/* ==========================================================================
   Omid Sobhani Dental Practice — Harley Street, London
   Modern Architectural Design System & Production Stylesheet
   ========================================================================== */

/* --------------------------------------------------------------------------
   Design Tokens & CSS Custom Properties
   -------------------------------------------------------------------------- */
:root {
  /* Brand Color Palette */
  --color-primary: #2d4538;          /* Deep Harley Street Forest Green */
  --color-primary-dark: #1b2d24;     /* Deep Pine Charcoal */
  --color-primary-light: #3f5e4e;    /* Muted Sage Pine */
  --color-primary-subtle: #f0f4f1;   /* Soft Sage Tint */

  --color-accent: #b8894a;           /* Refined Warm Brass Gold */
  --color-accent-dark: #8f652e;      /* Deep Gold/Bronze */
  --color-accent-light: #cf9f5f;     /* Champagne Gold */
  --color-accent-subtle: #f9f5ee;    /* Soft Ivory Gold */

  /* Neutral Surface & Background Colors */
  --color-bg: #fcfbf9;               /* Warm Off-White / Alabaster */
  --color-bg-alt: #f4f0e8;           /* Sand / Warm Cream */
  --color-surface: #ffffff;          /* Pure Card White */
  --color-surface-hover: #faf8f5;    /* Hover State Surface */

  /* Text & Typography Contrast Tokens (WCAG AAA Compliant) */
  --color-text: #1a221e;             /* Near-Black Charcoal (14:1 contrast) */
  --color-text-muted: #435149;       /* Slate Pine (6.2:1 contrast against white) */
  --color-text-light: #5f6f66;       /* Medium Slate */
  --color-text-inverse: #fcfbf9;     /* Light on Dark */

  /* Structural Borders & Dividers */
  --color-border: #e2ded5;           /* Soft Neutral Border */
  --color-border-subtle: #ece8e0;    /* Delicate Divider */
  --color-border-accent: #d8c2a3;    /* Brass Border */

  /* Status & Rating Accents */
  --color-star: #e5a024;             /* Verified Review Gold */
  --color-success: #2e6945;          /* Success State */
  --color-error: #9e2a2b;            /* Error / Alert */

  /* Typography Stack */
  --font-serif: 'Playfair Display', Georgia, 'Times New Roman', serif;
  --font-sans: 'Source Sans 3', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;

  /* Fluid Typography Scale via clamp() */
  --text-xs: clamp(0.75rem, 0.72rem + 0.15vw, 0.8125rem);
  --text-sm: clamp(0.84rem, 0.81rem + 0.18vw, 0.9375rem);
  --text-base: clamp(0.96rem, 0.92rem + 0.22vw, 1.0625rem);
  --text-lg: clamp(1.1rem, 1.04rem + 0.35vw, 1.25rem);
  --text-xl: clamp(1.25rem, 1.16rem + 0.5vw, 1.5rem);
  --text-2xl: clamp(1.5rem, 1.35rem + 0.8vw, 1.875rem);
  --text-3xl: clamp(1.85rem, 1.62rem + 1.2vw, 2.375rem);
  --text-4xl: clamp(2.2rem, 1.9rem + 1.7vw, 3rem);
  --text-5xl: clamp(2.75rem, 2.25rem + 2.5vw, 3.875rem);

  /* Spacing System */
  --space-2xs: 0.25rem;
  --space-xs: 0.5rem;
  --space-sm: 0.75rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4.5rem;
  --space-4xl: 6rem;

  /* Elevations & Box Shadows */
  --shadow-xs: 0 1px 3px rgba(32, 45, 36, 0.04);
  --shadow-sm: 0 2px 6px rgba(32, 45, 36, 0.06);
  --shadow-md: 0 6px 18px rgba(32, 45, 36, 0.08);
  --shadow-lg: 0 14px 34px rgba(32, 45, 36, 0.11);
  --shadow-xl: 0 24px 50px rgba(32, 45, 36, 0.15);

  /* Border Radii */
  --radius-xs: 4px;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 250ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: 400ms cubic-bezier(0.16, 1, 0.3, 1);

  /* Layout Containers */
  --container-max: 1240px;
  --container-wide: 1360px;
  --container-narrow: 840px;
}

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

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

body {
  font-family: var(--font-sans);
  font-size: var(--text-base);
  line-height: 1.65;
  color: var(--color-text);
  background-color: var(--color-bg);
  overflow-x: clip; /* Fixes horizontal scroll without breaking sticky header */
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Accessible Focus States */
:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
}

/* Media Baseline to prevent layout shifts */
img, svg, picture, video {
  display: block;
  max-width: 100%;
  height: auto;
}

input, button, textarea, select {
  font: inherit;
  color: inherit;
}

button {
  cursor: pointer;
  background: none;
  border: none;
}

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

ul, ol {
  list-style: none;
}

/* Typography Defaults */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  color: var(--color-primary-dark);
  font-weight: 500;
  line-height: 1.25;
  letter-spacing: -0.015em;
}

h1 { font-size: var(--text-4xl); }
h2 { font-size: var(--text-3xl); }
h3 { font-size: var(--text-2xl); }
h4 { font-size: var(--text-xl); }

p {
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
}

p:last-child {
  margin-bottom: 0;
}

address {
  font-style: normal;
}

/* --------------------------------------------------------------------------
   Accessible Skip Link
   -------------------------------------------------------------------------- */
.skip-link {
  position: absolute;
  top: -100px;
  left: var(--space-md);
  background: var(--color-primary-dark);
  color: var(--color-surface);
  padding: var(--space-sm) var(--space-lg);
  z-index: 9999;
  border-radius: var(--radius-sm);
  font-weight: 600;
  transition: top var(--transition-fast);
}
.skip-link:focus {
  top: var(--space-md);
}

/* --------------------------------------------------------------------------
   Container & Layout Utilities
   -------------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--space-lg);
  min-width: 0;
}

.container--wide {
  max-width: var(--container-wide);
}

.container--narrow {
  max-width: var(--container-narrow);
}

.section {
  padding-block: var(--space-3xl);
  position: relative;
}

.section--sm {
  padding-block: var(--space-xl);
}

.section--lg {
  padding-block: var(--space-4xl);
}

.section--alt {
  background-color: var(--color-bg-alt);
}

.section--primary {
  background-color: var(--color-primary);
  color: var(--color-surface);
}

.section--primary h1,
.section--primary h2,
.section--primary h3,
.section--primary h4 {
  color: var(--color-surface);
}

.section--primary p {
  color: rgba(255, 255, 255, 0.88);
}

/* --------------------------------------------------------------------------
   Header & Glassmorphic Navigation (Strictly Sticky)
   -------------------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: rgba(252, 251, 249, 0.94);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(226, 222, 213, 0.85);
  box-shadow: 0 4px 20px rgba(32, 45, 36, 0.04);
  transition: transform var(--transition-normal), background-color var(--transition-normal);
}

/* Top Announcement Bar */
.top-bar {
  background-color: var(--color-primary-dark);
  color: rgba(255, 255, 255, 0.92);
  font-size: var(--text-xs);
  padding-block: 0.4rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.top-bar__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-xs);
}

.top-bar__info {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  flex-wrap: wrap;
}

.top-bar__item {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.top-bar__item svg {
  color: var(--color-accent-light);
  flex-shrink: 0;
}

.top-bar__link {
  color: rgba(255, 255, 255, 0.95);
  transition: color var(--transition-fast);
}

.top-bar__link:hover {
  color: var(--color-accent-light);
}

.top-bar__hours {
  color: rgba(255, 255, 255, 0.82);
}

/* Main Navigation Bar */
.header-main {
  padding-block: 0.75rem;
}

.header-main__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-md);
}

/* Brand Logo */
.brand {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  text-decoration: none;
  flex-shrink: 0;
}

.brand__logo {
  height: 48px;
  width: auto;
  object-fit: contain;
}

.brand__text {
  display: flex;
  flex-direction: column;
}

.brand__name {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--color-primary-dark);
  line-height: 1.15;
  letter-spacing: 0.02em;
}

.brand__tagline {
  font-family: var(--font-sans);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--color-accent-dark);
  font-weight: 600;
}

/* Desktop Navigation Menu */
.nav-desktop {
  display: none;
}

@media (min-width: 1024px) {
  .nav-desktop {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
  }
}

.nav-desktop__list {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.nav-link {
  display: inline-flex;
  align-items: center;
  padding: 0.5rem 0.85rem;
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  position: relative;
}

.nav-link:hover {
  color: var(--color-primary);
  background-color: var(--color-primary-subtle);
}

.nav-link.active {
  color: var(--color-primary);
  font-weight: 600;
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0.85rem;
  right: 0.85rem;
  height: 2px;
  background-color: var(--color-accent);
  border-radius: var(--radius-full);
}

/* Header CTAs */
.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

@media (max-width: 479px) {
  .brand__tagline {
    display: none;
  }
  .brand__logo {
    height: 38px;
  }
  .brand__name {
    font-size: 1.05rem;
  }
  .header-actions > .btn {
    display: none;
  }
}

.header-actions__phone {
  display: none;
  align-items: center;
  gap: 0.35rem;
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-primary-dark);
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
}

.header-actions__phone:hover {
  border-color: var(--color-accent);
  color: var(--color-accent-dark);
}

@media (min-width: 1200px) {
  .header-actions__phone {
    display: inline-flex;
  }
}

/* Mobile Menu Toggle Button (>= 48px touch target) */
.mobile-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 48px;
  min-height: 48px;
  padding: 0.6rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  background-color: var(--color-surface);
  color: var(--color-primary-dark);
  transition: all var(--transition-fast);
}

.mobile-toggle:hover,
.mobile-toggle:focus-visible {
  border-color: var(--color-accent);
  background-color: var(--color-accent-subtle);
}

.mobile-toggle__icon {
  width: 24px;
  height: 24px;
  position: relative;
}

.mobile-toggle__icon span {
  position: absolute;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: currentColor;
  border-radius: 2px;
  transition: transform var(--transition-normal), opacity var(--transition-fast), top var(--transition-normal);
}

.mobile-toggle__icon span:nth-child(1) { top: 4px; }
.mobile-toggle__icon span:nth-child(2) { top: 11px; }
.mobile-toggle__icon span:nth-child(3) { top: 18px; }

.mobile-toggle[aria-expanded="true"] .mobile-toggle__icon span:nth-child(1) {
  top: 11px;
  transform: rotate(45deg);
}
.mobile-toggle[aria-expanded="true"] .mobile-toggle__icon span:nth-child(2) {
  opacity: 0;
}
.mobile-toggle[aria-expanded="true"] .mobile-toggle__icon span:nth-child(3) {
  top: 11px;
  transform: rotate(-45deg);
}

@media (min-width: 1024px) {
  .mobile-toggle {
    display: none;
  }
}

/* Mobile Navigation Drawer */
.mobile-drawer {
  position: fixed;
  inset-block-start: 0;
  inset-inline-end: 0;
  width: 100%;
  max-width: 360px;
  height: 100vh;
  background-color: var(--color-surface);
  box-shadow: -8px 0 30px rgba(0, 0, 0, 0.18);
  z-index: 2000;
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform var(--transition-smooth);
  overflow-y: auto;
  overscroll-behavior: contain;
}

.mobile-drawer.open {
  transform: translateX(0);
}

.mobile-drawer__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-md) var(--space-lg);
  border-bottom: 1px solid var(--color-border);
}

.mobile-drawer__close {
  min-width: 48px;
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--color-primary-dark);
}

.mobile-drawer__body {
  padding: var(--space-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.mobile-drawer__list {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.mobile-drawer__link {
  display: block;
  padding: 0.85rem var(--space-md);
  font-size: var(--text-lg);
  font-family: var(--font-serif);
  color: var(--color-primary-dark);
  border-radius: var(--radius-sm);
  transition: background var(--transition-fast);
}

.mobile-drawer__link.active {
  background-color: var(--color-primary-subtle);
  color: var(--color-primary);
  font-weight: 600;
  border-inline-start: 3px solid var(--color-accent);
}

.mobile-drawer__cta {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  padding-top: var(--space-md);
  border-top: 1px solid var(--color-border);
}

.drawer-backdrop {
  position: fixed;
  inset: 0;
  background-color: rgba(18, 28, 22, 0.6);
  backdrop-filter: blur(4px);
  z-index: 1999;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-normal), visibility var(--transition-normal);
}

.drawer-backdrop.open {
  opacity: 1;
  visibility: visible;
}

/* --------------------------------------------------------------------------
   Buttons & Call-to-Actions (>= 48px ergonomic touch target)
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.02em;
  padding: 0.82rem 1.6rem;
  min-height: 48px;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  transition: all var(--transition-fast);
  text-align: center;
  white-space: nowrap;
}

.btn--primary {
  background-color: var(--color-primary);
  color: var(--color-surface);
  border-color: var(--color-primary);
}

.btn--primary:hover {
  background-color: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  box-shadow: 0 4px 14px rgba(45, 69, 56, 0.28);
  color: #ffffff;
}

.btn--accent {
  background-color: var(--color-accent);
  color: #ffffff;
  border-color: var(--color-accent);
}

.btn--accent:hover {
  background-color: var(--color-accent-dark);
  border-color: var(--color-accent-dark);
  box-shadow: 0 4px 14px rgba(184, 137, 74, 0.35);
  color: #ffffff;
}

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

.btn--outline:hover {
  background-color: var(--color-primary);
  color: var(--color-surface);
}

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

.btn--outline-accent:hover {
  background-color: var(--color-accent);
  color: #ffffff;
}

.btn--white {
  background-color: #ffffff;
  color: var(--color-primary-dark);
  border-color: #ffffff;
}

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

.btn--outline-white {
  background-color: transparent;
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.7);
}

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

.btn--full {
  width: 100%;
}

/* --------------------------------------------------------------------------
   Badges, Eyebrows & Meta Elements
   -------------------------------------------------------------------------- */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  font-weight: 700;
  color: var(--color-accent-dark);
  margin-bottom: var(--space-xs);
}

.eyebrow::before {
  content: '';
  display: inline-block;
  width: 16px;
  height: 2px;
  background-color: var(--color-accent);
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: var(--text-xs);
  font-weight: 600;
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-full);
  background-color: var(--color-primary-subtle);
  color: var(--color-primary-dark);
  border: 1px solid var(--color-border);
}

.badge--accent {
  background-color: var(--color-accent-subtle);
  color: var(--color-accent-dark);
  border-color: var(--color-border-accent);
}

.stars {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  color: var(--color-star);
}

.stars svg {
  width: 17px;
  height: 17px;
  fill: currentColor;
}

/* --------------------------------------------------------------------------
   Hero Section Architecture
   -------------------------------------------------------------------------- */
.hero {
  padding-block: var(--space-3xl) var(--space-4xl);
  background: linear-gradient(180deg, var(--color-bg) 0%, var(--color-bg-alt) 100%);
  position: relative;
}

.hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2xl);
  align-items: center;
}

@media (min-width: 992px) {
  .hero__grid {
    grid-template-columns: 1.15fr 0.85fr;
    gap: var(--space-3xl);
  }
}

.hero__content {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.hero__title {
  font-size: var(--text-5xl);
  line-height: 1.12;
  color: var(--color-primary-dark);
  letter-spacing: -0.02em;
}

.hero__lead {
  font-size: var(--text-lg);
  line-height: 1.6;
  color: var(--color-text-muted);
  max-width: 600px;
}

.hero__credentials {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-md);
  padding-block: var(--space-sm);
  border-block: 1px solid var(--color-border);
}

.hero__cred-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-primary-dark);
}

.hero__cred-item svg {
  color: var(--color-accent);
  flex-shrink: 0;
}

/* Dual Pathway Triage (I Am A Patient vs I Am A Dentist) */
.triage-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  box-shadow: var(--shadow-sm);
  margin-top: var(--space-md);
}

.triage-card__title {
  font-size: var(--text-sm);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 700;
  color: var(--color-accent-dark);
  margin-bottom: var(--space-sm);
}

.triage-card__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-sm);
}

@media (min-width: 480px) {
  .triage-card__grid {
    grid-template-columns: 1fr 1fr;
  }
}

.triage-btn {
  display: flex;
  flex-direction: column;
  padding: var(--space-md);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background-color: var(--color-bg);
  transition: all var(--transition-fast);
  text-align: left;
}

.triage-btn:hover {
  background-color: var(--color-primary-subtle);
  border-color: var(--color-primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

.triage-btn__role {
  font-weight: 700;
  font-size: var(--text-base);
  color: var(--color-primary-dark);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.triage-btn__sub {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-top: 0.25rem;
}

/* Hero Media & Frame */
.hero__media {
  position: relative;
}

.hero__image-wrapper {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  border: 4px solid var(--color-surface);
  aspect-ratio: 4 / 3;
}

.hero__image-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero__badge-card {
  position: absolute;
  bottom: -20px;
  left: 20px;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(8px);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-md) var(--space-lg);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: var(--space-md);
  max-width: calc(100% - 40px);
}

.hero__badge-score {
  font-family: var(--font-serif);
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1;
}

.hero__badge-detail {
  display: flex;
  flex-direction: column;
}

.hero__badge-text {
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-text-muted);
}

/* --------------------------------------------------------------------------
   Feature Cards & Grid Systems
   -------------------------------------------------------------------------- */
.grid-2 {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
}

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

.grid-3 {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
}

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

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

.grid-4 {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
}

@media (min-width: 540px) {
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .grid-4 {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* Card Styling */
.card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-xl);
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
  position: relative;
  min-width: 0;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-border-accent);
}

.card__icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-sm);
  background-color: var(--color-primary-subtle);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-md);
  flex-shrink: 0;
}

.card__icon svg {
  width: 26px;
  height: 26px;
}

.card__title {
  font-size: var(--text-xl);
  margin-bottom: var(--space-xs);
  color: var(--color-primary-dark);
}

.card__body {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  flex-grow: 1;
  margin-bottom: var(--space-md);
}

.card__link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-accent-dark);
  margin-top: auto;
}

.card__link:hover {
  color: var(--color-primary);
  gap: 0.6rem;
}

/* --------------------------------------------------------------------------
   Clinical Team Cards & Profiles
   -------------------------------------------------------------------------- */
.team-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
  height: 100%;
}

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

.team-card__media {
  position: relative;
  aspect-ratio: 3 / 4;
  overflow: hidden;
  background-color: var(--color-bg-alt);
}

.team-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  transition: transform var(--transition-smooth);
}

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

.team-card__content {
  padding: var(--space-lg);
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.team-card__name {
  font-size: var(--text-xl);
  color: var(--color-primary-dark);
  margin-bottom: 0.2rem;
}

.team-card__role {
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-accent-dark);
  margin-bottom: 0.5rem;
}

.team-card__quals {
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-text-light);
  margin-bottom: 0.75rem;
  display: block;
}

.team-card__bio {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.55;
  margin-bottom: var(--space-md);
}

.team-card__footer {
  margin-top: auto;
  padding-top: var(--space-sm);
  border-top: 1px solid var(--color-border-subtle);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: var(--text-xs);
  color: var(--color-text-light);
}

.team-card__gdc {
  font-family: monospace;
  font-weight: 600;
  background: var(--color-bg);
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-xs);
  border: 1px solid var(--color-border);
}

/* --------------------------------------------------------------------------
   Fee Guide Table Architecture
   -------------------------------------------------------------------------- */
.fee-table-container {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  box-shadow: var(--shadow-sm);
}

.fee-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

.fee-table th {
  background-color: var(--color-primary);
  color: var(--color-surface);
  font-family: var(--font-serif);
  font-size: var(--text-sm);
  font-weight: 500;
  padding: 1.1rem var(--space-lg);
  letter-spacing: 0.03em;
}

.fee-table td {
  padding: 1rem var(--space-lg);
  font-size: var(--text-sm);
  border-bottom: 1px solid var(--color-border-subtle);
  color: var(--color-text);
}

.fee-table tr:nth-child(even) td {
  background-color: var(--color-bg);
}

.fee-table tr:hover td {
  background-color: var(--color-primary-subtle);
}

.fee-table__price {
  font-weight: 700;
  color: var(--color-primary-dark);
  text-align: right;
  white-space: nowrap;
}

.fee-table__category-row th {
  background-color: var(--color-bg-alt);
  color: var(--color-primary-dark);
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  padding: 0.75rem var(--space-lg);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

/* --------------------------------------------------------------------------
   Testimonial & Reviews Architecture
   -------------------------------------------------------------------------- */
.ratings-banner {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-xl);
  box-shadow: var(--shadow-sm);
  margin-bottom: var(--space-2xl);
}

.ratings-banner__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  align-items: center;
}

@media (min-width: 768px) {
  .ratings-banner__grid {
    grid-template-columns: 1fr auto 1fr;
  }
}

.rating-pillar {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.rating-pillar__score {
  font-family: var(--font-serif);
  font-size: 2.75rem;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1;
}

.rating-pillar__info {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.rating-pillar__title {
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--color-primary-dark);
}

.rating-pillar__meta {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

.ratings-divider {
  display: none;
  width: 1px;
  height: 60px;
  background-color: var(--color-border);
}

@media (min-width: 768px) {
  .ratings-divider {
    display: block;
  }
}

/* Review Cards */
.review-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-xl);
  display: flex;
  flex-direction: column;
  position: relative;
  transition: all var(--transition-normal);
  height: 100%;
}

.review-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-border-accent);
}

.review-card__header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: var(--space-md);
}

.review-card__author {
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--color-primary-dark);
}

.review-card__source {
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-accent-dark);
  background: var(--color-accent-subtle);
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-xs);
  border: 1px solid var(--color-border-accent);
}

.review-card__text {
  font-size: var(--text-sm);
  color: var(--color-text);
  line-height: 1.6;
  font-style: italic;
  flex-grow: 1;
  position: relative;
}

/* Testimonials Carousel Controls */
.carousel-wrapper {
  position: relative;
}

.carousel-container {
  overflow: hidden;
  position: relative;
  width: 100%;
}

.carousel-track {
  display: flex;
  transition: transform var(--transition-smooth);
  gap: var(--space-lg);
}

.carousel-slide {
  flex: 0 0 100%;
  min-width: 0;
}

@media (min-width: 768px) {
  .carousel-slide {
    flex: 0 0 calc(50% - (var(--space-lg) / 2));
  }
}

@media (min-width: 1024px) {
  .carousel-slide {
    flex: 0 0 calc(33.333% - (var(--space-lg) * 2 / 3));
  }
}

.carousel-controls {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--space-md);
  margin-top: var(--space-xl);
}

.carousel-btn {
  min-width: 48px;
  min-height: 48px;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border);
  background-color: var(--color-surface);
  color: var(--color-primary-dark);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.carousel-btn:hover {
  background-color: var(--color-primary);
  color: var(--color-surface);
  border-color: var(--color-primary);
}

.carousel-dots {
  display: flex;
  gap: 0.5rem;
}

.carousel-dot {
  width: 10px;
  height: 10px;
  border-radius: var(--radius-full);
  background-color: var(--color-border);
  transition: all var(--transition-fast);
  border: none;
  padding: 0;
}

.carousel-dot.active {
  background-color: var(--color-accent);
  width: 24px;
}

/* --------------------------------------------------------------------------
   Clinic Showcase Gallery
   -------------------------------------------------------------------------- */
.gallery-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
}

@media (min-width: 600px) {
  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 992px) {
  .gallery-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.gallery-item {
  position: relative;
  aspect-ratio: 4 / 3;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-smooth);
}

.gallery-item:hover img {
  transform: scale(1.04);
}

.gallery-item__caption {
  position: absolute;
  bottom: 0;
  inset-inline: 0;
  background: linear-gradient(180deg, transparent 0%, rgba(27, 45, 36, 0.88) 100%);
  color: var(--color-surface);
  padding: var(--space-md);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* --------------------------------------------------------------------------
   Interactive Referral & Booking Forms
   -------------------------------------------------------------------------- */
.form-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-2xl);
  box-shadow: var(--shadow-md);
}

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

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

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.form-label {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-primary-dark);
}

.form-label .required {
  color: var(--color-error);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 0.8rem var(--space-md);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background-color: var(--color-bg);
  color: var(--color-text);
  font-size: var(--text-base);
  transition: border-color var(--transition-fast), background-color var(--transition-fast);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--color-accent);
  background-color: var(--color-surface);
  outline: none;
  box-shadow: 0 0 0 3px rgba(184, 137, 74, 0.15);
}

.form-textarea {
  min-height: 120px;
  resize: vertical;
}

.form-help {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

.form-checkbox-label {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  cursor: pointer;
}

.form-checkbox-label input[type="checkbox"],
.form-checkbox-label input[type="radio"] {
  width: 18px;
  height: 18px;
  margin-top: 2px;
  accent-color: var(--color-primary);
}

/* Interactive Star Rating Selector */
.star-rating-select {
  display: inline-flex;
  flex-direction: row-reverse;
  gap: 4px;
}

.star-rating-select input {
  display: none;
}

.star-rating-select label {
  cursor: pointer;
  color: var(--color-border);
  font-size: 1.8rem;
  transition: color var(--transition-fast);
  padding: 0.2rem;
}

.star-rating-select label:hover,
.star-rating-select label:hover ~ label,
.star-rating-select input:checked ~ label {
  color: var(--color-star);
}

/* --------------------------------------------------------------------------
   FAQ Accordion Architecture
   -------------------------------------------------------------------------- */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.faq-item {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color var(--transition-fast);
}

.faq-item:hover {
  border-color: var(--color-border-accent);
}

.faq-trigger {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-lg);
  font-family: var(--font-serif);
  font-size: var(--text-lg);
  font-weight: 500;
  color: var(--color-primary-dark);
  text-align: left;
  gap: var(--space-md);
  background: none;
}

.faq-trigger__icon {
  width: 28px;
  height: 28px;
  border-radius: var(--radius-full);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: transform var(--transition-normal);
}

.faq-item.open .faq-trigger__icon {
  transform: rotate(180deg);
  background-color: var(--color-primary-subtle);
  color: var(--color-primary);
}

.faq-panel {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-normal) ease-out;
}

.faq-panel__inner {
  padding: 0 var(--space-lg) var(--space-lg);
  font-size: var(--text-base);
  color: var(--color-text-muted);
  border-top: 1px solid var(--color-border-subtle);
  padding-top: var(--space-md);
}

/* --------------------------------------------------------------------------
   Floating Controls (WhatsApp & Back to Top)
   -------------------------------------------------------------------------- */
.floating-actions {
  position: fixed;
  bottom: 24px;
  inset-inline-end: 24px;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 12px;
  z-index: 990;
  pointer-events: none;
}

.floating-btn {
  pointer-events: auto;
  min-width: 48px;
  min-height: 48px;
  border-radius: var(--radius-full);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 18px rgba(0, 0, 0, 0.22);
  transition: all var(--transition-fast);
}

.floating-whatsapp {
  background-color: #25d366;
  color: #ffffff;
  padding: 0.6rem;
}

.floating-whatsapp:hover {
  background-color: #128c7e;
  transform: scale(1.08);
}

.back-to-top {
  background-color: var(--color-primary-dark);
  color: var(--color-surface);
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  background-color: var(--color-accent);
  color: #ffffff;
  transform: translateY(-3px);
}

/* --------------------------------------------------------------------------
   Global Multi-Column Footer
   -------------------------------------------------------------------------- */
.site-footer {
  background-color: var(--color-primary-dark);
  color: rgba(255, 255, 255, 0.85);
  padding-block: var(--space-4xl) var(--space-xl);
  margin-top: auto;
  border-top: 3px solid var(--color-accent);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2xl);
  margin-bottom: var(--space-3xl);
}

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

@media (min-width: 1024px) {
  .footer-grid {
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
  }
}

.footer-col__title {
  font-family: var(--font-serif);
  font-size: var(--text-lg);
  color: #ffffff;
  margin-bottom: var(--space-md);
  position: relative;
  padding-bottom: 0.5rem;
}

.footer-col__title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 24px;
  height: 2px;
  background-color: var(--color-accent);
}

.footer-col p {
  color: rgba(255, 255, 255, 0.78);
  font-size: var(--text-sm);
  margin-bottom: var(--space-sm);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer-link {
  color: rgba(255, 255, 255, 0.78);
  font-size: var(--text-sm);
  transition: color var(--transition-fast), transform var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.footer-link:hover {
  color: var(--color-accent-light);
  transform: translateX(3px);
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 0.75rem;
}

.footer-contact-item svg {
  color: var(--color-accent-light);
  flex-shrink: 0;
  margin-top: 3px;
}

/* Footer Bottom Bar */
.footer-bottom {
  padding-top: var(--space-xl);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  align-items: center;
  text-align: center;
  font-size: var(--text-xs);
  color: rgba(255, 255, 255, 0.65);
}

@media (min-width: 768px) {
  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
}

.footer-bottom a {
  color: rgba(255, 255, 255, 0.8);
  text-decoration: underline;
}

.footer-bottom a:hover {
  color: var(--color-accent-light);
}

/* --------------------------------------------------------------------------
   Modal Dialogs (Review & Consultation Booking)
   -------------------------------------------------------------------------- */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(18, 28, 22, 0.75);
  backdrop-filter: blur(5px);
  z-index: 3000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-md);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-normal), visibility var(--transition-normal);
}

.modal-overlay.open {
  opacity: 1;
  visibility: visible;
}

.modal-container {
  background: var(--color-surface);
  border-radius: var(--radius-md);
  width: 100%;
  max-width: 620px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--color-border);
  position: relative;
  transform: translateY(20px) scale(0.97);
  transition: transform var(--transition-smooth);
}

.modal-overlay.open .modal-container {
  transform: translateY(0) scale(1);
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-lg) var(--space-xl);
  border-bottom: 1px solid var(--color-border);
}

.modal-title {
  font-size: var(--text-2xl);
  color: var(--color-primary-dark);
}

.modal-close {
  min-width: 44px;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--color-text-muted);
  border-radius: var(--radius-sm);
}

.modal-close:hover {
  color: var(--color-primary);
  background-color: var(--color-primary-subtle);
}

.modal-body {
  padding: var(--space-xl);
}

/* --------------------------------------------------------------------------
   Notification Banner / Toast
   -------------------------------------------------------------------------- */
.toast-msg {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background: var(--color-primary-dark);
  color: #ffffff;
  padding: 0.85rem 1.5rem;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-lg);
  font-size: var(--text-sm);
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  z-index: 4000;
  transition: transform var(--transition-normal);
  border: 1px solid var(--color-accent);
}

.toast-msg.show {
  transform: translateX(-50%) translateY(0);
}

/* --------------------------------------------------------------------------
   Print Optimizations
   -------------------------------------------------------------------------- */
@media print {
  .site-header,
  .site-footer,
  .floating-actions,
  .mobile-drawer,
  .drawer-backdrop,
  .btn,
  .modal-overlay {
    display: none !important;
  }

  body {
    background: #ffffff !important;
    color: #000000 !important;
  }

  .section {
    padding-block: 1rem !important;
  }
}