@import url('fonts.css');
@import url('themes.css');

*, *::before, *::after { box-sizing: border-box; }

:root {
  --font-display: 'Cormorant Garamond', 'Iowan Old Style', 'Palatino Linotype', Georgia, serif;
  --font-script: 'Pinyon Script', 'Snell Roundhand', cursive;
  /* texto das dedicatórias: legível; assinatura: manuscrita mas nítida */
  --font-read: 'EB Garamond', 'Iowan Old Style', 'Palatino Linotype', Georgia, serif;
  --font-hand: 'Alex Brush', 'Pinyon Script', 'Snell Roundhand', cursive;
  --font-ui: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --ease: cubic-bezier(0.22, 0.8, 0.26, 1);
  --ease-soft: cubic-bezier(0.4, 0, 0.2, 1);
  --radius: 4px;
  --safe-b: env(safe-area-inset-bottom, 0px);
  --safe-t: env(safe-area-inset-top, 0px);
  --fibre: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='300' height='300'><filter id='f'><feTurbulence type='fractalNoise' baseFrequency='.012 .55' numOctaves='3' seed='4'/><feColorMatrix values='0 0 0 0 .45  0 0 0 0 .36  0 0 0 0 .22  0 0 0 .075 0'/></filter><rect width='300' height='300' filter='url(%23f)'/></svg>");
  --grain: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 .4  0 0 0 0 .32  0 0 0 0 .2  0 0 0 .11 0'/></filter><rect width='160' height='160' filter='url(%23n)'/></svg>");
}

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
html, body { margin: 0; min-height: 100%; }

body {
  font-family: var(--font-ui);
  font-size: 16px;
  line-height: 1.6;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 500; line-height: 1.08; margin: 0; letter-spacing: -0.01em; }
p { margin: 0; }
img, svg { max-width: 100%; display: block; }
button, input, textarea, select { font: inherit; color: inherit; }
button { cursor: pointer; }
a { color: var(--accent-deep); text-underline-offset: 3px; }
[hidden] { display: none !important; }

.sr-only, .sr-copy { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; opacity: 0; pointer-events: none; }

:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 2px; }

::selection { background: var(--accent); color: var(--on-accent); }

/* ------------------------------------------------------------- botões -- */
.btn {
  --btn-bg: transparent;
  --btn-fg: var(--ink);
  --btn-bd: var(--line);
  display: inline-flex; align-items: center; justify-content: center; gap: 0.6em;
  min-height: 48px; padding: 0.85em 1.7em;
  font-family: var(--font-ui); font-size: 0.74rem; font-weight: 600; letter-spacing: 0.18em; text-transform: uppercase; text-decoration: none;
  color: var(--btn-fg); background: var(--btn-bg); border: 1px solid var(--btn-bd); border-radius: 2px;
  transition: transform 0.35s var(--ease), background 0.35s, color 0.35s, border-color 0.35s, box-shadow 0.35s;
  -webkit-tap-highlight-color: transparent; user-select: none; white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); border-color: var(--accent); }
.btn:active { transform: translateY(0) scale(0.985); }
.btn[disabled], .btn[aria-disabled='true'] { opacity: 0.5; pointer-events: none; }
.btn-primary { --btn-bg: var(--accent); --btn-fg: var(--on-accent); --btn-bd: var(--accent); box-shadow: 0 10px 26px -12px var(--accent); }
.btn-primary:hover { box-shadow: 0 14px 30px -10px var(--accent); background: var(--accent-deep); border-color: var(--accent-deep); }
.btn-ghost { --btn-bd: transparent; }
.btn-danger { --btn-fg: var(--danger); --btn-bd: color-mix(in srgb, var(--danger) 45%, transparent); }
.btn-danger:hover { background: var(--danger); color: #fff; border-color: var(--danger); }
.btn-sm { min-height: 38px; padding: 0.55em 1.1em; font-size: 0.68rem; }
.btn-icon { min-width: 44px; min-height: 44px; padding: 0; border-radius: 50%; }
.btn .spinner { width: 1em; height: 1em; border-radius: 50%; border: 2px solid currentColor; border-right-color: transparent; animation: spin 0.8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ----------------------------------------------------------- formulários -- */
.field { display: grid; gap: 0.4rem; }
.field > label, .label { font-size: 0.7rem; font-weight: 600; letter-spacing: 0.16em; text-transform: uppercase; color: var(--ink-soft); }
.field .hint { font-size: 0.8rem; color: var(--ink-soft); }
.field .err { font-size: 0.8rem; color: var(--danger); }

.input, .textarea, .select {
  width: 100%; padding: 0.8rem 0.95rem; font-size: 1rem; color: var(--ink);
  background: color-mix(in srgb, var(--paper) 70%, transparent); border: 1px solid var(--line); border-radius: 2px;
  transition: border-color 0.3s, box-shadow 0.3s, background 0.3s; -webkit-appearance: none; appearance: none;
}
.input:focus, .textarea:focus, .select:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 22%, transparent); background: var(--paper); }
.textarea { resize: vertical; min-height: 140px; line-height: 1.6; }
.input[aria-invalid='true'], .textarea[aria-invalid='true'] { border-color: var(--danger); }
.select { background-image: linear-gradient(45deg, transparent 50%, var(--ink-soft) 50%), linear-gradient(135deg, var(--ink-soft) 50%, transparent 50%); background-position: calc(100% - 20px) 55%, calc(100% - 15px) 55%; background-size: 5px 5px; background-repeat: no-repeat; padding-right: 2.4rem; }

.check { display: grid; grid-template-columns: 24px 1fr; gap: 0.8rem; align-items: start; cursor: pointer; font-size: 0.9rem; line-height: 1.5; }
.check input { position: absolute; opacity: 0; width: 24px; height: 24px; margin: 0; }
.check .box { width: 22px; height: 22px; margin-top: 1px; border: 1px solid var(--ink-soft); border-radius: 2px; display: grid; place-items: center; transition: 0.25s; background: var(--paper); }
.check .box svg { width: 14px; height: 14px; stroke: var(--on-accent); stroke-width: 2.4; fill: none; stroke-dasharray: 20; stroke-dashoffset: 20; transition: stroke-dashoffset 0.3s var(--ease); }
.check input:checked + .box { background: var(--accent); border-color: var(--accent); }
.check input:checked + .box svg { stroke-dashoffset: 0; }
.check input:focus-visible + .box { outline: 2px solid var(--accent); outline-offset: 3px; }

.switch { display: flex; align-items: center; justify-content: space-between; gap: 1rem; cursor: pointer; }
.switch input { position: absolute; opacity: 0; }
.switch .track { flex: none; width: 46px; height: 26px; border-radius: 13px; background: var(--line); position: relative; transition: background 0.3s; }
.switch .track::after { content: ''; position: absolute; top: 3px; left: 3px; width: 20px; height: 20px; border-radius: 50%; background: var(--paper); box-shadow: 0 1px 3px rgba(0,0,0,.3); transition: transform 0.3s var(--ease); }
.switch input:checked + .track { background: var(--accent); }
.switch input:checked + .track::after { transform: translateX(20px); }
.switch input:focus-visible + .track { outline: 2px solid var(--accent); outline-offset: 3px; }

/* --------------------------------------------------------------- vários -- */
.eyebrow { font-size: 0.7rem; font-weight: 600; letter-spacing: 0.28em; text-transform: uppercase; color: var(--accent-deep); }
.script { font-family: var(--font-script); font-weight: 400; letter-spacing: 0; }
.foil { background: var(--foil); -webkit-background-clip: text; background-clip: text; color: transparent; -webkit-text-fill-color: transparent; }
.rule { height: 1px; border: 0; background: linear-gradient(90deg, transparent, var(--accent), transparent); opacity: 0.6; margin: 0; }
.chip { display: inline-flex; align-items: center; gap: 0.4em; padding: 0.25em 0.8em; font-size: 0.68rem; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase; border: 1px solid var(--line); border-radius: 999px; color: var(--ink-soft); }
.chip.ok { color: var(--ok); border-color: color-mix(in srgb, var(--ok) 40%, transparent); }
.chip.warn { color: var(--accent-deep); border-color: color-mix(in srgb, var(--accent) 50%, transparent); }
.chip.bad { color: var(--danger); border-color: color-mix(in srgb, var(--danger) 40%, transparent); }

.lang-switch { display: inline-flex; border: 1px solid var(--line); border-radius: 999px; padding: 2px; background: color-mix(in srgb, var(--paper) 50%, transparent); backdrop-filter: blur(8px); }
.lang-btn { border: 0; background: transparent; padding: 0.35em 0.8em; font-size: 0.68rem; font-weight: 600; letter-spacing: 0.14em; border-radius: 999px; color: var(--ink-soft); transition: 0.3s; min-height: 30px; }
.lang-btn[aria-pressed='true'] { background: var(--accent); color: var(--on-accent); }

.toast-host { position: fixed; z-index: 1000; left: 50%; bottom: calc(24px + var(--safe-b)); transform: translateX(-50%); display: grid; gap: 8px; width: min(92vw, 420px); pointer-events: none; }
.toast { background: var(--ink); color: var(--bg); padding: 0.85rem 1.2rem; border-radius: 2px; font-size: 0.9rem; box-shadow: 0 18px 40px -16px rgba(0,0,0,.5); animation: toast-in 0.45s var(--ease) both; pointer-events: auto; }
.toast.error { background: var(--danger); color: #fff; }
.toast.leaving { animation: toast-out 0.35s var(--ease-soft) both; }
@keyframes toast-in { from { opacity: 0; transform: translateY(12px) scale(0.98); } }
@keyframes toast-out { to { opacity: 0; transform: translateY(8px); } }

.demo-banner {
  position: relative; z-index: 60; display: flex; flex-wrap: wrap; gap: 0.4rem 1rem; align-items: center; justify-content: center; text-align: center;
  padding: 0.55rem 1rem; font-size: 0.74rem; letter-spacing: 0.04em; color: var(--on-accent); background: var(--accent-deep);
}
.demo-banner button { background: transparent; border: 1px solid currentColor; color: inherit; border-radius: 2px; padding: 0.15em 0.7em; font-size: 0.68rem; letter-spacing: 0.1em; text-transform: uppercase; }

.dialog { border: 0; padding: 0; background: transparent; color: var(--ink); max-width: min(92vw, 520px); width: 100%; overflow: visible; }
.dialog::backdrop { background: rgba(10, 8, 6, 0.55); backdrop-filter: blur(6px); animation: fade-in 0.3s both; }
.dialog[open] .dialog-card { animation: dialog-in 0.5s var(--ease) both; }
.dialog-card { background: var(--paper); border: 1px solid var(--line); padding: 1.8rem; box-shadow: 0 40px 80px -30px rgba(0,0,0,.55); display: grid; gap: 1.1rem; max-height: 86vh; overflow: auto; }
.dialog-card h2 { font-size: 1.9rem; }
.dialog-actions { display: flex; gap: 0.7rem; justify-content: flex-end; flex-wrap: wrap; }
@keyframes fade-in { from { opacity: 0; } }
@keyframes dialog-in { from { opacity: 0; transform: translateY(18px) scale(0.97); } }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; scroll-behavior: auto !important; }
}

.cta-row { display: flex; flex-wrap: wrap; gap: .8rem; justify-content: center; }
.lead { font-family: var(--font-display); font-style: italic; color: var(--ink-soft); }
.icon { width: 18px; height: 18px; flex: none; }

.err { font-size: .82rem; color: var(--danger); }
.err:empty { display: none; }