS
   =========================== */
.skills {
    background: var(--bg-deep);
    border-top: 1px solid var(--border);
}
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 32px;
}
.skill-category {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 24px;
    transition: border-color 0.3s;
}
.skill-category:hover {
    border-color: var(--border-accent);
}
.skill-category-title {
    font-family: var(--font-display);
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--text-secondary);
    letter-spacing: 0.02em;
}
.skill-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}
.chip {
    font-family: var(--font-mono);
    font-size: 0.78rem;
    font-weight: 500;
    color: var(--text-secondary);
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border);
    padding: 6px 14px;
    border-radius: 8px;
    transition: all 0.25s;
}
.chip:hover {
    color: var(--text-primary);
    border-color: rgba(255, 255, 255, 0.12);
    background: rgba(255, 255, 255, 0.07);
}
.chip--highlight {
    color: var(--accent);
    background: var(--accent-glow);
    border-color: var(--border-accent);
}
.chip--highlight:hover {
    color: #5dffe0;
    background: rgba(0, 212, 170, 0.2);
}

/* ===========================
   EDUCATION
   =========================== */
.education {
    background: var(--bg-base);
    border-top: 1px solid var(--border);
}
.edu-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 24px;
}
.edu-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 28px;
    transition: border-color 0.3s;
}
.edu-card:hover {
    border-color: var(--border-accent);
}
.edu-degree {
    font-family: var(--font-mono);
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 6px;
}
.edu-field {
    font-family: var(--font-display);
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 8px;
    letter-spacing: -0.01em;
}
.edu-school {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 8px;
}
.edu-meta {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* ===========================
   FOOTER
   =========================== */
.footer {
    background: var(--bg-deep);
    border-top: 1px solid var(--border);
    padding: 80px 0 40px;
}
.footer-content {
    text-align: center;
    max-width: 520px;
    margin: 0 auto 60px;
}
.footer-heading {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 2.8rem);
    font-weight: 800;
    letter-spacing: -0.03em;
    margin-bottom: 16px;
}
.footer-text {
    color: var(--text-secondary);
    font-size: 1rem;
    line-height: 1.75;
    margin-bottom: 28px;
}
.footer-links {
    display: flex;
    gap: 24px;
    justify-content: center;
}
.footer-link {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--text-primary);
    padding: 12px 28px;
    border-radius: 10px;
    border: 1.5px solid var(--border);
    transition: all 0.3s var(--ease-out);
}
.footer-link:hover {
    color: var(--accent);
    border-color: var(--border-accent);
    background: var(--accent-glow);
    transform: translateY(-2px);
}
.footer-bottom {
    text-align: center;
    padding-top: 32px;
    border-top: 1px solid var(--border);
    font-size: 0.8rem;
    color: var(--text-muted);
    font-family: var(--font-mono);
}

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

/* Tablet */
@media (max-width: 900px) {
    .hero-content {
        flex-direction: column-reverse;
        text-align: center;
        gap: 40px;
        padding-top: 20px;
    }
    .hero-text { max-width: 100%; }
    .hero-tagline { max-width: 100%; margin-left: auto; margin-right: auto; }
    .hero-cta { justify-content: center; }
    .hero-badge { margin-left: auto; margin-right: auto; }
    .portrait-ring { width: 200px; height: 200px; }

    .about-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    .about-photos { order: -1; }
    .photo-main img { aspect-ratio: 4/3; }

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

/* Mobile */
@media (max-width: 640px) {
    .nav-links {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(6, 9, 15, 0.97);
        backdrop-filter: blur(24px);
        -webkit-backdrop-filter: blur(24px);
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 36px;
        z-index: 105;
    }
    .nav-links.open { display: flex; }
    .nav-links a { font-size: 1.3rem; }
    .nav-toggle { display: flex; }
    .nav-social { display: none; }

    .hero-name { font-size: clamp(2.8rem, 12vw, 4rem); }
    .portrait-ring { width: 160px; height: 160px; }
    .hero-scroll-hint { display: none; }

    .timeline { padding-left: 28px; }
    .timeline-marker { left: -28px; width: 12px; height: 12px; }
    .timeline-content { padding: 20px; }
    .timeline-header { flex-direction: column; gap: 4px; }

    .skills-grid { grid-template-columns: 1fr; }
    .edu-grid { grid-template-columns: 1fr; }
    .footer-links { flex-direction: column; align-items: center; }

    .section-heading { margin-bottom: 32px; }
}

/* Reduce motion */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
    .reveal { opacity: 1; transform: none; }
    html { scroll-behavior: auto; }
}