/* ============================================================
   LAIND — Components (components.css)
   Reusable UI components: buttons, cards, badges, navigation,
   section titles, forms, toast notifications.
   Premium Gold & Silver theme.
   ============================================================ */

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-family: var(--font-display);
  font-weight: var(--weight-semibold);
  font-size: var(--text-base);
  letter-spacing: var(--tracking-wide);
  border-radius: var(--radius-full);
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition:
    transform var(--transition-spring),
    box-shadow var(--transition-base),
    background var(--transition-base),
    border-color var(--transition-base),
    color var(--transition-base);
  position: relative;
  overflow: hidden;
  padding: var(--space-3) var(--space-8);
  line-height: 1.4;
  isolation: isolate;
  max-width: 100%;
  overflow-wrap: break-word;
}

.btn:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
}

.btn > svg {
  width: 1.25em;
  height: 1.25em;
  flex: 0 0 1.25em;
}

.btn > svg:not([fill]) {
  fill: currentColor;
}

/* ── Button shimmer sweep (shared base) ── */
.btn-primary::after,
.btn-secondary::after,
.btn-whatsapp::after {
  content: '';
  position: absolute;
  inset: 0;
  transform: translateX(-110%);
  transition: none;
}

/* Primary (Premium Gold Gradient) */
.btn-primary {
  background: var(--gradient-accent);
  color: var(--color-btn-dark);
  box-shadow: var(--shadow-glow-btn);
  font-weight: var(--weight-bold);
  text-shadow: 0 1px 0 rgba(255, 223, 140, 0.3);
}

.btn-primary::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.25) 0%,
    transparent 50%,
    rgba(0, 0, 0, 0.15) 100%
  );
  opacity: 0;
  transition: opacity var(--transition-base);
  z-index: -1;
}

.btn-primary::after {
  background: var(--gradient-gold-shimmer);
  z-index: 1;
}

.btn-primary:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow:
    0 6px 20px rgba(var(--color-accent-rgb), 0.45),
    0 0 40px rgba(var(--color-accent-rgb), 0.2),
    0 0 80px rgba(var(--color-accent-rgb), 0.08);
}

.btn-primary:hover::before {
  opacity: 1;
}

.btn-primary:hover::after {
  transform: translateX(110%);
  transition: transform var(--handoff-duration) var(--ease-default);
}

.btn-primary:active {
  transform: translateY(-1px) scale(0.99);
}

/* Secondary (Silver Glass border) */
.btn-secondary {
  background: rgba(var(--color-silver-rgb), 0.04);
  color: var(--color-silver-light);
  border: 1.5px solid rgba(var(--color-silver-rgb), 0.15);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.btn-secondary::after {
  background: var(--gradient-silver-shimmer);
  border-radius: inherit;
}

.btn-secondary:hover {
  border-color: rgba(var(--color-accent-rgb), 0.45);
  color: var(--color-accent-hover);
  transform: translateY(-2px);
  background: rgba(var(--color-accent-rgb), 0.06);
  box-shadow: 0 4px 20px rgba(var(--color-accent-rgb), 0.12);
}

.btn-secondary:hover::after {
  transform: translateX(110%);
  transition: transform var(--handoff-duration) var(--ease-default);
}

.btn-secondary:active {
  transform: translateY(0);
}

/* WhatsApp */
.btn-whatsapp {
  background: linear-gradient(135deg, var(--color-whatsapp) 0%, var(--color-whatsapp-hover) 100%);
  color: #ffffff;
  box-shadow: 0 4px 15px rgba(var(--color-whatsapp-rgb), 0.35);
}

.btn-whatsapp::after {
  background: linear-gradient(
    105deg,
    transparent 35%,
    rgba(255, 255, 255, 0.18) 50%,
    transparent 65%
  );
}

.btn-whatsapp:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow:
    0 6px 20px rgba(var(--color-whatsapp-rgb), 0.45),
    0 0 40px rgba(var(--color-whatsapp-rgb), 0.2);
}

.btn-whatsapp:hover::after {
  transform: translateX(110%);
  transition: transform var(--handoff-duration) var(--ease-default);
}

.btn-whatsapp:active {
  transform: translateY(-1px) scale(0.99);
}

.btn-whatsapp svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
  flex-shrink: 0;
}

@media (min-width: 768px) {
  .btn {
    white-space: nowrap;
  }
}

/* Button sizes */
.btn--lg {
  padding: var(--space-4) var(--space-12);
  font-size: var(--text-lg);
}

.btn--sm {
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-sm);
}

@media (max-width: 767px) {
  .btn--sm {
    min-height: 44px;
    padding-block: var(--space-3);
  }
}

.footer__cta .btn {
  width: 100%;
}

/* ── Cards ── */
.card {
  background: var(--color-surface-1);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  transition:
    transform var(--transition-spring),
    box-shadow var(--transition-base),
    border-color var(--transition-base),
    background var(--transition-base);
  position: relative;
  overflow: hidden;
}

/* Gold top accent line */
.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gradient-accent);
  opacity: 0;
  transition: opacity var(--transition-base), height var(--transition-base);
}

/* Subtle warm glow */
.card::after {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 80%;
  height: 60%;
  background: radial-gradient(
    ellipse at center top,
    rgba(var(--color-accent-rgb), 0.05) 0%,
    transparent 70%
  );
  pointer-events: none;
  opacity: 0;
  transition: opacity var(--transition-slow);
}

.card:hover {
  border-color: rgba(var(--color-accent-rgb), 0.2);
  transform: translateY(-8px);
  box-shadow: var(--shadow-3),
              0 0 30px rgba(var(--color-accent-rgb), 0.06);
  background: var(--color-surface-2);
}

.card:hover::before {
  opacity: 1;
  height: 3px;
}

.card:hover::after {
  opacity: 1;
}

.card__icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  background: rgba(var(--color-accent-rgb), 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-6);
  transition:
    background var(--transition-base),
    transform var(--transition-spring),
    box-shadow var(--transition-base);
  position: relative;
}

.card:hover .card__icon {
  background: rgba(var(--color-accent-rgb), 0.14);
  transform: scale(1.08);
  box-shadow: 0 0 20px rgba(var(--color-accent-rgb), 0.15);
}

.card__icon svg {
  width: 28px;
  height: 28px;
  stroke: var(--color-accent);
  fill: none;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: stroke var(--transition-base), filter var(--transition-base);
}

.card:hover .card__icon svg {
  stroke: var(--color-accent-hover);
  filter: drop-shadow(0 0 6px rgba(var(--color-accent-rgb), 0.3));
}

.card__title {
  font-size: var(--text-xl);
  margin-bottom: var(--space-3);
  font-family: var(--font-display);
  font-weight: var(--weight-bold);
  color: var(--color-text);
}

.card__text {
  color: var(--color-text-secondary);
  line-height: var(--leading-normal);
  font-size: var(--text-base);
}

/* ── Glass Card (for alternative sections) ── */
.card-glass {
  background:
    linear-gradient(145deg, rgba(var(--color-accent-rgb), 0.055), rgba(var(--color-silver-rgb), 0.018) 48%, rgba(var(--color-rose-gold-rgb), 0.035)),
    rgba(8, 8, 10, 0.72);
  backdrop-filter: var(--backdrop-blur-heavy);
  -webkit-backdrop-filter: var(--backdrop-blur-heavy);
  border: 1px solid rgba(var(--color-accent-rgb), 0.11);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  transition:
    all var(--transition-spring);
  position: relative;
  overflow: hidden;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.035),
    inset 0 -1px 0 rgba(var(--color-accent-rgb), 0.035),
    0 16px 42px rgba(0, 0, 0, 0.18);
}

/* Animated gold border gradient on hover */
.card-glass::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(
    135deg,
    rgba(var(--color-accent-rgb), 0) 0%,
    rgba(var(--color-accent-rgb), 0.3) 50%,
    rgba(var(--color-accent-rgb), 0) 100%
  );
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0.38;
  transition: opacity var(--transition-base);
  pointer-events: none;
  z-index: 0;
}

.card-glass::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background:
    radial-gradient(circle at 18% 10%, rgba(var(--color-accent-rgb), 0.11), transparent 34%),
    radial-gradient(circle at 86% 18%, rgba(var(--color-silver-rgb), 0.055), transparent 28%),
    linear-gradient(105deg, transparent 35%, rgba(255, 255, 255, 0.025) 48%, transparent 62%);
  opacity: 0.7;
  pointer-events: none;
  transition: opacity var(--transition-base), transform var(--transition-slow);
  z-index: 0;
}

.card-glass > * {
  position: relative;
  z-index: 1;
}

.card-glass:hover {
  background:
    linear-gradient(145deg, rgba(var(--color-accent-rgb), 0.08), rgba(var(--color-silver-rgb), 0.024) 48%, rgba(var(--color-rose-gold-rgb), 0.05)),
    rgba(8, 8, 10, 0.78);
  border-color: rgba(var(--color-accent-rgb), 0.18);
  transform: translateY(-6px);
  box-shadow:
    var(--shadow-3),
    0 0 30px rgba(var(--color-accent-rgb), 0.09),
    0 0 70px rgba(var(--color-accent-rgb), 0.045);
}

.card-glass:hover::before {
  opacity: 1;
}

.card-glass:hover::after {
  opacity: 1;
  transform: scale(1.04);
}

/* ── 3D Tilt Card (holographic hover) ── */
.card-tilt {
  transform-style: preserve-3d;
  will-change: transform;
  transition:
    transform 0.4s cubic-bezier(0.03, 0.98, 0.52, 0.99),
    box-shadow 0.4s cubic-bezier(0.03, 0.98, 0.52, 0.99),
    border-color var(--transition-base),
    background var(--transition-base);
}

.card-tilt__shine {
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
  z-index: 2;
  opacity: 0;
  transition: opacity 0.4s ease;
  background: linear-gradient(
    105deg,
    transparent 30%,
    rgba(var(--color-accent-rgb), 0.06) 40%,
    rgba(255, 255, 255, 0.08) 50%,
    rgba(var(--color-accent-rgb), 0.06) 60%,
    transparent 70%
  );
  background-size: 250% 250%;
  mix-blend-mode: screen;
}

.card-tilt:hover {
  border-color: rgba(var(--color-accent-rgb), 0.25);
  background: rgba(var(--color-accent-rgb), 0.05);
  box-shadow:
    0 20px 40px rgba(0, 0, 0, 0.3),
    0 0 30px rgba(var(--color-accent-rgb), 0.08),
    0 0 60px rgba(var(--color-accent-rgb), 0.04);
}

.card-tilt:hover .card-tilt__shine {
  opacity: 1;
}

.card-tilt:hover .card__icon {
  background: rgba(var(--color-accent-rgb), 0.14);
  transform: scale(1.08) translateZ(20px);
  box-shadow: 0 0 20px rgba(var(--color-accent-rgb), 0.15);
}

.card-tilt:hover .card__icon svg {
  stroke: var(--color-accent-hover);
  filter: drop-shadow(0 0 6px rgba(var(--color-accent-rgb), 0.3));
}

.card-tilt:hover .card__title {
  transform: translateZ(15px);
}

.card-tilt:hover .card__text {
  transform: translateZ(10px);
}

.card-tilt .card__icon,
.card-tilt .card__title,
.card-tilt .card__text {
  transition: transform 0.4s cubic-bezier(0.03, 0.98, 0.52, 0.99),
              background var(--transition-base),
              box-shadow var(--transition-base),
              color var(--transition-base),
              filter var(--transition-base);
  transform: translateZ(0);
}

/* Disable tilt on mobile — touch doesn't support mousemove */
@media (max-width: 767px) {
  .card-tilt {
    transform: none !important;
  }

  .card-tilt__shine {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .card-tilt {
    transform: none !important;
    transition: border-color var(--transition-base), background var(--transition-base);
  }

  .card-tilt__shine {
    display: none;
  }
}

/* ── Banner / Badge ── */
.banner {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  background: rgba(var(--color-accent-rgb), 0.08);
  border: 1px solid rgba(var(--color-accent-rgb), 0.18);
  border-radius: var(--radius-full);
  padding: var(--space-2) var(--space-6);
  font-size: var(--text-sm);
  color: var(--color-text);
  font-weight: var(--weight-medium);
  max-width: 100%;
}

.banner__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-accent);
  animation: pulse-dot 2s ease-in-out infinite;
  flex-shrink: 0;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); box-shadow: 0 0 0 0 rgba(var(--color-accent-rgb), 0.4); }
  50% { opacity: 0.7; transform: scale(1.3); box-shadow: 0 0 0 8px rgba(var(--color-accent-rgb), 0); }
}

/* Campaign banner — premium eye-catching offer card */
.campaign-banner {
  position: relative;
  border-radius: var(--radius-xl);
  margin-top: var(--space-8);
  overflow: hidden;
  isolation: isolate;
}

.campaign-banner__glow {
  position: absolute;
  inset: -2px;
  border-radius: calc(var(--radius-xl) + 2px);
  background: conic-gradient(
    from 0deg,
    rgba(var(--color-accent-rgb), 0.12),
    rgba(var(--color-rose-gold-rgb), 0.08),
    rgba(var(--color-silver-rgb), 0.06),
    rgba(var(--color-accent-rgb), 0.15),
    rgba(var(--color-rose-gold-rgb), 0.10),
    rgba(var(--color-accent-rgb), 0.12)
  );
  animation: borderSpin 6s linear infinite;
  z-index: -2;
  filter: blur(1px);
}

@keyframes borderSpin {
  0% { filter: hue-rotate(0deg); opacity: 1; }
  50% { opacity: 0.7; }
  100% { filter: hue-rotate(360deg); opacity: 1; }
}

.campaign-banner__inner {
  position: relative;
  z-index: 1;
  background: linear-gradient(
    135deg,
    rgba(var(--color-accent-rgb), 0.03) 0%,
    rgba(var(--color-rose-gold-rgb), 0.015) 40%,
    rgba(8, 8, 10, 1) 100%
  );
  backdrop-filter: var(--backdrop-blur-heavy);
  -webkit-backdrop-filter: var(--backdrop-blur-heavy);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  overflow: hidden;
}

.campaign-banner__inner::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-accent);
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
}

.campaign-banner__inner::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 80%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(var(--color-accent-rgb), 0.06),
    rgba(255, 255, 255, 0.03),
    rgba(var(--color-accent-rgb), 0.06),
    transparent
  );
  animation: campaignShimmer 5s ease-in-out infinite;
  pointer-events: none;
}

@keyframes campaignShimmer {
  0%, 100% { left: -100%; }
  50% { left: 120%; }
}

.campaign-banner__header {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
  flex-wrap: wrap;
}

.campaign-banner__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background: var(--gradient-accent);
  color: var(--color-btn-dark);
  font-family: var(--font-display);
  font-weight: var(--weight-bold);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: var(--tracking-widest);
  padding: var(--space-1) var(--space-4);
  border-radius: var(--radius-full);
  text-shadow: 0 1px 0 rgba(255, 223, 140, 0.3);
  box-shadow: 0 2px 10px rgba(var(--color-accent-rgb), 0.35),
              0 0 20px rgba(var(--color-accent-rgb), 0.15);
}

.campaign-banner__badge-icon {
  width: 14px;
  height: 14px;
  stroke: var(--color-btn-dark);
  flex-shrink: 0;
}

.campaign-banner__tag {
  display: inline-flex;
  align-items: center;
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  color: var(--color-accent-hover);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  padding: var(--space-1) var(--space-3);
  border: 1px solid rgba(var(--color-accent-rgb), 0.25);
  border-radius: var(--radius-full);
  background: rgba(var(--color-accent-rgb), 0.05);
}

.campaign-banner__body {
  margin-bottom: var(--space-5);
  position: relative;
  z-index: 1;
}

.campaign-banner__text {
  font-size: var(--text-base);
  color: #fff;
  line-height: var(--leading-normal);
  margin-bottom: var(--space-4);
}

.campaign-banner__perks {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.campaign-banner__perk {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  background: #fff;
  border: none;
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  color: var(--color-btn-dark);
  line-height: var(--leading-snug);
  transition: transform var(--transition-spring), box-shadow var(--transition-base);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.25);
}

.campaign-banner__perk:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.35);
}

.campaign-banner__perk strong {
  color: var(--color-btn-dark);
  font-weight: var(--weight-semibold);
}

.campaign-banner__perk-icon {
  width: 18px;
  height: 18px;
  stroke: var(--color-accent);
  fill: none;
  flex-shrink: 0;
}

.campaign-banner__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding-top: var(--space-4);
  border-top: 1px solid rgba(var(--color-accent-rgb), 0.1);
  position: relative;
  z-index: 1;
}

.campaign-banner__price {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: var(--weight-extrabold);
  background: linear-gradient(
    135deg,
    #b8922e 0%,
    #d4a853 30%,
    #f0d78c 50%,
    #d4a853 70%,
    #b8922e 100%
  );
  background-size: 200% auto;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: goldTextShimmer 3s ease-in-out infinite;
  text-shadow: none;
  letter-spacing: var(--tracking-tight);
}

.campaign-banner__cta {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-display);
  font-weight: var(--weight-bold);
  font-size: var(--text-sm);
  color: var(--color-btn-dark);
  text-decoration: none;
  padding: var(--space-3) var(--space-8);
  border-radius: var(--radius-full);
  background: #fff;
  border: none;
  transition: all var(--transition-spring);
  white-space: nowrap;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.25);
}

.campaign-banner__cta:hover {
  background: #fff;
  color: var(--color-btn-dark);
  transform: translateY(-2px);
  box-shadow: 0 4px 20px rgba(var(--color-accent-rgb), 0.3),
              0 0 40px rgba(var(--color-accent-rgb), 0.12);
}

.campaign-banner__cta svg {
  width: 16px;
  height: 16px;
  stroke: var(--color-btn-dark);
  transition: transform var(--transition-spring);
}

.campaign-banner__cta:hover svg {
  transform: translateX(3px);
}

@media (max-width: 767px) {
  .campaign-banner__inner {
    padding: var(--space-4);
  }

  .campaign-banner__header {
    margin-bottom: var(--space-3);
  }

  .campaign-banner__body {
    margin-bottom: var(--space-4);
  }

  .campaign-banner__perks {
    flex-direction: row;
    flex-wrap: wrap;
    gap: var(--space-2);
  }

  .campaign-banner__perk {
    padding: var(--space-1) var(--space-3);
    font-size: var(--text-xs);
    border-radius: var(--radius-sm);
  }

  .campaign-banner__perk-icon {
    width: 14px;
    height: 14px;
  }

  .campaign-banner__footer {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    text-align: left;
    gap: var(--space-2);
    padding-top: var(--space-3);
  }

  .campaign-banner__price {
    font-size: var(--text-base);
  }

  .campaign-banner__cta {
    padding: var(--space-2) var(--space-4);
    font-size: var(--text-xs);
  }
}

@media (prefers-reduced-motion: reduce) {
  .campaign-banner__glow {
    animation: none;
    background: rgba(var(--color-accent-rgb), 0.4);
  }

  .campaign-banner__inner::after {
    animation: none;
    display: none;
  }

  .campaign-banner__price {
    animation: none;
  }
}

/* ── Header / Navigation ── */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  display: flex;
  align-items: center;
  z-index: var(--z-header);
  transition:
    background var(--transition-slow),
    box-shadow var(--transition-slow),
    backdrop-filter var(--transition-slow);
  background: transparent;
}

.header.scrolled {
  background: rgba(8, 8, 10, 0.85);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  box-shadow:
    0 1px 0 rgba(var(--color-accent-rgb), 0.06),
    0 4px 30px rgba(0, 0, 0, 0.4);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.header__logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
  transition: opacity var(--transition-fast);
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
}

.header__logo:hover {
  opacity: 0.85;
}

.header__logo svg {
  height: 32px;
  width: auto;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  gap: var(--space-6);
}

.nav__list {
  display: flex;
  align-items: center;
  gap: var(--space-6);
}

.nav__link {
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-silver);
  transition: color var(--transition-fast);
  position: relative;
  padding: var(--space-2) 0;
}

/* Gold underline on hover */
.nav__link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--gradient-accent);
  transition: width var(--transition-base), left var(--transition-base);
  border-radius: var(--radius-full);
}

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

.nav__link:hover::after {
  width: 100%;
  left: 0;
}

/* Active nav link */
.nav__link--active {
  color: var(--color-accent-hover);
}

.nav__link--active::after {
  width: 100%;
  left: 0;
}

/* ── Section Titles ── */
.section-label {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: var(--weight-bold);
  text-transform: uppercase;
  letter-spacing: var(--tracking-widest);
  color: var(--color-accent);
  margin-bottom: var(--space-4);
  position: relative;
  padding-left: var(--space-6);
}

/* Gold decorative line before label */
.section-label::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 16px;
  height: 2px;
  background: var(--gradient-accent);
  border-radius: var(--radius-full);
}

.section-title {
  font-size: clamp(var(--text-2xl), 3.5vw, var(--text-4xl));
  font-weight: var(--weight-extrabold);
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-tight);
  margin-bottom: var(--space-4);
  max-width: 20ch;
  color: var(--color-text);
}

.section-subtitle {
  font-size: var(--text-lg);
  color: var(--color-text-secondary);
  line-height: var(--leading-normal);
  max-width: 56ch;
}

/* ── Form Components ── */
.field {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.field__label {
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-silver-light);
  letter-spacing: 0.01em;
}

.field__input {
  background: rgba(var(--color-accent-rgb), 0.03);
  border: 1px solid rgba(var(--color-silver-rgb), 0.1);
  border-radius: var(--radius-md);
  padding: var(--space-3) var(--space-4);
  color: var(--color-text);
  font-size: var(--text-base);
  transition:
    border-color var(--transition-fast),
    box-shadow var(--transition-fast),
    background var(--transition-fast);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}

.field__input::placeholder {
  color: var(--color-text-muted);
}

.field__input:hover {
  border-color: rgba(var(--color-accent-rgb), 0.2);
  background: rgba(var(--color-accent-rgb), 0.04);
}

.field__input:focus {
  border-color: rgba(var(--color-accent-rgb), 0.5);
  box-shadow:
    0 0 0 3px rgba(var(--color-accent-rgb), 0.1),
    0 0 20px rgba(var(--color-accent-rgb), 0.06);
  background: rgba(var(--color-accent-rgb), 0.04);
}

.field__input--error {
  border-color: var(--color-error);
}

.field__error {
  font-size: var(--text-sm);
  color: var(--color-error);
  min-height: 1.2em;
}

textarea.field__input {
  resize: vertical;
  min-height: 120px;
}

/* ── Toast Notifications ── */
.toast {
  position: fixed;
  bottom: var(--space-6);
  right: var(--space-6);
  padding: var(--space-4) var(--space-6);
  border-radius: var(--radius-lg);
  font-weight: var(--weight-medium);
  font-size: var(--text-sm);
  z-index: var(--z-toast);
  transform: translateY(calc(100% + var(--space-6)));
  opacity: 0;
  transition: all var(--transition-spring);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: var(--shadow-4);
}

.toast.is-visible {
  transform: translateY(0);
  opacity: 1;
}

.toast--success {
  background: rgba(34, 197, 94, 0.9);
  color: #fff;
  border: 1px solid rgba(34, 197, 94, 0.5);
}

.toast--error {
  background: rgba(239, 68, 68, 0.9);
  color: #fff;
  border: 1px solid rgba(239, 68, 68, 0.5);
}

/* ── Success State ── */
.form__success {
  text-align: center;
  padding: var(--space-16) var(--space-8);
}

.form__success.is-visible {
  animation: fadeIn 0.5s ease both;
}

.success__icon {
  font-size: var(--text-5xl);
  margin-bottom: var(--space-4);
}

/* ── Spinner ── */
.spinner {
  display: inline-block;
  width: 18px;
  height: 18px;
  border: 2px solid rgba(10, 10, 10, 0.25);
  border-top-color: var(--color-btn-dark);
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ── Animations ── */
@media (prefers-reduced-motion: no-preference) {
  @keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
  }

  @keyframes slideUp {
    from { opacity: 0; transform: translateY(40px); }
    to   { opacity: 1; transform: translateY(0); }
  }

  .animate-fade-in {
    animation: fadeIn var(--transition-slow) both;
  }

  .animate-slide-up {
    animation: slideUp 700ms var(--ease-out) both;
  }
}

/* Scroll-triggered reveal */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s ease, transform 0.8s var(--ease-out);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger children */
.reveal-child {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.6s ease, transform 0.6s var(--ease-out);
}

.reveal-child.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── Text Gradient (Gold) ── */
.text-gradient {
  background: linear-gradient(
    135deg,
    #b8922e 0%,
    #d4a853 25%,
    #f0d78c 50%,
    #e8c46e 75%,
    #d4a853 100%
  );
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  position: relative;
  background-size: 200% auto;
  animation: goldTextShimmer 5s ease-in-out infinite;
}

@keyframes goldTextShimmer {
  0% { background-position: 0% center; }
  50% { background-position: 100% center; }
  100% { background-position: 0% center; }
}

/* ── WhatsApp Floating Button (Mobile) ── */
html:not([data-page="index"]) .whatsapp-float {
  display: none !important;
}

.whatsapp-float {
  position: fixed;
  right: var(--space-4);
  bottom: calc(var(--space-4) + env(safe-area-inset-bottom));
  z-index: var(--z-whatsapp);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  padding: 0;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius-full);
  background:
    radial-gradient(circle at 32% 24%, rgba(255, 255, 255, 0.48), transparent 28%),
    linear-gradient(135deg, #2fe878 0%, var(--color-whatsapp) 48%, var(--color-whatsapp-hover) 100%);
  color: #ffffff;
  font-family: inherit;
  font-size: 0;
  font-weight: 600;
  text-decoration: none;
  box-shadow:
    0 12px 26px rgba(0, 0, 0, 0.34),
    0 8px 22px rgba(var(--color-whatsapp-rgb), 0.36),
    0 0 34px rgba(var(--color-whatsapp-rgb), 0.28),
    0 0 0 1px rgba(255, 255, 255, 0.14) inset;
  opacity: 0;
  transform: translate3d(0, 18px, 0) scale(0.92);
  pointer-events: none;
  transition:
    opacity var(--handoff-duration) var(--ease-out),
    transform var(--handoff-duration) var(--ease-out),
    border-color 0.2s ease,
    box-shadow 0.2s ease;
  will-change: opacity, transform;
}

.whatsapp-float.is-suppressed {
  opacity: 0 !important;
  transform: translate3d(0, 18px, 0) scale(0.92) !important;
  pointer-events: none !important;
}

@media (min-width: 768px) {
  .whatsapp-float {
    display: none !important;
  }
}

@media (max-width: 767px) {
  .whatsapp-float {
    display: flex;
    right: max(var(--space-3), env(safe-area-inset-right));
    bottom: calc(var(--space-3) + env(safe-area-inset-bottom));
    width: 50px;
    height: 50px;
  }

  .whatsapp-float.is-visible {
    opacity: 1;
    transform: translate3d(0, 0, 0) scale(1);
    pointer-events: auto;
  }

  .whatsapp-float:active {
    transform: translate3d(0, 0, 0) scale(0.94);
    box-shadow:
      0 8px 18px rgba(0, 0, 0, 0.32),
      0 4px 18px rgba(var(--color-whatsapp-rgb), 0.42),
      0 0 26px rgba(var(--color-whatsapp-rgb), 0.22);
  }

  /* ── WhatsApp exit animation (mobile handoff) ── */
  .btn-whatsapp {
    transition:
      opacity var(--handoff-duration) var(--ease-out),
      transform var(--handoff-duration) var(--ease-out),
      box-shadow 0.2s ease;
  }

  .btn-whatsapp.is-handoff-exit {
    opacity: 0;
    transform: scale(0.92) translateY(-12px);
  }
}

.whatsapp-float svg {
  width: 22px;
  height: 22px;
  fill: currentColor;
  flex-shrink: 0;
  filter: drop-shadow(0 0 8px rgba(var(--color-whatsapp-rgb), 0.38));
}

/* ── Liquid Glass Dock (Mobile) ── */
.glass-dock {
  position: fixed;
  top: calc(var(--space-2) + env(safe-area-inset-top));
  left: 50%;
  transform: translateX(-50%);
  z-index: var(--z-dock);
  display: none;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.06);
  backdrop-filter: var(--backdrop-blur-heavy) brightness(1.1);
  -webkit-backdrop-filter: var(--backdrop-blur-heavy) brightness(1.1);
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow:
    0 8px 32px rgba(0, 0, 0, 0.4),
    0 0 0 1px rgba(255, 255, 255, 0.05) inset,
    0 1px 0 rgba(255, 255, 255, 0.08) inset;
}

.glass-dock::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(
    135deg,
    rgba(var(--color-accent-rgb), 0.08) 0%,
    transparent 40%,
    rgba(var(--color-silver-rgb), 0.05) 100%
  );
  pointer-events: none;
}

.glass-dock__item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-lg);
  color: var(--color-silver-light);
  text-decoration: none;
  font-size: 0.625rem;
  font-weight: var(--weight-medium);
  letter-spacing: 0.02em;
  transition:
    color var(--transition-fast),
    background var(--transition-fast),
    transform var(--transition-fast);
  position: relative;
  min-width: 56px;
}

.glass-dock__item:hover {
  color: #ffffff;
  background: rgba(255, 255, 255, 0.08);
}

.glass-dock__item:active {
  transform: scale(0.94);
}

.glass-dock__icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

.glass-dock__label {
  white-space: nowrap;
  line-height: 1;
}

.glass-dock__item--home {
  padding: var(--space-2) var(--space-4);
  min-width: 64px;
}

.glass-dock__logo {
  height: 21px;
  width: auto;
  max-width: none;
  flex-shrink: 0;
}

.glass-dock__item--home:hover {
  color: var(--color-accent);
}

@media (max-width: 767px) {
  .glass-dock {
    display: flex;
    max-width: calc(100vw - var(--space-8));
  }

  .glass-dock__item {
    min-width: 52px;
    min-height: 46px;
    padding: var(--space-2);
  }

  .glass-dock__item--home {
    min-width: 60px;
    min-height: 46px;
    padding-inline: var(--space-3);
  }

  .glass-dock__icon {
    width: 18px;
    height: 18px;
  }

  .glass-dock__logo {
    height: 19px;
  }
}