:root{
  --paper:#F5F0E6;
  --paper-raised:#FBF8F2;
  --ink:#22302B;
  --ink-soft:#54655D;
  --line:#DCD3C0;

  --mind:#3F7268;      /* mindfulness - verde agua */
  --mind-soft:#E4ECE8;
  --dist:#B5792A;      /* tolerancia al malestar - ocre */
  --dist-soft:#F3E7D4;
  --emo:#A15C5C;        /* regulación emocional - rojo apagado */
  --emo-soft:#F3E1DF;
  --inter:#47588C;      /* efectividad interpersonal - azul pizarra */
  --inter-soft:#E4E7F1;

  --accent: var(--mind);
  --accent-soft: var(--mind-soft);

  --radius: 14px;
  --shadow: 0 1px 2px rgba(34,48,43,.06), 0 6px 20px rgba(34,48,43,.07);
}

*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  background:var(--paper);
  color:var(--ink);
  font-family:"Inter",system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  -webkit-font-smoothing:antialiased;
  min-height:100dvh;
  padding-bottom:calc(78px + env(safe-area-inset-bottom));
}

h1,h2,h3,.display{
  font-family:"Fraunces","Georgia",serif;
  font-weight:600;
  letter-spacing:-0.01em;
  color:var(--ink);
}

a{color:inherit}

/* ---------- Header ---------- */
.topbar{
  position:sticky; top:0; z-index:20;
  background:var(--paper);
  border-bottom:1px solid var(--line);
  padding:calc(env(safe-area-inset-top) + 18px) 20px 14px;
}
.topbar .eyebrow{
  font-size:13px;
  color:var(--ink-soft);
  margin:0 0 2px;
}
.topbar h1{
  font-size:26px;
  margin:0;
  display:flex;
  align-items:baseline;
  gap:8px;
}
.topbar h1 .anchor{
  color:var(--accent);
  font-size:22px;
  transition:color .25s ease;
}

/* ---------- Main ---------- */
main{
  max-width:640px;
  margin:0 auto;
  padding:20px 18px 40px;
}

.intro{
  font-size:15.5px;
  color:var(--ink-soft);
  line-height:1.55;
  margin:2px 0 22px;
  max-width:52ch;
}

/* Pillar hero */
.pillar-hero{
  border-radius:20px;
  padding:22px 20px 20px;
  background:var(--accent-soft);
  margin-bottom:22px;
  transition:background .25s ease;
}
.pillar-hero .kicker{
  font-size:12.5px;
  text-transform:none;
  color:var(--accent);
  font-weight:600;
  margin:0 0 6px;
}
.pillar-hero h2{
  font-size:23px;
  margin:0 0 8px;
}
.pillar-hero p{
  font-size:14.5px;
  color:var(--ink-soft);
  line-height:1.55;
  margin:0;
  max-width:48ch;
}

/* ---------- Section / accordion ---------- */
.section{
  margin-bottom:12px;
  border:1px solid var(--line);
  border-radius:var(--radius);
  background:var(--paper-raised);
  overflow:hidden;
}
.section > summary{
  cursor:pointer;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
  width:100%;
  padding:16px 18px;
  -webkit-tap-highlight-color:transparent;
}
.section > summary:focus-visible{ outline:2px solid var(--accent); outline-offset:-2px; border-radius:8px; }
.section > summary .num{
  font-family:"Fraunces",serif;
  font-size:14px;
  color:var(--accent);
  min-width:22px;
}
.section > summary .label{
  flex:1;
  font-size:15.5px;
  font-weight:600;
  line-height:1.35;
}
.section > summary .chev{
  color:var(--ink-soft);
  transition:transform .2s ease;
  flex-shrink:0;
  display:inline-flex;
}
.section[open] > summary .chev{ transform:rotate(45deg); }
.section .panel{
  padding:0 18px 18px 54px;
  font-size:14.5px;
  line-height:1.62;
  color:var(--ink);
}
.section .panel p{ margin:0 0 10px; }
.section .panel p:last-child{ margin-bottom:0; }
.section .panel ul{ margin:0 0 10px; padding-left:18px; }
.section .panel li{ margin-bottom:6px; }
.section .panel .quote{
  border-left:3px solid var(--accent);
  padding:2px 0 2px 12px;
  margin:12px 0;
  font-style:italic;
  color:var(--ink-soft);
}
.section .panel .subhead{
  font-weight:600;
  color:var(--accent);
  font-size:13.5px;
  margin:14px 0 6px;
}
.section .panel .subhead:first-child{ margin-top:0; }

details.section > summary{ list-style:none; }
details.section > summary::-webkit-details-marker{ display:none; }

/* Skill chips (quick technique groups) */
.chips{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  margin:6px 0 12px;
}
.chip{
  background:var(--accent-soft);
  color:var(--accent);
  border-radius:999px;
  padding:7px 12px;
  font-size:13px;
  font-weight:600;
}

/* mini technique card list */
.tech{
  border-top:1px dashed var(--line);
  padding-top:10px;
  margin-top:10px;
}
.tech:first-child{ border-top:none; padding-top:0; margin-top:0; }
.tech .t-title{
  font-weight:600;
  font-size:14.5px;
  margin-bottom:3px;
}
.tech .t-body{ color:var(--ink-soft); }

/* Coming soon module */
.soon{
  border-radius:20px;
  padding:34px 22px;
  text-align:center;
  background:var(--accent-soft);
  color:var(--ink-soft);
}
.soon .glyph{ font-size:30px; margin-bottom:10px; color:var(--accent); }
.soon h2{ margin:0 0 8px; font-size:20px; color:var(--ink); }
.soon p{ margin:0 auto; max-width:38ch; font-size:14.5px; line-height:1.55; }

/* ---------- Bottom nav ---------- */
nav.tabbar{
  position:fixed;
  left:0; right:0; bottom:0;
  z-index:30;
  background:var(--paper-raised);
  border-top:1px solid var(--line);
  padding:8px 6px calc(8px + env(safe-area-inset-bottom));
  display:flex;
  justify-content:space-around;
  max-width:640px;
  margin:0 auto;
}
nav.tabbar button{
  all:unset;
  cursor:pointer;
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:4px;
  flex:1;
  padding:6px 2px;
  border-radius:12px;
  color:var(--ink-soft);
  font-size:11px;
  font-weight:600;
  text-align:center;
}
nav.tabbar button svg{ width:22px; height:22px; }
nav.tabbar button.active{ color:var(--tab-color, var(--mind)); }
nav.tabbar button.active svg{ stroke:var(--tab-color, var(--mind)); }

/* Search */
.search-wrap{ margin-bottom:18px; position:relative; }
.search-wrap input{
  width:100%;
  border:1px solid var(--line);
  background:var(--paper-raised);
  border-radius:12px;
  padding:12px 14px 12px 40px;
  font-size:14.5px;
  font-family:inherit;
  color:var(--ink);
}
.search-wrap input:focus{ outline:2px solid var(--accent); outline-offset:1px; }
.search-wrap svg{
  position:absolute; left:13px; top:50%; transform:translateY(-50%);
  color:var(--ink-soft);
}

/* ---------- Header credit ---------- */
.topbar .credit{
  margin:4px 0 0;
  font-size:12px;
  color:var(--ink-soft);
}
.topbar .credit a{
  color:var(--ink-soft);
  text-decoration:underline;
  text-decoration-color:var(--line);
  text-underline-offset:2px;
}
.topbar .credit a:hover{ color:var(--accent); }

/* ---------- Donate button ---------- */
.donate-block{
  margin:28px 0 4px;
  display:flex;
  justify-content:center;
}
.donate-btn{
  display:inline-flex;
  align-items:center;
  gap:9px;
  background:#22302B;
  color:#F5F0E6;
  text-decoration:none;
  padding:12px 20px;
  border-radius:999px;
  font-size:14px;
  font-weight:600;
  box-shadow:var(--shadow);
  transition:transform .15s ease, background .15s ease;
}
.donate-btn:hover{ background:#152420; }
.donate-btn:active{ transform:scale(.97); }
.donate-btn svg{ flex-shrink:0; }

/* ---------- Install toast ---------- */
.install-toast{
  position:fixed;
  left:12px; right:12px;
  bottom:calc(78px + env(safe-area-inset-bottom) + 10px);
  z-index:40;
  max-width:600px;
  margin:0 auto;
  background:#22302B;
  color:#F5F0E6;
  border-radius:16px;
  padding:14px 14px 14px 16px;
  display:flex;
  align-items:center;
  gap:12px;
  box-shadow:0 10px 30px rgba(0,0,0,.22);
  transform:translateY(140%);
  opacity:0;
  pointer-events:none;
  transition:transform .35s cubic-bezier(.22,.9,.34,1), opacity .3s ease;
}
.install-toast.show{
  transform:translateY(0);
  opacity:1;
  pointer-events:auto;
}
.install-toast-icon{
  font-size:20px;
  flex-shrink:0;
  color:var(--sand,#F2C879);
}
.install-toast p{
  margin:0;
  flex:1;
  font-size:13.5px;
  line-height:1.45;
}
.install-toast-actions{
  display:flex;
  align-items:center;
  gap:6px;
  flex-shrink:0;
}
#install-toast-action{
  all:unset;
  cursor:pointer;
  background:#F2C879;
  color:#22302B;
  font-weight:700;
  font-size:13px;
  padding:8px 14px;
  border-radius:999px;
  white-space:nowrap;
}
#install-toast-close{
  all:unset;
  cursor:pointer;
  color:#F5F0E6;
  opacity:.7;
  font-size:15px;
  padding:6px;
  line-height:1;
}
#install-toast-close:hover{ opacity:1; }

@media (min-width:640px){
  .install-toast{ left:auto; right:20px; width:380px; }
}

.footer-note{
  text-align:center;
  font-size:12px;
  color:var(--ink-soft);
  opacity:.75;
  margin-top:14px;
  line-height:1.6;
}

@media (prefers-reduced-motion: reduce){
  *{ transition:none !important; }
}

:focus-visible{ outline:2px solid var(--accent); outline-offset:2px; }