/* ═══════════════════════════════════════════════════
   ANJALI DENTAL CARE — main.css
   Shared styles: variables, reset, navbar, footer,
   preloader, scroll progress, floating buttons, utilities
═══════════════════════════════════════════════════ */

/* ── CSS Variables ── */
:root {
  --primary:       #0ea5e9;
  --primary-dark:  #0284c7;
  --primary-light: #38bdf8;
  --accent:        #06b6d4;
  --accent2:       #6366f1;
  --white:         #ffffff;
  --off-white:     #f0f9ff;
  --text-dark:     #0f172a;
  --text-mid:      #334155;
  --text-light:    #64748b;
  --glass-bg:      rgba(255,255,255,0.65);
  --glass-border:  rgba(255,255,255,0.8);
  --glass-shadow:  0 8px 32px rgba(14,165,233,0.12);
  --nav-h:         76px;
  --radius-sm:     10px;
  --radius-md:     18px;
  --radius-lg:     28px;
  --transition:    0.35s cubic-bezier(0.25,0.46,0.45,0.94);
  --font-body:     'Outfit', sans-serif;
  --font-display:  'DM Serif Display', serif;
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; overflow-x: hidden; }
body {
  font-family: var(--font-body);
  color: var(--text-dark);
  background: var(--white);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
img { display: block; width: 100%; height: 100%; object-fit: cover; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }

/* ── Scroll Progress ── */
#scroll-progress {
  position: fixed;
  top: 0; left: 0;
  height: 3px;
  width: 0%;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  z-index: 9999;
  transition: width 0.1s linear;
}

/* ── Preloader ── */
#preloader {
  position: fixed;
  inset: 0;
  background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 50%, #f0fdf4 100%);
  z-index: 99999;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.6s ease, visibility 0.6s ease;
}
#preloader.hidden { opacity: 0; visibility: hidden; }
.preloader-inner { text-align: center; }
.pre-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin-bottom: 28px;
}
.pre-icon {
  width: 52px; height: 52px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  font-size: 24px; color: #fff;
  box-shadow: 0 8px 24px rgba(14,165,233,0.4);
  animation: preIconPulse 1.2s ease-in-out infinite alternate;
}
@keyframes preIconPulse {
  from { transform: scale(1); box-shadow: 0 8px 24px rgba(14,165,233,0.4); }
  to   { transform: scale(1.08); box-shadow: 0 12px 32px rgba(14,165,233,0.6); }
}
.pre-name {
  font-size: 1.6rem;
  font-weight: 700;
  background: linear-gradient(135deg, var(--primary-dark), var(--accent));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.pre-bar {
  width: 240px;
  height: 4px;
  background: rgba(14,165,233,0.15);
  border-radius: 99px;
  overflow: hidden;
  margin: 0 auto 14px;
}
.pre-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  border-radius: 99px;
  animation: preLoad 2s ease forwards;
}
@keyframes preLoad {
  from { width: 0; }
  to   { width: 100%; }
}
.pre-text {
  font-size: 0.82rem;
  color: var(--text-light);
  letter-spacing: 0.05em;
}

/* ── Navbar ── */
#navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-h);
  z-index: 1000;
  transition: background var(--transition), box-shadow var(--transition);
}
#navbar.scrolled {
  background: rgba(255,255,255,0.82);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  box-shadow: 0 2px 20px rgba(14,165,233,0.10);
}
.nav-container {
  max-width: 1320px;
  margin: 0 auto;
  height: 100%;
  padding: 0 24px;
  display: flex;
  align-items: center;
  gap: 32px;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.logo-icon {
  width: 40px; height: 40px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 18px; color: #fff;
  box-shadow: 0 4px 12px rgba(14,165,233,0.35);
  flex-shrink: 0;
}
.logo-text {
  font-size: 1.18rem;
  font-weight: 700;
  color: var(--text-dark);
  letter-spacing: -0.02em;
}
.logo-accent { color: var(--primary); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-left: auto;
  height: 100vh;
}
.nav-link {
  padding: 8px 14px;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-mid);
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
  position: relative;
}
.nav-link::after {
  content: '';
  position: absolute;
  bottom: 4px; left: 14px; right: 14px;
  height: 2px;
  background: var(--primary);
  border-radius: 1px;
  transform: scaleX(0);
  transition: transform var(--transition);
}
.nav-link:hover, .nav-link.active { color: var(--primary); }
.nav-link.active::after, .nav-link:hover::after { transform: scaleX(1); }

.nav-cta {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.btn-call {
  padding: 9px 18px;
  font-size: 0.84rem;
  font-weight: 600;
  color: var(--primary);
  border: 1.5px solid rgba(14,165,233,0.3);
  border-radius: var(--radius-sm);
  transition: all var(--transition);
  display: flex; align-items: center; gap: 6px;
}
.btn-call:hover {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}
.btn-book {
  padding: 9px 20px;
  font-size: 0.84rem;
  font-weight: 600;
  color: #fff;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  border-radius: var(--radius-sm);
  box-shadow: 0 4px 16px rgba(14,165,233,0.35);
  transition: all var(--transition);
}
.btn-book:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(14,165,233,0.45);
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 6px;
  margin-left: auto;
}
.hamburger span {
  display: block;
  width: 22px; height: 2px;
  background: var(--text-dark);
  border-radius: 1px;
  transition: var(--transition);
}

/* ── Section Utilities ── */
.section-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.section-container.col {
  display: flex;
  flex-direction: column;
  align-items: center;
}
.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--primary);
  background: rgba(14,165,233,0.08);
  padding: 6px 14px;
  border-radius: 99px;
  border: 1px solid rgba(14,165,233,0.2);
  margin-bottom: 16px;
}
.section-title {
  font-family: var(--font-body);
  font-size: clamp(1.9rem, 4vw, 2.8rem);
  font-weight: 800;
  line-height: 1.2;
  color: var(--text-dark);
  letter-spacing: -0.03em;
  margin-bottom: 16px;
}
.section-title em {
  font-style: italic;
  font-family: var(--font-display);
  background: linear-gradient(135deg, var(--primary), var(--accent));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.section-body {
  font-size: 1rem;
  color: var(--text-light);
  line-height: 1.7;
  margin-bottom: 28px;
}
.section-sub {
  font-size: 1rem;
  color: var(--text-light);
  line-height: 1.7;
  max-width: 560px;
  text-align: center;
}
.section-header {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-bottom: 56px;
}
.section-cta {
  margin-top: 48px;
}

/* ── Buttons ── */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 28px;
  font-size: 0.92rem;
  font-weight: 600;
  color: #fff;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  border-radius: var(--radius-md);
  box-shadow: 0 6px 20px rgba(14,165,233,0.35);
  transition: all var(--transition);
}
.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 32px rgba(14,165,233,0.45);
}

/* ── Glass Card ── */
.glass-card {
  background: var(--glass-bg);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--glass-shadow);
}

/* ── Page Hero (Services/Gallery) ── */
.page-hero {
  min-height: 380px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: calc(var(--nav-h) + 60px) 24px 80px;
  position: relative;
  overflow: hidden;
  background: linear-gradient(180deg, #f0f9ff 0%, #e0f2fe 60%, #f8fafc 100%);
}
.page-hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}
.page-hero-bg .hero-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(70px);
  opacity: 0.35;
}
.page-hero-bg .orb-1 {
  width: 500px; height: 500px;
  background: radial-gradient(circle, var(--primary-light), transparent);
  top: -100px; right: 10%;
}
.page-hero-bg .orb-2 {
  width: 400px; height: 400px;
  background: radial-gradient(circle, var(--accent), transparent);
  bottom: -100px; left: 5%;
}
.page-hero-content {
  position: relative;
  z-index: 1;
}
.page-hero-content h1 {
  font-size: clamp(2.4rem, 6vw, 4rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  color: var(--text-dark);
  margin-bottom: 16px;
}
.page-hero-content h1 em {
  font-style: italic;
  font-family: var(--font-display);
  background: linear-gradient(135deg, var(--primary), var(--accent));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.page-hero-content p {
  font-size: 1.05rem;
  color: var(--text-light);
  max-width: 520px;
  margin: 0 auto 24px;
  line-height: 1.7;
}
.breadcrumb {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  color: var(--text-light);
}
.breadcrumb a { color: var(--primary); }
.breadcrumb i { font-size: 0.65rem; }

/* ── CTA Banner ── */
#cta-banner {
  padding: 80px 24px;
  position: relative;
  overflow: hidden;
}
.cta-inner {
  max-width: 860px;
  margin: 0 auto;
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--accent2) 100%);
  border-radius: 28px;
  padding: 64px 48px;
  text-align: center;
  position: relative;
  overflow: hidden;
  box-shadow: 0 24px 60px rgba(14,165,233,0.3);
}
.cta-orb {
  position: absolute;
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(255,255,255,0.12) 0%, transparent 70%);
  border-radius: 50%;
  top: -120px; right: -100px;
  pointer-events: none;
}
.cta-content { position: relative; z-index: 1; }
.cta-content h2 {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 800;
  color: #fff;
  letter-spacing: -0.03em;
  margin-bottom: 12px;
}
.cta-content p {
  font-size: 1rem;
  color: rgba(255,255,255,0.8);
  margin-bottom: 32px;
  line-height: 1.7;
}
.cta-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}
.cta-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 30px;
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--primary-dark);
  background: #fff;
  border-radius: var(--radius-md);
  box-shadow: 0 6px 20px rgba(0,0,0,0.15);
  transition: all var(--transition);
}
.cta-primary:hover { transform: translateY(-3px); box-shadow: 0 12px 30px rgba(0,0,0,0.2); }
.cta-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 30px;
  font-size: 0.92rem;
  font-weight: 600;
  color: #fff;
  border: 2px solid rgba(255,255,255,0.4);
  border-radius: var(--radius-md);
  transition: all var(--transition);
}
.cta-secondary:hover {
  background: rgba(255,255,255,0.15);
  border-color: rgba(255,255,255,0.7);
}

/* ── Footer ── */
#footer {
  background: var(--text-dark);
  color: rgba(255,255,255,0.75);
  padding: 72px 0 0;
}
.footer-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px 60px;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 48px;
}
#footer .nav-logo .logo-text { color: #fff; }
#footer .logo-icon { box-shadow: 0 4px 12px rgba(14,165,233,0.5); }
.footer-brand p {
  font-size: 0.88rem;
  line-height: 1.7;
  color: rgba(255,255,255,0.55);
  margin: 16px 0 24px;
}
.footer-social {
  display: flex;
  gap: 10px;
}
.footer-social a {
  width: 38px; height: 38px;
  border-radius: 10px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.9rem;
  color: rgba(255,255,255,0.6);
  transition: all var(--transition);
}
.footer-social a:hover {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
  transform: translateY(-2px);
}
.footer-links h4, .footer-contact h4 {
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #fff;
  margin-bottom: 20px;
}
.footer-links ul li {
  margin-bottom: 10px;
}
.footer-links ul li a {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.55);
  transition: color var(--transition);
}
.footer-links ul li a:hover { color: var(--primary-light); }
.footer-contact p {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.55);
  margin-bottom: 10px;
  display: flex;
  align-items: flex-start;
  gap: 10px;
  line-height: 1.5;
}
.footer-contact p i { color: var(--primary-light); margin-top: 2px; flex-shrink: 0; }
.footer-contact a { color: rgba(255,255,255,0.55); }
.footer-contact a:hover { color: var(--primary-light); }
.footer-wa-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 16px;
  padding: 10px 20px;
  background: #25d366;
  color: #fff !important;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 600;
  transition: all var(--transition);
}
.footer-wa-btn:hover { transform: translateY(-2px); box-shadow: 0 6px 20px rgba(37,211,102,0.4); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.07);
  padding: 20px 24px;
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.35);
  flex-wrap: wrap;
  gap: 8px;
}
.footer-bottom a { color: var(--primary-light); }

/* ── Floating Buttons ── */
.float-whatsapp, .float-call {
  position: fixed;
  right: 28px;
  width: 54px; height: 54px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem;
  color: #fff;
  box-shadow: 0 6px 24px rgba(0,0,0,0.2);
  z-index: 900;
  transition: all var(--transition);
}
.float-whatsapp {
  bottom: 28px;
  background: #25d366;
}
.float-call {
  bottom: 94px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
}
.float-whatsapp:hover, .float-call:hover {
  transform: translateX(-4px) scale(1.08);
  box-shadow: 0 12px 32px rgba(0,0,0,0.25);
}
.float-tooltip {
  position: absolute;
  right: 64px;
  background: var(--text-dark);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 5px 10px;
  border-radius: 6px;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition);
}
.float-whatsapp .float-tooltip { right: 60px; }
.float-call .float-tooltip { right: 60px; }
.float-whatsapp:hover .float-tooltip,
.float-call:hover .float-tooltip { opacity: 1; }

/* ── AOS custom override ── */
[data-aos] { will-change: transform, opacity; }

/* ════════════════════════════════
   RESPONSIVE — SHARED
════════════════════════════════ */
@media (max-width: 1024px) {
  .footer-container { grid-template-columns: 1fr 1fr; gap: 40px; }
  .section-container { grid-template-columns: 1fr; gap: 40px; }
}
@media (max-width: 768px) {
  :root { --nav-h: 68px; }
  .nav-links, .nav-cta { display: none; }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    inset: var(--nav-h) 0 0 0;
    background: rgba(255,255,255,0.97);
    backdrop-filter: blur(20px);
    padding: 32px 24px;
    gap: 8px;
    z-index: 999;
  }
  .nav-links.open .nav-link {
    font-size: 1.1rem;
    padding: 12px 16px;
  }
  .hamburger { display: flex; }
  .hamburger.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
  .hamburger.open span:nth-child(2) { opacity: 0; }
  .hamburger.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }
  .footer-container { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .cta-inner { padding: 48px 28px; }
}
@media (max-width: 480px) {
  .float-whatsapp, .float-call { right: 24px; }
}