/*
 * SWARAM DENTAL CLINIC — Treatments Page Styles
 * Phase E: Treatment Framework
 */


/* ============================================================
   TREATMENT CATEGORY NAV (sticky anchor nav)
   ============================================================ */

.treatment-nav {
  background: var(--clr-neutral-0);
  border-bottom: 1px solid var(--color-border-soft);
  position: sticky;
  top: 76px; /* height of site-header */
  z-index: var(--z-dropdown);
  box-shadow: var(--shadow-sm);
}

.treatment-nav__inner {
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--space-6);
  display: flex;
  align-items: center;
  gap: var(--space-2);
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
  padding-block: var(--space-3);
}

.treatment-nav__inner::-webkit-scrollbar { display: none; }

.treatment-nav__link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
  color: var(--clr-neutral-600);
  text-decoration: none;
  white-space: nowrap;
  transition: var(--transition-color);
  border: 1.5px solid transparent;
}

.treatment-nav__link:hover {
  color: var(--color-brand);
  background: var(--clr-primary-50);
  border-color: var(--clr-primary-100);
}

.treatment-nav__link.active {
  color: var(--color-brand);
  background: var(--color-brand-light);
  border-color: var(--clr-primary-200);
}

@media (max-width: 768px) {
  .treatment-nav { top: 64px; }
  .treatment-nav__inner { padding-inline: var(--space-4); }
}


/* ============================================================
   TREATMENT CATEGORY SECTION
   ============================================================ */

.treatment-category {
  padding-block: var(--section-py);
  scroll-margin-top: 130px; /* sticky header + nav */
}

.treatment-category:nth-child(even) {
  background: var(--clr-neutral-50);
}

.treatment-category__header {
  display: flex;
  align-items: flex-start;
  gap: var(--space-5);
  margin-bottom: var(--space-10);
}

.treatment-category__icon {
  width: 64px;
  height: 64px;
  background: var(--gradient-brand);
  border-radius: var(--radius-2xl);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--clr-neutral-0);
  flex-shrink: 0;
  box-shadow: var(--shadow-brand);
}

.treatment-category__icon svg { width: 30px; height: 30px; }

.treatment-category__title-wrap {}

.treatment-category__title {
  font-size: var(--fs-h2);
  font-weight: var(--fw-bold);
  color: var(--clr-neutral-900);
  letter-spacing: var(--ls-tight);
  margin-bottom: var(--space-2);
}

.treatment-category__desc {
  font-size: var(--fs-base);
  color: var(--color-text-muted);
  line-height: var(--lh-relaxed);
  max-width: 72ch;
}

.treatment-category__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-5);
}


/* ============================================================
   TREATMENT CARD
   ============================================================ */

.treatment-card {
  background: var(--clr-neutral-0);
  border-radius: var(--radius-2xl);
  padding: var(--space-6);
  border: 1px solid var(--color-border-soft);
  box-shadow: var(--shadow-sm);
  transition: var(--transition-base);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  text-decoration: none;
  position: relative;
  overflow: hidden;
}

.treatment-card::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-brand);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--duration-slow) var(--ease-out);
}

.treatment-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-xl);
  border-color: var(--clr-primary-100);
}

.treatment-card:hover::after { transform: scaleX(1); }

.treatment-card__icon {
  width: 48px;
  height: 48px;
  background: var(--color-brand-light);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-brand);
  flex-shrink: 0;
  transition: var(--transition-base);
}

.treatment-card__icon svg { width: 22px; height: 22px; }

.treatment-card:hover .treatment-card__icon {
  background: var(--gradient-brand);
  color: var(--clr-neutral-0);
  box-shadow: var(--shadow-brand);
}

.treatment-card__name {
  font-size: var(--fs-base);
  font-weight: var(--fw-semibold);
  color: var(--clr-neutral-900);
  line-height: var(--lh-snug);
  transition: color var(--duration-fast) var(--ease-out);
}

.treatment-card:hover .treatment-card__name { color: var(--color-brand); }

.treatment-card__desc {
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
  line-height: var(--lh-relaxed);
  flex: 1;
}

.treatment-card__link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  color: var(--color-brand);
  margin-top: var(--space-2);
  transition: gap var(--duration-fast) var(--ease-out);
}

.treatment-card:hover .treatment-card__link { gap: var(--space-3); }
.treatment-card__link svg { width: 14px; height: 14px; }

/* Popular badge */
.treatment-card__badge {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
  padding: 2px var(--space-3);
  border-radius: var(--radius-full);
  background: var(--clr-accent-100);
  color: var(--clr-accent-600);
}


/* ============================================================
   TREATMENT STATS BAR
   ============================================================ */

.treatment-stats {
  background: var(--gradient-brand);
  padding-block: var(--space-10);
}

.treatment-stats .container {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
  text-align: center;
}

@media (max-width: 768px) {
  .treatment-stats .container { grid-template-columns: repeat(2, 1fr); }
}

.treatment-stat__number {
  display: block;
  font-size: var(--fs-4xl);
  font-weight: var(--fw-extrabold);
  color: var(--clr-neutral-0);
  line-height: 1;
  margin-bottom: var(--space-2);
}

.treatment-stat__label {
  font-size: var(--fs-sm);
  color: var(--clr-primary-100);
  font-weight: var(--fw-medium);
}


/* ============================================================
   WHY CHOOSE US STRIP (treatments page)
   ============================================================ */

.treatment-why {
  background: var(--clr-neutral-50);
  padding-block: var(--section-py);
}

.treatment-why__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: var(--space-5);
}

.treatment-why__item {
  background: var(--clr-neutral-0);
  border-radius: var(--radius-2xl);
  padding: var(--space-6);
  border: 1px solid var(--color-border-soft);
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  transition: var(--transition-base);
  box-shadow: var(--shadow-xs);
}

.treatment-why__item:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
  border-color: var(--clr-primary-100);
}

.treatment-why__icon {
  width: 44px; height: 44px;
  background: var(--gradient-brand);
  border-radius: var(--radius-lg);
  display: flex; align-items: center; justify-content: center;
  color: var(--clr-neutral-0);
  flex-shrink: 0;
  box-shadow: var(--shadow-brand);
}

.treatment-why__icon svg { width: 20px; height: 20px; }

.treatment-why__title {
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  color: var(--clr-neutral-900);
  margin-bottom: var(--space-1);
}

.treatment-why__text {
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
  line-height: var(--lh-relaxed);
}