/* =========================================================
   @isHeSatoshi · v6 — editorial field manual
   paper cream · ink · deep teal signal · Awwwards restraint
   ========================================================= */

/* 1. TOKENS ---------------------------------------------------- */
:root {
  --paper:        #F2EBDD;
  --paper-2:      #E8DFCC;
  --paper-3:      #F8F3E6;
  --paper-edge:   #DDD3BC;
  --ink:          #15171A;
  --ink-2:        #2D2F33;
  --ink-3:        #4A4842;
  --ink-mute:     #7A7468;
  --ink-faint:    #A8A294;

  --rule:         rgba(21, 23, 26, 0.14);
  --rule-soft:    rgba(21, 23, 26, 0.08);
  --rule-strong:  rgba(21, 23, 26, 0.32);

  --signal:       #0E5E5A;   /* deep teal */
  --signal-2:     #5BAFA6;   /* lighter teal for dark sections */
  --signal-warm:  #B8623A;   /* terracotta — used very sparingly */

  --dark:         #15171A;
  --dark-2:       #1E2024;
  --dark-rule:    rgba(242, 235, 221, 0.12);
  --dark-rule-soft: rgba(242, 235, 221, 0.06);
  --dark-ink:     #F2EBDD;
  --dark-mute:    #B6AC97;

  --ff-display:   'Fraunces', 'Times New Roman', Georgia, serif;
  --ff-body:      'Inter Tight', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --ff-mono:      'JetBrains Mono', 'SF Mono', Menlo, Consolas, monospace;

  --ease:         cubic-bezier(0.65, 0, 0.35, 1);
  --ease-out:     cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in:      cubic-bezier(0.6, 0, 0.7, 0.2);

  --maxw:         1280px;
  --shell-pad-x:  40px;
  --shell-pad-y:  88px;
  --gap:          20px;
  --gutter:       24px;
}

/* 2. RESET ----------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
html {
  -webkit-text-size-adjust: 100%;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  scroll-behavior: smooth;
}
body {
  margin: 0;
  font-family: var(--ff-body);
  font-size: 15px;
  line-height: 1.55;
  color: var(--ink);
  background: var(--paper);
  letter-spacing: -0.005em;
  overflow-x: hidden;
  /* paper grain — ultra subtle dot pattern */
  background-image:
    radial-gradient(circle at 1px 1px, rgba(21, 23, 26, 0.045) 1px, transparent 0);
  background-size: 4px 4px;
  background-attachment: fixed;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
::selection { background: var(--signal); color: var(--paper); }

button { font: inherit; color: inherit; background: none; border: 0; padding: 0; cursor: pointer; }

.skip-link {
  position: absolute; top: -100px; left: 16px;
  background: var(--ink); color: var(--paper);
  padding: 8px 12px; font-family: var(--ff-mono); font-size: 11px;
  letter-spacing: 0.14em; text-transform: uppercase;
  z-index: 100;
  transition: top 200ms var(--ease);
}
.skip-link:focus { top: 16px; }

/* page-load fade */
body.is-loading { opacity: 0; }
body.is-loaded  { opacity: 1; transition: opacity 500ms var(--ease) 80ms; }

/* 3. NAV ------------------------------------------------------- */
.nav {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(242, 235, 221, 0.86);
  backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--rule);
}
.nav__inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 14px var(--shell-pad-x);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.nav__pill {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 7px 14px;
  border: 1px solid var(--rule-strong);
  background: var(--paper);
  font-family: var(--ff-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink);
  transition: border-color 220ms var(--ease), color 220ms var(--ease);
}
.nav__pill:hover { border-color: var(--signal); color: var(--signal); }
.nav__links {
  display: inline-flex;
  align-items: center;
  gap: 28px;
  font-family: var(--ff-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}
.nav__links a {
  position: relative;
  color: var(--ink-2);
  padding: 4px 0;
  transition: color 200ms var(--ease);
}
.nav__links a::after {
  content: '';
  position: absolute;
  left: 0; right: 100%;
  bottom: 0;
  height: 1px;
  background: var(--signal);
  transition: right 260ms var(--ease);
}
.nav__links a:hover { color: var(--signal); }
.nav__links a:hover::after { right: 0; }

/* 5. PAGE SHELL ----------------------------------------------- */
.page {
  padding: 0;
  background: transparent;
}
.page__shell {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: var(--shell-pad-y) var(--shell-pad-x);
  position: relative;
}

/* 6. KICKER (section eyebrow) --------------------------------- */
.kicker {
  display: flex;
  align-items: center;
  gap: 14px;
  font-family: var(--ff-mono);
  font-size: 10.5px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin-bottom: 28px;
  flex-wrap: wrap;
}
.kicker__dot { color: var(--ink-faint); }

/* 7. SECTION HEADING ----------------------------------------- */
.section-heading {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: end;
  padding: 18px 0 44px;
  border-bottom: 1px solid var(--rule);
  margin-bottom: 36px;
}
.section-title {
  font-family: var(--ff-display);
  font-variation-settings: 'opsz' 144, 'SOFT' 30, 'WONK' 1;
  font-size: clamp(40px, 5.4vw, 76px);
  line-height: 1.02;
  letter-spacing: -0.025em;
  font-weight: 400;
  color: var(--ink);
  margin: 0;
}

/* 8. MICRO-COPY ---------------------------------------------- */
.micro-copy {
  font-family: var(--ff-mono);
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin: 0;
}

/* 9. HERO CARD GRID ------------------------------------------ */
.hero-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  grid-auto-rows: minmax(0, auto);
  gap: var(--gutter);
}
.card {
  background: var(--paper-3);
  border: 1px solid var(--rule);
  padding: 24px 24px 22px;
  position: relative;
  display: flex;
  flex-direction: column;
  transition: border-color 280ms var(--ease), transform 320ms var(--ease);
}
.card::before {
  content: '';
  position: absolute;
  inset: 0;
  border: 1px solid transparent;
  pointer-events: none;
  transition: border-color 280ms var(--ease);
}
.card:hover { border-color: rgba(21, 23, 26, 0.32); }
.card:hover::before { border-color: var(--signal); }
.card:hover { transform: translateY(-2px); }

.card__label {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--rule);
  margin-bottom: 18px;
  font-family: var(--ff-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-3);
}

/* card 01 · identity */
.card--identity { grid-column: span 6; }
.identity { display: grid; grid-template-columns: 168px 1fr; gap: 30px; flex: 1; }
.identity__scene { margin: 0; align-self: start; }
.scene-svg { width: 100%; height: auto; }
.identity__copy { display: flex; flex-direction: column; gap: 14px; }
.identity__copy h1 {
  font-family: var(--ff-display);
  font-variation-settings: 'opsz' 144, 'SOFT' 30, 'WONK' 1;
  font-size: clamp(32px, 4.2vw, 52px);
  line-height: 1;
  letter-spacing: -0.028em;
  font-weight: 400;
  color: var(--ink);
  margin: 0 0 2px;
}
.identity__lede {
  font-size: 15.5px;
  line-height: 1.62;
  color: var(--ink-2);
  margin: 0;
  max-width: 68ch;
}

/* topic chips */
.chip-row {
  display: flex;
  align-items: baseline;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 6px;
  padding-top: 14px;
  border-top: 1px solid var(--rule);
}
.chip-row__k {
  font-family: var(--ff-mono);
  font-size: 9.5px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-mute);
  white-space: nowrap;
}
.chips {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.chips li {
  font-family: var(--ff-mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  color: var(--ink-2);
  border: 1px solid var(--rule);
  padding: 3px 9px;
  background: var(--paper);
}

.identity-links {
  list-style: none;
  margin: 18px 0 0;
  padding: 14px 0 0;
  border-top: 1px solid var(--rule);
  display: flex;
  flex-wrap: wrap;
  gap: 6px 22px;
}
.identity-links a {
  font-family: var(--ff-mono);
  font-size: 10.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-2);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  padding-bottom: 1px;
  transition: color 200ms var(--ease), border-color 200ms var(--ease);
}
.identity-links a:hover { color: var(--signal); border-bottom-color: var(--signal); }

/* card 02 · CV */
.card--cv { grid-column: span 6; }
.cv__body {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}
.cv__word {
  font-family: var(--ff-display);
  font-variation-settings: 'opsz' 144, 'SOFT' 0, 'WONK' 0;
  font-size: 64px;
  line-height: 1;
  letter-spacing: -0.04em;
  font-weight: 400;
  color: var(--ink);
  margin: 4px 0 0;
}

/* card 03 · what I use */

/* 10. BUTTONS ------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 18px;
  font-family: var(--ff-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-weight: 500;
  background: var(--ink);
  color: var(--paper);
  border: 1px solid var(--ink);
  transition: background 200ms var(--ease), color 200ms var(--ease), border-color 200ms var(--ease), transform 200ms var(--ease);
  align-self: flex-start;
  margin-top: auto;
}
.btn--primary:hover { background: var(--signal); border-color: var(--signal); transform: translateY(-1px); }
.btn--primary:active { transform: translateY(0); }
.btn--primary .arrow { transition: transform 240ms var(--ease); }
.btn--primary:hover .arrow { transform: translateX(3px); }
.btn--quiet {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--ink);
}
.btn--quiet:hover { background: var(--ink); color: var(--paper); }
.btn--lg { padding: 14px 24px; font-size: 12px; }


.arrow { display: inline-block; }

/* 12. PROJECT ROWS (editorial) -------------------------------- */
.project-row {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 40px;
  padding: 30px 0;
  border-top: 1px solid var(--rule);
  align-items: start;
}
.project-row:last-of-type { border-bottom: 1px solid var(--rule); }

.project-info { display: flex; flex-direction: column; gap: 18px; }
.project-info__main { display: flex; flex-direction: column; gap: 8px; }
.project-name {
  font-family: var(--ff-display);
  font-variation-settings: 'opsz' 144, 'SOFT' 30, 'WONK' 1;
  font-size: clamp(30px, 3.4vw, 44px);
  line-height: 1.04;
  letter-spacing: -0.02em;
  font-weight: 400;
  color: var(--ink);
  margin: 0;
}
.project-type {
  font-size: 15px;
  line-height: 1.5;
  color: var(--ink-2);
  max-width: 520px;
  margin: 4px 0 0;
}

.project-tech {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.project-tech li {
  font-family: var(--ff-mono);
  font-size: 9.5px;
  letter-spacing: 0.1em;
  color: var(--ink-2);
  border: 1px solid var(--rule);
  padding: 3px 8px;
}

.project-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-top: 4px;
}
.project-meta {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  font-family: var(--ff-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-mute);
}
.project-meta > span:not(:last-child)::after {
  content: '·';
  margin-left: 14px;
  color: var(--ink-faint);
}
.case-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--ff-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--signal);
  position: relative;
  padding: 4px 0;
  transition: color 200ms var(--ease);
}
.case-link::after {
  content: '';
  position: absolute;
  left: 0; right: 100%;
  bottom: 0;
  height: 1px;
  background: var(--signal);
  transition: right 280ms var(--ease);
}
.case-link:hover::after { right: 0; }
.case-link .arrow { transition: transform 240ms var(--ease); }
.case-link:hover .arrow { transform: translateX(3px); }
.case-link--static { color: var(--ink-mute); }
.case-link--static::after { display: none; }

.project-visual {
  background: var(--paper-3);
  border: 1px solid var(--rule);
  padding: 18px 18px 14px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  transition: transform 320ms var(--ease);
}
.project-row:hover .project-visual { transform: scale(1.005); }
.project-visual__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--ff-mono);
  font-size: 9.5px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-mute);
  padding-bottom: 10px;
  border-bottom: 1px solid var(--rule);
}
.project-visual__stage {
  background: var(--paper);
  border: 1px solid var(--rule);
  padding: 10px;
}
.project-visual__foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--ff-mono);
  font-size: 9.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-mute);
  padding-top: 6px;
}

/* 12. ALL-WORK BRIDGE CARD ------------------------------------ */
.all-work-card {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 36px;
  margin: 28px 0 0;
  padding: 36px;
  background: var(--ink);
  color: var(--paper);
  border: 1px solid var(--ink);
  transition: background 260ms var(--ease);
}
.all-work-card:hover { background: var(--signal); border-color: var(--signal); }
.all-work-card .micro-copy { color: var(--ink-faint); }
.work-bridge__copy { display: flex; flex-direction: column; gap: 14px; }
.work-bridge__copy strong {
  font-family: var(--ff-display);
  font-variation-settings: 'opsz' 144, 'SOFT' 30, 'WONK' 1;
  font-size: clamp(26px, 3vw, 38px);
  line-height: 1.06;
  letter-spacing: -0.018em;
  font-weight: 400;
  color: var(--paper);
}
.work-bridge__copy strong .arrow { transition: transform 280ms var(--ease); }
.all-work-card:hover .work-bridge__copy strong .arrow { transform: translateX(6px); }
.work-bridge__copy p {
  font-size: 14px;
  line-height: 1.55;
  color: var(--ink-faint);
  max-width: 460px;
  margin: 6px 0 0;
}
.work-bridge__art {
  position: relative;
  background: var(--dark-2);
  border: 1px solid rgba(242, 235, 221, 0.12);
  padding: 10px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.work-bridge__art .scene-svg { width: 100%; height: auto; }
.work-bridge__cap {
  font-family: var(--ff-mono);
  font-size: 9px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-faint);
  text-align: right;
}

/* 14. FOOTER / CONTACT --------------------------------------- */
.site-footer {
  padding: 0;
}
.site-footer .page__shell {
  padding-top: 80px;
  padding-bottom: 48px;
}
.contact-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  padding: 40px 36px;
  background: var(--paper-3);
  border: 1px solid var(--rule);
  margin-bottom: 28px;
}
.contact-card > div { display: flex; flex-direction: column; gap: 10px; }
.contact-card h2 {
  font-family: var(--ff-display);
  font-variation-settings: 'opsz' 144, 'SOFT' 30, 'WONK' 1;
  font-size: clamp(28px, 3.4vw, 44px);
  line-height: 1.04;
  letter-spacing: -0.022em;
  font-weight: 400;
  color: var(--ink);
  margin: 0;
  max-width: 640px;
}
.contact-card .btn { margin: 0; flex-shrink: 0; }

.footer-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr 1fr;
  gap: 24px;
  padding-top: 28px;
  border-top: 1px solid var(--rule);
}
.footer-card { display: flex; flex-direction: column; gap: 12px; }
.footer-title {
  font-family: var(--ff-mono);
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin: 0 0 4px;
}
.footer-card a, .footer-action {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 0;
  font-size: 13px;
  color: var(--ink);
  border-bottom: 1px solid var(--rule-soft);
  transition: color 200ms var(--ease), border-color 200ms var(--ease);
}
.footer-card a span, .footer-action span {
  font-family: var(--ff-mono);
  font-size: 9.5px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-mute);
}
.footer-card a b, .footer-action b { font-weight: 500; }
.footer-card a:hover, .footer-action:hover { color: var(--signal); border-bottom-color: var(--signal); }
.footer-card a:hover span, .footer-action:hover span { color: var(--signal); }

/* 15. REVEAL ANIMATIONS -------------------------------------- */
@keyframes fade-rise {
  from { opacity: 0; transform: translateY(18px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* elements default to visible; the one-time entrance animation
   runs via .reveal class added by JS, only if reduced motion is
   not requested. This avoids any "stuck invisible" state if JS
   is slow to run. */
[data-reveal]:not(.reveal) {
  opacity: 1;
  transform: none;
}
[data-reveal].reveal {
  opacity: 0;
  transform: translateY(18px);
  animation: fade-rise 720ms var(--ease-out) forwards;
}

/* page-load stagger — section-by-section */
.intro [data-reveal].reveal:nth-of-type(1) { animation-delay: 100ms; }
.intro [data-reveal].reveal:nth-of-type(2) { animation-delay: 160ms; }
.intro [data-reveal].reveal:nth-of-type(3) { animation-delay: 220ms; }
.intro [data-reveal].reveal:nth-of-type(4) { animation-delay: 280ms; }
.intro [data-reveal].reveal:nth-of-type(5) { animation-delay: 340ms; }
.intro [data-reveal].reveal:nth-of-type(6) { animation-delay: 400ms; }
.intro [data-reveal].reveal:nth-of-type(7) { animation-delay: 460ms; }

.work [data-reveal].reveal:nth-of-type(1) { animation-delay: 100ms; }
.work [data-reveal].reveal:nth-of-type(2) { animation-delay: 160ms; }
.work [data-reveal].reveal:nth-of-type(3) { animation-delay: 220ms; }
.work [data-reveal].reveal:nth-of-type(4) { animation-delay: 280ms; }
.work [data-reveal].reveal:nth-of-type(5) { animation-delay: 340ms; }
.work [data-reveal].reveal:nth-of-type(6) { animation-delay: 400ms; }
.work [data-reveal].reveal:nth-of-type(7) { animation-delay: 460ms; }


.site-footer [data-reveal].reveal:nth-of-type(1) { animation-delay: 100ms; }
.site-footer [data-reveal].reveal:nth-of-type(2) { animation-delay: 180ms; }

/* 16. RESPONSIVE ---------------------------------------------- */
@media (max-width: 1100px) {
  :root { --shell-pad-x: 28px; --shell-pad-y: 72px; }
  .hero-grid { grid-template-columns: repeat(4, 1fr); }
  .card--identity { grid-column: span 4; min-height: 0; }
  .card--cv        { grid-column: span 4; }
  .card--skills    { grid-column: span 4; }
}

@media (max-width: 820px) {
  :root { --shell-pad-x: 22px; --shell-pad-y: 56px; --gutter: 16px; }
  .nav__inner { padding: 12px 22px; }
  .nav__links { gap: 18px; }
  .section-heading { grid-template-columns: 1fr; gap: 16px; align-items: start; }
  .identity { grid-template-columns: 1fr; gap: 16px; }
  .identity__scene { max-width: 168px; }
  .chip-row { gap: 10px; }
  .chips li { font-size: 9.5px; padding: 3px 8px; }
  .project-row { grid-template-columns: 1fr; gap: 28px; }
  .project-visual { order: -1; }
  .all-work-card { grid-template-columns: 1fr; gap: 24px; padding: 28px; }
  .practice-summary { grid-template-columns: 1fr; }
  .practice-summary > div { padding: 14px 0; border-left: 0; border-top: 1px solid var(--dark-rule); }
  .practice-summary > div:first-child { padding-top: 0; border-top: 0; }
  .capability-grid { grid-template-columns: 1fr; }
  .capability-card { border-left: 0; border-top: 1px solid var(--dark-rule); }
  .capability-card:first-child { border-top: 0; }
  .contact-card { flex-direction: column; align-items: flex-start; padding: 28px 24px; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
}

@media (max-width: 520px) {
  :root { --shell-pad-x: 18px; --shell-pad-y: 48px; }
  .nav__pill { font-size: 10px; padding: 6px 10px; gap: 8px; }
  .card { padding: 18px 18px 16px; }
  .cv__word { font-size: 48px; }
  .identity__copy h1 { font-size: 28px; }
  .preview__note p { font-size: 16px; }
  .preview__bottom { flex-direction: column; align-items: flex-start; gap: 8px; }
  .all-work-card { padding: 22px; }
  .work-bridge__copy strong { font-size: 24px; }
  .project-name { font-size: 28px; }
  .section-title { font-size: 40px; }
  .contact-card h2 { font-size: 28px; }
  .project-visual__head, .project-visual__foot { font-size: 8.5px; letter-spacing: 0.16em; }
}

/* 17. REDUCED MOTION ----------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  [data-reveal] { opacity: 1; transform: none; }
  body.is-loading { opacity: 1; }
}