/* ==========================================================================
   UTIL.CSS — Reusable utility classes
   ========================================================================== */

/* ---- Container ---- */
.container {
  width: var(--container-sm);
  margin-inline: auto;
}

@media (min-width: 768px) {
  .container {
    width: var(--container-md);
  }
}

@media (min-width: 1200px) {
  .container {
    width: var(--container-lg);
  }
}

/* ---- Section padding / backgrounds ---- */
.padding {
  padding-block: var(--section-padding-y);
}

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

.mist-alt {
  background-color: var(--color-bg-alt);
}

.o-hidden {
  overflow: hidden;
}

/* ---- Section header (eyebrow + title), rail-line signature ---- */
.section-header {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: clamp(32px, 5vw, 56px);
}

.section-header.center {
  align-items: center;
  text-align: center;
}

.tiny-header,
.section-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  width: fit-content;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-yellow);
  font-weight: 600;
}

.tiny-header span,
.section-badge {
  position: relative;
  padding-left: 22px;
}

.tiny-header span::before,
.section-badge::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 14px;
  height: 2px;
  background: var(--color-yellow);
}

.tiny-header span::after,
.section-badge::after {
  content: "";
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-bg);
  border: 2px solid var(--color-yellow);
}

.big-header h2,
.section-title {
  font-size: clamp(1.9rem, 3.4vw, 2.85rem);
  color: var(--color-text);
  max-width: 20ch;
  /* max-width: 32ch; */
}

.section-header.center .big-header h2,
.section-header.center .section-title {
  max-width: 28ch;
  margin-inline: auto;
}

.section-subtitle,
p.content {
  color: var(--color-text-muted);
  font-size: clamp(0.98rem, 1.2vw, 1.08rem);
  max-width: 62ch;
}

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 10px 30px;
  border-radius: var(--radius-pill);
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.95rem;
  transition:
    transform var(--transition),
    box-shadow var(--transition),
    background var(--transition),
    color var(--transition);
  white-space: nowrap;
}

.btn-primary {
  background: var(--gradient-yellow);
  color: var(--color-bg);
  box-shadow: var(--shadow-glow-yellow);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 16px 46px -10px rgba(255, 201, 74, 0.45);
}

.btn-outline {
  background: transparent;
  color: var(--color-text);
  border: 1.5px solid var(--color-border-strong);
}

.btn-outline:hover {
  border-color: var(--color-yellow);
  color: var(--color-yellow);
  transform: translateY(-3px);
}

.btn-sm {
  padding: 8px 22px;
  font-size: 0.85rem;
}

/* ---- Grid helpers ---- */
.grid {
  display: grid;
  gap: 24px;
}

.grid-2 {
  grid-template-columns: repeat(2, 1fr);
}
.grid-3 {
  grid-template-columns: repeat(3, 1fr);
}
.grid-4 {
  grid-template-columns: repeat(4, 1fr);
}

/* ---- Card base ---- */
.box,
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition:
    transform var(--transition),
    border-color var(--transition),
    background var(--transition);
}

/* ---- Badge / pill / chip ---- */
.chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  background: var(--color-yellow-soft);
  color: var(--color-yellow);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 600;
  border: 1px solid rgba(255, 201, 74, 0.3);
}

/* ---- Dot colors (matches brochure marker system) ---- */
.dot {
  display: inline-block;
  border-radius: 50%;
}
.dot.blue {
  background: var(--color-blue);
}
.dot.yellow {
  background: var(--color-yellow);
}
.dot.green {
  background: var(--color-green);
}
.dot.pink {
  background: var(--color-pink);
}
.dot.purple {
  background: var(--color-purple);
}

/* ---- Rail / route line signature motif ---- */
.rail-line {
  position: relative;
}

.rail-line::before {
  content: "";
  position: absolute;
  background-image: linear-gradient(
    var(--color-border-strong) 60%,
    transparent 0%
  );
  background-size: 2px 12px;
  background-repeat: repeat-y;
}

/* ---- Scrollbar (webkit) ---- */
::-webkit-scrollbar {
  width: 10px;
}

::-webkit-scrollbar-track {
  background: var(--color-bg);
}

::-webkit-scrollbar-thumb {
  background: var(--color-surface-light);
  border-radius: var(--radius-pill);
}

/* ---- Misc ---- */
.text-yellow {
  color: var(--color-yellow);
}
.text-muted {
  color: var(--color-text-muted);
}
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
}

.aspect-fill {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ---------------- Animations ---------------- */
@keyframes fade-down {
  from {
    transform: translateY(-100%);
  }
  to {
    transform: translateY(0);
  }
}