/* ============================================================
   DOCTOR WEBSITE — style.css
   Theme: Premium Medical Trust + Modern Indian Clinic
   To rebrand: change the 7 color variables in :root only.
   ============================================================ */

/* ---- 1. CSS VARIABLES (change here to rebrand) ---- */
:root {
  --primary:        #1B4F72;   /* deep medical blue — trust      */
  --primary-light:  #2980B9;   /* lighter blue for hover states  */
  --accent:         #2ECC71;   /* health green — vitality        */
  --accent-dark:    #27AE60;
  --danger:         #E74C3C;   /* oral cancer awareness red      */
  --whatsapp:       #25D366;
  --neutral-dark:   #1a1a2e;
  --neutral-light:  #F8FAFF;
  --text:           #2C3E50;
  --text-light:     #7F8C8D;
  --white:          #ffffff;
  --border:         #E8EDF5;
  --shadow:         0 4px 24px rgba(27, 79, 114, 0.10);
  --shadow-hover:   0 10px 40px rgba(27, 79, 114, 0.20);
  --radius:         12px;
  --radius-lg:      20px;
  --font-display:   'Playfair Display', Georgia, serif;
  --font-body:      'Inter', system-ui, -apple-system, sans-serif;
  --transition:     0.28s ease;
  --container:      1200px;
}

/* ---- 2. RESET & BASE ---- */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: var(--font-body);
  color: var(--text);
  background: var(--white);
  line-height: 1.65;
  overflow-x: hidden;
}

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

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

ul,
ol {
  list-style: none;
}

button {
  font-family: var(--font-body);
}

/* Ensure HTML hidden attribute always wins over component display rules. */
[hidden] {
  display: none !important;
}

/* ---- 3. LAYOUT UTILITIES ---- */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: 1.5rem;
}

.section {
  padding-block: 5rem;
}

.reveal-on-scroll {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.65s ease, transform 0.65s ease;
  will-change: transform, opacity;
}

.reveal-on-scroll.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.section__label {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.6rem;
}

.section__title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  color: var(--neutral-dark);
  line-height: 1.2;
  margin-bottom: 2.5rem;
}

/* ---- 4. BUTTONS ---- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.75rem;
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  border: 2px solid transparent;
  transition: all var(--transition);
  white-space: nowrap;
}

.btn--primary {
  background: var(--primary);
  color: var(--white);
  border-color: var(--primary);
}
.btn--primary:hover,
.btn--primary:focus-visible {
  background: var(--primary-light);
  border-color: var(--primary-light);
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover);
}

.btn--whatsapp {
  background: var(--whatsapp);
  color: var(--white);
  border-color: var(--whatsapp);
}
.btn--whatsapp:hover,
.btn--whatsapp:focus-visible {
  background: #20bb5a;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.35);
}

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

.btn--full {
  width: 100%;
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none !important;
}

/* ---- 5. NAVBAR ---- */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  transition: box-shadow var(--transition);
}

.navbar.scrolled {
  box-shadow: var(--shadow);
}

.navbar__inner {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  min-height: 88px;
}

.navbar__logo {
  display: inline-flex;
  align-items: center;
  gap: 0;
  position: relative;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--primary);
  flex-shrink: 0;
  transition: color var(--transition);
}
.navbar__logo:hover {
  color: var(--primary-light);
}

.navbar__logo-mark {
  width: auto;
  height: 52px;
  max-height: 52px;
  display: block;
  object-fit: contain;
  border-radius: 8px;
  border: none;
  box-shadow: none;
  transition: transform 320ms ease, opacity 320ms ease;
}

.navbar__logo:hover .navbar__logo-mark,
.navbar__logo:focus-visible .navbar__logo-mark {
  transform: translateY(-1px);
  opacity: 0.9;
}

.navbar__logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--primary);
}

.navbar__logo-text strong {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--primary);
}

.navbar__logo-text small {
  font-size: 0.66rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-light);
  font-family: var(--font-body);
  font-weight: 600;
}

.navbar__links {
  display: flex;
  gap: 1.75rem;
  margin-left: auto;
}

.navbar__links a {
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text);
  position: relative;
  padding-bottom: 2px;
}
.navbar__links a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary);
  border-radius: 2px;
  transition: width var(--transition);
}
.navbar__links a:hover::after,
.navbar__links a:focus-visible::after {
  width: 100%;
}

.navbar__cta {
  margin-left: 0.5rem;
  padding: 0.55rem 1.3rem;
  font-size: 0.88rem;
}

.navbar__wa {
  margin-left: 0.5rem;
  padding: 0.55rem 1.15rem;
  font-size: 0.88rem;
}

.navbar__burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
  margin-left: auto;
  border-radius: 6px;
}
.navbar__burger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: all var(--transition);
}
.navbar__burger[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.navbar__burger[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}
.navbar__burger[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ---- 6. HERO ---- */
.hero {
  position: relative;
  overflow: hidden;
  background: linear-gradient(140deg, var(--neutral-light) 0%, #dceefb 100%);
  padding-block: 5rem;
  min-height: 90vh;
  display: flex;
  align-items: center;
}

.hero::before,
.hero::after {
  content: '';
  position: absolute;
  border-radius: 999px;
  pointer-events: none;
  z-index: 0;
}

.hero::before {
  width: 520px;
  height: 520px;
  right: -210px;
  top: -180px;
  background: radial-gradient(circle, rgba(37, 211, 102, 0.2) 0%, rgba(37, 211, 102, 0) 72%);
}

.hero::after {
  width: 460px;
  height: 460px;
  left: -170px;
  bottom: -220px;
  background: radial-gradient(circle, rgba(27, 79, 114, 0.14) 0%, rgba(27, 79, 114, 0) 74%);
}

.hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.hero__label {
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent-dark);
  margin-bottom: 0.6rem;
}

.hero__name {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 5vw, 3.6rem);
  color: var(--neutral-dark);
  line-height: 1.1;
  margin-bottom: 0.9rem;
}

.hero__tagline {
  font-size: 1.05rem;
  color: var(--text-light);
  max-width: 500px;
  margin-bottom: 2rem;
}

.hero__badges {
  display: flex;
  gap: 1.2rem;
  margin-bottom: 2.25rem;
  flex-wrap: wrap;
}

.badge {
  display: flex;
  flex-direction: column;
  align-items: center;
  background: var(--white);
  padding: 0.75rem 1.2rem;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  min-width: 95px;
  border: 1px solid var(--border);
}

.badge__number {
  font-family: var(--font-display);
  font-size: 1.45rem;
  font-weight: 700;
  color: var(--primary);
  line-height: 1;
}

.badge__label {
  font-size: 0.68rem;
  color: var(--text-light);
  text-align: center;
  margin-top: 4px;
  line-height: 1.3;
}

.hero__ctas {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.hero__image-wrap {
  display: flex;
  justify-content: center;
  align-items: flex-end;
  position: relative;
}

.hero__image-wrap::before {
  content: '';
  position: absolute;
  width: min(88%, 372px);
  height: min(90%, 452px);
  border-radius: calc(var(--radius-lg) + 6px);
  pointer-events: none;
  background: none;
  box-shadow: none;
  filter: none;
  opacity: 0;
}

.hero__image-wrap:hover::before {
  opacity: 0;
}

.hero__photo {
  width: 100%;
  max-width: 400px;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  object-position: top center;
  border-radius: var(--radius-lg);
  border: none;
  box-shadow:
    0 14px 32px rgba(27, 79, 114, 0.16),
    0 0 0 1px rgba(214, 224, 238, 0.65);
  transition: transform 360ms ease, box-shadow 360ms ease;
}

.hero__photo:hover,
.hero__photo:focus-visible {
  transform: translateY(-1px);
  box-shadow:
    0 3px 10px rgba(255, 255, 255, 0.7),
    0 18px 38px rgba(27, 79, 114, 0.18),
    0 0 0 1px rgba(204, 218, 236, 0.8);
}

/* ---- 7. ABOUT ---- */
.about {
  background: var(--white);
}

.about__inner {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 4rem;
  align-items: center;
}

.about__image-wrap {
  position: relative;
}

.about__photo {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  object-position: top center;
  border-radius: var(--radius-lg);
  border: none;
  box-shadow:
    0 14px 30px rgba(27, 79, 114, 0.15),
    0 0 0 1px rgba(214, 224, 238, 0.65);
  transition: transform 360ms ease, box-shadow 360ms ease;
  max-height: 520px;
}

.about__photo:hover,
.about__photo:focus-visible {
  transform: translateY(-1px);
  box-shadow:
    0 3px 10px rgba(255, 255, 255, 0.7),
    0 18px 38px rgba(27, 79, 114, 0.18),
    0 0 0 1px rgba(204, 218, 236, 0.8);
}

@media (prefers-reduced-motion: reduce) {
  .reveal-on-scroll {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }

  .navbar__logo-mark,
  .hero__image-wrap::before,
  .hero__photo,
  .about__photo {
    animation: none;
    transition: none;
  }
}

.about__degree-badge {
  position: absolute;
  bottom: -1.2rem;
  right: -1rem;
  background: var(--primary);
  color: var(--white);
  padding: 0.7rem 1.2rem;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.85rem;
  box-shadow: var(--shadow);
  max-width: 200px;
  line-height: 1.4;
}

.about__specialization {
  color: var(--primary);
  font-weight: 600;
  font-size: 1rem;
  margin-bottom: 1.5rem;
}

.about__credentials {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.about__chip {
  display: inline-flex;
  align-items: center;
  padding: 0.3rem 0.7rem;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--primary);
  background: #ebf5fb;
  border: 1px solid var(--border);
}

.about__text p {
  color: var(--text-light);
  line-height: 1.85;
  margin-bottom: 1rem;
}

.about__languages {
  margin-top: 1.5rem;
  font-size: 0.92rem;
  color: var(--text-light);
}

.about__languages strong {
  color: var(--text);
}

/* ---- 8. SERVICES ---- */
.services {
  background: var(--neutral-light);
}

.services__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
}

.service-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
  border: 1.5px solid transparent;
  cursor: default;
}
.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
  border-color: var(--primary);
}

.service-card__icon {
  font-size: 2.4rem;
  margin-bottom: 1rem;
  line-height: 1;
}

.service-card__name {
  font-family: var(--font-display);
  font-size: 1.12rem;
  font-weight: 600;
  color: var(--neutral-dark);
  margin-bottom: 0.6rem;
}

.service-card__desc {
  color: var(--text-light);
  font-size: 0.9rem;
  line-height: 1.7;
  margin-bottom: 1.1rem;
}

.service-card__price {
  display: inline-block;
  background: var(--neutral-light);
  color: var(--primary);
  font-weight: 600;
  font-size: 0.83rem;
  padding: 0.3rem 0.85rem;
  border-radius: 50px;
  border: 1px solid var(--border);
}

/* ---- 8A. EXPERTISE GRID (OPTIONAL) ---- */
.expertise {
  background: var(--white);
}

.expertise__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.expertise__subtitle {
  margin-top: -1.4rem;
  margin-bottom: 1.4rem;
  color: var(--text-light);
  font-size: 0.95rem;
  line-height: 1.65;
  max-width: 820px;
}

.expertise-card {
  background: linear-gradient(180deg, #ffffff 0%, #f7fbff 100%);
  border: 1px solid var(--border);
  border-left: 4px solid var(--primary);
  border-radius: var(--radius);
  padding: 1.15rem 1.2rem;
  box-shadow: 0 2px 10px rgba(27, 79, 114, 0.08);
}

.expertise-card__media {
  margin: -0.35rem -0.25rem 0.9rem;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid rgba(210, 222, 237, 0.9);
  background: #edf4fb;
}

.expertise-card__media img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  display: block;
}

.expertise-card__title {
  font-family: var(--font-display);
  font-size: 1rem;
  color: var(--neutral-dark);
  margin-bottom: 0.45rem;
}

.expertise-card__desc {
  font-size: 0.9rem;
  color: var(--text-light);
  line-height: 1.6;
}

.expertise-card__link {
  margin-top: 0.6rem;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  color: var(--primary);
  font-weight: 600;
  font-size: 0.84rem;
}

.expertise-card__link:hover,
.expertise-card__link:focus-visible {
  color: var(--primary-light);
}

.expertise__gallery {
  margin-top: 1.25rem;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 0.85rem;
}

.expertise-gallery-card {
  display: block;
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid var(--border);
  background: #f2f7ff;
  box-shadow: 0 8px 20px rgba(27, 79, 114, 0.12);
  transition: transform var(--transition), box-shadow var(--transition);
}

.expertise-gallery-card:hover,
.expertise-gallery-card:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(27, 79, 114, 0.18);
  outline: none;
}

.expertise-gallery-card img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  display: block;
}

/* ---- 9. WHY CHOOSE US ---- */
.why-us {
  background: var(--primary);
  color: var(--white);
}

.why-us .section__label {
  color: var(--accent);
}

.why-us .section__title {
  color: var(--white);
}

.why-us__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.why-card {
  text-align: center;
  padding: 2.5rem 1.25rem;
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.1);
  transition: background var(--transition), transform var(--transition);
}
.why-card:hover {
  background: rgba(255, 255, 255, 0.14);
  transform: translateY(-4px);
}

.why-card__icon {
  font-size: 2.5rem;
  margin-bottom: 0.75rem;
  line-height: 1;
}

.why-card__counter {
  font-family: var(--font-display);
  font-size: 2.6rem;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 0.5rem;
  line-height: 1;
}

.why-card h3 {
  font-size: 0.98rem;
  font-weight: 600;
  margin-bottom: 0.6rem;
}

.why-card p {
  font-size: 0.84rem;
  opacity: 0.72;
  line-height: 1.65;
}

/* ---- 10. APPOINTMENT FORM ---- */
.appointment {
  background: var(--neutral-light);
}

.appointment__form {
  max-width: 740px;
  margin-inline: auto;
  background: var(--white);
  padding: 2.75rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
}

.form__row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
  margin-bottom: 1.25rem;
}

.form__group {
  display: flex;
  flex-direction: column;
}

.form__group--full {
  grid-column: 1 / -1;
}

.form__group label {
  font-size: 0.86rem;
  font-weight: 500;
  color: var(--text);
  margin-bottom: 0.4rem;
}

.form__group label span {
  color: var(--danger);
  margin-left: 2px;
}

.form__group input,
.form__group select,
.form__group textarea {
  padding: 0.72rem 1rem;
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 0.93rem;
  color: var(--text);
  background: var(--white);
  transition: border-color var(--transition), box-shadow var(--transition);
  width: 100%;
}

.form__group input:focus,
.form__group select:focus,
.form__group textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(27, 79, 114, 0.1);
}

.form__group input.error,
.form__group select.error,
.form__group textarea.error {
  border-color: var(--danger);
  box-shadow: 0 0 0 3px rgba(231, 76, 60, 0.1);
}

.form__error {
  font-size: 0.78rem;
  color: var(--danger);
  margin-top: 0.3rem;
  min-height: 1.1em;
  display: block;
}

.form__group textarea {
  resize: vertical;
  min-height: 90px;
}

.appointment__fee-note {
  background: #EBF5FB;
  border-left: 4px solid var(--primary);
  padding: 0.8rem 1.1rem;
  border-radius: 0 var(--radius) var(--radius) 0;
  font-size: 0.88rem;
  color: var(--primary);
  font-weight: 500;
  margin-bottom: 1.5rem;
}

/* ---- 11. TESTIMONIALS ---- */
.testimonials {
  background: var(--white);
}

.testimonials__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
}

.testimonial-card {
  background: var(--neutral-light);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  border: 1px solid var(--border);
  transition: transform var(--transition), box-shadow var(--transition);
}
.testimonial-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}

.testimonial-card__stars {
  color: #F39C12;
  font-size: 1.05rem;
  margin-bottom: 0.85rem;
  letter-spacing: 2px;
}

.testimonial-card__text {
  color: var(--text-light);
  font-size: 0.91rem;
  line-height: 1.75;
  margin-bottom: 1.1rem;
  font-style: italic;
}

.testimonial-card__footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.5rem;
}

.testimonial-card__name {
  font-weight: 600;
  color: var(--text);
  font-size: 0.88rem;
}

.testimonial-card__meta {
  font-size: 0.76rem;
  color: var(--text-light);
  white-space: nowrap;
}

.testimonials__actions {
  margin-top: 1.5rem;
  display: flex;
  justify-content: center;
}

.testimonials__gallery {
  margin-top: 2.4rem;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1rem;
}

.testimonial-gallery-card {
  position: relative;
  border: 0;
  border-radius: 18px;
  overflow: hidden;
  padding: 0;
  background: #0d2438;
  aspect-ratio: 1 / 1;
  cursor: pointer;
  box-shadow: 0 12px 30px rgba(16, 45, 71, 0.18);
  transition: transform var(--transition), box-shadow var(--transition);
}

.testimonial-gallery-card:hover,
.testimonial-gallery-card:focus-visible {
  transform: translateY(-3px) scale(1.01);
  box-shadow: 0 16px 36px rgba(16, 45, 71, 0.26);
  outline: none;
}

.testimonial-gallery-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.testimonial-gallery-card::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(5, 16, 30, 0.55) 0%, rgba(5, 16, 30, 0.03) 55%);
}

.testimonial-gallery-card__meta {
  position: absolute;
  left: 0.85rem;
  right: 0.85rem;
  bottom: 0.8rem;
  z-index: 2;
  color: #fff;
  font-size: 0.77rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.testimonial-lightbox {
  position: fixed;
  inset: 0;
  z-index: 2200;
  display: grid;
  place-items: center;
  padding: 1.5rem;
}

.testimonial-lightbox__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(7, 18, 33, 0.84);
  backdrop-filter: blur(4px);
}

.testimonial-lightbox__figure {
  position: relative;
  z-index: 2;
  width: min(900px, calc(100vw - 5rem));
  max-height: calc(100vh - 7rem);
  margin: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
}

.testimonial-lightbox__figure img {
  width: 100%;
  max-height: calc(100vh - 11rem);
  object-fit: contain;
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.35);
  background: #101c2f;
}

.testimonial-lightbox__caption {
  color: #dbe9f7;
  font-size: 0.86rem;
  letter-spacing: 0.04em;
}

.testimonial-lightbox__close,
.testimonial-lightbox__nav {
  position: absolute;
  z-index: 3;
  border: 0;
  color: #fff;
  background: rgba(15, 34, 56, 0.72);
  backdrop-filter: blur(4px);
  cursor: pointer;
}

.testimonial-lightbox__close {
  top: 1.2rem;
  right: 1.2rem;
  width: 44px;
  height: 44px;
  border-radius: 999px;
  font-size: 1.4rem;
}

.testimonial-lightbox__nav {
  top: 50%;
  transform: translateY(-50%);
  width: 44px;
  height: 56px;
  border-radius: 12px;
  font-size: 1.5rem;
}

.testimonial-lightbox__nav--prev {
  left: 1.2rem;
}

.testimonial-lightbox__nav--next {
  right: 1.2rem;
}

/* ---- 11A. CLINICAL CASE ARCHIVE ---- */
.case-archive {
  background: linear-gradient(180deg, #f8fbff 0%, #f2f7fc 100%);
}

.case-archive__notice {
  margin-top: -0.9rem;
  margin-bottom: 1.4rem;
  max-width: 860px;
  padding: 0.75rem 0.95rem;
  border-left: 4px solid #d89b00;
  border-radius: 0 10px 10px 0;
  background: #fff8e6;
  color: #7d6212;
  font-size: 0.88rem;
  line-height: 1.6;
}

.case-archive__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1rem;
}

.case-archive-card {
  position: relative;
  display: block;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid #d8e5f4;
  background: #0e2740;
  aspect-ratio: 1 / 1;
}

.case-archive-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.35s ease;
}

.case-archive-card:hover img,
.case-archive-card:focus-visible img {
  transform: scale(1.05);
}

.case-archive-card::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(6, 20, 37, 0.65) 0%, rgba(6, 20, 37, 0.02) 55%);
}

.case-archive-card__meta {
  position: absolute;
  left: 0.7rem;
  right: 0.7rem;
  bottom: 0.7rem;
  z-index: 2;
  color: #ffffff;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* ---- 12. FAQ ---- */
.faq {
  background: var(--neutral-light);
}

.faq__list {
  max-width: 820px;
  margin-inline: auto;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.faq__item {
  background: var(--white);
  border-radius: var(--radius);
  border: 1.5px solid var(--border);
  overflow: hidden;
  transition: border-color var(--transition);
}
.faq__item.open {
  border-color: var(--primary);
}

.faq__question {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 1.2rem 1.5rem;
  background: none;
  border: none;
  cursor: pointer;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--neutral-dark);
  text-align: left;
  transition: background var(--transition);
}
.faq__question:hover {
  background: var(--neutral-light);
}
.faq__question:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: -2px;
}

.faq__arrow {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--neutral-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  font-weight: 400;
  color: var(--primary);
  transition: transform var(--transition), background var(--transition);
}
.faq__item.open .faq__arrow {
  transform: rotate(45deg);
  background: var(--primary);
  color: var(--white);
}

.faq__answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.38s ease, padding var(--transition);
  padding: 0 1.5rem;
  color: var(--text-light);
  font-size: 0.91rem;
  line-height: 1.75;
}
.faq__item.open .faq__answer {
  max-height: 400px;
  padding: 0 1.5rem 1.4rem;
}

/* ---- 13. CONTACT ---- */
.contact {
  background: var(--white);
}

.contact__inner {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 4rem;
  align-items: start;
}

.contact__list {
  display: flex;
  flex-direction: column;
  gap: 1.6rem;
  margin-top: 0.5rem;
}

.contact__list li {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}

.contact__icon {
  font-size: 1.4rem;
  flex-shrink: 0;
  margin-top: 2px;
}

.contact__list strong {
  display: block;
  font-weight: 600;
  margin-bottom: 0.25rem;
  font-size: 0.88rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text);
}

.contact__list p,
.contact__list div {
  color: var(--text-light);
  font-size: 0.92rem;
  line-height: 1.6;
}

.contact__list a {
  color: var(--primary);
  font-weight: 500;
}
.contact__list a:hover {
  color: var(--primary-light);
}

.contact__map {
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.contact__map iframe {
  width: 100%;
  height: 420px;
  border: none;
  display: block;
}

.contact__map--placeholder {
  width: 100%;
  height: 420px;
  background: var(--neutral-light);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--text-light);
  font-size: 0.9rem;
  gap: 0.5rem;
  border: 2px dashed var(--border);
}

/* ---- 14. FOOTER ---- */
.footer {
  background: var(--neutral-dark);
  color: var(--white);
  padding-top: 3rem;
}

.footer__inner {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 2rem;
  padding-bottom: 2rem;
  flex-wrap: wrap;
}

.footer__clinic {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 0.4rem;
}

.footer__tagline {
  font-size: 0.83rem;
  opacity: 0.55;
  max-width: 280px;
  line-height: 1.5;
}

.footer__links {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
  align-items: center;
}

.footer__links a {
  font-size: 0.86rem;
  opacity: 0.65;
  transition: opacity var(--transition);
}
.footer__links a:hover {
  opacity: 1;
}

.footer__social {
  display: flex;
  gap: 0.6rem;
  align-items: center;
}

.footer__social a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  font-size: 0.85rem;
  font-weight: 600;
  transition: background var(--transition), transform var(--transition);
  border: 1px solid rgba(255, 255, 255, 0.12);
}
.footer__social a:hover {
  background: var(--primary-light);
  transform: translateY(-2px);
}

.footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  text-align: center;
  padding-block: 1.1rem;
  font-size: 0.78rem;
  opacity: 0.45;
}

/* ---- 15. FLOATING WHATSAPP ---- */
.whatsapp-float {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 990;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  background: var(--whatsapp);
  color: var(--white);
  padding: 0.8rem 1.3rem 0.8rem 1rem;
  border-radius: 50px;
  box-shadow: 0 6px 24px rgba(37, 211, 102, 0.45);
  font-weight: 600;
  font-size: 0.88rem;
  transition: transform var(--transition), box-shadow var(--transition);
  animation: wa-pulse 2.5s ease-in-out infinite;
}
.whatsapp-float:hover {
  transform: scale(1.06);
  box-shadow: 0 8px 32px rgba(37, 211, 102, 0.6);
  animation: none;
}

.whatsapp-float__label {
  display: none;
}

@keyframes wa-pulse {
  0%,
  100% {
    box-shadow: 0 6px 24px rgba(37, 211, 102, 0.45);
  }
  50% {
    box-shadow: 0 6px 36px rgba(37, 211, 102, 0.75);
  }
}

/* ---- 16. MODAL ---- */
.modal {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

.modal[hidden] {
  display: none;
}

.modal__overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
  backdrop-filter: blur(5px);
  -webkit-backdrop-filter: blur(5px);
}

.modal__box {
  position: relative;
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 2.75rem 2.25rem;
  max-width: 460px;
  width: 100%;
  text-align: center;
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.3);
  animation: modal-in 0.3s ease;
}

@keyframes modal-in {
  from {
    opacity: 0;
    transform: scale(0.92) translateY(20px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

.modal__icon {
  font-size: 3.2rem;
  margin-bottom: 0.75rem;
  line-height: 1;
}

.modal__title {
  font-family: var(--font-display);
  font-size: 1.55rem;
  color: var(--neutral-dark);
  margin-bottom: 1rem;
}

.modal__details {
  text-align: left;
  background: var(--neutral-light);
  border-radius: var(--radius);
  padding: 1.1rem 1.25rem;
  margin-bottom: 1.75rem;
  font-size: 0.9rem;
  color: var(--text);
  line-height: 1.9;
  border: 1px solid var(--border);
}

.modal__details p {
  display: flex;
  justify-content: space-between;
  gap: 0.5rem;
  flex-wrap: wrap;
}

/* ---- 17. RESPONSIVE ---- */
@media (max-width: 1024px) {
  .why-us__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  /* Navbar mobile */
  .navbar__links {
    display: none;
    position: fixed;
    top: 88px;
    left: 0;
    right: 0;
    background: var(--white);
    flex-direction: column;
    align-items: flex-start;
    padding: 1.5rem 2rem;
    border-bottom: 1px solid var(--border);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
    gap: 1rem;
    z-index: 999;
  }
  .navbar__logo-mark {
    width: 250px;
    max-height: 54px;
  }
  .navbar__logo-text {
    display: none;
  }
  .navbar__links.open {
    display: flex;
  }
  .navbar__links a::after {
    display: none;
  }
  .navbar__cta {
    display: none;
  }
  .navbar__wa {
    display: none;
  }
  .navbar__burger {
    display: flex;
  }

  /* Hero */
  .hero__inner {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 2.5rem;
  }
  .hero__image-wrap {
    order: -1;
  }
  .hero__badges {
    justify-content: center;
  }
  .hero__ctas {
    justify-content: center;
  }
  .hero__tagline {
    max-width: 100%;
  }

  /* About */
  .about__inner {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .about__degree-badge {
    right: 0;
    bottom: -1rem;
  }

  /* Contact */
  .contact__inner {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .expertise__grid {
    grid-template-columns: 1fr;
  }

  .expertise__gallery {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  /* Form */
  .form__row {
    grid-template-columns: 1fr;
  }
  .appointment__form {
    padding: 1.75rem 1.25rem;
  }

  /* Footer */
  .footer__inner {
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 1.5rem;
  }
  .footer__tagline {
    max-width: 100%;
  }

  /* WhatsApp float */
  .whatsapp-float {
    bottom: 1.25rem;
    right: 1.25rem;
    padding: 0.8rem;
    border-radius: 50%;
  }
  .whatsapp-float__label {
    display: none !important;
  }
}

@media (max-width: 480px) {
  .section {
    padding-block: 3rem;
  }

  .section__title {
    margin-bottom: 1.75rem;
  }

  .why-us__grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .hero__badges {
    gap: 0.75rem;
  }

  .badge {
    min-width: 80px;
    padding: 0.6rem 0.9rem;
  }

  .services__grid {
    grid-template-columns: 1fr;
  }

  .testimonials__grid {
    grid-template-columns: 1fr;
  }

  .testimonials__gallery {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .case-archive__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .testimonial-lightbox {
    padding: 1rem;
  }

  .testimonial-lightbox__figure {
    width: calc(100vw - 2rem);
  }

  .testimonial-lightbox__nav {
    width: 40px;
    height: 48px;
  }

  .testimonial-lightbox__nav--prev {
    left: 0.6rem;
  }

  .testimonial-lightbox__nav--next {
    right: 0.6rem;
  }

  a,
  button,
  input,
  select,
  textarea {
    min-height: 44px;
  }
}

/* ---- 18. FOCUS VISIBLE (accessibility) ---- */
:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 3px;
  border-radius: 4px;
}

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

/* ---- 19. PRINT STYLES ---- */
@media print {
  .navbar,
  .whatsapp-float,
  .appointment,
  .footer {
    display: none;
  }
}