/* ═══════════════════════════════════════════════════════════════
   UniPod Showroom — Components (Tester 1)
   nav · buttons · cards · footer · forms · lightbox
   ═══════════════════════════════════════════════════════════════ */

/* ═══════════ NAVIGATION ═══════════ */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--nav-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--gutter);
  background: transparent;
  transition: background var(--duration) var(--ease), box-shadow var(--duration) var(--ease);
}
.nav--solid {
  background: rgba(14, 13, 11, 0.90);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: 0 1px 0 rgba(242, 239, 232, 0.07);
}

.nav__brand {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 22px;
  letter-spacing: 2px;
  color: var(--cream);
}
.nav__brand span { color: var(--ember); }

.nav__links {
  display: flex;
  align-items: center;
  gap: 32px;
}
.nav__link {
  position: relative;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--text-on-dark-sub);
  padding: 6px 0;
  transition: color var(--duration-sm) var(--ease);
}
.nav__link:hover { color: var(--cream); }
.nav__link--active { color: var(--cream); }
.nav__link--active::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -2px;
  height: 2px;
  background: var(--ember);
}

/* Dropdown */
.nav__dropdown { position: relative; }
.nav__dropdown-arrow { font-size: 9px; opacity: 0.6; margin-left: 3px; }
.nav__dropdown-menu {
  position: absolute;
  top: calc(100% + 14px);
  left: 50%;
  transform: translateX(-50%) translateY(8px);
  min-width: 470px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2px 24px;
  padding: 22px 26px 24px;
  background: var(--earth-dark);
  border: 1px solid var(--earth-line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--duration-sm) var(--ease), transform var(--duration-sm) var(--ease), visibility var(--duration-sm);
}
.nav__dropdown:hover .nav__dropdown-menu,
.nav__dropdown:focus-within .nav__dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}
.nav__dropdown-label {
  grid-column: span 1;
  font-family: var(--font-spec);
  font-size: 10px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--ember);
  padding: 10px 0 6px;
  border-bottom: 1px solid var(--earth-line);
  margin-bottom: 6px;
}
.nav__dropdown-col { display: flex; flex-direction: column; }
.nav__dropdown-item {
  font-size: 14px;
  color: var(--text-on-dark-sub);
  padding: 7px 0;
  transition: color var(--duration-sm) var(--ease), padding-left var(--duration-sm) var(--ease);
}
.nav__dropdown-item:hover { color: var(--ochre-light); padding-left: 6px; }

.nav__cta { margin-left: 8px; }

/* Hamburger */
.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 10px;
}
.nav__toggle span {
  width: 24px;
  height: 2px;
  background: var(--cream);
  transition: transform var(--duration-sm) var(--ease), opacity var(--duration-sm) var(--ease);
}
.nav__toggle.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__toggle.is-open span:nth-child(2) { opacity: 0; }
.nav__toggle.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile menu */
.mobile-menu {
  position: fixed;
  inset: var(--nav-height) 0 0 0;
  z-index: 99;
  background: var(--void);
  padding: 24px var(--gutter) 48px;
  display: flex;
  flex-direction: column;
  gap: 2px;
  overflow-y: auto;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: opacity var(--duration) var(--ease), transform var(--duration) var(--ease), visibility var(--duration);
}
.mobile-menu.is-open { opacity: 1; visibility: visible; transform: translateY(0); }
.mobile-menu__link,
.mobile-menu__group-toggle {
  display: block;
  font-family: var(--font-head);
  font-size: 26px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0;
  color: var(--cream);
  padding: 12px 0;
  border-bottom: 1px solid var(--earth-mid);
  width: 100%;
  text-align: left;
}
.mobile-menu__group-arrow { font-size: 14px; color: var(--ember); transition: transform var(--duration-sm); display: inline-block; }
.mobile-menu__group.is-open .mobile-menu__group-arrow { transform: rotate(180deg); }
.mobile-menu__submenu { display: none; padding: 8px 0 16px 16px; }
.mobile-menu__group.is-open .mobile-menu__submenu { display: block; }
.mobile-menu__sub-label {
  display: block;
  font-family: var(--font-spec);
  font-size: 10px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--ember);
  padding: 12px 0 4px;
}
.mobile-menu__sub-link {
  display: block;
  font-size: 17px;
  color: var(--text-on-dark-sub);
  padding: 8px 0;
}
.mobile-menu__cta { margin-top: 28px; }

/* ═══════════ BUTTONS (showroom: crisp, slide-fill) ═══════════ */
.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 16px 34px;
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  border-radius: var(--radius);
  border: 1px solid transparent;
  overflow: hidden;
  isolation: isolate;
  transition: color var(--duration-sm) var(--ease), border-color var(--duration-sm) var(--ease),
              box-shadow var(--duration-sm) var(--ease), transform var(--duration-sm) var(--ease);
}
.btn::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.35s var(--ease);
}
.btn:hover::before { transform: scaleX(1); }
.btn:active { transform: translateY(1px); }

.btn--primary { background: var(--ember); color: #fff; }
.btn--primary::before { background: #0E0D0B; }
.btn--primary:hover { color: #fff; box-shadow: var(--shadow-ochre); }

.btn--ghost { border-color: rgba(242, 239, 232, 0.35); color: var(--cream); }
.btn--ghost::before { background: var(--cream); }
.btn--ghost:hover { color: var(--void); border-color: var(--cream); }

.btn--dark { background: var(--text-on-light); color: var(--cream); }
.btn--dark::before { background: var(--ember); }
.btn--dark:hover { color: #fff; }

.btn--sm { padding: 11px 22px; font-size: 12px; }

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--ember);
  transition: color var(--duration-sm) var(--ease), gap var(--duration-sm) var(--ease);
}
.text-link:hover { color: var(--ochre-light); gap: 12px; }

.arrow { transition: transform var(--duration-sm) var(--ease); }
a:hover > .arrow, a:hover .model-card__link .arrow { transform: translateX(4px); }

/* ═══════════ LICENCE BADGE ═══════════ */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 11px;
  font-family: var(--font-spec);
  font-size: 10px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  border-radius: 2px;
  border: 1px solid var(--earth-line);
  color: var(--dust);
  background: rgba(14, 13, 11, 0.55);
  backdrop-filter: blur(4px);
}
.badge--b  { border-color: rgba(228, 86, 10, 0.6); color: var(--ochre-light); }
.badge--eb { border-color: rgba(185, 174, 150, 0.45); color: var(--dust); }

/* ═══════════ MODEL CARD (showroom float) ═══════════ */
.model-card {
  position: relative;
  display: flex;
  flex-direction: column;
  background: var(--earth-dark);
  border: 1px solid var(--earth-mid);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform var(--duration) var(--ease), border-color var(--duration) var(--ease), box-shadow var(--duration) var(--ease);
}
.model-card:hover {
  transform: translateY(-8px);
  border-color: var(--earth-line);
  box-shadow: var(--shadow-lg);
}
.model-card__img-wrap { position: relative; aspect-ratio: 4 / 3; overflow: hidden; }
.model-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s var(--ease);
}
.model-card:hover .model-card__img { transform: scale(1.06); }
.model-card__gradient {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(14, 13, 11, 0.85) 0%, transparent 45%);
}
.model-card__badge { position: absolute; top: 14px; left: 14px; z-index: 2; }
.model-card__body { display: flex; flex-direction: column; flex: 1; padding: 26px 26px 28px; }
.model-card__cat {
  font-family: var(--font-spec);
  font-size: 10px;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--ember);
}
.model-card__name {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 26px;
  text-transform: uppercase;
  letter-spacing: -0.5px;
  color: var(--cream);
  margin-top: 8px;
}
.model-card__desc {
  font-size: 14px;
  font-weight: 400;
  color: var(--text-on-dark-sub);
  margin-top: 8px;
  flex: 1;
}
.model-card__stats {
  display: flex;
  gap: 32px;
  margin-top: 20px;
  padding-top: 18px;
  border-top: 1px solid var(--earth-mid);
}
.model-card__stat-val { display: block; font-family: var(--font-spec); font-size: 15px; color: var(--cream); }
.model-card__stat-lbl {
  display: block;
  font-size: 10px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--text-on-dark-muted);
  margin-top: 3px;
}
.model-card__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 20px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--ember);
}

/* Light-section variant: floating white cards */
.section--cream .model-card,
.section--sand .model-card {
  background: var(--card);
  border-color: transparent;
  box-shadow: var(--shadow-card);
}
.section--cream .model-card__name,
.section--sand .model-card__name { color: var(--text-on-light); }
.section--cream .model-card__desc,
.section--sand .model-card__desc { color: var(--text-on-light-sub); }
.section--cream .model-card__stats,
.section--sand .model-card__stats { border-top-color: var(--parchment); }
.section--cream .model-card__stat-val,
.section--sand .model-card__stat-val { color: var(--text-on-light); }

/* ═══════════ PROOF BLOCKS ═══════════ */
.proof-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 44px 40px;
}
.proof-block__icon { width: 46px; height: 46px; margin-bottom: 18px; }
.proof-block__icon svg {
  width: 100%;
  height: 100%;
  fill: none;
  stroke: var(--ember);
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.proof-block__head {
  font-family: var(--font-head);
  font-size: 19px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: -0.3px;
  color: var(--text-on-light);
}
.proof-block__body {
  font-size: 14px;
  font-weight: 400;
  color: var(--text-on-light-sub);
  margin-top: 10px;
  line-height: 1.65;
}
.section--dark .proof-block__head,
.section--mid .proof-block__head { color: var(--cream); }
.section--dark .proof-block__body,
.section--mid .proof-block__body { color: var(--text-on-dark-sub); }

/* ═══════════ STATS ROW (moodboard stat strip) ═══════════ */
.stats-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
}
.stats-row .stat-block { padding: 0 28px; border-left: 1px solid var(--earth-mid); }
.stats-row .stat-block:first-child { padding-left: 0; border-left: none; }
.section--cream .stats-row .stat-block,
.section--sand .stats-row .stat-block { border-left-color: var(--parchment); }
.section--cream .stats-row .stat-block:first-child,
.section--sand .stats-row .stat-block:first-child { border-left: none; }
.stat-unit {
  font-family: var(--font-spec);
  font-size: 10px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--ember);
}
.stat-num {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(38px, 4.5vw, 60px);
  letter-spacing: -1.5px;
  line-height: 1;
  margin-top: 8px;
  color: inherit;
}
.stat-desc {
  font-size: 13px;
  font-weight: 400;
  color: var(--text-on-dark-sub);
  margin-top: 8px;
}
.section--cream .stat-desc,
.section--sand .stat-desc { color: var(--text-on-light-sub); }

/* ═══════════ FEATURE ROWS ═══════════ */
.feature-row {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: clamp(32px, 6vw, 80px);
  align-items: center;
  margin-top: var(--space-xl);
}
.feature-row--reverse { grid-template-columns: 1fr 1.15fr; }
.feature-row--reverse .feature-row__img { order: 2; }
.feature-row__img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}
.feature-row__label {
  font-family: var(--font-spec);
  font-size: 11px;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--ember);
}
.feature-row__heading {
  font-family: var(--font-head);
  font-size: var(--text-h3);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: -0.5px;
  color: var(--cream);
  margin-top: 10px;
}
.feature-row__body {
  font-size: 14px;
  font-weight: 400;
  color: var(--text-on-dark-sub);
  margin-top: 14px;
  line-height: 1.7;
}
.feature-row__spec {
  display: inline-block;
  font-family: var(--font-spec);
  font-size: 11px;
  letter-spacing: 1px;
  color: var(--dust);
  margin-top: 18px;
  padding: 8px 14px;
  border: 1px solid var(--earth-line);
  border-radius: 2px;
}

/* ═══════════ TERRAIN TICKER ═══════════ */
.ticker {
  overflow: hidden;
  border-top: 1px solid var(--earth-mid);
  border-bottom: 1px solid var(--earth-mid);
  padding: 16px 0;
  background: var(--earth-dark);
}
.ticker__track {
  display: flex;
  gap: 56px;
  width: max-content;
  animation: tickerScroll 40s linear infinite;
}
.ticker__item {
  display: flex;
  align-items: center;
  gap: 56px;
  font-family: var(--font-spec);
  font-size: 11px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--stone);
  white-space: nowrap;
}
.ticker__item::after { content: "◆"; font-size: 7px; color: var(--ember); }
@keyframes tickerScroll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}
@media (prefers-reduced-motion: reduce) { .ticker__track { animation: none; } }

/* ═══════════ FOOTER ═══════════ */
.footer {
  background: var(--void);
  border-top: 1px solid var(--earth-mid);
  padding: var(--space-xl) 0 40px;
}
.footer__grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px; }
.footer__brand {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 26px;
  letter-spacing: 2px;
  color: var(--cream);
}
.footer__brand span { color: var(--ember); }
.footer__tagline {
  font-size: 13px;
  font-weight: 400;
  color: var(--text-on-dark-sub);
  max-width: 300px;
  margin-top: 14px;
  line-height: 1.7;
}
.footer__col-title {
  font-family: var(--font-spec);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--ember);
  margin-bottom: 18px;
}
.footer__links { display: flex; flex-direction: column; gap: 10px; }
.footer__links a {
  font-size: 14px;
  color: var(--text-on-dark-sub);
  transition: color var(--duration-sm) var(--ease);
}
.footer__links a:hover { color: var(--cream); }
.footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 64px;
  padding-top: 28px;
  border-top: 1px solid var(--earth-mid);
}
.footer__copy { font-size: 12px; color: var(--text-on-dark-muted); }
.footer__legal { display: flex; gap: 24px; }
.footer__legal a {
  font-size: 12px;
  color: var(--text-on-dark-muted);
  transition: color var(--duration-sm) var(--ease);
}
.footer__legal a:hover { color: var(--dust); }

/* ═══════════ FORMS ═══════════ */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.form-field--full { grid-column: 1 / -1; }
.form-label {
  display: block;
  font-family: var(--font-spec);
  font-size: 10px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--dust);
  margin-bottom: 8px;
}
.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 14px 16px;
  font-family: var(--font-body);
  font-size: 15px;
  color: var(--cream);
  background: var(--earth-dark);
  border: 1px solid var(--earth-line);
  border-radius: var(--radius);
  transition: border-color var(--duration-sm) var(--ease);
  appearance: none;
}
.form-select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath d='M1 1l4 4 4-4' stroke='%23B9AE96' fill='none' stroke-width='1.5'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
}
.form-input:focus, .form-select:focus, .form-textarea:focus { outline: none; border-color: var(--ember); }
.form-textarea { min-height: 140px; resize: vertical; }
.form-input::placeholder, .form-textarea::placeholder { color: var(--stone); }
.form-error { display: none; font-size: 12px; color: #E4560A; margin-top: 6px; }
.form-field.has-error .form-error { display: block; }
.form-field.has-error .form-input,
.form-field.has-error .form-select { border-color: #E4560A; }
.form-success {
  display: none;
  padding: 18px 22px;
  background: rgba(228, 86, 10, 0.10);
  border: 1px solid var(--ochre-dark);
  border-radius: var(--radius);
  color: var(--ochre-light);
  font-size: 15px;
  margin-top: 24px;
}
.form-success.is-visible { display: block; }

/* ═══════════ LIGHTBOX ═══════════ */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--duration) var(--ease);
}
.lightbox--open { opacity: 1; pointer-events: auto; }
.lightbox__backdrop { position: absolute; inset: 0; background: rgba(10, 9, 8, 0.94); }
.lightbox__img {
  position: relative;
  z-index: 1;
  max-width: 90vw;
  max-height: 85vh;
  object-fit: contain;
  border-radius: var(--radius);
}
.lightbox__close,
.lightbox__nav {
  position: absolute;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--cream);
  background: rgba(242, 239, 232, 0.08);
  border: 1px solid rgba(242, 239, 232, 0.15);
  border-radius: var(--radius);
  transition: background var(--duration-sm) var(--ease);
}
.lightbox__close { top: 24px; right: 24px; width: 48px; height: 48px; font-size: 26px; }
.lightbox__nav { top: 50%; transform: translateY(-50%); width: 52px; height: 52px; font-size: 22px; }
.lightbox__close:hover, .lightbox__nav:hover { background: rgba(242, 239, 232, 0.18); }
.lightbox__nav--prev { left: 24px; }
.lightbox__nav--next { right: 24px; }

/* ═══════════ PAGE HERO (interior pages) ═══════════ */
.page-hero {
  position: relative;
  min-height: 52vh;
  display: flex;
  align-items: flex-end;
  padding: calc(var(--nav-height) + 60px) 0 56px;
  overflow: hidden;
}
.page-hero__bg { position: absolute; inset: 0; background-size: cover; background-position: center; }
.page-hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(14, 13, 11, 0.95) 0%, rgba(14, 13, 11, 0.5) 45%, rgba(14, 13, 11, 0.35) 100%);
}
.page-hero__content { position: relative; z-index: 2; width: 100%; }
.page-hero__crumb {
  font-family: var(--font-spec);
  font-size: 11px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--dust);
  margin-bottom: 16px;
  display: block;
}
.page-hero__crumb a { color: var(--ember); }
.page-hero__crumb a:hover { color: var(--ochre-light); }

/* ═══════════ RESPONSIVE ═══════════ */
@media (max-width: 1024px) {
  .proof-grid { grid-template-columns: repeat(2, 1fr); gap: 36px 32px; }
  .stats-row { grid-template-columns: repeat(2, 1fr); gap: 28px 0; }
  .stats-row .stat-block:nth-child(odd) { border-left: none; padding-left: 0; }
  .footer__grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 900px) {
  .nav__links { display: none; }
  .nav__cta { display: none; }
  .nav__toggle { display: flex; }
  .feature-row, .feature-row--reverse { grid-template-columns: 1fr; gap: 28px; }
  .feature-row--reverse .feature-row__img { order: 0; }
}

@media (max-width: 640px) {
  .proof-grid { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr; gap: 36px; }
  .stats-row { grid-template-columns: 1fr 1fr; }
}

/* ═══════════ BRAND LOGO ═══════════ */
.nav__brand { display: inline-flex; align-items: center; gap: 10px; }
.nav__logo { height: 46px; width: 46px; object-fit: contain; }
.footer__logo { height: 72px; width: 72px; object-fit: contain; margin-bottom: 14px; }

/* ═══════════ WHATSAPP FLOAT (Hugo) ═══════════ */
.wa-float {
  position: fixed;
  bottom: 26px;
  right: 26px;
  z-index: 90;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: #1FA855;
  box-shadow: var(--shadow-md);
  transition: transform var(--duration-sm) var(--ease), box-shadow var(--duration-sm) var(--ease);
}
.wa-float:hover { transform: translateY(-3px) scale(1.05); box-shadow: var(--shadow-lg); }
.wa-float svg { width: 28px; height: 28px; fill: #fff; }
@media (max-width: 640px) { .wa-float { bottom: 18px; right: 18px; width: 52px; height: 52px; } }

/* ═══════════ BRAND WORDMARK — Rockwell Extra Bold ═══════════ */
.nav__brand, .footer__brand {
  font-family: 'Rockwell Extra Bold', 'Rockwell', 'Roboto Slab', 'Archivo', serif;
  font-weight: 900;
  letter-spacing: 0.5px;
}