/* ============================================================
   FICHAS DO NORTE DA ARGILA — base visual
   Argila crua como fundo, azul-vidrado como acento: a cor que
   só aparece depois da queima.
   ============================================================ */

:root {
  --bg: #E7E9E1;
  --surface: #F3F4EE;
  --surface-2: #DDE0D5;
  --ink: #22261D;
  --ink-soft: #5B6152;
  --ink-faint: #868C7B;
  --line: #C6CABA;
  --line-soft: #D6D9CC;
  --vidrado: #1C5273;
  --vidrado-ink: #16455F;
  --vidrado-wash: #D6E3EB;
  --ferro: #8A5636;
  --ferro-wash: #E9DCD1;
  --focus: #2E7FA8;
  --ok: #2F6B4F;

  --f-display: "Fraunces", Georgia, "Times New Roman", serif;
  --f-body: "Source Sans 3", "Segoe UI", system-ui, sans-serif;
  --f-mono: "IBM Plex Mono", "Courier New", monospace;

  --maxw: 50rem;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #15180F;
    --surface: #1D2117;
    --surface-2: #272C20;
    --ink: #E6E8DC;
    --ink-soft: #A3AA93;
    --ink-faint: #7C836E;
    --line: #383E2C;
    --line-soft: #2C3124;
    --vidrado: #74B6D9;
    --vidrado-ink: #9ACBE5;
    --vidrado-wash: #1B2C36;
    --ferro: #C08A63;
    --ferro-wash: #2E241B;
    --focus: #74B6D9;
    --ok: #7FB79A;
  }
}

:root[data-theme="dark"] {
  --bg: #15180F;
  --surface: #1D2117;
  --surface-2: #272C20;
  --ink: #E6E8DC;
  --ink-soft: #A3AA93;
  --ink-faint: #7C836E;
  --line: #383E2C;
  --line-soft: #2C3124;
  --vidrado: #74B6D9;
  --vidrado-ink: #9ACBE5;
  --vidrado-wash: #1B2C36;
  --ferro: #C08A63;
  --ferro-wash: #2E241B;
  --focus: #74B6D9;
  --ok: #7FB79A;
}

* { box-sizing: border-box; }

html, body { margin: 0; }

body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--f-body);
  font-size: 17px;
  line-height: 1.6;
  -webkit-text-size-adjust: 100%;
}

img { max-width: 100%; }
[hidden] { display: none !important; }

.wrap {
  max-width: var(--maxw);
  margin: 0 auto;
  padding-inline: 20px;
  padding-block: 0 4rem;
}

/* ---------- tipografia ---------- */

h1 {
  font-family: var(--f-display);
  font-weight: 600;
  font-size: clamp(2.1rem, 7vw, 3.1rem);
  line-height: 1.04;
  letter-spacing: -.02em;
  text-wrap: balance;
  margin: 0 0 .6rem;
}

h2 {
  font-family: var(--f-display);
  font-weight: 600;
  font-size: clamp(1.45rem, 4.5vw, 1.9rem);
  line-height: 1.15;
  letter-spacing: -.015em;
  text-wrap: balance;
  margin: 0;
}

.eyebrow {
  font-family: var(--f-mono);
  font-size: .72rem;
  letter-spacing: .13em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin: 0 0 .9rem;
}

.deck {
  color: var(--ink-soft);
  max-width: 34rem;
  margin: 0 0 1.75rem;
}

.label {
  font-family: var(--f-mono);
  font-size: .72rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--ink-faint);
  display: block;
  margin-bottom: .4rem;
}

.mono { font-family: var(--f-mono); font-variant-numeric: tabular-nums; }

/* ---------- campos ---------- */

input[type="text"], input[type="email"], textarea {
  width: 100%;
  font-family: var(--f-body);
  font-size: 1rem;
  color: var(--ink);
  background: var(--surface);
  border: 1px solid var(--line-soft);
  border-radius: 2px;
  padding: .6rem .7rem;
  line-height: 1.5;
}

textarea { resize: none; overflow: hidden; display: block; }

input:focus-visible, textarea:focus-visible, a:focus-visible, button:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 2px;
}

input[type="text"]:focus-visible, input[type="email"]:focus-visible, textarea:focus-visible {
  outline-offset: 1px;
  border-color: transparent;
}

/* ---------- botões ---------- */

button, .btn {
  font-family: var(--f-body);
  font-size: .95rem;
  color: var(--ink);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 2px;
  padding: .55rem .95rem;
  cursor: pointer;
  text-decoration: none;
  display: inline-block;
  transition: border-color .15s, background .15s;
}

button:hover, .btn:hover { border-color: var(--ink-soft); }
button[disabled] { opacity: .5; cursor: default; }

button.primary, .btn.primary {
  background: var(--vidrado);
  border-color: var(--vidrado);
  color: #F3F4EE;
}
:root[data-theme="dark"] button.primary,
:root[data-theme="dark"] .btn.primary { color: #15180F; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) button.primary,
  :root:not([data-theme="light"]) .btn.primary { color: #15180F; }
}

.actions { display: flex; flex-wrap: wrap; gap: .6rem; }

/* ---------- blocos ---------- */

.callout {
  background: var(--surface);
  border-left: 3px solid var(--vidrado);
  padding: 1.1rem 1.25rem;
  margin-block: 2rem;
}
.callout p { margin: 0; }
.callout p + p { margin-top: .6rem; }
.callout strong { color: var(--vidrado-ink); }

.callout[data-tone="erro"] { border-left-color: var(--ferro); background: var(--ferro-wash); }
.callout[data-tone="erro"] strong { color: var(--ferro); }

.card {
  background: var(--surface);
  border: 1px solid var(--line-soft);
  padding: 1.1rem 1.25rem;
}

/* ---------- barra de topo ---------- */

.topbar {
  border-bottom: 1px solid var(--line);
  background: var(--bg);
}
.topbar-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: .7rem 20px;
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}
.topbar .who {
  font-family: var(--f-mono);
  font-size: .72rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-right: auto;
  overflow-wrap: anywhere;
}
.topbar a, .topbar button {
  font-size: .85rem;
  padding: .35rem .7rem;
}

/* ---------- avisos flutuantes ---------- */

.toast {
  position: fixed;
  left: 50%;
  bottom: calc(1.5rem + env(safe-area-inset-bottom, 0px));
  transform: translate(-50%, 1rem);
  background: var(--ink);
  color: var(--bg);
  font-size: .88rem;
  padding: .6rem 1.1rem;
  border-radius: 2px;
  opacity: 0;
  pointer-events: none;
  transition: opacity .2s, transform .2s;
  z-index: 50;
  max-width: calc(100vw - 40px);
  text-align: center;
}
.toast[data-on="1"] { opacity: 1; transform: translate(-50%, 0); }

.rights {
  border-top: 1px solid var(--line);
  margin-top: 3rem;
  padding-top: 1.5rem;
  font-size: .8rem;
  line-height: 1.55;
  color: var(--ink-faint);
}
.rights h3 {
  font-family: var(--f-mono);
  font-size: .68rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  margin: 0 0 .6rem;
  font-weight: 500;
}
.rights p { margin: 0 0 .5rem; }

@media (prefers-reduced-motion: reduce) {
  * { transition-duration: .01ms !important; animation-duration: .01ms !important; }
}