/* ==========================================================================
   Align & Shine Dental and Aesthetic Clinic
   Design tokens
   ========================================================================== */

:root {
  /* Color */
  --porcelain: #FAF9F5;      /* base background */
  --porcelain-dim: #F2EFE8;  /* alternate section background */
  --navy: #0F3B57;           /* primary dark / text on light */
  --navy-deep: #0A2A3F;      /* darkest, footer / dark sections */
  --clinical-blue: #2C7DB0;  /* primary accent / CTA */
  --clinical-blue-dark: #235F87;
  --soft-aqua: #DCEEF3;      /* light tint background */
  --mint: #9FD3BE;           /* aesthetic / secondary accent */
  --mint-dark: #6FAE93;
  --ink: #22303B;            /* body text */
  --ink-soft: #55636D;       /* secondary text */
  --line: #DCD6C8;           /* hairline / border on porcelain */
  --line-on-dark: rgba(255,255,255,0.16);
  --white: #FFFFFF;

  /* Type */
  --font-display: "Fraunces", "Iowan Old Style", serif;
  --font-body: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

  /* Layout */
  --max-width: 1180px;
  --radius-sm: 6px;
  --radius-md: 14px;
  --radius-lg: 28px;
  --shadow-soft: 0 20px 60px -30px rgba(15, 59, 87, 0.35);
}

/* ==========================================================================
   Reset
   ========================================================================== */

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--porcelain);
  -webkit-font-smoothing: antialiased;
  line-height: 1.6;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; margin: 0; padding: 0; }
h1, h2, h3, h4 { font-family: var(--font-display); margin: 0; color: var(--navy); }
p { margin: 0 0 1em; }
button { font-family: inherit; cursor: pointer; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

:focus-visible {
  outline: 2px solid var(--clinical-blue);
  outline-offset: 3px;
  border-radius: 3px;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 28px;
}

.eyebrow {
  font-family: var(--font-body);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--clinical-blue);
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.eyebrow::before {
  content: "";
  width: 22px;
  height: 1px;
  background: var(--clinical-blue);
  display: inline-block;
}

/* ==========================================================================
   Buttons
   ========================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid transparent;
  transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease, color 0.25s ease;
  white-space: nowrap;
}
.btn-primary {
  background: var(--clinical-blue);
  color: var(--white);
  box-shadow: 0 12px 30px -12px rgba(44, 125, 176, 0.6);
}
.btn-primary:hover { background: var(--clinical-blue-dark); transform: translateY(-2px); }
.btn-ghost {
  background: transparent;
  color: var(--navy);
  border-color: var(--navy);
}
.btn-ghost:hover { background: var(--navy); color: var(--white); }
.btn-light {
  background: var(--white);
  color: var(--navy);
}
.btn-light:hover { transform: translateY(-2px); }

/* ==========================================================================
   Header / Nav
   ========================================================================== */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(250, 249, 245, 0.88);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 0;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}
.brand img {
  height: 42px;
  width: 42px;
  object-fit: contain;
  border-radius: 10px;
}
.brand-name {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--navy);
  line-height: 1.15;
}
.brand-name span {
  display: block;
  font-family: var(--font-body);
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-soft);
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 34px;
}
.nav-links a {
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--ink);
  position: relative;
  padding: 4px 0;
}
.nav-links a::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -2px;
  height: 2px;
  background: var(--clinical-blue);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.25s ease;
}
.nav-links a:hover::after,
.nav-links a[aria-current="page"]::after { transform: scaleX(1); }
.nav-links a[aria-current="page"] { color: var(--clinical-blue); }
.nav-cta { display: flex; align-items: center; gap: 18px; }
.nav-phone {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--navy);
  display: none;
}
.nav-toggle {
  display: none;
  background: none;
  border: none;
  padding: 8px;
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--navy);
  margin: 5px 0;
  transition: transform 0.25s ease, opacity 0.25s ease;
}

@media (min-width: 900px) {
  .nav-phone { display: inline-block; }
}

@media (max-width: 899px) {
  .nav-links {
    position: fixed;
    top: 74px;
    left: 0; right: 0;
    background: var(--porcelain);
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: 10px 28px 24px;
    border-bottom: 1px solid var(--line);
    transform: translateY(-8px);
    opacity: 0;
    visibility: hidden;
    transition: all 0.25s ease;
  }
  .nav-links.is-open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }
  .nav-links a { padding: 12px 0; width: 100%; border-bottom: 1px solid var(--line); }
  .nav-toggle { display: block; }
  .nav-cta .btn-primary { padding: 11px 18px; font-size: 0.85rem; }
}

/* ==========================================================================
   Alignment Arc — signature graphic motif
   Represents an orthodontic arch-wire / smile curve, used across the site
   as hero backdrop, section divider, and decorative accent.
   ========================================================================== */

.arc-motif {
  position: absolute;
  pointer-events: none;
}
.arc-motif path {
  fill: none;
  stroke: var(--clinical-blue);
  stroke-width: 1.5;
  opacity: 0.35;
  stroke-dasharray: 1400;
  stroke-dashoffset: 1400;
  animation: draw-arc 2.4s ease forwards 0.3s;
}
.arc-motif circle { fill: var(--clinical-blue); opacity: 0; animation: fade-dot 0.6s ease forwards; }
@keyframes draw-arc { to { stroke-dashoffset: 0; } }
@keyframes fade-dot { to { opacity: 0.6; } }

.divider-arc {
  width: 100%;
  height: 60px;
  display: block;
}
.divider-arc path {
  fill: none;
  stroke: var(--line);
  stroke-width: 1;
}

/* ==========================================================================
   Hero
   ========================================================================== */

.hero {
  position: relative;
  overflow: hidden;
  padding: 90px 0 110px;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 60px;
  align-items: center;
  position: relative;
  z-index: 2;
}
.hero h1 {
  font-size: clamp(2.4rem, 4.6vw, 3.8rem);
  font-weight: 500;
  line-height: 1.08;
  margin: 18px 0 22px;
  letter-spacing: -0.01em;
}
.hero h1 em {
  font-style: italic;
  color: var(--clinical-blue);
}
.hero-lede {
  font-size: 1.08rem;
  color: var(--ink-soft);
  max-width: 46ch;
  margin-bottom: 34px;
}
.hero-cta { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 44px; }
.hero-trust {
  display: flex;
  gap: 32px;
  flex-wrap: wrap;
  padding-top: 28px;
  border-top: 1px solid var(--line);
}
.hero-trust div strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.7rem;
  color: var(--navy);
}
.hero-trust div span {
  font-size: 0.8rem;
  color: var(--ink-soft);
}
.hero-visual {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4/5;
  box-shadow: var(--shadow-soft);
}
.hero-visual img { width: 100%; height: 100%; object-fit: cover; }
.hero-visual .float-card {
  position: absolute;
  bottom: 20px;
  left: 20px;
  right: 20px;
  background: rgba(250, 249, 245, 0.92);
  backdrop-filter: blur(8px);
  border-radius: var(--radius-md);
  padding: 16px 18px;
  display: flex;
  align-items: center;
  gap: 12px;
}
.float-card .dot {
  width: 10px; height: 10px; border-radius: 50%;
  background: var(--mint-dark);
  flex-shrink: 0;
  box-shadow: 0 0 0 4px rgba(159, 211, 190, 0.35);
}
.float-card span { font-size: 0.85rem; font-weight: 600; color: var(--navy); }

@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-visual { order: -1; aspect-ratio: 16/10; }
}

/* ==========================================================================
   Section basics
   ========================================================================== */

section { padding: 96px 0; }
.section-alt { background: var(--soft-aqua); }
.section-dim { background: var(--porcelain-dim); }
.section-dark { background: var(--navy-deep); color: var(--white); }
.section-dark h2, .section-dark h3 { color: var(--white); }
.section-head {
  max-width: 640px;
  margin-bottom: 56px;
}
.section-head h2 {
  font-size: clamp(1.9rem, 3vw, 2.6rem);
  font-weight: 500;
  margin: 16px 0 0;
  line-height: 1.15;
}
.section-head p { margin-top: 18px; color: var(--ink-soft); font-size: 1.05rem; }
.section-dark .section-head p { color: rgba(255,255,255,0.72); }

/* ==========================================================================
   Service cards
   ========================================================================== */

.service-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.service-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 32px 28px;
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}
.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-soft);
  border-color: transparent;
}
.service-card .num {
  font-family: var(--font-display);
  font-style: italic;
  color: var(--clinical-blue);
  font-size: 0.95rem;
  opacity: 0.7;
}
.service-card h3 {
  font-size: 1.28rem;
  font-weight: 500;
  margin: 14px 0 10px;
}
.service-card p { color: var(--ink-soft); font-size: 0.95rem; margin-bottom: 16px; }
.service-card ul { display: flex; flex-direction: column; gap: 7px; }
.service-card ul li {
  font-size: 0.88rem;
  color: var(--ink-soft);
  padding-left: 18px;
  position: relative;
}
.service-card ul li::before {
  content: "";
  position: absolute;
  left: 0; top: 8px;
  width: 8px; height: 1.5px;
  background: var(--clinical-blue);
}
.service-card a.card-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 18px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--navy);
}
.service-card a.card-link svg { transition: transform 0.2s ease; }
.service-card a.card-link:hover svg { transform: translateX(3px); }

@media (max-width: 980px) { .service-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .service-grid { grid-template-columns: 1fr; } }

/* ==========================================================================
   Doctor spotlight
   ========================================================================== */

.doctor-block {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 60px;
  align-items: center;
}
.doctor-photo {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 3/4;
  box-shadow: var(--shadow-soft);
}
.doctor-photo img { width: 100%; height: 100%; object-fit: cover; }
.doctor-cred {
  display: inline-flex;
  gap: 8px;
  flex-wrap: wrap;
  margin: 18px 0 20px;
}
.doctor-cred span {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  padding: 6px 12px;
  border-radius: 999px;
  background: var(--soft-aqua);
  color: var(--clinical-blue-dark);
}
.doctor-quote {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.3rem;
  color: var(--navy);
  line-height: 1.5;
  margin: 22px 0;
  padding-left: 22px;
  border-left: 3px solid var(--clinical-blue);
}

@media (max-width: 900px) {
  .doctor-block { grid-template-columns: 1fr; }
}

/* ==========================================================================
   Value / feature list (icon rows)
   ========================================================================== */

.feature-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
}
.feature-item { text-align: left; }
.feature-item .ico {
  width: 46px; height: 46px;
  border-radius: 12px;
  background: var(--soft-aqua);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 18px;
  color: var(--clinical-blue-dark);
}
.feature-item h4 { font-size: 1.05rem; font-weight: 600; margin-bottom: 8px; }
.feature-item p { font-size: 0.92rem; color: var(--ink-soft); margin: 0; }

@media (max-width: 980px) { .feature-row { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .feature-row { grid-template-columns: 1fr; } }

/* ==========================================================================
   Gallery
   ========================================================================== */

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-auto-rows: 220px;
  gap: 18px;
}
.gallery-grid img, .gallery-grid .g-item {
  width: 100%; height: 100%;
  object-fit: cover;
  border-radius: var(--radius-md);
}
.gallery-grid .g-tall { grid-row: span 2; }
.gallery-grid .g-wide { grid-column: span 2; }

@media (max-width: 900px) {
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }
  .gallery-grid .g-wide { grid-column: span 2; }
}
@media (max-width: 560px) {
  .gallery-grid { grid-template-columns: 1fr; }
  .gallery-grid .g-wide, .gallery-grid .g-tall { grid-column: span 1; grid-row: span 1; }
}

/* ==========================================================================
   Testimonials
   ========================================================================== */

.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.testimonial-card {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 30px 26px;
  border: 1px solid var(--line);
}
.testimonial-card .stars { color: var(--mint-dark); letter-spacing: 2px; margin-bottom: 14px; font-size: 0.9rem; }
.testimonial-card p { font-size: 0.96rem; color: var(--ink); margin-bottom: 18px; }
.testimonial-card .who { font-size: 0.85rem; font-weight: 600; color: var(--navy); }
.testimonial-card .who span { display: block; font-weight: 400; color: var(--ink-soft); font-size: 0.8rem; }

@media (max-width: 900px) { .testimonial-grid { grid-template-columns: 1fr; } }

/* ==========================================================================
   CTA band
   ========================================================================== */

.cta-band {
  border-radius: var(--radius-lg);
  background: var(--navy);
  background-image: linear-gradient(135deg, var(--navy) 0%, var(--clinical-blue-dark) 100%);
  color: var(--white);
  padding: 64px 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  flex-wrap: wrap;
  position: relative;
  overflow: hidden;
}
.cta-band h2 { color: var(--white); font-size: clamp(1.7rem, 3vw, 2.3rem); font-weight: 500; max-width: 480px; }
.cta-band p { color: rgba(255,255,255,0.75); margin-top: 10px; }
.cta-actions { display: flex; gap: 14px; flex-wrap: wrap; }

/* ==========================================================================
   Contact / form / map
   ========================================================================== */

.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 50px;
}
.contact-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 30px;
}
.contact-detail {
  display: flex;
  gap: 16px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}
.contact-detail:last-child { border-bottom: none; }
.contact-detail .ico {
  width: 40px; height: 40px;
  border-radius: 10px;
  background: var(--soft-aqua);
  color: var(--clinical-blue-dark);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.contact-detail h4 { font-size: 0.95rem; font-weight: 600; margin-bottom: 4px; }
.contact-detail p { font-size: 0.9rem; color: var(--ink-soft); margin: 0; }

.form-field { margin-bottom: 18px; }
.form-field label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--navy);
  margin-bottom: 7px;
}
.form-field input, .form-field textarea {
  width: 100%;
  padding: 13px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--white);
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--ink);
}
.form-field input:focus, .form-field textarea:focus {
  outline: none;
  border-color: var(--clinical-blue);
  box-shadow: 0 0 0 3px rgba(44, 125, 176, 0.15);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-note { font-size: 0.82rem; color: var(--ink-soft); margin-top: 10px; }

.map-wrap {
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--line);
  margin-top: 30px;
}
.map-wrap iframe { width: 100%; height: 360px; border: 0; display: block; }

@media (max-width: 900px) {
  .contact-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
}

/* ==========================================================================
   Footer
   ========================================================================== */

.site-footer {
  background: var(--navy-deep);
  color: rgba(255,255,255,0.82);
  padding: 72px 0 28px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr 0.8fr 1fr;
  gap: 40px;
  padding-bottom: 48px;
  border-bottom: 1px solid var(--line-on-dark);
}
.footer-brand { display: flex; gap: 14px; align-items: flex-start; margin-bottom: 18px; }
.footer-brand img { height: 42px; width: 42px; border-radius: 9px; object-fit: cover; flex-shrink: 0; margin-top: 2px; }
.footer-brand-text { display: flex; flex-direction: column; }
.footer-brand-title {
  font-family: var(--font-display);
  font-size: 1.28rem;
  font-weight: 500;
  line-height: 1.22;
  color: var(--white);
  letter-spacing: 0.002em;
}
.footer-brand-sub {
  font-family: var(--font-body);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--mint);
  margin-top: 5px;
}
.footer-col h5 {
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.5);
  margin-bottom: 18px;
}
.footer-col ul { display: flex; flex-direction: column; gap: 11px; }
.footer-col a { font-size: 0.9rem; color: rgba(255,255,255,0.85); }
.footer-col a:hover { color: var(--mint); }
.footer-col p { font-size: 0.88rem; color: rgba(255,255,255,0.7); }
.footer-social { display: flex; gap: 10px; margin-top: 18px; }
.footer-social a {
  width: 36px; height: 36px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.2);
  display: flex; align-items: center; justify-content: center;
}
.footer-social a:hover { background: var(--clinical-blue); border-color: var(--clinical-blue); }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 26px;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.5);
  flex-wrap: wrap;
  gap: 10px;
}

@media (max-width: 900px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  .footer-grid { grid-template-columns: 1fr; }
  section { padding: 64px 0; }
  .hero { padding: 56px 0 70px; }
  .cta-band { padding: 40px 26px; }
}

/* ==========================================================================
   Reveal-on-scroll utility
   ========================================================================== */

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.is-visible { opacity: 1; transform: translateY(0); }

/* Page hero (interior pages) */
.page-hero {
  padding: 64px 0 56px;
  position: relative;
  overflow: hidden;
}
.page-hero h1 {
  font-size: clamp(2.2rem, 4vw, 3.1rem);
  font-weight: 500;
  margin: 16px 0 14px;
}
.page-hero p { color: var(--ink-soft); max-width: 56ch; font-size: 1.05rem; }
.breadcrumb {
  font-size: 0.82rem;
  color: var(--ink-soft);
  margin-bottom: 4px;
}
.breadcrumb a { color: var(--clinical-blue-dark); font-weight: 600; }

/* WhatsApp floating button */
.wa-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 90;
  width: 58px; height: 58px;
  border-radius: 50%;
  background: #25D366;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 12px 30px -8px rgba(37, 211, 102, 0.6);
  transition: transform 0.25s ease;
}
.wa-float:hover { transform: scale(1.08); }

/* ==========================================================================
   FAQ accordion
   ========================================================================== */

.faq-list { display: flex; flex-direction: column; gap: 12px; max-width: 820px; }
.faq-item {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 20px 24px;
}
.faq-item summary {
  cursor: pointer;
  font-weight: 600;
  font-size: 1rem;
  color: var(--navy);
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+";
  font-size: 1.3rem;
  color: var(--clinical-blue);
  flex-shrink: 0;
  transition: transform 0.2s ease;
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item p { margin: 14px 0 0; color: var(--ink-soft); font-size: 0.95rem; }