/* ============================================================
   FLOEMA — Minisito istituzionale
   Token: ink / paper / phloem / ochre (growshop) / teal (seedbank)
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@500;600;700&family=Source+Serif+4:ital,opsz,wght@0,8..60,400;0,8..60,600;1,8..60,400&family=IBM+Plex+Sans:wght@400;500;600&display=swap');

:root{
  --ink:        #10201B;
  --ink-soft:   #243B33;
  --paper:      #EDEADE;
  --paper-dim:  #E1DDCD;
  --phloem:     #3D6354;
  --ochre:      #C9A227;
  --ochre-dim:  #9C7E1E;
  --teal:       #4F8A91;
  --teal-dim:   #3D6D73;
  --line:       rgba(16,32,27,0.14);
  --line-on-dark: rgba(237,234,222,0.18);

  --display: 'JetBrains Mono', ui-monospace, monospace;
  --body:    'Source Serif 4', Georgia, serif;
  --utility: 'IBM Plex Sans', -apple-system, sans-serif;

  --container: 1180px;
  --radius: 2px;
}

*{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:var(--body);
  font-size:1.05rem;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
}
img,svg{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
h1,h2,h3{
  font-family:var(--display);
  font-weight:600;
  line-height:1.08;
  letter-spacing:-0.01em;
  margin:0;
}
p{ margin:0 0 1em; }
.container{
  max-width:var(--container);
  margin:0 auto;
  padding:0 28px;
}
.eyebrow{
  font-family:var(--utility);
  font-size:0.72rem;
  letter-spacing:0.16em;
  text-transform:uppercase;
  font-weight:600;
  opacity:0.65;
  display:block;
  margin-bottom:0.9em;
}
.visually-hidden{
  position:absolute; width:1px; height:1px;
  overflow:hidden; clip:rect(0,0,0,0);
}

/* focus ring — always visible, never suppressed */
a:focus-visible, button:focus-visible{
  outline:2px solid var(--ochre);
  outline-offset:3px;
  border-radius:var(--radius);
}

@media (prefers-reduced-motion: reduce){
  *{ animation-duration:0.001ms !important; animation-iteration-count:1 !important; transition-duration:0.001ms !important; scroll-behavior:auto !important; }
}

/* ---------------- NAV ---------------- */
.nav{
  position:sticky; top:0; z-index:40;
  background:rgba(237,234,222,0.92);
  backdrop-filter:blur(6px);
  border-bottom:1px solid var(--line);
}
.nav .container{
  display:flex; align-items:center; justify-content:space-between;
  height:72px; position:relative;
}
.nav-mark{
  display:flex; align-items:center; gap:9px;
}
.nav-mark .word{
  font-family:var(--display); font-weight:700; font-size:1.05rem;
  letter-spacing:0.04em;
}
.nav-mark .word .dot{ color:var(--ochre); }

.nav-right{ display:flex; align-items:center; gap:18px; }

.lang-switch{ display:flex; gap:4px; }
.lang-switch button{
  font-family:var(--utility); font-size:0.72rem; font-weight:700;
  letter-spacing:0.03em; background:none; border:none; cursor:pointer;
  padding:5px 7px; opacity:0.45; color:var(--ink);
  border-bottom:2px solid transparent;
}
.lang-switch button:hover{ opacity:0.8; }
.lang-switch button.is-active{ opacity:1; border-bottom-color:var(--ochre); }

.nav-burger{
  display:none; background:none; border:none; cursor:pointer;
  padding:6px; color:var(--ink);
}
.nav-burger svg{ width:22px; height:22px; display:block; }

.nav-links{ display:flex; align-items:center; gap:30px; }
.nav-links a{
  font-family:var(--utility); font-size:0.86rem; font-weight:500;
  padding:8px 0; border-bottom:2px solid transparent;
  transition:border-color .2s ease, opacity .2s ease;
}
.nav-links a:hover{ border-bottom-color:var(--ochre); }
.nav-links a.is-active{ border-bottom-color:var(--phloem); }
.nav-actions{ display:flex; align-items:center; gap:12px; }
.nav-ghost{
  font-family:var(--utility); font-weight:600; font-size:0.82rem;
  padding:9px 16px; border-radius:999px;
  border:1px solid var(--line);
}
.nav-ghost:hover{ border-color:var(--ink); }
.nav-cta{
  font-family:var(--utility); font-weight:600; font-size:0.82rem;
  background:var(--ink); color:var(--paper);
  padding:10px 18px; border-radius:999px;
  white-space:nowrap;
}
.nav-cta:hover{ background:var(--ink-soft); }

@media (max-width: 760px){
  .nav .container{ height:64px; }
  .nav-burger{ display:flex; }
  .nav-links{
    display:none;
    position:absolute; top:64px; left:0; right:0;
    background:var(--paper); border-bottom:1px solid var(--line);
    flex-direction:column; align-items:stretch; gap:0;
    padding:6px 0 14px;
    box-shadow:0 12px 24px rgba(16,32,27,0.08);
  }
  .nav-links.is-open{ display:flex; }
  .nav-links a{ padding:14px 28px; border-bottom:1px solid var(--line); }
  .nav-actions{ flex-direction:column; align-items:stretch; gap:10px; padding:14px 28px 0; }
  .nav-ghost, .nav-cta{ text-align:center; }
}

/* ---------------- HERO / SECTIONS ---------------- */
section{ padding:96px 0; }
.section-tight{ padding:64px 0; }
.hero{
  background:var(--ink); color:var(--paper);
  padding:88px 0 0;
  overflow:hidden;
}
.hero .container{ padding-bottom:40px; }
.hero h1{
  font-size:clamp(2.2rem, 5.4vw, 3.6rem);
  max-width:14ch;
  color:var(--paper);
}
.hero .lede{
  font-family:var(--body); font-style:italic;
  font-size:1.2rem; color:rgba(237,234,222,0.82);
  max-width:46ch; margin-top:22px;
}
.hero-foot{
  display:flex; gap:14px; margin-top:34px; flex-wrap:wrap;
}

.btn{
  font-family:var(--utility); font-weight:600; font-size:0.88rem;
  padding:13px 24px; border-radius:999px;
  display:inline-flex; align-items:center; gap:8px;
  transition:transform .15s ease, background .2s ease;
  border:1px solid transparent;
}
.btn:hover{ transform:translateY(-1px); }
.btn-ochre{ background:var(--ochre); color:var(--ink); }
.btn-ochre:hover{ background:#dab43a; }
.btn-teal{ background:var(--teal); color:var(--ink); }
.btn-teal:hover{ background:#5fa0a8; }
.btn-outline{ border-color:var(--line-on-dark); color:var(--paper); }
.btn-outline:hover{ border-color:var(--paper); }
.btn-outline-light{ border-color:var(--line); color:var(--ink); }
.btn-outline-light:hover{ border-color:var(--ink); }

/* ---------------- LOGO ---------------- */
.logo-mark{ width:30px; height:30px; flex:none; color:var(--ink); }
.logo-mark .half-o{ fill:var(--ochre); }
.logo-mark .half-t{ fill:var(--teal); }
.logo-mark .seed-outline{ fill:none; stroke:currentColor; stroke-width:2; }
.logo-mark .seed-seam{ stroke:currentColor; stroke-width:1.2; opacity:0.45; }

/* ---------------- FLOW BOARD (homepage signature) ---------------- */
.flow-board{ padding-top:12px; }
.flow-emblem{
  display:flex; flex-direction:column; align-items:center;
  gap:10px; margin-bottom:36px;
}
.flow-emblem .logo-mark{ width:46px; height:46px; color:var(--paper); }
.flow-emblem .word{
  font-family:var(--display); font-weight:700; font-size:0.95rem;
  letter-spacing:0.2em; color:rgba(237,234,222,0.8);
}
.flow-row{
  display:grid; grid-template-columns:1fr 92px 1fr;
  align-items:center; gap:0;
  border-top:1px solid var(--line-on-dark);
}
.flow-row:last-child{ border-bottom:1px solid var(--line-on-dark); }
.flow-card{
  display:grid; grid-template-columns:38px 1fr;
  align-items:center; gap:14px;
  padding:22px 20px; transition:transform .2s ease, background .2s ease;
}
.flow-card.is-right{ grid-template-columns:1fr 38px; text-align:right; }
.flow-card.is-right .ico{ grid-column:2; }
.flow-card.is-right > div{ grid-column:1; }
.flow-card .ico{
  width:38px; height:38px; border-radius:50%;
  display:flex; align-items:center; justify-content:center;
  font-family:var(--display); font-size:0.78rem; font-weight:700;
}
.flow-card h4{
  font-family:var(--utility); font-weight:600; font-size:0.98rem;
  margin:0 0 4px; color:var(--paper);
}
.flow-card p{
  font-family:var(--utility); font-size:0.82rem;
  margin:0; color:rgba(237,234,222,0.62);
}
.flow-card.is-ochre .ico{ background:rgba(201,162,39,0.16); color:var(--ochre); }
.flow-card.is-teal .ico{ background:rgba(79,138,145,0.16); color:var(--teal); }
.flow-row:hover .flow-card.is-ochre{ background:rgba(201,162,39,0.08); }
.flow-row:hover .flow-card.is-teal{ background:rgba(79,138,145,0.08); }
.flow-row:hover .flow-card{ transform:translateY(-1px); }

.flow-connector{
  position:relative; height:2px; background:var(--line-on-dark);
  margin:0 6px;
}
.flow-connector .dot{
  position:absolute; top:50%; width:6px; height:6px; border-radius:50%;
  transform:translateY(-50%); transition:transform .25s ease;
}
.flow-connector .dot.o{ background:var(--ochre); left:0; animation:flowR 3.2s linear infinite; }
.flow-connector .dot.t{ background:var(--teal); right:0; animation:flowL 3.2s linear infinite; }
.flow-row:hover .flow-connector .dot{ transform:translateY(-50%) scale(1.7); }
@keyframes flowR{ 0%{ left:0; opacity:0; } 10%{ opacity:1; } 90%{ opacity:1; } 100%{ left:calc(100% - 6px); opacity:0; } }
@keyframes flowL{ 0%{ right:0; opacity:0; } 10%{ opacity:1; } 90%{ opacity:1; } 100%{ right:calc(100% - 6px); opacity:0; } }

@media (max-width:760px){
  .flow-row{ grid-template-columns:1fr; gap:0; }
  .flow-connector{ display:none; }
  .flow-card{ border-top:1px solid var(--line-on-dark); }
  .flow-card:first-child{ border-top:none; }
}

/* ---------------- SPLIT (home, two audiences) ---------------- */
.split{
  display:grid; grid-template-columns:1fr 1fr;
  border-top:1px solid var(--line);
}
.split > a{
  padding:60px 48px; position:relative;
  transition:background .25s ease;
}
.split-growshop{ border-right:1px solid var(--line); }
.split-growshop:hover{ background:rgba(201,162,39,0.07); }
.split-seedbank:hover{ background:rgba(79,138,145,0.07); }
.split h3{ font-size:1.5rem; margin-bottom:14px; }
.split-growshop h3{ color:var(--ochre-dim); }
.split-seedbank h3{ color:var(--teal-dim); }
.split p{ max-width:38ch; opacity:0.85; }
.split-go{
  font-family:var(--utility); font-size:0.85rem; font-weight:600;
  margin-top:20px; display:inline-flex; align-items:center; gap:6px;
}
@media (max-width:760px){
  .split{ grid-template-columns:1fr; }
  .split-growshop{ border-right:none; border-bottom:1px solid var(--line); }
  .split > a{ padding:44px 28px; }
}

/* ---------------- STAGE TIMELINE (growshop page) ---------------- */
.stages{ position:relative; }
.stage{
  display:grid; grid-template-columns:90px 1fr;
  gap:28px; padding:40px 0;
  border-top:1px solid var(--line);
  position:relative;
}
.stage:first-child{ border-top:none; }
.stage-index{
  font-family:var(--display); font-size:0.85rem; font-weight:700;
  color:var(--ochre-dim);
  display:flex; flex-direction:column; gap:6px;
}
.stage-index .num{ font-size:2rem; line-height:1; color:var(--ink); }
.stage h3{ font-size:1.4rem; margin-bottom:10px; }
.stage .stage-includes{
  font-family:var(--utility); font-size:0.78rem; opacity:0.6;
  margin-bottom:14px; letter-spacing:0.02em;
}
.stage ul{ margin:0; padding:0; list-style:none; display:grid; gap:8px; max-width:52ch; }
.stage li{
  font-family:var(--utility); font-size:0.92rem;
  padding-left:18px; position:relative; opacity:0.88;
}
.stage li::before{
  content:''; position:absolute; left:0; top:0.55em;
  width:7px; height:7px; border-radius:50%;
  background:var(--ochre);
}
@media (max-width:600px){
  .stage{ grid-template-columns:1fr; gap:10px; }
}

/* ---------------- FEATURE GRID (seedbank page) ---------------- */
.feature-grid{
  display:grid; grid-template-columns:1fr 1fr; gap:1px;
  background:var(--line); border:1px solid var(--line);
}
.feature{
  background:var(--paper); padding:38px 36px;
}
.feature .mark{
  width:34px; height:34px; border-radius:50%;
  border:2px solid var(--teal); margin-bottom:18px;
  display:flex; align-items:center; justify-content:center;
  font-family:var(--display); font-size:0.8rem; color:var(--teal-dim);
}
.feature h3{ font-size:1.18rem; margin-bottom:10px; }
.feature p{ font-size:0.96rem; opacity:0.85; margin-bottom:0; max-width:38ch; }
.feature.is-highlight{
  background:var(--ink); color:var(--paper);
  position:relative;
}
.feature.is-highlight .mark{ border-color:var(--teal); color:var(--paper); }
.feature.is-highlight h3{ color:var(--paper); }
.feature.is-highlight p{ color:rgba(237,234,222,0.78); }
.feature.is-highlight .pin{
  font-family:var(--utility); font-size:0.7rem; font-weight:600;
  letter-spacing:0.1em; text-transform:uppercase;
  color:var(--teal); display:block; margin-bottom:10px;
}
@media (max-width:700px){
  .feature-grid{ grid-template-columns:1fr; }
}

/* ---------------- BAND (cost note / closing CTA) ---------------- */
.band{
  background:var(--ink); color:var(--paper);
  padding:72px 0;
}
.band .container{
  display:flex; align-items:center; justify-content:space-between;
  gap:40px; flex-wrap:wrap;
}
.band h2{ font-size:clamp(1.5rem,3.4vw,2.1rem); max-width:22ch; color:var(--paper); }
.band .note{
  font-family:var(--body); font-style:italic;
  opacity:0.78; max-width:34ch; margin-top:14px;
}
.band-actions{ display:flex; gap:14px; flex-wrap:wrap; }

/* ---------------- SECTION HEADERS ---------------- */
.section-head{ max-width:62ch; margin-bottom:56px; }
.section-head h2{ font-size:clamp(1.8rem,3.6vw,2.5rem); }
.section-head .lede{ font-family:var(--body); font-size:1.08rem; opacity:0.82; margin-top:16px; }

/* ---------------- FOOTER ---------------- */
.footer{
  border-top:1px solid var(--line);
  padding:40px 0; font-family:var(--utility); font-size:0.82rem; opacity:0.6;
}
.footer .container{ display:flex; justify-content:space-between; flex-wrap:wrap; gap:12px; }

/* ---------------- PAGE HERO (subpages) ---------------- */
.page-hero{
  padding:64px 0 56px;
  border-bottom:1px solid var(--line);
}
.page-hero .eyebrow{ opacity:0.7; }
.page-hero h1{ font-size:clamp(2rem,4.6vw,3rem); color:var(--ink); max-width:18ch; }
.page-hero .lede{ font-family:var(--body); font-size:1.12rem; opacity:0.82; max-width:54ch; margin-top:18px; }
.page-hero.growshop-theme .eyebrow{ color:var(--ochre-dim); }
.page-hero.seedbank-theme .eyebrow{ color:var(--teal-dim); }

/* ---------------- FORM (contatti) ---------------- */
.form-wrap{ max-width:620px; }
.form-row{ margin-bottom:22px; }
.form-row label{
  display:block; font-family:var(--utility); font-size:0.82rem;
  font-weight:600; margin-bottom:8px;
}
.form-row input, .form-row textarea{
  width:100%; font-family:var(--utility); font-size:0.96rem;
  padding:13px 14px; border:1px solid var(--line);
  background:var(--paper-dim); color:var(--ink);
  border-radius:var(--radius);
}
.form-row input:focus, .form-row textarea:focus{
  outline:2px solid var(--phloem); outline-offset:1px;
  background:var(--paper);
}
.form-row textarea{ resize:vertical; min-height:110px; font-family:var(--body); }
.choice-group{ display:flex; gap:12px; }
.choice-group input[type="radio"]{
  position:absolute; opacity:0; width:1px; height:1px;
}
.choice-group label{
  flex:1; text-align:center; cursor:pointer;
  font-family:var(--utility); font-size:0.92rem; font-weight:600;
  padding:14px; border:1px solid var(--line); border-radius:var(--radius);
  transition:border-color .2s ease, background .2s ease;
}
.choice-group input:checked + label{
  border-color:var(--ink); background:var(--ink); color:var(--paper);
}
.choice-group input:focus-visible + label{ outline:2px solid var(--ochre); outline-offset:2px; }
.form-note{
  font-family:var(--utility); font-size:0.82rem; opacity:0.62;
  margin-top:6px;
}
.form-submit{ margin-top:8px; }
#form-fallback{
  margin-top:18px; padding:14px 16px; border-radius:var(--radius);
  background:var(--paper-dim); font-family:var(--utility); font-size:0.86rem;
  display:none;
}
#form-fallback.is-visible{ display:block; }
#form-fallback.is-success{ border-left:3px solid var(--phloem); }
#form-fallback.is-error{ border-left:3px solid var(--ochre-dim); }