/* MedBridge — premium editorial styles
   Companion to Tailwind CDN; defines component classes referenced in index.html. */

:root {
  --ink: #0E1726;
  --bone: #F5F1EA;
  --paper: #FBF8F2;
  --claret: #7A1F2B;
  --claret-deep: #5E1620;
  --sage: #3F5B4A;
  --gold: #B8924A;
}

html { scroll-behavior: smooth; }
body { font-feature-settings: "ss01", "cv11"; }
.font-display { font-feature-settings: "ss01", "ss02", "ss03"; font-optical-sizing: auto; }

/* --- Skip link --- */
.skip-link {
  position: absolute; left: 1rem; top: -3rem; z-index: 100;
  background: var(--ink); color: var(--bone);
  padding: 0.5rem 0.9rem; border-radius: 0.25rem;
  font-size: 0.875rem; transition: top 0.18s;
}
.skip-link:focus { top: 1rem; }

/* --- Header dynamic state --- */
#site-header {
  background-color: rgba(245, 241, 234, 0);
}
#site-header.is-scrolled {
  background-color: rgba(245, 241, 234, 0.94);
  backdrop-filter: saturate(140%) blur(10px);
  -webkit-backdrop-filter: saturate(140%) blur(10px);
  border-bottom: 1px solid rgba(14, 23, 38, 0.08);
}

.nav-link {
  position: relative;
  padding-bottom: 0.2rem;
  transition: color 0.18s;
}
.nav-link::after {
  content: "";
  position: absolute; left: 0; bottom: 0;
  height: 1px; width: 0;
  background-color: var(--claret);
  transition: width 0.25s ease;
}
.nav-link:hover { color: var(--ink); }
.nav-link:hover::after { width: 100%; }
.nav-link.is-active { color: var(--ink); }
.nav-link.is-active::after { width: 100%; }

.mobile-link {
  display: flex; align-items: center;
  padding: 1rem 0; font-size: 1.05rem;
}

/* --- Buttons --- */
.btn-primary, .btn-secondary, .btn-on-dark {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.7rem 1.25rem;
  font-size: 0.9rem; font-weight: 500;
  border-radius: 2px;
  transition: transform 0.15s ease, background-color 0.18s ease, color 0.18s, box-shadow 0.18s;
  white-space: nowrap;
}
.btn-lg { padding: 0.95rem 1.7rem; font-size: 0.97rem; }
.btn-primary {
  background-color: var(--claret); color: var(--bone);
  box-shadow: 0 1px 0 rgba(255,255,255,0.06) inset, 0 1px 2px rgba(14,23,38,0.18);
}
.btn-primary:hover { background-color: var(--claret-deep); transform: translateY(-1px); }
.btn-primary:active { transform: translateY(0); }

.btn-secondary {
  background-color: transparent; color: var(--ink);
  box-shadow: inset 0 0 0 1px rgba(14,23,38,0.25);
}
.btn-secondary:hover { box-shadow: inset 0 0 0 1px var(--ink); background-color: rgba(14,23,38,0.04); }

.btn-on-dark {
  background-color: var(--bone); color: var(--ink);
}
.btn-on-dark:hover { background-color: #fff; transform: translateY(-1px); }

/* --- Kicker labels --- */
.kicker {
  display: inline-flex; align-items: center;
  font-size: 0.72rem; letter-spacing: 0.22em;
  text-transform: uppercase; font-weight: 500;
}
.kicker-sm {
  display: inline-flex; align-items: center;
  font-size: 0.68rem; letter-spacing: 0.2em;
  text-transform: uppercase; font-weight: 500;
}
.kicker-mark {
  display: inline-block;
  width: 28px; height: 1px;
  background-color: currentColor;
  margin-right: 0.75rem;
  opacity: 0.7;
}

/* --- Facts list --- */
.fact { display: flex; align-items: flex-start; gap: 0.75rem; }
.fact .dot {
  flex: none;
  width: 7px; height: 7px;
  margin-top: 0.55rem;
  background-color: var(--sage);
  border-radius: 1px;
  transform: rotate(45deg);
}

.check-row {
  position: relative; padding-left: 1.4rem;
}
.check-row::before {
  content: "";
  position: absolute; left: 0; top: 0.45rem;
  width: 0.65rem; height: 0.65rem;
  border-left: 1.5px solid var(--sage);
  border-bottom: 1.5px solid var(--sage);
  transform: rotate(-45deg);
}

/* --- Hero grain & photo fallback --- */
.hero-grain {
  position: absolute; inset: 0;
  background-image: radial-gradient(circle at 30% 20%, rgba(184,146,74,0.07), transparent 55%),
                    radial-gradient(circle at 80% 80%, rgba(122,31,43,0.05), transparent 60%);
  pointer-events: none;
}

.photo-fallback {
  background:
    linear-gradient(135deg, var(--claret) 0%, var(--claret-deep) 50%, var(--ink) 100%);
  position: relative;
}
.photo-fallback::after {
  content: "Astghik Medical Center";
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  color: rgba(245,241,234,0.85);
  font-family: 'Fraunces', serif;
  font-size: clamp(1rem, 2vw, 1.4rem);
  letter-spacing: 0.04em;
  padding: 1rem;
  text-align: center;
}

.photo-fallback-yerevan {
  background:
    linear-gradient(180deg, #b7c9d4 0%, #7d8fa6 35%, #4d5d6f 75%, #2c3340 100%);
  position: relative;
}
.photo-fallback-yerevan::after {
  content: "Yerevan · Mount Ararat";
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  color: rgba(245,241,234,0.9);
  font-family: 'Fraunces', serif;
  font-size: clamp(1rem, 2vw, 1.4rem);
  letter-spacing: 0.04em;
}

/* --- Yerevan cards --- */
.yerevan-card {
  padding: 1.75rem;
  border: 1px solid rgba(14,23,38,0.1);
  background-color: var(--bone);
  border-radius: 2px;
  transition: transform 0.2s ease, border-color 0.2s;
}
.yerevan-card:hover {
  border-color: rgba(14,23,38,0.25);
  transform: translateY(-2px);
}

/* --- Program cards --- */
.program-card {
  position: relative;
  padding: 2.2rem 2rem;
  background-color: var(--paper);
  border: 1px solid rgba(14,23,38,0.1);
  border-radius: 2px;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.program-card:hover {
  border-color: var(--claret);
  box-shadow: 0 2px 0 var(--claret);
}
.program-num {
  position: absolute; top: 1.5rem; right: 1.75rem;
  font-family: 'Fraunces', serif;
  font-size: 0.85rem; letter-spacing: 0.18em;
  color: rgba(14,23,38,0.4);
}
.dur-row {
  display: flex; align-items: baseline; gap: 0.8rem;
}

/* --- Schedule day cards --- */
.day-card {
  background-color: var(--paper);
  padding: 1.75rem 1.4rem;
  min-height: 100%;
  display: flex; flex-direction: column;
}
.day-label {
  font-family: 'Fraunces', serif;
  font-size: 1.1rem; font-weight: 500;
  color: var(--claret);
  letter-spacing: 0.04em;
}
.day-title {
  margin-top: 0.5rem;
  font-family: 'Fraunces', serif;
  font-size: 1.15rem; line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--ink);
}
.day-list {
  margin-top: 1rem;
  list-style: none;
  padding: 0;
  display: flex; flex-direction: column;
  gap: 0.5rem;
  font-size: 0.88rem; color: rgba(14,23,38,0.75);
}
.day-list li {
  position: relative; padding-left: 0.95rem;
  line-height: 1.45;
}
.day-list li::before {
  content: "";
  position: absolute; left: 0; top: 0.55rem;
  width: 4px; height: 4px;
  background-color: var(--sage);
  border-radius: 50%;
}

/* --- Specialty filter chips --- */
.chip {
  padding: 0.45rem 0.95rem;
  border-radius: 999px;
  border: 1px solid rgba(14,23,38,0.18);
  background-color: var(--bone);
  font-size: 0.82rem;
  color: rgba(14,23,38,0.75);
  transition: all 0.16s ease;
  display: inline-flex; align-items: center; gap: 0.45rem;
}
.chip:hover {
  border-color: var(--ink);
  color: var(--ink);
}
.chip-active {
  background-color: var(--ink);
  color: var(--bone);
  border-color: var(--ink);
}
.chip-count {
  display: inline-block;
  font-size: 0.65rem;
  padding: 1px 6px;
  border-radius: 999px;
  background-color: rgba(184,146,74,0.25);
  color: var(--gold);
}
.chip-active .chip-count {
  background-color: rgba(245,241,234,0.18);
  color: var(--bone);
}

/* --- Specialty card --- */
.spec-card {
  position: relative;
  padding: 1.5rem 1.4rem 1.4rem;
  background-color: var(--paper);
  border: 1px solid rgba(14,23,38,0.1);
  border-radius: 2px;
  transition: transform 0.18s ease, border-color 0.18s, box-shadow 0.18s;
  display: flex; flex-direction: column; gap: 0.65rem;
}
.spec-card:hover {
  border-color: var(--ink);
  transform: translateY(-2px);
  box-shadow: 0 14px 24px -18px rgba(14,23,38,0.35);
}
.spec-card[hidden] { display: none !important; }

.spec-num {
  font-family: 'Fraunces', serif;
  font-size: 0.78rem; letter-spacing: 0.18em;
  color: rgba(14,23,38,0.4);
}
.spec-title {
  font-family: 'Fraunces', serif;
  font-size: 1.18rem; line-height: 1.18;
  letter-spacing: -0.02em;
  color: var(--ink);
}
.spec-procs {
  list-style: none; padding: 0; margin: 0;
  font-size: 0.85rem; color: rgba(14,23,38,0.7);
  line-height: 1.55;
}
.spec-procs li {
  position: relative; padding-left: 0.85rem;
}
.spec-procs li::before {
  content: "·";
  position: absolute; left: 0; top: -2px;
  color: var(--claret);
  font-weight: bold;
}
.spec-tag {
  align-self: flex-start;
  margin-top: 0.3rem;
  font-size: 0.65rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--sage);
  padding: 3px 8px;
  background-color: rgba(63,91,74,0.07);
  border-radius: 2px;
}

/* --- Service cards --- */
.service-card {
  background-color: var(--bone);
  padding: 2rem 1.6rem;
  min-height: 100%;
}
.service-icon {
  height: 1.6rem; width: 1.6rem;
  color: var(--claret);
}
.service-title {
  margin-top: 1rem;
  font-family: 'Fraunces', serif;
  font-size: 1.25rem;
  letter-spacing: -0.02em;
  color: var(--ink);
}
.service-text {
  margin-top: 0.55rem;
  font-size: 0.92rem; line-height: 1.55;
  color: rgba(14,23,38,0.7);
}

/* --- Mission grain overlay --- */
.mission-grain {
  background-image:
    radial-gradient(circle at 80% 20%, rgba(184,146,74,0.18), transparent 50%),
    radial-gradient(circle at 10% 90%, rgba(14,23,38,0.2), transparent 55%);
  mix-blend-mode: screen;
}

/* --- Apply form --- */
.field {
  display: flex; flex-direction: column; gap: 0.45rem;
}
.field label {
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--ink);
  letter-spacing: 0.01em;
}
.field input,
.field select,
.field textarea {
  width: 100%;
  padding: 0.7rem 0.85rem;
  font-size: 0.95rem;
  background-color: var(--bone);
  border: 1px solid rgba(14,23,38,0.15);
  border-radius: 2px;
  color: var(--ink);
  transition: border-color 0.16s, box-shadow 0.16s, background-color 0.16s;
  font-family: inherit;
}
.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--claret);
  background-color: #fff;
  box-shadow: 0 0 0 3px rgba(122,31,43,0.12);
}
.field input[aria-invalid="true"],
.field select[aria-invalid="true"],
.field textarea[aria-invalid="true"] {
  border-color: var(--claret);
  background-color: rgba(122,31,43,0.04);
}
.field .hint {
  font-size: 0.78rem; color: rgba(14,23,38,0.55);
  margin: 0;
}

.link {
  color: var(--claret);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}
.link:hover { color: var(--claret-deep); }

/* --- FAQ accordion --- */
.faq-trigger {
  width: 100%;
  display: flex; justify-content: space-between; align-items: center;
  gap: 1.5rem;
  padding: 1.6rem 0;
  text-align: left;
  font-family: 'Fraunces', serif;
  font-size: 1.18rem;
  letter-spacing: -0.01em;
  color: var(--ink);
  transition: color 0.18s;
}
.faq-trigger:hover { color: var(--claret); }

.faq-icon {
  flex: none;
  position: relative;
  width: 1.1rem; height: 1.1rem;
}
.faq-icon::before,
.faq-icon::after {
  content: "";
  position: absolute;
  background-color: currentColor;
  transition: transform 0.25s ease;
}
.faq-icon::before {
  left: 0; right: 0; top: 50%;
  height: 1px; margin-top: -0.5px;
}
.faq-icon::after {
  top: 0; bottom: 0; left: 50%;
  width: 1px; margin-left: -0.5px;
}
.faq-trigger[aria-expanded="true"] .faq-icon::after {
  transform: scaleY(0);
}

.faq-panel {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.32s ease;
}
.faq-panel > .faq-body {
  overflow: hidden;
  font-size: 0.97rem;
  color: rgba(14,23,38,0.78);
  line-height: 1.65;
  max-width: 56ch;
}
.faq-trigger[aria-expanded="true"] + .faq-panel {
  grid-template-rows: 1fr;
}
.faq-trigger[aria-expanded="true"] + .faq-panel > .faq-body {
  padding-bottom: 1.5rem;
}

/* --- Footer links --- */
.footer-link {
  color: rgba(245,241,234,0.78);
  transition: color 0.18s;
}
.footer-link:hover { color: var(--bone); }

/* --- Reveal animation --- */
.reveal {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.7s ease, transform 0.7s ease;
  will-change: opacity, transform;
}
.reveal.is-visible {
  opacity: 1;
  transform: none;
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .yerevan-card:hover,
  .program-card:hover,
  .spec-card:hover,
  .btn-primary:hover,
  .btn-on-dark:hover { transform: none; }
}

/* --- Focus visibility (keyboard) --- */
:focus-visible {
  outline: 2px solid var(--claret);
  outline-offset: 3px;
  border-radius: 2px;
}
button:focus-visible,
a:focus-visible {
  outline-offset: 4px;
}