/* =====================================================================
   Memórias Vivas — tokens e base partilhada (portal público + backoffice)
   Direção: pedra calcária fria, verde-cipreste, granada da lamparina.
   ===================================================================== */

:root {
  color-scheme: light dark;

  /* Primitivos */
  --stone-50: #FBFBFA;
  --stone-100: #F1F2F0;
  --stone-200: #E3E5E2;
  --stone-300: #CDD1CD;
  --ink-900: #1D2422;
  --ink-600: #4F5955;
  --cypress-800: #1A3329;
  --cypress-700: #24453A;
  --cypress-50: #E4ECE8;
  --garnet-600: #A3302A;
  --garnet-50: #F6E4E2;
  --pewter: #A8A396;
  --amber: #E9A13B;

  /* Semânticos */
  --color-bg: var(--stone-100);
  --color-surface: var(--stone-50);
  --color-surface-alt: var(--stone-200);
  --color-border: var(--stone-300);
  --color-text: var(--ink-900);
  --color-text-muted: var(--ink-600);
  --color-primary: var(--cypress-700);
  --color-primary-hover: var(--cypress-800);
  --color-on-primary: #FFFFFF;
  --color-primary-soft: var(--cypress-50);
  --color-accent: var(--garnet-600);
  --color-accent-soft: var(--garnet-50);
  --color-flame: var(--amber);
  --color-rim: var(--pewter);
  --color-success: #2D6A45;
  --color-success-soft: #E1EFE6;
  --color-warning: #85570E;
  --color-warning-soft: #FAEFD9;
  --color-danger: #B42318;
  --color-danger-soft: #FCE8E6;
  --color-focus: #1F6FD1;
  --engrave-light: rgba(255, 255, 255, .75);

  /* Tipografia */
  --font-inscription: "Cinzel", "Trajan Pro", "Palatino Linotype", Palatino, "Book Antiqua", Georgia, serif;
  --font-serif: "Source Serif 4", "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;
  --font-sans: "Source Sans 3", system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;

  --text-xs: .8125rem;
  --text-sm: .9375rem;
  --text-base: 1.0625rem;
  --text-lg: 1.25rem;
  --text-xl: 1.5rem;
  --text-2xl: 2rem;
  --text-3xl: clamp(2.125rem, 4vw + 1rem, 2.75rem);
  --text-4xl: clamp(2.5rem, 5vw + 1rem, 3.75rem);

  /* Espaçamento (escala de 4px) */
  --space-1: .25rem;
  --space-2: .5rem;
  --space-3: .75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;

  --radius-sm: 4px;
  --radius: 8px;
  --radius-lg: 14px;
  --shadow-sm: 0 1px 2px rgba(29, 36, 34, .06);
  --shadow: 0 1px 2px rgba(29, 36, 34, .06), 0 8px 24px -12px rgba(29, 36, 34, .18);
  --shadow-lg: 0 24px 48px -24px rgba(29, 36, 34, .35);

  --container: 1180px;
  --measure: 68ch;
  --ease-out: cubic-bezier(.2, .7, .2, 1);
  --dur-fast: 150ms;
  --dur: 220ms;

  --z-header: 20;
  --z-dropdown: 40;
  --z-modal: 100;
}

@media (prefers-color-scheme: dark) {
  :root {
    --color-bg: #121615;
    --color-surface: #1A1F1D;
    --color-surface-alt: #232A27;
    --color-border: #36403B;
    --color-text: #E8EBE9;
    --color-text-muted: #A9B3AE;
    --color-primary: #8FC1AC;
    --color-primary-hover: #A9D3C1;
    --color-on-primary: #0E1B16;
    --color-primary-soft: #1F3029;
    --color-accent: #E57C72;
    --color-accent-soft: #3A2220;
    --color-rim: #6E6A60;
    --color-success: #7FCB9B;
    --color-success-soft: #1B2E22;
    --color-warning: #E8B865;
    --color-warning-soft: #33280F;
    --color-danger: #F2877B;
    --color-danger-soft: #3A1E1B;
    --color-focus: #7FB2F0;
    --engrave-light: rgba(0, 0, 0, .5);
    --shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 8px 24px -12px rgba(0, 0, 0, .6);
    --shadow-lg: 0 24px 48px -24px rgba(0, 0, 0, .8);
  }
}

/* ---------------------------------------------------------------- reset */

*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  min-height: 100dvh;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-sans);
  font-size: var(--text-base);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img, svg, video { display: block; max-width: 100%; }
img { height: auto; }
input, button, textarea, select { font: inherit; color: inherit; }
button { cursor: pointer; }
a { color: var(--color-primary); text-underline-offset: .2em; text-decoration-thickness: 1px; }
a:hover { color: var(--color-primary-hover); text-decoration-thickness: 2px; }
p, li, dd { overflow-wrap: break-word; }
h1, h2, h3, h4 { line-height: 1.2; text-wrap: balance; font-weight: 600; }
table { border-collapse: collapse; width: 100%; }
[hidden] { display: none !important; }

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

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}

.icon { width: 1.15em; height: 1.15em; flex: none; }
.icon-lg { width: 1.5rem; height: 1.5rem; flex: none; }

.visually-hidden {
  position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0;
}
.skip-link {
  position: absolute; left: var(--space-4); top: -100px; z-index: 1000;
  background: var(--color-primary); color: var(--color-on-primary);
  padding: var(--space-2) var(--space-4); border-radius: var(--radius-sm);
}
.skip-link:focus { top: var(--space-4); color: var(--color-on-primary); }

.container { width: min(100% - 2rem, var(--container)); margin-inline: auto; }
.stack > * + * { margin-top: var(--space-4); }
.muted { color: var(--color-text-muted); }
.small { font-size: var(--text-sm); }
.nowrap { white-space: nowrap; }
.tabular { font-variant-numeric: tabular-nums; }

/* Inscrição: nomes gravados na pedra */
.inscription {
  font-family: var(--font-inscription);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: .1em;
  line-height: 1.25;
}

/* ---------------------------------------------------------------- botões */

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: var(--space-2);
  min-height: 44px; padding: var(--space-2) var(--space-5);
  border: 1px solid transparent; border-radius: var(--radius);
  font-weight: 600; font-size: var(--text-sm); line-height: 1.2; text-decoration: none; white-space: nowrap;
  transition: background-color var(--dur-fast) var(--ease-out), border-color var(--dur-fast) var(--ease-out), color var(--dur-fast);
  touch-action: manipulation;
}
.btn:hover { text-decoration: none; }
.btn-primary { background: var(--color-primary); color: var(--color-on-primary); }
.btn-primary:hover { background: var(--color-primary-hover); color: var(--color-on-primary); }
.btn-secondary { background: var(--color-surface); color: var(--color-text); border-color: var(--color-border); }
.btn-secondary:hover { background: var(--color-surface-alt); color: var(--color-text); }
.btn-ghost { background: transparent; color: var(--color-primary); }
.btn-ghost:hover { background: var(--color-primary-soft); }
.btn-candle { background: var(--color-accent); color: #fff; }
.btn-candle:hover { background: color-mix(in srgb, var(--color-accent) 85%, black); color: #fff; }
.btn-danger { background: var(--color-surface); color: var(--color-danger); border-color: color-mix(in srgb, var(--color-danger) 40%, transparent); }
.btn-danger:hover { background: var(--color-danger-soft); color: var(--color-danger); }
.btn-sm { min-height: 36px; padding: var(--space-1) var(--space-3); font-size: var(--text-xs); }
.btn-block { width: 100%; }
.btn[disabled], .btn[aria-disabled="true"] { opacity: .45; cursor: not-allowed; }
.btn-icon { min-width: 44px; padding-inline: var(--space-2); }
.btn-sm.btn-icon { min-width: 36px; }

/* ---------------------------------------------------------------- formulários */

.field { display: grid; gap: var(--space-1); }
.field + .field, .field-row + .field, .field + .field-row { margin-top: var(--space-4); }
.field-row { display: grid; gap: var(--space-4); grid-template-columns: repeat(auto-fit, minmax(min(100%, 200px), 1fr)); }
.field-row + .field-row { margin-top: var(--space-4); }
.field-row > .field { margin-top: 0; }
label, .label { font-weight: 600; font-size: var(--text-sm); }
.required { color: var(--color-danger); margin-left: 2px; }
.hint { font-size: var(--text-xs); color: var(--color-text-muted); }

.input, .select, .textarea {
  width: 100%; min-height: 44px; padding: var(--space-2) var(--space-3);
  background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius);
  font-size: 1rem; line-height: 1.5;
  transition: border-color var(--dur-fast), box-shadow var(--dur-fast);
}
.textarea { min-height: 120px; resize: vertical; }
.input:hover, .select:hover, .textarea:hover { border-color: color-mix(in srgb, var(--color-text) 35%, var(--color-border)); }
.input:focus, .select:focus, .textarea:focus {
  outline: none; border-color: var(--color-primary);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--color-focus) 35%, transparent);
}
[aria-invalid="true"] { border-color: var(--color-danger) !important; }
.field-error { display: flex; gap: var(--space-1); align-items: flex-start; color: var(--color-danger); font-size: var(--text-xs); font-weight: 600; }
.field-error .icon { margin-top: 1px; }

.check { display: flex; gap: var(--space-3); align-items: flex-start; font-weight: 400; font-size: var(--text-sm); cursor: pointer; }
.check input { width: 20px; height: 20px; margin-top: 2px; flex: none; accent-color: var(--color-primary); }

fieldset { border: 0; padding: 0; min-width: 0; }
legend { font-weight: 600; padding: 0; }

.hp-field { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }

/* ---------------------------------------------------------------- avisos e etiquetas */

.alert {
  display: flex; gap: var(--space-3); align-items: flex-start;
  padding: var(--space-3) var(--space-4); border-radius: var(--radius);
  border: 1px solid; font-size: var(--text-sm);
}
.alert .icon { margin-top: 2px; }
.alert-success { background: var(--color-success-soft); border-color: color-mix(in srgb, var(--color-success) 30%, transparent); color: var(--color-success); }
.alert-error { background: var(--color-danger-soft); border-color: color-mix(in srgb, var(--color-danger) 30%, transparent); color: var(--color-danger); }
.alert-info { background: var(--color-primary-soft); border-color: color-mix(in srgb, var(--color-primary) 25%, transparent); color: var(--color-primary); }
.alert-warning { background: var(--color-warning-soft); border-color: color-mix(in srgb, var(--color-warning) 30%, transparent); color: var(--color-warning); }
.alert p { color: var(--color-text); }
.flash-stack { display: grid; gap: var(--space-2); }

.badge {
  display: inline-flex; align-items: center; gap: var(--space-1);
  padding: 2px var(--space-2); border-radius: 999px;
  font-size: var(--text-xs); font-weight: 600; line-height: 1.5; white-space: nowrap;
  background: var(--color-surface-alt); color: var(--color-text-muted);
}
.badge-success { background: var(--color-success-soft); color: var(--color-success); }
.badge-warning { background: var(--color-warning-soft); color: var(--color-warning); }
.badge-danger { background: var(--color-danger-soft); color: var(--color-danger); }
.badge-primary { background: var(--color-primary-soft); color: var(--color-primary); }
.badge-accent { background: var(--color-accent-soft); color: var(--color-accent); }

/* ---------------------------------------------------------------- medalhão (fotocerâmica) */

.medallion {
  position: relative; flex: none;
  width: var(--medallion-w, 160px); aspect-ratio: 4 / 5;
  border-radius: 50%; overflow: hidden;
  background: radial-gradient(ellipse at 50% 35%, var(--color-surface) 0%, var(--color-surface-alt) 75%);
  box-shadow:
    0 0 0 2px var(--color-surface),
    0 0 0 3px var(--color-rim),
    0 0 0 6px var(--color-surface),
    0 0 0 7px color-mix(in srgb, var(--color-rim) 55%, transparent),
    0 14px 28px -14px rgba(0, 0, 0, .45);
}
.medallion img { width: 100%; height: 100%; object-fit: cover; object-position: 50% 30%; filter: saturate(.85); }
.medallion-initials {
  position: absolute; inset: 0; display: grid; place-items: center;
  font-family: var(--font-inscription); font-weight: 500; letter-spacing: .08em;
  font-size: calc(var(--medallion-w, 160px) * .24); color: var(--color-text-muted);
}

/* ---------------------------------------------------------------- lamparina */

.lamp { width: 22px; height: 30px; flex: none; }
.lamp-glass { fill: var(--color-accent); }
.lamp-shine { fill: rgba(255, 255, 255, .28); }
.lamp-rim { fill: var(--color-rim); }
.lamp-flame { fill: var(--color-flame); }
.lamp .lamp-flame { transform-origin: 50% 90%; animation: flicker 3.2s ease-in-out infinite; }
@keyframes flicker {
  0%, 100% { transform: scale(1, 1) rotate(0deg); opacity: 1; }
  30% { transform: scale(.94, 1.06) rotate(-2deg); }
  60% { transform: scale(1.04, .95) rotate(1.5deg); opacity: .92; }
}

/* ---------------------------------------------------------------- paginação */

.pagination { display: flex; flex-wrap: wrap; gap: var(--space-2); justify-content: center; align-items: center; margin-top: var(--space-10); }
.pagination a, .pagination span {
  display: inline-grid; place-items: center; min-width: 44px; min-height: 44px; padding: 0 var(--space-3);
  border-radius: var(--radius); border: 1px solid var(--color-border); background: var(--color-surface);
  text-decoration: none; color: var(--color-text); font-weight: 600; font-size: var(--text-sm);
}
.pagination a:hover { background: var(--color-surface-alt); }
.pagination [aria-current="page"] { background: var(--color-primary); border-color: var(--color-primary); color: var(--color-on-primary); }
.pagination .gap { border: 0; background: none; min-width: auto; }

/* ---------------------------------------------------------------- página de erro */

.error-page { margin: var(--space-16) auto; max-width: 640px; }
.error-page h1 { font-family: var(--font-serif); font-size: var(--text-2xl); margin-top: var(--space-3); }
.error-page p { color: var(--color-text-muted); margin: var(--space-3) auto var(--space-6); }
.debug { margin-top: var(--space-8); text-align: left; white-space: pre-wrap; font-size: var(--text-xs); background: var(--color-surface-alt); padding: var(--space-4); border-radius: var(--radius); overflow: auto; }

.form-alert { margin-bottom: var(--space-5); }

/* ---------------------------------------------------------------- marca */

.brand { display: inline-flex; align-items: center; gap: var(--space-3); color: var(--color-text); text-decoration: none; }
.brand:hover { color: var(--color-text); text-decoration: none; }
.brand-mark { width: 26px; height: 34px; color: var(--color-primary); }
.brand-name { font-family: var(--font-inscription); font-weight: 600; letter-spacing: .14em; font-size: 1rem; text-transform: uppercase; }

.breadcrumb { display: flex; flex-wrap: wrap; gap: var(--space-2); list-style: none; padding: 0; font-size: var(--text-sm); color: var(--color-text-muted); margin-bottom: var(--space-3); }
.breadcrumb li + li::before { content: "/"; margin-right: var(--space-2); color: var(--color-border); }
.breadcrumb a { color: var(--color-text-muted); }