/* ============================
   DENTAL TECHNIQUES INC.
   Main Stylesheet - Exact Replica
   ============================ */

/* --- Fonts from Zyro/Hostinger CDN --- */
@font-face {
  font-family: "Montserrat Regular";
  src: url("https://assets.zyrosite.com/mnlq4l9KreieJ38G/Montserrat Regular.woff2") format("woff2");
  font-display: swap;
  font-weight: 400;
}

@font-face {
  font-family: "Montserrat Black Regular";
  src: url("https://assets.zyrosite.com/mnlq4l9KreieJ38G/Montserrat Black Regular.woff2") format("woff2");
  font-display: swap;
  font-weight: 400;
}

@font-face {
  font-family: "Montserrat Bold";
  src: url("https://assets.zyrosite.com/mnlq4l9KreieJ38G/Montserrat Bold.woff2") format("woff2");
  font-display: swap;
  font-weight: 400;
}

/* --- Brand CSS Variables --- */
:root {
  --color-primary: rgb(1, 75, 127);              /* #014b7f */
  --color-primary-dark: rgb(1, 50, 85);
  --color-primary-light: rgba(1, 75, 128, 0.16); /* #014b8029 */
  --color-primary-card-bg: rgba(1, 75, 128, 0.57); /* Exact original hero card transparency */
  --color-primary-contrast: rgb(1, 111, 188);
  --color-white: #ffffff;
  --color-dark: rgb(13, 20, 26);
  --color-text-muted: rgb(86, 88, 94);
  --color-text-heading: rgb(13, 20, 26);
  --color-btn-hover: rgb(29, 30, 32);

  /* Layout dimensions */
  --header-height-desktop: 141px;
  --header-height-mobile: 114px;
  --logo-width-desktop: 133px;
  --logo-width-mobile: 104px;
  --container-max-width: 1224px;
  --nav-max-width: 1240px;

  /* Typography */
  --font-regular: "Montserrat Regular", sans-serif;
  --font-bold: "Montserrat Bold", sans-serif;
  --font-black: "Montserrat Black Regular", sans-serif;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-regular);
  color: var(--color-dark);
  background-color: var(--color-white);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

a {
  color: inherit;
  text-decoration: none;
}

ul, ol {
  list-style: none;
}

/* --- Layout Utilities --- */
.container {
  width: 100%;
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 20px;
}

.section-block {
  padding: 80px 0;
  position: relative;
}

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

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

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-black);
  font-size: 14px;
  font-weight: 400;
  text-transform: none;
  cursor: pointer;
  transition: all 0.25s ease;
  text-align: center;
  line-height: 1;
}

/* Header pill-shaped CTA */
.btn-header-pill {
  background-color: var(--color-white);
  color: var(--color-primary);
  border: none;
  border-radius: 9999px; /* Exact capsule / pill shape */
  padding: 14px 34px;
  font-family: var(--font-black);
  font-size: 14px;
  font-weight: 400;
  box-shadow: none;
}

.btn-header-pill:hover {
  background-color: var(--color-btn-hover);
  color: var(--color-white);
}

/* Hero primary button: Blue background, white text, thin white border */
.btn-hero-blue {
  background-color: var(--color-primary);
  color: var(--color-white);
  border: 1px solid var(--color-white);
  border-radius: 0;
  padding: 18px 48px;
  font-family: var(--font-black);
  font-size: 14px;
  letter-spacing: 0.5px;
}

.btn-hero-blue:hover {
  background-color: transparent;
  color: var(--color-white);
  border-color: var(--color-white);
}

/* Standard solid blue button */
.btn-solid-blue {
  background-color: var(--color-primary);
  color: var(--color-white);
  border: 1px solid var(--color-primary);
  border-radius: 0;
  padding: 14px 32px;
}

.btn-solid-blue:hover {
  background-color: var(--color-btn-hover);
  color: var(--color-white);
  border-color: var(--color-btn-hover);
}

/* --- HEADER & NAVIGATION (Exact Original 1240px, 141px height) --- */
.site-header {
  position: sticky;
  top: 0;
  left: 0;
  right: 0;
  z-index: 200;
  background-color: var(--color-primary);
  height: var(--header-height-desktop);
  display: flex;
  align-items: center;
  transition: box-shadow 0.2s ease;
}

.site-header.scrolled {
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
}

.header-inner {
  width: 100%;
  max-width: var(--nav-max-width);
  margin: 0 auto;
  padding: 4px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.header-logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.header-logo img {
  width: var(--logo-width-desktop);
  height: auto;
  display: block;
}

.header-nav-wrap {
  display: flex;
  align-items: center;
  gap: 33px; /* Element spacing to CTA */
}

.header-nav {
  display: flex;
  align-items: center;
  gap: 36px; /* link-spacing: 36px */
}

.header-nav a {
  font-family: var(--font-black);
  font-size: 14px;
  color: var(--color-white);
  letter-spacing: 0.5px;
  text-transform: capitalize;
  position: relative;
  transition: opacity 0.2s ease;
}

.header-nav a:hover,
.header-nav a[aria-current="page"] {
  opacity: 0.85;
  text-decoration: underline;
}

.header-cta {
  display: flex;
  align-items: center;
}

.header-menu-btn {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  flex-direction: column;
  gap: 6px;
}

.header-menu-btn span {
  display: block;
  width: 26px;
  height: 2px;
  background-color: var(--color-white);
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.header-menu-btn.is-open span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

.header-menu-btn.is-open span:nth-child(2) {
  opacity: 0;
}

.header-menu-btn.is-open span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

/* Mobile Drawer */
.mobile-drawer {
  display: none;
  position: fixed;
  top: var(--header-height-mobile);
  left: 0;
  right: 0;
  background-color: var(--color-primary);
  padding: 24px 20px 32px;
  flex-direction: column;
  gap: 16px;
  z-index: 199;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.3);
}

.mobile-drawer.is-open {
  display: flex;
}

.mobile-drawer a {
  font-family: var(--font-black);
  font-size: 16px;
  color: var(--color-white);
  padding: 10px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.mobile-drawer .btn {
  margin-top: 8px;
  align-self: flex-start;
}

/* --- FOOTER (Exact 3-column replica) --- */
.site-footer {
  background-color: var(--color-primary);
  color: var(--color-white);
  padding: 48px 0 24px;
  min-height: 478px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.footer-inner {
  width: 100%;
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 20px;
  display: grid;
  grid-template-columns: 1fr 1fr 1.2fr;
  gap: 40px;
  align-items: start;
}

/* Col 1: Commitment */
.footer-col-commitment h5 {
  font-family: var(--font-bold);
  font-size: 18px;
  color: var(--color-white);
  margin-bottom: 16px;
}

.footer-col-commitment p {
  font-family: var(--font-regular);
  font-size: 14px;
  color: var(--color-white);
  line-height: 1.4;
  max-width: 297px;
}

/* Col 2: Contact Us */
.footer-col-contact .footer-label {
  font-family: var(--font-black);
  font-size: 18px;
  color: var(--color-white);
  margin-bottom: 16px;
}

.footer-col-contact .footer-phone {
  font-family: var(--font-regular);
  font-size: 16px;
  color: var(--color-white);
  margin-bottom: 8px;
}

.footer-col-contact .footer-email {
  font-family: var(--font-bold);
  font-size: 16px;
  color: var(--color-white);
}

.footer-col-contact .footer-email a {
  color: var(--color-white);
  text-decoration: underline;
}

/* Col 3: Write to us */
.footer-col-form .footer-label {
  font-family: var(--font-black);
  font-size: 18px;
  color: var(--color-white);
  margin-bottom: 16px;
}

.footer-form {
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-width: 400px;
}

.footer-form .form-input,
.footer-form .form-textarea {
  width: 100%;
  padding: 10px 14px;
  font-family: var(--font-bold);
  font-size: 14px;
  color: var(--color-primary);
  background-color: var(--color-white);
  border: 1px solid rgb(26, 26, 26);
  outline: none;
  transition: background-color 0.2s ease;
}

.footer-form .form-input:hover,
.footer-form .form-textarea:hover,
.footer-form .form-input:focus,
.footer-form .form-textarea:focus {
  background-color: rgb(241, 241, 241);
}

.footer-form .form-input::placeholder,
.footer-form .form-textarea::placeholder {
  color: rgba(1, 75, 127, 0.6);
  font-family: var(--font-regular);
}

.footer-form .form-textarea {
  min-height: 80px;
  resize: vertical;
}

.footer-form .btn-footer-submit {
  font-family: var(--font-bold);
  font-size: 14px;
  color: rgba(1, 75, 128, 0.57);
  background-color: var(--color-white);
  border: 1px solid var(--color-white);
  padding: 12px 20px;
  cursor: pointer;
  transition: all 0.2s ease;
  text-align: center;
  width: 100%;
}

.footer-form .btn-footer-submit:hover {
  background-color: var(--color-btn-hover);
  color: var(--color-white);
  border-color: rgb(0, 0, 0);
}

/* Footer Bottom Copyright */
.footer-bottom {
  text-align: center;
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
}

.footer-bottom p {
  font-family: var(--font-regular);
  font-size: 14px;
  color: var(--color-white);
}

/* --- LIGHTBOX (For galleries) --- */
.lightbox-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.92);
  z-index: 1000;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.lightbox-overlay.is-active {
  display: flex;
}

.lightbox-overlay img {
  max-width: 90vw;
  max-height: 85vh;
  object-fit: contain;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.lightbox-close-btn {
  position: absolute;
  top: 20px;
  right: 28px;
  font-size: 42px;
  color: #fff;
  background: none;
  border: none;
  cursor: pointer;
  line-height: 1;
}

/* --- RESPONSIVE BREAKPOINTS --- */
@media (max-width: 992px) {
  .site-header {
    height: var(--header-height-mobile);
  }

  .header-logo img {
    width: var(--logo-width-mobile);
  }

  .header-nav-wrap {
    display: none;
  }

  .header-menu-btn {
    display: flex;
  }

  .footer-inner {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}

@media (max-width: 480px) {
  .header-inner {
    padding: 5px 16px;
  }

  .section-block {
    padding: 50px 0;
  }
}

/* ============================
   PRODUCTION / SEO ENHANCEMENTS
   ============================ */
.sr-only {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

.hp-field {
  position: absolute !important;
  left: -10000px !important;
  width: 1px !important;
  height: 1px !important;
  opacity: 0 !important;
  pointer-events: none !important;
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible,
summary:focus-visible {
  outline: 3px solid #f2c94c;
  outline-offset: 3px;
}

.eyebrow {
  font-family: var(--font-black);
  font-size: 12px;
  letter-spacing: 1.6px;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: 12px;
}

.eyebrow-light { color: var(--color-white); }

.page-title,
.page-hero-simple h1,
.service-page-hero h1 {
  font-family: var(--font-bold);
  font-size: clamp(38px, 5vw, 58px);
  line-height: 1.08;
  color: var(--color-primary);
  max-width: 900px;
  margin-bottom: 18px;
}

.page-lead {
  font-family: var(--font-regular);
  font-size: 18px;
  line-height: 1.7;
  color: var(--color-text-muted);
  max-width: 820px;
}

.page-hero-simple {
  padding: 86px 0;
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 20px;
  margin-top: 30px;
}

.text-link,
.service-text-link {
  font-family: var(--font-bold);
  color: var(--color-primary);
  text-decoration: underline;
  text-underline-offset: 4px;
}

.service-text-link {
  display: inline-block;
  margin-top: 12px;
  font-size: 14px;
}

.center-cta {
  display: flex;
  justify-content: center;
  margin-top: 42px;
}

.service-link-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  margin-top: 44px;
}

.service-link-card {
  display: flex;
  flex-direction: column;
  min-height: 230px;
  padding: 30px;
  background: var(--color-white);
  border: 1px solid rgba(1,75,127,.15);
  box-shadow: 0 12px 30px rgba(13,20,26,.06);
  transition: transform .2s ease, box-shadow .2s ease;
}

.service-link-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 16px 38px rgba(13,20,26,.10);
}

.service-link-card h3 {
  font-family: var(--font-bold);
  font-size: 22px;
  color: var(--color-primary);
  margin-bottom: 12px;
}

.service-link-card p {
  color: var(--color-text-muted);
  line-height: 1.65;
  margin-bottom: 20px;
}

.service-link-card span {
  margin-top: auto;
  font-family: var(--font-bold);
  color: var(--color-primary);
}

.conversion-band {
  background: var(--color-primary);
  color: var(--color-white);
  padding: 70px 0;
}

.conversion-band-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
}

.conversion-band h2 {
  font-family: var(--font-bold);
  font-size: clamp(30px, 4vw, 44px);
  line-height: 1.15;
  margin-bottom: 12px;
  color: var(--color-white);
}

.conversion-band p { max-width: 720px; }

.footer-heading {
  font-family: var(--font-bold);
  font-size: 18px;
  margin-bottom: 16px;
  color: var(--color-white);
}

.footer-address,
.footer-hours {
  margin-top: 16px;
  font-size: 14px;
  line-height: 1.55;
  color: var(--color-white);
}

.footer-phone a,
.footer-email a {
  color: var(--color-white);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.home-offer-title a:hover { text-decoration: underline; }

@media (max-width: 992px) {
  .service-link-grid { grid-template-columns: 1fr 1fr; }
  .conversion-band-inner { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 620px) {
  .service-link-grid { grid-template-columns: 1fr; }
  .page-hero-simple { padding: 58px 0; }
  .page-lead { font-size: 16px; }
}