/* Today I Built – minimal editorial portfolio (aaronwheeler.net–inspired) */

:root {
    --bg: #0a0a0a;
    --bg-elevated: #141414;
    --text: #f5f5f5;
    --text-muted: rgba(255, 255, 255, 0.6);
    --border: rgba(255, 255, 255, 0.12);
    --accent: #fff;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

/* Scroll progress bar */
.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    height: 3px;
    width: 0%;
    z-index: 101;
    background: #5a4a7a;
    box-shadow: 4px 0 12px rgba(90, 74, 122, 0.7), 8px 0 24px rgba(90, 74, 122, 0.35);
    transition: width 0.08s ease-out;
}

/* Nav */
nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.25rem 2rem;
    background: transparent;
    border-bottom: 1px solid transparent;
    transform: translateY(0);
    transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1),
                background 0.35s ease,
                border-color 0.35s ease,
                padding 0.35s ease,
                box-shadow 0.35s ease;
}

nav.hidden {
    transform: translateY(-100%);
}

nav.scrolled {
    background: rgba(10, 10, 10, 0.92);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom-color: var(--border);
    padding: 0.85rem 2rem;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
}

nav .logo {
    transition: transform 0.3s ease;
}

nav.scrolled .logo {
    transform: scale(0.98);
}

nav.scrolled .logo:hover {
    transform: scale(1);
}

nav .logo {
    font-family: 'Libre Baskerville', Georgia, serif;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text);
    text-decoration: none;
    letter-spacing: 0.02em;
}

nav .nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
}

nav .nav-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    position: relative;
    transition: color 0.25s ease;
}

nav .nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--text);
    transition: width 0.3s ease;
}

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

nav .nav-links a:hover::after {
    width: 100%;
}

.cta-btn {
    padding: 0.6rem 1.5rem;
    border: 1px solid var(--text);
    background: transparent;
    color: var(--text);
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    text-decoration: none;
    transition: background 0.2s ease, color 0.2s ease;
}

.cta-btn:hover {
    background: var(--text);
    color: var(--bg);
}

/* Hamburger (mobile) */
.nav-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 32px;
    height: 32px;
    padding: 0;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text);
}

.nav-toggle span {
    display: block;
    width: 100%;
    height: 2px;
    background: currentColor;
    transition: transform 0.3s ease, opacity 0.3s ease;
}

.nav-toggle.open span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

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

.nav-toggle.open span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* Hero */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
    background: var(--bg);
    overflow: hidden;
}

.hero-image {
    width: 100%;
    height: 115%;
    object-fit: cover;
    object-position: center;
    display: block;
    will-change: transform;
}

.hero-vignette {
    position: absolute;
    inset: 0;
    z-index: 1;
    background: radial-gradient(
        ellipse 80% 80% at 50% 50%,
        transparent 30%,
        rgba(0, 0, 0, 0.4) 70%,
        rgba(0, 0, 0, 0.75) 100%
    );
    pointer-events: none;
}

.hero-fade {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    height: 45%;
    z-index: 1;
    background: linear-gradient(to bottom, transparent 0%, var(--bg) 100%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 2;
    padding: 6rem 2rem 4rem;
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
}

.hero-content h1 {
    font-family: 'Libre Baskerville', Georgia, serif;
    font-size: clamp(3rem, 8vw, 5.5rem);
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -0.02em;
    margin-bottom: 0.75rem;
}

.hero-content .tagline {
    font-size: 1.25rem;
    color: #fff;
    font-weight: 400;
    margin-bottom: 2.5rem;
}

.hero-cta {
    padding: 0.75rem 1.75rem;
    border: 1px solid var(--text);
    background: transparent;
    color: var(--text);
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    text-decoration: none;
    transition: background 0.2s ease, color 0.2s ease;
}

.hero-cta:hover {
    background: var(--text);
    color: var(--bg);
}

/* Projects section */
.projects {
    padding: 4rem 2rem 6rem;
    max-width: 1200px;
    margin: 0 auto;
}

.section-title {
    font-family: 'Libre Baskerville', Georgia, serif;
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: 0.02em;
    margin-bottom: 0.5rem;
    color: var(--text-muted);
}

.section-subtitle {
    font-size: 1rem;
    color: var(--text-muted);
    font-weight: 400;
    margin-bottom: 2rem;
}

.filter-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 2.5rem;
}

.filter-tab {
    padding: 0.5rem 1rem;
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-muted);
    font-family: inherit;
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    transition: border-color 0.2s ease, color 0.2s ease;
}

.filter-tab:hover {
    border-color: var(--text-muted);
    color: var(--text);
}

.filter-tab.active {
    border-color: var(--text);
    color: var(--text);
}

.project-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.project-card {
    position: relative;
    display: block;
    padding: 0;
    border-radius: 12px;
    border: 1px solid var(--border);
    text-decoration: none;
    color: inherit;
    cursor: pointer;
    overflow: hidden;
    background: rgba(255, 255, 255, 0.02);
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1),
                box-shadow 0.4s ease,
                border-color 0.35s ease,
                background 0.35s ease;
}

.project-card:hover {
    border-color: rgba(255, 255, 255, 0.2);
    background: rgba(255, 255, 255, 0.04);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4);
    transform: translateY(-4px);
}

.project-card-accent {
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: #5a4a7a;
    opacity: 0.9;
    transition: width 0.3s ease, opacity 0.3s ease;
}

.project-card:hover .project-card-accent {
    width: 6px;
    opacity: 1;
}

.project-card-inner {
    padding: 1.75rem 1.75rem 1.75rem 2rem;
}

.project-card-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 0.75rem;
}

.project-card-emoji {
    font-size: 1.75rem;
    line-height: 1;
    filter: grayscale(0.2);
    transition: transform 0.3s ease, filter 0.3s ease;
}

.project-card:hover .project-card-emoji {
    transform: scale(1.1);
    filter: grayscale(0);
}

.project-type {
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text-muted);
    white-space: nowrap;
}

.project-title {
    font-family: 'Libre Baskerville', Georgia, serif;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 0.5rem;
    line-height: 1.25;
    transition: color 0.25s ease;
}

.project-card:hover .project-title {
    color: #fff;
}

.project-desc {
    font-size: 0.95rem;
    color: var(--text-muted);
    line-height: 1.6;
    margin-bottom: 1rem;
    max-width: 56ch;
    transition: color 0.25s ease;
}

.project-card:hover .project-desc {
    color: rgba(255, 255, 255, 0.75);
}

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

.project-tag {
    font-size: 0.75rem;
    font-weight: 500;
    padding: 0.35rem 0.65rem;
    border-radius: 6px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid var(--border);
    color: var(--text-muted);
    transition: background 0.25s ease, border-color 0.25s ease, color 0.25s ease;
}

.project-card:hover .project-tag {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.15);
    color: var(--text);
}

.project-card-cta {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-muted);
    letter-spacing: 0.02em;
    transition: color 0.3s ease, transform 0.3s ease;
}

.project-card-cta::after {
    content: '→';
    transition: transform 0.3s ease;
}

.project-card:hover .project-card-cta {
    color: var(--text);
}

.project-card:hover .project-card-cta::after {
    transform: translateX(4px);
}

/* Resume page */
.resume-page {
    padding-top: 6rem;
    min-height: 100vh;
}

.resume-section {
    max-width: 900px;
    margin: 0 auto;
    padding: 2rem;
}

.resume-title {
    font-family: 'Libre Baskerville', Georgia, serif;
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--text);
}

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

.resume-download-link {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-muted);
    text-decoration: none;
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--border);
    transition: color 0.2s ease, border-color 0.2s ease;
}

.resume-download-link:hover {
    color: var(--text);
    border-color: var(--text);
}

.resume-embed {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 8px;
    overflow: hidden;
    padding: 0;
}

.resume-page-canvas {
    display: block;
    width: 100%;
    height: auto;
    margin: 0 auto;
}

.resume-page-canvas + .resume-page-canvas {
    margin-top: 0;
    border-top: 1px solid var(--border);
}

.resume-fallback {
    padding: 3rem 2rem;
    text-align: center;
    color: var(--text-muted);
    font-size: 0.95rem;
}

.resume-fallback a {
    color: var(--text);
    text-decoration: underline;
}

nav .nav-links-current {
    color: var(--text);
}

/* Footer */
footer {
    padding: 2rem;
    text-align: center;
    border-top: 1px solid var(--border);
}

footer p {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* Modal */
.modal {
    position: fixed;
    inset: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

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

.modal-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.85);
    cursor: pointer;
}

.modal-content {
    position: relative;
    width: 100%;
    max-width: 640px;
    max-height: 90vh;
    overflow-y: auto;
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    padding: 2.5rem;
}

.modal-close {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 1.75rem;
    line-height: 1;
    cursor: pointer;
    transition: color 0.2s ease;
}

.modal-close:hover {
    color: var(--text);
}

.modal-title {
    font-family: 'Libre Baskerville', Georgia, serif;
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    padding-right: 2.5rem;
}

.modal-meta {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}

.modal-meta span + span::before {
    content: ' · ';
}

.modal-video {
    aspect-ratio: 16 / 9;
    background: #000;
    margin-bottom: 1.5rem;
    overflow: hidden;
}

.modal-video iframe {
    width: 100%;
    height: 100%;
    border: none;
}

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

.modal-description p {
    margin-bottom: 1rem;
}

.modal-description p:last-child {
    margin-bottom: 0;
}

.modal-links {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-top: 1.5rem;
}

.modal-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.6rem 1.25rem;
    font-size: 0.85rem;
    font-weight: 600;
    text-decoration: none;
    transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

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

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

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

.modal-btn.btn-secondary:hover {
    border-color: var(--text-muted);
    color: var(--text);
}

/* Mobile */
@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
    }

    nav .nav-links {
        position: fixed;
        top: 0;
        right: 0;
        bottom: 0;
        width: min(280px, 85vw);
        flex-direction: column;
        align-items: flex-start;
        justify-content: center;
        padding: 2rem;
        background: var(--bg-elevated);
        border-left: 1px solid var(--border);
        transform: translateX(100%);
        transition: transform 0.3s ease;
        gap: 1.5rem;
    }

    nav .nav-links.open {
        transform: translateX(0);
    }

    .hero-content {
        padding: 5rem 1.5rem 3rem;
    }

    .projects {
        padding: 3rem 1.5rem 4rem;
    }

    .project-desc {
        max-width: none;
    }

    .modal-content {
        padding: 1.75rem;
    }
}