/* ═══════════════════════════════════════════════════════════
   SHARED BASE — structure only.
   Deliberately has almost no taste of its own. Every visual
   decision (type, palette, grid, rhythm, motion) lives in the
   world's theme.css so the five worlds are genuinely different
   systems rather than five recolors of one.
   ═══════════════════════════════════════════════════════════ */

/* ── Defaults each theme overrides ───────────────────────── */
:root{
  --bg:#fff; --fg:#111; --fg-soft:#666; --line:#ddd;
  --inv-bg:#111; --inv-fg:#fff;
  --accent:#000; --accent-fg:#fff; --accent-hover:#000;

  --font-display:serif; --font-body:sans-serif;
  --fs-hero:clamp(2.4rem,9vw,6rem);
  --fs-h2:clamp(1.9rem,6vw,3.6rem);
  --fs-h3:clamp(1.1rem,2.4vw,1.4rem);
  --fs-lead:clamp(1.02rem,2.3vw,1.3rem);
  --fs-body:clamp(.95rem,1.6vw,1.02rem);
  --lh-body:1.6;
  --tracking-display:-.02em;

  --gut:clamp(1.25rem,5vw,4.5rem);
  --sect:clamp(4.5rem,11vw,9rem);
  --maxw:1440px;
  --radius:0px;
  --btn-radius:0px;
  --nav-h:62px;
  --ease:cubic-bezier(.22,.61,.36,1);

  --tile-ratio:4/5;
  --hero-align:end;      /* flex-end | center */
  --hero-text-align:left;
}

*,*::before,*::after{ box-sizing:border-box; }
html{ -webkit-text-size-adjust:100%; scroll-behavior:smooth; }
body{
  margin:0; background:var(--bg); color:var(--fg);
  font-family:var(--font-body); font-size:var(--fs-body); line-height:var(--lh-body);
  -webkit-font-smoothing:antialiased; overflow-x:hidden;
}
body.is-locked{ overflow:hidden; }
img,video{ display:block; max-width:100%; height:auto; }
a{ color:inherit; text-decoration:none; }
button{ font:inherit; color:inherit; background:none; border:0; cursor:pointer; }
h1,h2,h3{ margin:0; font-weight:400; font-family:var(--font-display);
          line-height:1.02; letter-spacing:var(--tracking-display); }
p{ margin:0 0 1em; }
ul,ol{ margin:0; padding:0; list-style:none; }
figure{ margin:0; }
blockquote{ margin:0; }

.wrap{ width:100%; max-width:var(--maxw); margin-inline:auto; padding-inline:var(--gut); }
.sr{ position:absolute; width:1px; height:1px; overflow:hidden; clip-path:inset(50%); }
.skip{ position:absolute; left:-9999px; top:0; z-index:200; background:var(--fg); color:var(--bg); padding:.75rem 1rem; }
.skip:focus{ left:0; }
:where(a,button,input,select,textarea):focus-visible{ outline:2px solid var(--accent); outline-offset:3px; }
::selection{ background:var(--accent); color:var(--accent-fg); }

/* ── Reveal — visible at rest unless JS is alive ──────────
   The .js class is set by app.js. If the script never runs or
   throws, none of this applies and the page renders fully. */
.js .reveal{ opacity:0; transform:translateY(16px);
             transition:opacity .8s var(--ease), transform .8s var(--ease); }
.js .reveal.is-in{ opacity:1; transform:none; }

/* ── Buttons ─────────────────────────────────────────────── */
.btn{
  display:inline-flex; align-items:center; justify-content:center;
  min-height:52px; padding:.9rem 1.6rem; border-radius:var(--btn-radius);
  border:1px solid transparent; font-size:.94rem;
  transition:background .28s var(--ease), color .28s var(--ease), border-color .28s var(--ease);
}
.btn--accent{ background:var(--accent); color:var(--accent-fg); }
.btn--accent:hover{ background:var(--accent-hover); }
.btn--ghost{ border-color:currentColor; }
.btn--sm{ min-height:42px; padding:.55rem 1.15rem; font-size:.85rem; }
.btn--lg{ min-height:58px; padding:1.05rem 2.2rem; font-size:1rem; }
.btn--block{ display:flex; width:100%; }

.arrow{ display:inline-flex; align-items:center; gap:.55rem; font-size:.9rem;
        border-bottom:1px solid currentColor; padding-bottom:.15rem; }
.arrow::after{ content:"→"; }

/* ── Nav ─────────────────────────────────────────────────── */
.nav{
  position:fixed; inset:0 0 auto 0; z-index:90; color:var(--inv-fg);
  border-bottom:1px solid transparent; padding-top:env(safe-area-inset-top);
  transition:background .35s var(--ease), color .35s var(--ease), border-color .35s var(--ease);
}
.nav__in{ height:var(--nav-h); display:flex; align-items:center; justify-content:space-between;
          gap:1rem; padding-inline:var(--gut); max-width:var(--maxw); margin-inline:auto; }
.brand{ display:flex; align-items:center; gap:.5rem; }
.brand__logo-wrap{ position:relative; display:block; height:22px; aspect-ratio:611/160; }
.brand__logo{ display:block; position:absolute; inset:0; height:100%; width:100%;
              transition:opacity .35s var(--ease); }
/* White wordmark reads correctly by default (nav is transparent or dark at the
   top / when the mobile menu is open). Once the nav goes solid light on scroll
   (.is-stuck), crossfade to the brand-red wordmark instead. */
.brand__logo--default{ opacity:1; }
.brand__logo--scrolled{ opacity:0; }
.nav.is-stuck .brand__logo--default{ opacity:0; }
.nav.is-stuck .brand__logo--scrolled{ opacity:1; }
.nav__links{ display:none; }
.nav__cta{ display:none; }
.nav__toggle{ display:flex; align-items:center; gap:.55rem; padding:.5rem 0; }
.nav__toggle-bars{ display:grid; gap:5px; width:22px; }
.nav__toggle-bars i{ height:1px; background:currentColor; transition:transform .32s var(--ease); }
.nav.is-stuck{ background:var(--bg); color:var(--fg); border-bottom-color:var(--line); }
.nav.is-open{ background:transparent !important; color:var(--inv-fg) !important; border-bottom-color:transparent; }
.nav.is-open .nav__toggle-bars i:first-child{ transform:translateY(3px) rotate(45deg); }
.nav.is-open .nav__toggle-bars i:last-child{ transform:translateY(-3px) rotate(-45deg); }

/* ── Mobile menu ─────────────────────────────────────────── */
.menu[hidden]{ display:none; }   /* closed menu must not overlay/intercept clicks */
.menu{
  position:fixed; inset:0; z-index:80; background:var(--inv-bg); color:var(--inv-fg);
  display:flex; flex-direction:column; justify-content:space-between;
  padding:calc(var(--nav-h) + env(safe-area-inset-top) + 2.5rem) var(--gut) calc(2rem + env(safe-area-inset-bottom));
  opacity:0; transition:opacity .38s var(--ease);
}
.menu.is-open{ opacity:1; }
.menu__links{ display:grid; }
.menu__links a{ display:block; padding:.45rem 0; border-bottom:1px solid currentColor;
                font-family:var(--font-display); font-size:clamp(2rem,9vw,3rem); line-height:1.2; }
.menu__foot{ display:grid; gap:1rem; }

/* ── Hero ────────────────────────────────────────────────── */
.hero{
  position:relative; isolation:isolate; min-height:100svh;
  display:flex; flex-direction:column; justify-content:var(--hero-align);
  padding:calc(var(--nav-h) + 2rem) var(--gut) calc(1.75rem + env(safe-area-inset-bottom));
  background:var(--inv-bg); color:var(--inv-fg); overflow:hidden;
  text-align:var(--hero-text-align);
}
@supports not (min-height:100svh){ .hero{ min-height:100vh; } }
.hero::before{ content:""; position:absolute; inset:0; z-index:-3;
               background:url("assets/img/hero-poster.jpg") center/cover no-repeat; }
.hero__video{ position:absolute; inset:0; z-index:-2; width:100%; height:100%;
              object-fit:cover; opacity:0; transition:opacity 1.1s var(--ease); }
.hero__video.is-ready{ opacity:1; }
.hero__scrim{ position:absolute; inset:0; z-index:-1; }
.hero__in{ width:100%; }
.hero__title{ font-size:var(--fs-hero); margin:0 0 1rem; text-wrap:balance; }
.hero__sub{ font-size:var(--fs-lead); line-height:1.45; max-width:44ch; margin:0 0 1.8rem; }
.hero__cta{ display:grid; gap:.7rem; }
.hero__cta .btn{ width:100%; }
.hero__tags{ display:flex; flex-wrap:wrap; gap:.4rem .9rem; margin:2rem 0 0; padding-top:1.3rem; }
.hero__play{ position:absolute; right:var(--gut); bottom:calc(1.75rem + env(safe-area-inset-bottom));
             z-index:2; border:1px solid currentColor; padding:.5rem 1rem; font-size:.74rem;
             letter-spacing:.12em; text-transform:uppercase; }

/* ── Sections ────────────────────────────────────────────── */
.sec{ padding-block:var(--sect); }
.sec__head{ margin-bottom:clamp(2.2rem,5vw,4rem); }
.sec__title{ font-size:var(--fs-h2); }

/* Work grid */
.grid{ display:grid; grid-template-columns:1fr; gap:1.5rem;
       padding-inline:var(--gut); max-width:var(--maxw); margin-inline:auto; }
.tile img{ width:100%; aspect-ratio:var(--tile-ratio); object-fit:cover; object-position:center 22%; border-radius:var(--radius); }
.tile figcaption{ padding-top:1rem; }
.tile h3{ font-size:var(--fs-h3); margin-bottom:.3rem; }
.tile__metric{ margin:0; font-size:.85rem; color:var(--fg-soft); }

/* Tiers */
.tiers{ display:grid; gap:1rem; }
.tier{ border:1px solid var(--line); border-radius:var(--radius); padding:1.6rem 1.4rem; position:relative; }
.tier h3{ font-size:clamp(1.4rem,5vw,1.8rem); margin-bottom:.5rem; }
.tier__price{ margin:0 0 .9rem; font-size:1.5rem; font-family:var(--font-display); }
.tier__price span{ display:block; font-family:var(--font-body); font-size:.68rem;
                   letter-spacing:.16em; text-transform:uppercase; color:var(--fg-soft); }
.tier p{ color:var(--fg-soft); font-size:.95rem; }
.tier ul{ display:grid; gap:.5rem; border-top:1px solid var(--line); padding-top:1rem; font-size:.9rem; }

/* Process */
.steps{ display:grid; }
.steps li{ padding:1.6rem 0; border-bottom:1px solid var(--line); }
.steps h3{ font-size:var(--fs-h3); margin-bottom:.5rem; }
.steps p{ color:var(--fg-soft); margin-bottom:.4rem; max-width:52ch; }
.step__time{ font-size:.8rem; margin:0; opacity:.7; }

/* Studio */
.studio__in{ display:grid; gap:2rem; }
.studio__img img{ width:100%; aspect-ratio:var(--tile-ratio); object-fit:cover; border-radius:var(--radius); }
.studio__txt p{ color:var(--fg-soft); }
.studio__txt .lead{ color:var(--fg); font-size:var(--fs-lead); line-height:1.45; }

/* Quotes */
.quotes__grid{ display:grid; gap:1rem; }
.quotes blockquote{ border:1px solid var(--line); border-radius:var(--radius); padding:1.6rem 1.4rem; }
.quotes blockquote p{ font-family:var(--font-display); font-size:1.15rem; line-height:1.4; margin-bottom:1rem; }
.quotes footer{ display:grid; font-size:.82rem; }
.quotes footer span{ color:var(--fg-soft); }

/* Closing CTA */
.cta{ background:var(--inv-bg); color:var(--inv-fg); text-align:center;
      padding-block:clamp(4.5rem,12vw,9rem); }
.cta__in{ display:grid; justify-items:center; }
.cta__title{ font-size:var(--fs-h2); margin-bottom:.9rem; text-wrap:balance; }
.cta__sub{ max-width:46ch; margin-bottom:1.8rem; }
.cta .btn{ width:100%; max-width:340px; }
.cta__promise{ margin:1.1rem 0 0; font-size:.8rem; opacity:.7; }

/* Footer */
.foot{ background:var(--inv-bg); color:var(--inv-fg); padding-top:clamp(3rem,7vw,5rem); }
.foot__in{ display:grid; gap:2.2rem; padding-bottom:2.5rem; }
.foot__col{ display:grid; gap:.45rem; align-content:start; font-size:.92rem; }
.foot__col h3{ font-family:var(--font-body); font-size:.68rem; letter-spacing:.16em;
               text-transform:uppercase; opacity:.55; margin-bottom:.7rem; }
.foot__col p{ margin:0; }
.foot__base{ display:flex; flex-wrap:wrap; gap:.6rem; justify-content:space-between;
             border-top:1px solid currentColor; font-size:.78rem;
             padding-block:1.3rem calc(1.3rem + env(safe-area-inset-bottom)); }
.foot__base p{ margin:0; }

/* Sticky mobile CTA */
.sticky{ position:fixed; left:0; right:0; bottom:0; z-index:70;
         padding:.7rem var(--gut) calc(.7rem + env(safe-area-inset-bottom));
         background:var(--bg); border-top:1px solid var(--line);
         transform:translateY(110%); transition:transform .4s var(--ease); pointer-events:none; }
.sticky.is-shown{ transform:none; pointer-events:auto; }
body.is-locked .sticky{ transform:translateY(110%); }

/* ── Breakpoints ─────────────────────────────────────────── */
@media (min-width:560px){
  .hero__cta{ display:flex; flex-wrap:wrap; }
  .hero__cta .btn{ width:auto; min-width:190px; }
  .grid{ grid-template-columns:repeat(2,1fr); gap:2rem 1.5rem; }
  .tiers{ grid-template-columns:repeat(2,1fr); gap:1.2rem; }
  .quotes__grid{ grid-template-columns:repeat(2,1fr); }
  .foot__in{ grid-template-columns:1fr 1fr; }
}
@media (min-width:900px){
  :root{ --nav-h:82px; }
  .brand__logo-wrap{ height:26px; }
  .nav__toggle{ display:none; }
  .nav__links{ display:flex; gap:2.2rem; font-size:.88rem; }
  .nav__cta{ display:inline-flex; }
  .grid{ grid-template-columns:repeat(3,1fr); gap:3rem 2rem; }
  .tiers{ grid-template-columns:repeat(4,1fr); }
  .tier{ padding:2rem 1.6rem; }
  .steps{ grid-template-columns:repeat(4,1fr); }
  .steps li{ border-bottom:none; border-top:1px solid var(--line); padding:1.6rem 1.5rem 0 0; }
  .studio__in{ grid-template-columns:5fr 6fr; gap:clamp(2.5rem,6vw,6rem); align-items:center; }
  .quotes__grid{ grid-template-columns:repeat(2,1fr); gap:1.5rem; max-width:52rem; margin-inline:auto; }
  .foot__in{ grid-template-columns:2fr 1fr 1fr; gap:3rem; padding-bottom:3.5rem; }
  .sticky{ display:none; }
}

@media (prefers-reduced-motion:reduce){
  html{ scroll-behavior:auto; }
  *,*::before,*::after{ animation-duration:.01ms !important; animation-iteration-count:1 !important;
                        transition-duration:.01ms !important; }
  .js .reveal{ opacity:1; transform:none; }
  .hero__video{ display:none; }
}