/* =========================================================================
   MORIO — Real Estate Producing
   Shared stylesheet · dark-noir editorial system
   ========================================================================= */

/* ---- Fonts ---- */
@import url('https://fonts.googleapis.com/css2?family=Jost:wght@200;300;400;500&family=Noto+Serif+JP:wght@200;300;400;500&display=swap');

/* ---- Tokens ---- */
:root{
  /* surfaces */
  --bg:        #0b0b0c;
  --bg-2:      #121214;
  --bg-3:      #1a1a1d;
  --bg-card:   #161618;

  /* ink */
  --ink:       #ece7dd;
  --ink-soft:  #b8b2a7;
  --muted:     #898376;
  --faint:     #5d584f;

  /* lines */
  --line:      rgba(236,231,221,0.13);
  --line-soft: rgba(236,231,221,0.06);

  /* accent (tweakable) */
  --accent:      #c2a25f;            /* gold default */
  --accent-2:    #d9be84;
  --accent-ink:  #0b0b0c;
  --accent-glow: rgba(194,162,95,0.16);

  /* type */
  --font-en: 'Jost', system-ui, sans-serif;
  --font-jp: 'Noto Serif JP', 'Hiragino Mincho ProN', 'Yu Mincho', serif;
  --font: var(--font-jp), var(--font-en);

  /* rhythm (tweakable via density) */
  --space-section: clamp(96px, 13vw, 200px);
  --space-block:   clamp(40px, 5vw, 72px);
  --gutter: clamp(22px, 5vw, 88px);
  --maxw: 1320px;
  --readw: 660px;

  --ease: cubic-bezier(.22,.61,.36,1);
}

/* accent variants */
:root[data-accent="bronze"]{
  --accent:#b27e54; --accent-2:#cd9a6e; --accent-glow:rgba(178,126,84,0.18);
}
:root[data-accent="achromatic"]{
  --accent:#cfc7b8; --accent-2:#e6dfd2; --accent-glow:rgba(207,199,184,0.12);
}

/* density variants */
:root[data-density="compact"]{
  --space-section: clamp(64px, 8vw, 120px);
  --space-block:   clamp(28px, 3.5vw, 48px);
}
:root[data-density="spacious"]{
  --space-section: clamp(120px, 17vw, 280px);
  --space-block:   clamp(52px, 7vw, 104px);
}

/* ---- Reset ---- */
*{ margin:0; padding:0; box-sizing:border-box; }
html{ -webkit-text-size-adjust:100%; scroll-behavior:smooth; }
body{
  background:var(--bg);
  color:var(--ink);
  font-family:var(--font);
  font-weight:300;
  line-height:1.85;
  letter-spacing:.02em;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
img{ display:block; max-width:100%; }
a{ color:inherit; text-decoration:none; }
::selection{ background:var(--accent); color:var(--accent-ink); }

/* ---- Layout helpers ---- */
.wrap{ max-width:var(--maxw); margin-inline:auto; padding-inline:var(--gutter); }
.section{ padding-block:var(--space-section); position:relative; }
.divider{ height:1px; background:var(--line-soft); border:0; }

/* ---- Type primitives ---- */
.eyebrow{
  font-family:var(--font-en);
  font-weight:400;
  font-size:.72rem;
  letter-spacing:.42em;
  text-transform:uppercase;
  color:var(--accent);
  display:inline-flex; align-items:center; gap:.9em;
}
.eyebrow::before{
  content:""; width:34px; height:1px; background:var(--accent); opacity:.8;
}
.eyebrow.no-rule::before{ display:none; }
.idx{
  font-family:var(--font-en); font-weight:300; font-size:.72rem;
  letter-spacing:.4em; color:var(--muted); text-transform:uppercase;
}

.h-en{
  font-family:var(--font-en);
  font-weight:200;
  letter-spacing:.02em;
  line-height:1.04;
  text-transform:uppercase;
}
.display{ font-size:clamp(2.7rem,7vw,6rem); }
.h1{ font-size:clamp(2.1rem,4.6vw,3.7rem); font-weight:300; line-height:1.18; letter-spacing:.005em; }
.h2{ font-size:clamp(1.7rem,3.2vw,2.7rem); font-weight:300; line-height:1.28; }
.h3{ font-size:clamp(1.2rem,1.8vw,1.5rem); font-weight:400; line-height:1.4; }
.lead{ font-size:clamp(1.02rem,1.35vw,1.22rem); color:var(--ink-soft); font-weight:300; line-height:2; }
.body{ color:var(--ink-soft); font-weight:300; }
.small{ font-size:.82rem; color:var(--muted); letter-spacing:.04em; }
.tnum{ font-family:var(--font-en); font-feature-settings:"tnum"; }

/* Bilingual section title block */
.btitle{ display:flex; flex-direction:column; gap:.55em; }
.btitle .en{
  font-family:var(--font-en); font-weight:200; text-transform:uppercase;
  letter-spacing:.05em; line-height:1; font-size:clamp(1.9rem,4vw,3.4rem);
  color:var(--ink);
}
.btitle .jp{
  font-weight:400; font-size:clamp(1.05rem,1.5vw,1.32rem); color:var(--ink-soft);
  letter-spacing:.06em;
}

/* accent text */
.accent{ color:var(--accent); }
.muted{ color:var(--muted); }

/* link with underline reveal */
.link{
  font-family:var(--font-en); text-transform:uppercase; letter-spacing:.22em;
  font-size:.74rem; color:var(--ink); display:inline-flex; align-items:center; gap:.8em;
  padding-bottom:.45em; position:relative;
}
.link::after{
  content:""; position:absolute; left:0; bottom:0; height:1px; width:100%;
  background:var(--accent); transform:scaleX(.0); transform-origin:left;
  transition:transform .6s var(--ease);
}
.link:hover::after{ transform:scaleX(1); }
.link .arw{ transition:transform .5s var(--ease); color:var(--accent); }
.link:hover .arw{ transform:translateX(6px); }

/* ===== Nav ===================================================== */
.nav{
  position:fixed; inset:0 0 auto 0; z-index:80;
  display:flex; align-items:center; justify-content:space-between;
  padding:clamp(18px,2.4vw,30px) var(--gutter);
  transition:background .5s var(--ease), border-color .5s var(--ease), padding .5s var(--ease);
  border-bottom:1px solid transparent;
}
.nav.scrolled{
  background:rgba(11,11,12,.82);
  backdrop-filter:blur(14px);
  border-bottom-color:var(--line-soft);
  padding-block:clamp(12px,1.5vw,18px);
}
.brand{
  font-family:var(--font-en); font-weight:400; font-size:1.18rem;
  letter-spacing:.46em; text-indent:.46em; color:var(--ink);
}
.nav-links{ display:flex; align-items:center; gap:clamp(20px,2.4vw,42px); }
.nav-links a{
  font-family:var(--font-en); font-size:.74rem; letter-spacing:.24em;
  text-transform:uppercase; color:var(--ink-soft); position:relative; padding:.4em 0;
  transition:color .4s var(--ease);
}
.nav-links a::after{
  content:""; position:absolute; left:0; bottom:0; height:1px; width:100%;
  background:var(--accent); transform:scaleX(0); transform-origin:left;
  transition:transform .5s var(--ease);
}
.nav-links a:hover{ color:var(--ink); }
.nav-links a:hover::after, .nav-links a.active::after{ transform:scaleX(1); }
.nav-links a.active{ color:var(--ink); }
.nav-cta{
  border:1px solid var(--line); padding:.7em 1.4em !important; border-radius:1px;
  transition:border-color .4s var(--ease), color .4s var(--ease) !important;
}
.nav-cta::after{ display:none; }
.nav-cta:hover{ border-color:var(--accent); color:var(--accent) !important; }
.nav-toggle{ display:none; }

/* ===== Hero ==================================================== */
.hero{
  position:relative; min-height:100svh; display:flex; align-items:flex-end;
  overflow:hidden;
}
.hero-bg{ position:absolute; inset:-8% 0 0 0; z-index:0; }
.hero-bg img{
  width:100%; height:108%; object-fit:cover; object-position:center 60%;
  will-change:transform;
}
.hero::after{
  content:""; position:absolute; inset:0; z-index:1; pointer-events:none;
  background:
    linear-gradient(to top, rgba(8,8,9,.96) 2%, rgba(8,8,9,.35) 38%, rgba(8,8,9,.18) 60%, rgba(8,8,9,.55) 100%);
}
.hero-inner{ position:relative; z-index:2; width:100%; padding-bottom:clamp(56px,8vh,120px); }
.hero .eyebrow{ margin-bottom:clamp(22px,3vh,38px); }
.hero h1{
  font-family:var(--font-jp); font-weight:200;
  font-size:clamp(2.3rem,6vw,5.4rem); line-height:1.32; letter-spacing:.04em;
  max-width:16ch;
}
.hero h1 em{ font-style:normal; color:var(--accent); }
.hero-sub{
  margin-top:clamp(22px,3vh,34px); max-width:46ch; color:var(--ink-soft);
  font-weight:300; line-height:1.95; font-size:clamp(.95rem,1.15vw,1.08rem);
}
.hero-sub .en{ display:block; font-family:var(--font-en); letter-spacing:.04em; color:var(--muted); margin-top:.6em; font-size:.92em; }
.scrollcue{
  position:absolute; left:var(--gutter); bottom:clamp(20px,3vh,34px); z-index:3;
  display:flex; align-items:center; gap:.9em; color:var(--muted);
  font-family:var(--font-en); font-size:.66rem; letter-spacing:.34em; text-transform:uppercase;
}
.scrollcue .ln{ width:46px; height:1px; background:var(--muted); position:relative; overflow:hidden; }
.scrollcue .ln::after{ content:""; position:absolute; inset:0; background:var(--accent); transform:translateX(-100%); animation:cue 2.6s var(--ease) infinite; }
@keyframes cue{ 0%{transform:translateX(-100%)} 55%{transform:translateX(0)} 100%{transform:translateX(100%)} }

/* hero variants: show only the active bg */
.hero-bg[data-variant]{ display:none; }
:root[data-hero="facade"]    .hero-bg[data-variant="facade"]{ display:block; }
:root[data-hero="penthouse"] .hero-bg[data-variant="penthouse"]{ display:block; }
:root[data-hero="tower"]      .hero-bg[data-variant="tower"]{ display:block; }
:root:not([data-hero]) .hero-bg[data-variant="facade"]{ display:block; }
.hero-bg[data-variant="tower"] img{ object-position:center 38%; }

/* ===== Generic figure ========================================== */
.figure{ position:relative; overflow:hidden; }
.figure img{ width:100%; height:100%; object-fit:cover; }
.figure.full{ height:clamp(420px,82vh,860px); }
.figure .cap{
  position:absolute; left:clamp(20px,3vw,46px); bottom:clamp(20px,3vw,40px); z-index:2;
  max-width:30ch;
}
.figure .cap .t{ font-family:var(--font-en); font-weight:300; font-size:clamp(1rem,1.4vw,1.3rem); letter-spacing:.02em; }
.figure .cap .s{ font-size:.74rem; letter-spacing:.22em; text-transform:uppercase; color:var(--accent); margin-top:.7em; font-family:var(--font-en); }
.figure.full::after{ content:""; position:absolute; inset:0; background:linear-gradient(to top, rgba(8,8,9,.7), transparent 45%); }
.parallax img{ will-change:transform; }

/* ===== Grids ==================================================== */
.split{ display:grid; grid-template-columns:1fr 1fr; gap:clamp(36px,6vw,96px); align-items:center; }
.split.narrow-left{ grid-template-columns:0.85fr 1.15fr; }
.stack > * + *{ margin-top:var(--space-block); }
.measure{ max-width:var(--readw); }

/* ===== Stat ===================================================== */
.stats{ display:grid; grid-template-columns:repeat(3,1fr); gap:1px; background:var(--line-soft); border-block:1px solid var(--line-soft); }
.stat{ background:var(--bg); padding:clamp(28px,3.4vw,52px) clamp(20px,2.4vw,40px); }
.stat .n{ font-family:var(--font-en); font-weight:200; font-size:clamp(2.4rem,4.6vw,4rem); line-height:1; color:var(--ink); letter-spacing:.01em; }
.stat .n .u{ font-size:.4em; color:var(--muted); margin-left:.3em; letter-spacing:.05em; }
.stat .k{ font-size:.72rem; letter-spacing:.24em; text-transform:uppercase; color:var(--accent); margin-top:1.3em; font-family:var(--font-en); }
.stat .d{ color:var(--ink-soft); margin-top:.9em; font-size:.92rem; line-height:1.8; }

/* ===== Numbered capability list ================================ */
.caps{ display:grid; grid-template-columns:repeat(2,1fr); gap:1px; background:var(--line-soft); border-top:1px solid var(--line-soft); }
.cap-item{ background:var(--bg); padding:clamp(30px,3.6vw,56px) clamp(24px,3vw,52px); transition:background .5s var(--ease); }
.cap-item:hover{ background:var(--bg-2); }
.cap-item .no{ font-family:var(--font-en); font-weight:200; font-size:2rem; color:var(--accent); letter-spacing:.04em; }
.cap-item .en{ font-family:var(--font-en); text-transform:uppercase; letter-spacing:.2em; font-size:.78rem; color:var(--muted); margin-top:1.6em; }
.cap-item .jp{ font-size:1.16rem; font-weight:400; color:var(--ink); margin-top:.5em; letter-spacing:.04em; }
.cap-item .d{ color:var(--ink-soft); margin-top:1.1em; font-size:.92rem; line-height:1.85; }

/* ===== Process row (crystallization etc) ======================= */
.steps{ display:grid; grid-template-columns:repeat(3,1fr); gap:clamp(24px,3vw,56px); }
.step{ position:relative; }
.step .rn{ font-family:var(--font-en); font-weight:200; font-size:.8rem; letter-spacing:.3em; color:var(--accent); }
.step .en{ font-family:var(--font-en); text-transform:uppercase; letter-spacing:.16em; font-size:.95rem; color:var(--ink); margin-top:1.5em; }
.step .jp{ font-size:.96rem; color:var(--muted); margin-top:.4em; letter-spacing:.06em; }
.step .d{ color:var(--ink-soft); margin-top:1.1em; font-size:.9rem; line-height:1.85; }

/* equation */
.equation{ display:flex; align-items:baseline; gap:clamp(14px,2vw,32px); flex-wrap:wrap; font-family:var(--font-en); font-weight:200; }
.equation .term{ display:flex; flex-direction:column; }
.equation .term .v{ font-size:clamp(2rem,4.4vw,3.6rem); line-height:1; letter-spacing:.02em; }
.equation .term .l{ font-size:.66rem; letter-spacing:.26em; text-transform:uppercase; color:var(--muted); margin-top:.9em; }
.equation .op{ font-size:clamp(1.6rem,3vw,2.6rem); color:var(--accent); font-weight:200; }

/* ===== Explore cards =========================================== */
.explore{ display:grid; grid-template-columns:repeat(3,1fr); gap:1px; background:var(--line-soft); border-block:1px solid var(--line-soft); }
.ex-card{ background:var(--bg); padding:clamp(30px,3.4vw,52px); display:flex; flex-direction:column; min-height:280px; transition:background .5s var(--ease); }
.ex-card:hover{ background:var(--bg-2); }
.ex-card .en{ font-family:var(--font-en); text-transform:uppercase; letter-spacing:.2em; font-size:.74rem; color:var(--accent); }
.ex-card .jp{ font-size:1.3rem; font-weight:400; margin-top:.7em; }
.ex-card .d{ color:var(--ink-soft); font-size:.9rem; margin-top:1em; line-height:1.85; flex:1; }
.ex-card .link{ margin-top:1.8em; }

/* ===== Layered roles (producer position) ====================== */
.layers{ display:flex; flex-direction:column; gap:1px; background:var(--line-soft); border-block:1px solid var(--line-soft); }
.layer{
  background:var(--bg); display:grid; grid-template-columns:0.9fr 1fr 1.2fr; align-items:center;
  gap:clamp(12px,2vw,32px); padding:clamp(18px,2.2vw,30px) clamp(18px,2.4vw,40px);
  transition:background .5s var(--ease);
}
.layer:hover{ background:var(--bg-2); }
.layer .role{ font-family:var(--font-en); text-transform:uppercase; letter-spacing:.24em; font-size:.74rem; color:var(--muted); }
.layer .who{ font-size:1.04rem; color:var(--ink-soft); letter-spacing:.04em; }
.layer .task{ font-size:.9rem; color:var(--muted); }
.layer.is-lead{ background:var(--bg-3); }
.layer.is-lead .role{ color:var(--accent); }
.layer.is-lead .who{ font-family:var(--font-en); font-size:1.5rem; font-weight:300; letter-spacing:.22em; color:var(--ink); }
.layer.is-lead .task{ color:var(--ink-soft); }

/* ===== Trio (value elements) =================================== */
.trio{ display:flex; flex-direction:column; gap:1px; background:var(--line-soft); border-block:1px solid var(--line-soft); }
.trio-row{ background:var(--bg-2); display:grid; grid-template-columns:0.9fr 0.8fr 1.3fr; gap:clamp(10px,1.6vw,26px); align-items:baseline; padding:clamp(16px,1.8vw,24px) 0; }
.trio-row .t-en{ font-family:var(--font-en); text-transform:uppercase; letter-spacing:.18em; font-size:.74rem; color:var(--accent); }
.trio-row .t-jp{ font-size:1rem; color:var(--ink); letter-spacing:.04em; }
.trio-row .t-d{ font-size:.86rem; color:var(--muted); }

/* ===== Projects ================================================ */
.proj-head{ display:flex; align-items:baseline; gap:clamp(18px,3vw,48px); flex-wrap:wrap; padding-bottom:1.4em; border-bottom:1px solid var(--line-soft); }
.proj-title{ display:flex; flex-direction:column; gap:.3em; }
.proj-title .en{ font-family:var(--font-en); font-weight:200; text-transform:uppercase; letter-spacing:.05em; font-size:clamp(1.6rem,3.4vw,2.8rem); line-height:1; }
.proj-title .jp{ color:var(--ink-soft); letter-spacing:.06em; font-size:.98rem; }
.proj-body{ display:grid; grid-template-columns:0.9fr 1.1fr; gap:clamp(30px,5vw,80px); margin-top:var(--space-block); align-items:start; }
.meta-list{ display:flex; flex-direction:column; }
.meta-list .row{ display:grid; grid-template-columns:0.7fr 1.3fr; gap:16px; padding:.95em 0; border-bottom:1px solid var(--line-soft); }
.meta-list .row .k{ font-family:var(--font-en); text-transform:uppercase; letter-spacing:.18em; font-size:.66rem; color:var(--muted); }
.meta-list .row .v{ font-size:.95rem; color:var(--ink-soft); letter-spacing:.03em; }

.gallery{ display:grid; gap:clamp(12px,1.6vw,22px); }
.gallery.two{ grid-template-columns:repeat(2,1fr); }
.gallery.grid3{ grid-template-columns:repeat(3,1fr); }

/* ===== Profile table =========================================== */
.profile{ display:flex; flex-direction:column; border-top:1px solid var(--line-soft); }
.prow{ display:grid; grid-template-columns:0.5fr 1.5fr; gap:clamp(16px,3vw,48px); padding:clamp(16px,1.8vw,26px) 0; border-bottom:1px solid var(--line-soft); align-items:baseline; }
.prow .k{ font-size:.95rem; color:var(--ink); letter-spacing:.06em; }
.prow .k em{ display:block; font-style:normal; font-family:var(--font-en); text-transform:uppercase; letter-spacing:.18em; font-size:.6rem; color:var(--muted); margin-top:.5em; }
.prow .v{ color:var(--ink-soft); font-size:.98rem; line-height:1.8; letter-spacing:.02em; }

/* ===== Quote =================================================== */
.cap-no{ font-family:var(--font-en); font-weight:200; font-size:2.4rem; color:var(--accent); letter-spacing:.04em; display:block; }
.craft-tags{ display:flex; flex-wrap:wrap; gap:10px; margin-top:.6em; }
.craft-tags span{ font-family:var(--font-en); font-size:.74rem; letter-spacing:.12em; color:var(--ink-soft); border:1px solid var(--line); padding:.6em 1.1em; border-radius:1px; }

.quote{ max-width:24ch; font-family:var(--font-jp); font-weight:300; font-size:clamp(1.5rem,3vw,2.4rem); line-height:1.7; letter-spacing:.05em; }
.quote .mk{ color:var(--accent); }

/* ===== Footer ================================================== */
.footer{ background:var(--bg); border-top:1px solid var(--line-soft); padding-block:clamp(64px,8vw,120px) clamp(34px,4vw,52px); }
.footer .cta-h{ font-family:var(--font-jp); font-weight:200; font-size:clamp(1.9rem,4.6vw,3.4rem); line-height:1.45; letter-spacing:.04em; }
.footer .cta-h em{ font-style:normal; color:var(--accent); }
.foot-grid{ display:grid; grid-template-columns:1.4fr 1fr 1fr; gap:clamp(30px,4vw,70px); margin-top:clamp(48px,6vw,90px); }
.foot-grid .col h4{ font-family:var(--font-en); text-transform:uppercase; letter-spacing:.24em; font-size:.7rem; color:var(--muted); margin-bottom:1.6em; font-weight:400; }
.foot-grid .col p, .foot-grid .col a{ display:block; color:var(--ink-soft); font-size:.92rem; line-height:1.95; }
.foot-grid .col a:hover{ color:var(--accent); }
.foot-bottom{ display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:14px; margin-top:clamp(48px,6vw,90px); padding-top:28px; border-top:1px solid var(--line-soft); }
.foot-bottom .small{ color:var(--faint); }
.bigmail{ font-family:var(--font-en); font-weight:200; font-size:clamp(1.4rem,3.4vw,2.4rem); letter-spacing:.02em; color:var(--ink); display:inline-flex; align-items:center; gap:.5em; }
.bigmail:hover{ color:var(--accent); }
.bigmail .arw{ color:var(--accent); transition:transform .5s var(--ease); }
.bigmail:hover .arw{ transform:translateX(8px); }

/* ===== Page hero (interior pages) ============================== */
.phero{ position:relative; min-height:74svh; display:flex; align-items:flex-end; overflow:hidden; }
.phero .hero-bg{ inset:-8% 0 0 0; }
.phero::after{ content:""; position:absolute; inset:0; background:linear-gradient(to top, rgba(8,8,9,.95) 4%, rgba(8,8,9,.3) 55%, rgba(8,8,9,.5)); }
.phero-inner{ position:relative; z-index:2; width:100%; padding-bottom:clamp(44px,6vh,90px); }

/* ===== Reveal animation ======================================== */
[data-reveal]{ opacity:0; transform:translateY(22px); transition:opacity 1.1s var(--ease), transform 1.1s var(--ease); }
[data-reveal].is-in{ opacity:1; transform:none; }
[data-reveal][data-delay="1"]{ transition-delay:.12s; }
[data-reveal][data-delay="2"]{ transition-delay:.24s; }
[data-reveal][data-delay="3"]{ transition-delay:.36s; }
[data-reveal][data-delay="4"]{ transition-delay:.48s; }

@media (prefers-reduced-motion: reduce){
  [data-reveal]{ opacity:1 !important; transform:none !important; }
  .scrollcue .ln::after{ animation:none; }
  html{ scroll-behavior:auto; }
}

/* ===== Tweaks panel ============================================ */
#tweaks{
  position:fixed; right:22px; bottom:22px; z-index:200; width:300px;
  background:rgba(18,18,20,.96); backdrop-filter:blur(16px);
  border:1px solid var(--line); border-radius:4px; color:var(--ink);
  font-family:var(--font-en); box-shadow:0 24px 60px rgba(0,0,0,.6);
  display:none; overflow:hidden;
}
#tweaks.open{ display:block; }
#tweaks header{ display:flex; align-items:center; justify-content:space-between; padding:14px 16px; border-bottom:1px solid var(--line-soft); }
#tweaks header .ttl{ font-size:.72rem; letter-spacing:.3em; text-transform:uppercase; color:var(--ink); }
#tweaks header button{ background:none; border:0; color:var(--muted); cursor:pointer; font-size:1.1rem; line-height:1; }
#tweaks header button:hover{ color:var(--ink); }
#tweaks .tw-sec{ padding:16px; border-bottom:1px solid var(--line-soft); }
#tweaks .tw-sec:last-child{ border-bottom:0; }
#tweaks .tw-lab{ font-size:.62rem; letter-spacing:.26em; text-transform:uppercase; color:var(--muted); margin-bottom:11px; }
#tweaks .seg{ display:flex; gap:6px; }
#tweaks .seg button{
  flex:1; background:transparent; border:1px solid var(--line); color:var(--ink-soft);
  font-family:var(--font-en); font-size:.66rem; letter-spacing:.12em; text-transform:uppercase;
  padding:.7em .2em; cursor:pointer; border-radius:2px; transition:all .3s var(--ease);
}
#tweaks .seg button:hover{ border-color:var(--ink-soft); }
#tweaks .seg button.on{ background:var(--accent); border-color:var(--accent); color:var(--accent-ink); }
#tweaks .sw{ display:flex; gap:9px; }
#tweaks .sw button{ width:30px; height:30px; border-radius:50%; border:1px solid var(--line); cursor:pointer; position:relative; }
#tweaks .sw button.on{ box-shadow:0 0 0 2px var(--bg), 0 0 0 3px var(--ink); }

/* ===== Responsive ============================================== */
@media (max-width: 900px){
  .split, .split.narrow-left{ grid-template-columns:1fr; gap:clamp(28px,7vw,48px); }
  .stats{ grid-template-columns:1fr; }
  .caps{ grid-template-columns:1fr; }
  .steps{ grid-template-columns:1fr; }
  .explore{ grid-template-columns:1fr; }
  .foot-grid{ grid-template-columns:1fr; gap:36px; }
  .layer{ grid-template-columns:1fr; gap:.3em; text-align:left; }
  .trio-row{ grid-template-columns:1fr; gap:.25em; }
  .proj-body{ grid-template-columns:1fr; gap:32px; }
  .gallery.two{ grid-template-columns:1fr; }
  .gallery.grid3{ grid-template-columns:1fr 1fr; }
  .prow{ grid-template-columns:1fr; gap:.4em; }
  .hide-sm{ display:none; }
  .nav-links{
    position:fixed; inset:0 0 0 auto; width:min(78vw,340px); flex-direction:column;
    align-items:flex-start; justify-content:center; gap:26px; padding:40px;
    background:rgba(11,11,12,.97); backdrop-filter:blur(16px); transform:translateX(100%);
    transition:transform .55s var(--ease); border-left:1px solid var(--line-soft);
  }
  .nav-links.show{ transform:none; }
  .nav-links a{ font-size:1rem; }
  .nav-toggle{
    display:flex; flex-direction:column; gap:5px; background:none; border:0; cursor:pointer; z-index:90; padding:6px;
  }
  .nav-toggle span{ width:26px; height:1px; background:var(--ink); transition:transform .4s var(--ease), opacity .3s; }
  .nav-toggle.x span:nth-child(1){ transform:translateY(6px) rotate(45deg); }
  .nav-toggle.x span:nth-child(2){ opacity:0; }
  .nav-toggle.x span:nth-child(3){ transform:translateY(-6px) rotate(-45deg); }
}
@media (max-width:520px){
  #tweaks{ width:calc(100vw - 28px); right:14px; bottom:14px; }
}