/* ============================================================
   KANPUR DENTAL CARE & IMPLANT CENTRE
   Global Design System — style.css
   
   Premium dental website global styles.
   Color philosophy: 85% bright (white/teal tint), 
   10% teal accents, 5% dark (footer only).
   ============================================================ */

/* ── Google Fonts ────────────────────────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Playfair+Display:ital,wght@0,400;0,500;0,600;0,700;1,400;1,500&display=swap');

/* ── CSS Custom Properties (Design Tokens) ──────────────── */
:root {
  /* ── Backgrounds ── */
  --clr-bg-white: #FFFFFF;
  --clr-bg-off-white: #F8FAFC;
  --clr-bg-teal-tint: #F0FDFA;
  --clr-bg-teal-light: #CCFBF1;
  --clr-bg-footer: #0F172A;

  /* ── Brand Colors ── */
  --clr-primary: #0D9488;
  --clr-primary-dark: #0F766E;
  --clr-primary-light: #14B8A6;
  --clr-primary-50: #F0FDFA;
  --clr-primary-100: #CCFBF1;
  --clr-primary-200: #99F6E4;
  --clr-accent: #D4A853;
  --clr-accent-hover: #C4982E;
  --clr-accent-light: #F5E6C8;

  /* ── Text Colors ── */
  --clr-text-heading: #0F172A;
  --clr-text-body: #334155;
  --clr-text-muted: #64748B;
  --clr-text-on-dark: #F1F5F9;
  --clr-text-on-primary: #FFFFFF;

  /* ── Effects ── */
  --clr-glass: rgba(255, 255, 255, 0.75);
  --clr-glass-border: rgba(13, 148, 136, 0.15);
  --clr-shadow: rgba(0, 0, 0, 0.06);
  --clr-shadow-md: rgba(0, 0, 0, 0.08);
  --clr-shadow-lg: rgba(0, 0, 0, 0.12);
  --clr-hero-overlay: linear-gradient(135deg, rgba(13, 148, 136, 0.82), rgba(15, 23, 42, 0.72));

  /* ── Typography ── */
  --font-heading: 'Playfair Display', Georgia, serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

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

  /* ── Border Radius ── */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  /* ── Transitions ── */
  --transition-fast: 200ms ease;
  --transition-base: 300ms ease;
  --transition-slow: 500ms ease;

  /* ── Shadows ── */
  --shadow-sm: 0 1px 3px var(--clr-shadow);
  --shadow-md: 0 4px 12px var(--clr-shadow-md);
  --shadow-lg: 0 8px 30px var(--clr-shadow-lg);
  --shadow-xl: 0 16px 48px var(--clr-shadow-lg);
  --shadow-glow-teal: 0 0 20px rgba(13, 148, 136, 0.25);
  --shadow-glow-gold: 0 0 20px rgba(212, 168, 83, 0.3);

  /* ── Z-index Scale ── */
  --z-dropdown: 100;
  --z-navbar: 500;
  --z-modal: 900;
  --z-chatbot: 950;
  --z-toast: 1000;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.7;
  color: var(--clr-text-body);
  background-color: var(--clr-bg-white);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

ul, ol {
  list-style: none;
}

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
  font-size: inherit;
}

input, textarea, select {
  font-family: inherit;
  font-size: inherit;
  outline: none;
  border: none;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--clr-text-heading);
  line-height: 1.2;
  font-weight: 600;
}

/* ── Typography Scale ────────────────────────────────────── */
h1 { font-size: clamp(2.25rem, 5vw, 3.75rem); font-weight: 700; }
h2 { font-size: clamp(1.875rem, 4vw, 3rem); }
h3 { font-size: clamp(1.25rem, 2.5vw, 1.5rem); font-family: var(--font-body); }
h4 { font-size: clamp(1.1rem, 2vw, 1.25rem); font-family: var(--font-body); }

p { margin-bottom: var(--space-md); }
p:last-child { margin-bottom: 0; }


/* ============================================================
   LAYOUT & CONTAINERS
   ============================================================ */

.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--space-xl);
}

.container--narrow {
  max-width: 960px;
}

.container--wide {
  max-width: 1440px;
}

.section {
  padding: var(--space-4xl) 0;
}

.section--teal-tint {
  background-color: var(--clr-bg-teal-tint);
}

.section--off-white {
  background-color: var(--clr-bg-off-white);
}

.section--teal-light {
  background-color: var(--clr-bg-teal-light);
}


/* ============================================================
   SECTION HEADERS
   ============================================================ */

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto var(--space-3xl);
}

.section-header__label {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--clr-primary);
  margin-bottom: var(--space-md);
}

.section-header__label::before,
.section-header__label::after {
  content: '';
  width: 24px;
  height: 2px;
  background: var(--clr-primary);
  border-radius: 2px;
}

.section-header__title {
  margin-bottom: var(--space-md);
}

.section-header__subtitle {
  color: var(--clr-text-muted);
  font-size: 1.0625rem;
  line-height: 1.7;
}


/* ============================================================
   BUTTONS
   ============================================================ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 0.8125rem 1.75rem;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 0.9375rem;
  letter-spacing: 0.3px;
  transition: all var(--transition-base);
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}

/* Shimmer / shine effect on buttons */
.btn::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  transition: left 0.6s ease;
}

.btn:hover::after {
  left: 100%;
}

.btn-primary {
  background: var(--clr-primary);
  color: var(--clr-text-on-primary);
  box-shadow: 0 4px 14px rgba(13, 148, 136, 0.35);
}

.btn-primary:hover {
  background: var(--clr-primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(13, 148, 136, 0.45);
}

.btn-accent {
  background: var(--clr-accent);
  color: #1a1a1a;
  box-shadow: 0 4px 14px rgba(212, 168, 83, 0.35);
}

.btn-accent:hover {
  background: var(--clr-accent-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow-gold);
}

.btn-outline {
  background: transparent;
  color: var(--clr-primary);
  border: 2px solid var(--clr-primary);
}

.btn-outline:hover {
  background: var(--clr-primary);
  color: var(--clr-text-on-primary);
  transform: translateY(-2px);
}

.btn-outline--white {
  color: #fff;
  border-color: rgba(255,255,255,0.5);
}

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

.btn-sm {
  padding: 0.5rem 1.25rem;
  font-size: 0.8125rem;
}

.btn-lg {
  padding: 1rem 2.25rem;
  font-size: 1rem;
}

.btn-icon {
  width: 48px;
  height: 48px;
  padding: 0;
  border-radius: 50%;
}


/* ============================================================
   CARDS
   ============================================================ */

.card {
  background: var(--clr-bg-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  transition: all var(--transition-base);
  border: 1px solid rgba(0,0,0,0.04);
}

.card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--clr-primary-200);
}

.card__image {
  width: 100%;
  height: 220px;
  object-fit: cover;
}

.card__body {
  padding: var(--space-lg);
}

.card__tag {
  display: inline-block;
  padding: 4px 12px;
  background: var(--clr-bg-teal-tint);
  color: var(--clr-primary);
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: var(--space-sm);
}

.card__title {
  font-size: 1.25rem;
  margin-bottom: var(--space-sm);
}

.card__text {
  color: var(--clr-text-muted);
  font-size: 0.9375rem;
}

.card__link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--clr-primary);
  font-weight: 600;
  font-size: 0.9375rem;
  margin-top: var(--space-md);
  transition: gap var(--transition-fast);
}

.card__link:hover {
  gap: 10px;
  color: var(--clr-primary-dark);
}


/* ============================================================
   GLASS PANEL
   ============================================================ */

.glass-panel {
  background: var(--clr-glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--clr-glass-border);
  border-radius: var(--radius-lg);
}


/* ============================================================
   BADGES
   ============================================================ */

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 16px;
  border-radius: var(--radius-full);
  font-size: 0.8125rem;
  font-weight: 600;
}

.badge--teal {
  background: var(--clr-bg-teal-tint);
  color: var(--clr-primary);
}

.badge--gold {
  background: var(--clr-accent-light);
  color: #8B6914;
}

.badge--rainbow {
  background: linear-gradient(135deg, #FF6B6B, #FFA500, #FFD700, #4CAF50, #2196F3, #9C27B0);
  color: #fff;
  background-size: 200% 200%;
  animation: rainbowShift 4s ease infinite;
}

@keyframes rainbowShift {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}


/* ============================================================
   NAVBAR
   ============================================================ */

.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-navbar);
  padding: 1rem 0;
  transition: all var(--transition-base);
  background: transparent;
}

/* Scrolled state — white glass */
.navbar.scrolled {
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 2px 20px var(--clr-shadow);
  padding: 0.625rem 0;
}

.navbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1340px;
  margin: 0 auto;
  padding: 0 var(--space-xl);
}

.navbar__logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.navbar__logo img {
  height: 48px;
  width: auto;
  transition: height var(--transition-base);
}

.navbar.scrolled .navbar__logo img {
  height: 40px;
}

.navbar__logo-text {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--clr-text-on-primary);
  line-height: 1.2;
  transition: color var(--transition-base);
}

.navbar__logo-text span {
  display: block;
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 400;
  opacity: 0.8;
  letter-spacing: 0.5px;
}

.navbar.scrolled .navbar__logo-text {
  color: var(--clr-text-heading);
}

/* ── Nav Links ── */
.navbar__links {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.navbar__links a {
  font-size: 0.9375rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.9);
  padding: var(--space-sm) var(--space-xs);
  position: relative;
  transition: color var(--transition-fast);
}

.navbar.scrolled .navbar__links a {
  color: var(--clr-text-body);
}

.navbar__links a:hover,
.navbar__links a.active {
  color: var(--clr-primary-light);
}

.navbar.scrolled .navbar__links a:hover,
.navbar.scrolled .navbar__links a.active {
  color: var(--clr-primary);
}

/* Active link underline */
.navbar__links a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 2px;
  background: var(--clr-primary-light);
  border-radius: 2px;
  transition: width var(--transition-base);
}

.navbar__links a:hover::after,
.navbar__links a.active::after {
  width: 60%;
}

.navbar.scrolled .navbar__links a::after {
  background: var(--clr-primary);
}

/* ── Language Toggle ── */
.lang-toggle {
  display: flex;
  align-items: center;
  background: rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-full);
  padding: 3px;
  transition: background var(--transition-base);
}

.navbar.scrolled .lang-toggle {
  background: var(--clr-bg-off-white);
}

.lang-toggle__btn {
  padding: 5px 14px;
  border-radius: var(--radius-full);
  font-size: 0.8125rem;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.7);
  transition: all var(--transition-fast);
}

.navbar.scrolled .lang-toggle__btn {
  color: var(--clr-text-muted);
}

.lang-toggle__btn.active {
  background: var(--clr-primary);
  color: #fff;
}

.navbar.scrolled .lang-toggle__btn.active {
  background: var(--clr-primary);
  color: #fff;
}

/* ── Nav Actions (toggle + CTA) ── */
.navbar__actions {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.navbar__cta {
  padding: 0.625rem 1.5rem;
  background: var(--clr-accent);
  color: #1a1a1a;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 0.875rem;
  transition: all var(--transition-base);
  box-shadow: 0 2px 10px rgba(212, 168, 83, 0.3);
}

.navbar__cta:hover {
  background: var(--clr-accent-hover);
  transform: translateY(-1px);
  box-shadow: var(--shadow-glow-gold);
}

/* ── Hamburger Menu (Mobile) ── */
.navbar__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 28px;
  cursor: pointer;
  z-index: calc(var(--z-navbar) + 10);
}

.navbar__hamburger span {
  width: 100%;
  height: 2.5px;
  background: #fff;
  border-radius: 2px;
  transition: all var(--transition-base);
}

.navbar.scrolled .navbar__hamburger span {
  background: var(--clr-text-heading);
}

/* Hamburger → X animation */
.navbar__hamburger.open span:nth-child(1) {
  transform: translateY(7.5px) rotate(45deg);
}

.navbar__hamburger.open span:nth-child(2) {
  opacity: 0;
  transform: translateX(-10px);
}

.navbar__hamburger.open span:nth-child(3) {
  transform: translateY(-7.5px) rotate(-45deg);
}

/* ── Mobile Navigation Overlay ── */
.navbar__mobile-menu {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(255, 255, 255, 0.97);
  backdrop-filter: blur(20px);
  z-index: var(--z-navbar);
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-xl);
  opacity: 0;
  transform: scale(0.95);
  transition: all var(--transition-base);
}

.navbar__mobile-menu.open {
  display: flex;
  opacity: 1;
  transform: scale(1);
}

.navbar__mobile-menu a {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--clr-text-heading);
  padding: var(--space-sm) var(--space-xl);
  transition: color var(--transition-fast);
}

.navbar__mobile-menu a:hover {
  color: var(--clr-primary);
}

.navbar__mobile-menu .lang-toggle {
  background: var(--clr-bg-off-white);
  margin-top: var(--space-md);
}

.navbar__mobile-menu .lang-toggle__btn {
  color: var(--clr-text-muted);
}

.navbar__mobile-menu .lang-toggle__btn.active {
  background: var(--clr-primary);
  color: #fff;
}


/* ============================================================
   PAGE HERO BANNER (inner pages)
   ============================================================ */

.page-hero {
  background: linear-gradient(135deg, var(--clr-primary), var(--clr-primary-dark));
  padding: 8rem 0 4rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(255,255,255,0.08) 0%, transparent 70%);
  border-radius: 50%;
}

.page-hero::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -10%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(255,255,255,0.05) 0%, transparent 70%);
  border-radius: 50%;
}

.page-hero__title {
  color: #fff;
  font-size: clamp(2rem, 4.5vw, 3.25rem);
  margin-bottom: var(--space-md);
  position: relative;
  z-index: 1;
}

.page-hero__subtitle {
  color: rgba(255, 255, 255, 0.85);
  font-size: 1.0625rem;
  max-width: 600px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.page-hero__breadcrumb {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  margin-top: var(--space-lg);
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.65);
  position: relative;
  z-index: 1;
}

.page-hero__breadcrumb a {
  color: rgba(255, 255, 255, 0.8);
}

.page-hero__breadcrumb a:hover {
  color: #fff;
}


/* ============================================================
   FOOTER
   ============================================================ */

.footer {
  background: var(--clr-bg-footer);
  color: var(--clr-text-on-dark);
  padding: var(--space-4xl) 0 0;
}

.footer__grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: var(--space-3xl);
  margin-bottom: var(--space-3xl);
}

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

.footer__brand img {
  height: 52px;
  width: auto;
}

.footer__brand p {
  color: rgba(241, 245, 249, 0.7);
  font-size: 0.9375rem;
  line-height: 1.7;
}

.footer__heading {
  color: #fff;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: var(--space-lg);
  position: relative;
  padding-bottom: var(--space-sm);
}

.footer__heading::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 30px;
  height: 2px;
  background: var(--clr-primary);
  border-radius: 2px;
}

.footer__links li {
  margin-bottom: var(--space-sm);
}

.footer__links a {
  color: rgba(241, 245, 249, 0.7);
  font-size: 0.9375rem;
  transition: all var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
}

.footer__links a:hover {
  color: var(--clr-primary-light);
  padding-left: 4px;
}

.footer__contact-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  margin-bottom: var(--space-md);
  color: rgba(241, 245, 249, 0.7);
  font-size: 0.9375rem;
}

.footer__contact-icon {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(13, 148, 136, 0.15);
  border-radius: var(--radius-sm);
  color: var(--clr-primary-light);
  flex-shrink: 0;
}

/* Social links */
.footer__socials {
  display: flex;
  gap: var(--space-sm);
  margin-top: var(--space-lg);
}

.footer__socials a {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.08);
  color: rgba(241, 245, 249, 0.8);
  transition: all var(--transition-base);
}

.footer__socials a:hover {
  background: var(--clr-primary);
  color: #fff;
  transform: translateY(-3px);
}

/* Footer bottom bar */
.footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: var(--space-lg) 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.8125rem;
  color: rgba(241, 245, 249, 0.5);
}

.footer__bottom-badges {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}


/* ============================================================
   FLOATING WHATSAPP BUTTON
   ============================================================ */

.whatsapp-float {
  position: fixed;
  bottom: 100px;
  right: 24px;
  z-index: var(--z-chatbot);
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: #25D366;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(37, 211, 102, 0.4);
  transition: all var(--transition-base);
  animation: floatPulse 2s ease-in-out infinite;
}

.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 24px rgba(37, 211, 102, 0.5);
}

.whatsapp-float svg {
  width: 28px;
  height: 28px;
}


/* ============================================================
   BACK TO TOP BUTTON
   ============================================================ */

.back-to-top {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: var(--z-dropdown);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--clr-primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-md);
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: all var(--transition-base);
}

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

.back-to-top:hover {
  background: var(--clr-primary-dark);
  transform: translateY(-3px);
}


/* ============================================================
   FORM ELEMENTS (Shared)
   ============================================================ */

.form-group {
  margin-bottom: var(--space-lg);
}

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--clr-text-heading);
  margin-bottom: var(--space-sm);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 0.8125rem 1rem;
  border: 2px solid #E2E8F0;
  border-radius: var(--radius-md);
  background: var(--clr-bg-white);
  color: var(--clr-text-heading);
  font-size: 0.9375rem;
  transition: all var(--transition-fast);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--clr-primary);
  box-shadow: 0 0 0 4px rgba(13, 148, 136, 0.1);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--clr-text-muted);
}

.form-textarea {
  min-height: 100px;
  resize: vertical;
}

/* ── Toggle Switch ── */
.toggle-switch {
  position: relative;
  width: 48px;
  height: 26px;
  flex-shrink: 0;
}

.toggle-switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.toggle-switch__slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: #CBD5E1;
  border-radius: var(--radius-full);
  transition: var(--transition-base);
}

.toggle-switch__slider::before {
  content: '';
  position: absolute;
  height: 20px;
  width: 20px;
  left: 3px;
  bottom: 3px;
  background-color: white;
  border-radius: 50%;
  transition: var(--transition-base);
  box-shadow: 0 1px 3px rgba(0,0,0,0.15);
}

.toggle-switch input:checked + .toggle-switch__slider {
  background-color: var(--clr-primary);
}

.toggle-switch input:checked + .toggle-switch__slider::before {
  transform: translateX(22px);
}

/* ── Custom Checkbox ── */
.custom-checkbox {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  cursor: pointer;
  font-size: 0.9375rem;
  color: var(--clr-text-body);
}

.custom-checkbox input {
  width: 20px;
  height: 20px;
  accent-color: var(--clr-primary);
  cursor: pointer;
}


/* ============================================================
   MARQUEE (Infinite Scroll)
   ============================================================ */

.marquee-wrapper {
  overflow: hidden;
  position: relative;
  width: 100%;
}

.marquee-wrapper::before,
.marquee-wrapper::after {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  width: 80px;
  z-index: 2;
  pointer-events: none;
}

.marquee-wrapper::before {
  left: 0;
  background: linear-gradient(90deg, var(--clr-bg-white), transparent);
}

.marquee-wrapper::after {
  right: 0;
  background: linear-gradient(90deg, transparent, var(--clr-bg-white));
}

.marquee-wrapper--teal::before {
  background: linear-gradient(90deg, var(--clr-bg-teal-tint), transparent);
}

.marquee-wrapper--teal::after {
  background: linear-gradient(90deg, transparent, var(--clr-bg-teal-tint));
}

.marquee-track {
  display: flex;
  gap: var(--space-xl);
  animation: marqueeScroll 30s linear infinite;
  width: max-content;
}

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

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

.marquee-item {
  flex-shrink: 0;
  border-radius: var(--radius-md);
  overflow: hidden;
  height: 180px;
}

.marquee-item img {
  height: 100%;
  width: 280px;
  object-fit: cover;
  border-radius: var(--radius-md);
}


/* ============================================================
   KEYFRAME ANIMATIONS
   ============================================================ */

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-40px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(40px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes floatPulse {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-4px); }
}

@keyframes gentleFloat {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  25% { transform: translateY(-10px) rotate(1deg); }
  75% { transform: translateY(5px) rotate(-1deg); }
}

@keyframes pulse {
  0% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.05); opacity: 0.8; }
  100% { transform: scale(1); opacity: 1; }
}

@keyframes spinSlow {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* GSAP reveal: hidden by default, revealed on scroll */
.reveal {
  opacity: 0;
  transform: translateY(30px);
}

.reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}


/* ============================================================
   AMBIENT BACKGROUND SHAPES
   ============================================================ */

.ambient-shapes {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  overflow: hidden;
  pointer-events: none;
  z-index: 0;
}

.ambient-shapes .shape {
  position: absolute;
  border-radius: 50%;
  opacity: 0.07;
  animation: gentleFloat 15s ease-in-out infinite;
}

.ambient-shapes .shape--1 {
  width: 300px;
  height: 300px;
  background: var(--clr-primary);
  top: -100px;
  right: -100px;
  animation-delay: 0s;
}

.ambient-shapes .shape--2 {
  width: 200px;
  height: 200px;
  background: var(--clr-accent);
  bottom: -60px;
  left: -60px;
  animation-delay: -5s;
}

.ambient-shapes .shape--3 {
  width: 150px;
  height: 150px;
  background: var(--clr-primary-light);
  top: 40%;
  right: 20%;
  animation-delay: -10s;
}


/* ============================================================
   RESPONSIVE BREAKPOINTS
   ============================================================ */

/* ── Tablet (768px) ── */
@media (max-width: 768px) {
  .container {
    padding: 0 var(--space-md);
  }

  .section {
    padding: var(--space-3xl) 0;
  }

  /* Navbar */
  .navbar__links,
  .navbar__actions .lang-toggle,
  .navbar__cta {
    display: none;
  }

  .navbar__hamburger {
    display: flex;
  }

  /* Footer */
  .footer__grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2xl);
  }

  .footer__bottom {
    flex-direction: column;
    gap: var(--space-md);
    text-align: center;
  }

  /* Page Hero */
  .page-hero {
    padding: 7rem 0 3rem;
  }
}

/* ── Mobile (480px) ── */
@media (max-width: 480px) {
  html {
    font-size: 15px;
  }

  .section {
    padding: var(--space-2xl) 0;
  }

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

  .marquee-item {
    height: 140px;
  }

  .marquee-item img {
    width: 220px;
  }

  .page-hero {
    padding: 6rem 0 2.5rem;
  }

  .btn-lg {
    padding: 0.875rem 1.75rem;
    font-size: 0.9375rem;
  }
}

/* ── Large screens ── */
@media (min-width: 1280px) {
  .container {
    padding: 0 var(--space-2xl);
  }
}


/* ============================================================
   SCROLL REVEAL ANIMATIONS (CSS-based)
   
   Elements start hidden and animate in when JS adds
   the .visible class via IntersectionObserver.
   This is much more reliable than GSAP gsap.from()
   which sets opacity:0 inline and can break.
   ============================================================ */

/* ── Base reveal (fade up) ── */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── Slide from left ── */
.reveal-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal-left.visible {
  opacity: 1;
  transform: translateX(0);
}

/* ── Slide from right ── */
.reveal-right {
  opacity: 0;
  transform: translateX(40px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal-right.visible {
  opacity: 1;
  transform: translateX(0);
}

/* ── Scale up ── */
.reveal-scale {
  opacity: 0;
  transform: scale(0.92);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal-scale.visible {
  opacity: 1;
  transform: scale(1);
}

/* ── Grid item stagger ── */
.reveal-grid-item {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.reveal-grid-item.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── noscript / JS fail safety ── */
@media (prefers-reduced-motion: reduce) {
  .reveal,
  .reveal-left,
  .reveal-right,
  .reveal-scale,
  .reveal-grid-item {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
}