/* ==========================================================================
   assets/css/components.css — Armzai Group reusable components
   Order: 1 Utility bar · 2 Header/nav · 3 Mobile nav · 4 Buttons · 5 Eyebrow
   6 Cards · 7 Lists · 8 Process · 9 Stats/trust · 10 Forms · 11 Tables
   12 Accordion · 13 Breadcrumbs · 14 Lightbox · 15 Back to top · 16 Footer
   ========================================================================== */

/* ---- 1. Utility bar ------------------------------------------------------ */
.utility-bar {
  background: var(--charcoal);
  color: var(--on-dark-muted);
  font-size: var(--fs-200);
  border-bottom: 1px solid rgba(255, 255, 255, .08);
}
.utility-bar__inner {
  display: flex; flex-wrap: wrap; align-items: center;
  justify-content: space-between; gap: var(--sp-3);
  min-height: var(--utility-h);
  padding-block: var(--sp-2);
}
.utility-bar__group { display: flex; flex-wrap: wrap; align-items: center; gap: var(--sp-4); }
.utility-bar a { color: var(--on-dark-muted); text-decoration: none; display: inline-flex; align-items: center; gap: .45em; }
.utility-bar a:hover { color: var(--metallic-gold); }
.utility-bar__legal { letter-spacing: .02em; }
.utility-bar svg { width: 15px; height: 15px; flex: none; }

/* ---- 2. Header & primary navigation ------------------------------------- */
.site-header {
  position: sticky; top: 0; z-index: var(--z-header);
  background: var(--white);
  box-shadow: var(--shadow-header);
  transition: box-shadow var(--t-base);
}
.site-header.is-stuck { box-shadow: 0 1px 0 var(--line), 0 10px 30px rgba(11, 31, 51, .12); }
.site-header__inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: var(--sp-5); min-height: var(--header-h);
}

.brand { display: inline-flex; align-items: center; gap: var(--sp-3); text-decoration: none; flex: none; }
.brand__mark {
  width: 46px; height: 47px; flex: none;
  background: var(--white); border-radius: var(--radius-xs); padding: 2px;
}
.brand__text { display: flex; flex-direction: column; line-height: 1.05; }
.brand__name {
  font-family: var(--font-display); font-weight: 800; font-size: 1.15rem;
  color: var(--navy); letter-spacing: .06em;
}
.brand__sub {
  font-size: .625rem; letter-spacing: var(--tracking-wider);
  text-transform: uppercase; color: var(--gold); font-weight: 600;
}

.primary-nav { margin-left: auto; }
.primary-nav__list { display: flex; align-items: center; gap: clamp(.25rem, 1vw, 1rem); }
.primary-nav__link {
  display: inline-flex; align-items: center; gap: .35em;
  font-family: var(--font-display); font-weight: 600; font-size: var(--fs-300);
  color: var(--navy); text-decoration: none;
  padding: var(--sp-3) var(--sp-2);
  border-bottom: 2px solid transparent;
  white-space: nowrap;
  transition: color var(--t-fast), border-color var(--t-fast);
}
.primary-nav__link:hover,
.primary-nav__item:focus-within > .primary-nav__link { color: var(--deep-blue); border-bottom-color: var(--gold); }
.primary-nav__link[aria-current="page"] { color: var(--deep-blue); border-bottom-color: var(--gold); }
.primary-nav__caret { width: 10px; height: 10px; transition: transform var(--t-fast); }
.primary-nav__link[aria-expanded="true"] .primary-nav__caret { transform: rotate(180deg); }

.primary-nav__item { position: relative; }
.dropdown {
  position: absolute; top: 100%; left: 0; z-index: var(--z-dropdown);
  min-width: 244px;
  background: var(--white);
  border: 1px solid var(--line);
  border-top: 3px solid var(--gold);
  box-shadow: var(--shadow-lg);
  padding: var(--sp-2) 0;
  opacity: 0; visibility: hidden; transform: translateY(6px);
  transition: opacity var(--t-fast), transform var(--t-fast), visibility var(--t-fast);
}
.primary-nav__item.is-open > .dropdown { opacity: 1; visibility: visible; transform: translateY(0); }
.dropdown a {
  display: block; padding: var(--sp-3) var(--sp-5);
  font-size: var(--fs-300); color: var(--navy); text-decoration: none;
  border-left: 3px solid transparent;
  transition: background var(--t-fast), border-color var(--t-fast), color var(--t-fast);
}
.dropdown a:hover, .dropdown a:focus-visible { background: var(--off-white); border-left-color: var(--gold); color: var(--deep-blue); }

.header-actions { display: flex; align-items: center; gap: var(--sp-3); flex: none; }

.nav-toggle {
  display: none; width: 46px; height: 46px;
  align-items: center; justify-content: center;
  border: 1px solid var(--line); border-radius: var(--radius-sm);
  color: var(--navy);
}
.nav-toggle svg { width: 22px; height: 22px; }
.nav-toggle__close { display: none; }
.nav-toggle[aria-expanded="true"] .nav-toggle__open { display: none; }
.nav-toggle[aria-expanded="true"] .nav-toggle__close { display: block; }

/* ---- 3. Mobile navigation panel ----------------------------------------- */
.mobile-nav {
  /* Hangs directly below the sticky header, so the utility bar height never matters */
  position: absolute; top: 100%; left: 0; right: 0;
  height: calc(100vh - var(--header-h));
  height: calc(100dvh - var(--header-h));
  z-index: var(--z-mobile-nav);
  background: var(--white);
  overflow-y: auto; overscroll-behavior: contain;
  padding: var(--sp-5) 0 var(--sp-9);
  transform: translateX(100%);
  visibility: hidden;
  transition: transform var(--t-base), visibility var(--t-base);
}
.mobile-nav.is-open { transform: translateX(0); visibility: visible; }
.mobile-nav__list { border-top: 1px solid var(--line-soft); }
.mobile-nav__item { border-bottom: 1px solid var(--line-soft); }
.mobile-nav__link, .mobile-nav__toggle {
  display: flex; align-items: center; justify-content: space-between; gap: var(--sp-3);
  width: 100%; min-height: 52px; padding: var(--sp-3) 0;
  font-family: var(--font-display); font-weight: 600; font-size: var(--fs-500);
  color: var(--navy); text-decoration: none; text-align: left;
}
.mobile-nav__toggle svg { width: 14px; height: 14px; transition: transform var(--t-fast); flex: none; }
.mobile-nav__toggle[aria-expanded="true"] svg { transform: rotate(180deg); }
.mobile-nav__sub { display: none; padding: 0 0 var(--sp-4) var(--sp-4); }
.mobile-nav__sub.is-open { display: block; }
.mobile-nav__sub a {
  display: block; padding: var(--sp-3) 0; min-height: 44px;
  font-size: var(--fs-300); color: var(--ink-muted); text-decoration: none;
  border-left: 2px solid var(--line); padding-left: var(--sp-4);
}
.mobile-nav__sub a:hover { color: var(--deep-blue); border-left-color: var(--gold); }
.mobile-nav__actions { display: grid; gap: var(--sp-3); margin-top: var(--sp-6); }
body.nav-open { overflow: hidden; }

/* ---- 4. Buttons ---------------------------------------------------------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .55em;
  min-height: 46px; padding: .7rem 1.45rem;
  font-family: var(--font-display); font-weight: 700; font-size: var(--fs-300);
  letter-spacing: .015em; text-decoration: none; text-align: center;
  border: 2px solid transparent; border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background var(--t-fast), color var(--t-fast), border-color var(--t-fast), transform var(--t-fast);
}
.btn:active { transform: translateY(1px); }
.btn svg { width: 17px; height: 17px; flex: none; }

.btn--primary { background: var(--gold); border-color: var(--gold); color: var(--navy); }
.btn--primary:hover { background: var(--metallic-gold); border-color: var(--metallic-gold); color: var(--navy); }

.btn--navy { background: var(--navy); border-color: var(--navy); color: var(--white); }
.btn--navy:hover { background: var(--deep-blue); border-color: var(--deep-blue); color: var(--white); }

.btn--outline { border-color: var(--navy); color: var(--navy); background: transparent; }
.btn--outline:hover { background: var(--navy); color: var(--white); }

.btn--ghost-light { border-color: rgba(255, 255, 255, .5); color: var(--white); background: transparent; }
.btn--ghost-light:hover { background: var(--white); color: var(--navy); border-color: var(--white); }

.btn--whatsapp { background: var(--whatsapp); border-color: var(--whatsapp); color: var(--white); }
.btn--whatsapp:hover { background: #1a7f51; border-color: #1a7f51; color: var(--white); }

.btn--sm { min-height: 40px; padding: .45rem 1rem; font-size: var(--fs-200); }
.btn--lg { min-height: 54px; padding: .9rem 1.9rem; font-size: var(--fs-400); }
.btn--block { width: 100%; }
.btn[disabled], .btn[aria-disabled="true"] { opacity: .55; cursor: not-allowed; }

.btn-row { display: flex; flex-wrap: wrap; gap: var(--sp-3); }

.link-arrow {
  display: inline-flex; align-items: center; gap: .5em;
  font-family: var(--font-display); font-weight: 700; font-size: var(--fs-300);
  color: var(--deep-blue); text-decoration: none;
}
.link-arrow svg { width: 15px; height: 15px; transition: transform var(--t-fast); }
.link-arrow:hover svg { transform: translateX(4px); }

/* ---- 5. Section headings / eyebrow (signature rule marker) -------------- */
.eyebrow {
  display: inline-flex; align-items: center; gap: var(--sp-3);
  font-family: var(--font-display); font-weight: 700;
  font-size: var(--fs-100); letter-spacing: var(--tracking-wide);
  text-transform: uppercase; color: var(--gold);
  margin-bottom: var(--sp-3);
}
.eyebrow::before {
  content: ""; width: 34px; height: 8px; flex: none;
  border-left: 2px solid var(--gold);
  border-right: 2px solid var(--gold);
  border-bottom: 2px solid var(--gold);
}
.section--dark .eyebrow { color: var(--metallic-gold); }

.section-head { max-width: 760px; margin-bottom: var(--sp-8); }
.section-head--center { margin-inline: auto; text-align: center; }
.section-head--center .eyebrow { justify-content: center; }
.section-head p { margin-top: var(--sp-4); color: var(--ink-muted); font-size: var(--fs-500); }
.section--dark .section-head p { color: var(--on-dark-muted); }

/* ---- 6. Cards ------------------------------------------------------------ */
.card {
  position: relative;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: var(--sp-6);
  transition: border-color var(--t-base), box-shadow var(--t-base), transform var(--t-base);
}
.card:hover { border-color: var(--gold); box-shadow: var(--shadow-md); transform: translateY(-3px); }
.card h3 { margin-bottom: var(--sp-3); }
.card p { color: var(--ink-muted); font-size: var(--fs-300); }
.card .link-arrow { margin-top: var(--sp-5); }
.card__icon {
  width: 48px; height: 48px; margin-bottom: var(--sp-5);
  display: grid; place-items: center;
  color: var(--deep-blue);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--off-white);
}
.card__icon svg { width: 26px; height: 26px; }
.card--dark { background: rgba(255, 255, 255, .04); border-color: var(--line-dark); }
.card--dark h3 { color: var(--white); }
.card--dark p { color: var(--on-dark-muted); }
.card--dark .card__icon { background: rgba(255, 255, 255, .06); border-color: var(--line-dark); color: var(--metallic-gold); }
.card--dark:hover { border-color: var(--gold); }

/* Division card — numbered, because the three divisions are a real structure */
.division-card {
  display: flex; flex-direction: column;
  background: var(--white);
  border: 1px solid var(--line);
  border-top: 4px solid var(--navy);
  padding: var(--sp-6);
  transition: border-top-color var(--t-base), box-shadow var(--t-base);
}
.division-card:hover { border-top-color: var(--gold); box-shadow: var(--shadow-md); }
.division-card__index {
  font-family: var(--font-mono); font-size: var(--fs-200);
  letter-spacing: .1em; color: var(--gold); margin-bottom: var(--sp-4);
}
.division-card ul { margin: var(--sp-4) 0 0; display: grid; gap: var(--sp-2); }
.division-card li {
  position: relative; padding-left: var(--sp-5);
  font-size: var(--fs-300); color: var(--ink-muted);
}
.division-card li::before {
  content: ""; position: absolute; left: 0; top: .62em;
  width: 10px; height: 2px; background: var(--gold);
}
.division-card .link-arrow { margin-top: auto; padding-top: var(--sp-5); }

/* Feature / media card */
.media-card { border: 1px solid var(--line); background: var(--white); border-radius: var(--radius-sm); overflow: hidden; }
.media-card__body { padding: var(--sp-6); }
.media-card__figure { position: relative; aspect-ratio: 16 / 10; background: var(--surface-grey); }

/* Placeholder visual — used where verified photography is not yet supplied */
.img-placeholder {
  display: grid; place-items: center; gap: var(--sp-2);
  aspect-ratio: 16 / 10;
  background-color: var(--light-grey);
  background-image: var(--blueprint);
  border: 1px dashed var(--line);
  color: var(--ink-faint);
  font-family: var(--font-mono); font-size: var(--fs-100);
  letter-spacing: .08em; text-align: center; padding: var(--sp-5);
}
.img-placeholder svg { width: 32px; height: 32px; opacity: .5; }
.img-placeholder--tall { aspect-ratio: 4 / 5; }
.img-placeholder--wide { aspect-ratio: 21 / 9; }

/* Pill / tag */
.tag {
  display: inline-flex; align-items: center; gap: .4em;
  padding: .3rem .7rem;
  font-family: var(--font-display); font-size: var(--fs-100); font-weight: 700;
  letter-spacing: .06em; text-transform: uppercase;
  background: var(--off-white); color: var(--deep-blue);
  border: 1px solid var(--line); border-radius: var(--radius-pill);
}
.tag--gold { background: rgba(201, 151, 53, .12); border-color: rgba(201, 151, 53, .4); color: #7A5A16; }
.tag-row { display: flex; flex-wrap: wrap; gap: var(--sp-2); }

/* Note / disclaimer block */
.note {
  border-left: 3px solid var(--gold);
  background: var(--off-white);
  padding: var(--sp-4) var(--sp-5);
  font-size: var(--fs-300); color: var(--ink-muted);
}
.note p { max-width: none; }
.note--dark { background: rgba(255, 255, 255, .05); color: var(--on-dark-muted); }
.note strong { color: var(--navy); }
.note--dark strong { color: var(--white); }

/* Placeholder token styling */
.placeholder-token {
  font-family: var(--font-mono); font-size: .85em;
  background: rgba(201, 151, 53, .14);
  border-bottom: 1px dashed var(--gold);
  padding: .1em .35em; color: #7A5A16;
  word-break: break-word;
}

/* ---- 7. Lists ------------------------------------------------------------ */
.check-list { display: grid; gap: var(--sp-3); }
.check-list li { position: relative; padding-left: var(--sp-6); font-size: var(--fs-300); color: var(--ink-muted); }
.check-list li::before {
  content: ""; position: absolute; left: 0; top: .45em;
  width: 12px; height: 7px;
  border-left: 2px solid var(--gold); border-bottom: 2px solid var(--gold);
  transform: rotate(-45deg);
}
.section--dark .check-list li { color: var(--on-dark-muted); }

.column-list { columns: 2; column-gap: var(--sp-7); }
.column-list li {
  break-inside: avoid; padding: var(--sp-2) 0 var(--sp-2) var(--sp-5);
  position: relative; font-size: var(--fs-300); color: var(--ink-muted);
  border-bottom: 1px solid var(--line-soft);
}
.column-list li::before {
  content: ""; position: absolute; left: 0; top: 1em;
  width: 8px; height: 8px; border: 2px solid var(--gold);
}

/* ---- 8. Process steps ---------------------------------------------------- */
.process { counter-reset: step; display: grid; gap: var(--sp-5); }
.process__item {
  counter-increment: step;
  position: relative;
  padding: var(--sp-6) var(--sp-5) var(--sp-6) var(--sp-8);
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
}
.process__item::before {
  content: counter(step, decimal-leading-zero);
  position: absolute; top: var(--sp-5); left: var(--sp-5);
  font-family: var(--font-mono); font-size: var(--fs-200);
  color: var(--gold); letter-spacing: .08em;
}
.process__item h3 { font-size: var(--fs-500); margin-bottom: var(--sp-2); }
.process__item p { font-size: var(--fs-300); color: var(--ink-muted); }

/* ---- 9. Trust strip / fact rows ----------------------------------------- */
.trust-strip {
  display: grid; gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
.trust-strip__item { background: var(--white); padding: var(--sp-5); }
.trust-strip__label {
  display: block; font-family: var(--font-display); font-weight: 700;
  font-size: var(--fs-100); letter-spacing: var(--tracking-wide);
  text-transform: uppercase; color: var(--gold); margin-bottom: var(--sp-2);
}
.trust-strip__value { font-family: var(--font-display); font-weight: 700; font-size: var(--fs-500); color: var(--navy); }
.trust-strip__value small { display: block; font-weight: 500; font-size: var(--fs-200); color: var(--ink-muted); margin-top: .25rem; letter-spacing: 0; }

.fact-list { display: grid; gap: 0; border-top: 1px solid var(--line); }
.fact-list__row {
  display: grid; grid-template-columns: minmax(0, 200px) minmax(0, 1fr);
  gap: var(--sp-4); padding: var(--sp-4) 0;
  border-bottom: 1px solid var(--line); font-size: var(--fs-300);
}
.fact-list__row dt { font-family: var(--font-display); font-weight: 700; color: var(--navy); }
.fact-list__row dd { color: var(--ink-muted); }
.section--dark .fact-list { border-color: var(--line-dark); }
.section--dark .fact-list__row { border-color: var(--line-dark); }
.section--dark .fact-list__row dt { color: var(--white); }
.section--dark .fact-list__row dd { color: var(--on-dark-muted); }

/* ---- 10. Forms ----------------------------------------------------------- */
.form { display: grid; gap: var(--sp-5); }
.form__grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--sp-5); }
.form__grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.field { display: flex; flex-direction: column; gap: var(--sp-2); }
.field--full { grid-column: 1 / -1; }
.field > label {
  font-family: var(--font-display); font-weight: 650; font-size: var(--fs-300);
  color: var(--navy);
}
.field__hint { font-size: var(--fs-200); color: var(--ink-faint); }
.req { color: var(--error); }

.input, .select, .textarea {
  width: 100%; min-height: 46px;
  padding: .65rem .85rem;
  font-size: var(--fs-300);
  color: var(--ink); background: var(--white);
  border: 1px solid var(--line); border-radius: var(--radius-sm);
  transition: border-color var(--t-fast), box-shadow var(--t-fast);
}
.textarea { min-height: 140px; resize: vertical; }
.select { appearance: none; padding-right: 2.4rem;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 8'%3E%3Cpath fill='%23123B5D' d='M1 1l5 5 5-5'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right .9rem center; background-size: 12px 8px;
}
.input:hover, .select:hover, .textarea:hover { border-color: var(--ink-faint); }
.input:focus, .select:focus, .textarea:focus {
  outline: none; border-color: var(--deep-blue);
  box-shadow: 0 0 0 3px rgba(18, 59, 93, .16);
}
.input[aria-invalid="true"], .select[aria-invalid="true"], .textarea[aria-invalid="true"] {
  border-color: var(--error); box-shadow: 0 0 0 3px rgba(180, 35, 24, .12);
}
input[type="file"].input { padding: .5rem; }

.field__error {
  display: none; align-items: center; gap: .4em;
  font-size: var(--fs-200); color: var(--error); font-weight: 600;
}
.field__error.is-visible { display: flex; }

.checkbox { display: flex; align-items: flex-start; gap: var(--sp-3); font-size: var(--fs-300); color: var(--ink-muted); }
.checkbox input[type="checkbox"] { width: 20px; height: 20px; margin-top: 2px; flex: none; accent-color: var(--deep-blue); }
.checkbox-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--sp-3); }

.fieldset { border: 1px solid var(--line); border-radius: var(--radius-sm); padding: var(--sp-5); }
.fieldset > legend {
  padding-inline: var(--sp-3);
  font-family: var(--font-display); font-weight: 700; font-size: var(--fs-300);
  letter-spacing: .06em; text-transform: uppercase; color: var(--gold);
}

/* Honeypot — visually removed, still reachable by bots */
.hp-field { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

.form__status { display: none; padding: var(--sp-4) var(--sp-5); border-radius: var(--radius-sm); font-size: var(--fs-300); }
.form__status.is-visible { display: block; }
.form__status--success { background: rgba(27, 127, 79, .1); border-left: 3px solid var(--success); color: #12603A; }
.form__status--error { background: rgba(180, 35, 24, .08); border-left: 3px solid var(--error); color: #8C1B12; }

.btn.is-loading { position: relative; color: transparent !important; }
.btn.is-loading::after {
  content: ""; position: absolute; width: 18px; height: 18px;
  border: 2px solid currentColor; border-top-color: transparent;
  border-radius: 50%; color: var(--navy);
  animation: spin .7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ---- 11. Tables ---------------------------------------------------------- */
.table-scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; border: 1px solid var(--line); }
.table-scroll table { min-width: 640px; font-size: var(--fs-300); }
.table-scroll th, .table-scroll td { padding: var(--sp-3) var(--sp-4); text-align: left; border-bottom: 1px solid var(--line-soft); }
.table-scroll th { background: var(--off-white); font-family: var(--font-display); color: var(--navy); white-space: nowrap; }
.table-scroll td { color: var(--ink-muted); }

/* ---- 12. Accordion ------------------------------------------------------- */
.accordion { border-top: 1px solid var(--line); }
.accordion__item { border-bottom: 1px solid var(--line); }
.accordion__trigger {
  display: flex; align-items: center; justify-content: space-between; gap: var(--sp-4);
  width: 100%; min-height: 60px; padding: var(--sp-4) 0; text-align: left;
  font-family: var(--font-display); font-weight: 650; font-size: var(--fs-500); color: var(--navy);
}
.accordion__trigger svg { width: 16px; height: 16px; flex: none; color: var(--gold); transition: transform var(--t-fast); }
.accordion__trigger[aria-expanded="true"] svg { transform: rotate(45deg); }
.accordion__panel { padding: 0 0 var(--sp-5); color: var(--ink-muted); font-size: var(--fs-300); }
.accordion__panel[hidden] { display: none; }

/* ---- 13. Breadcrumbs & page hero ---------------------------------------- */
.breadcrumbs { font-size: var(--fs-200); color: var(--on-dark-muted); }
.breadcrumbs ol { display: flex; flex-wrap: wrap; align-items: center; gap: .5em; }
.breadcrumbs a { color: var(--on-dark-muted); text-decoration: none; }
.breadcrumbs a:hover { color: var(--metallic-gold); }
.breadcrumbs li + li::before { content: "/"; margin-right: .5em; color: rgba(255, 255, 255, .32); }
.breadcrumbs [aria-current="page"] { color: var(--white); }

.page-hero {
  position: relative;
  background-color: var(--navy);
  background-image: var(--blueprint-dark);
  color: var(--on-dark);
  padding-block: clamp(2.5rem, 1.6rem + 4vw, 4.5rem);
  border-bottom: 4px solid var(--gold);
}
.page-hero h1 { color: var(--white); margin-top: var(--sp-4); font-size: var(--fs-800); }
.page-hero p { color: var(--on-dark-muted); margin-top: var(--sp-4); font-size: var(--fs-500); max-width: 62ch; }
.page-hero__inner { max-width: 900px; }

/* ---- 14. Lightbox -------------------------------------------------------- */
.lightbox {
  position: fixed; inset: 0; z-index: var(--z-lightbox);
  display: none; place-items: center;
  background: rgba(11, 31, 51, .93);
  padding: var(--sp-5);
}
.lightbox.is-open { display: grid; }
.lightbox__figure { max-width: min(1100px, 92vw); }
.lightbox__figure img { max-height: 78vh; width: auto; margin-inline: auto; }
.lightbox__caption { color: var(--on-dark); font-size: var(--fs-300); text-align: center; margin-top: var(--sp-4); }
.lightbox__close, .lightbox__nav {
  position: absolute; display: grid; place-items: center;
  width: 48px; height: 48px; color: var(--white);
  border: 1px solid rgba(255, 255, 255, .3); border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, .06);
}
.lightbox__close { top: var(--sp-5); right: var(--sp-5); }
.lightbox__nav--prev { left: var(--sp-4); top: 50%; transform: translateY(-50%); }
.lightbox__nav--next { right: var(--sp-4); top: 50%; transform: translateY(-50%); }
.lightbox__close:hover, .lightbox__nav:hover { background: var(--gold); color: var(--navy); border-color: var(--gold); }
.lightbox svg { width: 20px; height: 20px; }

/* ---- 15. Back to top ----------------------------------------------------- */
.back-to-top {
  position: fixed; right: clamp(1rem, 2vw, 2rem); bottom: clamp(1rem, 2vw, 2rem);
  z-index: var(--z-sticky);
  display: grid; place-items: center;
  width: 48px; height: 48px;
  background: var(--navy); color: var(--white);
  border: 1px solid var(--navy); border-radius: var(--radius-sm);
  opacity: 0; visibility: hidden; transform: translateY(10px);
  transition: opacity var(--t-base), transform var(--t-base), visibility var(--t-base), background var(--t-fast);
}
.back-to-top.is-visible { opacity: 1; visibility: visible; transform: translateY(0); }
.back-to-top:hover { background: var(--gold); color: var(--navy); border-color: var(--gold); }
.back-to-top svg { width: 20px; height: 20px; }

/* Floating WhatsApp */
.wa-float {
  position: fixed; right: clamp(1rem, 2vw, 2rem); bottom: calc(clamp(1rem, 2vw, 2rem) + 60px);
  z-index: var(--z-sticky);
  display: grid; place-items: center;
  width: 48px; height: 48px;
  background: var(--whatsapp); color: var(--white);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-md);
}
.wa-float:hover { background: #1a7f51; color: var(--white); }
.wa-float svg { width: 24px; height: 24px; }

/* ---- 16. CTA band & footer ---------------------------------------------- */
.cta-band {
  background-color: var(--deep-blue);
  background-image: var(--blueprint-dark);
  color: var(--white);
  padding-block: clamp(2.5rem, 1.8rem + 3.4vw, 4.5rem);
}
.cta-band h2 { color: var(--white); }
.cta-band p { color: rgba(255, 255, 255, .82); }
.cta-band__inner { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: var(--sp-7); align-items: center; }

.site-footer {
  background: var(--navy);
  background-image: var(--blueprint-dark);
  color: var(--on-dark-muted);
  font-size: var(--fs-300);
}
.site-footer__main { padding-block: var(--sp-9) var(--sp-8); }
.site-footer__grid { display: grid; grid-template-columns: minmax(0, 1.3fr) repeat(4, minmax(0, 1fr)); gap: var(--sp-7) var(--sp-6); }
.site-footer h2, .site-footer h3 {
  font-size: var(--fs-100); letter-spacing: var(--tracking-wide);
  text-transform: uppercase; color: var(--metallic-gold);
  margin-bottom: var(--sp-4);
}
.site-footer ul { display: grid; gap: var(--sp-3); }
.site-footer a { color: var(--on-dark-muted); text-decoration: none; }
.site-footer a:hover { color: var(--white); }
.site-footer__brand .brand__name { color: var(--white); }
.site-footer__brand p { font-size: var(--fs-300); margin-top: var(--sp-4); }
.site-footer__contact { display: grid; gap: var(--sp-3); margin-top: var(--sp-5); }
.site-footer__contact a, .site-footer__contact span { display: flex; gap: var(--sp-3); align-items: flex-start; }
.site-footer__contact svg { width: 16px; height: 16px; flex: none; margin-top: .25em; color: var(--metallic-gold); }
.site-footer__bar {
  border-top: 1px solid var(--line-dark);
  padding-block: var(--sp-5);
  display: flex; flex-wrap: wrap; gap: var(--sp-4); justify-content: space-between;
  font-size: var(--fs-200);
}
.site-footer__legal { max-width: 70ch; }