/* ===========================
   CEHISHU - Medical-Grade Lip Filler
   Professional Aesthetic Medicine Brand Site
=========================== */

:root {
  /* Color Palette - Medical Premium */
  --color-primary: #8b1e3f;        /* Deep wine red - brand */
  --color-primary-dark: #6b1530;
  --color-primary-light: #b8335a;
  --color-accent: #c9a96e;         /* Soft gold - premium */
  --color-accent-dark: #a88a52;
  --color-dark: #1a1a1a;           /* Near black */
  --color-text: #2d2d2d;
  --color-text-light: #6b6b6b;
  --color-bg: #ffffff;             /* Clinical white */
  --color-bg-alt: #f7f5f3;         /* Warm off-white */
  --color-bg-medical: #f4f7f9;     /* Medical cool tint */
  --color-border: #e5e0dc;
  --color-success: #2d8659;
  --color-info: #2c6b8f;

  /* Typography */
  --font-serif: 'Cormorant Garamond', Georgia, serif;
  --font-sans: 'Montserrat', 'Helvetica Neue', Arial, sans-serif;
  --font-mono: 'JetBrains Mono', 'Courier New', monospace;

  /* Layout */
  --container-max: 1280px;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --shadow-sm: 0 2px 12px rgba(26,26,26,0.06);
  --shadow-md: 0 8px 32px rgba(26,26,26,0.10);
  --shadow-lg: 0 20px 60px rgba(26,26,26,0.14);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===== Reset ===== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-sans);
  color: var(--color-text);
  background-color: var(--color-bg);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; transition: var(--transition); }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
ul { list-style: none; }

/* ===== Typography ===== */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  font-weight: 600;
  color: var(--color-dark);
  line-height: 1.2;
}

h1 { font-size: clamp(2.2rem, 4.5vw, 3.6rem); }
h2 { font-size: clamp(1.9rem, 3.8vw, 2.8rem); }
h3 { font-size: clamp(1.4rem, 2.5vw, 1.9rem); }

.eyebrow {
  font-family: var(--font-sans);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--color-primary);
  display: inline-block;
  margin-bottom: 1rem;
}

.eyebrow-light { color: var(--color-accent); }

.text-center { text-align: center; }
.font-mono { font-family: var(--font-mono); }

/* ===== Layout ===== */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 32px;
}

.section { padding: 90px 0; }
.section-sm { padding: 50px 0; }

.bg-alt { background-color: var(--color-bg-alt); }
.bg-medical { background-color: var(--color-bg-medical); }
.bg-dark { background-color: var(--color-dark); color: white; }
.bg-primary { background-color: var(--color-primary); color: white; }

.grid { display: grid; gap: 30px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 900px) {
  .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .section { padding: 60px 0; }
}
@media (max-width: 600px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 15px 36px;
  font-family: var(--font-sans);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  border-radius: var(--radius-sm);
  transition: var(--transition);
  cursor: pointer;
  border: 1.5px solid transparent;
}

.btn-primary {
  background: var(--color-primary);
  color: white;
  box-shadow: var(--shadow-sm);
}
.btn-primary:hover {
  background: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

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

.btn-light {
  background: white;
  color: var(--color-dark);
}
.btn-light:hover {
  background: var(--color-accent);
  color: white;
}

.btn-gold {
  background: var(--color-accent);
  color: white;
}
.btn-gold:hover {
  background: var(--color-accent-dark);
  transform: translateY(-2px);
}

.btn-block { width: 100%; }
.btn-sm { padding: 11px 24px; font-size: 0.7rem; }

/* ===== Header ===== */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  transition: var(--transition);
}
.header.scrolled { box-shadow: var(--shadow-sm); }

.header-top {
  background: var(--color-dark);
  color: rgba(255,255,255,0.85);
  text-align: center;
  padding: 9px 0;
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.header-top span { color: var(--color-accent); font-weight: 600; }

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 32px;
  max-width: var(--container-max);
  margin: 0 auto;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-serif);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--color-dark);
  letter-spacing: 0.08em;
}
.logo-mark {
  width: 36px; height: 36px;
  background: var(--color-primary);
  color: white;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.9rem; font-weight: 700;
  font-family: var(--font-sans);
}
.logo span { color: var(--color-primary); }

.nav-menu {
  display: flex;
  gap: 32px;
  align-items: center;
}
.nav-menu a {
  font-size: 0.76rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text);
  position: relative;
}
.nav-menu a::after {
  content: '';
  position: absolute;
  bottom: -5px; left: 0;
  width: 0; height: 1.5px;
  background: var(--color-primary);
  transition: var(--transition);
}
.nav-menu a:hover::after, .nav-menu a.active::after { width: 100%; }
.nav-menu a:hover, .nav-menu a.active { color: var(--color-primary); }

.nav-actions { display: flex; gap: 18px; align-items: center; }
.nav-icon {
  position: relative;
  font-size: 1.1rem;
  color: var(--color-dark);
  cursor: pointer;
  transition: var(--transition);
}
.nav-icon:hover { color: var(--color-primary); }
.cart-count {
  position: absolute;
  top: -8px; right: -10px;
  background: var(--color-primary);
  color: white;
  font-size: 0.62rem;
  font-weight: 700;
  width: 18px; height: 18px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
}

.menu-toggle { display: none; font-size: 1.4rem; color: var(--color-dark); }

@media (max-width: 900px) {
  .menu-toggle { display: block; }
  .nav-menu {
    position: fixed;
    top: 64px; left: 0; right: 0;
    background: white;
    flex-direction: column;
    padding: 28px;
    gap: 18px;
    transform: translateY(-150%);
    transition: var(--transition);
    box-shadow: var(--shadow-md);
  }
  .nav-menu.open { transform: translateY(0); }
}

/* ===== Hero ===== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, #f4f7f9 0%, #ffffff 50%, #faf6f3 100%);
  padding-top: 120px;
}
.hero::before {
  content: '';
  position: absolute;
  top: -30%; right: -10%;
  width: 60%; height: 160%;
  background: radial-gradient(circle, rgba(184,51,90,0.08) 0%, transparent 60%);
  z-index: 0;
}

.hero-content {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 60px;
  align-items: center;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 32px;
}

.hero-text h1 { margin-bottom: 24px; }
.hero-text h1 span {
  color: var(--color-primary);
  font-style: italic;
}
.hero-text .lead {
  font-size: 1.1rem;
  color: var(--color-text-light);
  margin-bottom: 20px;
  max-width: 540px;
}
.hero-text p.desc {
  color: var(--color-text-light);
  margin-bottom: 32px;
  max-width: 540px;
}

.hero-specs {
  display: flex;
  gap: 28px;
  margin-bottom: 36px;
  flex-wrap: wrap;
}
.hero-spec {
  border-left: 2px solid var(--color-primary);
  padding-left: 14px;
}
.hero-spec strong {
  display: block;
  font-family: var(--font-serif);
  font-size: 1.5rem;
  color: var(--color-dark);
}
.hero-spec span {
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-light);
}

.hero-buttons {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.hero-image {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}
.hero-image img {
  width: 100%;
  max-width: 460px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}
.hero-badge {
  position: absolute;
  bottom: 28px; left: -24px;
  background: white;
  padding: 18px 24px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  gap: 14px;
  max-width: 280px;
}
.hero-badge-icon {
  width: 46px; height: 46px;
  background: var(--color-bg-medical);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem;
  color: var(--color-primary);
  flex-shrink: 0;
}
.hero-badge-text strong {
  display: block;
  font-family: var(--font-serif);
  font-size: 1.15rem;
  color: var(--color-dark);
}
.hero-badge-text span {
  font-size: 0.72rem;
  color: var(--color-text-light);
}

@media (max-width: 900px) {
  .hero-content { grid-template-columns: 1fr; text-align: center; }
  .hero-text .lead, .hero-text p.desc { margin-left: auto; margin-right: auto; }
  .hero-specs, .hero-buttons { justify-content: center; }
  .hero-image { display: none; }
}

/* ===== Section Header ===== */
.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 56px;
}
.section-header h2 { margin-bottom: 16px; }
.section-header p {
  color: var(--color-text-light);
  font-size: 1.02rem;
}

.section-header-left {
  text-align: left;
  max-width: 680px;
  margin-bottom: 56px;
}

/* ===== Three Actions Cards ===== */
.action-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.action-card {
  background: white;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 40px 32px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.action-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 4px; height: 0;
  background: var(--color-primary);
  transition: var(--transition);
}
.action-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-primary-light);
}
.action-card:hover::before { height: 100%; }

.action-num {
  font-family: var(--font-serif);
  font-size: 2.5rem;
  font-style: italic;
  color: var(--color-primary);
  opacity: 0.3;
  margin-bottom: 12px;
}
.action-card h3 {
  font-size: 1.4rem;
  margin-bottom: 12px;
}
.action-card p {
  color: var(--color-text-light);
  font-size: 0.95rem;
}
.action-card .action-science {
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--color-border);
  font-size: 0.82rem;
  color: var(--color-primary);
  font-weight: 500;
}

@media (max-width: 900px) {
  .action-cards { grid-template-columns: 1fr; }
}

/* ===== Technology / Ingredient Section ===== */
.tech-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.tech-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-bg-alt);
  aspect-ratio: 4/5;
  display: flex;
  align-items: center;
  justify-content: center;
}
.tech-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.tech-content h2 { margin-bottom: 20px; }
.tech-content p {
  color: var(--color-text-light);
  margin-bottom: 16px;
}
.tech-list {
  margin: 24px 0;
}
.tech-list li {
  display: flex;
  gap: 12px;
  margin-bottom: 14px;
  align-items: flex-start;
}
.tech-list .check {
  color: var(--color-primary);
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 2px;
}
.tech-list strong {
  color: var(--color-dark);
}

@media (max-width: 900px) {
  .tech-split { grid-template-columns: 1fr; }
}

/* ===== Spec Table ===== */
.spec-table {
  width: 100%;
  border-collapse: collapse;
  background: white;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}
.spec-table th, .spec-table td {
  padding: 18px 24px;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
}
.spec-table th {
  background: var(--color-bg-medical);
  font-size: 0.74rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-light);
  width: 35%;
}
.spec-table td {
  font-size: 0.95rem;
  color: var(--color-text);
}
.spec-table td strong { color: var(--color-dark); font-family: var(--font-serif); font-size: 1.05rem; }
.spec-table tr:last-child th, .spec-table tr:last-child td { border-bottom: none; }
.spec-table tr:hover { background: var(--color-bg-alt); }

/* ===== Clinical Data ===== */
.clinical-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 50px;
  align-items: center;
}
.clinical-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin: 24px 0;
}
.clinical-stat {
  background: white;
  padding: 24px;
  border-radius: var(--radius-md);
  border-left: 3px solid var(--color-primary);
  border: 1px solid var(--color-border);
  border-left-width: 3px;
}
.clinical-stat strong {
  display: block;
  font-family: var(--font-serif);
  font-size: 2.2rem;
  color: var(--color-primary);
  margin-bottom: 4px;
}
.clinical-stat span {
  font-size: 0.82rem;
  color: var(--color-text-light);
  letter-spacing: 0.05em;
}

.before-after-gallery {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 30px;
}
.ba-item {
  border-radius: var(--radius-md);
  overflow: hidden;
  position: relative;
  background: var(--color-bg-alt);
  aspect-ratio: 4/3;
}
.ba-item img {
  width: 100%; height: 100%;
  object-fit: cover;
}
.ba-label {
  position: absolute;
  bottom: 10px; left: 10px;
  background: rgba(26,26,26,0.8);
  color: white;
  font-size: 0.7rem;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  letter-spacing: 0.08em;
}

@media (max-width: 900px) {
  .clinical-grid { grid-template-columns: 1fr; }
}

/* ===== Protocol Timeline ===== */
.protocol-timeline {
  display: flex;
  justify-content: space-between;
  position: relative;
  margin: 40px 0;
  flex-wrap: wrap;
  gap: 20px;
}
.protocol-timeline::before {
  content: '';
  position: absolute;
  top: 24px; left: 5%; right: 5%;
  height: 2px;
  background: var(--color-border);
}
.protocol-point {
  position: relative;
  z-index: 2;
  text-align: center;
  flex: 1;
  min-width: 100px;
}
.protocol-dot {
  width: 50px; height: 50px;
  background: white;
  border: 2px solid var(--color-primary);
  border-radius: 50%;
  margin: 0 auto 12px;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-serif);
  font-weight: 600;
  color: var(--color-primary);
}
.protocol-point strong {
  display: block;
  font-size: 0.9rem;
  color: var(--color-dark);
  margin-bottom: 4px;
}
.protocol-point span {
  font-size: 0.78rem;
  color: var(--color-text-light);
}

/* ===== Feature Strip ===== */
.features-strip {
  background: var(--color-dark);
  color: white;
  padding: 36px 0;
}
.features-strip .grid-4 { gap: 20px; }
.feature-item {
  display: flex;
  align-items: center;
  gap: 14px;
  justify-content: center;
}
.feature-icon {
  font-size: 1.8rem;
  color: var(--color-accent);
}
.feature-item h4 {
  color: white;
  font-family: var(--font-sans);
  font-size: 0.92rem;
  margin-bottom: 2px;
  font-weight: 600;
}
.feature-item p {
  font-size: 0.76rem;
  opacity: 0.7;
}

@media (max-width: 900px) {
  .features-strip .grid-4 { grid-template-columns: repeat(2, 1fr); gap: 28px; }
}

/* ===== Partner / Clinic Section ===== */
.partner-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.partner-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
  margin-top: 32px;
}
.partner-stat strong {
  display: block;
  font-family: var(--font-serif);
  font-size: 2.4rem;
  color: var(--color-primary);
}
.partner-stat span {
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-light);
}

@media (max-width: 900px) {
  .partner-grid { grid-template-columns: 1fr; }
}

/* ===== OEM Section ===== */
.oem-features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 40px;
}
.oem-feature {
  background: white;
  padding: 32px 28px;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  transition: var(--transition);
}
.oem-feature:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-accent);
}
.oem-feature-num {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  font-style: italic;
  color: var(--color-accent);
  margin-bottom: 12px;
}
.oem-feature h4 {
  font-family: var(--font-sans);
  font-size: 1rem;
  margin-bottom: 10px;
  color: var(--color-dark);
}
.oem-feature p {
  font-size: 0.9rem;
  color: var(--color-text-light);
}

@media (max-width: 900px) {
  .oem-features { grid-template-columns: 1fr; }
}

/* ===== Certifications ===== */
.certifications {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.cert-badge {
  text-align: center;
  padding: 28px 18px;
  background: white;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  transition: var(--transition);
}
.cert-badge:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-sm);
  border-color: var(--color-accent);
}
.cert-icon {
  width: 56px; height: 56px;
  margin: 0 auto 12px;
  background: var(--color-bg-medical);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem;
  color: var(--color-primary);
}
.cert-badge h4 {
  font-family: var(--font-sans);
  font-size: 0.9rem;
  margin-bottom: 3px;
}
.cert-badge p {
  font-size: 0.76rem;
  color: var(--color-text-light);
}

@media (max-width: 900px) {
  .certifications { grid-template-columns: repeat(2, 1fr); }
}

/* ===== CTA Section ===== */
.cta-section {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  color: white;
  text-align: center;
  padding: 80px 0;
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 30% 50%, rgba(201,169,110,0.15) 0%, transparent 50%);
}
.cta-section .container { position: relative; z-index: 2; }
.cta-section h2 {
  color: white;
  margin-bottom: 16px;
}
.cta-section h2 span { color: var(--color-accent); font-style: italic; }
.cta-section p {
  color: rgba(255,255,255,0.85);
  max-width: 560px;
  margin: 0 auto 32px;
}

/* ===== Footer ===== */
.footer {
  background: #141414;
  color: rgba(255,255,255,0.65);
  padding: 64px 0 28px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 48px;
  margin-bottom: 44px;
}
.footer-brand .logo { color: white; margin-bottom: 16px; }
.footer-brand p {
  font-size: 0.88rem;
  margin-bottom: 18px;
  max-width: 320px;
}
.footer-social { display: flex; gap: 10px; }
.footer-social a {
  width: 38px; height: 38px;
  border-radius: 50%;
  background: rgba(255,255,255,0.08);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.95rem;
  transition: var(--transition);
}
.footer-social a:hover {
  background: var(--color-primary);
  color: white;
}
.footer-col h4 {
  color: white;
  font-family: var(--font-sans);
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 18px;
}
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul li a {
  font-size: 0.88rem;
  transition: var(--transition);
}
.footer-col ul li a:hover { color: var(--color-accent); }

.footer-contact p {
  font-size: 0.88rem;
  margin-bottom: 10px;
  display: flex;
  gap: 10px;
  align-items: flex-start;
}
.footer-contact .icon { color: var(--color-accent); }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 22px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.78rem;
  flex-wrap: wrap;
  gap: 12px;
}
.footer-payment { display: flex; gap: 10px; font-size: 1.4rem; }

@media (max-width: 900px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 36px; }
}
@media (max-width: 600px) {
  .footer-grid { grid-template-columns: 1fr; }
}

/* ===== Page Banner ===== */
.page-banner {
  padding: 150px 0 70px;
  background: linear-gradient(135deg, var(--color-bg-medical), #faf6f3);
  text-align: center;
}
.page-banner h1 { margin-bottom: 12px; }
.page-banner p {
  color: var(--color-text-light);
  font-size: 1.02rem;
}
.breadcrumb {
  display: flex;
  justify-content: center;
  gap: 8px;
  font-size: 0.76rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-top: 16px;
  color: var(--color-text-light);
}
.breadcrumb a:hover { color: var(--color-primary); }
.breadcrumb span.sep { color: var(--color-primary-light); }

/* ===== Product Detail Page ===== */
.product-hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  padding: 150px 0 60px;
  align-items: center;
}
.product-hero-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-bg-alt);
  aspect-ratio: 4/5;
  box-shadow: var(--shadow-md);
}
.product-hero-image img {
  width: 100%; height: 100%; object-fit: cover;
}
.product-hero-info .eyebrow { margin-bottom: 12px; }
.product-hero-info h1 {
  font-size: 2.6rem;
  margin-bottom: 16px;
}
.product-hero-info .tagline {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-style: italic;
  color: var(--color-primary);
  margin-bottom: 24px;
}
.product-hero-info p {
  color: var(--color-text-light);
  margin-bottom: 28px;
}
.product-quick-specs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 32px;
  padding: 24px;
  background: var(--color-bg-medical);
  border-radius: var(--radius-md);
}
.qs-item strong {
  display: block;
  font-family: var(--font-serif);
  font-size: 1.3rem;
  color: var(--color-dark);
}
.qs-item span {
  font-size: 0.74rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-light);
}
.product-cta-row {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

@media (max-width: 900px) {
  .product-hero { grid-template-columns: 1fr; padding-top: 120px; }
}

/* ===== Anatomy Section ===== */
.anatomy-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  align-items: center;
}
.anatomy-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-bg-medical);
}
.anatomy-image img { width: 100%; }
.anatomy-block h3 { margin-bottom: 16px; }
.anatomy-block p { color: var(--color-text-light); margin-bottom: 14px; }
.anatomy-cite {
  margin-top: 16px;
  padding: 14px 18px;
  background: var(--color-bg-alt);
  border-left: 3px solid var(--color-accent);
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  color: var(--color-text-light);
  font-style: italic;
}

@media (max-width: 900px) {
  .anatomy-block { grid-template-columns: 1fr; }
}

/* ===== Tabs ===== */
.product-tabs { padding: 30px 0 80px; }
.tabs-nav {
  display: flex;
  gap: 6px;
  border-bottom: 2px solid var(--color-border);
  margin-bottom: 36px;
  flex-wrap: wrap;
}
.tab-btn {
  padding: 14px 28px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-light);
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  transition: var(--transition);
}
.tab-btn.active, .tab-btn:hover {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}
.tab-content {
  display: none;
  line-height: 1.8;
  color: var(--color-text-light);
  max-width: 880px;
}
.tab-content.active { display: block; }
.tab-content h4 {
  color: var(--color-dark);
  margin: 24px 0 12px;
  font-family: var(--font-sans);
  font-size: 1.05rem;
}
.tab-content h4:first-child { margin-top: 0; }
.tab-content ul { list-style: disc; padding-left: 22px; margin: 12px 0; }
.tab-content li { margin-bottom: 8px; }
.tab-content strong { color: var(--color-dark); }

/* ===== OEM Page ===== */
.oem-process {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin: 40px 0;
}
.oem-step {
  text-align: center;
  position: relative;
}
.oem-step-num {
  width: 60px; height: 60px;
  background: var(--color-primary);
  color: white;
  border-radius: 50%;
  margin: 0 auto 16px;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-serif);
  font-size: 1.4rem;
  font-weight: 600;
}
.oem-step h4 {
  font-family: var(--font-sans);
  font-size: 0.95rem;
  margin-bottom: 8px;
}
.oem-step p {
  font-size: 0.85rem;
  color: var(--color-text-light);
}

@media (max-width: 900px) {
  .oem-process { grid-template-columns: repeat(2, 1fr); }
}

.oem-comparison {
  width: 100%;
  border-collapse: collapse;
  background: white;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  margin-top: 30px;
}
.oem-comparison th, .oem-comparison td {
  padding: 16px 22px;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.92rem;
}
.oem-comparison th {
  background: var(--color-dark);
  color: white;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.oem-comparison tr:hover { background: var(--color-bg-alt); }
.oem-comparison .tier {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  color: var(--color-primary);
  font-weight: 600;
}

/* ===== Contact / Inquiry Form ===== */
.inquiry-layout {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 50px;
  padding: 60px 0;
}
.inquiry-info-card {
  background: var(--color-dark);
  color: white;
  padding: 44px 36px;
  border-radius: var(--radius-lg);
}
.inquiry-info-card h3 { color: white; margin-bottom: 24px; }
.inquiry-info-item {
  display: flex;
  gap: 14px;
  margin-bottom: 24px;
}
.inquiry-info-item .icon {
  width: 42px; height: 42px;
  background: rgba(255,255,255,0.1);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.05rem;
  color: var(--color-accent);
  flex-shrink: 0;
}
.inquiry-info-item h4 {
  color: white;
  font-family: var(--font-sans);
  font-size: 0.88rem;
  margin-bottom: 4px;
}
.inquiry-info-item p {
  font-size: 0.88rem;
  opacity: 0.75;
  line-height: 1.5;
}

.inquiry-form-card {
  background: white;
  padding: 44px 36px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}
.inquiry-form-card h3 { margin-bottom: 8px; }
.inquiry-form-card > p {
  color: var(--color-text-light);
  margin-bottom: 28px;
  font-size: 0.94rem;
}

.form-group { margin-bottom: 18px; }
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
.form-group label {
  display: block;
  font-size: 0.76rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-dark);
  margin-bottom: 7px;
}
.form-group label .req { color: var(--color-primary); }
.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 13px 16px;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-family: var(--font-sans);
  font-size: 0.9rem;
  color: var(--color-text);
  background: var(--color-bg);
  transition: var(--transition);
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--color-primary);
  background: white;
}
.form-group textarea {
  resize: vertical;
  min-height: 130px;
}
.form-group .hint {
  font-size: 0.76rem;
  color: var(--color-text-light);
  margin-top: 5px;
}

@media (max-width: 900px) {
  .inquiry-layout { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
}

/* ===== Inquiry Drawer ===== */
.inquiry-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.4);
  z-index: 1500;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}
.inquiry-overlay.open { opacity: 1; visibility: visible; }

.inquiry-drawer {
  position: fixed;
  top: 0; right: 0; bottom: 0;
  width: 420px;
  max-width: 100%;
  background: var(--color-bg);
  z-index: 1600;
  transform: translateX(100%);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-lg);
}
.inquiry-drawer.open { transform: translateX(0); }

.inquiry-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 22px 24px;
  border-bottom: 1px solid var(--color-border);
}
.inquiry-header h3 { margin: 0; font-size: 1.3rem; }
.inquiry-close {
  font-size: 1.4rem;
  color: var(--color-text-light);
  cursor: pointer;
  width: 34px; height: 34px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 50%;
  transition: var(--transition);
}
.inquiry-close:hover { background: var(--color-bg-alt); color: var(--color-dark); }

.inquiry-items {
  flex-grow: 1;
  overflow-y: auto;
  padding: 20px 24px;
}
.inquiry-empty {
  text-align: center;
  padding: 50px 20px;
  color: var(--color-text-light);
}
.inquiry-empty .icon { font-size: 3.5rem; margin-bottom: 14px; opacity: 0.3; }

.inquiry-item {
  padding: 16px 0;
  border-bottom: 1px solid var(--color-border);
}
.inquiry-item h4 {
  font-family: var(--font-sans);
  font-size: 0.92rem;
  margin-bottom: 4px;
}
.inquiry-item p {
  font-size: 0.82rem;
  color: var(--color-text-light);
}

.inquiry-footer {
  padding: 22px 24px;
  border-top: 1px solid var(--color-border);
  background: white;
}

/* ===== Toast ===== */
.toast {
  position: fixed;
  bottom: 28px; right: 28px;
  background: var(--color-dark);
  color: white;
  padding: 15px 22px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 12px;
  z-index: 2000;
  transform: translateY(100px);
  opacity: 0;
  transition: var(--transition);
  font-size: 0.88rem;
  max-width: 360px;
}
.toast.show { transform: translateY(0); opacity: 1; }
.toast .toast-icon { color: var(--color-success); font-size: 1.2rem; }

/* ===== Scroll to Top ===== */
.scroll-top {
  position: fixed;
  bottom: 28px; left: 28px;
  width: 46px; height: 46px;
  background: var(--color-primary);
  color: white;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.15rem;
  cursor: pointer;
  box-shadow: var(--shadow-md);
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
  z-index: 900;
}
.scroll-top.show { opacity: 1; visibility: visible; }
.scroll-top:hover { background: var(--color-primary-dark); transform: translateY(-3px); }

/* ===== Reveal Animation ===== */
.reveal {
  opacity: 0;
  transform: translateY(36px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ===== Page Loader ===== */
.page-loader {
  position: fixed;
  inset: 0;
  background: var(--color-bg);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.5s ease, visibility 0.5s ease;
}
.page-loader.hidden { opacity: 0; visibility: hidden; }
.loader-spinner {
  width: 48px; height: 48px;
  border: 3px solid var(--color-border);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ===== Medical Notice Box ===== */
.medical-notice {
  background: var(--color-bg-medical);
  border-left: 4px solid var(--color-info);
  padding: 18px 22px;
  border-radius: var(--radius-sm);
  margin: 24px 0;
  display: flex;
  gap: 14px;
  align-items: flex-start;
}
.medical-notice .icon {
  font-size: 1.3rem;
  color: var(--color-info);
  flex-shrink: 0;
}
.medical-notice p {
  font-size: 0.85rem;
  color: var(--color-text);
  margin: 0;
}
.medical-notice strong { color: var(--color-dark); }

/* ===== Model Showcase — Pinned Top ===== */
.model-showcase {
  background: linear-gradient(180deg, #F8F5F0 0%, #FFFFFF 100%);
  padding: 60px 0 50px;
}
.showcase-header {
  text-align: center;
  margin-bottom: 48px;
}
.showcase-header .eyebrow {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: 12px;
}
.showcase-header h2 {
  font-family: var(--font-serif);
  font-size: 2.2rem;
  color: var(--color-dark);
  margin-bottom: 14px;
}
.showcase-header p {
  color: var(--color-text-light);
  max-width: 680px;
  margin: 0 auto;
  line-height: 1.6;
}

.showcase-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.model-card {
  background: white;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  overflow: hidden;
  cursor: pointer;
  transition: var(--transition);
  position: relative;
}
.model-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 40px rgba(139,115,85,0.15);
  border-color: var(--color-primary-light);
}

.model-portrait {
  aspect-ratio: 4/3;
  background: #FAFAF5;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

/* Before / After Comparison */
.before-after {
  display: flex;
  width: 100%;
  height: 100%;
  position: relative;
}
.ba-half {
  flex: 1;
  position: relative;
  overflow: hidden;
  min-width: 0;
}
.ba-half img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  transition: var(--transition);
}

/* BEFORE state — clean, full brightness */
.ba-before {
  border-right: 1px solid rgba(255,255,255,0.6);
}
.ba-before img {
  filter: none;
}

/* AFTER state — clean, full brightness */
.ba-after img {
  filter: none;
}

/* Lip enhancement glow overlay — removed per request */
.lip-glow {
  display: none;
}

.ba-label {
  position: absolute;
  top: 10px;
  left: 10px;
  padding: 5px 12px;
  border-radius: var(--radius-sm);
  font-family: var(--font-sans);
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  z-index: 2;
}
.ba-before .ba-label {
  background: rgba(255,255,255,0.88);
  color: var(--color-text-light);
}
.ba-after .ba-label {
  background: var(--color-primary);
  color: white;
}

.ba-note {
  position: absolute;
  bottom: 10px;
  left: 10px;
  right: 10px;
  font-size: 0.66rem;
  color: rgba(255,255,255,0.92);
  text-shadow: 0 1px 3px rgba(0,0,0,0.35);
  z-index: 2;
  letter-spacing: 0.02em;
}
.ba-before .ba-note {
  text-align: left;
}
.ba-badge {
  position: absolute;
  bottom: 10px;
  right: 10px;
  padding: 5px 10px;
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.92);
  color: var(--color-primary);
  font-family: var(--font-sans);
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  z-index: 2;
  box-shadow: var(--shadow-sm);
}

.ba-divider {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: white;
  border: 2px solid var(--color-primary);
  color: var(--color-primary);
  font-family: var(--font-serif);
  font-size: 0.7rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 3;
  box-shadow: var(--shadow-md);
}

.model-disclaimer {
  text-align: center;
  font-size: 0.75rem;
  color: var(--color-text-light);
  max-width: 780px;
  margin: 36px auto 0;
  line-height: 1.6;
}

.model-card:hover .ba-before img {
  filter: none;
}
.model-card:hover .ba-after img {
  filter: none;
}
.model-card:hover .lip-glow {
  display: none;
}

.model-info {
  padding: 22px 18px 24px;
}
.model-ethnicity {
  display: inline-block;
  padding: 4px 14px;
  border-radius: var(--radius-sm);
  font-family: var(--font-sans);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 10px;
}
.model-ethnicity.caucasian {
  background: #FDEBD0;
  color: #8B6914;
}
.model-ethnicity.african {
  background: #E8D5C0;
  color: #4A2C1A;
}
.model-ethnicity.asian {
  background: #F5D8B0;
  color: #6B4E2A;
}
.model-ethnicity.middle-eastern {
  background: #E8C8A0;
  color: #6B4E2A;
}

.model-info h3 {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  color: var(--color-dark);
  margin-bottom: 8px;
}
.model-info > p {
  font-size: 0.82rem;
  color: var(--color-text-light);
  line-height: 1.55;
  margin-bottom: 16px;
}

.model-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}
.model-stats > div {
  padding: 8px 6px;
  background: var(--color-bg-medical);
  border-radius: var(--radius-sm);
  text-align: center;
}
.model-stats strong {
  display: block;
  font-family: var(--font-serif);
  font-size: 0.95rem;
  color: var(--color-primary);
}
.model-stats span {
  font-size: 0.62rem;
  color: var(--color-text-light);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

@media (max-width: 900px) {
  .showcase-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }
}
@media (max-width: 600px) {
  .showcase-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .showcase-header h2 { font-size: 1.6rem; }
  .ba-label {
    font-size: 0.55rem;
    padding: 4px 8px;
  }
  .ba-badge, .ba-note {
    font-size: 0.55rem;
  }
}
@media (max-width: 420px) {
  .before-after {
    flex-direction: column;
  }
  .ba-before {
    border-right: none;
    border-bottom: 1px solid rgba(255,255,255,0.6);
  }
  .ba-divider {
    top: 50%;
    left: 50%;
    width: 30px;
    height: 30px;
    font-size: 0.6rem;
  }
  .lip-glow {
    width: 40%;
    height: 12%;
  }
}

/* ===== Results Gallery Page ===== */
.diversity-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 30px;
}
.diversity-stat {
  background: white;
  padding: 24px;
  border-radius: var(--radius-md);
  border-left: 3px solid var(--color-primary);
  border: 1px solid var(--color-border);
  border-left-width: 3px;
}
.diversity-stat strong {
  display: block;
  font-family: var(--font-serif);
  font-size: 2rem;
  color: var(--color-primary);
  margin-bottom: 4px;
}
.diversity-stat span {
  font-size: 0.78rem;
  color: var(--color-text-light);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

@media (max-width: 900px) {
  .diversity-stats { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  .diversity-stats { grid-template-columns: 1fr; }
}

/* ===== Fitzpatrick Grid ===== */
.fitzpatrick-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 16px;
}
.fitz-card {
  background: white;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  padding: 20px 16px;
  text-align: center;
  transition: var(--transition);
}
.fitz-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-primary-light);
}
.fitz-tone {
  width: 60px; height: 60px;
  border-radius: 50%;
  margin: 0 auto 14px;
  display: flex; align-items: center; justify-content: center;
  box-shadow: var(--shadow-sm);
}
.fitz-num {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 700;
  color: rgba(255,255,255,0.9);
}
.fitz-card h4 {
  font-family: var(--font-sans);
  font-size: 0.85rem;
  margin-bottom: 8px;
}
.fitz-card p {
  font-size: 0.76rem;
  color: var(--color-text-light);
  line-height: 1.5;
}

@media (max-width: 900px) {
  .fitzpatrick-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 600px) {
  .fitzpatrick-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ===== Gallery Filters ===== */
.gallery-filters {
  display: flex;
  gap: 10px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 40px;
}
.filter-btn {
  padding: 11px 24px;
  font-family: var(--font-sans);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-light);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: white;
  transition: var(--transition);
  cursor: pointer;
}
.filter-btn.active,
.filter-btn:hover {
  color: white;
  background: var(--color-primary);
  border-color: var(--color-primary);
}

/* ===== Case Cards Grid ===== */
.case-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.case-card {
  background: transparent;
  border-radius: 0;
  border: none;
  overflow: hidden;
  transition: var(--transition);
  cursor: pointer;
}
.case-card:hover {
  transform: none;
  box-shadow: none;
}
.case-visual {
  position: relative;
  aspect-ratio: 1/1;
  background: transparent;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.lip-compare {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: stretch;
  gap: 0;
}
.lip-compare-side {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}
.lip-compare-side svg {
  width: 90%;
  height: auto;
}
.lip-compare-divider {
  width: 2px;
  background: rgba(0,0,0,0.08);
  position: relative;
}
.lip-compare-divider::after {
  content: 'VS';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 0.55rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--color-text-light);
  background: white;
  padding: 4px 6px;
  border-radius: 10px;
  white-space: nowrap;
}
.lip-label-before {
  position: absolute;
  bottom: 6px;
  left: 6px;
  font-size: 0.58rem;
  font-weight: 600;
  color: var(--color-text-light);
  letter-spacing: 0.04em;
}
.lip-label-after {
  position: absolute;
  bottom: 6px;
  right: 6px;
  font-size: 0.58rem;
  font-weight: 600;
  color: var(--color-primary);
  letter-spacing: 0.04em;
}
.case-info {
  padding: 14px 0 0 0;
}
.case-info h4 {
  font-family: var(--font-sans);
  font-size: 0.95rem;
  margin-bottom: 6px;
  color: var(--color-dark);
}
.case-tag {
  font-size: 0.72rem;
  color: var(--color-primary);
  font-weight: 500;
  letter-spacing: 0.05em;
  margin-bottom: 12px;
}
.case-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin-bottom: 12px;
}
.case-metrics > div {
  padding: 8px;
  background: var(--color-bg-medical);
  border-radius: var(--radius-sm);
  text-align: center;
}
.case-metrics strong {
  display: block;
  font-family: var(--font-serif);
  font-size: 0.9rem;
  color: var(--color-primary);
}
.case-metrics span {
  font-size: 0.62rem;
  color: var(--color-text-light);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.case-summary {
  font-size: 0.82rem;
  color: var(--color-text-light);
  line-height: 1.6;
}

@media (max-width: 900px) {
  .case-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  .case-grid { grid-template-columns: 1fr; }
  .case-metrics { grid-template-columns: 1fr 1fr 1fr; }
}

/* ===== Insight Cards ===== */
.insight-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.insight-card {
  background: white;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  padding: 28px 24px;
  transition: var(--transition);
}
.insight-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-primary-light);
}
.insight-icon {
  width: 50px; height: 50px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 16px;
  font-family: var(--font-serif);
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-dark);
  box-shadow: var(--shadow-sm);
}
.insight-card h4 {
  font-family: var(--font-sans);
  font-size: 1rem;
  margin-bottom: 10px;
  color: var(--color-dark);
}
.insight-card p {
  font-size: 0.88rem;
  color: var(--color-text-light);
  line-height: 1.6;
}

@media (max-width: 900px) {
  .insight-grid { grid-template-columns: 1fr; }
}

/* ===== Case Detail Modal ===== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 2000;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}
.modal-overlay.open { opacity: 1; visibility: visible; }

.case-modal {
  position: fixed;
  top: 50%; left: 50%;
  width: 580px;
  max-width: 95%;
  max-height: 90vh;
  background: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  z-index: 2100;
  transform: translate(-50%, -50%) scale(0.95);
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
  overflow-y: auto;
  padding: 36px;
}
.case-modal.open {
  opacity: 1;
  visibility: visible;
  transform: translate(-50%, -50%) scale(1);
}

.modal-close {
  position: absolute;
  top: 16px; right: 16px;
  width: 36px; height: 36px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem;
  color: var(--color-text-light);
  background: var(--color-bg-alt);
  border-radius: 50%;
  cursor: pointer;
  transition: var(--transition);
}
.modal-close:hover {
  background: var(--color-dark);
  color: white;
}

.modal-header-row {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  margin-bottom: 24px;
}
.modal-tone-dot {
  width: 48px; height: 48px;
  border-radius: 50%;
  flex-shrink: 0;
  box-shadow: var(--shadow-sm);
}
.modal-header-row h3 {
  font-size: 1.4rem;
  margin-bottom: 4px;
}

.modal-section {
  margin-bottom: 20px;
}
.modal-section h4 {
  font-family: var(--font-sans);
  font-size: 0.88rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--color-dark);
  margin-bottom: 8px;
}
.modal-section p {
  font-size: 0.88rem;
  color: var(--color-text-light);
  line-height: 1.7;
}

.modal-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-bottom: 20px;
}
.modal-metrics > div {
  padding: 14px;
  background: var(--color-bg-medical);
  border-radius: var(--radius-md);
  text-align: center;
  border-left: 3px solid var(--color-primary);
}
.modal-metrics strong {
  display: block;
  font-family: var(--font-serif);
  font-size: 1.2rem;
  color: var(--color-primary);
}
.modal-metrics span {
  font-size: 0.68rem;
  color: var(--color-text-light);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.modal-aesthetic {
  background: linear-gradient(135deg, var(--color-bg-medical), #faf6f3);
  border-radius: var(--radius-md);
  padding: 20px;
  border-left: 3px solid var(--color-accent);
}
.modal-aesthetic .icon {
  color: var(--color-accent);
  font-size: 1rem;
  margin-right: 6px;
}