/* =====================================================================
 * SmartNail salon PWA — styles.
 *
 * Design tokens come from css/brand.css (source: docs/BRAND.md,
 * "Blush & Rose Gold"). That file ships tokens inside an @theme block
 * (CSS Cascade Layers), which browsers do not implement, so the exact
 * BRAND.md values are bound to :root here — same values, same source.
 *
 * Brand rules applied (BRAND.md): warm ivory surfaces, deep rose only
 * for interaction/emphasis, pill buttons (999px), 16px card corners,
 * soft warm shadows, Be Vietnam Pro stack with system fallbacks.
 * ===================================================================== */

@import url("../../css/brand.css");

:root {
  /* colors */
  --color-primary: #c2456c;
  --color-primary-strong: #a83a5e;
  --color-accent: #b76e79;
  --color-accent-soft: #f3d9de;
  --color-neutral: #fff8f5;
  --color-neutral-alt: #fbeff2;
  --color-ink: #3d1220;
  --color-ink-muted: #7a4a5c;
  --color-success: #2f6b4f;
  --color-warning: #8a5a00;
  --color-border: #e8d3da;
  /* typography (Be Vietnam Pro — bundle the webfont at deploy) */
  --font-display: "Be Vietnam Pro";
  --font-heading: "Be Vietnam Pro";
  --font-body: "Be Vietnam Pro";
  --font-label: "Be Vietnam Pro";
  --text-heading: 1.5rem;
  --text-label: 0.75rem;
  --tracking-label: 0.08em;
  --font-weight-heading: 700;
  --font-weight-label: 600;
  /* rounded */
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-pill: 999px;
  /* spacing (8px base unit) */
  --spacing-xs: 4px;
  --spacing-sm: 8px;
  --spacing-md: 16px;
  --spacing-lg: 24px;
}

/* ============================ base ============================ */

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

html,
body {
  margin: 0;
  font-family: var(--font-body), -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  font-size: var(--text-body, 1rem);
  font-weight: 400;
  line-height: 1.6;
  color: var(--color-ink);
  background: var(--color-neutral); /* warm ivory */
  -webkit-text-size-adjust: 100%;
}

body {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

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

/* ============================ header ============================ */

.app-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--color-neutral);
  border-bottom: 1px solid var(--color-border);
}

.brand {
  font-family: var(--font-heading);
  font-size: 1.25rem; /* between label and heading; tracking per display */
  font-weight: var(--font-weight-heading);
  letter-spacing: -0.01em;
  color: var(--color-ink);
}

.lang-toggle {
  display: flex;
  gap: var(--spacing-xs);
}

.lang-btn {
  font-family: var(--font-label);
  font-size: var(--text-label);
  font-weight: var(--font-weight-label);
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  color: var(--color-ink-muted);
  background: var(--color-neutral-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill); /* pill buttons */
  padding: var(--spacing-xs) var(--spacing-sm);
  cursor: pointer;
}

.lang-btn:hover {
  border-color: var(--color-primary);
}

/* Deep rose = the single interaction colour (button-primary, BRAND.md). */
.lang-btn.is-active {
  color: #ffffff; /* button-primary textColor, BRAND.md */
  background: var(--color-primary);
  border-color: var(--color-primary);
}

/* ============================ screens ============================ */

main {
  flex: 1;
  padding: var(--spacing-lg) var(--spacing-md);
}

.screen {
  display: none;
}

.screen.is-active {
  display: block;
}

.screen-title {
  font-family: var(--font-heading);
  font-size: var(--text-heading);
  font-weight: var(--font-weight-heading);
  color: var(--color-ink);
  margin: 0 0 var(--spacing-sm);
}

.card-title {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: var(--font-weight-heading);
  color: var(--color-ink);
  margin: 0 0 var(--spacing-sm);
}

.screen h1.screen-title {
  font-size: var(--text-heading);
}

.muted {
  color: var(--color-ink-muted);
  font-size: 0.9rem;
}

.center {
  text-align: center;
}

/* Universal container (card, BRAND.md: 16px corners, warm ivory, ink
 * text, soft warm 2px shadow at 8% wine tint). */
.card {
  background: var(--color-neutral);
  color: var(--color-ink);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--spacing-md);
  box-shadow: 0 2px 12px rgba(61, 18, 32, 0.08); /* BRAND.md elevation prose */
  margin-bottom: var(--spacing-md);
}

.card .card {
  margin-bottom: 0;
}

/* ============================ buttons ============================ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
  font-family: var(--font-label);
  font-size: 0.875rem;
  font-weight: var(--font-weight-label);
  letter-spacing: 0.02em;
  color: var(--color-ink);
  border: 1px solid transparent;
  border-radius: var(--radius-pill); /* pill buttons */
  padding: 12px 24px; /* button-primary, BRAND.md */
  cursor: pointer;
  text-decoration: none;
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

/* button-primary: deep rose background, white text (BRAND.md). */
.btn-primary {
  background: var(--color-primary);
  color: #ffffff;
}

.btn-primary:hover:not(:disabled) {
  background: var(--color-primary-strong); /* button-primary-hover */
}

/* button-secondary: ivory surface, ink text, blush border. */
.btn-secondary {
  background: var(--color-neutral);
  color: var(--color-ink);
  border-color: var(--color-border);
}

.btn-secondary:hover:not(:disabled) {
  border-color: var(--color-primary);
}

.btn-block {
  width: 100%;
}

.btn-small {
  padding: 6px 14px;
  font-size: 0.75rem;
}

.cta {
  margin-top: var(--spacing-sm);
}

/* ============================ forms ============================ */

.field {
  margin-bottom: var(--spacing-md);
}

.field label {
  display: block;
  font-size: 0.8rem;
  font-weight: var(--font-weight-label);
  color: var(--color-ink-muted);
  margin-bottom: 6px;
}

.input {
  width: 100%;
  padding: 11px 14px;
  font: inherit;
  color: var(--color-ink);
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: 12px;
}

.input:focus {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
  border-color: var(--color-primary);
}

textarea.input {
  resize: vertical;
}

.row {
  display: flex;
  gap: var(--spacing-sm);
}

.row-between {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-sm);
}

.badge-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xs);
  margin-top: var(--spacing-xs);
}

/* chip-badge component (BRAND.md): accent-soft bg, primary-strong text. */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  font-size: 0.75rem;
  font-weight: var(--font-weight-label);
  background: var(--color-accent-soft);
  color: var(--color-primary-strong);
}

.badge-success {
  background: #e3f0e9;
  color: var(--color-success);
}

.badge-warning {
  background: #f6ecd8;
  color: var(--color-warning);
}

.badge-muted {
  background: var(--color-neutral-alt);
  color: var(--color-ink-muted);
}

/* ============================ alerts ============================ */

.alert {
  border-radius: 12px;
  padding: 12px 14px;
  font-size: 0.9rem;
  margin: var(--spacing-sm) 0;
  border: 1px solid;
  line-height: 1.55;
}

.alert-success {
  background: #e7f3ec;
  border-color: #c4e0d2;
  color: var(--color-success);
}

.alert-warning {
  background: #faf0dd;
  border-color: #e6d3a8;
  color: var(--color-warning);
}

.alert-error {
  background: #fbe7ea;
  border-color: #eebcc6;
  color: #8e2138;
}

/* ============================ login ============================ */

.login-wrap {
  display: flex;
  justify-content: center;
  padding-top: 10vh;
}

.login-card {
  width: 100%;
  max-width: 360px;
  padding: var(--spacing-lg);
}

.auth-title {
  font-family: var(--font-display);
  font-size: 1.625rem;
  font-weight: var(--font-weight-heading);
  letter-spacing: -0.01em;
  color: var(--color-ink);
  text-align: center;
  margin: 0;
}

.login-card .muted.center {
  margin: var(--spacing-xs) 0 var(--spacing-md);
}

.login-card .btn {
  margin-top: var(--spacing-xs);
}

/* Forgot-password link (login form) + text links on reset-password.html */
.forgot-row {
  display: flex;
  justify-content: flex-end;
  margin: -6px 0 var(--spacing-md);
}

.link-btn {
  font: inherit;
  font-size: 0.8rem;
  color: var(--color-primary-strong);
  background: none;
  border: none;
  padding: 0;
  text-decoration: underline;
  cursor: pointer;
}

.link-btn:hover {
  color: var(--color-primary);
}

.link-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.reset-back {
  margin-top: var(--spacing-md);
}

/* ============================ dashboard ============================ */

.home-hero .screen-title {
  margin-bottom: var(--spacing-xs);
}

.stat-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin-bottom: var(--spacing-md);
}

.stat-tile {
  background: var(--color-neutral);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 14px;
  box-shadow: 0 2px 12px rgba(61, 18, 32, 0.08);
}

.stat-label {
  font-size: 0.7rem;
  font-weight: var(--font-weight-label);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-ink-muted);
}

.stat-value {
  font-size: 1.35rem;
  font-weight: var(--font-weight-heading);
  color: var(--color-ink);
  margin-top: 4px;
  word-break: break-word;
}

.apt-line {
  font-weight: var(--font-weight-label);
  margin: 0;
}

/* ============================ lists ============================ */

.list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.list-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.list-item-main {
  flex: 1;
  min-width: 0;
  cursor: pointer;
}

.list-item-title {
  font-weight: 600;
  color: var(--color-ink);
}

.list-item-sub {
  font-size: 0.8rem;
  color: var(--color-ink-muted);
  margin-top: 2px;
  word-break: break-word;
}

/* ============================ clients ============================ */

.client-form {
  background: var(--color-neutral-alt);
}

.client-card {
  margin-bottom: var(--spacing-sm);
}

.client-card:last-child {
  margin-bottom: 0;
}

.client-history {
  border-top: 1px dashed var(--color-border);
  margin-top: 12px;
  padding-top: 12px;
}

.history-title {
  font-size: 0.85rem;
  font-weight: var(--font-weight-label);
  color: var(--color-ink-muted);
  margin: 0 0 8px;
}

/* ============================ orders ============================ */

.stepper {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--color-neutral-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  padding: 4px;
  margin-bottom: var(--spacing-sm);
}

.stepper-btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--color-border);
  background: #ffffff;
  color: var(--color-primary-strong);
  font-size: 1.25rem;
  font-weight: 600;
  cursor: pointer;
}

.stepper-btn:hover:not(:disabled) {
  border-color: var(--color-primary);
}

.stepper-val {
  min-width: 52px;
  text-align: center;
  font-weight: var(--font-weight-heading);
  font-size: 1.1rem;
  color: var(--color-ink);
}

.rows {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin: var(--spacing-sm) 0;
}

.order-row {
  border-bottom: 1px dashed var(--color-border);
  padding-bottom: 10px;
}

.order-row:last-of-type {
  border-bottom: none;
  padding-bottom: 0;
}

/* ============================ settings ============================ */

.settings-name {
  font-size: 1.1rem;
  font-weight: var(--font-weight-heading);
  margin: 0 0 var(--spacing-xs);
}

.settings-balance {
  margin-top: var(--spacing-sm);
}

#set-rebooking-period {
  margin-top: 6px;
}

/* ============================ bottom nav ============================ */

.bottom-nav {
  position: sticky;
  bottom: 0;
  display: none;
  padding: var(--spacing-sm) 0;
  background: var(--color-neutral);
  border-top: 1px solid var(--color-border);
}

/* Hidden until authenticated (login screen: no nav). */
body.authed .bottom-nav {
  display: flex;
}

.nav-btn {
  flex: 1;
  font-family: var(--font-label);
  font-size: var(--text-label);
  font-weight: var(--font-weight-label);
  color: var(--color-ink-muted);
  background: none;
  border: none;
  border-radius: var(--radius-sm);
  padding: var(--spacing-sm) 0;
  cursor: pointer;
}

.nav-btn.is-active {
  color: var(--color-primary-strong);
  background: var(--color-accent-soft);
}

/* ============================ responsive ============================ */

@media (min-width: 640px) {
  .stat-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  main {
    max-width: 640px;
    margin: 0 auto;
    width: 100%;
  }
}