/* ========================================
   Treatment Page Styles
   ======================================== */

/* ===== Nav ===== */
.cur-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(0, 0, 0, 0.9);
  backdrop-filter: blur(10px);
  padding: 1rem 0;
}

.cur-nav-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.cur-nav-brand {
  font-size: var(--size-h4);
  font-weight: var(--weight-bold);
  background: linear-gradient(135deg, var(--primary-pink), var(--primary-pink-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: 0.05em;
  position: relative;
  padding-bottom: 4px;
}

.cur-nav-brand::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--primary-pink), transparent);
  border-radius: 2px;
}

.cur-nav-btn {
  padding: 0.6rem 1.5rem !important;
  font-size: var(--size-body-sm) !important;
}

/* ===== Hero ===== */
.tr-hero {
  background: var(--black-gradient);
  text-align: center;
  padding: var(--spacing-3xl) 0 var(--spacing-2xl);
  position: relative;
  overflow: hidden;
}

.tr-hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(ellipse at center, rgba(255, 20, 147, 0.08) 0%, transparent 60%);
  pointer-events: none;
}

.tr-hero .container {
  position: relative;
  z-index: 1;
}

.tr-hero-sub {
  font-size: var(--size-body);
  color: var(--primary-pink);
  font-weight: var(--weight-semibold);
  letter-spacing: 0.2em;
  margin-bottom: var(--spacing-sm);
}

.tr-hero-title {
  font-size: var(--size-h1);
  font-weight: var(--weight-bold);
  color: var(--white);
  line-height: var(--line-height-tight);
  margin-bottom: var(--spacing-md);
}

.tr-hero-title .highlight {
  color: var(--primary-pink-light);
}

.tr-hero-desc {
  font-size: var(--size-body-lg);
  color: var(--gray-medium);
  line-height: var(--line-height-normal);
}

/* ===== Service Section ===== */
.tr-service {
  background: var(--white);
  padding: var(--spacing-3xl) 0;
}

.tr-service-alt {
  background: var(--primary-pink-bg);
}

.tr-service-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto var(--spacing-xl);
}

.tr-service-tag {
  display: inline-block;
  background: var(--primary-pink);
  color: var(--white);
  padding: 0.3rem 1.2rem;
  border-radius: 50px;
  font-size: var(--size-body-sm);
  font-weight: var(--weight-bold);
  letter-spacing: 0.15em;
  margin-bottom: var(--spacing-md);
}

.tr-service-title {
  font-size: var(--size-h1);
  font-weight: var(--weight-bold);
  color: var(--black);
  line-height: var(--line-height-tight);
  margin-bottom: var(--spacing-md);
}

.tr-service-desc {
  font-size: var(--size-body-lg);
  color: var(--black-80);
  line-height: var(--line-height-relaxed);
}

/* ===== Price Card ===== */
.tr-price-card {
  max-width: 500px;
  margin: 0 auto var(--spacing-xl);
  background: var(--white);
  border: 2px solid var(--primary-pink-pale);
  border-radius: 16px;
  padding: var(--spacing-md) var(--spacing-lg);
  box-shadow: 0 4px 20px rgba(255, 20, 147, 0.08);
}

.tr-price-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.9rem 0;
  border-bottom: 1px solid var(--primary-pink-pale);
}

.tr-price-row:last-child {
  border-bottom: none;
}

.tr-price-name {
  font-size: var(--size-body-lg);
  color: var(--black);
  font-weight: var(--weight-semibold);
}

.tr-price-value {
  font-size: var(--size-body-lg);
  color: var(--primary-pink);
  font-weight: var(--weight-bold);
}

/* ===== Gallery Slider (무한 슬라이드) ===== */
.tr-slider-wrap {
  overflow: hidden;
  margin: 0 -1rem var(--spacing-xl);
}

.tr-slider-track {
  display: flex;
  gap: var(--spacing-sm);
  width: max-content;
}

.tr-slide-left {
  animation: trSlideLeft 35s linear infinite;
}

.tr-slide-right {
  animation: trSlideRight 40s linear infinite;
}

.tr-slider-track:hover {
  animation-play-state: paused;
}

@keyframes trSlideLeft {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

@keyframes trSlideRight {
  0% { transform: translateX(-50%); }
  100% { transform: translateX(0); }
}

.tr-slide {
  flex-shrink: 0;
  width: 280px;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.tr-service-alt .tr-slide {
  box-shadow: 0 4px 20px rgba(255, 20, 147, 0.08);
}

.tr-slide:hover {
  transform: scale(1.04);
  box-shadow: 0 10px 30px var(--shadow-pink);
}

.tr-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  aspect-ratio: 1 / 1;
}

/* ===== Book Button ===== */
.tr-book-btn {
  display: block;
  max-width: 400px;
  margin: 0 auto;
  text-align: center;
  padding: 1.25rem;
  font-size: var(--size-h4);
}

/* ===== Why Section ===== */
.tr-why {
  background: var(--black-gradient);
  padding: var(--spacing-3xl) 0;
}

.tr-why-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-md);
  max-width: 900px;
  margin: 0 auto;
}

.tr-why-card {
  background: var(--black-90);
  border: 2px solid transparent;
  border-radius: 16px;
  padding: var(--spacing-lg);
  text-align: center;
  transition: all 0.3s ease;
}

.tr-why-card:hover {
  border-color: var(--primary-pink);
  box-shadow: 0 10px 30px var(--shadow-pink);
  transform: translateY(-5px);
}

.tr-why-icon {
  font-size: 2.5rem;
  margin-bottom: var(--spacing-sm);
}

.tr-why-title {
  font-size: var(--size-h4);
  font-weight: var(--weight-bold);
  color: var(--primary-pink-light);
  margin-bottom: var(--spacing-xs);
}

.tr-why-desc {
  font-size: var(--size-body);
  color: var(--gray-medium);
  line-height: var(--line-height-normal);
}

/* ===== Final CTA ===== */
.tr-final-cta {
  background: var(--white);
  text-align: center;
  padding: var(--spacing-3xl) 0;
}

.tr-final-desc {
  font-size: var(--size-body-lg);
  color: var(--black-80);
  margin-bottom: var(--spacing-xl);
}

.tr-final-btn {
  padding: 1.5rem 3rem;
  font-size: var(--size-h4);
  margin-bottom: var(--spacing-md);
}

.tr-final-note {
  font-size: var(--size-body-sm);
  color: var(--gray-dark);
  margin-top: var(--spacing-md);
}

/* ===== Responsive ===== */
@media (max-width: 767px) {
  .tr-slide {
    width: 220px;
  }
}

@media (min-width: 768px) {
  .tr-slide {
    width: 300px;
  }

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

@media (min-width: 1024px) {
  .tr-slide {
    width: 320px;
  }

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