/* ============================================================
   BOBBYCORP — Art Direction × Web Development
   Design system + styles. Pure #0000FF & white. Helvetica DNA.
   ============================================================ */

/* ---- Tokens ------------------------------------------------ */
:root {
  /* Brand */
  --blue: #0000ff;          /* BobbyCorp blue — the whole point */
  --blue-deep: #0000b3;     /* shadow / depth */
  --blue-ink: #00001f;      /* near-black blue for inverted text shadows */
  --white: #ffffff;
  --paper: #f3f3ee;         /* warm off-white for inverted sections */

  /* Semantic (light-on-blue default) */
  --bg: var(--blue);
  --fg: var(--white);
  --line: rgba(255, 255, 255, 0.22);
  --line-soft: rgba(255, 255, 255, 0.12);
  --dim: rgba(255, 255, 255, 0.8);

  /* Type — Arial is the brand font, used for everything */
  --display: Arial, "Helvetica Neue", Helvetica, sans-serif;
  --sans: Arial, "Helvetica Neue", Helvetica, sans-serif;
  --mono: Arial, "Helvetica Neue", Helvetica, sans-serif; /* "label" role; styled uppercase + tracked */

  /* Fluid scale */
  --step--1: clamp(0.86rem, 0.8rem + 0.3vw, 1.0rem);
  --step-0:  clamp(0.95rem, 0.88rem + 0.34vw, 1.12rem);
  --step-1:  clamp(1.18rem, 1.02rem + 0.8vw, 1.6rem);
  --step-2:  clamp(1.6rem, 1.25rem + 1.7vw, 2.6rem);
  --step-3:  clamp(2.2rem, 1.4rem + 4vw, 4.4rem);
  --step-4:  clamp(3rem, 1.2rem + 9vw, 8rem);
  --display-xl: clamp(3.4rem, -1rem + 22vw, 18rem);

  /* Space */
  --gutter: clamp(1.25rem, 0.6rem + 3vw, 4rem);
  --section: clamp(3.5rem, 2.2rem + 6vw, 8rem);
  --maxw: 1640px;

  /* Motion */
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-inout: cubic-bezier(0.76, 0, 0.24, 1);
  --dur: 0.7s;

  --radius: 0;
  --header-h: clamp(3.75rem, 3rem + 2vw, 5.25rem);
}

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

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}
html.lenis, html.lenis body { height: auto; }
.lenis.lenis-smooth { scroll-behavior: auto !important; }
.lenis.lenis-smooth [data-lenis-prevent] { overscroll-behavior: contain; }
.lenis.lenis-stopped { overflow: clip; }

body {
  font-family: var(--sans);
  font-size: var(--step-0);
  line-height: 1.5;
  color: var(--fg);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: clip;
}

/* ---- Inner scroll container (touch only) -------------------
   iOS Safari freezes a fixed background layer while the <body> itself
   scrolls (it shows a snapshot), which kills the pool mid-scroll.
   Scrolling an inner container instead keeps the body/viewport static,
   so the fixed canvas outside it keeps compositing live. Desktop is
   untouched — this div is inert and the window scrolls natively. */
@media (hover: none) and (pointer: coarse) {
  html, body { height: 100%; overflow: hidden; }
  .scroll-root {
    position: fixed;
    inset: 0;
    overflow-y: auto;
    overflow-x: hidden;
    -webkit-overflow-scrolling: touch;
  }
}

img, svg, video { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: none; cursor: pointer; }
::selection { background: var(--white); color: var(--blue); }
:focus-visible { outline: 2px solid currentColor; outline-offset: 4px; }

/* ---- Layout helpers --------------------------------------- */
.wrap { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: var(--gutter); }
.section { padding-block: var(--section); position: relative; }
.eyebrow {
  font-family: var(--mono);
  font-size: var(--step--1);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--dim);
  font-weight: 400;
}
.italic { font-style: italic; }

/* ---- Inverted section (white paper, blue ink) ------------- */
.invert {
  --bg: var(--paper);
  --fg: var(--blue);
  --line: rgba(0, 0, 255, 0.22);
  --line-soft: rgba(0, 0, 255, 0.1);
  --dim: rgba(0, 0, 255, 0.7);
  background: var(--bg);
  color: var(--fg);
}
::selection { background: var(--white); color: var(--blue); }
.invert ::selection { background: var(--blue); color: var(--white); }

/* ============================================================
   LIQUID POOL (WebGL ripple background)
   Sits behind all content; the flat-blue body color is the fallback.
   ============================================================ */
/* translateZ(0) promotes the canvas to its own GPU layer, which helps iOS keep it
   painting during momentum scroll. */
.pool {
  position: fixed; inset: 0; z-index: -1;
  width: 100%; height: 100%; display: block;
  pointer-events: none;
  transform: translateZ(0);
  -webkit-transform: translateZ(0);
  backface-visibility: hidden;
}

/* ============================================================
   GRAIN + CURSOR + PROGRESS (global overlays)
   ============================================================ */
.grain {
  position: fixed; inset: 0; z-index: 9000; pointer-events: none;
  opacity: 0.05; mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.cursor {
  position: fixed; top: 0; left: 0; z-index: 9500;
  width: 12px; height: 12px; border-radius: 50%;
  background: var(--white);
  pointer-events: none; transform: translate(-50%, -50%);
  transition: width 0.35s var(--ease), height 0.35s var(--ease), opacity 0.3s, background 0.4s var(--ease);
  display: grid; place-items: center;
  font-family: var(--mono); font-size: 0.6rem; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--blue); mix-blend-mode: normal;
}
.cursor[data-variant="hover"] { width: 56px; height: 56px; }
.cursor[data-variant="view"] { width: 92px; height: 92px; }
.cursor .cursor__label { opacity: 0; transition: opacity 0.2s; }
.cursor[data-variant="view"] .cursor__label { opacity: 1; }
.cursor.is-hidden { opacity: 0; }
body.over-light .cursor { background: var(--blue); color: var(--white); }
@media (hover: none), (pointer: coarse) { .cursor { display: none; } }

.scroll-progress {
  position: fixed; top: 0; left: 0; height: 2px; width: 100%;
  transform: scaleX(0); transform-origin: 0 50%;
  background: var(--white); z-index: 9400; transition: background 0.4s var(--ease);
}
body.over-light .scroll-progress { background: var(--blue); }

/* Page-transition wipe panel */
.wipe {
  position: fixed; inset: 0; z-index: 9700; background: var(--blue);
  transform: scaleY(0); transform-origin: bottom; display: none; pointer-events: none;
}

/* ============================================================
   LOADER
   ============================================================ */
.loader {
  position: fixed; inset: 0; z-index: 9800;
  background: var(--blue); color: var(--white);
  display: grid; place-items: center;
}
.loader__inner { text-align: center; overflow: hidden; }
.loader__mark {
  font-family: var(--display); font-style: italic; font-weight: 800;
  font-size: clamp(4rem, 18vw, 12rem); line-height: 0.9; letter-spacing: -0.04em;
}
.loader__count {
  font-family: var(--mono); font-size: var(--step--1);
  letter-spacing: 0.2em; margin-top: 1rem; color: var(--dim);
}
.loader__bar {
  height: 2px; width: min(60vw, 360px); margin: 1.25rem auto 0;
  background: var(--line-soft); overflow: hidden;
}
.loader__bar i { display: block; height: 100%; width: 0%; background: var(--white); }
.loader.is-done { pointer-events: none; }

/* ============================================================
   HEADER / NAV
   ============================================================ */
.header {
  position: fixed; inset: 0 0 auto 0; z-index: 8000;
  height: var(--header-h);
  display: flex; align-items: center;
  color: var(--white); transition: color 0.5s var(--ease);
}
body.over-light .header { color: var(--blue); }
.header__row {
  width: 100%; max-width: var(--maxw); margin-inline: auto;
  padding-inline: var(--gutter);
  display: flex; align-items: center; justify-content: space-between;
}
.brand {
  font-family: var(--display); font-style: italic; font-weight: 800;
  font-size: clamp(1.1rem, 0.9rem + 0.9vw, 1.5rem); letter-spacing: -0.03em;
  line-height: 1; white-space: nowrap;
}
.nav { display: flex; align-items: center; gap: clamp(1rem, 2.5vw, 2.5rem); }
.nav__links { display: flex; gap: clamp(1rem, 2vw, 2rem); }
.nav__links a {
  font-family: var(--mono); font-size: var(--step--1);
  letter-spacing: 0.08em; text-transform: uppercase;
  position: relative; padding-block: 0.3rem;
}
.nav__links a::after {
  content: ""; position: absolute; left: 0; bottom: 0; height: 1px; width: 100%;
  background: currentColor; transform: scaleX(0); transform-origin: 100% 50%;
  transition: transform 0.45s var(--ease);
}
.nav__links a:hover::after { transform: scaleX(1); transform-origin: 0 50%; }
.clock {
  font-family: var(--mono); font-size: var(--step--1);
  letter-spacing: 0.12em; font-variant-numeric: tabular-nums;
}
.clock small { opacity: 0.55; }

/* Header contact button — mobile only, replaces the old hamburger. Matches the
   CTA button's mono / uppercase / outline treatment, with square corners. */
.nav__contact {
  display: none;
  font-family: var(--mono); font-size: 0.78rem; letter-spacing: 0.08em; text-transform: uppercase;
  border: 1px solid currentColor; padding: 0.35rem 0.8rem; border-radius: 100px;
  transition: background 0.35s var(--ease), color 0.35s var(--ease);
}
.nav__contact:hover { background: var(--white); color: var(--blue); }

@media (max-width: 820px) {
  .nav__links, .header .clock { display: none; }
  .nav__contact { display: inline-flex; align-items: center; }
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
  min-height: 100svh; display: flex; flex-direction: column; justify-content: flex-end;
  padding-block: calc(var(--header-h) + 2rem) clamp(1.5rem, 4vw, 3rem);
  position: relative; overflow: hidden;
}
.hero__topline {
  position: absolute; top: calc(var(--header-h) + clamp(1.5rem, 5vw, 3.5rem));
  left: var(--gutter); right: var(--gutter);
  display: flex; justify-content: space-between; gap: 1rem;
  font-family: var(--mono); font-size: var(--step--1); letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--dim);
}
.hero__topline span { max-width: 22ch; }
.hero__wordmark {
  font-family: var(--display); font-style: italic; font-weight: 800;
  font-size: clamp(2.5rem, 14.5vw, 19rem); line-height: 0.9; letter-spacing: -0.045em;
  margin-left: -0.04em; white-space: nowrap;
}
.hero__wordmark .line { display: block; overflow: hidden; }
.hero__wordmark .line > span { display: block; will-change: transform; }
.hero__foot {
  margin-top: clamp(1.5rem, 4vw, 3rem);
  display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between;
  gap: 1.5rem;
}
.hero__tagline {
  font-size: var(--step-1); font-style: italic; max-width: 18ch; line-height: 1.25;
  font-weight: 500;
}
.hero__scroll {
  font-family: var(--mono); font-size: var(--step--1); letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--dim); display: flex; align-items: center; gap: 0.6rem;
}
.hero__scroll i { display: inline-block; width: 1px; height: 2.5rem; background: currentColor; animation: scrollPulse 2.4s var(--ease-inout) infinite; transform-origin: 50% 0; }
@keyframes scrollPulse { 0%,100%{ transform: scaleY(0.2); opacity: .3 } 50%{ transform: scaleY(1); opacity: 1 } }

/* ============================================================
   MARQUEE
   ============================================================ */
.marquee {
  border-block: 1px solid var(--line); overflow: hidden; white-space: nowrap;
  padding-block: clamp(0.7rem, 1.4vw, 1.1rem); user-select: none;
}
.marquee__track { display: inline-flex; gap: 0; will-change: transform; }
.marquee__track span {
  font-family: var(--display); font-style: italic; font-weight: 800;
  font-size: clamp(1.6rem, 4.5vw, 3.4rem); letter-spacing: -0.02em;
  padding-inline: 0.5em; display: inline-flex; align-items: center; gap: 0.5em;
}
.marquee__track span::after { content: "✦"; font-size: 0.5em; opacity: 0.5; font-style: normal; }

/* ============================================================
   MANIFESTO
   ============================================================ */
.manifesto { padding-block: clamp(5rem, 10vw, 10rem); }
.manifesto__text {
  font-family: var(--display); font-weight: 700; font-style: italic;
  font-size: var(--step-3); line-height: 1.04; letter-spacing: -0.025em;
  max-width: 24ch;
}
.manifesto__text .word { display: inline-block; }
.manifesto__text em { color: var(--white); font-style: italic; position: relative; }
.invert .manifesto__text em { color: var(--blue); }
.manifesto__lead {
  margin-top: clamp(2rem, 4vw, 3.5rem); max-width: 46ch;
  font-size: var(--step-1); line-height: 1.45; color: var(--dim);
}

/* ============================================================
   CAPABILITIES
   ============================================================ */
.cap__head { display: flex; justify-content: space-between; align-items: baseline; gap: 1rem; margin-bottom: clamp(2rem, 5vw, 4rem); flex-wrap: wrap; }
.cap__title { font-size: var(--step-2); font-style: italic; font-weight: 700; letter-spacing: -0.02em; }
.cap__list { border-top: 1px solid var(--line); }
.cap__item {
  display: grid; grid-template-columns: 4rem 1fr auto; gap: 1rem; align-items: center;
  padding-block: clamp(1.2rem, 2.6vw, 2.1rem); border-bottom: 1px solid var(--line);
  position: relative; transition: padding-left 0.5s var(--ease);
}
.cap__num { font-family: var(--mono); font-size: var(--step--1); color: var(--dim); }
.cap__name { font-family: var(--display); font-style: italic; font-weight: 700; font-size: var(--step-2); letter-spacing: -0.02em; line-height: 1; transition: transform 0.5s var(--ease); }
.cap__desc { font-size: var(--step-0); color: var(--dim); max-width: 34ch; justify-self: end; text-align: right; }
.cap__item::before {
  content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 0;
  background: var(--fg); opacity: 0.04; transition: width 0.5s var(--ease);
}
@media (hover: hover) {
  .cap__item:hover::before { width: 100%; }
  .cap__item:hover { padding-left: 1.5rem; }
  .cap__item:hover .cap__name { transform: translateX(4px); }
}
@media (max-width: 720px) {
  .cap__item { grid-template-columns: 2.5rem 1fr; }
  .cap__desc { grid-column: 1 / -1; justify-self: start; text-align: left; margin-top: 0.5rem; }
}

/* ============================================================
   WORK / CASE STUDIES
   ============================================================ */
.work__head {
  display: flex; justify-content: space-between; align-items: flex-end; gap: 1rem;
  margin-bottom: clamp(2.5rem, 6vw, 5rem); flex-wrap: wrap;
}
.work__title { font-size: var(--step-3); font-style: italic; font-weight: 800; letter-spacing: -0.03em; line-height: 0.95; }
.work__grid { display: grid; grid-template-columns: repeat(12, 1fr); gap: clamp(2.5rem, 5vw, 5rem) clamp(1.25rem, 3vw, 2.5rem); }

.case { text-decoration: none; display: block; grid-column: span 12; }
.case--lg { grid-column: span 12; }
.case--md { grid-column: span 6; }
@media (max-width: 720px) { .case--md { grid-column: span 12; } }

.case__media {
  position: relative; overflow: hidden; aspect-ratio: 2 / 1;
  background: var(--blue-deep); border: 1px solid var(--line);
}
.case--lg .case__media { aspect-ratio: 2 / 1; }
.case__media img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: top; transition: transform 0.9s var(--ease), filter 0.9s var(--ease); }
.case:hover .case__media img { transform: scale(1.04); }

/* The image links to the case-study page; it sits UNDER the live URL tag so the
   tag (a separate link to the real site) stays independently clickable. */
.case__media-link { position: absolute; inset: 0; z-index: 1; }
a.case__name { transition: opacity 0.35s var(--ease); }
a.case__name:hover { opacity: 0.62; }

/* Designed placeholder when no image yet */
.case__ph {
  position: absolute; inset: 0; display: grid; place-items: center; overflow: hidden;
  background:
    repeating-linear-gradient(135deg, transparent 0 22px, rgba(255,255,255,0.04) 22px 23px),
    linear-gradient(160deg, var(--blue) 0%, var(--blue-deep) 100%);
}
.case__ph b {
  font-family: var(--display); font-style: italic; font-weight: 800;
  font-size: clamp(2.5rem, 9vw, 7rem); letter-spacing: -0.04em; line-height: 0.85;
  text-align: center; color: var(--white); opacity: 0.92;
  transition: transform 0.9s var(--ease);
}
.case:hover .case__ph b { transform: scale(1.04); }
.case__ph::after {
  content: attr(data-tag); position: absolute; bottom: 1rem; left: 1rem;
  font-family: var(--mono); font-size: var(--step--1); letter-spacing: 0.12em;
  text-transform: uppercase; color: rgba(255,255,255,0.6);
}

/* "Live" URL tag over the case screenshot */
.case__url {
  position: absolute; left: clamp(0.8rem, 1.5vw, 1.1rem); bottom: clamp(0.8rem, 1.5vw, 1.1rem); z-index: 2;
  display: inline-flex; align-items: center; gap: 0.55em;
  font-family: var(--mono); font-size: var(--step--1); letter-spacing: 0.02em; color: var(--white);
  padding: 0.4em 0.8em; border: 1px solid rgba(255, 255, 255, 0.28); border-radius: 100px;
  background: rgba(0, 0, 31, 0.4); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
}
.case__url i {
  width: 7px; height: 7px; border-radius: 50%; background: var(--white); flex: none;
  animation: livePulse 2.4s var(--ease-inout) infinite;
}
@keyframes livePulse {
  0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(255, 255, 255, 0.4); }
  70% { opacity: 0.5; box-shadow: 0 0 0 5px rgba(255, 255, 255, 0); }
}

.case__meta { display: flex; justify-content: space-between; align-items: baseline; gap: 1rem; margin-top: clamp(0.9rem, 1.8vw, 1.4rem); flex-wrap: wrap; }
/* Half-width cards: stack name over role so a longer role (e.g. Tuebor's) can't
   wrap unevenly against a shorter one — uniform rhythm across the two md cards. */
.case--md .case__meta { flex-direction: column; align-items: flex-start; justify-content: flex-start; gap: 0.45rem; }
.case__name { font-family: var(--display); font-style: italic; font-weight: 800; font-size: var(--step-2); letter-spacing: -0.025em; line-height: 1; }
.case__role { font-family: var(--mono); font-size: var(--step--1); letter-spacing: 0.08em; text-transform: uppercase; color: var(--dim); }
.case__line { margin-top: 0.6rem; color: var(--dim); max-width: 52ch; font-size: var(--step-0); }
.case__index { font-family: var(--mono); font-size: var(--step--1); color: var(--dim); }

/* ============================================================
   STUDIO / ABOUT (inverted)
   ============================================================ */
.studio__grid { display: grid; grid-template-columns: 1fr; gap: clamp(2.5rem, 6vw, 5rem); }
@media (min-width: 880px) { .studio__grid { grid-template-columns: 0.9fr 1.1fr; align-items: start; } }
.studio__lead {
  font-family: var(--display); font-style: italic; font-weight: 700;
  font-size: var(--step-2); line-height: 1.12; letter-spacing: -0.02em;
}
.studio__body p { font-size: var(--step-1); line-height: 1.5; margin-bottom: 1.4rem; max-width: 56ch; }
.studio__body p:last-child { margin-bottom: 0; }
.studio__stats { margin-top: clamp(2.5rem, 5vw, 4rem); display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; border-top: 1px solid var(--line); padding-top: clamp(1.5rem, 3vw, 2.5rem); }
@media (max-width: 560px) { .studio__stats { grid-template-columns: 1fr 1fr; } }
.stat__n { font-family: var(--display); font-style: italic; font-weight: 800; font-size: var(--step-2); letter-spacing: -0.02em; line-height: 0.95; white-space: nowrap; }
.stat__l { font-family: var(--mono); font-size: var(--step--1); letter-spacing: 0.1em; text-transform: uppercase; color: var(--dim); margin-top: 0.6rem; }

/* ============================================================
   CONTACT / CTA
   ============================================================ */
.cta { padding-block: clamp(5rem, 10vw, 10rem); text-align: center; }
.cta__eyebrow { margin-bottom: clamp(1.5rem, 3vw, 2.5rem); }
.cta__line { font-family: var(--display); font-style: italic; font-weight: 800; font-size: var(--step-4); line-height: 0.92; letter-spacing: -0.035em; }
.cta__btn {
  display: inline-flex; align-items: center; gap: 0.8rem; margin-top: clamp(2.5rem, 5vw, 4rem);
  font-family: var(--mono); font-size: var(--step-0); letter-spacing: 0.06em; text-transform: uppercase;
  border: 1px solid var(--fg); padding: 1rem 2rem; border-radius: 100px;
  transition: background 0.4s var(--ease), color 0.4s var(--ease);
}
.cta__btn:hover { background: var(--fg); color: var(--bg); }
.cta__btn .dot { width: 8px; height: 8px; border-radius: 50%; background: currentColor; }

/* ============================================================
   FOOTER
   ============================================================ */
.footer { padding-block: clamp(3rem, 6vw, 5rem) clamp(2rem, 4vw, 3rem); border-top: 1px solid var(--line); }
.footer__top { display: flex; justify-content: space-between; align-items: flex-start; gap: 2rem; flex-wrap: wrap; }
.footer__brand { font-family: var(--display); font-style: italic; font-weight: 800; font-size: clamp(3rem, 14vw, 11rem); line-height: 0.8; letter-spacing: -0.04em; }
.footer__cols { display: flex; gap: clamp(2rem, 6vw, 5rem); flex-wrap: wrap; }
.footer__col h4 { font-family: var(--mono); font-size: var(--step--1); letter-spacing: 0.12em; text-transform: uppercase; color: var(--dim); margin-bottom: 1rem; font-weight: 400; }
.footer__col a, .footer__col p { display: block; font-size: var(--step-0); margin-bottom: 0.5rem; }
.footer__col a { position: relative; width: fit-content; }
.footer__col a::after { content: ""; position: absolute; left: 0; bottom: -1px; height: 1px; width: 100%; background: currentColor; transform: scaleX(0); transform-origin: 100% 50%; transition: transform 0.4s var(--ease); }
.footer__col a:hover::after { transform: scaleX(1); transform-origin: 0 50%; }
.footer__bottom { display: flex; justify-content: space-between; align-items: center; gap: 1rem; margin-top: clamp(2.5rem, 5vw, 4rem); flex-wrap: wrap; font-family: var(--mono); font-size: var(--step--1); letter-spacing: 0.08em; color: var(--dim); }
.to-top { display: inline-flex; align-items: center; gap: 0.5rem; text-transform: uppercase; }

/* ============================================================
   PROJECT DETAIL PAGE
   Reuses the same shell (pool, loader, cursor, header, footer) and
   tokens; just a new content spine. Lives on the blue, like the rest.
   ============================================================ */
.pcase { display: block; }

/* ---- Hero ---- */
.pcase-hero {
  min-height: 86svh;
  display: flex; flex-direction: column; justify-content: flex-end;
  padding-block: calc(var(--header-h) + clamp(2.5rem, 7vw, 6rem)) clamp(2rem, 5vw, 4rem);
}
.pcase-back {
  align-self: flex-start;
  font-family: var(--mono); font-size: var(--step--1); letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--dim); margin-bottom: clamp(2rem, 6vw, 4.5rem);
  display: inline-flex; align-items: center; gap: 0.55rem;
  transition: color 0.4s var(--ease), gap 0.4s var(--ease);
}
.pcase-back:hover { color: var(--fg); gap: 0.95rem; }
.pcase-hero__head .eyebrow { margin-bottom: clamp(1rem, 2.5vw, 1.8rem); }
.pcase-title {
  font-family: var(--display); font-style: italic; font-weight: 800;
  font-size: clamp(3rem, 1rem + 11vw, 9rem); line-height: 0.9; letter-spacing: -0.035em;
  margin-left: -0.03em;
}
.pcase-title .line { display: block; }
.js .pcase-title .line-mask { overflow: hidden; padding-bottom: 0.12em; margin-bottom: -0.12em; }
.pcase-title .line-mask > span { display: block; will-change: transform; }

.pcase-hero__foot {
  margin-top: clamp(2rem, 5vw, 4rem);
  display: flex; align-items: flex-end; justify-content: space-between; gap: 1.5rem 2.5rem; flex-wrap: wrap;
}
.pcase-lede { font-size: var(--step-1); font-style: italic; max-width: 30ch; line-height: 1.3; color: var(--dim); font-weight: 500; }
.pcase-visit {
  display: inline-flex; align-items: center; gap: 0.7rem; flex: none;
  font-family: var(--mono); font-size: var(--step-0); letter-spacing: 0.06em; text-transform: uppercase;
  border: 1px solid var(--fg); padding: 0.85rem 1.6rem; border-radius: 100px;
  transition: background 0.4s var(--ease), color 0.4s var(--ease);
}
.pcase-visit:hover { background: var(--fg); color: var(--bg); }
.pcase-visit .dot { width: 8px; height: 8px; border-radius: 50%; background: currentColor; }
.pcase-visit .arrow { font-style: normal; }

/* ---- Lead visual ---- */
.pcase-shot { padding-top: clamp(0.5rem, 2vw, 1.5rem); }
.pcase-shot__frame {
  position: relative; overflow: hidden; border: 1px solid var(--line);
  background: var(--blue-deep); aspect-ratio: 2 / 1;
}
.pcase-shot__frame img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: top; }

/* ---- Overview ---- */
.pcase-overview__grid { display: grid; grid-template-columns: 1fr; gap: clamp(1.5rem, 4vw, 3rem); }
@media (min-width: 880px) { .pcase-overview__grid { grid-template-columns: 0.42fr 1fr; align-items: start; } }
.pcase-overview__lead {
  font-family: var(--display); font-style: italic; font-weight: 700;
  font-size: var(--step-2); line-height: 1.18; letter-spacing: -0.02em; max-width: 30ch;
}

/* ---- Facts strip ---- */
.pcase-facts { padding-block: 0 clamp(1rem, 3vw, 2rem); }
.pcase-facts__grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem;
  border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
  padding-block: clamp(1.5rem, 3vw, 2.5rem);
}
@media (max-width: 640px) { .pcase-facts__grid { grid-template-columns: 1fr 1fr; gap: 2rem 1.5rem; } }
.pcase-fact__l { font-family: var(--mono); font-size: var(--step--1); letter-spacing: 0.1em; text-transform: uppercase; color: var(--dim); }
.pcase-fact__n { font-family: var(--display); font-style: italic; font-weight: 700; font-size: var(--step-1); letter-spacing: -0.015em; margin-top: 0.55rem; line-height: 1.05; }

/* ---- Chapters ---- */
.pcase-chapters { display: flex; flex-direction: column; gap: clamp(2.5rem, 6vw, 5rem); }
.pcase-chapter {
  display: grid; grid-template-columns: 1fr; gap: clamp(1rem, 3vw, 2rem);
  border-top: 1px solid var(--line); padding-top: clamp(1.5rem, 3vw, 2.5rem);
}
@media (min-width: 880px) { .pcase-chapter { grid-template-columns: 0.42fr 1fr; align-items: start; } }
.pcase-chapter__head { display: flex; align-items: baseline; gap: 1rem; }
.pcase-chapter__num { font-family: var(--mono); font-size: var(--step--1); color: var(--dim); }
.pcase-chapter__title { font-family: var(--display); font-style: italic; font-weight: 700; font-size: var(--step-2); letter-spacing: -0.02em; line-height: 1; }
.pcase-chapter__body p { font-size: var(--step-1); line-height: 1.5; color: var(--dim); max-width: 58ch; margin-bottom: 1.2rem; }
.pcase-chapter__body p:last-child { margin-bottom: 0; }

/* ---- Next project ---- */
.pcase-next { display: block; border-top: 1px solid var(--line); margin-top: clamp(3rem, 7vw, 6rem); transition: background 0.5s var(--ease); }
.pcase-next:hover { background: rgba(255, 255, 255, 0.05); }
.pcase-next__row { display: flex; align-items: center; gap: 1.25rem 2rem; padding-block: clamp(2.5rem, 7vw, 5.5rem); flex-wrap: wrap; }
.pcase-next__label { font-family: var(--mono); font-size: var(--step--1); letter-spacing: 0.12em; text-transform: uppercase; color: var(--dim); }
.pcase-next__name { font-family: var(--display); font-style: italic; font-weight: 800; font-size: var(--step-3); letter-spacing: -0.03em; line-height: 0.95; margin-right: auto; }
.pcase-next__arrow { font-family: var(--display); font-size: var(--step-2); transition: transform 0.5s var(--ease); }
.pcase-next:hover .pcase-next__arrow { transform: translateX(0.6rem); }

/* ============================================================
   REVEAL (progressive enhancement)
   ============================================================ */
.js [data-reveal] { opacity: 0; transform: translateY(28px); }
.js .line-mask { overflow: hidden; }
.js .line-mask > span { display: block; }
/* hero wordmark hidden state is owned by GSAP (gsap.set in main.js) to avoid
   a CSS-percentage transform being mis-parsed as a pixel baseline. */

/* If JS disabled, everything is visible (no .js class) */

/* ============================================================
   REDUCED MOTION
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; scroll-behavior: auto !important; }
  .hero__wordmark { filter: none; }
  .js [data-reveal], .js .line-mask > span { opacity: 1 !important; transform: none !important; }
  .marquee__track { animation: none !important; }
  .loader { display: none; }
}

/* ============================================================
   RESPONSIVE FINE-TUNING
   ============================================================ */
@media (max-width: 640px) {
  .hero__topline { position: static; margin-bottom: auto; padding-top: 1rem; flex-direction: column; gap: 0.4rem; }
  .hero { justify-content: space-between; }
  .work__head, .cap__head { flex-direction: column; align-items: flex-start; }
  .cta__btn { width: 100%; justify-content: center; }
}
