/* =================================================
   F2F Components · Nav, Buttons, Cards, Forms, Footer
   ================================================= */

/* === UTILITY BAR === */
.utility-bar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: calc(var(--z-nav) + 1);
  background: var(--color-chocolate);
  padding: 8px var(--container-pad);
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: transform var(--duration-md) var(--ease-luxury),
              opacity var(--duration-md) var(--ease-luxury);
}
.utility-bar.is-hidden {
  transform: translateY(-100%);
  opacity: 0;
  pointer-events: none;
}
.utility-bar__info {
  font-family: var(--font-sans);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--color-mist);
  display: flex;
  align-items: center;
  gap: 10px;
}
.utility-bar__sep { color: var(--color-gold); opacity: 0.5; }
.utility-bar__cta {
  font-family: var(--font-sans);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-gold);
  display: flex;
  align-items: center;
  gap: 6px;
  transition: gap var(--duration-sm);
  white-space: nowrap;
}
.utility-bar__cta:hover { gap: 10px; }

/* === NAVIGATION === */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: var(--z-nav);
  padding: 18px var(--container-pad);
  background: transparent;
  transition: background var(--duration-md) var(--ease-luxury),
              padding var(--duration-md) var(--ease-luxury),
              top var(--duration-md) var(--ease-luxury);
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 40px;
}
.nav.has-utility { top: 34px; }
.nav.is-scrolled {
  top: 0;
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(12px);
  padding: 12px var(--container-pad);
  border-bottom: 1px solid var(--color-border-subtle);
}

/* Logo — center column */
.nav__logo {
  display: block;
  text-decoration: none;
  justify-self: center;
}
.nav__logo-img {
  height: 44px;
  width: 44px;
  display: block;
}

/* Split nav columns */
.nav__left {
  display: flex;
  gap: 36px;
  align-items: center;
}
.nav__right {
  display: flex;
  gap: 28px;
  align-items: center;
  justify-content: flex-end;
}

/* Nav links (shared) */
.nav__link {
  font-family: var(--font-sans);
  font-size: 11px;
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-chocolate);
  font-weight: 500;
  position: relative;
  padding: 4px 0;
  white-space: nowrap;
}
.nav__link::after {
  content: '';
  position: absolute;
  bottom: -2px; left: 0; right: 0;
  height: 1px;
  background: var(--color-bordeaux);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform var(--duration-sm) var(--ease-luxury);
}
.nav__link:hover::after,
.nav__link.is-current::after { transform: scaleX(1); }
.nav.is-hero-mode .nav__link { color: rgba(255,255,255,0.92); }
.nav.is-hero-mode .nav__link::after { background: var(--color-gold); }
.nav.is-scrolled .nav__link { color: var(--color-chocolate); }

/* Mega-menu trigger */
.nav__mega {
  position: relative;
}
.nav__mega-trigger {
  font-family: var(--font-sans);
  font-size: 11px;
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-chocolate);
  font-weight: 500;
  padding: 4px 0;
  white-space: nowrap;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 5px;
}
.nav.is-hero-mode .nav__mega-trigger { color: rgba(255,255,255,0.92); }
.nav.is-scrolled .nav__mega-trigger { color: var(--color-chocolate); }
.nav__mega-trigger::after {
  content: '▾';
  font-size: 9px;
  opacity: 0.6;
}
.mega-menu {
  position: absolute;
  top: calc(100% + 18px);
  left: -24px;
  width: 560px;
  background: var(--color-white);
  border: 1px solid var(--color-border-subtle);
  border-top: 2px solid var(--color-bordeaux);
  box-shadow: 0 20px 60px rgba(61,40,23,0.14);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  opacity: 0;
  pointer-events: none;
  transform: translateY(8px);
  transition: opacity var(--duration-sm) var(--ease-luxury),
              transform var(--duration-sm) var(--ease-luxury);
  z-index: var(--z-dropdown);
}
.nav__mega:hover .mega-menu,
.mega-menu:hover {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}
.mega-tile {
  padding: 0;
  border-right: 1px solid var(--color-border-subtle);
  display: block;
  text-decoration: none;
  overflow: hidden;
}
.mega-tile:last-child { border-right: none; }
.mega-tile__img {
  aspect-ratio: 3 / 4;
  overflow: hidden;
}
.mega-tile__img img {
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: center top;
  transition: transform 0.5s var(--ease-luxury);
}
.mega-tile:hover .mega-tile__img img { transform: scale(1.05); }
.mega-tile__label {
  padding: 12px;
  font-family: var(--font-sans);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-bordeaux);
}
.mega-tile__name {
  padding: 0 12px 14px;
  font-family: var(--font-serif);
  font-size: 14px;
  color: var(--color-chocolate);
}

/* CTA button in nav */
.nav__cta-btn {
  font-family: var(--font-sans);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  padding: 9px 18px;
  background: var(--color-bordeaux);
  color: var(--color-white);
  transition: background var(--duration-sm) var(--ease-luxury);
  white-space: nowrap;
}
.nav__cta-btn:hover { background: var(--color-chocolate); }
.nav.is-hero-mode .nav__cta-btn {
  background: transparent;
  border: 1px solid rgba(255,255,255,0.5);
  color: var(--color-white);
}
.nav.is-hero-mode .nav__cta-btn:hover {
  background: var(--color-gold);
  color: var(--color-chocolate);
  border-color: var(--color-gold);
}

/* Legacy nav items (used in booking.html) */
.nav__items {
  display: flex;
  gap: 36px;
  align-items: center;
}
.nav__items a {
  font-family: var(--font-sans);
  font-size: 11px;
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-chocolate);
  font-weight: 500;
  position: relative;
  padding: 4px 0;
}
.nav.is-scrolled .nav__items a { color: var(--color-chocolate); }
.nav__items a::after {
  content: '';
  position: absolute;
  bottom: -2px; left: 0; right: 0;
  height: 1px;
  background: var(--color-bordeaux);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform var(--duration-sm) var(--ease-luxury);
}
.nav__items a:hover::after { transform: scaleX(1); }
.nav__cta {
  font-family: var(--font-sans);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  padding: 9px 18px;
  border: 1px solid var(--color-chocolate);
  color: var(--color-chocolate);
  transition: all var(--duration-sm) var(--ease-luxury);
}
.nav__cta:hover {
  background: var(--color-bordeaux);
  color: var(--color-white);
  border-color: var(--color-bordeaux);
}

/* === BUTTONS === */
.btn {
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  padding: 18px 38px;
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: all var(--duration-sm) var(--ease-luxury);
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.btn--gold {
  background: var(--color-gold);
  color: var(--color-chocolate);
  border-color: var(--color-gold);
}
.btn--gold:hover { background: transparent; color: var(--color-gold); }

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

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

.btn--ghost-light {
  background: transparent;
  color: var(--color-white);
  border-color: rgba(255, 255, 255, 0.4);
}
.btn--ghost-light:hover { border-color: var(--color-white); background: rgba(255,255,255,0.05); }

.btn--ghost-dark {
  background: transparent;
  color: var(--color-chocolate);
  border-color: var(--color-chocolate);
}
.btn--ghost-dark:hover { background: var(--color-chocolate); color: var(--color-white); }

.btn--small { padding: 12px 24px; font-size: 11px; }
.btn--large { padding: 22px 48px; font-size: 14px; }
.btn--block { display: flex; width: 100%; justify-content: center; }

.btn[disabled] { opacity: 0.35; cursor: not-allowed; }

/* === LINK WITH ARROW === */
.link-arrow {
  font-family: var(--font-sans);
  font-size: var(--fs-eyebrow);
  font-weight: 500;
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-chocolate);
  border-bottom: 1px solid var(--color-chocolate);
  padding-bottom: 3px;
  display: inline-block;
  transition: color var(--duration-sm) var(--ease-luxury);
}
.link-arrow::after { content: ' →'; transition: transform var(--duration-sm) var(--ease-luxury); display: inline-block; }
.link-arrow:hover { color: var(--color-bordeaux); border-color: var(--color-bordeaux); }
.link-arrow:hover::after { transform: translateX(4px); }

/* === CARDS === */
.card {
  background: var(--color-white);
  transition: transform var(--duration-md) var(--ease-luxury);
}
.card--hover:hover { transform: translateY(-6px); }
.card--bordered { border: 1px solid var(--color-border-medium); }
.card--lift { box-shadow: var(--shadow-card); }

/* === PRODUCT CARD === */
.product-card__image {
  width: 100%;
  aspect-ratio: 3 / 4;
  background-color: var(--color-ivory);
  background-size: cover;
  background-position: center;
  position: relative;
  overflow: hidden;
}
.product-card__image::after {
  content: '';
  position: absolute;
  bottom: 20px; right: 20px;
  width: 30px; height: 1px;
  background: var(--color-gold);
  opacity: 0.5;
}
.product-card__body { padding: 28px 4px; }
.product-card__eyebrow {
  font-family: var(--font-sans);
  font-size: var(--fs-micro);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--color-bordeaux);
  font-weight: 500;
  margin-bottom: 12px;
}
.product-card__name {
  font-family: var(--font-serif);
  font-size: 28px;
  line-height: 1.1;
  color: var(--color-chocolate);
  margin-bottom: 6px;
}
.product-card__tag {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 14px;
  color: var(--color-stone);
  margin-bottom: 18px;
}
.product-card__meta {
  font-size: var(--fs-caption);
  color: var(--color-stone);
  line-height: 1.8;
}
.product-card__meta strong { color: var(--color-chocolate); font-weight: 500; margin-right: 6px; }
.product-card__price-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid var(--color-border-subtle);
}
.product-card__price {
  font-family: var(--font-serif);
  font-size: 22px;
  color: var(--color-chocolate);
}
.product-card__price span {
  font-size: var(--fs-caption);
  color: var(--color-stone);
  margin-left: 4px;
}
.product-card__avail {
  font-family: var(--font-sans);
  font-size: var(--fs-eyebrow);
  color: var(--color-bordeaux);
  font-weight: 500;
}

/* Product image color variants */
.bg-charcoal  { background: #2E3335; }
.bg-navy      { background: #162232; }
.bg-tobacco   { background: #3E2318; }
.bg-black-tie { background: #141414; }
.bg-burgundy  { background: #3E1822; }
.bg-slate     { background: #444C52; }

/* === FORM ELEMENTS === */
.field { margin-bottom: 24px; }
.field__label {
  display: block;
  font-family: var(--font-sans);
  font-size: var(--fs-micro);
  font-weight: 600;
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-bordeaux);
  margin-bottom: 8px;
}
.field__helper {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: var(--fs-body-sm);
  color: var(--color-stone);
  margin-top: 6px;
}
.field__input,
.field__textarea {
  width: 100%;
  padding: 14px 0;
  border-bottom: 1px solid var(--color-chocolate);
  background: transparent;
  font-size: var(--fs-body);
  color: var(--color-chocolate);
  transition: border-color var(--duration-sm) var(--ease-luxury);
}
.field__input:focus,
.field__textarea:focus {
  border-color: var(--color-bordeaux);
  border-bottom-width: 2px;
}
.field__input::placeholder { color: var(--color-stone); }
.field--error .field__input { border-color: var(--color-danger); }

/* === SIZE SELECTOR === */
.size-picker {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.size-picker__option {
  padding: 12px 18px;
  border: 1px solid var(--color-border-medium);
  font-family: var(--font-sans);
  font-size: var(--fs-body-sm);
  font-weight: 500;
  cursor: pointer;
  transition: all var(--duration-sm) var(--ease-luxury);
  background: var(--color-white);
}
.size-picker__option:hover {
  border-color: var(--color-chocolate);
}
.size-picker__option.is-selected {
  background: var(--color-chocolate);
  color: var(--color-white);
  border-color: var(--color-chocolate);
}
.size-picker__option[disabled] {
  opacity: 0.3;
  cursor: not-allowed;
}

/* === RADIO CARD (for fitting/delivery options) === */
.option-card {
  padding: 28px 32px;
  background: var(--color-white);
  border: 1.5px solid var(--color-border-medium);
  cursor: pointer;
  transition: all var(--duration-sm) var(--ease-luxury);
  display: block;
  position: relative;
}
.option-card:hover { border-color: var(--color-chocolate); }
.option-card.is-selected {
  border-color: var(--color-bordeaux);
  box-shadow: 0 0 0 1px var(--color-bordeaux);
}
.option-card.is-selected::before {
  content: '';
  position: absolute;
  top: 16px; right: 16px;
  width: 10px; height: 10px;
  background: var(--color-bordeaux);
  border-radius: var(--radius-circle);
}
.option-card__label {
  font-family: var(--font-sans);
  font-size: var(--fs-eyebrow);
  font-weight: 600;
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-bordeaux);
  margin-bottom: 8px;
}
.option-card__title {
  font-family: var(--font-serif);
  font-size: 24px;
  color: var(--color-chocolate);
  margin-bottom: 8px;
  line-height: 1.2;
}
.option-card__body {
  font-size: var(--fs-body-sm);
  color: var(--color-chocolate);
  line-height: 1.6;
  margin-bottom: 12px;
}
.option-card__price {
  font-family: var(--font-serif);
  font-size: var(--fs-body-lg);
  color: var(--color-chocolate);
}
.option-card__badge {
  display: inline-block;
  margin-left: 10px;
  padding: 3px 10px;
  background: var(--color-gold);
  color: var(--color-chocolate);
  font-family: var(--font-sans);
  font-size: 9px;
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  font-weight: 600;
}

/* === BADGE === */
.badge {
  display: inline-block;
  padding: 4px 10px;
  font-family: var(--font-sans);
  font-size: var(--fs-micro);
  font-weight: 600;
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
}
.badge--gold { background: var(--color-gold); color: var(--color-chocolate); }
.badge--bordeaux { background: var(--color-bordeaux); color: var(--color-white); }
.badge--outline { background: transparent; color: var(--color-bordeaux); border: 1px solid var(--color-bordeaux); }

/* === PRE-FOOTER BAND === */
.prefooter {
  background: var(--color-bordeaux);
  padding: 100px var(--container-pad);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.prefooter::before {
  content: '';
  position: absolute;
  top: 32px; left: 32px; right: 32px; bottom: 32px;
  border: 1px solid rgba(201,169,97,0.25);
  pointer-events: none;
}
.prefooter__title {
  font-family: var(--font-serif);
  font-weight: 300;
  font-size: clamp(36px, 5vw, 68px);
  line-height: 1.1;
  color: var(--color-white);
  max-width: 860px;
  margin: 0 auto 40px;
  letter-spacing: -0.02em;
}
.prefooter__title em { font-style: italic; color: var(--color-gold); }

/* === FOOTER === */
.footer {
  background: #1A0F08;
  color: var(--color-mist);
  padding: 80px var(--container-pad) 0;
}
.footer__main {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1.1fr 1.1fr;
  gap: 60px;
  max-width: var(--container-max);
  margin: 0 auto;
  padding-bottom: 60px;
  border-bottom: 1px solid rgba(201,169,97,0.1);
}

/* Col 1: Brand manifesto */
.footer__brand { display: flex; flex-direction: column; gap: 20px; }
.footer__logo-img { width: 80px; height: 80px; display: block; }
.footer__manifesto {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 15px;
  color: rgba(212,201,184,0.75);
  line-height: 1.7;
  max-width: 240px;
}
.footer__mills {
  margin-top: 8px;
}
.footer__mills-label {
  font-family: var(--font-sans);
  font-size: 9px;
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: rgba(201,169,97,0.5);
  margin-bottom: 10px;
}
.footer__mills-list {
  font-family: var(--font-serif);
  font-size: 12px;
  color: rgba(212,201,184,0.80);
  line-height: 1.9;
}

/* Col 2–4 heads */
.footer__col-head {
  font-family: var(--font-sans);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: 24px;
  padding-bottom: 14px;
  border-bottom: 1px solid rgba(201,169,97,0.15);
}
.footer__col ul li { padding: 7px 0; }
.footer__col ul a {
  font-family: var(--font-sans);
  font-size: 13px;
  color: rgba(212,201,184,0.7);
  transition: color var(--duration-sm);
}
.footer__col ul a:hover { color: var(--color-gold); }

/* Col 3: Showroom info */
.footer__showroom-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 10px 0;
  border-bottom: 1px solid rgba(255,255,255,0.04);
}
.footer__showroom-item:first-child { padding-top: 0; }
.footer__showroom-label {
  font-family: var(--font-sans);
  font-size: 9px;
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: rgba(201,169,97,0.6);
  font-weight: 600;
}
.footer__showroom-value {
  font-family: var(--font-serif);
  font-size: 14px;
  color: rgba(212,201,184,0.8);
  line-height: 1.4;
}
.footer__showroom-value a { color: var(--color-gold); }

/* Col 4: Newsletter */
.footer__letter-intro {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 16px;
  color: rgba(255,255,255,0.85);
  line-height: 1.5;
  margin-bottom: 20px;
}
.footer__letter-intro em { color: var(--color-gold); }
.footer__letter-sub {
  font-family: var(--font-serif);
  font-size: 12px;
  color: rgba(212,201,184,0.5);
  margin-bottom: 20px;
}
.footer__letter-form { display: flex; flex-direction: column; gap: 10px; }
.footer__letter-input {
  padding: 14px 16px;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(201,169,97,0.2);
  color: var(--color-white);
  font-family: var(--font-serif);
  font-size: 14px;
  transition: border-color var(--duration-sm) var(--ease-luxury);
}
.footer__letter-input::placeholder { color: rgba(255,255,255,0.3); }
.footer__letter-input:focus { border-color: var(--color-gold); outline: none; }

.footer__bottom {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 24px 0 32px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  font-family: var(--font-sans);
  font-size: 11px;
  color: rgba(255,255,255,0.3);
  letter-spacing: 0.03em;
}
.footer__bottom-links { display: flex; gap: 20px; }
.footer__bottom-links a { color: rgba(255,255,255,0.3); }
.footer__bottom-links a:hover { color: var(--color-gold); }

/* === TOAST NOTIFICATION === */
.toast {
  position: fixed;
  bottom: 30px; right: 30px;
  background: var(--color-chocolate);
  color: var(--color-white);
  padding: 16px 24px;
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 16px;
  z-index: var(--z-toast);
  opacity: 0;
  transform: translateY(20px);
  transition: opacity var(--duration-md) var(--ease-luxury),
              transform var(--duration-md) var(--ease-luxury);
  max-width: 400px;
  box-shadow: var(--shadow-lift);
}
.toast.is-visible {
  opacity: 1;
  transform: translateY(0);
}
.toast::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 3px;
  background: var(--color-gold);
}

/* === PROGRESS STEPS === */
.steps {
  display: flex;
  gap: 0;
  align-items: center;
  max-width: 720px;
  margin: 0 auto;
}
.step-item {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 14px;
  position: relative;
  padding-right: 30px;
}
.step-item::after {
  content: '';
  position: absolute;
  right: 15px; top: 50%;
  width: 30px; height: 1px;
  background: var(--color-border-medium);
}
.step-item:last-child { padding-right: 0; flex: 0 0 auto; }
.step-item:last-child::after { display: none; }
.step-item__num {
  width: 32px; height: 32px;
  border: 1px solid var(--color-border-medium);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-serif);
  font-size: 14px;
  color: var(--color-stone);
  flex-shrink: 0;
}
.step-item__label {
  font-family: var(--font-sans);
  font-size: var(--fs-micro);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-stone);
  font-weight: 500;
}
.step-item.is-active .step-item__num {
  background: var(--color-bordeaux);
  border-color: var(--color-bordeaux);
  color: var(--color-white);
}
.step-item.is-active .step-item__label { color: var(--color-bordeaux); font-weight: 600; }
.step-item.is-done .step-item__num {
  background: var(--color-chocolate);
  border-color: var(--color-chocolate);
  color: var(--color-white);
}
.step-item.is-done::after { background: var(--color-chocolate); }

/* === IMAGE PALETTE HARMONY ===
   Pulls all photography into bordeaux/chocolate/ivory palette.
   Token values live in tokens.css --img-filter-* */

/* Hero full-bleed backgrounds */
.hero__bg,
.about-hero__bg,
.showroom-hero__bg {
  filter: var(--img-filter-hero);
}

/* Editorial/founder/gallery images */
.founder__img-wrap img,
.journal-feature__img img,
.journal-card__img img,
.gallery-item img,
.tailor-card__img img {
  filter: var(--img-filter-editorial);
}

/* Product & collection card images */
.collection-card__img .img-primary,
.collection-card__img .img-hover,
.pdp-gallery__thumb img,
.pdp-gallery__main img,
.pdp-rel-card__img img,
.mega-tile__img img {
  filter: var(--img-filter-card);
}

/* === MOBILE STICKY CTA BAR === */
.sticky-cta {
  display: none;
  position: fixed;
  bottom: 0; left: 0; right: 0;
  z-index: 99;
  background: var(--color-bordeaux);
  padding: 14px var(--container-pad-sm);
  text-align: center;
  transform: translateY(100%);
  transition: transform var(--duration-md) var(--ease-luxury);
  box-shadow: 0 -4px 20px rgba(107,31,36,0.35);
}
.sticky-cta.is-visible { transform: translateY(0); }
@media (max-width: 768px) {
  .sticky-cta { display: block; }
  .toast { bottom: 74px; }
}

/* === DESKTOP FLOATING BOOK BUTTON === */
.float-book {
  position: fixed;
  bottom: 40px; right: 40px;
  z-index: 99;
  opacity: 0;
  transform: translateY(16px);
  transition: opacity var(--duration-md) var(--ease-luxury),
              transform var(--duration-md) var(--ease-luxury);
  pointer-events: none;
}
.float-book.is-visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}
@media (max-width: 768px) { .float-book { display: none; } }

/* === SOCIAL FLOAT (Zalo / WhatsApp — mobile only) === */
.social-float {
  position: fixed;
  bottom: 80px; left: 16px;
  z-index: 98;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.social-float__btn {
  width: 48px; height: 48px;
  border-radius: var(--radius-circle);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 700;
  color: var(--color-white);
  text-decoration: none;
  box-shadow: 0 4px 16px rgba(0,0,0,0.25);
  transition: transform var(--duration-sm) var(--ease-luxury),
              box-shadow var(--duration-sm) var(--ease-luxury);
}
.social-float__btn:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 22px rgba(0,0,0,0.35);
}
.social-float__btn--zalo { background: #0068FF; }
.social-float__btn--wa   { background: #25D366; }
@media (min-width: 769px) { .social-float { display: none; } }

/* === RESPONSIVE === */
@media (max-width: 1024px) {
  .footer__top { grid-template-columns: 1fr 1fr; gap: 40px; }
  .footer__newsletter { grid-template-columns: 1fr; text-align: center; }
  .footer__newsletter-form { justify-content: center; flex-wrap: wrap; }
  .footer__newsletter-input { width: 100%; }
}
@media (max-width: 768px) {
  .nav { padding: 16px 24px; }
  .nav.is-scrolled { padding: 12px 24px; }
  .nav__items { display: none; }
  .footer__top { grid-template-columns: 1fr; }
  .steps { flex-wrap: wrap; gap: 14px; }
  .step-item { flex: 1 1 45%; padding-right: 0; }
  .step-item::after { display: none; }
}