/* ============================================================
   Kevin Taitz — Portfolio
   "Porcelain & Teal" shell. Inter + Roboto Mono.
   Recreated from the design handoff (hi-fi).
   ============================================================ */

:root {
  --paper:      #FFFFFF;
  --surface:    #F4F7F9;
  --ink:        #0F1B2D;
  --ink-soft:   #1C2A3D;
  --body:       #41505F;
  --secondary:  #5B6B7E;
  --faint:      #8496A6;
  --faint-2:    #A9B6C2;
  --accent:     #0E7C86;
  --accent-hover:#0A5E66;
  --border:     #E2E9EF;
  --border-2:   #DBE3EA;

  --mono: 'Roboto Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
  --sans: 'Inter', system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
}

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

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

body {
  margin: 0;
  background: var(--paper);
  font-family: var(--sans);
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: clip;
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hover); }

img { max-width: 100%; }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 3px;
}

.mono { font-family: var(--mono); }
.wrap        { max-width: 1200px; margin: 0 auto; padding-left: 56px; padding-right: 56px; }
.wrap--case  { max-width: 1120px; margin: 0 auto; padding-left: 40px; padding-right: 40px; }

/* ---------------- Navigation ---------------- */
.nav {
  position: sticky; top: 0; z-index: 40;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  background: rgba(255,255,255,.86);
  border-bottom: 1px solid var(--border);
}
.nav__inner {
  display: flex; align-items: center; justify-content: space-between;
  padding-top: 18px; padding-bottom: 18px;
}
.nav--case .nav__inner { padding-top: 16px; padding-bottom: 16px; }
.nav__mark {
  font-family: var(--mono); font-size: 14px; font-weight: 500;
  color: var(--ink); letter-spacing: .02em;
}
.nav__links { display: flex; gap: 28px; font-family: var(--mono); font-size: 12px; }
.nav__links a { color: var(--secondary); }
.nav__links a:hover { color: var(--accent); }
.nav__back { font-family: var(--mono); font-size: 13px; color: var(--secondary); }
.nav__back:hover { color: var(--accent); }
.nav__project { font-family: var(--mono); font-size: 13px; color: var(--ink); letter-spacing: .02em; }

/* ---------------- Buttons ---------------- */
.btn {
  display: inline-flex; align-items: center; gap: 9px;
  padding: 14px 22px; border-radius: 8px;
  font-size: 16px; font-weight: 600; line-height: 1;
  border: 1px solid transparent; cursor: pointer;
  transition: background .15s ease, color .15s ease, border-color .15s ease;
}
.btn svg { display: block; }
.btn--primary {
  background: var(--accent); color: #fff;
  box-shadow: inset 0 0 0 1px rgba(0,0,0,.18), 0 1px 2px rgba(16,24,40,.08);
}
.btn--primary:hover { background: var(--accent-hover); color: #fff; }
.btn--secondary {
  background: #fff; color: var(--ink); border-color: var(--border-2);
  box-shadow: 0 1px 2px rgba(16,24,40,.05);
}
.btn--secondary:hover { background: var(--surface); color: var(--ink); }
.btn--sm { padding: 11px 20px; font-size: 15px; }

/* ---------------- Home: hero ---------------- */
.hero { border-bottom: 1px solid var(--ink); }
.hero__grid {
  padding-top: 108px; padding-bottom: 68px;
  display: grid; grid-template-columns: 1.35fr .65fr; gap: 52px; align-items: end;
}
.eyebrow {
  font-family: var(--mono); font-size: 12px; letter-spacing: .18em;
  text-transform: uppercase; color: var(--faint);
}
.eyebrow--accent { color: var(--accent); }
.hero__eyebrow { margin-bottom: 24px; }
.hero__title {
  margin: 0; max-width: 15ch;
  font-weight: 680; font-size: 64px; line-height: 1.02; letter-spacing: -.03em;
  color: var(--ink);
}
.hero__body {
  margin: 30px 0 34px; max-width: 52ch;
  font-size: 18px; line-height: 1.58; color: var(--body);
}
.hero__actions { display: flex; gap: 12px; flex-wrap: wrap; }

.stats { display: flex; flex-direction: column; font-family: var(--mono); }
.stats__row {
  display: flex; justify-content: space-between;
  padding: 12px 0; border-top: 1px solid var(--border);
}
.stats__row:last-child { border-bottom: 1px solid var(--border); }
.stats__k { font-size: 12px; color: var(--faint); }
.stats__v { font-size: 14px; color: var(--ink); }

/* ---------------- Home: work index ---------------- */
.work-row {
  display: block; color: var(--ink);
  border-bottom: 1px solid var(--border);
  transition: background .18s ease;
}
.work-row:hover { background: var(--surface); color: var(--ink); }
.work-row__grid {
  padding-top: 48px; padding-bottom: 48px;
  display: grid; grid-template-columns: 72px 1fr 180px; gap: 32px; align-items: center;
}
.work-row__num {
  font-family: var(--mono); font-size: 40px; font-weight: 500; line-height: 1;
  color: var(--dot, var(--secondary));
}
.work-row__main { min-width: 0; }
.work-row__head { display: flex; align-items: baseline; gap: 14px; flex-wrap: wrap; }
.work-row__title { margin: 0; font-weight: 680; font-size: 30px; letter-spacing: -.02em; color: var(--ink); }
.work-row__tag { font-size: 15px; color: var(--faint); }
.work-row__one { margin: 12px 0 22px; max-width: 72ch; font-size: 15.5px; line-height: 1.6; color: var(--body); }
.work-row__meta {
  font-family: var(--mono); font-size: 12px; color: var(--secondary);
  line-height: 1.9; text-align: right;
}
.work-row__meta .yr { color: var(--ink); }
.work-row__view { margin-top: 14px; color: var(--accent); }

.shots { display: flex; flex-wrap: wrap; gap: 14px; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  font-family: var(--mono); font-size: 13px; color: var(--body);
  border: 1px solid var(--border-2); border-radius: 999px; padding: 6px 13px;
}

/* ---------------- Home: about ---------------- */
.about { border-bottom: 1px solid var(--border); }
.about__inner { padding-top: 82px; padding-bottom: 82px; }
.about__eyebrow { margin-bottom: 26px; }
.about__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; }
.about__lead { margin: 0 0 18px; font-size: 19px; line-height: 1.58; color: var(--ink-soft); }
.about__body { margin: 0; font-size: 15px; line-height: 1.62; color: var(--secondary); }
.skill { padding: 14px 0; border-top: 1px solid var(--border); }
.skill__g {
  font-family: var(--mono); font-size: 12px; letter-spacing: .06em;
  text-transform: uppercase; color: var(--ink); margin-bottom: 6px;
}
.skill__items { font-size: 13.5px; line-height: 1.55; color: var(--faint); }

/* ---------------- Home: contact ---------------- */
.contact__inner { padding-top: 90px; padding-bottom: 110px; }
.contact__eyebrow { margin-bottom: 20px; color: var(--accent); }
.contact__email {
  margin: 0 0 26px; font-weight: 680; font-size: 44px;
  letter-spacing: -.025em; color: var(--ink); word-break: break-word;
}
.contact__actions { display: flex; gap: 12px; flex-wrap: wrap; }
.footline {
  margin-top: 48px; padding-top: 24px; border-top: 1px solid var(--border);
  font-family: var(--mono); font-size: 12px; color: var(--faint);
}

/* ============================================================
   Case-study layout
   ============================================================ */
.cs-hero { border-bottom: 1px solid var(--ink); }
.cs-hero__inner { padding-top: 76px; padding-bottom: 56px; }
.cs-hero__eyebrow {
  display: flex; align-items: center; gap: 10px;
  font-family: var(--mono); font-size: 12px; letter-spacing: .12em;
  text-transform: uppercase; color: var(--faint);
}
.cs-dot { width: 9px; height: 9px; border-radius: 50%; background: var(--dot, var(--secondary)); flex: 0 0 auto; }
.cs-hero__title {
  margin: 18px 0 8px; max-width: 16ch;
  font-weight: 680; font-size: 58px; line-height: 1.02; letter-spacing: -.03em; color: var(--ink);
}
.cs-hero__tag { margin-bottom: 22px; font-size: 19px; font-weight: 600; color: var(--accent); }
.cs-hero__one { margin: 0; max-width: 60ch; font-size: 20px; line-height: 1.55; color: var(--body); }
.cs-hero__pills { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 26px; }
.cs-hero__role { margin-top: 30px; font-family: var(--mono); font-size: 13px; color: var(--secondary); }

.cs-lead { background: var(--surface); border-bottom: 1px solid var(--border); }
.cs-lead__inner { padding-top: 60px; padding-bottom: 60px; display: flex; justify-content: center; }
.cs-lead__frame { width: 100%; max-width: 620px; }

.cs-section { border-bottom: 1px solid var(--border); }
.cs-2col { display: grid; grid-template-columns: 220px 1fr; gap: 40px; }
.cs-2col__inner { padding-top: 72px; padding-bottom: 72px; }
.cs-label {
  font-family: var(--mono); font-size: 12px; letter-spacing: .14em;
  text-transform: uppercase; color: var(--faint);
}
.cs-problem { margin: 0; max-width: 64ch; font-size: 19px; line-height: 1.6; color: var(--ink-soft); }

.cs-build { padding-top: 24px; padding-bottom: 8px; }
.cs-build__label { margin: 48px 0 8px; }
.cs-build__block { padding: 40px 0; border-top: 1px solid var(--border); }
.cs-build__head { display: grid; grid-template-columns: 220px 1fr; gap: 40px; align-items: start; }
.cs-build__heading { margin: 0; font-weight: 680; font-size: 22px; letter-spacing: -.02em; line-height: 1.2; color: var(--ink); }
.cs-build__body { margin: 0; max-width: 62ch; font-size: 16px; line-height: 1.62; color: var(--body); }
.cs-build__screens { display: flex; flex-wrap: wrap; gap: 16px; margin-top: 26px; padding-left: 260px; }

.cs-craft { border-top: 1px solid var(--ink); background: var(--surface); }
.cs-craft__inner { padding-top: 64px; padding-bottom: 64px; }
.cs-craft__row { display: flex; gap: 14px; padding: 16px 0; border-bottom: 1px solid var(--border); }
.cs-craft__slash { color: var(--accent); font-weight: 700; font-size: 15px; flex: 0 0 auto; }
.cs-craft__text { margin: 0; font-size: 16px; line-height: 1.55; color: var(--ink-soft); }

.cs-impact { border-top: 1px solid var(--border); }
.cs-impact__inner { padding-top: 64px; padding-bottom: 64px; }
.cs-impact__p { margin: 0 0 18px; max-width: 62ch; font-size: 18px; line-height: 1.55; color: var(--ink); }
.cs-impact__p:last-child { margin-bottom: 0; }

.cs-footer { border-top: 1px solid var(--ink); background: var(--ink); color: #fff; }
.cs-footer__inner {
  padding-top: 64px; padding-bottom: 64px;
  display: flex; flex-wrap: wrap; gap: 24px; align-items: center; justify-content: space-between;
}
.cs-footer__next { color: #fff; }
.cs-footer__next:hover { color: #fff; }
.cs-footer__eyebrow {
  font-family: var(--mono); font-size: 12px; letter-spacing: .14em;
  text-transform: uppercase; color: #8FB9BD;
}
.cs-footer__nextname { margin-top: 8px; font-weight: 680; font-size: 30px; letter-spacing: -.02em; }
.cs-footer__cta {
  display: inline-flex; align-items: center; gap: 9px;
  padding: 12px 22px; border-radius: 8px; background: var(--accent); color: #fff;
  font-size: 15px; font-weight: 600; box-shadow: inset 0 0 0 1px rgba(0,0,0,.18);
  transition: background .15s ease;
}
.cs-footer__cta:hover { background: var(--accent-hover); color: #fff; }
.cs-footer__copy {
  padding-bottom: 40px; font-family: var(--mono); font-size: 12px; color: #8FB9BD;
}

/* ============================================================
   Device frame (CSS-only, scales with container width)
   ============================================================ */
.dev { width: 100%; display: flex; flex-direction: column; gap: 14px; align-items: center; }
.dev__stage { position: relative; width: 100%; }

.dev__btn { position: absolute; background: linear-gradient(90deg,#0a0b0d,#3a3d42); }
.dev__btn--mute  { left: -1.1%; top: 20%; width: 1.3%; height: 5%;  border-radius: 2px 0 0 2px; box-shadow: -1px 0 1px rgba(0,0,0,.3); }
.dev__btn--vup   { left: -1.1%; top: 28%; width: 1.3%; height: 9%;  border-radius: 2px 0 0 2px; }
.dev__btn--vdown { left: -1.1%; top: 39%; width: 1.3%; height: 9%;  border-radius: 2px 0 0 2px; }
.dev__btn--power { right: -1.1%; top: 30%; width: 1.3%; height: 13%; border-radius: 0 2px 2px 0; background: linear-gradient(270deg,#0a0b0d,#3a3d42); }

.dev__bezel {
  width: 100%; border-radius: 15%/6.9%; padding: 3%;
  background: linear-gradient(135deg,#43464b 0%,#26282c 20%,#141518 44%,#0c0d0f 56%,#212329 82%,#3a3d42 100%);
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.07), 0 32px 64px -30px rgba(16,24,40,.55), 0 3px 8px rgba(16,24,40,.14);
}
.dev__screen {
  position: relative; width: 100%; aspect-ratio: 1206/2622;
  border-radius: 12.5%/5.8%; overflow: hidden; background: #000;
  box-shadow: inset 0 0 0 1.5px rgba(0,0,0,.85);
}
.dev__img { width: 100%; height: 100%; object-fit: cover; object-position: top; display: block; }
.dev__island {
  position: absolute; top: 2.4%; left: 50%; transform: translateX(-50%);
  width: 30%; height: 3%; min-height: 7px; background: #000; border-radius: 999px;
  z-index: 4; box-shadow: 0 0 0 1px rgba(255,255,255,.04);
}

.dev--tablet .dev__bezel {
  border-radius: 5%/7.2%; padding: 2.4%;
  background: linear-gradient(135deg,#45484d 0%,#2a2c30 22%,#151619 46%,#0d0e10 58%,#232529 82%,#3c3f44 100%);
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.07), 0 32px 64px -30px rgba(16,24,40,.5), 0 3px 8px rgba(16,24,40,.13);
}
.dev--tablet .dev__screen { aspect-ratio: 2360/1640; border-radius: 3.6%/5.2%; }
.dev__cam {
  position: absolute; top: 1.5%; left: 50%; transform: translateX(-50%);
  width: 1%; aspect-ratio: 1; border-radius: 50%; background: #0a0a0c;
  box-shadow: 0 0 0 1px rgba(255,255,255,.05), inset 0 0 2px rgba(90,120,160,.4);
}
.dev__caption {
  font-size: 12.5px; color: #667085; letter-spacing: .01em;
  text-align: center; max-width: 92%;
}
.shot { width: 112px; }

/* ============================================================
   Responsive — desktop-first; collapse under 800px
   ============================================================ */
@media (max-width: 900px) {
  .hero__title { font-size: 52px; }
  .cs-hero__title { font-size: 48px; }
}

@media (max-width: 800px) {
  .wrap { padding-left: 24px; padding-right: 24px; }
  .wrap--case { padding-left: 24px; padding-right: 24px; }

  .nav__inner, .nav--case .nav__inner { padding-top: 14px; padding-bottom: 14px; }

  .hero__grid { grid-template-columns: 1fr; gap: 40px; padding-top: 72px; padding-bottom: 52px; align-items: start; }
  .hero__title { font-size: 40px; }
  .hero__body { font-size: 17px; }

  .work-row__grid { grid-template-columns: 1fr; gap: 18px; padding-top: 36px; padding-bottom: 36px; }
  .work-row__num { font-size: 34px; }
  .work-row__meta { text-align: left; line-height: 1.7; }
  .work-row__view { margin-top: 6px; }

  .about__grid { grid-template-columns: 1fr; gap: 36px; }
  .about__inner { padding-top: 60px; padding-bottom: 60px; }

  .contact__email { font-size: 32px; }
  .contact__inner { padding-top: 64px; padding-bottom: 72px; }

  .cs-hero__title { font-size: 40px; }
  .cs-hero__one { font-size: 18px; }
  .cs-hero__inner { padding-top: 56px; padding-bottom: 44px; }

  .cs-2col, .cs-build__head { grid-template-columns: 1fr; gap: 14px; }
  .cs-2col__inner { padding-top: 52px; padding-bottom: 52px; }
  .cs-build__screens { padding-left: 0; }
  .cs-craft__inner, .cs-impact__inner { padding-top: 48px; padding-bottom: 48px; }

  .cs-footer__inner { padding-top: 48px; padding-bottom: 48px; }
  .cs-footer__nextname { font-size: 26px; }
}

@media (max-width: 460px) {
  .hero__title { font-size: 34px; }
  .contact__email { font-size: 26px; }
  .btn { width: 100%; justify-content: center; }
  .hero__actions .btn, .contact__actions .btn { width: auto; }
}

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