/* =========================================================================
   Masha Slynko — Portfolio
   Visual language adapted from the "Structured" gallery design system:
   warm putty canvas, flat/borderless surfaces, editorial serif display,
   hard light/dark section cuts. No shadows, no gradients, minimal chrome.
   ========================================================================= */

:root {
  /* Colors */
  --color-putty: #c4c3b6;
  --color-ink: #000000;
  --color-bone: #e7e5e4;
  --color-chalk: #ebebeb;
  --color-vellum: #dfdcd5;
  --color-graphite: #595855;
  --color-ash: #808080;
  --color-paper: #ffffff;

  /* Type families (Playfair ≈ Davinci, Inter ≈ Helvetica Now) */
  --font-serif: 'Playfair Display', Georgia, 'Times New Roman', serif;
  --font-grotesk: 'Inter', ui-sans-serif, system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;

  /* Spacing */
  --space-4: 4px;
  --space-16: 16px;
  --space-20: 20px;
  --space-28: 28px;
  --space-32: 32px;
  --space-40: 40px;
  --space-52: 52px;
  --space-60: 60px;
  --space-96: 96px;
  --section-gap: 80px;

  /* Radius */
  --radius-card: 9px;
  --radius-link: 2px;
  --radius-pill: 28.8px;

  --page-pad: clamp(20px, 5vw, 60px);
  --ease: cubic-bezier(0.4, 0, 0.2, 1);
}

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

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  background: var(--color-putty);
  color: var(--color-ink);
  font-family: var(--font-grotesk);
  font-size: 15px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { font: inherit; color: inherit; cursor: pointer; background: none; border: none; }

/* ---------- Shared type helpers ---------- */
.eyebrow, .section-label {
  font-family: var(--font-grotesk);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-graphite);
}
.section-label--light { color: rgba(255, 255, 255, 0.6); }

.section-title {
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: clamp(44px, 8vw, 94px);
  line-height: 0.9;
  letter-spacing: -0.02em;
  color: var(--color-ink);
}
.section-title--light { color: var(--color-paper); }

/* ---------- Buttons / links ---------- */
.btn-pill {
  display: inline-block;
  background: var(--color-ink);
  color: var(--color-paper);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.04em;
  padding: 10px 20px;
  border-radius: var(--radius-pill);
  transition: opacity 0.2s var(--ease);
}
.btn-pill:hover { opacity: 0.78; }
.btn-pill--light {
  background: var(--color-paper);
  color: var(--color-ink);
}

.link-ghost {
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.02em;
  border-radius: var(--radius-link);
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s var(--ease);
  padding-bottom: 1px;
}
.link-ghost:hover { border-bottom-color: currentColor; }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-16) var(--page-pad);
  background: var(--color-putty);
  border-bottom: 1px solid var(--color-vellum);
}
.monogram {
  position: relative;
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
}
.monogram__ring {
  position: absolute;
  inset: 0;
  border: 1.5px solid var(--color-ink);
  border-radius: 50%;
}
.monogram__initials {
  font-family: var(--font-serif);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.02em;
}
.site-nav { display: flex; gap: var(--space-28); }
.site-nav a {
  font-size: 13px;
  letter-spacing: 0.02em;
  border-bottom: 1px solid transparent;
  padding-bottom: 2px;
  transition: border-color 0.2s var(--ease);
}
.site-nav a:hover { border-bottom-color: var(--color-ink); }

/* ---------- Hero ---------- */
.hero {
  min-height: min(76vh, 660px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: clamp(24px, 4vh, 44px);
  padding: clamp(56px, 10vh, 110px) var(--page-pad);
  text-align: center;
}
.hero__wordmark {
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: clamp(52px, 12vw, 150px);
  line-height: 0.9;
  letter-spacing: -0.03em;
  text-align: center;
  user-select: none;
}
.hero__wordmark span { display: block; }
.hero__actions {
  display: flex;
  align-items: center;
  gap: var(--space-20);
}

/* ---------- Section head (Work) ---------- */
.work { padding: var(--section-gap) var(--page-pad); }
.section-head {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: var(--space-16);
  margin-bottom: var(--space-52);
}
.section-head .section-title { grid-column: 2; text-align: center; }
.section-label--right { text-align: right; }

/* ---------- Project grid ---------- */
.project-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: clamp(16px, 2.4vw, 36px);
}
.project-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-16);
  background: none;
  text-align: left;
  width: 100%;
}
.project-card__media {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border-radius: var(--radius-card);
  border: 1px solid var(--color-vellum);
  background: var(--color-ash);
}
.project-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s var(--ease);
}
.project-card:hover .project-card__media img { transform: scale(1.035); }

.project-card__placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: var(--color-bone);
  color: var(--color-graphite);
  text-align: center;
  padding: var(--space-20);
}
.project-card__placeholder .ph-mark {
  font-family: var(--font-serif);
  font-size: 40px;
  color: var(--color-ash);
}
.project-card__placeholder .ph-note {
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.project-card__meta {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-16);
}
.project-card__title {
  font-family: var(--font-serif);
  font-size: clamp(22px, 2.4vw, 26px);
  font-weight: 500;
  letter-spacing: -0.01em;
}
.project-card__count {
  font-size: 12px;
  color: var(--color-graphite);
  letter-spacing: 0.04em;
  white-space: nowrap;
}
.project-card__desc {
  font-size: 14px;
  color: var(--color-graphite);
  max-width: 52ch;
}

/* ---------- About (dark room) ---------- */
.about {
  background: var(--color-ink);
  color: var(--color-paper);
  padding: var(--section-gap) var(--page-pad);
}
.about__inner {
  display: grid;
  grid-template-columns: minmax(200px, 300px) 1fr;
  gap: clamp(32px, 6vw, 96px);
  align-items: start;
  max-width: 1200px;
  margin: 0 auto;
}
.about__portrait { display: flex; justify-content: center; }
.vignette {
  position: relative;
  width: clamp(180px, 22vw, 260px);
  height: clamp(180px, 22vw, 260px);
  border-radius: 50%;
  overflow: hidden;
  background: var(--color-graphite);
  display: grid;
  place-items: center;
}
.vignette img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center center;
}
.vignette__mono {
  font-family: var(--font-serif);
  font-size: 64px;
  color: var(--color-ash);
}
.about__lead {
  font-family: var(--font-serif);
  font-size: clamp(22px, 2.6vw, 30px);
  font-weight: 400;
  line-height: 1.3;
  letter-spacing: -0.01em;
  margin: var(--space-28) 0 var(--space-20);
  max-width: 30ch;
}
.about__body { display: flex; flex-direction: column; gap: var(--space-16); max-width: 60ch; }
.about__body p { color: rgba(255, 255, 255, 0.72); font-size: 15px; }

.about__cols {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(24px, 4vw, 60px);
  margin-top: var(--space-40);
}
.about__subhead {
  font-family: var(--font-grotesk);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.5);
  margin-bottom: var(--space-16);
}
.taglist { display: flex; flex-wrap: wrap; gap: 8px; }
.taglist li {
  font-size: 13px;
  padding: 6px 14px;
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: var(--radius-pill);
  color: rgba(255, 255, 255, 0.85);
}
.experience { display: flex; flex-direction: column; gap: var(--space-16); }
.experience li { display: flex; flex-direction: column; gap: 2px; }
.experience .exp-head { display: flex; align-items: baseline; gap: 10px; flex-wrap: wrap; }
.experience .exp-org {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 500;
}
.experience .exp-years {
  font-size: 11px;
  letter-spacing: 0.06em;
  color: rgba(255, 255, 255, 0.4);
}
.experience .exp-note { font-size: 13px; color: rgba(255, 255, 255, 0.55); }

/* ---------- Contact / footer ---------- */
.contact {
  background: var(--color-chalk);
  padding: var(--section-gap) var(--page-pad) var(--space-32);
}
.contact__inner { max-width: 900px; margin: 0 auto; text-align: center; display: flex; flex-direction: column; align-items: center; gap: var(--space-20); }
.contact__lede {
  font-family: var(--font-serif);
  font-size: clamp(32px, 5.5vw, 64px);
  font-weight: 500;
  line-height: 0.95;
  letter-spacing: -0.02em;
  max-width: 16ch;
}
.contact__details {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-16) var(--space-40);
  margin-top: var(--space-4);
}
.contact__detail { display: flex; flex-direction: column; gap: 4px; }
.contact__detail .cd-label {
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-graphite);
}
.contact__detail .cd-value {
  font-family: var(--font-serif);
  font-size: clamp(18px, 2.4vw, 24px);
  font-weight: 500;
}
.contact__detail a.cd-value { border-bottom: 1px solid transparent; transition: border-color 0.2s var(--ease); }
.contact__detail a.cd-value:hover { border-bottom-color: var(--color-ink); }
.contact__actions { display: flex; flex-wrap: wrap; justify-content: center; gap: var(--space-16); margin-top: var(--space-16); }
.contact__base {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: var(--space-60);
  padding-top: var(--space-20);
  border-top: 1px solid var(--color-vellum);
  font-size: 12px;
  color: var(--color-graphite);
  letter-spacing: 0.02em;
}

/* ---------- Project detail view ---------- */
.project-view {
  position: fixed;
  inset: 0;
  z-index: 40;
  background: var(--color-putty);
  overflow-y: auto;
  padding: var(--page-pad);
  padding-bottom: var(--space-96);
}
.project-view__bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: var(--space-40);
}
.pv-index { font-size: 12px; letter-spacing: 0.1em; color: var(--color-graphite); text-transform: uppercase; }
.project-view__head { text-align: center; max-width: 60ch; margin: 0 auto var(--space-52); display: flex; flex-direction: column; align-items: center; gap: var(--space-16); }
.pv-desc { color: var(--color-graphite); font-size: 16px; max-width: 52ch; }

.pv-gallery {
  columns: 3 320px;
  column-gap: clamp(12px, 2vw, 28px);
  max-width: 1400px;
  margin: 0 auto;
}
.pv-gallery figure {
  break-inside: avoid;
  margin-bottom: clamp(16px, 2.4vw, 32px);
  cursor: zoom-in;
}
.pv-gallery .pv-media {
  overflow: hidden;
  border-radius: var(--radius-card);
  border: 1px solid var(--color-vellum);
  background: var(--color-ash);
}
.pv-gallery img { width: 100%; display: block; transition: opacity 0.6s var(--ease); }
.pv-gallery img.is-loading { opacity: 0; }
.pv-gallery--empty { columns: auto; column-count: initial; }
.pv-empty {
  text-align: center;
  color: var(--color-graphite);
  padding: var(--space-60) var(--space-20);
  border: 1px dashed var(--color-vellum);
  border-radius: var(--radius-card);
  max-width: 620px;
  margin: 0 auto;
}
.pv-empty .ph-mark { font-family: var(--font-serif); font-size: 48px; color: var(--color-ash); display: block; margin-bottom: 12px; }
.pv-empty code { font-family: ui-monospace, monospace; font-size: 13px; background: var(--color-bone); padding: 2px 6px; border-radius: 4px; }

/* ---------- Lightbox ---------- */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 60;
  background: rgba(0, 0, 0, 0.94);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: clamp(20px, 5vw, 72px);
}
.lightbox__img { max-width: 100%; max-height: 90vh; object-fit: contain; }
.lightbox__close, .lightbox__nav {
  position: absolute;
  color: var(--color-paper);
  font-size: 22px;
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  transition: background 0.2s var(--ease);
}
.lightbox__close:hover, .lightbox__nav:hover { background: rgba(255, 255, 255, 0.12); }
.lightbox__close { top: 20px; right: 20px; }
.lightbox__nav--prev { left: 12px; top: 50%; transform: translateY(-50%); }
.lightbox__nav--next { right: 12px; top: 50%; transform: translateY(-50%); }

[hidden] { display: none !important; }

/* Lock scroll when an overlay is open */
body.no-scroll { overflow: hidden; }

/* ---------- Responsive ---------- */
@media (max-width: 820px) {
  .about__inner { grid-template-columns: 1fr; }
  .about__portrait { justify-content: flex-start; }
  .about__cols { grid-template-columns: 1fr; }
}
@media (max-width: 620px) {
  .site-nav { gap: var(--space-20); }
  .project-grid { grid-template-columns: 1fr; }
  .section-head { grid-template-columns: 1fr; justify-items: center; text-align: center; }
  .section-head .section-title { grid-column: 1; }
  .section-label--right { display: none; }
  .hero { min-height: auto; }
  .hero__wordmark { font-size: 22vw; }
  .lightbox__nav--prev { left: 4px; }
  .lightbox__nav--next { right: 4px; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; scroll-behavior: auto !important; }
}