/* ============================================================
   GRIP — stylesheet
   Tool-shop identity: warm paper, deep ink, machined-copper accent.
   The three-jaw chuck is the visual: three jaws (Reality, Intent,
   Process) close on the work. Reality green + Intent amber carry
   over from the series; Process is the new copper jaw.
   ============================================================ */

:root{
  /* neutrals */
  --ink:#16130F; --ink-soft:#3A352D; --paper:#F3ECDF; --paper-2:#EAE0CE;
  --clay:#B0875F; --stone:#8C8475;
  /* semantic jaw colors */
  --reality:#2F7D58;   /* pine — environment */
  --intent:#E0A23C;    /* amber — developer */
  --process:#A85A2C;   /* copper — the loop */
  /* type */
  --display:"Space Grotesk",system-ui,sans-serif;
  --body:"Inter",system-ui,sans-serif;
  --mono:"JetBrains Mono",ui-monospace,monospace;
  /* scale */
  --t-hero:clamp(3rem,9vw,6.5rem); --t-h2:clamp(1.9rem,4.2vw,3.1rem);
  --t-big:clamp(1.8rem,5vw,3.2rem);
  --lh-body:1.66; --track:0.06em;
  --section-y:clamp(4rem,9vw,7.5rem); --wrap:1080px; --radius:5px;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{
  font-family:var(--body); color:var(--ink); background:var(--paper);
  font-size:1.0625rem; line-height:var(--lh-body);
  -webkit-font-smoothing:antialiased; text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
.wrap{max-width:var(--wrap);margin-inline:auto;padding-inline:clamp(1.2rem,5vw,2.5rem)}
em{font-style:italic}
strong{font-weight:600}
a{color:inherit}

/* ---- machined-floor texture (faint concentric scoring) ---- */
.shop{position:relative}
.shop::before{
  content:""; position:absolute; inset:0; z-index:0; pointer-events:none;
  background:
    repeating-radial-gradient(circle at 12% -8%, transparent 0 38px, rgba(168,90,44,.10) 38px 39px),
    repeating-radial-gradient(circle at 92% 108%, transparent 0 50px, rgba(176,135,95,.10) 50px 51px);
}
.shop > *{position:relative;z-index:1}

/* ---- corner registration marks ---- */
.reg{position:absolute;font-family:var(--mono);color:var(--clay);font-size:1.1rem;opacity:.7;z-index:2}
.reg--tl{top:14px;left:16px}.reg--tr{top:14px;right:16px}
.reg--bl{bottom:14px;left:16px}.reg--br{bottom:14px;right:16px}

/* ---- shared type ---- */
.eyebrow{font-family:var(--mono);font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;color:var(--stone);margin-bottom:1rem}
.eyebrow--light{color:#b9ad97}
.coord{font-family:var(--mono);font-size:.78rem;color:var(--stone);letter-spacing:.04em}
.amber{color:var(--intent)} .green{color:var(--reality)} .copper{color:var(--process)}

/* small copper-bead glyph used in coord lines */
.bead{display:inline-block;width:9px;height:9px;border-radius:50%;background:var(--process);
  vertical-align:-1px;box-shadow:0 0 5px rgba(168,90,44,.45)}

/* ============ NAV ============ */
.nav{
  position:sticky;top:0;z-index:50;display:flex;align-items:center;gap:1.4rem;
  padding:.85rem clamp(1.2rem,5vw,2.5rem);
  background:rgba(243,236,223,.86);backdrop-filter:blur(9px);
  border-bottom:1px solid rgba(176,135,95,.35);
}
.nav__brand{display:flex;align-items:center;gap:.55rem;font-family:var(--display);font-weight:700;letter-spacing:.22em;text-decoration:none}
.glyph{color:var(--ink)}
.nav__links{display:flex;gap:1.2rem;margin-left:auto;flex-wrap:wrap}
.nav__links a{font-family:var(--mono);font-size:.8rem;text-decoration:none;color:var(--ink-soft);letter-spacing:.02em;transition:color .2s}
.nav__links a:hover{color:var(--ink)}
.nav__links a[data-pill=reality]:hover{color:var(--reality)}
.nav__links a[data-pill=intent]:hover{color:var(--intent)}
.nav__links a[data-pill=process]:hover{color:var(--process)}
/* mini chuck — three jaws lighten when their section is in view */
.nav__chuck .jaw{fill:var(--paper-2);stroke:var(--clay);stroke-width:1.2;transition:fill .3s}
.nav__chuck .ring{fill:none;stroke:var(--clay);stroke-width:1;opacity:.55}
.nav__chuck .core{fill:var(--ink)}
.nav__chuck.act-reality .jaw-r{fill:var(--reality)}
.nav__chuck.act-intent  .jaw-i{fill:var(--intent)}
.nav__chuck.act-process .jaw-p{fill:var(--process)}

/* ============ HERO ============ */
.hero{padding-block:clamp(3rem,7vw,6rem) var(--section-y);overflow:hidden}
.hero__grid{max-width:var(--wrap);margin-inline:auto;padding-inline:clamp(1.2rem,5vw,2.5rem);
  display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(1.5rem,5vw,4rem);align-items:center}
.wordmark{font-family:var(--display);font-weight:700;font-size:var(--t-hero);line-height:.95;letter-spacing:.14em;margin:.2rem 0 .6rem}
.hero__tag{font-family:var(--display);font-weight:500;font-size:clamp(1.05rem,2.2vw,1.4rem);color:var(--ink-soft);max-width:32ch}
.hero__lede{margin:1.2rem 0 1.8rem;max-width:44ch;color:var(--ink-soft)}
.cta{display:flex;gap:.8rem;flex-wrap:wrap;margin-bottom:1.8rem}
.cta--center{justify-content:center}
.btn{font-family:var(--mono);font-size:.86rem;letter-spacing:.03em;text-decoration:none;padding:.7rem 1.25rem;border-radius:var(--radius);transition:transform .15s,background .2s,color .2s;display:inline-block}
.btn:hover{transform:translateY(-2px)}
.btn--solid{background:var(--process);color:#fff}
.btn--ghost{border:1px solid var(--ink);color:var(--ink)}
.btn--ghost:hover{background:var(--ink);color:var(--paper)}

/* ---- hero chuck ---- */
.hero__art{display:flex;justify-content:center}
.chuck{width:100%;max-width:430px;height:auto;overflow:visible}
.chuck__ring{fill:none;stroke:var(--clay);stroke-width:1.2;opacity:.55}
.chuck__ring--inner{stroke-dasharray:3 4;opacity:.7}
.chuck__edge{fill:none;stroke:var(--ink);stroke-width:2;stroke-linejoin:round}
.jaw{fill:none;stroke-width:14;stroke-linecap:round}
.jaw-r{stroke:var(--reality)} .jaw-i{stroke:var(--intent)} .jaw-p{stroke:var(--process)}
.jaw__label{font-family:var(--mono);font-size:13px;letter-spacing:.08em;fill:var(--ink)}
.jaw__src{font-family:var(--mono);font-size:10px;letter-spacing:.02em;fill:var(--stone)}
.work-dot{fill:var(--ink);stroke:var(--paper);stroke-width:2}
.work-lbl{font-family:var(--mono);font-size:11px;fill:var(--ink-soft)}

/* close-in / clamp animation */
.chuck__edge{stroke-dasharray:1000;stroke-dashoffset:1000;animation:draw 1.6s ease forwards .2s}
.jaw,.jaw__label,.jaw__src{opacity:0;animation:slidein .9s cubic-bezier(.2,.7,.2,1) forwards}
.jaw-r,.jaw__label--r,.jaw__src--r{animation-delay:1.4s}
.jaw-i,.jaw__label--i,.jaw__src--i{animation-delay:1.7s}
.jaw-p,.jaw__label--p,.jaw__src--p{animation-delay:2.0s}
.work-dot,.work-lbl{opacity:0;animation:pop .5s ease forwards 2.4s}
@keyframes draw{to{stroke-dashoffset:0}}
@keyframes slidein{from{opacity:0;transform:scale(1.18)}to{opacity:1;transform:scale(1)}}
@keyframes pop{from{opacity:0;transform:scale(.6)}to{opacity:1;transform:scale(1)}}
.jaw,.jaw__label,.jaw__src,.work-dot,.work-lbl{transform-box:fill-box;transform-origin:center}

/* ============ DEEP (ink) SECTIONS ============ */
.deep{background:var(--ink);color:var(--paper);padding-block:var(--section-y);position:relative;overflow:hidden}
.deep::after{content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(40% 60% at 90% 110%, rgba(168,90,44,.16), transparent 70%)}
.deep__inner{max-width:780px;position:relative;z-index:1}
.deep__inner--center{margin-inline:auto;text-align:center;display:flex;flex-direction:column;align-items:center}
.bigline{font-family:var(--display);font-weight:500;font-size:var(--t-big);line-height:1.1;color:#e9e1d0}
.bigline--break{color:var(--process);margin-top:.2rem}
.deep__note{margin-top:1.8rem;color:#c8bda8;max-width:58ch;font-size:1.1rem}
.deep__note--center{margin-inline:auto;text-align:center}
.deep__h{font-family:var(--display);font-weight:600;font-size:var(--t-h2);line-height:1.12;color:#f0e8d7}
.deep__h--xl{font-size:clamp(2.2rem,6vw,4rem);margin:1.4rem 0 .4rem}

/* asymmetry rows */
.asym{margin:2.4rem 0;display:flex;flex-direction:column;gap:0}
.asym__row{display:grid;grid-template-columns:130px 130px 1fr;gap:1rem;align-items:baseline;
  padding:1.1rem 0;border-top:1px solid rgba(176,135,95,.3)}
.asym__row:last-child{border-bottom:1px solid rgba(176,135,95,.3)}
.asym__name{font-family:var(--display);font-weight:600;font-size:1.3rem}
.asym__word{font-family:var(--mono);font-size:.92rem;letter-spacing:.05em;text-transform:uppercase}
.asym__detail{color:#c8bda8;font-size:.98rem}
.asym__row--reality .asym__name,.asym__row--reality .asym__word{color:#5cc08c}
.asym__row--intent  .asym__name,.asym__row--intent  .asym__word{color:var(--intent)}
.asym__row--process .asym__name,.asym__row--process .asym__word{color:#d27a45}
.trend{font-family:var(--mono);font-size:.78rem;color:#5cc08c;display:inline-block;margin-top:.2rem}
.thesis{font-family:var(--display);font-weight:500;font-size:clamp(1.4rem,3.4vw,2.2rem);line-height:1.22;color:#f0e8d7;margin-top:1rem}

/* ============ SECTIONS / CARDS ============ */
.section{padding-block:var(--section-y)}
.section__h{font-family:var(--display);font-weight:600;font-size:var(--t-h2);line-height:1.12;margin-bottom:1rem}
.section__lede{max-width:62ch;color:var(--ink-soft);font-size:1.12rem;margin-bottom:1rem}
.section__body{max-width:62ch;margin:1.4rem 0 1.6rem}
.section__body--accent{background:var(--paper-2);border-left:3px solid var(--clay);padding:1rem 1.2rem;border-radius:0 var(--radius) var(--radius) 0}
.pillar--reality .section__body--accent{border-left-color:var(--reality)}
.pillar--intent  .section__body--accent{border-left-color:var(--intent)}
.pillar--process .section__body--accent{border-left-color:var(--process)}
.pquote{font-family:var(--display);font-weight:500;font-size:clamp(1.4rem,3.2vw,2rem);line-height:1.2;margin:1.6rem 0;border-left:3px solid var(--clay);padding-left:1.1rem}

.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:1.2rem;margin-top:2.4rem}
.card{background:var(--paper-2);border-radius:var(--radius);padding:1.6rem 1.4rem;border-top:4px solid var(--clay);transition:transform .2s}
.card:hover{transform:translateY(-4px)}
.card__tag{font-family:var(--mono);font-size:.72rem;letter-spacing:.1em;color:var(--stone);margin-bottom:.8rem}
.card__h{font-family:var(--display);font-weight:600;font-size:1.7rem;margin-bottom:.4rem}
.card__def{color:var(--ink-soft);margin-bottom:1rem}
.card__src{font-family:var(--mono);font-size:.8rem;color:var(--stone)}
.card--reality{border-top-color:var(--reality)} .card--reality .card__h{color:var(--reality)}
.card--intent{border-top-color:var(--intent)}   .card--intent  .card__h{color:var(--intent)}
.card--process{border-top-color:var(--process)} .card--process .card__h{color:var(--process)}

/* pillar deep-dive accents */
.pillar{border-top:1px solid rgba(176,135,95,.3)}
.pillar--reality .eyebrow,.pillar--reality .section__h{color:var(--reality)}
.pillar--reality .pquote{border-left-color:var(--reality)}
.pillar--intent  .eyebrow,.pillar--intent  .section__h{color:var(--intent)}
.pillar--intent  .pquote{border-left-color:var(--intent)}
.pillar--process .eyebrow,.pillar--process .section__h{color:var(--process)}
.pillar--process .pquote{border-left-color:var(--process)}
.pillar--process{background:linear-gradient(180deg, rgba(168,90,44,.05), transparent 40%)}

/* practice chips */
.chips{list-style:none;display:flex;flex-wrap:wrap;gap:.7rem}
.chips li{font-family:var(--mono);font-size:.82rem;padding:.5rem .9rem;border:1px solid var(--clay);border-radius:999px;background:var(--paper)}
.pillar--reality .chips li{border-color:var(--reality)}
.pillar--intent  .chips li{border-color:var(--intent)}
.pillar--process .chips li{border-color:var(--process)}

/* ============ DIAGNOSTIC TABLE ============ */
.diag{margin-top:2.2rem;border:1px solid var(--clay);border-radius:var(--radius);overflow:hidden}
.diag__head,.diag__row{display:grid;grid-template-columns:1.4fr .8fr 1.6fr}
.diag__head{background:var(--ink);color:var(--paper);font-family:var(--mono);font-size:.78rem;letter-spacing:.06em;text-transform:uppercase}
.diag__head span{padding:.9rem 1.1rem}
.diag__row{border-top:1px solid rgba(176,135,95,.4)}
.diag__row span{padding:1.1rem;display:flex;align-items:center}
.diag__row:nth-child(even){background:var(--paper-2)}
.tag{font-family:var(--mono);font-size:.82rem;font-weight:500;padding:.3rem .7rem;border-radius:999px;color:#fff}
.tag--reality{background:var(--reality)}
.tag--intent{background:var(--intent);color:var(--ink)}
.tag--process{background:var(--process)}

/* ============ CLOSE ============ */
.deep--close{text-align:center}
.chuck--lit{margin-bottom:.5rem;overflow:visible}
.chuck--lit .chuck__edge{stroke:var(--clay);stroke-width:1.6;animation:none;stroke-dasharray:none;stroke-dashoffset:0}
.chuck--lit .jaw{animation:none;opacity:1;transform:none;stroke-width:12}
.chuck--lit .work-dot{animation:none;opacity:1;fill:var(--paper)}
.closing-line{font-family:var(--display);font-weight:600;font-size:clamp(1.1rem,2.7vw,1.7rem);margin:1.6rem 0 2rem;line-height:1.6}
.closing-line span{white-space:nowrap}

/* ============ FOOTER ============ */
.footer{background:var(--paper-2);border-top:1px solid var(--clay);padding-block:clamp(2.5rem,5vw,4rem)}
.footer__inner{display:flex;align-items:center;gap:1.6rem;flex-wrap:wrap}
.disk__rim{font-family:var(--mono);font-size:9px;letter-spacing:.22em;fill:var(--ink)}
.disk__rim--sm{font-size:5.8px;letter-spacing:.1em;fill:var(--ink-soft)}
.footer__tag{font-family:var(--display);font-weight:500;font-size:1.25rem;margin-bottom:.4rem}

/* ============ RESPONSIVE ============ */
@media (max-width:860px){
  .hero__grid{grid-template-columns:1fr}
  .hero__art{order:-1;max-width:360px;margin-inline:auto}
  .cards{grid-template-columns:1fr}
  .nav__links{display:none}
  .asym__row{grid-template-columns:1fr;gap:.25rem;text-align:left}
  .diag__head{display:none}
  .diag__row{grid-template-columns:1fr;gap:0}
  .diag__row span{padding:.5rem 1.1rem}
  .diag__row span:first-child{padding-top:1.1rem;font-weight:600}
  .diag__row span:last-child{padding-bottom:1.1rem;color:var(--ink-soft)}
}

/* ============ REDUCED MOTION ============ */
@media (prefers-reduced-motion:reduce){
  .chuck__edge,.jaw,.jaw__label,.jaw__src,.work-dot,.work-lbl{animation:none!important;opacity:1!important;stroke-dashoffset:0!important;transform:none!important}
  .btn:hover,.card:hover{transform:none}
}