/* =====================================================================
   Pincoia — sitio de producto (pincoia.com)
   Sistema Marea Austral · Orilla. Light-first; Austral (Noche) para marketing.
   Fuente de verdad de marca: glu-v2-backend/.github/instructions/pincoia-brand.instructions.md
   ===================================================================== */

:root {
  /* Orilla — light */
  --arena: #f7f2e7;        /* background */
  --arena-2: #f0e9d9;      /* muted */
  --tinta: #123640;        /* foreground / mar-tinta */
  --petroleo: #0e4552;     /* primary — acción */
  --verdemar: #4e8d80;     /* secondary */
  --bruma: #6d8287;        /* muted-foreground */
  --oro: #d9a441;          /* exhibición — wordmark, cifras hero */
  --oro-safe: #9a7412;     /* texto-seguro — labels/acentos sobre claro (AA) */
  --coral: #b0402f;        /* error only */
  --verde-ok: #2f8f6b;     /* semántica ok */
  --border: #e2dcc9;
  --card: #ffffff;

  /* Austral (Noche) — sistema oscuro de marketing */
  --noche: #071e26;
  --noche-2: #0c2a33;
  --noche-line: #1c3d47;

  --maxw: 1200px;
  --measure: 66ch;
  --radius: 14px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --shadow-sm: 0 1px 2px rgba(18, 54, 64, 0.06), 0 1px 3px rgba(18, 54, 64, 0.05);
  --shadow-md: 0 8px 24px -8px rgba(18, 54, 64, 0.16), 0 2px 6px rgba(18, 54, 64, 0.06);
  --shadow-lg: 0 30px 60px -20px rgba(14, 69, 82, 0.28), 0 8px 20px -8px rgba(18, 54, 64, 0.12);

  --font-display: "Fraunces", Georgia, "Times New Roman", serif;
  --font-body: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

/* --- reset --- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  background: var(--arena);
  color: var(--tinta);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; border: none; background: none; }
:focus-visible { outline: 2px solid var(--oro-safe); outline-offset: 3px; border-radius: 6px; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; }
}

/* --- layout --- */
.wrap { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: 24px; }
section { padding-block: clamp(64px, 9vw, 120px); }
.eyebrow {
  font-family: var(--font-body);
  font-size: 0.75rem; font-weight: 600; letter-spacing: 0.2em; text-transform: uppercase;
  color: var(--oro-safe);
}
h1, h2, h3 { font-family: var(--font-display); font-weight: 600; letter-spacing: -0.015em; text-wrap: balance; line-height: 1.1; color: var(--tinta); }
h2 { font-size: clamp(1.9rem, 4vw, 2.9rem); }
h3 { font-size: 1.25rem; letter-spacing: -0.01em; }
p { text-wrap: pretty; }
.lead { font-size: clamp(1.05rem, 1.6vw, 1.3rem); color: var(--bruma); max-width: var(--measure); }
.tnum { font-variant-numeric: tabular-nums; }

/* --- wordmark --- */
.wordmark { font-family: var(--font-display); font-weight: 600; letter-spacing: -0.02em; }
.wordmark .ia { color: var(--oro); }

/* --- buttons --- */
.btn {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.8rem 1.4rem; border-radius: 999px; font-weight: 600; font-size: 0.95rem;
  transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease), background 0.2s var(--ease);
  white-space: nowrap;
}
.btn-primary { background: var(--petroleo); color: var(--arena); box-shadow: var(--shadow-md); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); }
.btn-ghost { color: var(--tinta); border: 1.5px solid var(--border); background: rgba(255,255,255,0.5); }
.btn-ghost:hover { border-color: var(--petroleo); background: var(--card); }
.btn-gold { background: var(--oro); color: #3a2a06; box-shadow: 0 8px 24px -8px rgba(217,164,65,0.6); }
.btn-gold:hover { transform: translateY(-2px); }

/* --- nav --- */
.nav {
  position: sticky; top: 0; z-index: 50;
  backdrop-filter: saturate(1.4) blur(10px);
  background: color-mix(in srgb, var(--arena) 82%, transparent);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s, box-shadow 0.3s;
}
.nav.scrolled { border-color: var(--border); box-shadow: var(--shadow-sm); }
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.nav-brand { display: flex; align-items: center; gap: 0.55rem; font-size: 1.35rem; }
.nav-brand .glyph { width: 26px; height: 26px; }
.nav-links { display: flex; align-items: center; gap: 2rem; }
.nav-links a { font-size: 0.92rem; color: var(--tinta); font-weight: 500; opacity: 0.85; transition: opacity 0.2s; }
.nav-links a:hover { opacity: 1; }
.nav-cta { display: flex; align-items: center; gap: 1rem; }
@media (max-width: 860px) { .nav-links { display: none; } }

/* --- hero --- */
.hero { padding-top: clamp(48px, 7vw, 88px); position: relative; overflow: hidden; }
.hero::before {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background:
    radial-gradient(1100px 520px at 78% -8%, color-mix(in srgb, var(--verdemar) 20%, transparent), transparent 60%),
    radial-gradient(760px 420px at 8% 4%, color-mix(in srgb, var(--oro) 14%, transparent), transparent 62%);
}
.hero-grid { display: grid; grid-template-columns: 1fr; gap: clamp(40px, 6vw, 72px); align-items: center; }
@media (min-width: 1000px) { .hero-grid { grid-template-columns: 1.02fr 1fr; } }
.hero h1 { font-size: clamp(2.6rem, 6.2vw, 4.3rem); margin-block: 1rem 1.2rem; }
.hero h1 .accent { color: var(--petroleo); font-style: italic; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 0.9rem; margin-top: 2rem; }
.hero-trust { margin-top: 2.4rem; display: flex; flex-wrap: wrap; gap: 1.2rem 2rem; align-items: center; color: var(--bruma); font-size: 0.85rem; }
.hero-trust b { color: var(--tinta); font-weight: 600; }

/* --- generic figure card (mockups) --- */
.device {
  background: var(--card); border: 1px solid var(--border); border-radius: 18px;
  box-shadow: var(--shadow-lg); overflow: hidden;
}
.device-bar { display: flex; align-items: center; gap: 6px; padding: 12px 16px; border-bottom: 1px solid var(--border); background: color-mix(in srgb, var(--arena) 60%, var(--card)); }
.dot { width: 10px; height: 10px; border-radius: 50%; }
.dot.r { background: #e0776a; } .dot.y { background: #e6c15a; } .dot.g { background: #74b79a; }
.device-url { margin-left: 10px; font-size: 0.72rem; color: var(--bruma); font-variant-numeric: tabular-nums; }

/* inbox mockup */
.inbox { display: grid; grid-template-columns: 132px 1fr; min-height: 300px; }
.inbox-list { border-right: 1px solid var(--border); padding: 8px; display: flex; flex-direction: column; gap: 4px; background: color-mix(in srgb, var(--arena) 45%, var(--card)); }
.inbox-item { padding: 8px; border-radius: 10px; font-size: 0.72rem; display: flex; flex-direction: column; gap: 3px; }
.inbox-item.active { background: color-mix(in srgb, var(--verdemar) 16%, var(--card)); }
.inbox-item .who { font-weight: 600; color: var(--tinta); display: flex; align-items: center; gap: 5px; }
.chan { width: 8px; height: 8px; border-radius: 3px; flex: none; }
.chan.wa { background: #25d366; } .chan.em { background: var(--petroleo); } .chan.web { background: var(--verdemar); } .chan.voz { background: var(--oro); }
.inbox-item .prev { color: var(--bruma); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.inbox-thread { padding: 16px; display: flex; flex-direction: column; gap: 10px; }
.bubble { max-width: 78%; padding: 9px 12px; border-radius: 14px; font-size: 0.8rem; line-height: 1.45; }
.bubble.in { background: var(--arena-2); border-bottom-left-radius: 4px; align-self: flex-start; }
.bubble.out { background: var(--petroleo); color: var(--arena); border-bottom-right-radius: 4px; align-self: flex-end; }
.draft { margin-top: auto; border: 1px dashed color-mix(in srgb, var(--oro-safe) 55%, var(--border)); border-radius: 12px; padding: 10px 12px; background: color-mix(in srgb, var(--oro) 8%, var(--card)); }
.draft .sig { font-size: 0.68rem; font-weight: 600; color: var(--oro-safe); letter-spacing: 0.02em; margin-bottom: 3px; }
.draft .sig .ia { color: var(--oro); }
.draft p { font-size: 0.78rem; color: var(--tinta); }

/* flow builder mockup */
.flow { position: relative; padding: 22px; min-height: 300px; background:
  radial-gradient(circle at 1px 1px, color-mix(in srgb, var(--bruma) 30%, transparent) 1px, transparent 0) 0 0 / 22px 22px; }
.node { position: absolute; background: var(--card); border: 1px solid var(--border); border-radius: 12px; box-shadow: var(--shadow-sm); padding: 9px 12px; font-size: 0.76rem; font-weight: 600; display: flex; align-items: center; gap: 7px; }
.node .ico { width: 22px; height: 22px; border-radius: 7px; display: grid; place-items: center; color: #fff; font-size: 0.7rem; flex: none; }
.node small { display: block; font-weight: 400; color: var(--bruma); font-size: 0.66rem; }
.node.n1 { top: 30px; left: 24px; } .node.n1 .ico { background: var(--verdemar); }
.node.n2 { top: 118px; left: 120px; } .node.n2 .ico { background: var(--petroleo); }
.node.n3 { top: 210px; left: 40px; } .node.n3 .ico { background: var(--oro-safe); }
.node.n4 { top: 210px; left: 230px; } .node.n4 .ico { background: var(--coral); }
.flow svg.wires { position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none; }

/* --- feature rows --- */
.feature { display: grid; grid-template-columns: 1fr; gap: clamp(32px, 5vw, 64px); align-items: center; }
@media (min-width: 940px) {
  .feature { grid-template-columns: 1fr 1fr; }
  .feature.reverse .feature-media { order: 2; }
}
.feature-copy .lead { margin-top: 1rem; }
.feature-list { list-style: none; padding: 0; margin-top: 1.6rem; display: flex; flex-direction: column; gap: 0.85rem; }
.feature-list li { display: flex; gap: 0.7rem; align-items: flex-start; font-size: 0.98rem; color: var(--tinta); }
.feature-list .tick { flex: none; width: 22px; height: 22px; border-radius: 7px; background: color-mix(in srgb, var(--verdemar) 18%, var(--card)); color: var(--petroleo); display: grid; place-items: center; margin-top: 1px; }

/* --- canales chips --- */
.channels { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 2.2rem; }
.chip { display: inline-flex; align-items: center; gap: 0.55rem; padding: 0.6rem 1.05rem; border-radius: 999px; background: var(--card); border: 1px solid var(--border); font-weight: 600; font-size: 0.9rem; box-shadow: var(--shadow-sm); }
.chip .d { width: 9px; height: 9px; border-radius: 3px; }

/* --- section headers --- */
.sec-head { max-width: 720px; }
.sec-head h2 { margin-top: 0.8rem; }
.sec-head p { margin-top: 1rem; color: var(--bruma); font-size: 1.08rem; }
.center { text-align: center; margin-inline: auto; }

/* --- Millarai (Austral / dark band) --- */
.austral { background: var(--noche); color: #d7e5e8; position: relative; }
.austral .eyebrow { color: var(--oro); }
.austral h2 { color: #f2ede0; }
.austral p { color: #9db4b9; }
.austral .lead { color: #a9c0c4; }
.kpis { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; margin-top: 2rem; }
@media (min-width: 620px) { .kpis { grid-template-columns: repeat(4, 1fr); } }
.kpi { background: var(--noche-2); border: 1px solid var(--noche-line); border-radius: 14px; padding: 16px; }
.kpi .k-label { font-size: 0.72rem; color: #8fa8ad; letter-spacing: 0.04em; }
.kpi .k-val { font-family: var(--font-display); font-weight: 600; font-size: 1.7rem; margin-top: 6px; color: #f2ede0; font-variant-numeric: tabular-nums; }
.kpi.gold .k-val { color: var(--oro); }
.kpi .k-sub { font-size: 0.72rem; color: #7f989d; margin-top: 4px; }
.chart { margin-top: 22px; background: var(--noche-2); border: 1px solid var(--noche-line); border-radius: 14px; padding: 18px; }
.chart .c-head { display: flex; justify-content: space-between; align-items: baseline; font-size: 0.8rem; color: #9db4b9; margin-bottom: 12px; }

/* --- las reinas --- */
.court { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; margin-top: 2.4rem; }
@media (min-width: 820px) { .court { grid-template-columns: repeat(4, 1fr); } }
.queen { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 22px; box-shadow: var(--shadow-sm); transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease); }
.queen:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.queen .emoji { font-size: 1.6rem; }
.queen .name { font-family: var(--font-display); font-weight: 600; font-size: 1.15rem; margin-top: 10px; }
.queen .name .ia { color: var(--oro); }
.queen .role { font-size: 0.78rem; color: var(--oro-safe); font-weight: 600; letter-spacing: 0.02em; margin-top: 2px; }
.queen p { font-size: 0.9rem; color: var(--bruma); margin-top: 10px; }

/* --- comparison --- */
.compare { display: grid; grid-template-columns: 1fr; gap: 16px; margin-top: 2.4rem; }
@media (min-width: 760px) { .compare { grid-template-columns: 1fr 1fr; } }
.cmp { border-radius: var(--radius); padding: 24px; border: 1px solid var(--border); }
.cmp.old { background: var(--arena-2); }
.cmp.new { background: var(--card); box-shadow: var(--shadow-md); border-color: color-mix(in srgb, var(--verdemar) 40%, var(--border)); }
.cmp h3 { font-family: var(--font-body); font-weight: 700; font-size: 0.8rem; letter-spacing: 0.14em; text-transform: uppercase; }
.cmp.old h3 { color: var(--bruma); } .cmp.new h3 { color: var(--verdemar); }
.cmp ul { list-style: none; padding: 0; margin-top: 1rem; display: flex; flex-direction: column; gap: 0.8rem; }
.cmp li { display: flex; gap: 0.6rem; font-size: 0.95rem; align-items: flex-start; }
.cmp li .m { flex: none; font-weight: 700; }
.cmp.old li { color: var(--bruma); } .cmp.old li .m { color: var(--coral); }
.cmp.new li { color: var(--tinta); } .cmp.new li .m { color: var(--verde-ok); }

/* --- demo form --- */
.demo { background: linear-gradient(180deg, var(--arena), color-mix(in srgb, var(--verdemar) 10%, var(--arena))); }
.demo-card { background: var(--card); border: 1px solid var(--border); border-radius: 22px; box-shadow: var(--shadow-lg); padding: clamp(28px, 4vw, 48px); max-width: 980px; margin-inline: auto; display: grid; grid-template-columns: 1fr; gap: 32px; }
@media (min-width: 820px) { .demo-card { grid-template-columns: 1fr 1.1fr; } }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.field { display: flex; flex-direction: column; gap: 6px; }
.field.full { grid-column: 1 / -1; }
.field label { font-size: 0.78rem; font-weight: 600; color: var(--tinta); }
.field input, .field textarea, .field select {
  font: inherit; font-size: 0.92rem; padding: 0.7rem 0.85rem; border-radius: 10px;
  border: 1.5px solid var(--border); background: var(--arena); color: var(--tinta); transition: border-color 0.2s, background 0.2s;
}
.field input:focus, .field textarea:focus, .field select:focus { outline: none; border-color: var(--petroleo); background: var(--card); }
.field textarea { resize: vertical; min-height: 84px; }
.form-note { font-size: 0.78rem; color: var(--bruma); margin-top: 4px; }
.form-ok { display: none; padding: 1rem 1.2rem; border-radius: 12px; background: color-mix(in srgb, var(--verde-ok) 14%, var(--card)); color: var(--verde-ok); font-weight: 600; font-size: 0.9rem; border: 1px solid color-mix(in srgb, var(--verde-ok) 40%, var(--border)); }

/* --- footer --- */
footer { background: var(--noche); color: #9db4b9; padding-block: 56px 40px; }
.foot-grid { display: flex; flex-wrap: wrap; gap: 32px; justify-content: space-between; align-items: flex-start; }
footer .wordmark { color: #f2ede0; font-size: 1.4rem; }
footer a { color: #9db4b9; transition: color 0.2s; }
footer a:hover { color: #f2ede0; }
.foot-cols { display: flex; flex-wrap: wrap; gap: 48px; }
.foot-col { display: flex; flex-direction: column; gap: 10px; font-size: 0.9rem; }
.foot-col .h { color: #7f989d; font-size: 0.72rem; letter-spacing: 0.14em; text-transform: uppercase; }
.foot-bottom { margin-top: 40px; padding-top: 24px; border-top: 1px solid var(--noche-line); font-size: 0.82rem; color: #7f989d; display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; }
.foot-tag { font-family: var(--font-display); font-style: italic; color: #a9c0c4; }

/* --- reveal animation ---
   El estado oculto SOLO aplica cuando JS está activo (html.js): sin JS el contenido es visible
   (no-JS/SEO/robustez). Con JS, IntersectionObserver agrega .in al entrar en viewport. */
.js .reveal { opacity: 0; transform: translateY(18px); transition: opacity 0.7s var(--ease), transform 0.7s var(--ease); }
.js .reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .js .reveal { opacity: 1; transform: none; } }