/* ── TOKENS ──────────────────────────────────────────── */
:root {
  --bg:            #111210;
  --surface:       #181917;
  --lift:          #1e201d;
  --ink:           #e8e5df;
  --mid:           #7a7972;
  --faint:         #2e302c;
  --accent:        #1f5c38;
  --accent-bright: #2d7a4f;
  --rule:          #242622;
}

/* ── RESET ───────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--ink);
  font-family: 'DM Sans', sans-serif;
  font-weight: 300;
  -webkit-font-smoothing: antialiased;
}

/* ── TYPOGRAPHY ──────────────────────────────────────── */
h1, h2, h3 { font-family: 'DM Serif Display', serif; color: var(--ink); }
em { color: var(--accent-bright); font-style: italic; }

.section-label {
  font-size: 0.7rem; letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--mid); margin-bottom: 0.7rem;
}
.section-title {
  font-family: 'DM Serif Display', serif;
  font-size: clamp(1.9rem, 3.5vw, 2.9rem); line-height: 1.1; color: var(--ink);
}
.body-text {
  font-size: 0.95rem; line-height: 1.85; color: var(--mid); margin-bottom: 1rem;
}
.body-text strong { color: var(--ink); font-weight: 500; }

.section-link {
  display: inline-block; margin-top: 2rem;
  font-size: 0.85rem; color: var(--mid); text-decoration: none;
  border-bottom: 1px solid var(--faint); padding-bottom: 2px;
  transition: color 0.2s, border-color 0.2s;
}
.section-link:hover { color: var(--accent-bright); border-color: var(--accent-bright); }

hr { border: none; border-top: 1px solid var(--rule); }

/* ── NAV ─────────────────────────────────────────────── */
nav {
  position: fixed; top: 0; left: 0; width: 100%; z-index: 100;
  padding: 1.4rem 3rem;
  display: flex; align-items: center; justify-content: space-between;
  border-bottom: 1px solid transparent;
  transition: background 0.3s, border-color 0.3s;
}
nav.scrolled {
  background: rgba(17,18,16,0.92);
  backdrop-filter: blur(12px);
  border-color: var(--rule);
}
.nav-logo {
  font-family: 'DM Serif Display', serif;
  font-size: 1.05rem; color: var(--ink); text-decoration: none;
}
.nav-links { display: flex; gap: 2.2rem; list-style: none; }
.nav-links a {
  font-size: 0.82rem; font-weight: 400; letter-spacing: 0.03em;
  color: var(--mid); text-decoration: none; transition: color 0.2s;
}
.nav-links a:hover,
.nav-links a.active { color: var(--ink); }

/* ── BUTTONS ─────────────────────────────────────────── */
.btn {
  display: inline-block; text-decoration: none;
  font-size: 0.8rem; letter-spacing: 0.04em; font-weight: 400;
  padding: 0.72rem 1.7rem; border: 1px solid;
  transition: background 0.2s, color 0.2s, border-color 0.2s;
}
.btn-solid { background: var(--ink); color: var(--bg); border-color: var(--ink); }
.btn-solid:hover { background: var(--accent); border-color: var(--accent); color: var(--ink); }
.btn-outline { background: transparent; color: var(--mid); border-color: var(--faint); }
.btn-outline:hover { border-color: var(--mid); color: var(--ink); }

/* ── SECTIONS ────────────────────────────────────────── */
.section { padding: 6rem 3.5rem; }
.surface-section { background: var(--surface); }

/* ── HERO ────────────────────────────────────────────── */
.hero {
  min-height: 100vh;
  display: grid; grid-template-columns: 1fr 1fr;
  border-bottom: 1px solid var(--rule);
}
.hero-left {
  padding: 10rem 3.5rem 5rem;
  display: flex; flex-direction: column; justify-content: center;
  border-right: 1px solid var(--rule);
}
.hero-tag {
  font-size: 0.72rem; letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--mid); margin-bottom: 1.8rem;
}
h1 { font-size: clamp(3rem, 5vw, 5rem); line-height: 1.05; }
.hero-sub {
  margin-top: 1.6rem;
  font-size: 1rem; line-height: 1.85; color: var(--mid); max-width: 36ch;
}
.hero-btns { margin-top: 2.5rem; display: flex; gap: 0.9rem; }
.hero-right { overflow: hidden; position: relative; }
.hero-right img {
  width: 100%; height: 100%;
  object-fit: cover; object-position: center 30%;
  filter: grayscale(20%) brightness(0.75); display: block;
}

/* ── SPECS BAR ───────────────────────────────────────── */
.specs-bar {
  display: grid; grid-template-columns: repeat(4, 1fr);
  border-bottom: 1px solid var(--rule); background: var(--surface);
}
.spec { padding: 2rem 2.5rem; border-right: 1px solid var(--rule); }
.spec:last-child { border-right: none; }
.spec-val {
  font-family: 'DM Serif Display', serif;
  font-size: 2rem; color: var(--ink); line-height: 1;
}
.spec-key {
  margin-top: 0.35rem;
  font-size: 0.72rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--mid);
}

/* ── ABOUT TEASER ────────────────────────────────────── */
.teaser-grid {
  display: grid; grid-template-columns: 1fr 280px;
  gap: 5rem; align-items: center;
}
.about-portrait {
  width: 100%; aspect-ratio: 1/1;
  object-fit: cover; object-position: center 15%;
  filter: grayscale(20%) brightness(0.85); display: block;
}

/* ── EXPERIENCE TEASER ───────────────────────────────── */
.exp-teaser-list { margin-top: 3rem; }
.exp-teaser-item {
  display: grid; grid-template-columns: 160px 1fr;
  gap: 2.5rem; padding: 2rem 0;
  border-bottom: 1px solid var(--rule);
}
.exp-teaser-item:first-child { border-top: 1px solid var(--rule); }
.exp-date {
  font-size: 0.75rem; letter-spacing: 0.1em; color: var(--mid);
  text-transform: uppercase; margin-bottom: 0.3rem;
}
.exp-org {
  font-family: 'DM Serif Display', serif; font-size: 1.05rem; color: var(--ink);
}
.exp-role { font-size: 0.92rem; font-weight: 500; color: var(--ink); margin-bottom: 0.4rem; }

/* ── PROJECT TEASERS ─────────────────────────────────── */
.proj-teaser-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 1px; background: var(--rule);
  margin-top: 3rem; border: 1px solid var(--rule);
}
.proj-teaser-card {
  background: var(--surface); display: flex; flex-direction: column;
  text-decoration: none; color: inherit; transition: background 0.2s;
}
.proj-teaser-card:hover { background: var(--lift); }
.proj-teaser-img {
  width: 100%; aspect-ratio: 16/10;
  overflow: hidden; background: var(--lift);
}
.proj-teaser-img img {
  width: 100%; height: 100%; object-fit: contain; object-position: center;
  filter: grayscale(25%) brightness(0.85);
  transition: transform 0.5s ease, filter 0.3s; display: block;
}
.proj-teaser-card:hover .proj-teaser-img img {
  transform: scale(1.04); filter: grayscale(5%) brightness(0.95);
}
.proj-teaser-body { padding: 1.4rem 1.6rem 1.8rem; }
.proj-num {
  font-size: 0.68rem; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--mid); margin-bottom: 0.4rem;
}
.proj-name {
  font-family: 'DM Serif Display', serif; font-size: 1.2rem;
  color: var(--ink); margin-bottom: 0.4rem; line-height: 1.2;
}

/* ── CONTACT TEASER ──────────────────────────────────── */
.contact-teaser {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 5rem; align-items: center;
}
.contact-teaser-links { display: flex; flex-direction: column; }
.c-link {
  display: flex; justify-content: space-between; align-items: center;
  padding: 1.1rem 0; border-bottom: 1px solid var(--rule);
  text-decoration: none; color: var(--ink); font-size: 0.9rem;
  transition: color 0.2s;
}
.c-link:first-child { border-top: 1px solid var(--rule); }
.c-link:hover { color: var(--accent-bright); }
.c-link span { color: var(--faint); transition: transform 0.2s, color 0.2s; }
.c-link:hover span { transform: translate(2px,-2px); color: var(--accent-bright); }

/* ── PHOTO STRIP ─────────────────────────────────────── */
.photo-strip {
  display: grid; grid-template-columns: 1fr;
  height: 48vh;
  border-top: 1px solid var(--rule); border-bottom: 1px solid var(--rule);
}
.strip-img { overflow: hidden; }
.strip-img img {
  width: 100%; height: 100%; object-fit: cover; display: block;
  filter: grayscale(15%) brightness(0.7);
  transition: transform 0.7s ease, filter 0.4s;
}
.strip-img:hover img { transform: scale(1.03); filter: grayscale(5%) brightness(0.85); }
.strip-img + .strip-img { border-left: 1px solid var(--rule); }

/* ── PAGE HERO (inner pages) ─────────────────────────── */
.page-hero {
  padding: 10rem 3.5rem 5rem;
  border-bottom: 1px solid var(--rule);
}
.page-hero h1 { font-size: clamp(2.5rem, 5vw, 4.5rem); line-height: 1.05; }
.page-hero .hero-sub { margin-top: 1rem; max-width: 48ch; }

/* ── FULL PROJECTS PAGE ──────────────────────────────── */
.projects-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 1px; background: var(--rule);
  border: 1px solid var(--rule);
}
.proj-card {
  background: var(--surface); display: flex; flex-direction: column;
  text-decoration: none; color: inherit; transition: background 0.2s;
}
.proj-card:hover { background: var(--lift); }
.proj-card.wide { grid-column: span 2; flex-direction: row; }
.proj-card.wide .proj-img { width: 50%; aspect-ratio: auto; flex-shrink: 0; }
.proj-card.wide .proj-img img { object-fit: cover; height: 100%; }
.proj-card.wide .proj-body { display: flex; flex-direction: column; justify-content: center; padding: 2.5rem 3rem; }
.proj-img { width: 100%; aspect-ratio: 16/10; overflow: hidden; background: var(--lift); }
.proj-img img {
  width: 100%; height: 100%; object-fit: contain; object-position: center;
  filter: grayscale(25%) brightness(0.85);
  transition: transform 0.5s ease, filter 0.3s; display: block;
}
.proj-card:hover .proj-img img { transform: scale(1.04); filter: grayscale(5%) brightness(0.95); }
.proj-body { padding: 1.8rem 2rem 2rem; flex: 1; }
.proj-desc { font-size: 0.85rem; color: var(--mid); line-height: 1.7; }
.proj-tags { display: flex; gap: 0.4rem; flex-wrap: wrap; margin-top: 1rem; }
.proj-tag {
  font-size: 0.67rem; letter-spacing: 0.08em; text-transform: uppercase;
  padding: 0.22rem 0.6rem; border: 1px solid var(--faint); color: var(--mid); background: var(--bg);
}

/* ── FULL EXPERIENCE PAGE ────────────────────────────── */
.exp-list { margin-top: 3rem; }
.exp-item {
  display: grid; grid-template-columns: 200px 1fr;
  gap: 3rem; padding: 2.5rem 0;
  border-bottom: 1px solid var(--rule); align-items: start;
}
.exp-item:first-child { border-top: 1px solid var(--rule); }
.exp-loc { font-size: 0.8rem; color: var(--mid); margin-top: 0.2rem; }
.exp-desc { font-size: 0.9rem; color: var(--mid); line-height: 1.75; max-width: 58ch; margin-top: 0.4rem; }

/* ── RESUME PAGE ─────────────────────────────────────── */
.resume-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 4rem; margin-top: 3rem;
}
.resume-block { margin-bottom: 3rem; }
.resume-block h3 {
  font-family: 'DM Serif Display', serif; font-size: 1.3rem;
  color: var(--ink); margin-bottom: 1.2rem;
  padding-bottom: 0.6rem; border-bottom: 1px solid var(--rule);
}
.skills-table {
  width: 100%; border-collapse: collapse; font-size: 0.85rem;
}
.skills-table thead th {
  text-align: left; padding: 0.5rem 0.8rem;
  font-size: 0.68rem; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--mid); border-bottom: 1px solid var(--rule); font-weight: 400;
}
.skills-table td {
  padding: 0.65rem 0.8rem; border-bottom: 1px solid var(--rule);
  color: var(--mid); vertical-align: top;
}
.skills-table td:first-child { color: var(--ink); font-weight: 400; white-space: nowrap; }
.edu-item { padding: 1.2rem 0; border-bottom: 1px solid var(--rule); }
.edu-item:first-child { border-top: 1px solid var(--rule); }
.edu-school { font-family: 'DM Serif Display', serif; font-size: 1.05rem; color: var(--ink); }
.edu-degree { font-size: 0.88rem; color: var(--mid); margin-top: 0.2rem; }
.edu-date { font-size: 0.75rem; color: var(--mid); letter-spacing: 0.08em; margin-top: 0.1rem; }

/* ── CONTACT PAGE ────────────────────────────────────── */
.contact-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 5rem; align-items: start; margin-top: 3rem;
}
.contact-form { display: flex; flex-direction: column; gap: 1.1rem; }
label {
  font-size: 0.7rem; letter-spacing: 0.13em; text-transform: uppercase;
  color: var(--mid); display: block; margin-bottom: 0.35rem;
}
input, textarea {
  width: 100%; background: var(--surface); border: 1px solid var(--faint);
  padding: 0.8rem 1rem; font-family: 'DM Sans', sans-serif;
  font-size: 0.88rem; color: var(--ink); outline: none; resize: none;
  transition: border-color 0.2s;
}
input:focus, textarea:focus { border-color: var(--mid); background: var(--lift); }
input::placeholder, textarea::placeholder { color: var(--faint); }
textarea { height: 120px; }
.btn-submit {
  align-self: flex-start;
  background: var(--ink); color: var(--bg);
  border: 1px solid var(--ink); padding: 0.75rem 2rem;
  font-family: 'DM Sans', sans-serif; font-size: 0.8rem;
  letter-spacing: 0.04em; cursor: pointer;
  transition: background 0.2s, border-color 0.2s, color 0.2s;
}
.btn-submit:hover { background: var(--accent); border-color: var(--accent); color: var(--ink); }

/* ── FOOTER ──────────────────────────────────────────── */
footer {
  padding: 1.8rem 3.5rem;
  border-top: 1px solid var(--rule);
  display: flex; justify-content: space-between; align-items: center;
  background: var(--surface);
}
.footer-text { font-size: 0.76rem; color: var(--mid); }

/* ── SCROLL REVEAL ───────────────────────────────────── */
.reveal { opacity: 0; transform: translateY(20px); transition: opacity 0.65s ease, transform 0.65s ease; }
.reveal.in { opacity: 1; transform: none; }
.d1 { transition-delay: 0.08s; }
.d2 { transition-delay: 0.16s; }
.d3 { transition-delay: 0.24s; }

/* ── RESPONSIVE ──────────────────────────────────────── */
@media (max-width: 900px) {
  nav { padding: 1.2rem 1.5rem; }
  .hero { grid-template-columns: 1fr; min-height: auto; }
  .hero-left { padding: 7rem 1.5rem 3rem; border-right: none; border-bottom: 1px solid var(--rule); }
  .hero-right { height: 55vw; }
  .specs-bar { grid-template-columns: 1fr 1fr; }
  .spec { border-right: none; border-bottom: 1px solid var(--rule); }
  .section { padding: 4rem 1.5rem; }
  .teaser-grid { grid-template-columns: 1fr; gap: 2rem; }
  .teaser-right { display: none; }
  .exp-teaser-item { grid-template-columns: 1fr; gap: 0.6rem; }
  .proj-teaser-grid { grid-template-columns: 1fr; }
  .contact-teaser { grid-template-columns: 1fr; gap: 2.5rem; }
  .photo-strip { grid-template-columns: 1fr; height: auto; }
  .strip-img { height: 42vw; }
  .strip-img + .strip-img { border-left: none; border-top: 1px solid var(--rule); }
  .projects-grid { grid-template-columns: 1fr; }
  .proj-card.wide { flex-direction: column; grid-column: span 1; }
  .proj-card.wide .proj-img { width: 100%; aspect-ratio: 16/10; }
  .exp-item { grid-template-columns: 1fr; gap: 0.8rem; }
  .resume-grid { grid-template-columns: 1fr; gap: 2rem; }
  .contact-grid { grid-template-columns: 1fr; gap: 3rem; }
  .page-hero { padding: 7rem 1.5rem 3rem; }
  footer { flex-direction: column; gap: 0.4rem; text-align: center; padding: 1.5rem; }
}