/* Aura Dental Studio — Styling */
:root {
  --mint-primary: #0D9488;
  --mint-light: #14B8A6;
  --mint-subtle: #F0FDFA;
  --dark-navy: #0F172A;
  --slate-text: #475569;
  --border-color: #E2E8F0;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: 'Plus Jakarta Sans', sans-serif;
  color: var(--dark-navy);
  background: #F8FAFC;
  line-height: 1.6;
}

.container { max-width: 1180px; margin: 0 auto; padding: 0 24px; }
.text-center { text-align: center; }

/* Concept Bar */
.demo-badge-bar { background: #0F172A; color: #fff; font-size: 0.8rem; padding: 8px 0; }
.demo-badge-inner { max-width: 1180px; margin: 0 auto; padding: 0 24px; display: flex; justify-content: space-between; align-items: center; }
.back-to-onlidesk { color: #2DD4BF; font-weight: 600; text-decoration: none; }

/* Header */
.header { background: #fff; border-bottom: 1px solid var(--border-color); position: sticky; top: 0; z-index: 50; }
.header-container { display: flex; justify-content: space-between; align-items: center; padding: 18px 24px; }
.brand { font-size: 1.3rem; font-weight: 800; color: var(--mint-primary); letter-spacing: -0.5px; display: flex; align-items: center; gap: 8px; }
.brand-sparkle { color: var(--mint-light); }
.nav { display: flex; align-items: center; gap: 28px; }
.nav a { text-decoration: none; color: var(--slate-text); font-weight: 600; font-size: 0.94rem; }
.nav a:hover { color: var(--mint-primary); }
.nav-btn { background: var(--mint-primary); color: #fff !important; padding: 8px 18px; border-radius: 30px; }

/* Buttons */
.btn { display: inline-block; padding: 14px 28px; border-radius: 30px; font-weight: 700; text-decoration: none; cursor: pointer; border: none; transition: all 0.2s; font-size: 0.96rem; }
.btn-emerald { background: var(--mint-primary); color: #fff; box-shadow: 0 4px 15px rgba(13, 148, 136, 0.25); }
.btn-emerald:hover { background: #0F766E; transform: translateY(-2px); }
.btn-ghost { background: #fff; border: 1px solid var(--border-color); color: var(--dark-navy); }
.btn-ghost:hover { background: var(--mint-subtle); border-color: var(--mint-light); }
.btn-block { width: 100%; text-align: center; }
.btn-lg { padding: 16px 36px; font-size: 1.05rem; }

/* Hero */
.hero { padding: 90px 0; background: linear-gradient(180deg, #F0FDFA 0%, #F8FAFC 100%); }
.hero-layout { display: grid; grid-template-columns: 1.2fr 0.8fr; gap: 50px; align-items: center; }
.pill-tag { background: #CCFBF1; color: #0F766E; font-size: 0.82rem; font-weight: 700; padding: 6px 14px; border-radius: 20px; display: inline-block; margin-bottom: 18px; }
.hero h1 { font-size: clamp(2.4rem, 4vw, 3.4rem); font-weight: 800; line-height: 1.15; margin-bottom: 20px; color: #042F2E; }
.hero p { font-size: 1.15rem; color: var(--slate-text); margin-bottom: 30px; }
.hero-actions { display: flex; gap: 16px; margin-bottom: 36px; flex-wrap: wrap; }
.doctor-badge { display: flex; align-items: center; gap: 14px; background: #fff; padding: 12px 20px; border-radius: 14px; border: 1px solid var(--border-color); width: fit-content; }
.avatars { font-size: 24px; }
.doctor-badge strong { display: block; font-size: 0.92rem; color: var(--dark-navy); }
.doctor-badge span { font-size: 0.8rem; color: var(--slate-text); }

/* Visual Card */
.visual-card { background: #fff; border-radius: 20px; border: 1px solid var(--border-color); padding: 32px; box-shadow: 0 20px 40px rgba(0,0,0,0.06); }
.visual-header { display: flex; justify-content: space-between; align-items: center; font-size: 0.88rem; font-weight: 700; color: var(--slate-text); margin-bottom: 16px; }
.live-dot { width: 10px; height: 10px; border-radius: 50%; background: #10B981; animation: pulse 2s infinite; }
.date-chip { background: #F0FDFA; color: var(--mint-primary); font-weight: 800; padding: 12px; border-radius: 10px; text-align: center; margin-bottom: 20px; }
.service-preview-list { display: flex; flex-direction: column; gap: 12px; margin-bottom: 24px; font-size: 0.92rem; }
.preview-row { display: flex; justify-content: space-between; padding-bottom: 8px; border-bottom: 1px dashed var(--border-color); }

/* Smile Slider Section */
.smile-section { padding: 90px 0; background: #fff; }
.section-heading { margin-bottom: 50px; }
.sub-label { font-size: 0.82rem; font-weight: 800; color: var(--mint-primary); letter-spacing: 2px; text-transform: uppercase; margin-bottom: 8px; display: block; }
.section-heading h2 { font-size: 2.2rem; font-weight: 800; color: #042F2E; }
.smile-interactive-box { max-width: 900px; margin: 0 auto; }
.transformation-card { background: #F8FAFC; border: 1px solid var(--border-color); border-radius: 20px; padding: 36px; }
.transformation-tabs { display: flex; gap: 10px; margin-bottom: 30px; flex-wrap: wrap; }
.trans-tab { background: #fff; border: 1px solid var(--border-color); padding: 10px 20px; border-radius: 30px; font-weight: 700; cursor: pointer; transition: all 0.2s; font-size: 0.9rem; }
.trans-tab.active { background: var(--mint-primary); color: #fff; border-color: var(--mint-primary); }
.comparison-visual { display: grid; grid-template-columns: 1fr auto 1fr; gap: 16px; align-items: center; background: #fff; border-radius: 14px; padding: 24px; border: 1px solid var(--border-color); margin-bottom: 24px; }
.visual-side { text-align: center; }
.side-tag { font-size: 0.75rem; font-weight: 800; color: var(--slate-text); margin-bottom: 8px; display: block; }
.smile-art { padding: 24px 14px; border-radius: 10px; font-weight: 700; font-size: 0.95rem; }
.smile-before { background: #FEF3C7; color: #92400E; }
.smile-after { background: #CCFBF1; color: #0F766E; }
.visual-divider { font-size: 0.8rem; font-weight: 800; color: var(--mint-primary); }
.trans-details h4 { font-size: 1.25rem; margin-bottom: 8px; }
.trans-details p { color: var(--slate-text); margin-bottom: 16px; font-size: 0.95rem; }
.case-stats { display: flex; gap: 20px; font-size: 0.88rem; font-weight: 600; color: var(--dark-navy); flex-wrap: wrap; }

/* Treatments Grid */
.services-section { padding: 90px 0; background: #F0FDFA; }
.services-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 24px; }
.treatment-card { background: #fff; padding: 30px 24px; border-radius: 16px; border: 1px solid var(--border-color); }
.treatment-icon { font-size: 30px; margin-bottom: 14px; }
.treatment-card h3 { font-size: 1.2rem; margin-bottom: 10px; color: #042F2E; }
.treatment-card p { font-size: 0.92rem; color: var(--slate-text); }

/* Booking Section */
.booking-section { padding: 90px 0; background: #fff; }
.booking-box { max-width: 680px; margin: 0 auto; background: #F8FAFC; border: 1px solid var(--border-color); border-radius: 20px; padding: 40px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 24px; }
.form-field label { display: block; font-size: 0.85rem; font-weight: 700; margin-bottom: 6px; }
.form-field input, .form-field select { width: 100%; padding: 12px 14px; border: 1px solid var(--border-color); border-radius: 8px; font-size: 0.95rem; background: #fff; }

/* Footer */
.footer { background: #0F172A; color: #94A3B8; padding: 30px 0; font-size: 0.9rem; }
.footer-row { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px; }
.footer-row strong { color: #fff; }
.back-link { color: #2DD4BF; text-decoration: none; font-weight: 600; }

@media (max-width: 860px) {
  .hero-layout { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .nav { display: none; }
}