:root {
    --bg: #f0ede8;
    --surface: #e8e4de;
    --ink: #1a1814;
    --muted: #7a7570;
    --accent: #c8502a;
    --accent2: #2a6b8a;
    --white: #faf9f7;
    --border: rgba(26, 24, 20, 0.12);
}

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

html {
    scroll-behavior: smooth;
}

body {
    background: var(--bg);
    color: var(--ink);
    font-family: 'DM Sans', sans-serif;
    font-weight: 300;
    overflow-x: hidden;
}

/* ── HEADER ── */
header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 5vw;
    background: rgba(240, 237, 232, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
}

.logo {
    font-family: 'DM Serif Display', serif;
    font-size: 1.25rem;
    letter-spacing: -0.01em;
    color: var(--ink);
    text-decoration: none;
}

nav {
    display: flex;
    gap: 4px;
}

nav a {
    font-family: 'DM Mono', monospace;
    font-size: 0.75rem;
    font-weight: 400;
    color: var(--muted);
    text-decoration: none;
    padding: 6px 14px;
    border-radius: 2px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    transition: color 0.2s, background 0.2s;
}

nav a:hover {
    color: var(--ink);
    background: var(--surface);
}

/* ── HERO ── */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 5vw 80px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -10%;
    right: -5%;
    width: 55vw;
    height: 55vw;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(200,80,42,0.07) 0%, transparent 70%);
    pointer-events: none;
}

.hero-inner {
    max-width: 780px;
}

.hero-tag {
    font-family: 'DM Mono', monospace;
    font-size: 0.7rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    gap: 10px;
    opacity: 0;
    animation: fadeUp 0.6s 0.1s forwards;
}

.hero-tag::before {
    content: '';
    display: block;
    width: 28px;
    height: 1px;
    background: var(--accent);
}

.hero h1 {
    font-family: 'DM Serif Display', serif;
    font-size: clamp(3.2rem, 8vw, 7rem);
    line-height: 0.95;
    letter-spacing: -0.02em;
    margin-bottom: 28px;
    opacity: 0;
    animation: fadeUp 0.7s 0.2s forwards;
}

.hero h1 em {
    font-style: italic;
    color: var(--accent);
}

.hero-desc {
    font-size: 1.05rem;
    line-height: 1.75;
    color: var(--muted);
    max-width: 520px;
    margin-bottom: 44px;
    opacity: 0;
    animation: fadeUp 0.7s 0.35s forwards;
}

.hero-cta {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
    opacity: 0;
    animation: fadeUp 0.7s 0.5s forwards;
}

.btn-primary {
    padding: 13px 28px;
    background: var(--ink);
    color: var(--bg);
    text-decoration: none;
    font-family: 'DM Mono', monospace;
    font-size: 0.75rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    border-radius: 2px;
    transition: background 0.2s, transform 0.2s;
}

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

.btn-secondary {
    padding: 13px 28px;
    border: 1px solid var(--border);
    color: var(--ink);
    text-decoration: none;
    font-family: 'DM Mono', monospace;
    font-size: 0.75rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    border-radius: 2px;
    transition: border-color 0.2s, background 0.2s, transform 0.2s;
}

.btn-secondary:hover {
    background: var(--surface);
    border-color: var(--ink);
    transform: translateY(-2px);
}

/* ── SECTIONS ── */
.section {
    padding: 100px 5vw;
}

.section-label {
    font-family: 'DM Mono', monospace;
    font-size: 0.7rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--muted);
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.section-label::before {
    content: '';
    display: block;
    width: 20px;
    height: 1px;
    background: var(--muted);
}

.section h2 {
    font-family: 'DM Serif Display', serif;
    font-size: clamp(2rem, 5vw, 3.5rem);
    line-height: 1.05;
    letter-spacing: -0.02em;
    margin-bottom: 48px;
}

/* ── ABOUT ── */
#about {
    background: var(--white);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: start;
}

.about-text p {
    font-size: 1rem;
    line-height: 1.8;
    color: var(--muted);
    margin-bottom: 16px;
}

.skills-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 28px;
}

.skill-tag {
    font-family: 'DM Mono', monospace;
    font-size: 0.7rem;
    letter-spacing: 0.06em;
    padding: 6px 12px;
    border: 1px solid var(--border);
    border-radius: 2px;
    color: var(--ink);
    background: var(--bg);
    transition: border-color 0.2s, background 0.2s;
}

.skill-tag:hover {
    border-color: var(--accent);
    background: rgba(200,80,42,0.05);
}

.about-stats {
    display: flex;
    flex-direction: column;
    gap: 32px;
    padding-top: 8px;
}

.stat-item {
    border-top: 1px solid var(--border);
    padding-top: 24px;
}

.stat-number {
    font-family: 'DM Serif Display', serif;
    font-size: 3rem;
    line-height: 1;
    color: var(--accent);
    margin-bottom: 6px;
}

.stat-label {
    font-size: 0.85rem;
    color: var(--muted);
}

/* ── PROJECTS ── */
#projects {
    background: var(--bg);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2px;
}

.project-card {
    background: var(--white);
    padding: 36px 32px;
    position: relative;
    overflow: hidden;
    cursor: pointer;
    transition: background 0.25s;
    border-radius: 4px;
}

.project-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--accent);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s ease;
}

.project-card:hover {
    background: var(--surface);
}

.project-card:hover::after {
    transform: scaleX(1);
}

.project-num {
    font-family: 'DM Mono', monospace;
    font-size: 0.65rem;
    color: var(--muted);
    letter-spacing: 0.1em;
}

.project-footer {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;

}

.project-date {
    font-family: 'DM Mono', monospace;
    font-size: 0.65rem;
    color: var(--accent);
    letter-spacing: 0.08em;
    padding: 3px 8px;
    border-radius: 2px;
    border: 1px solid var(--accent);
}

.project-card h3 {
    font-family: 'DM Serif Display', serif;
    font-size: 1.4rem;
    margin-bottom: 12px;
    letter-spacing: -0.01em;
}

.project-card p {
    font-size: 0.9rem;
    line-height: 1.65;
    color: var(--muted);
    margin-bottom: 24px;
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    flex: 1;
}

.project-tag {
    font-family: 'DM Mono', monospace;
    font-size: 0.65rem;
    letter-spacing: 0.06em;
    padding: 3px 8px;
    background: var(--bg);
    border-radius: 2px;
    color: var(--muted);
}

/* ── COURSES ── */
#courses {
    background: var(--ink);
    color: var(--bg);
}

#courses .section-label {
    color: rgba(240,237,232,0.4);
}

#courses .section-label::before {
    background: rgba(240,237,232,0.4);
}

#courses h2 {
    color: var(--bg);
}

.courses-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 24px;
}

.course-card {
    padding: 28px 24px;
    border: 1px solid rgba(240,237,232,0.1);
    border-radius: 4px;
    transition: border-color 0.2s, background 0.2s;
}

.course-card:hover {
    border-color: var(--accent);
    background: rgba(200,80,42,0.05);
}

.course-icon {
    font-size: 1.5rem;
    margin-bottom: 14px;
}

.course-card h3 {
    font-size: 0.95rem;
    font-weight: 500;
    margin-bottom: 8px;
    color: var(--bg);
}

.course-card p {
    font-size: 0.8rem;
    line-height: 1.6;
    color: rgba(240,237,232,0.5);
}

/* ── CONTACT ── */
#contact {
    background: var(--white);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 80px;
    align-items: start;
}

.contact-info p {
    font-size: 1rem;
    line-height: 1.75;
    color: var(--muted);
    margin-bottom: 32px;
}

.contact-links {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.contact-link {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: var(--ink);
    font-size: 0.9rem;
    transition: color 0.2s;
}

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

.contact-link-icon {
    width: 36px;
    height: 36px;
    background: var(--bg);
    border-radius: 2px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
    flex-shrink: 0;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
}

.contact-form input,
.contact-form textarea {
    padding: 14px 16px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 2px;
    font-family: 'DM Sans', sans-serif;
    font-size: 0.9rem;
    color: var(--ink);
    transition: border-color 0.2s;
    outline: none;
    resize: vertical;
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
    color: var(--muted);
}

.contact-form input:focus,
.contact-form textarea:focus {
    border-color: var(--accent);
}

.contact-form textarea {
    min-height: 130px;
}

.contact-form button {
    padding: 14px 28px;
    background: var(--ink);
    color: var(--bg);
    border: none;
    border-radius: 2px;
    font-family: 'DM Mono', monospace;
    font-size: 0.75rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    cursor: pointer;
    transition: background 0.2s, transform 0.2s;
    align-self: flex-start;
}

.contact-form button:hover {
    background: var(--accent);
    transform: translateY(-2px);
}

/* ── FOOTER ── */
footer {
    padding: 28px 5vw;
    background: var(--ink);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.footer-name {
    font-family: 'DM Serif Display', serif;
    font-size: 1rem;
    color: var(--bg);
}

.footer-copy {
    font-family: 'DM Mono', monospace;
    font-size: 0.7rem;
    color: rgba(240,237,232,0.4);
    letter-spacing: 0.06em;
}

/* ── ANIMATIONS ── */
@keyframes fadeUp {
    from { opacity: 0; transform: translateY(24px); }
    to   { opacity: 1; transform: translateY(0); }
}

.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

a.project-card {
display: block;
text-decoration: none;
color: inherit;
}

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
    .about-grid,
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .hero h1 {
        font-size: clamp(2.8rem, 12vw, 4.5rem);
    }

    .about-stats {
        flex-direction: row;
        flex-wrap: wrap;
    }

    .stat-item {
        flex: 1;
        min-width: 120px;
    }

    footer {
        flex-direction: column;
        gap: 8px;
        text-align: center;
    }

}