/* ============================================================
   Harley Jones Jeet Kune Do — stark & powerful
   Single dark visual world: black ground, red + gold strike.
   ============================================================ */

:root{
  --ink:      #060607;   /* ground */
  --ink-2:    #0E0E12;   /* raised panels */
  --ink-3:    #16161B;   /* hairline panels / inputs */
  --paper:    #ECE7DE;   /* warm off-white text */
  --ash:      #928E86;   /* secondary text */
  --red:      #E01A1A;   /* brand brush red */
  --red-deep: #A00F12;
  --gold:     #F2A81D;   /* brand brush gold */
  --line:     rgba(236,231,222,.12);
  --line-2:   rgba(236,231,222,.06);

  --display: 'Oswald', 'Arial Narrow', system-ui, sans-serif;
  --body:    'IBM Plex Sans', system-ui, -apple-system, Segoe UI, Roboto, sans-serif;

  --wrap: 1140px;
  --pad: clamp(1.25rem, 5vw, 4rem);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion: reduce){ html{scroll-behavior:auto} }

body{
  margin:0;
  background:var(--ink);
  color:var(--paper);
  font-family:var(--body);
  font-size:clamp(1rem, .96rem + .2vw, 1.075rem);
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}

.wrap{max-width:var(--wrap);margin-inline:auto;padding-inline:var(--pad);width:100%}

/* the hero + footer lockups sit on black art — screen blend drops that black
   onto the near-black surface. The nav mark is a real transparent PNG, so it
   needs no blending. */
.hero__emblem,.footer__mark{ mix-blend-mode:screen; }

/* ---------------- NAV ---------------- */
.nav{
  position:fixed; inset:0 0 auto 0; z-index:50;
  display:flex; align-items:center; justify-content:space-between;
  gap:1rem; padding:.7rem var(--pad);
  background:rgba(6,6,7,.55);
  backdrop-filter:blur(14px) saturate(120%);
  border-bottom:1px solid var(--line-2);
  transition:background .3s ease, border-color .3s ease;
}
.nav.is-scrolled{ background:rgba(6,6,7,.9); border-bottom-color:var(--line); }
.nav__mark{ height:44px; width:auto; }
.nav__links{ display:flex; align-items:center; gap:clamp(1rem,2.4vw,2.2rem); }
.nav__links a{
  font-family:var(--display); font-weight:500; font-size:.82rem;
  text-transform:uppercase; letter-spacing:.14em; color:var(--paper);
  opacity:.82; transition:opacity .2s, color .2s;
}
.nav__links a:hover{ opacity:1; color:#fff; }
.nav__cta{
  padding:.55em 1.1em; border:1px solid var(--red);
  color:#fff !important; opacity:1 !important; border-radius:2px;
  transition:background .18s ease, color .18s ease;
}
.nav__cta:hover{ background:var(--red); }
.nav__toggle{ display:none; }

/* ---------------- HERO ---------------- */
.hero{
  position:relative; min-height:100svh;
  display:flex; flex-direction:column; align-items:center; justify-content:center;
  text-align:center; padding:7rem var(--pad) 4rem; overflow:hidden;
}
/* the strike: one hard diagonal red slash behind the emblem */
.hero__slash{
  position:absolute; left:-20%; right:-20%; top:52%;
  height:clamp(120px,20vw,260px);
  background:linear-gradient(100deg, transparent 0%, rgba(224,26,26,.10) 45%, rgba(224,26,26,.18) 50%, rgba(224,26,26,.10) 55%, transparent 100%);
  transform:rotate(-8deg); filter:blur(2px); pointer-events:none;
}
.hero__inner{ position:relative; max-width:820px; }
.hero__emblem{
  width:clamp(220px, 40vw, 400px); margin:0 auto 1.6rem; position:relative;
}
/* circular red glow behind the emblem (a rectangular drop-shadow on the opaque
   logo art read as a box; a radial glow is round and sits under the blend) */
.hero__inner::before{
  content:""; position:absolute; left:50%; top:clamp(120px,20vw,210px);
  transform:translate(-50%,-50%);
  width:clamp(300px,46vw,520px); aspect-ratio:1; border-radius:50%;
  background:radial-gradient(circle, rgba(224,26,26,.20), rgba(224,26,26,0) 68%);
  pointer-events:none; z-index:-1;
}
.hero__kicker{
  font-family:var(--display); text-transform:uppercase; letter-spacing:.36em;
  font-size:.78rem; color:var(--gold); margin:0 0 1rem;
}
.hero__title{
  font-family:var(--display); font-weight:600; text-transform:uppercase;
  font-size:clamp(2.6rem, 8vw, 5.4rem); line-height:.95; letter-spacing:.01em;
  margin:0; text-wrap:balance;
}
.hero__lede{
  max-width:46ch; margin:1.4rem auto 2.2rem; color:var(--ash);
  font-size:clamp(1.02rem,1.4vw,1.2rem);
}
.hero__actions{ display:flex; gap:.9rem; justify-content:center; flex-wrap:wrap; }
.hero__scroll{
  position:absolute; bottom:1.4rem; left:50%; transform:translateX(-50%);
  font-size:1.1rem; color:var(--ash); opacity:.6; animation:bob 2.4s ease-in-out infinite;
}
@keyframes bob{ 0%,100%{transform:translate(-50%,0)} 50%{transform:translate(-50%,7px)} }
@media (prefers-reduced-motion: reduce){ .hero__scroll{animation:none} }

/* ---------------- BUTTONS ---------------- */
.btn{
  display:inline-flex; align-items:center; gap:.5em;
  font-family:var(--display); font-weight:500; text-transform:uppercase;
  letter-spacing:.16em; font-size:.85rem; padding:.95em 1.7em;
  border-radius:2px; border:1px solid transparent; cursor:pointer;
  transition:transform .12s ease, background .16s ease, color .16s ease, border-color .16s ease;
}
.btn:active{ transform:translateY(1px); }
.btn--red{ background:var(--red); color:#fff; }
.btn--red:hover{ background:#fff; color:var(--ink); }
.btn--ghost{ border-color:var(--line); color:var(--paper); }
.btn--ghost:hover{ border-color:var(--paper); }
.btn--full{ width:100%; justify-content:center; }

/* ---------------- SECTIONS ---------------- */
.section{ position:relative; padding:clamp(4.5rem,10vw,8rem) 0; }
.section + .section{ border-top:1px solid var(--line-2); }
.section__title{
  font-family:var(--display); font-weight:600; text-transform:uppercase;
  font-size:clamp(1.9rem,4.6vw,3.2rem); line-height:1.02; letter-spacing:.01em;
  margin:.3rem 0 0; text-wrap:balance;
}
.eyebrow{
  display:flex; align-items:center; gap:.8rem; margin:0 0 .4rem;
  font-family:var(--display); text-transform:uppercase; letter-spacing:.28em;
  font-size:.76rem; color:var(--gold);
}
.eyebrow__bar{ width:34px; height:2px; background:var(--red); display:inline-block; }

/* huge motto watermark */
.jkd-watermark{
  position:absolute; top:50%; left:var(--pad); transform:translateY(-50%);
  font-size:clamp(6rem,22vw,18rem); line-height:1; color:#fff;
  opacity:.028; pointer-events:none; user-select:none; white-space:nowrap;
  writing-mode:vertical-rl; font-family:var(--body); font-weight:600;
  z-index:3;   /* bleed across into neighbouring sections, painted on top of them
                  (never hidden behind an opaque section background) */
}
.jkd-watermark--right{ left:auto; right:var(--pad); }

/* ---------------- APPROACH ---------------- */
.approach__grid{
  display:grid; grid-template-columns:1.1fr 1fr; gap:clamp(1.5rem,4vw,3.5rem);
  margin-top:2.6rem;
}
.approach__lead{ font-size:clamp(1.25rem,2vw,1.6rem); line-height:1.45; color:var(--paper); margin:0; }
.approach__body{ color:var(--ash); margin:0; }

/* ---------------- PILLARS ---------------- */
.pillars{ background:var(--ink-2); }
.pillars__lead{ font-family:var(--display); text-transform:uppercase; letter-spacing:.2em; color:var(--gold); font-size:.85rem; margin:0 0 2.2rem; }
.pillars__list{ list-style:none; margin:0; padding:0; display:grid; grid-template-columns:repeat(3,1fr); gap:clamp(1.2rem,3vw,3rem); }
.pillar{ position:relative; padding-top:1.4rem; border-top:1px solid var(--line); }
.pillar__num{ font-family:var(--display); font-weight:600; font-size:1rem; color:var(--red); letter-spacing:.1em; }
.pillar__title{ font-family:var(--display); font-weight:600; text-transform:uppercase; font-size:1.5rem; letter-spacing:.02em; margin:.5rem 0 .6rem; }
.pillar p{ color:var(--ash); margin:0; }

/* ---------------- INSTRUCTOR ---------------- */
.instructor__grid{ display:grid; grid-template-columns:.85fr 1.15fr; gap:clamp(1.6rem,5vw,4rem); align-items:start; }
.instructor__facts{ list-style:none; margin:1.6rem 0 0; padding:0; border-top:1px solid var(--line); }
.instructor__facts li{ display:flex; flex-direction:column; padding:.85rem 0; border-bottom:1px solid var(--line); }
.instructor__facts span{ font-family:var(--display); text-transform:uppercase; letter-spacing:.14em; font-size:.72rem; color:var(--gold); margin-bottom:.15rem; }
.instructor__bio p{ color:var(--ash); margin:0 0 1.1rem; max-width:64ch; }
.instructor__bio p:first-child{ color:var(--paper); font-size:1.12rem; line-height:1.6; }
.instructor__bio p:last-child{ margin-bottom:0; }

/* ---------------- LINEAGE / ROOTS ---------------- */
.lineage__intro{ max-width:52ch; color:var(--ash); margin:1.2rem 0 3rem; }
.timeline{ list-style:none; margin:0; padding:0; position:relative; }
.timeline::before{ content:""; position:absolute; left:7px; top:6px; bottom:6px; width:2px; background:linear-gradient(var(--red), var(--gold)); opacity:.55; }
.tl{ position:relative; padding:0 0 2.4rem 2.6rem; }
.tl:last-child{ padding-bottom:0; }
.tl__dot{ position:absolute; left:0; top:5px; width:16px; height:16px; border-radius:50%; background:var(--ink); border:2px solid var(--gold); }
.tl--now .tl__dot{ border-color:var(--red); background:var(--red); box-shadow:0 0 0 5px rgba(224,26,26,.15); }
.tl__name{ font-family:var(--display); font-weight:600; text-transform:uppercase; letter-spacing:.02em; font-size:clamp(1.15rem,2.2vw,1.5rem); margin:0 0 .25rem; }
.tl--now .tl__name{ color:#fff; }
.tl__role{ color:var(--ash); margin:0; max-width:56ch; }
.roots__eyebrow{ margin-top:clamp(3rem,7vw,5rem); }
.roots{ display:grid; gap:clamp(1.8rem,4vw,2.8rem); margin-top:1.8rem; }
.root{ border-left:2px solid var(--red); padding-left:clamp(1rem,2.5vw,1.8rem); }
.root__name{ font-family:var(--display); font-weight:600; text-transform:uppercase; letter-spacing:.02em; font-size:clamp(1.3rem,2.6vw,1.85rem); margin:0 0 .7rem; }
.root p{ color:var(--ash); margin:0 0 .9rem; max-width:72ch; }
.root p:last-child{ margin-bottom:0; }
.root em{ color:var(--paper); font-style:italic; }

/* ---------------- TRAINING ---------------- */
.training__grid{ display:grid; grid-template-columns:1.3fr .9fr; gap:clamp(1.6rem,5vw,4rem); align-items:start; }
.training__body{ color:var(--ash); margin:1.1rem 0; max-width:52ch; }
.training .btn{ margin-top:.6rem; }
.training__facts{ list-style:none; margin:0; padding:0; border-top:1px solid var(--line); }
.training__facts li{ display:flex; justify-content:space-between; gap:1rem; padding:1rem 0; border-bottom:1px solid var(--line); }
.fact__k{ color:var(--ash); font-family:var(--display); text-transform:uppercase; letter-spacing:.14em; font-size:.8rem; }
.fact__v{ font-weight:500; text-align:right; }

/* ---------------- GALLERY ---------------- */
/* feature grid: a large lead tile + two stacked, then the group panorama full
   width. Cropped tiles use cover; the wide group is an <img> at natural aspect
   (grid-auto-rows: ...auto lets its row grow) so the whole photo shows. */
.gallery__grid{ display:grid; grid-template-columns:repeat(6,1fr); grid-auto-rows:minmax(180px,auto); gap:.9rem; margin-top:2.6rem; }
.shot{
  position:relative; margin:0; overflow:hidden; border-radius:3px;
  border:1px solid var(--line); background:var(--ink-3);
  filter:grayscale(1) contrast(1.05); transition:filter .35s ease, transform .35s ease;
}
.shot:hover{ filter:grayscale(0) contrast(1); }
.shot--a,.shot--b,.shot--c{ background-size:cover; background-position:center; }
/* the portrait with Vern has the faces up high — anchor the crop near the top so
   the tile never cuts the tops of their heads */
.shot--b{ background-position:center 18%; }
.shot--a{ grid-column:span 4; grid-row:span 2; }
.shot--b{ grid-column:span 2; grid-row:span 1; }
.shot--c{ grid-column:span 2; grid-row:span 1; }
.shot--wide{ grid-column:1 / -1; }
.shot--wide img{ width:100%; height:auto; display:block; }

/* ---------------- CONTACT ---------------- */
.contact{ background:var(--ink-2); }
.contact__grid{ display:grid; grid-template-columns:1fr 1fr; gap:clamp(2rem,5vw,4.5rem); align-items:start; }
.contact__lead{ color:var(--ash); max-width:44ch; margin:1.2rem 0 2rem; }
.contact__direct{ list-style:none; margin:0; padding:0; display:grid; gap:1px; background:var(--line); border:1px solid var(--line); border-radius:3px; overflow:hidden; }
.contact__direct li{ background:var(--ink-2); }
.contact__direct a,.contact__loc{ display:flex; flex-direction:column; padding:1rem 1.2rem; transition:background .2s; }
.contact__direct a:hover{ background:var(--ink-3); }
.contact__direct span span,.contact__direct a span,.contact__loc span{ font-family:var(--display); text-transform:uppercase; letter-spacing:.16em; font-size:.7rem; color:var(--gold); margin-bottom:.15rem; }
.contact__direct a{ font-size:1.15rem; font-weight:500; }
.contact__loc{ font-size:1.15rem; font-weight:500; }

/* form */
.form{ display:grid; gap:1rem; }
.field{ display:flex; flex-direction:column; gap:.4rem; }
.field > span{ font-family:var(--display); text-transform:uppercase; letter-spacing:.14em; font-size:.74rem; color:var(--ash); }
.field-row{ display:grid; grid-template-columns:1fr 1fr; gap:1rem; }
input,select,textarea{
  font-family:var(--body); font-size:1rem; color:var(--paper);
  background:var(--ink-3); border:1px solid var(--line); border-radius:3px;
  padding:.8em .9em; width:100%; transition:border-color .18s ease, box-shadow .18s ease;
}
input::placeholder,textarea::placeholder{ color:#5f5c56; }
input:focus,select:focus,textarea:focus{ outline:none; border-color:var(--red); box-shadow:0 0 0 3px rgba(224,26,26,.18); }
textarea{ resize:vertical; }
select{ appearance:none; background-image:linear-gradient(45deg,transparent 50%,var(--ash) 50%),linear-gradient(135deg,var(--ash) 50%,transparent 50%); background-position:calc(100% - 18px) 55%,calc(100% - 13px) 55%; background-size:5px 5px,5px 5px; background-repeat:no-repeat; }
.hidden{ position:absolute; left:-9999px; }

/* ---------------- FOOTER ---------------- */
.footer{ padding:clamp(3rem,7vw,5rem) 0 2rem; border-top:1px solid var(--line); }
.footer__grid{ display:grid; grid-template-columns:auto 1fr auto; gap:2rem; align-items:center; }
.footer__mark{ height:96px; width:auto; }
.footer__meta{ color:var(--ash); }
.footer__meta p{ margin:.15rem 0; }
.footer__meta a:hover{ color:#fff; }
.footer__motto{ text-align:right; font-size:1.5rem; color:var(--paper); margin:0; line-height:1.2; }
.footer__motto span{ display:block; font-family:var(--display); text-transform:uppercase; letter-spacing:.16em; font-size:.7rem; color:var(--ash); margin-top:.3rem; }
.footer__copy{ text-align:center; color:#54514c; font-size:.8rem; margin:2.5rem 0 0; }

/* ---------------- REVEAL ---------------- */
.reveal{ opacity:0; transform:translateY(24px); transition:opacity .7s cubic-bezier(.2,.7,.2,1), transform .7s cubic-bezier(.2,.7,.2,1); }
.reveal.in{ opacity:1; transform:none; }
@media (prefers-reduced-motion: reduce){ .reveal{ opacity:1; transform:none; transition:none; } }

/* ---------------- RESPONSIVE ---------------- */
@media (max-width: 860px){
  .approach__grid,.training__grid,.contact__grid,.instructor__grid{ grid-template-columns:1fr; }
  .pillars__list{ grid-template-columns:1fr; gap:1.6rem; }
  .footer__grid{ grid-template-columns:1fr; text-align:center; justify-items:center; }
  .footer__meta{ text-align:center; }
  .footer__motto{ text-align:center; }
  .gallery__grid{ grid-template-columns:repeat(2,1fr); grid-auto-rows:minmax(150px,auto); }
  .shot--a{ grid-column:span 2; grid-row:span 2; }
  .shot--b,.shot--c{ grid-column:span 1; grid-row:span 1; }
  .shot--wide{ grid-column:1 / -1; }

  /* backdrop-filter makes .nav the containing block for its fixed child, which
     confined the menu panel to the ~66px nav bar. Drop it on mobile so the panel
     is fixed to the viewport (full height). */
  .nav{ backdrop-filter:none; -webkit-backdrop-filter:none; background:rgba(6,6,7,.92); }
  .nav.is-scrolled{ background:rgba(6,6,7,.96); }
  .nav__links{
    position:fixed; top:0; right:0; bottom:0; left:auto;
    width:80vw; max-width:320px; height:100%;
    flex-direction:column; align-items:flex-start; justify-content:flex-start;
    gap:1.4rem; padding:5.5rem 2rem 2rem; background:#0B0B10;
    border-left:1px solid var(--line); transform:translateX(100%);
    transition:transform .3s cubic-bezier(.2,.7,.2,1);
    overflow-y:auto; -webkit-overflow-scrolling:touch;
  }
  .nav__links.open{ transform:none; }
  .nav__links a{ font-size:1.1rem; }
  .nav__toggle{
    display:flex; flex-direction:column; gap:5px; width:34px; height:34px;
    align-items:center; justify-content:center; background:none; border:none; cursor:pointer; z-index:60;
  }
  .nav__toggle span{ width:24px; height:2px; background:var(--paper); transition:transform .25s, opacity .25s; }
  .nav__toggle[aria-expanded="true"] span:first-child{ transform:translateY(7px) rotate(45deg); }
  .nav__toggle[aria-expanded="true"] span:last-child{ transform:translateY(-7px) rotate(-45deg); }
}
@media (max-width:520px){
  .field-row{ grid-template-columns:1fr; }
}