/* ============================================================
   Peach Tech — Zen Garden / Karesansui
   Japanese dry garden aesthetic with peach tones and stone elements
   ============================================================ */

:root {
  --rice: #F5F0E8;
  --sand: #E8DCC8;
  --sand-dark: #D8CCB4;
  --peach: #F0A878;
  --peach-deep: #E08850;
  --peach-pale: #F8D0B0;
  --stone: #686058;
  --stone-light: #888078;
  --ink: #1A1815;
  --ink-soft: #3A3835;
  --bamboo: #5A8A60;
  --bamboo-dark: #467048;
  --zen-white: #FAF7F2;
  --moss: #8A9A70;
  --font-body: system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --max-w: 1000px;
  --gap: 2rem;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;font-size:16px}
body{
  font-family:var(--font-body);font-size:0.95rem;line-height:1.7;
  color:var(--ink);background:var(--rice);
  background-image:linear-gradient(90deg,var(--sand) 1px,transparent 1px);
  background-size:80px 80px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto}
a{color:var(--peach-deep);text-decoration:none;transition:color 0.2s}
a:hover{color:var(--bamboo)}

h1,h2,h3,h4{font-weight:700;color:var(--ink);line-height:1.15}
h1{font-size:clamp(1.8rem,3.5vw,2.4rem);letter-spacing:-0.01em}
h2{font-size:clamp(1.3rem,2.5vw,1.6rem)}
h3{font-size:1.05rem}
h4{font-size:0.88rem}

/* --- Zen Nav --- */
.zen-nav{position:sticky;top:0;z-index:100;background:var(--rice);border-bottom:1px solid var(--sand-dark)}
.zen-nav-inner{max-width:var(--max-w);margin:0 auto;padding:0 1.5rem;height:52px;display:flex;align-items:center;justify-content:space-between}
.zen-logo{display:flex;align-items:center;gap:0.5rem;font-weight:700;font-size:0.92rem;color:var(--ink)}
.zen-logo-mark{width:26px;height:26px;background:var(--peach);border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:0.65rem;color:var(--zen-white)}
.zen-links{display:flex;gap:0;list-style:none;padding:0}
.zen-links a{display:block;padding:0.3rem 0.9rem;font-size:0.82rem;font-weight:500;color:var(--stone);transition:all 0.2s}
.zen-links a:hover,.zen-links a.active{color:var(--peach-deep)}
.zen-cta a{background:var(--ink);color:var(--zen-white)!important;font-weight:600}
.zen-cta a:hover{background:var(--peach-deep);color:var(--zen-white)!important}
.zen-menu{display:none;background:none;border:none;cursor:pointer;font-size:1.1rem;color:var(--ink);padding:0.3rem}

/* --- Main --- */
.zen-main{max-width:var(--max-w);margin:0 auto;padding:0 1.5rem}

/* --- Garden Hero --- */
.garden-hero{padding:5rem 0 3rem;text-align:center}
.garden-hero .gh-tag{display:inline-block;font-size:0.7rem;font-weight:700;text-transform:uppercase;letter-spacing:0.12em;color:var(--peach-deep);margin-bottom:0.75rem}
.garden-hero h1{max-width:600px;margin:0 auto 0.75rem}
.garden-hero .gh-desc{color:var(--stone);max-width:520px;margin:0 auto 2rem;font-size:0.93rem;line-height:1.65}

/* --- Stone Stats --- */
.stone-row{display:flex;justify-content:center;gap:0;margin:2rem 0;border:1px solid var(--sand-dark);flex-wrap:wrap}
.stone-stat{text-align:center;padding:1.5rem 2rem;flex:1;min-width:130px}
.stone-stat+.stone-stat{border-left:1px solid var(--sand-dark)}
.stone-stat .ss-val{font-size:1.8rem;font-weight:800;color:var(--peach-deep);line-height:1;margin-bottom:0.1rem}
.stone-stat .ss-lbl{font-size:0.68rem;font-weight:600;text-transform:uppercase;letter-spacing:0.06em;color:var(--stone-light)}

/* --- Garden Section --- */
.garden-section{padding:3.5rem 0}
.garden-section+.garden-section{border-top:1px solid var(--sand)}
.gs-header{display:flex;align-items:center;gap:0.75rem;margin-bottom:2.5rem}
.gs-header .gs-circle{width:10px;height:10px;border-radius:50%;background:var(--peach)}
.gs-header h2{margin-bottom:0}

/* --- Stone Grid --- */
.stone-grid{display:grid;grid-template-columns:1fr 1fr;gap:var(--gap)}
.stone-card{background:var(--zen-white);border:1px solid var(--sand-dark);padding:1.75rem;transition:all 0.25s;position:relative}
.stone-card:hover{border-color:var(--peach);box-shadow:0 4px 16px rgba(0,0,0,0.04)}
.stone-card .sc-mark{font-size:0.65rem;font-weight:700;text-transform:uppercase;letter-spacing:0.08em;color:var(--bamboo);margin-bottom:0.5rem}
.stone-card h4{font-size:0.92rem;margin-bottom:0.3rem}
.stone-card p{font-size:0.84rem;color:var(--stone);line-height:1.55}

/* --- Path Walk --- */
.path-walk{display:grid;grid-template-columns:1fr 1fr;gap:3rem;align-items:start;padding:2.5rem 0}
.path-walk+.path-walk{border-top:1px solid var(--sand)}
.path-walk.reverse{direction:rtl}
.path-walk.reverse .pw-text{direction:ltr}
.pw-text h3{margin-bottom:0.5rem}
.pw-text p{color:var(--stone);line-height:1.7;margin-bottom:0.8rem;font-size:0.88rem}
.pw-list{list-style:none;padding:0}
.pw-list li{padding:0.25rem 0;padding-left:1.2rem;position:relative;color:var(--stone);font-size:0.83rem}
.pw-list li::before{content:'';position:absolute;left:0;top:0.5rem;width:5px;height:5px;background:var(--peach)}
.pw-garden{background:var(--zen-white);border:1px solid var(--sand-dark);padding:2.5rem 2rem;text-align:center}
.pw-garden .pg-icon{font-size:2.5rem;margin-bottom:0.3rem}
.pw-garden h4{font-size:0.9rem;color:var(--peach-deep)}

/* --- Raked Steps --- */
.raked-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--gap)}
.raked-step{text-align:center;padding:1.5rem 1rem;background:var(--zen-white);border:1px solid var(--sand-dark)}
.raked-step .rs-num{font-size:1.8rem;font-weight:800;color:var(--peach-deep);line-height:1;margin-bottom:0.3rem}
.raked-step h4{font-size:0.84rem;margin-bottom:0.15rem}
.raked-step p{font-size:0.78rem;color:var(--stone);line-height:1.4}

/* --- Garden Quote --- */
.garden-quote{background:var(--zen-white);border:1px solid var(--sand-dark);padding:2.5rem;margin:2rem 0;text-align:center}
.garden-quote blockquote{font-size:1rem;line-height:1.6;color:var(--stone);font-style:italic;max-width:560px;margin:0 auto}
.garden-quote .gq-src{display:block;margin-top:0.75rem;font-weight:700;font-size:0.82rem;font-style:normal;color:var(--peach-deep)}

/* --- Contact --- */
.contact-garden{display:grid;grid-template-columns:1fr 1fr;gap:2.5rem}
.contact-stone{background:var(--zen-white);border:1px solid var(--sand-dark);padding:1.25rem;margin-bottom:1rem;border-left:4px solid var(--peach)}
.contact-stone h4{font-size:0.68rem;font-weight:700;text-transform:uppercase;letter-spacing:0.06em;color:var(--stone-light);margin-bottom:0.1rem}
.contact-stone .cs-val{font-weight:700;font-size:0.88rem}
.contact-stone .cs-note{font-size:0.76rem;color:var(--stone);margin-top:0.1rem}
.contact-form-garden{background:var(--zen-white);border:1px solid var(--sand-dark);padding:2rem}
.contact-form-garden h3{margin-bottom:1.25rem}
.form-fz{margin-bottom:0.85rem}
.form-fz label{display:block;font-weight:600;font-size:0.7rem;text-transform:uppercase;letter-spacing:0.04em;color:var(--stone-light);margin-bottom:0.1rem}
.form-fz input,.form-fz textarea,.form-fz select{
  width:100%;padding:0.55rem 0.7rem;font-size:0.86rem;border:1px solid var(--sand-dark);
  font-family:var(--font-body);background:var(--rice);transition:border-color 0.2s;
}
.form-fz input:focus,.form-fz textarea:focus,.form-fz select:focus{outline:none;border-color:var(--peach)}
.form-fz textarea{resize:vertical;min-height:95px}
.form-gz{display:grid;grid-template-columns:1fr 1fr;gap:0.85rem}

.btn{
  display:inline-flex;align-items:center;gap:0.4rem;padding:0.6rem 1.5rem;
  font-size:0.84rem;font-weight:700;cursor:pointer;font-family:var(--font-body);
  border:2px solid var(--ink);transition:all 0.2s;text-transform:uppercase;letter-spacing:0.04em;
}
.btn-ink{background:var(--ink);color:var(--zen-white)}
.btn-ink:hover{background:var(--peach-deep);border-color:var(--peach-deep)}
.btn-peach{background:transparent;color:var(--peach-deep);border-color:var(--peach-deep)}
.btn-peach:hover{background:var(--peach-deep);color:var(--zen-white)}

/* --- Page Open --- */
.page-open{padding:3.5rem 0 1.5rem;text-align:center}
.page-open .po-ensō{font-size:0.7rem;font-weight:700;text-transform:uppercase;letter-spacing:0.12em;color:var(--peach-deep);margin-bottom:0.5rem}
.page-open h1{margin-bottom:0.4rem}
.page-open .po-desc{color:var(--stone);max-width:500px;margin:0 auto;font-size:0.93rem;line-height:1.6}

/* --- Principles --- */
.principles-grid{display:grid;grid-template-columns:1fr 1fr;gap:var(--gap)}
.principle-garden{background:var(--zen-white);border:1px solid var(--sand-dark);padding:1.25rem;border-top:3px solid var(--peach)}
.principle-garden h4{font-size:0.84rem;color:var(--peach-deep);margin-bottom:0.25rem}
.principle-garden p{font-size:0.8rem;color:var(--stone);line-height:1.5}

/* --- Team --- */
.team-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--gap)}
.team-stone{text-align:center;padding:1.25rem 1rem;background:var(--zen-white);border:1px solid var(--sand-dark)}
.team-circle{width:44px;height:44px;border-radius:50%;margin:0 auto 0.5rem;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:0.72rem;color:var(--zen-white)}
.team-circle.peach{background:var(--peach)}
.team-circle.ink{background:var(--ink)}
.team-circle.bamboo{background:var(--bamboo)}
.team-circle.stone{background:var(--stone)}
.team-stone h4{font-size:0.8rem;margin-bottom:0.05rem}
.team-stone .role{font-size:0.7rem;color:var(--stone-light)}

/* --- Legal --- */
.legal-prose{max-width:680px}
.legal-prose section{margin-bottom:2rem}
.legal-prose h2{font-size:1rem;margin-bottom:0.5rem;padding-bottom:0.2rem;border-bottom:1px solid var(--sand-dark);color:var(--peach-deep)}
.legal-prose h3{font-size:0.85rem;margin:0.9rem 0 0.35rem;color:var(--bamboo)}
.legal-prose p{line-height:1.7;color:var(--stone);margin-bottom:0.75rem;font-size:0.86rem}
.legal-prose ul,.legal-prose ol{margin-bottom:0.75rem;color:var(--stone);padding-left:1.5rem;font-size:0.86rem}
.legal-prose ul li,.legal-prose ol li{margin-bottom:0.25rem;line-height:1.5}
.legal-updated{padding:0.75rem 1rem;background:var(--zen-white);border:1px solid var(--sand-dark);border-left:3px solid var(--peach);margin-bottom:1.5rem;font-size:0.8rem;color:var(--stone-light)}
.legal-toc{background:var(--zen-white);border:1px solid var(--sand-dark);padding:1rem;margin-bottom:1.5rem}
.legal-toc h3{font-size:0.75rem;text-transform:uppercase;letter-spacing:0.05em;margin-top:0;margin-bottom:0.5rem;color:var(--stone-light)}
.legal-toc ol{padding-left:1.5rem;margin-bottom:0}
.legal-toc ol li{margin-bottom:0.2rem;font-size:0.82rem}

/* --- Footer --- */
.zen-footer{background:var(--ink);color:var(--sand);margin-top:4rem;border-top:4px solid var(--peach)}
.zen-footer-grid{max-width:var(--max-w);margin:0 auto;padding:2.5rem 1.5rem;display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:2.5rem}
.zen-footer-brand h4{color:var(--peach-pale);font-size:0.88rem;margin-bottom:0.3rem}
.zen-footer-brand p{color:var(--stone-light);font-size:0.78rem;line-height:1.5}
.zen-footer-col h4{color:var(--peach);font-size:0.62rem;text-transform:uppercase;letter-spacing:0.1em;margin-bottom:0.5rem}
.zen-footer-col ul{list-style:none;padding:0}
.zen-footer-col ul li{margin-bottom:0.25rem}
.zen-footer-col ul a{color:var(--stone-light);font-size:0.78rem;transition:color 0.2s}
.zen-footer-col ul a:hover{color:var(--peach-pale)}
.zen-footer-bar{max-width:var(--max-w);margin:0 auto;padding:0.7rem 1.5rem;border-top:1px solid rgba(255,255,255,0.05);display:flex;justify-content:space-between;font-size:0.7rem;color:var(--stone-light)}
.zen-footer-bar a{color:var(--stone-light)}
.zen-footer-bar a:hover{color:var(--peach-pale)}

@media (max-width: 860px){
  .zen-links{display:none;position:absolute;top:52px;left:0;right:0;background:var(--rice);flex-direction:column;padding:1rem;border-bottom:1px solid var(--sand-dark)}
  .zen-links.open{display:flex}
  .zen-menu{display:block}
  .zen-nav-inner{position:relative}
  .stone-grid,.path-walk,.contact-garden,.principles-grid,.team-grid,.raked-steps,.form-gz{grid-template-columns:1fr}
  .path-walk.reverse{direction:ltr}
  .stone-stat{flex:auto;min-width:50%}
  .zen-footer-grid{grid-template-columns:1fr;gap:1.5rem}
}
@media (max-width: 500px){.stone-stat{min-width:100%}}