/* ============================================================================
   TEMPLATE 6 — LUMIÈRE BOTANICAL SKINCARE STUDIO
   Aesthetic: Serene Clinical-Meets-Botanical Luxury Skincare Atelier
   Palette:
     - Soft Porcelain Blush (Background) : #FDF8F6
     - Silk Petal (Card Surfaces)        : #F7EDE8
     - Deep Plumberry (Primary Accent)   : #833857
     - Rose Terracotta (Secondary)       : #C88A78
     - Champagne Gold (Highlight)        : #D4AF37
     - Deep Espresso-Plum (Text)         : #2E1F27
   ============================================================================ */

:root {
  --bg-porcelain: #FDF8F6;
  --bg-silk-petal: #F7EDE8;
  --bg-petal-deep: #EFE0D9;
  --surface-white: #FFFDFB;
  --accent-plumberry: #833857;
  --accent-plumberry-dark: #652842;
  --accent-terracotta: #C88A78;
  --accent-gold: #D4AF37;
  --accent-gold-soft: #F3E3B2;
  --text-espresso: #2E1F27;
  --text-muted: #65525B;
  --border-delicate: #E5D2C9;
  --border-gold-subtle: rgba(212, 175, 55, 0.42);
  --error-crimson: #A82E42;
  --success-sage: #386641;

  --font-serif: 'Didot', 'Bodoni MT', Georgia, serif;
  --font-sans: 'Optima', 'Segoe UI', -apple-system, BlinkMacSystemFont, Roboto, sans-serif;

  --arch-radius: 180px 180px 24px 24px;
  --arch-radius-sm: 110px 110px 18px 18px;
  --card-radius: 22px;
  --pill-radius: 999px;

  --shadow-soft: 0 18px 42px rgba(46, 31, 39, 0.06);
  --shadow-floating: 0 14px 32px rgba(131, 56, 87, 0.11);
  --transition-calm: 0.28s cubic-bezier(0.25, 0.8, 0.25, 1);
}

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

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

body {
  background-color: var(--bg-porcelain);
  color: var(--text-espresso);
  font-family: var(--font-sans);
  line-height: 1.68;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img,
svg {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--accent-plumberry);
  text-decoration: none;
  transition: color var(--transition-calm);
}

a:hover,
a:focus-visible {
  color: var(--accent-plumberry-dark);
}

ul,
ol {
  list-style: none;
}

code {
  font-family: Consolas, Monaco, monospace;
  font-size: 0.88em;
  background: var(--bg-petal-deep);
  padding: 0.15rem 0.4rem;
  border-radius: 4px;
}

/* Accessibility Skip Link */
.skip-link {
  position: absolute;
  top: -100px;
  left: 1rem;
  background: var(--accent-plumberry);
  color: var(--surface-white);
  padding: 0.65rem 1.25rem;
  border-radius: var(--pill-radius);
  z-index: 9999;
  font-weight: 600;
}

.skip-link:focus {
  top: 1rem;
}

/* Layout Container */
.container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section-padding {
  padding: 6rem 0;
}

/* Typography & Section Headers */
h1,
h2,
h3,
h4,
.brand-title {
  font-family: var(--font-serif);
  color: var(--text-espresso);
  font-weight: 500;
  letter-spacing: 0.03em;
  line-height: 1.22;
}

.eyebrow {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.22em;
  color: var(--accent-plumberry);
  font-weight: 600;
  margin-bottom: 0.75rem;
}

.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 3.75rem;
}

.section-title {
  font-size: clamp(2rem, 3.5vw, 2.85rem);
  margin-bottom: 1rem;
}

.section-subtitle {
  color: var(--text-muted);
  font-size: 1.06rem;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.88rem 1.85rem;
  border-radius: var(--pill-radius);
  font-family: var(--font-sans);
  font-size: 0.94rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  cursor: pointer;
  border: 1.5px solid transparent;
  transition: all var(--transition-calm);
  text-align: center;
}

.btn-primary {
  background-color: var(--accent-plumberry);
  color: var(--surface-white);
  box-shadow: 0 8px 22px rgba(131, 56, 87, 0.22);
}

.btn-primary:hover,
.btn-primary:focus-visible {
  background-color: var(--accent-plumberry-dark);
  color: var(--surface-white);
  transform: translateY(-2px);
}

.btn-secondary {
  background-color: var(--bg-silk-petal);
  color: var(--text-espresso);
  border-color: var(--accent-terracotta);
}

.btn-secondary:hover,
.btn-secondary:focus-visible {
  background-color: var(--bg-petal-deep);
  border-color: var(--accent-plumberry);
  color: var(--accent-plumberry);
}

.btn-pill-cta {
  background-color: var(--accent-plumberry);
  color: var(--surface-white);
  padding: 0.62rem 1.35rem;
  font-size: 0.85rem;
  letter-spacing: 0.05em;
}

.btn-pill-cta:hover,
.btn-pill-cta:focus-visible {
  background-color: var(--accent-plumberry-dark);
  color: var(--surface-white);
}

.btn-outline-plum {
  width: 100%;
  background-color: transparent;
  color: var(--accent-plumberry);
  border-color: var(--accent-plumberry);
  padding: 0.72rem 1.25rem;
  font-size: 0.88rem;
}

.btn-outline-plum:hover,
.btn-outline-plum:focus-visible {
  background-color: var(--accent-plumberry);
  color: var(--surface-white);
}

.btn-text-gold {
  background: none;
  border: none;
  padding: 0.25rem 0;
  color: var(--accent-gold-soft);
  font-size: 0.88rem;
  text-decoration: underline;
  text-underline-offset: 4px;
}

.btn-text-gold:hover,
.btn-text-gold:focus-visible {
  color: var(--surface-white);
}

.btn-full {
  width: 100%;
}

/* ============================================================================
   ANNOUNCEMENT BAR & DUAL-SIDED HEADER
   ============================================================================ */
.announcement-bar {
  background-color: var(--text-espresso);
  color: var(--bg-porcelain);
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  padding: 0.55rem 0;
}

.announcement-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  text-align: center;
}

.announcement-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background-color: var(--accent-gold);
  flex-shrink: 0;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: rgba(253, 248, 246, 0.94);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-delicate);
}

.header-grid {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  min-height: 86px;
  gap: 1rem;
}

.nav-left {
  justify-self: start;
}

.header-right {
  justify-self: end;
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 1.75rem;
}

.nav-link {
  color: var(--text-espresso);
  font-size: 0.92rem;
  letter-spacing: 0.04em;
  font-weight: 500;
  padding: 0.3rem 0;
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 1.5px;
  background-color: var(--accent-plumberry);
  transition: width var(--transition-calm);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

.brand-wordmark,
.footer-wordmark {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  color: var(--text-espresso);
}

.brand-title {
  font-size: 1.75rem;
  letter-spacing: 0.24em;
  font-weight: 600;
  color: var(--text-espresso);
}

.brand-subtitle {
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.22em;
  color: var(--accent-plumberry);
  margin-top: 0.1rem;
}

.mobile-menu-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--border-delicate);
  border-radius: 10px;
  width: 42px;
  height: 42px;
  padding: 9px;
  cursor: pointer;
  flex-direction: column;
  justify-content: space-around;
}

.hamburger-line {
  width: 100%;
  height: 2px;
  background-color: var(--text-espresso);
  transition: var(--transition-calm);
}

.mobile-nav-drawer {
  background-color: var(--bg-silk-petal);
  border-bottom: 1px solid var(--border-delicate);
  padding: 1.25rem 1.5rem;
}

.mobile-nav-list {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.mobile-nav-link {
  display: block;
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-espresso);
  padding: 0.35rem 0;
}

/* ============================================================================
   1. HERO SECTION (#home) & SCULPTURAL ARCH
   ============================================================================ */
.hero-section {
  padding: 4.5rem 0 5.5rem;
  position: relative;
}

.hero-layout {
  display: grid;
  grid-template-columns: 1.08fr 0.92fr;
  align-items: center;
  gap: 3.5rem;
}

.hero-heading {
  font-size: clamp(2.35rem, 4.3vw, 3.65rem);
  margin-bottom: 1.35rem;
  letter-spacing: 0.02em;
}

.hero-lead {
  font-size: 1.08rem;
  color: var(--text-muted);
  margin-bottom: 2rem;
  max-width: 580px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2.75rem;
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  padding-top: 1.75rem;
  border-top: 1px solid var(--border-delicate);
}

.metric-item dt {
  font-size: 0.76rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-muted);
  margin-bottom: 0.25rem;
}

.metric-item dd {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  color: var(--accent-plumberry);
  font-weight: 600;
}

/* Sculptural Arch Hero Visual & Calm Floating Cards */
.hero-visual-wrapper {
  position: relative;
  display: flex;
  justify-content: center;
}

.sculptural-arch-frame {
  background: var(--bg-silk-petal);
  border-radius: var(--arch-radius);
  padding: 1.15rem;
  border: 1.5px solid var(--border-gold-subtle);
  box-shadow: var(--shadow-soft);
  max-width: 470px;
  width: 100%;
  overflow: hidden;
}

.hero-arch-image {
  border-radius: 168px 168px 16px 16px;
  width: 100%;
  height: auto;
}

.floating-card {
  position: absolute;
  background-color: rgba(255, 253, 251, 0.95);
  backdrop-filter: blur(8px);
  border: 1px solid var(--border-gold-subtle);
  border-radius: 18px;
  padding: 0.95rem 1.2rem;
  box-shadow: var(--shadow-floating);
  max-width: 235px;
}

.floating-card-top {
  top: 12%;
  left: -18px;
}

.floating-card-bottom {
  bottom: 10%;
  right: -14px;
}

.floating-badge {
  display: inline-block;
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--accent-plumberry);
  background-color: var(--bg-silk-petal);
  padding: 0.2rem 0.55rem;
  border-radius: var(--pill-radius);
  margin-bottom: 0.35rem;
  font-weight: 600;
}

.floating-title {
  font-family: var(--font-serif);
  font-size: 1.02rem;
  color: var(--text-espresso);
  font-weight: 600;
}

.floating-meta {
  font-size: 0.78rem;
  color: var(--text-muted);
}

/* 4 Formulation Pillars */
.pillars-wrapper {
  margin-top: 4.5rem;
}

.pillars-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.pillar-card {
  background-color: var(--bg-silk-petal);
  border: 1px solid var(--border-delicate);
  border-radius: var(--arch-radius-sm);
  padding: 2.35rem 1.5rem 1.75rem;
  text-align: center;
  transition: transform var(--transition-calm), border-color var(--transition-calm);
}

.pillar-card:hover {
  transform: translateY(-4px);
  border-color: var(--accent-gold);
}

.pillar-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background-color: var(--surface-white);
  border: 1px solid var(--accent-gold);
  color: var(--accent-plumberry);
  font-family: var(--font-serif);
  font-size: 0.92rem;
  margin-bottom: 1rem;
}

.pillar-title {
  font-size: 1.2rem;
  margin-bottom: 0.65rem;
}

.pillar-text {
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* ============================================================================
   2. ABOUT SECTION (#about) — Philosophy, Hygiene, Glossary & Studio Profile
   ============================================================================ */
.about-section {
  background-color: var(--surface-white);
  border-top: 1px solid var(--border-delicate);
  border-bottom: 1px solid var(--border-delicate);
}

.about-main-grid {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 3.25rem;
  align-items: start;
  margin-bottom: 4.5rem;
}

.sculptural-arch-card {
  background-color: var(--bg-silk-petal);
  border-radius: var(--arch-radius);
  padding: 1.15rem;
  border: 1.5px solid var(--border-gold-subtle);
  margin-bottom: 1.75rem;
}

.about-arch-image {
  border-radius: 165px 165px 16px 16px;
  width: 100%;
}

.hygiene-protocol-card {
  background-color: var(--bg-porcelain);
  border: 1px solid var(--border-delicate);
  border-left: 4px solid var(--accent-plumberry);
  border-radius: 18px;
  padding: 1.75rem;
}

.protocol-tag,
.profile-badge {
  display: inline-block;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-weight: 600;
  color: var(--accent-plumberry);
  background-color: var(--bg-silk-petal);
  padding: 0.25rem 0.7rem;
  border-radius: var(--pill-radius);
  margin-bottom: 0.65rem;
}

.hygiene-protocol-card h3 {
  font-size: 1.35rem;
  margin-bottom: 0.65rem;
}

.hygiene-protocol-card p {
  font-size: 0.93rem;
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.protocol-checklist {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}

.protocol-checklist li {
  position: relative;
  padding-left: 1.45rem;
  font-size: 0.9rem;
  color: var(--text-espresso);
}

.protocol-checklist li::before {
  content: '✦';
  position: absolute;
  left: 0;
  color: var(--accent-gold);
}

.philosophy-block {
  background-color: var(--bg-silk-petal);
  border-radius: var(--card-radius);
  padding: 2.25rem;
  margin-bottom: 1.75rem;
  border: 1px solid var(--border-delicate);
}

.philosophy-block h3 {
  font-size: 1.55rem;
  margin-bottom: 1rem;
}

.philosophy-block p + p {
  margin-top: 1rem;
}

/* Editable Studio Profile Card */
.studio-profile-card {
  background-color: var(--bg-porcelain);
  border: 1.5px solid var(--border-gold-subtle);
  border-radius: var(--card-radius);
  padding: 2.1rem;
  box-shadow: var(--shadow-soft);
}

.studio-profile-header h3 {
  font-size: 1.45rem;
  margin-bottom: 0.35rem;
}

.profile-note {
  font-size: 0.86rem;
  color: var(--text-muted);
  margin-bottom: 1.35rem;
}

.studio-details-list {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.studio-detail-row {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 0.75rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px dashed var(--border-delicate);
  font-size: 0.93rem;
}

.studio-detail-row:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.studio-detail-row dt {
  font-weight: 600;
  color: var(--accent-plumberry);
}

.studio-detail-row dd {
  color: var(--text-espresso);
}

/* Active Ingredients Glossary */
.glossary-wrapper {
  background-color: var(--bg-silk-petal);
  border-radius: 28px;
  padding: 3rem 2.25rem;
  border: 1px solid var(--border-delicate);
}

.glossary-header {
  text-align: center;
  max-width: 650px;
  margin: 0 auto 2.5rem;
}

.glossary-heading {
  font-size: 1.95rem;
  margin-bottom: 0.5rem;
}

.glossary-intro {
  color: var(--text-muted);
  font-size: 0.96rem;
}

.glossary-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 1.25rem;
}

.glossary-card {
  background-color: var(--surface-white);
  border: 1px solid var(--border-delicate);
  border-radius: 18px;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.glossary-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.glossary-concentration {
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent-plumberry);
  background-color: var(--bg-silk-petal);
  padding: 0.2rem 0.55rem;
  border-radius: var(--pill-radius);
}

.glossary-role {
  font-size: 0.74rem;
  color: var(--accent-terracotta);
  font-weight: 600;
}

.glossary-card h4 {
  font-size: 1.18rem;
  color: var(--text-espresso);
}

.glossary-card p {
  font-size: 0.88rem;
  color: var(--text-muted);
}

/* ============================================================================
   3. SERVICES (#services) & FILTERABLE TREATMENTS
   ============================================================================ */
.filter-bar {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 2.75rem;
}

.filter-btn {
  background-color: var(--bg-silk-petal);
  color: var(--text-espresso);
  border: 1px solid var(--border-delicate);
  padding: 0.68rem 1.45rem;
  border-radius: var(--pill-radius);
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-calm);
}

.filter-btn:hover {
  border-color: var(--accent-plumberry);
}

.filter-btn.active {
  background-color: var(--accent-plumberry);
  color: var(--surface-white);
  border-color: var(--accent-plumberry);
}

.treatments-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-bottom: 5rem;
}

.treatment-card {
  background-color: var(--bg-silk-petal);
  border: 1px solid var(--border-delicate);
  border-radius: var(--arch-radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform var(--transition-calm), box-shadow var(--transition-calm);
}

.treatment-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-soft);
  border-color: var(--accent-gold);
}

.treatment-card[hidden] {
  display: none !important;
}

.treatment-arch-media {
  position: relative;
  padding: 1rem 1rem 0;
}

.treatment-arch-media img {
  border-radius: 165px 165px 14px 14px;
  width: 100%;
  height: 220px;
  object-fit: cover;
}

.treatment-category-pill {
  position: absolute;
  bottom: 0.85rem;
  left: 50%;
  transform: translateX(-50%);
  background-color: rgba(253, 248, 246, 0.95);
  color: var(--accent-plumberry);
  border: 1px solid var(--border-gold-subtle);
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 0.25rem 0.85rem;
  border-radius: var(--pill-radius);
  white-space: nowrap;
}

.treatment-body {
  padding: 1.6rem 1.65rem 1.85rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.treatment-meta-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.84rem;
  color: var(--text-muted);
  margin-bottom: 0.55rem;
}

.treatment-price {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--accent-plumberry);
}

.treatment-price small {
  font-family: var(--font-sans);
  font-size: 0.72rem;
  font-weight: 400;
  color: var(--text-muted);
}

.treatment-title {
  font-size: 1.38rem;
  margin-bottom: 0.65rem;
}

.treatment-desc {
  font-size: 0.91rem;
  color: var(--text-muted);
  margin-bottom: 1rem;
  flex-grow: 1;
}

.treatment-actives {
  font-size: 0.83rem;
  background-color: var(--surface-white);
  padding: 0.65rem 0.85rem;
  border-radius: 10px;
  margin-bottom: 1.25rem;
  border: 1px solid var(--border-delicate);
}

/* ============================================================================
   INTERACTIVE SKIN TYPE & AM/PM ROUTINE BUILDER (#routine-builder)
   ============================================================================ */
.routine-builder-container {
  background-color: var(--bg-silk-petal);
  border: 1.5px solid var(--border-gold-subtle);
  border-radius: 32px;
  padding: 3.5rem 2.75rem;
  box-shadow: var(--shadow-soft);
}

.routine-builder-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 2.5rem;
}

.routine-builder-title {
  font-size: clamp(1.75rem, 3vw, 2.35rem);
  margin-bottom: 0.75rem;
}

.routine-builder-desc {
  color: var(--text-muted);
  font-size: 0.98rem;
}

.routine-controls-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  margin-bottom: 2.5rem;
}

.routine-fieldset {
  border: 1px solid var(--border-delicate);
  background-color: var(--surface-white);
  border-radius: 20px;
  padding: 1.5rem;
}

.routine-legend {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--accent-plumberry);
  padding: 0 0.5rem;
}

.routine-options-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.85rem;
  margin-top: 0.85rem;
}

.routine-option-btn {
  text-align: left;
  background-color: var(--bg-porcelain);
  border: 1.5px solid var(--border-delicate);
  border-radius: 14px;
  padding: 0.9rem 1rem;
  cursor: pointer;
  transition: all var(--transition-calm);
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  font-family: var(--font-sans);
}

.routine-option-btn:hover {
  border-color: var(--accent-terracotta);
}

.routine-option-btn.active {
  background-color: var(--accent-plumberry);
  border-color: var(--accent-plumberry);
  color: var(--surface-white);
}

.option-title {
  font-weight: 600;
  font-size: 0.92rem;
}

.option-sub {
  font-size: 0.76rem;
  color: var(--text-muted);
}

.routine-option-btn.active .option-sub {
  color: rgba(255, 253, 251, 0.85);
}

/* Output Panel */
.routine-output-panel {
  background-color: var(--surface-white);
  border-radius: 24px;
  border: 1px solid var(--border-delicate);
  overflow: hidden;
}

.routine-summary-banner {
  background: linear-gradient(135deg, #2E1F27 0%, #5B243C 60%, #833857 100%);
  color: var(--surface-white);
  padding: 2.25rem;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 2rem;
  align-items: center;
}

.summary-pill {
  display: inline-block;
  background-color: rgba(212, 175, 55, 0.22);
  border: 1px solid var(--accent-gold);
  color: var(--accent-gold-soft);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  padding: 0.28rem 0.8rem;
  border-radius: var(--pill-radius);
  margin-bottom: 0.75rem;
}

.summary-left h4 {
  color: var(--surface-white);
  font-size: 1.65rem;
  margin-bottom: 0.6rem;
}

.summary-left p {
  color: rgba(253, 248, 246, 0.88);
  font-size: 0.94rem;
}

.summary-right {
  display: flex;
  flex-direction: column;
  gap: 0.95rem;
}

.actives-highlight-box,
.pairing-highlight-box {
  background-color: rgba(255, 253, 251, 0.1);
  border: 1px solid rgba(212, 175, 55, 0.35);
  border-radius: 14px;
  padding: 0.95rem 1.2rem;
}

.box-label {
  display: block;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--accent-gold-soft);
  margin-bottom: 0.2rem;
}

.box-value {
  font-weight: 600;
  font-size: 0.96rem;
  color: var(--surface-white);
}

/* AM / PM Columns */
.am-pm-columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-top: 1px solid var(--border-delicate);
}

.regimen-column {
  padding: 2.25rem;
}

.am-column {
  border-right: 1px solid var(--border-delicate);
  background-color: var(--surface-white);
}

.pm-column {
  background-color: var(--bg-porcelain);
}

.regimen-col-header {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border-delicate);
}

.regimen-time-icon {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background-color: var(--bg-silk-petal);
  border: 1px solid var(--accent-gold);
  color: var(--accent-plumberry);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  flex-shrink: 0;
}

.regimen-col-header h5 {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  color: var(--text-espresso);
}

.regimen-col-header p {
  font-size: 0.82rem;
  color: var(--text-muted);
}

.regimen-steps-list {
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
}

.regimen-step-item {
  background-color: var(--bg-silk-petal);
  border: 1px solid var(--border-delicate);
  border-radius: 14px;
  padding: 1.1rem 1.25rem;
}

.pm-column .regimen-step-item {
  background-color: var(--surface-white);
}

.step-badge {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent-plumberry);
  margin-bottom: 0.25rem;
}

.regimen-step-item strong {
  display: block;
  font-family: var(--font-serif);
  font-size: 1.08rem;
  color: var(--text-espresso);
  margin-bottom: 0.25rem;
}

.regimen-step-item p {
  font-size: 0.86rem;
  color: var(--text-muted);
}

/* ============================================================================
   4. CONTACT & BOOKING FORM (#contact)
   ============================================================================ */
.contact-section {
  background-color: var(--surface-white);
  border-top: 1px solid var(--border-delicate);
}

.contact-grid {
  display: grid;
  grid-template-columns: 0.92fr 1.08fr;
  gap: 3.5rem;
  align-items: start;
}

.contact-info-column .section-title {
  text-align: left;
}

.contact-lead {
  color: var(--text-muted);
  margin-bottom: 2rem;
}

.consultation-assurance-card,
.direct-contact-card {
  background-color: var(--bg-silk-petal);
  border: 1px solid var(--border-delicate);
  border-radius: 20px;
  padding: 1.75rem;
  margin-bottom: 1.5rem;
}

.consultation-assurance-card h3,
.direct-contact-card h3 {
  font-size: 1.3rem;
  margin-bottom: 0.85rem;
}

.assurance-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  font-size: 0.9rem;
}

.direct-contact-card p + p {
  margin-top: 0.45rem;
  font-size: 0.92rem;
}

/* Booking Form */
.booking-form {
  background-color: var(--bg-porcelain);
  border: 1.5px solid var(--border-gold-subtle);
  border-radius: 28px;
  padding: 2.5rem;
  box-shadow: var(--shadow-soft);
}

.form-title {
  font-size: 1.65rem;
  margin-bottom: 0.25rem;
}

.form-required-note {
  font-size: 0.84rem;
  color: var(--text-muted);
  margin-bottom: 1.75rem;
}

.form-row-two {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.form-group {
  margin-bottom: 1.25rem;
  display: flex;
  flex-direction: column;
}

.form-group label {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-espresso);
  margin-bottom: 0.45rem;
}

.form-group input,
.form-group select,
.form-group textarea {
  font-family: var(--font-sans);
  font-size: 0.94rem;
  color: var(--text-espresso);
  background-color: var(--surface-white);
  border: 1.5px solid var(--border-delicate);
  border-radius: 12px;
  padding: 0.78rem 1rem;
  transition: border-color var(--transition-calm), box-shadow var(--transition-calm);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent-plumberry);
  box-shadow: 0 0 0 3px rgba(131, 56, 87, 0.14);
}

.form-group input.input-error,
.form-group select.input-error {
  border-color: var(--error-crimson);
}

.checkbox-group {
  flex-direction: row;
  align-items: flex-start;
  gap: 0.75rem;
  margin-bottom: 0.35rem;
}

.checkbox-group input[type="checkbox"] {
  margin-top: 0.25rem;
  width: 18px;
  height: 18px;
  accent-color: var(--accent-plumberry);
  flex-shrink: 0;
}

.checkbox-group label {
  font-size: 0.86rem;
  font-weight: 400;
  color: var(--text-muted);
  margin-bottom: 0;
}

.field-error {
  font-size: 0.79rem;
  color: var(--error-crimson);
  min-height: 1.1rem;
  margin-top: 0.25rem;
}

.booking-confirmation {
  margin-top: 1.5rem;
  background-color: #EDF6EE;
  border: 1.5px solid var(--success-sage);
  border-radius: 16px;
  padding: 1.35rem;
  color: var(--text-espresso);
}

.booking-confirmation h4 {
  color: var(--success-sage);
  font-size: 1.2rem;
  margin-bottom: 0.35rem;
}

/* ============================================================================
   5. PRIVACY POLICY SECTION (#privacy)
   ============================================================================ */
.privacy-section {
  background-color: var(--bg-porcelain);
  border-top: 1px solid var(--border-delicate);
}

.privacy-arch-wrapper {
  background-color: var(--bg-silk-petal);
  border: 1px solid var(--border-delicate);
  border-radius: 32px;
  padding: 3.5rem 2.75rem;
}

.privacy-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
}

.privacy-block {
  background-color: var(--surface-white);
  border: 1px solid var(--border-delicate);
  border-radius: 18px;
  padding: 1.75rem;
}

.privacy-block h3 {
  font-size: 1.22rem;
  color: var(--accent-plumberry);
  margin-bottom: 0.65rem;
}

.privacy-block p {
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* ============================================================================
   6. SERENE STUDIO FOOTER
   ============================================================================ */
.site-footer {
  background-color: var(--text-espresso);
  color: var(--bg-porcelain);
  padding: 4.5rem 0 2.5rem;
}

.footer-top-grid {
  display: grid;
  grid-template-columns: 1.3fr 0.85fr 0.85fr;
  gap: 3rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid rgba(247, 237, 232, 0.16);
}

.footer-wordmark {
  align-items: flex-start;
  text-align: left;
  margin-bottom: 1rem;
}

.footer-wordmark .brand-title {
  color: var(--bg-porcelain);
}

.footer-wordmark .brand-subtitle {
  color: var(--accent-gold);
}

.footer-mission {
  color: rgba(253, 248, 246, 0.8);
  font-size: 0.92rem;
  margin-bottom: 1.25rem;
  max-width: 440px;
}

.patch-test-box {
  background-color: rgba(247, 237, 232, 0.08);
  border-left: 3px solid var(--accent-gold);
  border-radius: 10px;
  padding: 0.95rem 1.15rem;
  font-size: 0.83rem;
  color: rgba(253, 248, 246, 0.88);
}

.footer-nav-col h4,
.footer-contact-col h4 {
  color: var(--accent-gold-soft);
  font-size: 1.15rem;
  margin-bottom: 1rem;
}

.footer-links,
.footer-studio-meta {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  font-size: 0.9rem;
}

.footer-links a,
.footer-studio-meta a {
  color: rgba(253, 248, 246, 0.82);
}

.footer-links a:hover,
.footer-studio-meta a:hover {
  color: var(--accent-gold-soft);
}

.footer-bottom {
  padding-top: 2rem;
  text-align: center;
}

.cosmetic-disclaimer {
  font-size: 0.8rem;
  color: rgba(253, 248, 246, 0.7);
  max-width: 920px;
  margin: 0 auto 1rem;
}

.copyright-line {
  font-size: 0.82rem;
  color: rgba(253, 248, 246, 0.6);
}

/* ============================================================================
   RESPONSIVE BREAKPOINTS
   ============================================================================ */
@media (max-width: 1024px) {
  .hero-layout,
  .about-main-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }

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

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

  .routine-controls-grid,
  .routine-summary-banner,
  .am-pm-columns {
    grid-template-columns: 1fr;
  }

  .am-column {
    border-right: none;
    border-bottom: 1px solid var(--border-delicate);
  }

  .footer-top-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 820px) {
  .nav-left,
  .nav-right,
  .btn-pill-cta {
    display: none;
  }

  .header-grid {
    grid-template-columns: 1fr auto;
  }

  .brand-wordmark {
    align-items: flex-start;
  }

  .mobile-menu-toggle {
    display: flex;
  }

  .floating-card {
    position: static;
    max-width: 100%;
    margin-top: 0.85rem;
  }

  .hero-visual-wrapper {
    flex-direction: column;
    align-items: center;
  }
}

@media (max-width: 640px) {
  .section-padding {
    padding: 4rem 0;
  }

  .pillars-grid,
  .treatments-grid,
  .routine-options-grid,
  .form-row-two,
  .footer-top-grid,
  .hero-metrics {
    grid-template-columns: 1fr;
  }

  .studio-detail-row {
    grid-template-columns: 1fr;
    gap: 0.2rem;
  }

  .routine-builder-container,
  .privacy-arch-wrapper,
  .booking-form {
    padding: 1.75rem 1.25rem;
  }
}