/* ═══════════════════════════════════════════════
   OSTEOMASSY — Main Stylesheet
   Colors: #254E70 (primary), #C13874 (accent), #F5F5F5 (bg)
   Font: Inter (fallback: system)
   ═══════════════════════════════════════════════ */

/* ── CSS VARIABLES ───────────────────────────── */
:root {
  --color-primary: #254E70;
  --color-primary-light: #3a6d94;
  --color-primary-dark: #1a3a54;
  --color-accent: #C13874;
  --color-accent-hover: #d4447f;
  --color-accent-light: rgba(193, 56, 116, 0.1);
  --color-bg: #F5F5F5;
  --color-bg-alt: #ffffff;
  --color-text: #333333;
  --color-text-light: #666666;
  --color-white: #ffffff;
  --color-border: #e0e0e0;
  --font-main: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.1);
  --shadow-lg: 0 8px 30px rgba(0,0,0,0.12);
  --transition: 0.3s ease;
  --header-height: 72px;
  --container-max: 1200px;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-height);
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-main);
  font-size: 16px;
  line-height: 1.7;
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

a:hover { color: var(--color-accent); }

ul { list-style: none; }

/* ── UTILITIES ───────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
}

.container--narrow { max-width: 800px; }

.accent { color: var(--color-accent); }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  transition: all var(--transition);
  cursor: pointer;
  border: none;
  white-space: nowrap;
}

.btn--accent {
  background-color: var(--color-accent);
  color: var(--color-white);
}

.btn--accent:hover {
  background-color: var(--color-accent-hover);
  color: var(--color-white);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn--outline {
  background: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}

.btn--outline:hover {
  background-color: var(--color-primary);
  color: var(--color-white);
}

.btn--large {
  padding: 14px 28px;
  font-size: 1rem;
}

.btn--full { width: 100%; justify-content: center; }

/* ── HEADER ──────────────────────────────────── */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  z-index: 1000;
  border-bottom: 1px solid var(--color-border);
  transition: box-shadow var(--transition);
}

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

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
}

.header__logo {
  display: flex;
  flex-direction: column;
  text-decoration: none;
  line-height: 1.2;
}

.header__logo-title {
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.header__logo-name {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-accent);
}

.header__menu {
  display: flex;
  align-items: center;
  gap: 8px;
}

.header__menu li a {
  padding: 8px 14px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-primary);
  border-radius: var(--radius-sm);
  transition: all var(--transition);
}

.header__menu li a:hover {
  background-color: var(--color-accent-light);
  color: var(--color-accent);
}

.header__menu li:last-child a {
  background-color: var(--color-accent);
  color: var(--color-white);
}

.header__menu li:last-child a:hover {
  background-color: var(--color-accent-hover);
  color: var(--color-white);
}

/* Burger button */
.header__burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.header__burger span {
  display: block;
  width: 100%;
  height: 2.5px;
  background: var(--color-primary);
  border-radius: 2px;
  transition: all var(--transition);
}

.header__burger.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.header__burger.active span:nth-child(2) { opacity: 0; }
.header__burger.active span:nth-child(3) { transform: rotate(-45deg) translate(6px, -6px); }

/* Mobile nav overlay */
.mobile-nav {
  position: fixed;
  inset: 0;
  top: var(--header-height);
  background: var(--color-white);
  z-index: 999;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 40px;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition), visibility var(--transition);
}

.mobile-nav[hidden] {
  display: none;
}

.mobile-nav.active {
  opacity: 1;
  visibility: visible;
}

.mobile-nav__menu {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.mobile-nav__menu li a {
  display: block;
  padding: 12px 24px;
  font-size: 1.15rem;
  font-weight: 500;
  color: var(--color-primary);
  border-radius: var(--radius-sm);
  transition: all var(--transition);
}

.mobile-nav__menu li a:hover {
  background-color: var(--color-accent-light);
  color: var(--color-accent);
}

.mobile-nav__menu li a.btn--accent {
  color: var(--color-white);
}

.mobile-nav__menu li a.btn--accent:hover {
  color: var(--color-white);
  background-color: var(--color-accent-hover);
}

/* ── HERO ────────────────────────────────────── */
.hero {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 60px;
  min-height: 100vh;
  min-height: 100dvh;
  padding: calc(var(--header-height) + 40px) 24px 60px;
  max-width: var(--container-max);
  margin: 0 auto;
  position: relative;
}

.hero__content {
  flex: 1;
  max-width: 500px;
}

.hero__subtitle {
  font-size: 1rem;
  font-weight: 500;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 8px;
}

.hero__title {
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1.15;
  margin-bottom: 16px;
}

.hero__tagline {
  font-size: 1.1rem;
  color: var(--color-text-light);
  margin-bottom: 32px;
}

.hero__ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.hero__image {
  flex: 1;
  max-width: 560px;
}

.hero__image img {
  width: 100%;
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  object-fit: cover;
}

.hero__scroll {
  position: absolute;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  color: var(--color-primary);
  font-size: 0.85rem;
  font-weight: 500;
  animation: float 3s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(-8px); }
}

/* ── SECTIONS ────────────────────────────────── */
.section {
  padding: 80px 0;
}

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

.section__title {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 700;
  color: var(--color-primary);
  text-align: center;
  margin-bottom: 12px;
  position: relative;
}

.section__title::after {
  content: '';
  display: block;
  width: 60px;
  height: 3px;
  background: var(--color-accent);
  margin: 16px auto 0;
  border-radius: 2px;
}

.section__subtitle {
  text-align: center;
  color: var(--color-text-light);
  font-size: 1.05rem;
  margin-bottom: 48px;
}

/* ── OSTEOPATHY INTRO ────────────────────────── */
.osteo-intro {
  margin-top: 40px;
}

.osteo-intro p {
  margin-bottom: 16px;
  font-size: 1.05rem;
}

.osteo-intro blockquote {
  margin: 32px 0 0;
  padding: 24px 28px;
  background: var(--color-accent-light);
  border-left: 4px solid var(--color-accent);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.osteo-intro blockquote p {
  font-size: 1.1rem;
  font-style: italic;
  color: var(--color-primary);
  margin-bottom: 8px;
}

.osteo-intro blockquote cite {
  font-size: 0.9rem;
  color: var(--color-text-light);
  font-style: normal;
}

/* ── PRACTITIONER ────────────────────────────── */
.practitioner {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 48px;
  margin-top: 48px;
  align-items: start;
}

.practitioner__photo img {
  width: 100%;
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  object-fit: cover;
}

.practitioner__info h3 {
  font-size: 1.6rem;
  color: var(--color-accent);
  margin-bottom: 16px;
}

.practitioner__info p {
  margin-bottom: 12px;
}

.practitioner__credentials {
  margin-top: 24px;
}

.practitioner__credentials h4 {
  font-size: 1rem;
  color: var(--color-primary);
  margin: 20px 0 8px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-weight: 600;
}

.practitioner__credentials ul {
  padding-left: 20px;
}

.practitioner__credentials li {
  position: relative;
  padding: 4px 0 4px 16px;
  font-size: 0.95rem;
}

.practitioner__credentials li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 12px;
  width: 8px;
  height: 8px;
  background: var(--color-accent);
  border-radius: 50%;
}

/* ── REASONS TO CONSULT ──────────────────────── */
.reasons-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 8px;
}

.reason-card {
  background: var(--color-bg-alt);
  padding: 32px 24px;
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition);
  text-align: center;
}

.reason-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.reason-card__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 72px;
  height: 72px;
  background: var(--color-accent-light);
  border-radius: 50%;
  margin-bottom: 16px;
  color: var(--color-accent);
}

.reason-card h3 {
  font-size: 1.1rem;
  color: var(--color-primary);
  margin-bottom: 8px;
}

.reason-card p {
  font-size: 0.9rem;
  color: var(--color-text-light);
  line-height: 1.6;
}

/* ── GALLERY ─────────────────────────────────── */
.gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 48px;
}

.gallery__item {
  overflow: hidden;
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  background: var(--color-bg);
}

.gallery__item img {
  width: 100%;
  height: 240px;
  object-fit: cover;
  transition: transform var(--transition);
}

.gallery__item:hover img {
  transform: scale(1.03);
}

.gallery__item figcaption {
  padding: 16px 20px;
  font-size: 0.9rem;
  color: var(--color-text-light);
}

.gallery__item figcaption strong {
  color: var(--color-primary);
}

/* ── FAQ ─────────────────────────────────────── */
.faq {
  margin-top: 40px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq__item {
  background: var(--color-bg-alt);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: box-shadow var(--transition);
}

.faq__item:hover {
  box-shadow: var(--shadow-md);
}

.faq__item summary {
  padding: 18px 24px;
  font-weight: 600;
  color: var(--color-primary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  list-style: none;
}

.faq__item summary::-webkit-details-marker { display: none; }

.faq__item summary::after {
  content: '+';
  font-size: 1.4rem;
  font-weight: 300;
  color: var(--color-accent);
  transition: transform var(--transition);
  flex-shrink: 0;
}

.faq__item[open] summary::after {
  transform: rotate(45deg);
}

.faq__item p,
.faq__item div {
  padding: 0 24px 18px;
  color: var(--color-text-light);
}

.faq__item ul {
  padding: 0 24px 18px 44px;
  list-style: disc;
}

.faq__item li {
  padding: 3px 0;
  color: var(--color-text-light);
}

/* ── SCHEDULE ────────────────────────────────── */
.schedule {
  margin-top: 40px;
}

.schedule__table {
  width: 100%;
  border-collapse: collapse;
  background: var(--color-bg);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.schedule__table th,
.schedule__table td {
  padding: 14px 20px;
  text-align: left;
  font-size: 0.95rem;
}

.schedule__table thead {
  background: var(--color-primary);
  color: var(--color-white);
}

.schedule__table th {
  font-weight: 600;
  letter-spacing: 0.3px;
}

.schedule__table tbody tr {
  border-bottom: 1px solid var(--color-border);
}

.schedule__table tbody tr:last-child {
  border-bottom: none;
}

.schedule__table td:first-child {
  font-weight: 600;
  color: var(--color-primary);
}

.schedule__table .closed {
  color: var(--color-text-light);
  font-style: italic;
}

.schedule__note {
  text-align: center;
  margin-top: 16px;
  font-size: 0.9rem;
  color: var(--color-text-light);
  font-style: italic;
}

/* ── CONTACT ─────────────────────────────────── */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  margin-top: 48px;
  align-items: start;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.contact-info__item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.contact-info__item svg {
  flex-shrink: 0;
  color: var(--color-accent);
  margin-top: 2px;
}

.contact-info__item h3 {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--color-text-light);
  margin-bottom: 4px;
}

.contact-info__item a,
.contact-info__item p {
  font-size: 1rem;
  color: var(--color-primary);
  font-weight: 500;
  line-height: 1.5;
}

.contact-info__item a:hover {
  color: var(--color-accent);
}

.contact-map {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.contact-map__iframe {
  display: block;
  width: 100%;
  height: 400px;
  border: 0;
  border-radius: var(--radius);
}

/* ── CONTACT FORM ────────────────────────────── */
.contact-form-wrapper {
  margin-top: 56px;
  padding: 48px 40px 40px;
  background: var(--color-bg-alt);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  max-width: 680px;
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.contact-form__title {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 8px;
}

.contact-form__note {
  font-size: 0.85rem;
  color: var(--color-text-light);
  margin-bottom: 28px;
  max-width: 520px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.6;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
  text-align: left;
}

.contact-form__row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.contact-form__field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.contact-form__field label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-primary);
  letter-spacing: 0.3px;
}

.contact-form__field input,
.contact-form__field textarea {
  padding: 12px 16px;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-family: var(--font-main);
  font-size: 0.95rem;
  color: var(--color-text);
  background: var(--color-bg);
  transition: border-color var(--transition), box-shadow var(--transition);
  resize: vertical;
}

.contact-form__field input::placeholder,
.contact-form__field textarea::placeholder {
  color: #aaa;
}

.contact-form__field input:focus,
.contact-form__field textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px var(--color-accent-light);
}

.contact-form button[type="submit"] {
  align-self: stretch;
  justify-content: center;
  text-align: center;
}

/* ── FOOTER ──────────────────────────────────── */
.footer {
  background: var(--color-primary);
  color: rgba(255, 255, 255, 0.85);
}

.footer__top {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 56px 24px 40px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.footer__brand {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: rgba(255, 255, 255, 0.5);
  margin-bottom: 4px;
}

.footer__name {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 20px;
}

.footer__name span {
  color: var(--color-accent);
}

.footer__cta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--color-accent);
  color: var(--color-white);
  padding: 14px 32px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 1rem;
  text-decoration: none;
  transition: all var(--transition);
}

.footer__cta:hover {
  background: var(--color-accent-hover);
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(193, 56, 116, 0.35);
}

.footer__phone {
  margin-top: 12px;
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.5);
}

.footer__grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 40px;
  padding: 40px 0;
}

.footer__col h3 {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: rgba(255, 255, 255, 0.45);
  margin-bottom: 16px;
  font-weight: 600;
}

.footer__col ul li {
  margin-bottom: 10px;
}

.footer__col ul a {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.75);
  transition: color var(--transition);
}

.footer__col ul a:hover {
  color: var(--color-white);
}

.footer__col--info p {
  font-size: 0.9rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.65);
}

.footer__col--info a {
  color: rgba(255, 255, 255, 0.75);
}

.footer__col--info a:hover {
  color: var(--color-white);
}


/* ── STICKY MOBILE CTA ───────────────────────── */
.mobile-cta {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 998;
  padding: 12px 16px;
  padding-bottom: max(12px, env(safe-area-inset-bottom));
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-top: 1px solid var(--color-border);
  transform: translateY(100%);
  transition: transform var(--transition);
}

.mobile-cta.visible {
  transform: translateY(0);
}

/* ── REVEAL ANIMATION ────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── RESPONSIVE: TABLET ──────────────────────── */
@media (max-width: 960px) {
  .header__menu { display: none; }
  .header__burger { display: flex; }

  .hero {
    flex-direction: column;
    gap: 32px;
    min-height: auto;
    padding-top: calc(var(--header-height) + 32px);
    padding-bottom: 40px;
  }

  .hero__content { max-width: 100%; text-align: center; }

  .hero__ctas { justify-content: center; }

  .hero__image { max-width: 100%; }

  .hero__scroll { display: none; }

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

  .practitioner__photo {
    display: flex;
    justify-content: center;
  }

  .practitioner__photo img {
    max-width: 250px;
  }

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

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

  .gallery__item:last-child {
    grid-column: 1 / -1;
    max-width: 400px;
    margin: 0 auto;
    width: 100%;
  }

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

  .footer__grid {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 28px;
  }
}

/* ── RESPONSIVE: MOBILE ──────────────────────── */
@media (max-width: 640px) {
  :root {
    --header-height: 64px;
  }

  .section { padding: 56px 0; }

  .hero__title { font-size: 2rem; }
  .hero__ctas { flex-direction: column; }
  .hero__ctas .btn { width: 100%; justify-content: center; }

  .reasons-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .reason-card { padding: 24px 20px; }

  .gallery {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .gallery__item:last-child {
    max-width: 100%;
  }

  .gallery__item img {
    height: 200px;
  }

  .schedule__table th,
  .schedule__table td {
    padding: 10px 12px;
    font-size: 0.85rem;
  }

  .contact-info__item {
    flex-direction: column;
    gap: 8px;
  }

  .contact-info__item svg { margin-left: 0; }

  .contact-form__row {
    grid-template-columns: 1fr;
  }

  .contact-form button[type="submit"] {
    align-self: stretch;
  }

  .footer__grid { padding: 32px 0; }

  .mobile-cta { display: block; }

  /* Extra bottom padding so footer isn't hidden behind CTA */
  .footer { padding-bottom: 80px; }
}

/* ── ACCESSIBILITY ───────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .hero__scroll { animation: none; }
  .reason-card:hover { transform: none; }
  .gallery__item:hover img { transform: none; }
}

:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 2px;
  border-radius: 4px;
}

/* Skip link for accessibility */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  border: 0;
}