/* ============================================================
   md3.css — Material Design 3 tokens, base styles e componentes
   Portal do Hóspede
   ============================================================ */

/* ── Tokens ── */
:root {
  /* Cores – Light Theme */
  --md-sys-color-primary: #6750A4;
  --md-sys-color-on-primary: #FFFFFF;
  --md-sys-color-primary-container: #EADDFF;
  --md-sys-color-on-primary-container: #21005D;
  --md-sys-color-secondary: #625B71;
  --md-sys-color-on-secondary: #FFFFFF;
  --md-sys-color-secondary-container: #E8DEF8;
  --md-sys-color-on-secondary-container: #1D192B;
  --md-sys-color-tertiary: #7D5260;
  --md-sys-color-on-tertiary: #FFFFFF;
  --md-sys-color-tertiary-container: #FFD8E4;
  --md-sys-color-on-tertiary-container: #31111D;
  --md-sys-color-error: #B3261E;
  --md-sys-color-on-error: #FFFFFF;
  --md-sys-color-error-container: #F9DEDC;
  --md-sys-color-on-error-container: #410E0B;
  --md-sys-color-background: #FFFBFE;
  --md-sys-color-on-background: #1C1B1F;
  --md-sys-color-surface: #FFFBFE;
  --md-sys-color-on-surface: #1C1B1F;
  --md-sys-color-surface-variant: #E7E0EC;
  --md-sys-color-on-surface-variant: #49454F;
  --md-sys-color-outline: #79747E;
  --md-sys-color-outline-variant: #CAC4D0;
  --md-sys-color-inverse-surface: #313033;
  --md-sys-color-inverse-on-surface: #F4EFF4;
  --md-sys-color-surface-container-lowest: #FFFFFF;
  --md-sys-color-surface-container-low: #F7F2FA;
  --md-sys-color-surface-container: #F3EDF7;
  --md-sys-color-surface-container-high: #ECE6F0;
  --md-sys-color-surface-container-highest: #E6E0E9;
  --md-sys-color-surface-tint: #6750A4;
  --md-sys-color-scrim: #000000;

  /* Forma */
  --md-sys-shape-corner-none: 0px;
  --md-sys-shape-corner-extra-small: 4px;
  --md-sys-shape-corner-small: 8px;
  --md-sys-shape-corner-medium: 12px;
  --md-sys-shape-corner-large: 16px;
  --md-sys-shape-corner-extra-large: 28px;
  --md-sys-shape-corner-full: 9999px;

  /* Elevação */
  --md-sys-elevation-1: 0px 1px 2px rgba(0, 0, 0, .3), 0px 1px 3px 1px rgba(0, 0, 0, .15);
  --md-sys-elevation-2: 0px 1px 2px rgba(0, 0, 0, .3), 0px 2px 6px 2px rgba(0, 0, 0, .15);
  --md-sys-elevation-3: 0px 1px 3px rgba(0, 0, 0, .3), 0px 4px 8px 3px rgba(0, 0, 0, .15);
  --md-sys-elevation-4: 0px 2px 3px rgba(0, 0, 0, .3), 0px 6px 10px 4px rgba(0, 0, 0, .15);

  /* Transição padrão */
  --md-sys-motion-duration-short2: 200ms;
  --md-sys-motion-duration-medium2: 300ms;
  --md-sys-motion-easing-standard: cubic-bezier(0.2, 0, 0, 1);
}

/* ── Reset mínimo ── */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

/* ── Base ── */
html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body.md3-body {
  background-color: var(--md-sys-color-background);
  color: var(--md-sys-color-on-background);
  font-family: 'Roboto', system-ui, sans-serif;
  font-size: 1rem;
  line-height: 1.5;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ── Tipografia – classes utilitárias ── */
.md3-display-large {
  font: 400 57px/64px 'Roboto', sans-serif;
  letter-spacing: -0.25px;
}

.md3-headline-large {
  font: 400 32px/40px 'Roboto', sans-serif;
}

.md3-headline-medium {
  font: 400 28px/36px 'Roboto', sans-serif;
}

.md3-headline-small {
  font: 400 24px/32px 'Roboto', sans-serif;
}

.md3-title-large {
  font: 400 22px/28px 'Roboto', sans-serif;
}

.md3-title-medium {
  font: 500 16px/24px 'Roboto', sans-serif;
  letter-spacing: 0.15px;
}

.md3-title-small {
  font: 500 14px/20px 'Roboto', sans-serif;
  letter-spacing: 0.1px;
}

.md3-body-large {
  font: 400 16px/24px 'Roboto', sans-serif;
  letter-spacing: 0.5px;
}

.md3-body-medium {
  font: 400 14px/20px 'Roboto', sans-serif;
  letter-spacing: 0.25px;
}

.md3-body-small {
  font: 400 12px/16px 'Roboto', sans-serif;
  letter-spacing: 0.4px;
}

.md3-label-large {
  font: 500 14px/20px 'Roboto', sans-serif;
  letter-spacing: 0.1px;
}

.md3-label-medium {
  font: 500 12px/16px 'Roboto', sans-serif;
  letter-spacing: 0.5px;
}

/* ── Top App Bar ── */
.md3-top-app-bar {
  background-color: var(--md-sys-color-surface-container);
  color: var(--md-sys-color-on-surface);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--md-sys-elevation-1);
}

.md3-top-app-bar__row {
  display: flex;
  align-items: center;
  height: 64px;
  padding: 0 16px;
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
}

.md3-top-app-bar__section--start {
  display: flex;
  align-items: center;
  gap: 12px;
  flex: 1;
}

.md3-top-app-bar__navigation-icon {
  font-size: 24px;
  color: var(--md-sys-color-primary);
}

.md3-top-app-bar__title {
  font: 500 22px/28px 'Roboto', sans-serif;
  color: var(--md-sys-color-on-surface);
  text-decoration: none;
}

.md3-top-app-bar__title:hover {
  color: var(--md-sys-color-primary);
}

/* ── Conteúdo principal e footer ── */
.md3-main-content {
  flex: 1;
  padding: 24px 16px 48px;
}

.md3-footer {
  background-color: var(--md-sys-color-surface-container-high);
  color: var(--md-sys-color-on-surface-variant);
  text-align: center;
  padding: 16px;
  border-top: 1px solid var(--md-sys-color-outline-variant);
}

/* ── Botões ── */
.md3-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 40px;
  padding: 10px 24px;
  border-radius: var(--md-sys-shape-corner-full);
  font: 500 14px/20px 'Roboto', sans-serif;
  letter-spacing: 0.1px;
  cursor: pointer;
  border: none;
  text-decoration: none;
  white-space: nowrap;
  position: relative;
  overflow: hidden;
  transition:
    box-shadow var(--md-sys-motion-duration-short2) var(--md-sys-motion-easing-standard),
    background-color var(--md-sys-motion-duration-short2) var(--md-sys-motion-easing-standard);
  -webkit-tap-highlight-color: transparent;
}

.md3-button:focus-visible {
  outline: 3px solid var(--md-sys-color-primary);
  outline-offset: 2px;
}

/* State layer */
.md3-button::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
  opacity: 0;
  transition: opacity var(--md-sys-motion-duration-short2) var(--md-sys-motion-easing-standard);
}

/* Filled */
.md3-button--filled {
  background-color: var(--md-sys-color-primary);
  color: var(--md-sys-color-on-primary);
}

.md3-button--filled::after {
  background-color: var(--md-sys-color-on-primary);
}

.md3-button--filled:hover {
  box-shadow: var(--md-sys-elevation-1);
}

.md3-button--filled:hover::after { opacity: 0.08; }
.md3-button--filled:focus-visible::after { opacity: 0.12; }
.md3-button--filled:active::after { opacity: 0.12; }

.md3-button--filled:disabled {
  background-color: rgba(28, 27, 31, 0.12);
  color: rgba(28, 27, 31, 0.38);
  cursor: not-allowed;
  box-shadow: none;
}

.md3-button--filled:disabled::after { display: none; }

/* Outlined */
.md3-button--outlined {
  background: transparent;
  color: var(--md-sys-color-primary);
  border: 1px solid var(--md-sys-color-outline);
  padding: 10px 23px;
}

.md3-button--outlined::after {
  background-color: var(--md-sys-color-primary);
}

.md3-button--outlined:hover::after { opacity: 0.08; }
.md3-button--outlined:focus-visible::after { opacity: 0.12; }
.md3-button--outlined:active::after { opacity: 0.12; }

/* Text */
.md3-button--text {
  background: transparent;
  color: var(--md-sys-color-primary);
  padding: 10px 12px;
}

.md3-button--text::after {
  background-color: var(--md-sys-color-primary);
}

.md3-button--text:hover::after { opacity: 0.08; }
.md3-button--text:focus-visible::after { opacity: 0.12; }

/* Ícone dentro do botão */
.md3-button__icone {
  font-size: 18px;
  font-variation-settings: 'FILL' 1;
}

/* ── Text Field – Outlined ── */
.md3-text-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.md3-text-field__label {
  font: 400 12px/16px 'Roboto', sans-serif;
  letter-spacing: 0.4px;
  color: var(--md-sys-color-on-surface-variant);
}

.md3-text-field--outlined .md3-text-field__input {
  height: 56px;
  padding: 0 16px;
  border: 1px solid var(--md-sys-color-outline);
  border-radius: var(--md-sys-shape-corner-extra-small);
  background: transparent;
  font: 400 16px/24px 'Roboto', sans-serif;
  letter-spacing: 0.5px;
  color: var(--md-sys-color-on-surface);
  outline: none;
  width: 100%;
  transition: border-color var(--md-sys-motion-duration-short2),
              border-width var(--md-sys-motion-duration-short2);
}

.md3-text-field--outlined .md3-text-field__input:focus {
  border-color: var(--md-sys-color-primary);
  border-width: 2px;
  padding: 0 15px;
}

.md3-text-field--outlined .md3-text-field__input[aria-invalid="true"] {
  border-color: var(--md-sys-color-error);
}

.md3-text-field--outlined .md3-text-field__input[aria-invalid="true"]:focus {
  border-color: var(--md-sys-color-error);
}

.md3-text-field--outlined.md3-text-field--readonly .md3-text-field__input {
  background-color: var(--md-sys-color-surface-container-low);
  color: var(--md-sys-color-on-surface-variant);
  border-style: dashed;
  cursor: default;
}

.md3-text-field--textarea .md3-text-field__input {
  height: auto;
  padding: 12px 16px;
  resize: vertical;
  min-height: 80px;
}

.md3-text-field__suporte {
  font: 400 12px/16px 'Roboto', sans-serif;
  letter-spacing: 0.4px;
  color: var(--md-sys-color-on-surface-variant);
  padding: 0 16px;
  min-height: 16px;
}

.md3-text-field__suporte--erro {
  color: var(--md-sys-color-error);
}

.md3-text-field__suporte--erro:empty {
  display: none;
}

/* ── Cards ── */
.md3-card {
  border-radius: var(--md-sys-shape-corner-medium);
  overflow: hidden;
}

.md3-card--elevated {
  background-color: var(--md-sys-color-surface-container-low);
  box-shadow: var(--md-sys-elevation-1);
  transition: box-shadow var(--md-sys-motion-duration-short2) var(--md-sys-motion-easing-standard);
}

.md3-card--elevated:hover {
  box-shadow: var(--md-sys-elevation-2);
}

.md3-card--outlined {
  background-color: var(--md-sys-color-surface);
  border: 1px solid var(--md-sys-color-outline-variant);
}

.md3-card--filled {
  background-color: var(--md-sys-color-surface-container-highest);
}

/* ── Linear Progress ── */
.md3-linear-progress {
  width: 100%;
  height: 4px;
  background-color: var(--md-sys-color-surface-container-high);
  overflow: hidden;
  border-radius: 2px;
}

.md3-linear-progress__indicator {
  height: 100%;
  background-color: var(--md-sys-color-primary);
  border-radius: 2px;
  transform-origin: left;
}

.md3-linear-progress__indicator--indeterminate {
  animation: md3-progress-indeterminate 2s linear infinite;
}

@keyframes md3-progress-indeterminate {
  0%   { transform: translateX(-100%) scaleX(0.5); }
  40%  { transform: translateX(0%) scaleX(0.5); }
  60%  { transform: translateX(0%) scaleX(1); }
  100% { transform: translateX(200%) scaleX(0.5); }
}

/* ── Snackbar ── */
.md3-snackbar {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(calc(100% + 24px));
  background-color: var(--md-sys-color-inverse-surface);
  color: var(--md-sys-color-inverse-on-surface);
  border-radius: var(--md-sys-shape-corner-extra-small);
  padding: 14px 16px;
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 288px;
  max-width: min(568px, calc(100vw - 32px));
  box-shadow: var(--md-sys-elevation-3);
  z-index: 1000;
  transition: transform var(--md-sys-motion-duration-medium2) var(--md-sys-motion-easing-standard);
}

.md3-snackbar--visivel {
  transform: translateX(-50%) translateY(0);
}

.md3-snackbar__mensagem {
  flex: 1;
  font: 400 14px/20px 'Roboto', sans-serif;
}

.md3-snackbar__acao {
  color: var(--md-sys-color-inverse-on-surface);
  flex-shrink: 0;
  height: 32px;
  padding: 6px 8px;
  font: 500 14px/20px 'Roboto', sans-serif;
}

.md3-snackbar__acao:focus-visible {
  outline-color: var(--md-sys-color-inverse-on-surface);
}

/* ── Utilitários de erro e avisos ── */
.md3-error-text {
  font: 400 12px/16px 'Roboto', sans-serif;
  letter-spacing: 0.4px;
  color: var(--md-sys-color-error);
  padding: 4px 0;
}

.md3-error-banner {
  background-color: var(--md-sys-color-error-container);
  color: var(--md-sys-color-on-error-container);
  border-radius: var(--md-sys-shape-corner-small);
  padding: 12px 16px;
  margin-bottom: 16px;
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font: 400 14px/20px 'Roboto', sans-serif;
}

.md3-error-banner__icone {
  font-size: 20px;
  flex-shrink: 0;
  margin-top: 1px;
}

/* ── Material Symbols ajuste global ── */
.material-symbols-rounded {
  font-variation-settings: 'FILL' 0, 'wght' 400, 'GRAD' 0, 'opsz' 24;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  user-select: none;
  vertical-align: middle;
  flex-shrink: 0;
}