/* ==========================================================================
   LUMÉA STUDIO — MASTER STYLESHEET
   Layer: Complete Unified Design System & Multi-Page Styling
   Specification: design-brief.md & LUMEA.md
   ========================================================================== */

/* --------------------------------------------------------------------------
   Google Fonts Import
   Playfair Display (Headings) & DM Sans (Body, Navigation, Forms, Buttons)
   -------------------------------------------------------------------------- */
@import url('https://fonts.googleapis.com/css2?family=DM+Sans:ital,opsz,wght@0,9..40,400;0,9..40,500;0,9..40,600;0,9..40,700;1,9..40,400&family=Playfair+Display:ital,wght@0,400;0,500;0,600;0,700;1,400&display=swap');

/* ==========================================================================
   1. CSS CUSTOM PROPERTIES (DESIGN TOKENS)
   ========================================================================== */
:root {
  /* --- Colour Palette (Design Brief) --- */
  --color-primary: #E8C7C8;       /* Soft Blush */
  --color-primary-hover: #DFB7B9; /* Primary Hover Tone */
  --color-accent: #BFD8C2;        /* Sage Mist */
  --color-accent-dark: #7CA682;   /* Deep Sage Accent */
  --color-text: #2F2A2A;          /* Deep Charcoal */
  --color-text-muted: #665E5E;    /* Muted Charcoal */
  --color-neutral-1: #FFF9F4;     /* Warm Ivory (Primary Canvas) */
  --color-neutral-2: #F2E8DF;     /* Soft Beige (Secondary Surface) */
  --color-white: #FFFFFF;         /* Crisp White (Cards & Panels) */
  --color-dark-surface: #242020;  /* Deep Footer / Dark Hero Surface */
  --color-border: #E8DDD2;        /* Subtle Neutral Border */
  --color-border-hover: #D6C7BA;  /* Card / Button Hover Border */
  --color-border-focus: #C5A880;  /* Focus Accent Ring */
  --color-gold: #D4AF37;          /* Testimonial & Rating Gold */
  --color-error: #C9302C;         /* Validation Error */
  --color-error-bg: #FFFDFD;      /* Error Field Surface */
  --color-success: #244627;       /* Success Notification Text */
  --color-success-bg: #F1F7F2;    /* Success Notification Surface */

  /* --- Typography: Font Families --- */
  --font-heading: 'Playfair Display', Georgia, serif;
  --font-body: 'DM Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;

  /* --- Typography: Line Heights --- */
  --line-height-heading: 1.15;
  --line-height-body: 1.6;
  --line-height-tight: 1.3;

  /* --- Typography: Font Sizes (Mobile Base: 0 - 1023px) --- */
  --font-size-h1: 40px;
  --font-size-h2: 32px;
  --font-size-h3: 24px;
  --font-size-h4: 20px;
  --font-size-body: 16px;
  --font-size-small: 13px;

  /* --- Spacing Scale (8px Grid System) --- */
  --space-4: 4px;     /* Micro spacing */
  --space-8: 8px;     /* Tight spacing */
  --space-16: 16px;   /* Standard spacing */
  --space-24: 24px;   /* Component spacing */
  --space-32: 32px;   /* Sub-section spacing */
  --space-48: 48px;   /* Large component spacing */
  --space-64: 64px;   /* Section spacing */
  --space-80: 80px;   /* Large section spacing */
  --space-96: 96px;   /* Hero and major sections */
  --space-120: 120px; /* Maximum large section spacing */

  /* --- Component Geometry --- */
  --radius-sm: 8px;
  --radius-button: 11px;  /* 10–12px rounded corners */
  --radius-input: 11px;   /* 10–12px rounded corners */
  --radius-card: 18px;    /* 16–20px rounded corners */
  --radius-banner: 24px;
  --radius-full: 9999px;

  /* --- Shadows & Transitions --- */
  --shadow-subtle: 0 4px 20px rgba(47, 42, 42, 0.04);
  --shadow-card: 0 8px 30px rgba(47, 42, 42, 0.06);
  --shadow-hover: 0 12px 36px rgba(47, 42, 42, 0.09);
  --transition-fast: 0.2s ease;
  --transition-smooth: 0.3s cubic-bezier(0.16, 1, 0.3, 1);

  /* --- Layout Constraints --- */
  --container-max-width: 1240px;
  --container-padding: var(--space-24);
}

/* Desktop Font Sizes Enhancement (1024px+) */
@media (min-width: 1024px) {
  :root {
    --font-size-h1: 56px;
    --font-size-h2: 42px;
    --font-size-h3: 28px;
    --font-size-h4: 22px;
    --font-size-body: 17px;
    --font-size-small: 14px;
    --container-padding: var(--space-32);
  }
}

/* ==========================================================================
   2. CSS RESET
   ========================================================================== */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  padding: 0;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  font-family: var(--font-body);
  font-size: var(--font-size-body);
  line-height: var(--line-height-body);
  color: var(--color-text);
  background-color: var(--color-neutral-1);
}

h1, h2, h3, h4, h5, h6, p, figure, blockquote, dl, dd {
  margin: 0;
  padding: 0;
}

h1, h2, h3, h4 {
  font-family: var(--font-heading);
  color: var(--color-text);
  line-height: var(--line-height-heading);
  font-weight: 500;
  letter-spacing: -0.01em;
}

h1 { font-size: var(--font-size-h1); }
h2 { font-size: var(--font-size-h2); }
h3 { font-size: var(--font-size-h3); }
h4 { font-size: var(--font-size-h4); }

p {
  color: var(--color-text);
  line-height: var(--line-height-body);
}

small {
  font-size: var(--font-size-small);
  line-height: 1.5;
}

strong, b { font-weight: 600; }
em, i { font-style: italic; }

a {
  color: inherit;
  text-decoration: none;
  background-color: transparent;
  transition: color var(--transition-fast);
}

button, input, optgroup, select, textarea {
  font-family: inherit;
  font-size: 100%;
  line-height: inherit;
  color: inherit;
  margin: 0;
  padding: 0;
  border: none;
  background: transparent;
}

button { cursor: pointer; }

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

ul, ol {
  list-style: none;
  margin: 0;
  padding: 0;
}

table {
  border-collapse: collapse;
  border-spacing: 0;
}

/* ==========================================================================
   3. GLOBAL UI COMPONENTS & LAYOUT HELPERS
   ========================================================================== */
.container {
  width: 100%;
  max-width: var(--container-max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--container-padding);
  padding-right: var(--container-padding);
}

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.section-tag {
  display: inline-block;
  font-size: var(--font-size-small);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-weight: 600;
  color: var(--color-text);
  opacity: 0.75;
  margin-bottom: var(--space-8);
}

.section-title {
  margin-bottom: var(--space-16);
}

.section-subtitle {
  max-width: 620px;
  margin-left: auto;
  margin-right: auto;
  opacity: 0.85;
  font-size: var(--font-size-body);
  line-height: var(--line-height-body);
}

.section-header {
  margin-bottom: var(--space-48);
}

.divider-accent {
  width: 50px;
  height: 2px;
  background-color: var(--color-accent);
  margin: var(--space-16) auto;
  border-radius: var(--radius-full);
}

/* Breadcrumbs */
.breadcrumb-nav {
  padding: var(--space-16) 0;
  font-size: var(--font-size-small);
  opacity: 0.75;
}

.breadcrumb-list {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  flex-wrap: wrap;
}

.breadcrumb-list a:hover {
  color: var(--color-accent-dark);
  text-decoration: underline;
}

.breadcrumb-separator {
  opacity: 0.4;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 500;
  padding: 13px 26px;
  border-radius: var(--radius-button);
  transition: var(--transition-smooth);
  text-align: center;
  white-space: nowrap;
  box-shadow: var(--shadow-subtle);
  gap: var(--space-8);
}

.btn-primary {
  background-color: var(--color-primary);
  color: var(--color-text);
  border: 1px solid rgba(47, 42, 42, 0.08);
}

.btn-primary:hover,
.btn-primary:focus-visible {
  transform: translateY(-2px);
  background-color: var(--color-primary-hover);
  box-shadow: var(--shadow-hover);
}

.btn-secondary {
  background-color: var(--color-white);
  color: var(--color-text);
  border: 1px solid var(--color-border);
}

.btn-secondary:hover,
.btn-secondary:focus-visible {
  transform: translateY(-2px);
  background-color: var(--color-neutral-2);
  border-color: var(--color-border-hover);
}

.btn-dark {
  background-color: var(--color-text);
  color: var(--color-neutral-1);
  border: 1px solid var(--color-text);
}

.btn-dark:hover,
.btn-dark:focus-visible {
  transform: translateY(-2px);
  background-color: #1A1717;
  box-shadow: var(--shadow-hover);
}

.btn-accent {
  background-color: var(--color-accent);
  color: var(--color-text);
  border: 1px solid rgba(47, 42, 42, 0.06);
}

.btn-accent:hover {
  background-color: #AFD0B3;
  transform: translateY(-2px);
}

.btn-sm {
  padding: 8px 18px;
  font-size: 13px;
  border-radius: var(--radius-sm);
}

/* Page Hero Defaults */
.page-hero {
  padding: var(--space-48) 0 var(--space-48);
  background: linear-gradient(180deg, var(--color-neutral-1) 0%, var(--color-neutral-2) 100%);
  border-bottom: 1px solid var(--color-border);
}

@media (min-width: 1024px) {
  .page-hero {
    padding: var(--space-64) 0 var(--space-64);
  }
}

/* ==========================================================================
   4. REUSABLE HEADER & NAVIGATION
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: rgba(255, 249, 244, 0.96);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  transition: var(--transition-fast);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 76px;
  position: relative;
}

.brand-logo {
  font-family: var(--font-heading);
  font-size: 26px;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--color-text);
  display: inline-flex;
  align-items: baseline;
}

.brand-logo .logo-accent {
  font-family: var(--font-body);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-weight: 500;
  margin-left: var(--space-4);
  color: var(--color-text);
  opacity: 0.7;
}

/* Mobile Hamburger Button */
.nav-toggle {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  width: 32px;
  height: 22px;
  padding: 0;
  cursor: pointer;
  z-index: 1010;
}

.hamburger-bar {
  width: 100%;
  height: 2px;
  background-color: var(--color-text);
  border-radius: var(--radius-full);
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.nav-toggle.is-active .hamburger-bar:nth-child(1) {
  transform: translateY(10px) rotate(45deg);
}
.nav-toggle.is-active .hamburger-bar:nth-child(2) {
  opacity: 0;
}
.nav-toggle.is-active .hamburger-bar:nth-child(3) {
  transform: translateY(-10px) rotate(-45deg);
}

/* Mobile Navigation Panel */
.primary-nav {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background-color: var(--color-neutral-1);
  padding: var(--space-24) var(--container-padding) var(--space-32);
  border-bottom: 1px solid var(--color-border);
  box-shadow: 0 16px 32px rgba(47, 42, 42, 0.08);
  max-height: calc(100vh - 80px);
  overflow-y: auto;
}

.primary-nav.is-open {
  display: block;
}

.nav-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-16);
  margin-bottom: var(--space-24);
}

.nav-link {
  font-size: 16px;
  font-weight: 500;
  color: var(--color-text);
  padding: var(--space-8) 0;
  display: inline-block;
  transition: color var(--transition-fast);
}

.nav-link:hover,
.nav-link.is-active {
  color: var(--color-accent-dark);
}

.nav-dropdown {
  position: relative;
}

.dropdown-menu {
  display: none;
  flex-direction: column;
  gap: var(--space-8);
  padding-left: var(--space-16);
  margin-top: var(--space-8);
  border-left: 2px solid var(--color-primary);
}

.nav-dropdown.is-open .dropdown-menu {
  display: flex;
}

.dropdown-link {
  font-size: 14px;
  opacity: 0.85;
  padding: var(--space-4) 0;
}

.dropdown-link:hover {
  color: var(--color-accent-dark);
  opacity: 1;
}

.nav-action .btn {
  width: 100%;
}

/* Desktop Navigation (1024px+) */
@media (min-width: 1024px) {
  .nav-toggle { display: none; }

  .primary-nav {
    display: flex;
    position: static;
    background-color: transparent;
    padding: 0;
    border-bottom: none;
    box-shadow: none;
    align-items: center;
    gap: var(--space-24);
    max-height: none;
    overflow-y: visible;
  }

  .nav-list {
    flex-direction: row;
    align-items: center;
    gap: var(--space-24);
    margin-bottom: 0;
  }

  .nav-link {
    font-size: 15px;
    padding: var(--space-4) 0;
    position: relative;
  }

  .nav-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 1.5px;
    background-color: var(--color-primary);
    transition: width 0.3s ease;
  }

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

  .nav-dropdown {
    position: relative;
  }

  .dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 220px;
    background-color: var(--color-white);
    padding: var(--space-16);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-card);
    border: 1px solid var(--color-border);
    margin-top: var(--space-8);
    display: none;
  }

  .nav-dropdown:hover .dropdown-menu,
  .nav-dropdown:focus-within .dropdown-menu {
    display: flex;
  }

  .nav-action .btn {
    width: auto;
    padding: 10px 22px;
  }
}

/* ==========================================================================
   5. REUSABLE FOOTER
   ========================================================================== */
.site-footer {
  background-color: var(--color-dark-surface);
  color: #F7EFE8;
  padding-top: var(--space-80);
  padding-bottom: var(--space-32);
}

.footer-container {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-48);
  margin-bottom: var(--space-64);
}

.footer-logo {
  font-family: var(--font-heading);
  font-size: 26px;
  color: #FFFFFF;
  margin-bottom: var(--space-16);
  display: inline-block;
}

.footer-logo .logo-accent {
  font-family: var(--font-body);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--color-primary);
  margin-left: var(--space-4);
}

.footer-tagline {
  font-size: 14px;
  line-height: 1.6;
  opacity: 0.75;
  margin-bottom: var(--space-24);
  max-width: 320px;
}

.footer-socials {
  display: flex;
  gap: var(--space-16);
  font-size: 13px;
  font-weight: 500;
}

.social-link {
  color: var(--color-primary);
  transition: opacity var(--transition-fast);
}

.social-link:hover { opacity: 0.8; }

.footer-heading {
  font-family: var(--font-body);
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-weight: 600;
  color: #FFFFFF;
  margin-bottom: var(--space-16);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
}

.footer-links a {
  font-size: 14px;
  opacity: 0.75;
  transition: opacity var(--transition-fast), color var(--transition-fast);
}

.footer-links a:hover {
  opacity: 1;
  color: var(--color-primary);
}

.footer-address p,
.footer-hours p {
  font-size: 14px;
  opacity: 0.8;
  line-height: 1.6;
  margin-bottom: var(--space-4);
}

.footer-address a {
  color: inherit;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.footer-hours {
  margin-top: var(--space-16);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: var(--space-24);
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
  font-size: 13px;
  opacity: 0.65;
  text-align: center;
}

@media (min-width: 640px) {
  .footer-container {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .footer-container {
    grid-template-columns: 1.2fr 0.8fr 0.8fr 0.8fr 1.2fr;
    gap: var(--space-32);
  }

  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
}

/* ==========================================================================
   6. HOME PAGE & GENERAL HERO STYLES
   ========================================================================== */
.hero-section {
  padding-top: var(--space-48);
  padding-bottom: var(--space-64);
  background: linear-gradient(180deg, var(--color-neutral-1) 0%, var(--color-neutral-2) 100%);
  overflow: hidden;
}

.hero-container {
  display: flex;
  flex-direction: column;
  gap: var(--space-48);
}

.hero-badge {
  display: inline-block;
  padding: 6px 14px;
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  font-size: var(--font-size-small);
  font-weight: 500;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-16);
  color: var(--color-text);
}

.hero-headline { margin-bottom: var(--space-16); }

.hero-subtext {
  font-size: 18px;
  line-height: 1.6;
  opacity: 0.9;
  margin-bottom: var(--space-32);
  max-width: 520px;
}

.hero-cta-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-16);
}

.hero-image-card {
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  border: 1px solid rgba(255, 255, 255, 0.8);
}

.hero-img {
  width: 100%;
  aspect-ratio: 4/5;
  object-fit: cover;
  transition: transform 0.6s ease;
}

@media (min-width: 640px) {
  .hero-cta-group { flex-direction: row; }
}

@media (min-width: 1024px) {
  .hero-section {
    padding-top: var(--space-80);
    padding-bottom: var(--space-96);
  }

  .hero-container {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-64);
  }

  .hero-content { flex: 1; }
  .hero-visual { flex: 1; max-width: 520px; }
}

/* ==========================================================================
   7. SERVICES DIRECTORY & SUB-PAGES
   ========================================================================== */
.services-section {
  padding: var(--space-64) 0 var(--space-96);
}

.services-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-24);
}

.service-card {
  background-color: var(--color-white);
  border-radius: var(--radius-card);
  overflow: hidden;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-subtle);
  transition: var(--transition-smooth);
  display: flex;
  flex-direction: column;
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

.service-card-image {
  overflow: hidden;
  aspect-ratio: 16/10;
}

.service-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.service-card:hover .service-card-image img {
  transform: scale(1.04);
}

.service-card-body {
  padding: var(--space-24);
  display: flex;
  flex-direction: column;
  flex: 1;
}

.service-meta-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: var(--font-size-small);
  opacity: 0.75;
  margin-bottom: var(--space-8);
  font-weight: 500;
}

.service-card-title {
  font-size: var(--font-size-h4);
  margin-bottom: var(--space-8);
}

.service-card-desc {
  font-size: 15px;
  line-height: 1.6;
  opacity: 0.85;
  margin-bottom: var(--space-16);
  flex: 1;
}

.service-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-16);
  border-top: 1px solid var(--color-neutral-2);
}

.service-price {
  font-size: 16px;
  font-weight: 700;
  color: var(--color-text);
}

.card-link {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text);
  display: inline-flex;
  align-items: center;
  transition: color var(--transition-fast);
}

.card-link:hover {
  color: var(--color-accent-dark);
}

@media (min-width: 640px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
  .services-grid { grid-template-columns: repeat(3, 1fr); gap: var(--space-32); }
}

/* Service Detail Page Layouts */
.service-detail-section {
  padding: var(--space-64) 0 var(--space-96);
}

.service-detail-layout {
  display: flex;
  flex-direction: column;
  gap: var(--space-48);
}

.service-detail-content {
  flex: 1.4;
}

.service-detail-sidebar {
  flex: 0.8;
}

.sidebar-sticky-card {
  background-color: var(--color-white);
  padding: var(--space-32);
  border-radius: var(--radius-card);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-card);
  position: sticky;
  top: 100px;
}

.sidebar-price-tag {
  font-size: 24px;
  font-weight: 700;
  color: var(--color-text);
  margin: var(--space-16) 0;
}

.sidebar-perk-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-12);
  margin-bottom: var(--space-24);
  font-size: 14px;
}

.sidebar-perk-item {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.sidebar-perk-item::before {
  content: '✓';
  color: var(--color-accent-dark);
  font-weight: bold;
}

@media (min-width: 1024px) {
  .service-detail-layout {
    flex-direction: row;
    gap: var(--space-64);
    align-items: flex-start;
  }
}

/* Detailed Treatment List Table / Cards */
.treatment-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-24);
  margin: var(--space-32) 0;
}

.treatment-item-card {
  background-color: var(--color-white);
  padding: var(--space-24);
  border-radius: var(--radius-card);
  border: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  gap: var(--space-12);
  transition: var(--transition-smooth);
}

.treatment-item-card:hover {
  box-shadow: var(--shadow-subtle);
  border-color: var(--color-border-hover);
}

.treatment-item-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  flex-wrap: wrap;
  gap: var(--space-8);
}

.treatment-item-name {
  font-size: 19px;
  font-weight: 600;
}

.treatment-item-price {
  font-weight: 700;
  font-size: 16px;
  color: var(--color-text);
}

.treatment-item-meta {
  font-size: 13px;
  opacity: 0.7;
}

/* ==========================================================================
   8. INTERACTIVE MULTI-STEP BOOKING ENGINE (book.html)
   ========================================================================== */
.booking-section {
  padding: var(--space-48) 0 var(--space-96);
}

.booking-wizard-wrapper {
  max-width: 900px;
  margin: 0 auto;
  background-color: var(--color-white);
  border-radius: var(--radius-banner);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-card);
  overflow: hidden;
}

.booking-progress-bar {
  display: flex;
  border-bottom: 1px solid var(--color-border);
  background-color: var(--color-neutral-1);
}

.progress-step {
  flex: 1;
  padding: var(--space-16) var(--space-8);
  text-align: center;
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text-muted);
  border-bottom: 3px solid transparent;
  transition: var(--transition-fast);
}

.progress-step.is-active {
  color: var(--color-text);
  border-bottom-color: var(--color-primary);
  background-color: var(--color-white);
}

.progress-step.is-complete {
  color: var(--color-accent-dark);
}

.booking-step-pane {
  display: none;
  padding: var(--space-32) var(--space-24);
}

.booking-step-pane.is-active {
  display: block;
  animation: fadeIn 0.3s ease;
}

.step-title {
  font-size: 24px;
  margin-bottom: var(--space-8);
}

.step-description {
  font-size: 15px;
  opacity: 0.8;
  margin-bottom: var(--space-24);
}

/* Wizard Selection Grids */
.service-select-grid,
.stylist-select-grid,
.slot-select-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-16);
  margin-bottom: var(--space-32);
}

@media (min-width: 640px) {
  .service-select-grid,
  .stylist-select-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .slot-select-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.selectable-card {
  border: 2px solid var(--color-border);
  border-radius: var(--radius-input);
  padding: var(--space-20, 20px);
  cursor: pointer;
  transition: var(--transition-smooth);
  background-color: var(--color-neutral-1);
  display: flex;
  flex-direction: column;
  position: relative;
}

.selectable-card:hover {
  border-color: var(--color-border-hover);
  background-color: var(--color-white);
}

.selectable-card.is-selected {
  border-color: var(--color-text);
  background-color: var(--color-white);
  box-shadow: 0 0 0 2px var(--color-primary);
}

.selectable-card-title {
  font-size: 17px;
  font-weight: 600;
  margin-bottom: var(--space-4);
}

.selectable-card-meta {
  font-size: 13px;
  opacity: 0.7;
  margin-bottom: var(--space-8);
}

.selectable-card-price {
  font-size: 15px;
  font-weight: 700;
  margin-top: auto;
}

/* Wizard Navigation Bar */
.wizard-nav-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--space-24);
  border-top: 1px solid var(--color-border);
  margin-top: var(--space-32);
}

/* Booking Summary Card */
.booking-summary-box {
  background-color: var(--color-neutral-2);
  padding: var(--space-24);
  border-radius: var(--radius-card);
  margin-bottom: var(--space-24);
}

.summary-row {
  display: flex;
  justify-content: space-between;
  padding: var(--space-8) 0;
  font-size: 14px;
  border-bottom: 1px dashed rgba(47, 42, 42, 0.15);
}

.summary-row:last-child {
  border-bottom: none;
  font-weight: 700;
  font-size: 16px;
  padding-top: var(--space-12);
}

/* ==========================================================================
   9. INTERACTIVE PRICE & PACKAGE CALCULATOR (price-calculator.html)
   ========================================================================== */
.calculator-section {
  padding: var(--space-48) 0 var(--space-96);
}

.calculator-layout {
  display: flex;
  flex-direction: column;
  gap: var(--space-48);
}

@media (min-width: 1024px) {
  .calculator-layout {
    flex-direction: row;
    align-items: flex-start;
    gap: var(--space-48);
  }
  .calculator-builder-col { flex: 1.4; }
  .calculator-sidebar-col { flex: 0.9; }
}

.calc-category-group {
  background-color: var(--color-white);
  padding: var(--space-24);
  border-radius: var(--radius-card);
  border: 1px solid var(--color-border);
  margin-bottom: var(--space-24);
}

.calc-category-title {
  font-size: 20px;
  margin-bottom: var(--space-16);
  padding-bottom: var(--space-8);
  border-bottom: 1px solid var(--color-neutral-2);
}

.calc-item-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-12) 0;
  border-bottom: 1px solid var(--color-neutral-1);
}

.calc-checkbox-label {
  display: flex;
  align-items: center;
  gap: var(--space-12);
  cursor: pointer;
  font-size: 15px;
  flex: 1;
}

.calc-checkbox {
  width: 20px;
  height: 20px;
  accent-color: var(--color-accent-dark);
  cursor: pointer;
}

.calc-item-duration {
  font-size: 13px;
  opacity: 0.65;
  margin-left: var(--space-4);
}

.calc-item-price-tag {
  font-weight: 700;
  font-size: 15px;
}

.calc-receipt-card {
  background-color: var(--color-white);
  padding: var(--space-32);
  border-radius: var(--radius-card);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-card);
  position: sticky;
  top: 100px;
}

.bundle-savings-badge {
  display: inline-block;
  background-color: var(--color-accent);
  color: var(--color-text);
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-size: 12px;
  font-weight: 700;
  margin-left: var(--space-8);
}

/* ==========================================================================
   10. LOOKBOOK & BEFORE/AFTER COMPARISON SLIDER (gallery.html)
   ========================================================================== */
.gallery-section {
  padding: var(--space-48) 0 var(--space-96);
}

.gallery-filter-bar {
  display: flex;
  gap: var(--space-12);
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: var(--space-48);
}

.filter-btn {
  padding: 8px 20px;
  font-size: 14px;
  font-weight: 500;
  border-radius: var(--radius-full);
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  transition: var(--transition-fast);
}

.filter-btn.is-active,
.filter-btn:hover {
  background-color: var(--color-text);
  color: var(--color-neutral-1);
  border-color: var(--color-text);
}

/* Before / After Slider Component */
.comparison-slider-wrapper {
  position: relative;
  width: 100%;
  max-width: 760px;
  margin: 0 auto var(--space-64);
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  aspect-ratio: 16/10;
  user-select: none;
}

.comparison-before-img,
.comparison-after-img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.comparison-before-img {
  clip-path: polygon(0 0, 50% 0, 50% 100%, 0 100%);
  z-index: 2;
}

.comparison-handle {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 3px;
  background-color: #FFFFFF;
  z-index: 10;
  cursor: ew-resize;
  transform: translateX(-50%);
}

.comparison-handle-btn {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 36px;
  height: 36px;
  background-color: #FFFFFF;
  border-radius: var(--radius-full);
  box-shadow: 0 2px 10px rgba(0,0,0,0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  color: var(--color-text);
  font-weight: bold;
}

.comparison-label {
  position: absolute;
  bottom: var(--space-16);
  padding: 4px 12px;
  background-color: rgba(47, 42, 42, 0.7);
  color: #FFFFFF;
  border-radius: var(--radius-sm);
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  z-index: 5;
}

.label-before { left: var(--space-16); }
.label-after { right: var(--space-16); }

/* ==========================================================================
   11. TEAM, ABOUT & SPECIAL OFFERS STYLES
   ========================================================================== */
.team-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-32);
}

.team-card {
  background-color: var(--color-white);
  border-radius: var(--radius-card);
  overflow: hidden;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-subtle);
  transition: var(--transition-smooth);
}

.team-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

.team-card-image {
  aspect-ratio: 4/5;
  overflow: hidden;
}

.team-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.team-card:hover .team-card-image img {
  transform: scale(1.03);
}

.team-card-body {
  padding: var(--space-24);
}

.team-role {
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-accent-dark);
  font-weight: 600;
  margin-bottom: var(--space-4);
}

.team-name {
  font-size: 22px;
  margin-bottom: var(--space-8);
}

.team-bio {
  font-size: 14px;
  opacity: 0.85;
  line-height: 1.6;
  margin-bottom: var(--space-16);
}

@media (min-width: 640px) {
  .team-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
  .team-grid { grid-template-columns: repeat(3, 1fr); }
}

/* Offers Grid */
.offers-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-32);
}

.offer-card {
  background-color: var(--color-white);
  padding: var(--space-32);
  border-radius: var(--radius-card);
  border: 2px solid var(--color-border);
  box-shadow: var(--shadow-subtle);
  position: relative;
  display: flex;
  flex-direction: column;
}

.offer-card.is-featured {
  border-color: var(--color-primary);
  background: linear-gradient(180deg, var(--color-white) 0%, #FFF5F5 100%);
}

.offer-badge {
  position: absolute;
  top: -12px;
  right: var(--space-24);
  background-color: var(--color-primary);
  color: var(--color-text);
  font-size: 12px;
  font-weight: 700;
  padding: 4px 14px;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.offer-code-box {
  background-color: var(--color-neutral-2);
  border: 1px dashed var(--color-text);
  padding: var(--space-12);
  text-align: center;
  border-radius: var(--radius-sm);
  font-weight: 700;
  letter-spacing: 0.1em;
  margin: var(--space-16) 0;
}

@media (min-width: 768px) {
  .offers-grid { grid-template-columns: repeat(3, 1fr); }
}

/* ==========================================================================
   12. EDUCATIONAL GUIDES & ACCORDION SYSTEM
   ========================================================================== */
.guide-article-section {
  padding: var(--space-48) 0 var(--space-96);
}

.guide-article-layout {
  max-width: 840px;
  margin: 0 auto;
}

.guide-prose {
  font-size: 17px;
  line-height: 1.8;
  margin-bottom: var(--space-48);
}

.guide-prose h2 {
  font-size: var(--font-size-h2);
  margin-top: var(--space-48);
  margin-bottom: var(--space-16);
}

.guide-prose h3 {
  font-size: var(--font-size-h3);
  margin-top: var(--space-32);
  margin-bottom: var(--space-12);
}

.guide-prose p {
  margin-bottom: var(--space-24);
  opacity: 0.9;
}

.guide-prose ul,
.guide-prose ol {
  margin-bottom: var(--space-24);
  padding-left: var(--space-24);
}

.guide-prose ul { list-style: disc; }
.guide-prose ol { list-style: decimal; }

.guide-prose li {
  margin-bottom: var(--space-8);
}

.guide-callout-card {
  background-color: var(--color-neutral-2);
  border-left: 4px solid var(--color-primary);
  padding: var(--space-24);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin: var(--space-32) 0;
}

/* Accordion Component */
.faq-accordion-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-16);
  margin-top: var(--space-32);
}

.accordion-item {
  background-color: var(--color-white);
  border-radius: var(--radius-input);
  border: 1px solid var(--color-border);
  overflow: hidden;
  transition: var(--transition-fast);
}

.accordion-header {
  width: 100%;
  padding: var(--space-20, 20px) var(--space-24);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-heading);
  font-size: 18px;
  font-weight: 500;
  color: var(--color-text);
  text-align: left;
}

.accordion-icon {
  font-size: 20px;
  transition: transform 0.3s ease;
}

.accordion-item.is-open .accordion-icon {
  transform: rotate(45deg);
}

.accordion-body {
  display: none;
  padding: 0 var(--space-24) var(--space-24);
  font-size: 15px;
  line-height: 1.7;
  opacity: 0.85;
}

.accordion-item.is-open .accordion-body {
  display: block;
}

/* ==========================================================================
   13. HYGIENE PROTOCOL BADGES & TRUST CARDS
   ========================================================================== */
.protocol-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-24);
  margin: var(--space-48) 0;
}

.protocol-card {
  background-color: var(--color-white);
  padding: var(--space-32);
  border-radius: var(--radius-card);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-subtle);
  display: flex;
  gap: var(--space-20, 20px);
  align-items: flex-start;
}

.protocol-num {
  font-family: var(--font-heading);
  font-size: 28px;
  font-weight: 700;
  color: var(--color-accent-dark);
  line-height: 1;
}

@media (min-width: 768px) {
  .protocol-grid { grid-template-columns: repeat(2, 1fr); }
}