/* angeltolentino.com
   Layout: fixed vertical sidebar + content column; case studies use a
   two-column read (sticky facts left, labelled text right). Single dark theme. */
:root {
  --bg: #000000;
  --surface: #111111;
  --surface-2: #1a1a1a;
  --line: #222222;
  --fg: #f2f2f2;
  --muted: #8c8c8c;
  --dim: #5c5c5c;
  --note: #3a3320;
  --note-fg: #f0d98a;
  --radius: 14px;
  --radius-sm: 8px;
  --sidebar: 230px;
  --font: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  color-scheme: dark;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; background: var(--bg); }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--fg);
  font-size: 17px;
  line-height: 1.55;
  letter-spacing: -0.011em;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
:focus-visible { outline: 2px solid var(--fg); outline-offset: 3px; border-radius: 4px; }
h1, h2, h3 { text-wrap: balance; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } * { transition: none !important; } }

/* ---------- Shell ---------- */
.site { display: grid; grid-template-columns: var(--sidebar) minmax(0, 1fr); min-height: 100vh; }

.sidebar {
  position: sticky; top: 0; height: 100vh;
  padding: 28px 24px 32px 32px;
  display: flex; flex-direction: column;
}
.brand { display: flex; flex-direction: column; gap: 2px; font-size: 17px; }
.brand strong { font-weight: 500; }
.brand span { color: var(--muted); }
.nav { margin-top: 64px; display: flex; flex-direction: column; gap: 6px; }
.nav a {
  font-size: 19px; color: var(--muted);
  display: inline-flex; align-items: center; gap: 6px;
  transition: color .15s;
}
.nav a:hover, .nav a.is-active { color: var(--fg); }
.nav .ext { width: 12px; height: 12px; }
.sidebar-foot { margin-top: auto; font-size: 14px; color: var(--dim); }

.main { padding: 28px 40px 96px 16px; min-width: 0; }

/* ---------- Home header ---------- */
.intro {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 48px;
  padding-bottom: 72px;
}
.intro h1 { font-size: clamp(36px, 3.8vw, 56px); font-weight: 500; letter-spacing: -0.045em; line-height: 1.04; }
.intro p { color: var(--muted); font-size: 19px; line-height: 1.5; max-width: 520px; }

.numbers {
  display: grid; grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid var(--line);
  margin-bottom: 96px;
}
.numbers div { padding: 18px 16px 0 0; }
.numbers strong { display: block; font-size: 26px; font-weight: 500; letter-spacing: -0.03em; font-variant-numeric: tabular-nums; }
.numbers span { font-size: 14px; color: var(--muted); }

/* ---------- Work ---------- */
.work { display: grid; grid-template-columns: 220px minmax(0, 1fr); gap: 32px; align-items: start; }
.filters { position: sticky; top: 28px; display: flex; flex-direction: column; align-items: flex-start; gap: 10px; }
.filter {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 11px 18px; border: 0; border-radius: 10px;
  background: var(--surface); color: var(--muted);
  font: inherit; font-size: 17px; cursor: pointer;
  transition: background .15s, color .15s;
}
.filter svg { width: 18px; height: 18px; flex: none; }
.filter:hover { color: var(--fg); background: var(--surface-2); }
.filter.is-active { background: var(--fg); color: var(--bg); }

.cards { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 40px 24px; }
.card { display: flex; flex-direction: column; gap: 16px; }
.card.is-hidden { display: none; }
.card--featured { grid-column: 1 / -1; }

.cover {
  position: relative; overflow: hidden;
  border-radius: var(--radius);
  aspect-ratio: 4 / 3; max-width: 100%;
  background: var(--surface);
}
.card--featured .cover { aspect-ratio: 5 / 3; }
.cover img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform .6s cubic-bezier(.2,.7,.2,1), opacity .3s; }
.card:hover .cover img { transform: scale(1.015); }
.cover-label {
  position: absolute; inset: 0; display: grid; place-items: center;
  font-size: 12px; letter-spacing: .08em; text-transform: uppercase; color: var(--dim);
}
.cover img + .cover-label { z-index: -1; }

.card-meta { display: flex; justify-content: space-between; align-items: baseline; gap: 16px; padding: 0 2px; }
.card-meta h3 { font-size: 19px; font-weight: 500; letter-spacing: -0.02em; }
.card-meta p { color: var(--muted); font-size: 15px; }
.card-meta .tag { color: var(--dim); font-size: 14px; white-space: nowrap; }

.empty { grid-column: 1 / -1; padding: 48px 0; color: var(--muted); }

/* ---------- Contact ---------- */
.contact {
  margin-top: 160px; padding-top: 40px; border-top: 1px solid var(--line);
  display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 48px;
}
.contact h2 { font-size: clamp(32px, 3.4vw, 48px); font-weight: 500; letter-spacing: -0.045em; line-height: 1.05; }
.contact p { color: var(--muted); font-size: 19px; max-width: 480px; }
.contact-list { margin-top: 28px; display: grid; gap: 0; border-top: 1px solid var(--line); max-width: 480px; }
.contact-list a, .contact-list div {
  display: flex; justify-content: space-between; gap: 16px;
  padding: 14px 0; border-bottom: 1px solid var(--line); font-size: 17px;
}
.contact-list span { color: var(--muted); }
.contact-list a:hover { color: var(--muted); }

/* ---------- Case study ---------- */
.back { display: inline-block; color: var(--muted); font-size: 16px; margin-bottom: 28px; }
.back:hover { color: var(--fg); }

.cs-hero { border-radius: var(--radius-sm); overflow: hidden; background: var(--surface); }
.cs-hero img { width: 100%; height: auto; }
.cs-hero .cover { border-radius: var(--radius-sm); aspect-ratio: 16 / 7; }

.cs-title { padding: 72px 0 56px; border-bottom: 1px solid var(--line); }
.cs-title h1 { font-size: clamp(34px, 4vw, 60px); font-weight: 500; letter-spacing: -0.045em; line-height: 1.04; max-width: 900px; }
.cs-title p { margin-top: 16px; color: var(--muted); font-size: 21px; max-width: 680px; }

.cs-body { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 48px; padding-top: 56px; }
.facts { position: sticky; top: 28px; align-self: start; display: grid; gap: 22px; max-width: 360px; }
.facts dt { font-size: 15px; color: var(--muted); }
.facts dd { font-size: 17px; margin-top: 2px; }
.facts ul { list-style: none; display: grid; gap: 2px; }

.cs-text { max-width: 640px; min-width: 0; }
.cs-section { padding-bottom: 56px; scroll-margin-top: 28px; }
.cs-section h2 { font-size: 20px; font-weight: 400; color: var(--muted); letter-spacing: -0.015em; margin-bottom: 12px; }
.cs-section p { font-size: 20px; line-height: 1.6; letter-spacing: -0.015em; }
.cs-section p + p { margin-top: 18px; }

.deliverables { display: grid; border-top: 1px solid var(--line); }
.deliverables li { list-style: none; padding: 14px 0; border-bottom: 1px solid var(--line); font-size: 19px; }
.deliverables li span { display: block; color: var(--muted); font-size: 16px; margin-top: 2px; }

.phases { list-style: none; display: grid; gap: 28px; margin-top: 28px; counter-reset: phase; }
.phases li { display: grid; grid-template-columns: 40px minmax(0, 1fr); gap: 4px 12px; }
.phases li::before { counter-increment: phase; content: counter(phase, decimal-leading-zero); color: var(--dim); font-size: 15px; font-variant-numeric: tabular-nums; padding-top: 4px; }
.phases h3 { font-size: 19px; font-weight: 500; letter-spacing: -0.02em; }
.phases p { grid-column: 2; font-size: 18px; color: #c9c9c9; line-height: 1.6; }

figure { margin: 32px 0 8px; }
figure img { border-radius: var(--radius-sm); }
figure.light img { background: #fff; }
figure.small img { max-width: 318px; }
figcaption { font-size: 14px; color: var(--muted); margin-top: 10px; }

.todo { background: var(--note); color: var(--note-fg); border-radius: 4px; padding: 1px 6px; font-size: .9em; }

.next {
  margin-top: 40px; padding: 40px 0 8px; border-top: 1px solid var(--line);
  display: flex; justify-content: space-between; align-items: flex-end; gap: 24px;
}
.next small { color: var(--muted); font-size: 15px; }
.next h3 { font-size: clamp(24px, 2.6vw, 36px); font-weight: 500; letter-spacing: -0.04em; margin-top: 4px; }
.next span { color: var(--muted); font-size: 24px; }
.next:hover h3 { text-decoration: underline; text-underline-offset: 6px; text-decoration-thickness: 1px; }

/* ---------- Responsive ---------- */
@media (max-width: 1100px) {
  .intro { grid-template-columns: 1fr; gap: 20px; }
  .work { grid-template-columns: 1fr; }
  .filters { position: static; flex-direction: row; flex-wrap: wrap; }
  .cs-body { grid-template-columns: 1fr; }
  .facts { position: static; grid-template-columns: repeat(3, minmax(0, 1fr)); max-width: none; padding-bottom: 40px; border-bottom: 1px solid var(--line); }
}
@media (max-width: 760px) {
  .site { grid-template-columns: 1fr; }
  .sidebar {
    position: sticky; top: env(safe-area-inset-top, 0px); z-index: 10; height: auto;
    padding: 14px 16px; flex-direction: row; align-items: center; justify-content: space-between; gap: 12px;
    background: rgba(0,0,0,.88); backdrop-filter: blur(10px); border-bottom: 1px solid var(--line);
  }
  .brand { font-size: 15px; }
  .brand span { display: none; }
  .nav { margin: 0; flex-direction: row; gap: 16px; }
  .nav a { font-size: 15px; }
  .nav .ext, .sidebar-foot { display: none; }
  .main { padding: 28px 16px 72px; }
  .numbers { grid-template-columns: 1fr; margin-bottom: 64px; }
  .numbers div { padding: 14px 0; border-bottom: 1px solid var(--line); }
  .cards { grid-template-columns: 1fr; }
  .card-meta { flex-direction: column; gap: 2px; }
  .filter { font-size: 15px; padding: 9px 14px; }
  .contact { grid-template-columns: 1fr; margin-top: 96px; gap: 24px; }
  .cs-title { padding: 40px 0 32px; }
  .facts { grid-template-columns: 1fr; gap: 14px; }
  .cs-section p { font-size: 18px; }
  .next { flex-direction: column; align-items: flex-start; }
}
.phases li.fig { display: block; padding-left: 52px; }
.phases li.fig::before { content: none; counter-increment: none; }
@media (max-width: 760px) { .phases li.fig { padding-left: 0; } }

/* Clock */
.sidebar-foot { display: grid; gap: 2px; }
.clock { color: var(--muted); font-variant-numeric: tabular-nums; }

/* Video poster + player */
.video { position: relative; display: block; aspect-ratio: 16 / 9; max-width: 100%; border-radius: var(--radius-sm); overflow: hidden; background: var(--surface); }
.video img, .video iframe { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; border: 0; }
.video .play {
  position: absolute; left: 50%; top: 50%; width: 72px; height: 72px; margin: -36px 0 0 -36px;
  border-radius: 50%; background: rgba(0,0,0,.6); backdrop-filter: blur(6px); transition: transform .2s, background .2s;
}
.video .play::after { content: ""; position: absolute; left: 29px; top: 23px; border-left: 20px solid var(--fg); border-top: 13px solid transparent; border-bottom: 13px solid transparent; }
.video:hover .play { transform: scale(1.06); background: rgba(0,0,0,.8); }

/* Thumbnail gallery */
.gallery { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px 16px; margin-top: 8px; }
.thumb { display: grid; gap: 8px; }
.thumb img { aspect-ratio: 16 / 9; object-fit: cover; border-radius: var(--radius-sm); transition: opacity .2s; }
.thumb:hover img { opacity: .85; }
.thumb span { font-size: 14px; color: var(--muted); line-height: 1.4; }
@media (max-width: 760px) { .gallery { grid-template-columns: 1fr; } }
.intro { padding-bottom: 120px; }
@media (max-width: 760px) { .intro { padding-bottom: 64px; } }
.cover, .card--featured .cover { aspect-ratio: 5 / 3; }

/* External links list */
.links { margin-top: 28px; display: grid; border-top: 1px solid var(--line); }
.links a { display: flex; justify-content: space-between; gap: 16px; padding: 14px 0; border-bottom: 1px solid var(--line); font-size: 17px; transition: color .15s; }
.links a span { color: var(--muted); }
.links a:hover { color: var(--muted); }

/* ---------- Sidebar panel + phone menu ---------- */
.sidebar-panel { display: flex; flex-direction: column; flex: 1; }
.menu-toggle { display: none; }

@media (max-width: 760px) {
  .sidebar { display: block; padding: 0; }
  .sidebar-top { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 14px 16px; }
  .brand span { display: block; font-size: 13px; }
  .menu-toggle {
    display: grid; place-content: center; gap: 6px;
    width: 44px; height: 44px; margin-right: -10px;
    background: none; border: 0; cursor: pointer; color: var(--fg);
  }
  .menu-toggle span { display: block; width: 22px; height: 1.5px; background: currentColor; transition: transform .25s; }
  .sidebar.is-open .menu-toggle span:first-child { transform: translateY(3.75px) rotate(45deg); }
  .sidebar.is-open .menu-toggle span:last-child { transform: translateY(-3.75px) rotate(-45deg); }

  .sidebar-panel { display: none; padding: 8px 16px 24px; border-top: 1px solid var(--line); }
  .sidebar.is-open .sidebar-panel { display: flex; }
  .sidebar.is-open .nav { flex-direction: column; gap: 4px; margin: 8px 0 0; }
  .sidebar.is-open .nav a { font-size: 28px; letter-spacing: -0.03em; padding: 6px 0; }
  .sidebar.is-open .nav .ext { display: inline; width: 16px; height: 16px; }
  .sidebar.is-open .sidebar-foot { display: grid; margin-top: 32px; font-size: 14px; }
}