/* ==========================================================================
   PEDKNEE — Light clinical theme
   Тёплая, спокойная, доступная палитра для детского ортопедического сервиса.
   Все селекторы сохранены из прежней тёмной темы, поэтому страницы
   перекрашиваются автоматически. Дизайн-токены — в :root.
   ========================================================================== */

:root {
  /* Surfaces */
  --pk-bg: #eef3f7;
  --pk-bg-2: #f7fafc;
  --pk-surface: #ffffff;
  --pk-surface-strong: #ffffff;
  --pk-surface-soft: #f1f6f9;
  --pk-card: #ffffff;
  --pk-card-2: #f0f9f5;

  /* Lines */
  --pk-border: #dde7ec;
  --pk-border-strong: #bfd9d2;

  /* Text */
  --pk-text: #122a33;
  --pk-text-soft: #2c424c;
  --pk-muted: #6a7c87;
  --pk-muted-2: #475761;

  /* Brand / accents */
  --pk-emerald: #0ca678;
  --pk-emerald-2: #0b8f67;     /* readable green for text/links on white */
  --pk-emerald-ink: #0a7f5c;   /* darkest green, for small text */
  --pk-teal: #0d9488;
  --pk-blue: #2563eb;
  --pk-violet: #7c3aed;
  --pk-amber: #b45309;
  --pk-red: #dc2626;

  /* Radii */
  --pk-radius-sm: 10px;
  --pk-radius: 14px;
  --pk-radius-lg: 20px;
  --pk-radius-xl: 28px;

  /* Shadows (soft, clinical) */
  --pk-shadow: 0 10px 30px rgba(16, 44, 56, 0.08);
  --pk-shadow-sm: 0 1px 2px rgba(16, 44, 56, 0.06), 0 1px 3px rgba(16, 44, 56, 0.05);
  --pk-shadow-emerald: 0 14px 34px rgba(12, 166, 120, 0.18);

  --pk-font: "Geist", Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --pk-mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;

  /* Back-compat aliases used by some templates */
  --bg: var(--pk-bg);
  --fg: var(--pk-text);
  --muted: var(--pk-muted);
  --card: var(--pk-surface);
  --border: var(--pk-border);
  --acc: var(--pk-emerald);
  --input: #ffffff;
  --input-fg: var(--pk-text);
}

* { box-sizing: border-box; }

html {
  min-height: 100%;
  background: var(--pk-bg);
}

body {
  min-height: 100vh;
  margin: 0;
  background:
    radial-gradient(circle at 50% -12%, rgba(12, 166, 120, 0.10), transparent 30rem),
    radial-gradient(circle at 88% 6%, rgba(37, 99, 235, 0.06), transparent 26rem),
    linear-gradient(180deg, #f3f8fb 0%, #eef3f7 60%, #eaf1f4 100%);
  color: var(--pk-text);
  font-family: var(--pk-font);
  letter-spacing: 0;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

/* faint clinical grid, very subtle */
body::before {
  position: fixed;
  inset: 0;
  z-index: -2;
  pointer-events: none;
  content: "";
  background-image:
    linear-gradient(rgba(18, 42, 51, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(18, 42, 51, 0.025) 1px, transparent 1px);
  background-size: 46px 46px;
  mask-image: linear-gradient(to bottom, transparent 0%, #000 14%, #000 80%, transparent 100%);
}

a { color: var(--pk-emerald-2); }

img, canvas, svg { max-width: 100%; }

button, input, select, textarea { font: inherit; }

/* ---------- Buttons ---------- */
button,
.btn,
.pk-button,
.action-button,
.search-btn,
.login-button,
.register-button,
.start-button,
.send-button,
input[type="submit"] {
  min-height: 44px;
  border: 0;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--pk-emerald), var(--pk-teal));
  color: #ffffff;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
  box-shadow: 0 8px 20px rgba(12, 166, 120, 0.22);
  transition: transform 0.16s ease, box-shadow 0.16s ease, border-color 0.16s ease, background 0.16s ease, filter 0.16s ease;
}

button:hover,
.btn:hover,
.pk-button:hover,
.action-button:hover,
.search-btn:hover,
.login-button:hover,
.register-button:hover,
.start-button:hover,
.send-button:hover,
input[type="submit"]:hover {
  color: #ffffff;
  transform: translateY(-1px);
  box-shadow: 0 12px 28px rgba(12, 166, 120, 0.28);
  filter: saturate(1.05);
}

button:focus-visible,
.btn:focus-visible,
.pk-button:focus-visible,
a:focus-visible,
.nav-link:focus-visible,
.action-button:focus-visible {
  outline: 3px solid rgba(12, 166, 120, 0.45);
  outline-offset: 2px;
}

button:disabled,
.btn:disabled,
.pk-button:disabled {
  opacity: 0.55;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

.pk-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 52px;
  padding: 0 24px;
  line-height: 1;
  white-space: nowrap;
}

.action-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  padding: 0 18px;
  text-align: center;
}

.pk-button-lg {
  min-height: 60px;
  padding: 0 34px;
  font-size: 1.05rem;
}

.pk-button-secondary,
.pk-button.secondary,
.secondary-btn,
.logout-btn {
  border: 1px solid var(--pk-border-strong);
  background: #ffffff;
  color: var(--pk-emerald-ink);
  box-shadow: var(--pk-shadow-sm);
}

.pk-button-secondary:hover,
.pk-button.secondary:hover,
.secondary-btn:hover {
  border-color: var(--pk-emerald);
  background: #f0f9f5;
  color: var(--pk-emerald-ink);
}

.pk-button-danger,
.logout-btn {
  background: #fdecec;
  color: #b91c1c;
  border: 1px solid #f6c9c9;
  box-shadow: none;
}

.pk-button-danger:hover,
.logout-btn:hover {
  background: #fbdcdc;
  color: #991b1b;
  box-shadow: 0 10px 24px rgba(220, 38, 38, 0.14);
}

/* ---------- Inputs ---------- */
input,
select,
textarea,
.form-control,
.form-select,
.form-input,
.search-input {
  width: 100%;
  min-height: 48px;
  border: 1px solid #cdd9e0;
  border-radius: 12px;
  background: #ffffff;
  color: var(--pk-text);
  padding: 12px 14px;
  outline: none;
  box-shadow: inset 0 1px 2px rgba(16, 44, 56, 0.03);
  transition: border-color 0.16s ease, box-shadow 0.16s ease, background 0.16s ease;
}

select { color-scheme: light; }

textarea {
  min-height: 112px;
  resize: vertical;
}

input[type="checkbox"],
input[type="radio"] {
  width: 18px;
  min-height: 18px;
  height: 18px;
  accent-color: var(--pk-emerald);
  margin-right: 8px;
}

input[type="range"] { accent-color: var(--pk-emerald); }

input::placeholder,
textarea::placeholder { color: #9aa9b2; }

input:focus,
select:focus,
textarea:focus,
.form-control:focus,
.form-select:focus,
.form-input:focus,
.search-input:focus {
  border-color: var(--pk-emerald);
  background: #ffffff;
  color: var(--pk-text);
  box-shadow: 0 0 0 4px rgba(12, 166, 120, 0.14), inset 0 1px 2px rgba(16, 44, 56, 0.03);
}

label,
.form-label {
  display: block;
  color: var(--pk-text-soft);
  font-size: 0.94rem;
  font-weight: 650;
  line-height: 1.45;
  margin: 0 0 10px;
}

label + label,
label input,
label select,
label textarea { margin-top: 8px; }

.login-form,
.register-form {
  display: grid;
  gap: 18px;
  margin-top: 22px;
  text-align: left;
}

.form-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.form-group { min-width: 0; }
.form-group.full-width { grid-column: 1 / -1; }

/* ---------- Typography ---------- */
h1, h2, h3, h4, h5, h6 {
  color: var(--pk-text);
  letter-spacing: 0;
}

p { color: var(--pk-text-soft); }

hr {
  border: 0;
  border-top: 1px solid var(--pk-border);
}

/* ---------- Header / nav ---------- */
.navbar,
.pk-header,
body > header {
  position: sticky;
  top: 0;
  z-index: 50;
  min-height: 72px;
  border-bottom: 1px solid var(--pk-border);
  background: rgba(255, 255, 255, 0.86) !important;
  color: var(--pk-text);
  backdrop-filter: saturate(1.4) blur(14px);
  box-shadow: 0 6px 24px rgba(16, 44, 56, 0.05);
}

.navbar .container,
.pk-header-inner,
body > header {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  padding: 0;
}

.pk-header-inner,
body > header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
}

.navbar-brand,
.pk-brand,
.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--pk-text) !important;
  font-weight: 840;
  letter-spacing: 0;
  text-decoration: none;
}

.pk-logo-mark,
.navbar-brand i,
.brand::before {
  display: inline-flex;
  width: 42px;
  height: 42px;
  align-items: center;
  justify-content: center;
  border: 0;
  border-radius: 14px;
  background:
    radial-gradient(circle at 34% 28%, rgba(255, 255, 255, 0.85), transparent 40%),
    linear-gradient(135deg, var(--pk-emerald), var(--pk-teal));
  color: #ffffff;
  box-shadow: 0 8px 20px rgba(12, 166, 120, 0.28);
}

.brand::before { content: "P"; font-weight: 900; }

.pk-brand-text { display: grid; gap: 1px; }

.pk-brand-title {
  font-size: 1.05rem;
  line-height: 1.05;
  color: var(--pk-text);
}

.pk-brand-kicker {
  color: var(--pk-emerald-ink);
  font-size: 0.66rem;
  font-weight: 760;
  letter-spacing: 0.26em;
  text-transform: uppercase;
}

.navbar-nav,
.pk-nav,
body > header nav {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}

.nav-link,
.pk-nav a,
body > header nav a {
  border-radius: 999px;
  color: var(--pk-muted-2) !important;
  font-size: 0.94rem;
  font-weight: 600;
  text-decoration: none;
  padding: 9px 14px;
  transition: color 0.16s ease, background 0.16s ease;
}

.nav-link:hover,
.pk-nav a:hover,
body > header nav a:hover {
  background: #e9f6f1;
  color: var(--pk-emerald-ink) !important;
}

.pk-nav-cta,
.pk-nav .pk-nav-cta,
body > header nav a.pk-nav-cta {
  background: linear-gradient(135deg, var(--pk-emerald), var(--pk-teal));
  color: #ffffff !important;
  box-shadow: 0 8px 20px rgba(12, 166, 120, 0.24);
}

.navbar-toggler {
  border: 1px solid var(--pk-border-strong);
  background: #ffffff;
  border-radius: 12px;
  min-height: 44px;
  width: 54px;
  box-shadow: none;
}

.navbar-toggler:focus { box-shadow: 0 0 0 3px rgba(12, 166, 120, 0.25); }

.navbar-toggler-icon {
  width: 24px;
  height: 18px;
  background-image:
    linear-gradient(var(--pk-emerald-ink), var(--pk-emerald-ink)),
    linear-gradient(var(--pk-emerald-ink), var(--pk-emerald-ink)),
    linear-gradient(var(--pk-emerald-ink), var(--pk-emerald-ink)) !important;
  background-repeat: no-repeat;
  background-position: center 1px, center 8px, center 15px;
  background-size: 24px 2px;
  filter: none;
}

main { min-height: calc(100vh - 72px); }

/* ---------- Page shells ---------- */
.pk-page,
.medical-dashboard,
.medical-login,
.medical-register {
  min-height: calc(100vh - 72px);
  padding: 48px 0 80px;
  background:
    radial-gradient(circle at 72% 2%, rgba(12, 166, 120, 0.08), transparent 26rem),
    radial-gradient(circle at 18% 16%, rgba(37, 99, 235, 0.05), transparent 24rem);
}

.medical-login,
.medical-register {
  display: flex;
  align-items: center;
}

.pk-container,
.dashboard-container,
.login-container,
.register-container,
.hero-content,
.hero-container {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
}

.pk-narrow,
.login-container,
.register-container {
  width: min(520px, calc(100% - 32px));
}

.pk-hero {
  position: relative;
  overflow: hidden;
  padding: 56px 0 72px;
}

/* ---------- Cards / surfaces ---------- */
.pk-hero-card,
.welcome-card,
.login-card,
.register-card,
.ai-card,
.chat-panel,
.side-panel,
.search-section,
.patients-section,
.db-lab-section,
.card,
.action-card,
.service-card,
.patient-card,
.candidate-item,
.result-panel,
fieldset {
  border: 1px solid var(--pk-border);
  border-radius: var(--pk-radius-lg);
  background: #ffffff;
  color: var(--pk-text);
  box-shadow: var(--pk-shadow);
}

.pk-hero-card {
  position: relative;
  overflow: hidden;
  padding: clamp(32px, 5vw, 56px);
  border: 1px solid var(--pk-border-strong);
  border-radius: var(--pk-radius-xl);
  text-align: center;
  background:
    radial-gradient(circle at 50% -30%, rgba(12, 166, 120, 0.10), transparent 60%),
    #ffffff;
  box-shadow: 0 20px 60px rgba(16, 44, 56, 0.10);
}

.pk-hero-card::before,
.ai-card::before,
.welcome-card::before {
  position: absolute;
  inset: -42% auto auto 50%;
  width: 520px;
  height: 520px;
  content: "";
  transform: translateX(-50%);
  border-radius: 999px;
  background: radial-gradient(circle, rgba(12, 166, 120, 0.10), transparent 65%);
  pointer-events: none;
}

.pk-eyebrow,
.new-badge,
.panel-label,
.section-title span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 30px;
  border: 1px solid #cdeadd;
  border-radius: 999px;
  background: #e9f7f0;
  color: var(--pk-emerald-ink);
  font-size: 0.74rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  padding: 6px 13px;
}

.pk-title,
.main-title,
.dashboard-title,
.login-title,
.register-title,
.ai-title {
  margin: 18px 0 16px;
  color: var(--pk-text);
  font-size: clamp(2.35rem, 6vw, 5rem);
  font-weight: 850;
  line-height: 1.0;
  letter-spacing: -0.01em;
}

.dashboard-title,
.login-title,
.register-title,
.ai-title {
  font-size: clamp(2rem, 4vw, 3.1rem);
  line-height: 1.06;
}

.pk-gradient-text,
.brand-highlight {
  background: linear-gradient(90deg, var(--pk-emerald), var(--pk-teal), var(--pk-blue));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.pk-subtitle,
.subtitle,
.welcome-text,
.login-subtitle,
.register-subtitle,
.ai-subtitle,
.service-description,
.action-description,
.patient-login,
.empty-state {
  color: var(--pk-muted-2);
  font-size: 1rem;
  line-height: 1.62;
}

.pk-subtitle,
.subtitle {
  max-width: 760px;
  margin: 0 auto 28px;
  font-size: clamp(1.05rem, 2vw, 1.28rem);
}

.pk-actions {
  display: flex;
  justify-content: center;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 30px;
}

.pk-proof-row {
  display: flex;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 28px;
}

.pk-proof,
.status-pill,
.red-flag {
  border: 1px solid #cdeadd;
  border-radius: 999px;
  background: #effaf4;
  color: var(--pk-emerald-ink);
  padding: 9px 13px;
  font-size: 0.9rem;
  font-weight: 700;
}

.pk-card-grid,
.services-grid,
.admin-actions,
.patients-grid,
.result-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 18px;
}

.pk-card,
.service-card,
.action-card,
.patient-card,
.result-item {
  display: block;
  position: relative;
  overflow: hidden;
  min-height: 150px;
  padding: 24px;
  text-decoration: none;
  transition: transform 0.18s ease, border-color 0.18s ease, background 0.18s ease, box-shadow 0.18s ease;
}

.pk-card:hover,
.service-card:hover,
.action-card:hover,
.patient-card:hover {
  border-color: var(--pk-border-strong);
  background: #fbfffe;
  color: var(--pk-text);
  transform: translateY(-3px);
  box-shadow: var(--pk-shadow-emerald);
}

.pk-card::after,
.service-card::after,
.action-card::after {
  position: absolute;
  inset: auto 18px 16px auto;
  width: 54px;
  height: 54px;
  content: "";
  border-radius: 999px;
  background: radial-gradient(circle, rgba(12, 166, 120, 0.10), transparent 70%);
}

.pk-icon,
.service-icon,
.action-icon {
  display: inline-flex;
  width: 52px;
  height: 52px;
  align-items: center;
  justify-content: center;
  border: 1px solid #cdeadd;
  border-radius: 16px;
  background: #e9f7f0;
  color: var(--pk-emerald-ink);
  font-size: 1.3rem;
  margin-bottom: 16px;
}

.icon-forms { color: #be123c; border-color: #fbd5dc; background: #fdeef1; }
.icon-knee { color: var(--pk-emerald-ink); }
.icon-pain { color: #b45309; border-color: #fde6c2; background: #fef6e7; }
.icon-quality { color: #6d28d9; border-color: #ddd2fb; background: #f1ecfe; }
.icon-function { color: #0e7490; border-color: #c2e9f1; background: #e7f7fb; }
.icon-assessment { color: #1d4ed8; border-color: #cdddfb; background: #eaf1fe; }
.icon-doctors { color: var(--pk-teal); }
.icon-hip { color: #b45309; border-color: #fde6c2; background: #fef6e7; }
.icon-test { color: #1d4ed8; border-color: #cdddfb; background: #eaf1fe; }
.icon-patients { color: #6d28d9; border-color: #ddd2fb; background: #f1ecfe; }
.icon-ai { color: var(--pk-emerald-ink); }
.icon-logout { color: #be123c; border-color: #fbd5dc; background: #fdeef1; }

.service-title,
.action-title,
.patient-name,
.candidate-title {
  margin: 0 0 8px;
  color: var(--pk-text);
  font-size: 1.16rem;
  font-weight: 760;
}

.welcome-card,
.search-section,
.patients-section,
.db-lab-section,
.login-card,
.register-card {
  position: relative;
  overflow: hidden;
  padding: 28px;
}

.welcome-card { margin-bottom: 24px; text-align: left; }

.dashboard-title { margin-top: 0; margin-bottom: 8px; }

.logout-section { margin-top: 28px; text-align: center; }

.search-form {
  display: flex;
  gap: 12px;
  align-items: center;
  margin-top: 18px;
}

.search-results,
pre,
code {
  border: 1px solid #d7e2e8;
  border-radius: 12px;
  background: #f6f9fb;
  color: #1d3a44;
  font-family: var(--pk-mono);
}

.search-results,
pre {
  max-height: 320px;
  overflow: auto;
  padding: 14px;
}

.search-title,
.patients-title,
.section-title {
  color: var(--pk-text);
  font-size: 1.4rem;
  font-weight: 800;
  margin: 0 0 14px;
}

.section-title {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.patients-section { margin-top: 22px; }

/* ---------- Alerts ---------- */
.status-warning,
.error-message,
.status-info,
.alert {
  border: 1px solid #fbe2b5;
  border-radius: var(--pk-radius);
  background: #fef6e7;
  color: #92500a;
  padding: 14px 16px;
  box-shadow: none;
}

.error-message,
.alert-danger {
  border-color: #f6c9c9;
  background: #fdecec;
  color: #b91c1c;
}

.status-info {
  border-color: #cdddfb;
  background: #eef4fe;
  color: #1e40af;
}

/* ---------- Tables ---------- */
table,
.table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  overflow: hidden;
  border: 1px solid var(--pk-border);
  border-radius: var(--pk-radius);
  color: var(--pk-text);
  background: #ffffff;
}

th, td,
.table th,
.table td {
  border-bottom: 1px solid #eef3f6;
  color: var(--pk-text);
  padding: 13px 14px;
  vertical-align: top;
}

th,
.table th {
  color: var(--pk-muted-2);
  background: #f3f8f7;
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

tr:last-child td { border-bottom: 0; }

fieldset { padding: 22px; margin: 18px 0; }

legend {
  float: none;
  width: auto;
  padding: 0 10px;
  color: var(--pk-emerald-ink);
  font-size: 0.98rem;
  font-weight: 800;
}

.card { padding: 24px; margin: 18px 0; }
.card ul, .card ol { color: var(--pk-text-soft); }
.card a { color: var(--pk-emerald-2); }

/* ---------- Footer ---------- */
.footer,
.pk-footer {
  border-top: 1px solid var(--pk-border);
  background: #ffffff;
  color: var(--pk-muted-2);
  padding: 42px 0;
}

.pk-footer-grid {
  display: grid;
  grid-template-columns: 1.4fr repeat(3, 1fr);
  gap: 28px;
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
}

.pk-footer a { color: var(--pk-emerald-2); text-decoration: none; }
.pk-footer a:hover { text-decoration: underline; }

.pk-footer-title { color: var(--pk-text); font-weight: 780; }

.pk-footer-small {
  margin-top: 28px;
  color: var(--pk-muted);
  font-size: 0.82rem;
  text-align: center;
}

/* Фонд содействия инновациям (ФСИ) acknowledgment */
.pk-fsi {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  max-width: 640px;
  border: 1px solid var(--pk-border);
  border-radius: 14px;
  background: #ffffff;
  box-shadow: var(--pk-shadow-sm);
  padding: 10px 16px;
  color: var(--pk-muted-2);
  font-size: 0.9rem;
  line-height: 1.4;
  text-align: left;
}
.pk-fsi-logo { height: 40px; width: auto; flex: 0 0 auto; }
.pk-fsi b { color: var(--pk-text); }
.pk-footer .pk-fsi {
  background: transparent;
  border: 0;
  box-shadow: none;
  padding: 0;
  max-width: none;
  justify-content: center;
}

.auth-alt-link,
.forgot-link,
.login-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--pk-emerald-2);
  font-weight: 700;
  text-decoration: none;
  margin-top: 18px;
}

.auth-alt-link:hover,
.forgot-link:hover,
.login-link:hover {
  color: var(--pk-emerald-ink);
  text-decoration: underline;
}

/* ---------- Scrollbars ---------- */
.chat-messages::-webkit-scrollbar,
.search-results::-webkit-scrollbar,
pre::-webkit-scrollbar { width: 10px; }

.chat-messages::-webkit-scrollbar-thumb,
.search-results::-webkit-scrollbar-thumb,
pre::-webkit-scrollbar-thumb {
  border-radius: 999px;
  background: #c4d3da;
}

.pk-mobile-only { display: none; }

/* ---------- Responsive ---------- */
@media (max-width: 991px) {
  /* Mobile burger works even if Bootstrap CSS/JS fail to load (CDN blocked) */
  .navbar-collapse:not(.show) { display: none; }
  .navbar-collapse.show { display: block; }
  .navbar-collapse {
    margin-top: 14px;
    border: 1px solid var(--pk-border);
    border-radius: 18px;
    background: #ffffff;
    padding: 12px;
    box-shadow: var(--pk-shadow);
  }

  .pk-header-inner,
  body > header {
    min-height: auto;
    padding: 12px 0;
    align-items: flex-start;
    flex-direction: column;
  }

  body > header nav { width: 100%; }
}

@media (max-width: 760px) {
  .pk-page,
  .medical-dashboard,
  .medical-login,
  .medical-register { padding: 28px 0 56px; }

  .pk-hero { padding: 32px 0 50px; }

  .pk-hero-card,
  .welcome-card,
  .login-card,
  .register-card,
  .card,
  fieldset { border-radius: 18px; padding: 20px; }

  .pk-actions,
  .search-form { align-items: stretch; flex-direction: column; }

  .form-row { grid-template-columns: 1fr; }

  .pk-button,
  .search-btn,
  .logout-btn { width: 100%; }

  .pk-card-grid,
  .services-grid,
  .admin-actions,
  .patients-grid,
  .result-list { grid-template-columns: 1fr; }

  .pk-footer-grid { grid-template-columns: 1fr; }

  .pk-brand-kicker { letter-spacing: 0.18em; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.001ms !important;
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
  }
}