/* Reusable components — header, navigation, buttons, footer, labels.
   Every block here maps to a Jinja2 include in app/templates/components/. */

/* ==========================================================================
   Buttons
   ========================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  min-height: 44px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  font-family: var(--font-sans);
  font-weight: 700;
  line-height: 1.2;
  text-align: center;
  white-space: nowrap;
  transition: filter var(--duration) var(--ease),
              background-color var(--duration) var(--ease),
              border-color var(--duration) var(--ease),
              color var(--duration) var(--ease);
}

/* Cyan primary — dark text on cyan (CLAUDE.md 7.) */
.btn--accent {
  padding: var(--space-3) var(--space-7);
  background: var(--color-accent);
  color: var(--color-on-accent);
  font-size: var(--fs-15);
  font-weight: 400;
}

.btn--accent:hover {
  filter: brightness(1.12);
}

/* Outlined secondary (design.css .outline) */
.btn--outline {
  padding: var(--space-4) var(--space-6);
  background: transparent;
  border-color: var(--color-outline-line);
  color: var(--color-text);
  font-size: var(--fs-14);
  line-height: 1;
}

.btn--outline:hover {
  border-color: var(--color-text-muted);
}

/* Bold cyan primary of the inner pages (design.css .btn): 14 px 700, 46 px high */
.btn--strong {
  padding: var(--space-4) var(--space-6);
  font-size: var(--fs-14);
  font-weight: 700;
  line-height: 1;
}

/* Home hero: light solid + outlined ghost, uppercase */
.btn--light,
.btn--ghost {
  min-height: 50px;
  padding: 0 var(--space-8);
  border-radius: var(--radius-sm);
  font-size: var(--fs-12);
  letter-spacing: var(--ls-button);
  text-transform: uppercase;
}

.btn--light {
  background: var(--color-btn-light);
  border-color: var(--color-btn-light);
  color: var(--color-btn-light-text);
}

.btn--light:hover {
  background: var(--color-text);
  border-color: var(--color-text);
}

.btn--ghost {
  background: var(--color-ghost-fill);
  border-color: var(--color-btn-ghost-line);
  color: var(--color-text);
}

.btn--ghost:hover {
  border-color: var(--color-text);
}

/* ==========================================================================
   Site header — Home variant (01-home mockup)
   ========================================================================== */

.site-header {
  position: relative;
  z-index: 20;
  background: var(--color-bg);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--header-max);
  height: var(--header-h-home);
  margin: 0 auto;
  padding: 0 var(--space-10);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  min-height: 44px;
  font-size: var(--fs-12);
  line-height: var(--lh-snug);
  color: var(--color-text);
}

/* NFT Validity lockup (2026-10-18): crystal-V emblem + wordmark in type (components/brand.html) */
.brand__crystal {
  flex: none;
  width: 34px;
  height: 40px;
  object-fit: contain;
  filter: drop-shadow(0 0 6px var(--color-brand-glow));
}

.brand__text {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.brand__name {
  background: linear-gradient(90deg, var(--color-text) 55%, var(--color-gold) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  font-size: var(--fs-17);
  font-weight: 700;
  letter-spacing: var(--ls-button);
  line-height: 1;
  text-transform: uppercase;
  white-space: nowrap;
}

.brand__tagline {
  color: var(--color-text-muted);
  font-size: var(--fs-11);
  letter-spacing: var(--ls-button);
  line-height: 1.2;
  text-transform: uppercase;
}

@media (max-width: 1199px) {
  .brand__tagline {
    display: none;
  }
}

.site-nav__list {
  display: flex;
  align-items: center;
  gap: var(--space-12);
  margin: 0;
  padding: 0;
  list-style: none;
}

.site-nav__link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  font-size: var(--fs-15);
  color: var(--color-text);
  transition: color var(--duration) var(--ease);
}

.site-nav__link:hover {
  color: var(--color-accent);
}

.site-nav__link[aria-current="page"] {
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.nav-toggle {
  display: none;
}

/* Mobile navigation: the panel is toggled by js/nav.js */
@media (max-width: 767px) {
  .site-header__inner {
    height: var(--header-h-home-mobile);
    padding: 0 var(--space-5);
  }

  .nav-toggle {
    display: inline-grid;
    place-items: center;
    width: 44px;
    height: 44px;
    padding: 0;
    background: none;
    border: 1px solid var(--color-menu-border);
    border-radius: var(--radius);
    color: var(--color-accent);
  }

  .nav-toggle svg {
    width: 22px;
    height: 22px;
    stroke: currentColor;
    stroke-width: 2;
    stroke-linecap: round;
  }

  .nav-toggle .nav-toggle__close,
  .nav-toggle[aria-expanded="true"] .nav-toggle__open {
    display: none;
  }

  .nav-toggle[aria-expanded="true"] .nav-toggle__close {
    display: block;
  }

  .site-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    padding: var(--space-4) var(--space-6) var(--space-6);
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-rule);
  }

  .site-nav[hidden] {
    display: none;
  }

  .site-nav__list {
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-1);
  }

  .site-nav__link {
    width: 100%;
  }

  .site-nav .btn--accent {
    margin-top: var(--space-3);
  }
}

/* Site header: since 2026-10-18 every public page uses the Home header (the user's decision);
   the former "main" variant is gone. The current page is marked in the accent colour. */

.brand__logo {
  width: 150px;
}

.site-nav__link[aria-current="page"] {
  color: var(--color-accent);
  text-decoration: none;
}

/* ==========================================================================
   Page intro — kicker, page title, lead (design.css .kicker, h1, .lead)
   ========================================================================== */

.page-wrap {
  max-width: var(--content-max);
  margin: 0 auto;
  padding: var(--space-16) var(--space-12);
}

.kicker {
  margin-top: var(--space-2);
  color: var(--color-accent);
  font-size: var(--fs-11);
  font-weight: 700;
  letter-spacing: var(--ls-section);
  line-height: 1.5;
  text-transform: uppercase;
}

.page-title {
  margin: var(--space-4) 0 var(--space-5);
  font-size: var(--fs-44);
  font-weight: 700;
  letter-spacing: var(--ls-hero);
  line-height: var(--lh-heading);
}

.lead {
  max-width: 670px;
  color: var(--color-text-muted);
  font-size: var(--fs-17);
  line-height: var(--lh-loose);
}

/* Centred intro (03 mockup) */
.page-intro--center {
  text-align: center;
}

.page-intro--center .lead {
  margin-inline: auto;
}

@media (max-width: 767px) {
  .page-wrap {
    padding: var(--space-9) var(--space-6) var(--space-12);
  }

  .page-title {
    font-size: var(--fs-33);
  }
}

/* ==========================================================================
   Card — panel with a title and short text (design.css .card)
   ========================================================================== */

.card {
  padding: var(--space-11) var(--space-7) var(--space-10);
  background: var(--color-panel);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}

.card__title {
  margin-bottom: var(--space-4);
  font-size: var(--fs-17);
  font-weight: 700;
  line-height: var(--lh-snug);
}

.card__text {
  color: var(--color-text-muted);
  font-size: var(--fs-14);
  line-height: var(--lh-loose);
}

@media (max-width: 767px) {
  .card {
    padding: var(--space-9) var(--space-5) var(--space-8);
  }
}

/* ==========================================================================
   Narrow centred column for account screens (design.css .auth) — 06, 07, 28, 29
   ========================================================================== */

.auth {
  max-width: 490px;
  margin: 0 auto;
}

.auth__intro {
  margin-bottom: var(--space-4);
  color: var(--color-text-muted);
  line-height: var(--lh-loose);
}

.auth .card {
  padding: var(--space-7);
}

.auth__switch {
  margin-top: var(--space-3);
  color: var(--color-text-subtle);
  font-size: var(--fs-13);
  line-height: var(--lh-loose);
}

.auth__switch a {
  color: var(--color-text-muted);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.auth__switch a:hover {
  color: var(--color-accent);
}

/* ==========================================================================
   Forms — fields, errors, error summary (design.css label / input / .field)
   Validation UX: js/form-validation.js; the server repeats every check.
   ========================================================================== */

.form-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 var(--space-6);
}

.form-field {
  margin: var(--space-5) 0;
}

.form-label {
  display: block;
  margin-bottom: var(--space-2);
  color: var(--color-label);
  font-size: var(--fs-13);
  line-height: var(--lh-snug);
}

.form-input {
  display: block;
  width: 100%;
  padding: var(--space-3) var(--space-4);
  background: var(--color-field);
  border: 1px solid var(--color-field-border);
  border-radius: var(--radius);
  color: var(--color-text);
  font: inherit;
  font-size: var(--fs-14);
  line-height: var(--lh-body);
  transition: border-color var(--duration) var(--ease);
}

.form-input::placeholder {
  color: var(--color-text-subtle);
  opacity: 1;
}

.form-input:hover {
  border-color: var(--color-btn-ghost-line);
}

.form-input:focus-visible {
  border-color: var(--color-accent);
  outline-offset: 2px;
}

.form-input[aria-invalid="true"] {
  border-color: var(--color-danger);
}

.form-error {
  display: flex;
  gap: var(--space-2);
  margin-top: var(--space-2);
  color: var(--color-danger);
  font-size: var(--fs-13);
  line-height: var(--lh-body);
}

.form-error:empty {
  display: none;
}

/* The status is never colour alone: every error starts with a text marker */
.form-error::before {
  content: "Error:";
  font-weight: 700;
}

.form-check {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  min-height: 44px;
  padding-top: var(--space-2);
  color: var(--color-text-subtle);
  font-size: var(--fs-13);
  line-height: var(--lh-loose);
  cursor: pointer;
}

.form-check input {
  flex: none;
  width: 18px;
  height: 18px;
  margin: 2px 0 0;
  accent-color: var(--color-accent);
  cursor: pointer;
}

.form-check a {
  color: var(--color-text-muted);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.form-check a:hover {
  color: var(--color-accent);
}

.form-actions {
  margin-top: var(--space-4);
}

/* Error summary at the top of a form — role="alert", focused after a failed submit */
.form-alert {
  margin-bottom: var(--space-2);
  padding: var(--space-4) var(--space-5);
  background: var(--color-danger-bg);
  border: 1px solid var(--color-danger-line);
  border-radius: var(--radius-md);
  color: var(--color-danger);
  font-size: var(--fs-13);
  line-height: var(--lh-loose);
}

.form-alert[hidden] {
  display: none;
}

.form-alert__title {
  font-size: var(--fs-14);
  font-weight: 700;
}

.form-alert ul {
  margin: var(--space-2) 0 0;
  padding-left: var(--space-5);
}

.form-alert a {
  color: inherit;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.form-status {
  margin-top: var(--space-3);
  color: var(--color-success);
  font-size: var(--fs-13);
}

.form-status:empty {
  display: none;
}

select.form-input {
  appearance: none;
  padding-right: var(--space-10);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1.5 6 6.5 11 1.5' fill='none' stroke='%23A9B5C8' stroke-width='1.5'/%3E%3C/svg%3E");
  background-position: right var(--space-4) center;
  background-repeat: no-repeat;
  cursor: pointer;
}

.form-textarea {
  min-height: 100px;
  resize: vertical;
}

.notice {
  margin: var(--space-5) 0 var(--space-2);
  padding: var(--space-4) var(--space-5);
  background: var(--color-notice-bg);
  border: 1px solid var(--color-notice-line);
  border-radius: var(--radius);
  color: var(--color-notice-text);
  font-size: var(--fs-13);
  line-height: var(--lh-loose);
}

/* Status banner — success / neutral (design.css .state-banner); text always states the status */
.state-banner {
  margin: var(--space-5) 0 var(--space-6);
  padding: var(--space-5);
  background: var(--color-success-bg);
  border: 1px solid var(--color-success-line);
  border-radius: var(--radius-md);
  color: var(--color-success-text);
  line-height: var(--lh-snug);
}

.state-banner strong {
  display: block;
  margin-bottom: var(--space-1);
}

.state-banner--neutral {
  background: var(--color-notice-bg);
  border-color: var(--color-slot-line);
  color: var(--color-text-muted);
}

.state-banner--expired,
.state-banner--under_review,
.state-banner--suspended {
  background: var(--color-warning-bg);
  border-color: var(--color-warning-line);
  color: var(--color-warning-text);
}

.state-banner--revoked {
  background: var(--color-danger-bg);
  border-color: var(--color-danger-line);
  color: var(--color-danger);
}

.state-banner--notfound,
.state-banner--superseded {
  background: var(--color-neutral-bg);
  border-color: var(--color-neutral-line);
  color: var(--color-neutral-text);
}

/* Status badge — pill with text, never colour alone (design.css .badge / .pending) */
.badge {
  display: inline-flex;
  align-items: center;
  padding: var(--space-2) var(--space-3);
  border-radius: 999px;
  background: var(--color-success-bg);
  color: var(--color-success);
  font-size: var(--fs-11);
  line-height: 1;
  white-space: nowrap;
}

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

.badge--danger {
  background: var(--color-danger-bg);
  color: var(--color-danger);
  box-shadow: inset 0 0 0 1px var(--color-danger-line);
}

.badge--neutral {
  background: var(--color-neutral-bg);
  color: var(--color-neutral-text);
}

/* Details card with "Label: value" rows and an action row (31, 33, 37) */
.booking-details {
  padding: var(--space-10) var(--space-7) var(--space-8);
}

.booking-details__title {
  margin-bottom: var(--space-4);
  font-size: var(--fs-17);
  font-weight: 700;
}

.booking-details dl {
  margin: 0;
  color: var(--color-text-muted);
  line-height: var(--lh-loose);
}

.booking-details dl > div {
  display: flex;
  flex-wrap: wrap;
  gap: 0 var(--space-1);
}

.booking-details dt::after {
  content: ":";
}

.booking-details dd {
  margin: 0;
}

.booking-details__note {
  margin-top: var(--space-4);
  color: var(--color-text-subtle);
  font-size: var(--fs-13);
  line-height: var(--lh-loose);
}

.booking-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  margin-top: var(--space-4);
}

/* Tabs between sibling pages (04 Calendar booking / 17 Generic inquiry) — design.css .tabs */
.booking-tabs {
  display: flex;
  gap: var(--space-2);
  margin: var(--space-6) 0;
  padding-bottom: var(--space-3);
  border-bottom: 1px solid var(--color-tab-line);
}

.booking-tabs a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 var(--space-5);
  border-radius: var(--radius);
  color: var(--color-text-muted);
  transition: color var(--duration) var(--ease), background-color var(--duration) var(--ease);
}

.booking-tabs a:hover {
  color: var(--color-text);
}

.booking-tabs a[aria-current="page"] {
  background: var(--color-tab-selected-bg);
  color: var(--color-accent);
}

@media (max-width: 767px) {
  .booking-tabs {
    gap: 0;
  }

  .booking-tabs a {
    padding: 0 var(--space-3);
  }

}

@media (max-width: 479px) {
  .form-row {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   Site footer (shared by every public page — 02-global-validation mockup)
   ========================================================================== */

.site-footer {
  padding: var(--space-12) var(--space-10) var(--space-5);
  background: var(--color-bg);
  border-top: 1px solid var(--color-rule-footer);
  color: var(--color-text-footer);
  font-size: var(--fs-14);
}

.site-footer__grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr 1.2fr;
  gap: var(--space-8);
  max-width: var(--content-max);
  margin: 0 auto;
}

.site-footer__brand .brand__tagline {
  display: block;
}

.site-footer__brand .brand__tagline-line {
  display: block;
}

.site-footer__tagline {
  margin-top: var(--space-4);
  color: var(--color-text-subtle);
  line-height: 1.6;
}

.site-footer__title {
  margin: var(--space-3) 0 var(--space-4);
  color: var(--color-accent);
  font-size: var(--fs-11);
  font-weight: 700;
  letter-spacing: var(--ls-kicker);
  text-transform: uppercase;
}

.site-footer__links {
  margin: 0;
  padding: 0;
  list-style: none;
}

.site-footer__links a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  color: var(--color-text-footer);
  transition: color var(--duration) var(--ease);
}

/* Desktop keeps the mockup's tight rhythm; touch targets are restored on mobile */
@media (min-width: 768px) {
  .site-footer__links a {
    min-height: 0;
    padding: var(--space-1) 0;
  }
}

.site-footer a:hover {
  color: var(--color-accent);
}

.site-footer__partners {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.site-footer__partners img {
  flex: 0 1 auto;
  min-width: 0;
  height: 68px;
  width: auto;
  max-width: 110px;
  object-fit: contain;
}

.site-footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  max-width: var(--content-max);
  margin: var(--space-8) auto 0;
  padding-top: var(--space-5);
  border-top: 1px solid var(--color-rule-footer);
  color: var(--color-text-faint);
  font-size: var(--fs-12);
}

.site-footer__bottom a {
  color: var(--color-text-footer);
}

@media (max-width: 767px) {
  .site-footer {
    padding: var(--space-9) var(--space-6) var(--space-6);
  }

  .site-footer__grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-6) var(--space-8);
  }

  .site-footer__bottom {
    flex-wrap: wrap;
    gap: var(--space-1) var(--space-6);
  }

  .site-footer__bottom > :first-child {
    flex-basis: 100%;
    margin-bottom: var(--space-2);
  }

  .site-footer__bottom a {
    display: inline-flex;
    align-items: center;
    min-height: 44px;
  }
}

@media (max-width: 479px) {
  .site-footer__grid {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   Labels
   ========================================================================== */

/* "DESIGN SAMPLE" marker — every certificate image that is not a real,
   issued certificate carries it (CLAUDE.md 8. and 12.). */
.sample-badge {
  display: inline-block;
  padding: var(--space-1) var(--space-2);
  background: var(--color-overlay);
  border: 1px solid var(--color-gold);
  border-radius: var(--radius-sm);
  color: var(--color-paper);
  font-size: var(--fs-11);
  font-weight: 700;
  letter-spacing: var(--ls-kicker);
  line-height: 1.4;
  text-transform: uppercase;
  white-space: nowrap;
}

/* "Continue with Google" (sign-in / registration): dark theme of Google's button guidelines, 48 px high */
.btn--google {
  display: flex;
  gap: var(--space-3);
  justify-content: center;
  width: 100%;
  min-height: 48px;
  padding: var(--space-3) var(--space-6);
  background: transparent;
  border-color: var(--color-outline-line);
  color: var(--color-text);
  font-size: var(--fs-14);
  font-weight: 600;
}

.btn--google:hover {
  border-color: var(--color-text-muted);
}

.btn--google__mark {
  flex: none;
}

.auth__or {
  display: flex;
  gap: var(--space-3);
  align-items: center;
  margin: var(--space-5) 0;
  color: var(--color-text-muted);
  font-size: var(--fs-12);
  letter-spacing: var(--ls-kicker);
  text-transform: uppercase;
}

.auth__or::before,
.auth__or::after {
  flex: 1;
  border-top: 1px solid var(--color-line);
  content: "";
}

/* Pricing (02, 03) — two cards, stacked on mobile */
.pricing {
  max-width: var(--content-max);
  margin: var(--space-12) auto 0;
}

.pricing__title {
  margin-bottom: var(--space-5);
  font-size: var(--fs-24);
  font-weight: 700;
  text-align: center;
}

.pricing__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-5);
}

@media (max-width: 767px) {
  .pricing__grid {
    grid-template-columns: minmax(0, 1fr);
  }
}

/* The app page (/app, 2026-10-18) */
.app-page__icon {
  display: block;
  margin: 0 auto var(--space-5);
  border-radius: var(--radius-lg);
}

.app-page__grid {
  max-width: var(--content-max);
  margin: var(--space-8) auto 0;
}

.app-page__steps {
  margin: var(--space-4) 0 0;
  padding-left: var(--space-5);
  color: var(--color-text-muted);
  line-height: var(--lh-body);
}

.app-page__steps li + li {
  margin-top: var(--space-2);
}

.app-page__note {
  max-width: var(--content-max);
  margin: var(--space-6) auto 0;
  color: var(--color-text-muted);
  text-align: center;
}

/* "Show password" (js/password-toggle.js, 2026-10-18) — button inside the field, 44 px target */
.password-field {
  position: relative;
  display: block;
}

.password-field .form-input {
  width: 100%;
  padding-right: calc(var(--space-16) + var(--space-2));
}

.password-field__toggle {
  position: absolute;
  top: 50%;
  right: var(--space-1);
  min-width: 44px;
  min-height: 44px;
  padding: 0 var(--space-3);
  transform: translateY(-50%);
  background: transparent;
  border: 0;
  border-radius: var(--radius);
  color: var(--color-accent);
  font: inherit;
  font-size: var(--fs-13);
  font-weight: 600;
  cursor: pointer;
}

.password-field__toggle:hover {
  text-decoration: underline;
}

/* Back bar under the header of every inner public page (2026-10-18) */
.back-bar__inner {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2) var(--space-6);
  justify-content: space-between;
  max-width: var(--header-max);
  margin: 0 auto;
  padding: var(--space-2) var(--space-10);
}

.back-bar__link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  color: var(--color-text-muted);
  font-size: var(--fs-14);
  text-decoration: none;
}

.back-bar__link:hover {
  color: var(--color-text);
}

.back-bar__link--workspace {
  color: var(--color-accent);
}

.site-nav__link--workspace {
  color: var(--color-accent);
}

@media (max-width: 767px) {
  .back-bar__inner {
    padding: 0 var(--space-5);
  }
}

/* EN | HU (2026-10-18) */
.lang-switch {
  display: flex;
  gap: var(--space-1);
  align-items: center;
  margin: 0 var(--space-4) 0 auto;
  color: var(--color-text-subtle);
  font-size: var(--fs-13);
}

.lang-switch a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 32px;
  min-height: 44px;
  color: var(--color-text-muted);
  font-weight: 600;
  text-decoration: none;
}

.lang-switch a[aria-current="true"] {
  color: var(--color-accent);
}

.portal-header__meta .lang-switch {
  margin: 0;
}