:root {
  /* Taxo-inspired dark system: near-black canvas, high-contrast serif display,
     white pill actions, one blue glow accent. */
  --ink: #f2f2ef;
  --muted: #a3a39c;
  --line: #232326;
  --line-strong: #6a6a72;   /* 3.4:1 on card — control boundaries (WCAG 1.4.11) */
  --bg: #0b0b0c;
  --card: #151517;
  --card-2: #1c1c1f;
  --teal: #8ab4ff;          /* accent (links, focus) — blue on dark */
  --teal-dark: #6d9ef7;
  --green: #131317;         /* header/hero shell */
  --green-dark: #0b0b0c;
  --pink: #cfd8ff;
  --heading: #ffffff;
  --blue: #2563eb;
  --warn: #f5b04c;
  --error: #ff8f8f;
  --ok: #6fdc9a;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: "Inter", system-ui, sans-serif;
  color: var(--ink);
  background: var(--bg);
  font-size: 15px;
  line-height: 1.5;
}
.urdu { font-family: "Noto Nastaliq Urdu", serif; }

.topbar {
  display: flex; align-items: center; gap: 24px;
  background: var(--bg); border-bottom: 1px solid var(--line);
  padding: 12px 24px;
}
.brand { font-family: "Instrument Serif", serif; font-weight: 400; font-size: 22px; color: #fff; text-decoration: none; }
.brand span { color: var(--muted); font-weight: 400; }
.topbar nav { display: flex; gap: 16px; }
.topbar nav a { color: #d6d6d0; text-decoration: none; padding: 6px 10px; border-radius: 999px; }
.topbar nav a:hover { background: rgba(255,255,255,.12); }
.topbar-right { margin-left: auto; display: flex; align-items: center; gap: 12px; }
.topbar-search { flex: 1; max-width: 360px; }
.topbar-search input {
  margin: 0; padding: 7px 14px; border-radius: 999px; border: 1px solid var(--line-strong);
  background: var(--card-2); color: #fff; font-size: 14px;
}
.topbar-search input::placeholder { color: #8f8f89; }
.topbar-search input:focus { outline: 2px solid rgba(255,255,255,.5); background: rgba(255,255,255,.22); }
.tagline { font-size: 13px; color: #a3a39c; }
.org-name { color: #a3a39c; }
.org-switch select { padding: 6px 8px; border-radius: 8px; border: 1px solid var(--line); }
.link-btn { background: none; border: none; color: #a3a39c; cursor: pointer; font-size: 14px; }
.link-btn:hover { color: #fff; }
.inline { display: inline; }

main { max-width: 1080px; margin: 24px auto; padding: 0 20px; }
h1 { font-family: "Instrument Serif", serif; font-weight: 400; font-size: 28px; margin: 0; letter-spacing: .01em; }
h2 { font-size: 15px; margin: 0 0 10px; color: var(--muted); text-transform: uppercase; letter-spacing: .04em; }
.page-head { display: flex; align-items: center; gap: 14px; margin-bottom: 18px; }
.page-head .btn { margin-left: auto; }
.lede { margin: -8px 0 14px; }
.muted { color: var(--muted); }
.hint { color: var(--muted); font-size: 13px; }

.card {
  background: var(--card); border: 1px solid var(--line);
  border-radius: 12px; padding: 18px 20px; margin-bottom: 18px;
}
.cols { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; align-items: start; }
@media (max-width: 860px) { .cols { grid-template-columns: 1fr; } }

.stat-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-bottom: 18px; }
@media (max-width: 860px) { .stat-row { grid-template-columns: 1fr 1fr; } }
.stat { text-align: center; padding: 14px; }
.stat-num { font-family: "Instrument Serif", serif; font-size: 34px; font-weight: 400; color: #fff; }
.stat-label { color: var(--muted); font-size: 13px; }

table { width: 100%; border-collapse: collapse; }
th { text-align: left; color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .04em; padding: 6px 8px; border-bottom: 1px solid var(--line); }
td { padding: 8px; border-bottom: 1px solid var(--line); }
tr:last-child td { border-bottom: none; }
td a { color: var(--teal); text-decoration: none; }
.token { font-weight: 700; }

.btn {
  display: inline-block; padding: 9px 18px; border-radius: 999px;
  border: 1px solid var(--line-strong); background: transparent; color: var(--ink);
  cursor: pointer; text-decoration: none; font-size: 14px; font-weight: 500;
}
.btn:hover { border-color: var(--muted); background: var(--card-2); }
.btn-primary { background: #ffffff; border-color: #ffffff; color: #0b0b0c; }
.btn-primary:hover { background: #d9d9d4; border-color: #d9d9d4; }
.btn-sm { padding: 4px 10px; font-size: 13px; }
.btn[disabled] { opacity: .5; cursor: not-allowed; }

.badge {
  display: inline-block; padding: 2px 9px; border-radius: 999px;
  background: var(--bg); border: 1px solid var(--line); font-size: 12px;
}
.badge-in_progress { background: #2a2213; border-color: #6b5320; color: var(--warn); }
.badge-finished { background: #12251a; border-color: #23543a; color: var(--ok); }
.badge-warn { background: #2a2213; border-color: #6b5320; color: var(--warn); }

.flash { padding: 10px 14px; border-radius: 8px; margin-bottom: 14px; border: 1px solid; }
.flash-success { background: #12251a; border-color: #23543a; color: var(--ok); }
.flash-error { background: #2b1414; border-color: #6e2b2b; color: var(--error); }
.flash-info, .flash-warning { background: #2a2213; border-color: #6b5320; color: var(--warn); }

form label { display: block; font-size: 13px; color: var(--muted); margin-bottom: 10px; }
input, select, textarea {
  display: block; width: 100%; margin-top: 3px; padding: 8px 10px;
  border: 1px solid var(--line-strong); border-radius: 8px; font: inherit; color: var(--ink);
  background: var(--card-2);
}
input:focus, select:focus, textarea:focus { outline: 2px solid var(--teal); outline-offset: -1px; }
.field-error { color: var(--error); font-size: 12px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4px 16px; }
.form-grid .span2, .span2 { grid-column: span 2; }
.check { display: flex; align-items: center; gap: 6px; }
.check input { width: auto; display: inline; margin: 0; }

.search-row { display: flex; gap: 10px; align-items: center; margin-bottom: 14px; }
.search-row input[type="search"], .search-row input[type="text"] { flex: 1; margin-top: 0; }
.search-row .btn { flex-shrink: 0; }
.search-row label { margin: 0; white-space: nowrap; }

.vitals-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 4px 12px; }
.vitals-row .btn { grid-column: span 3; margin-top: 6px; }

.chips { display: flex; flex-wrap: wrap; gap: 8px; padding: 4px 0 10px; }
.chip {
  padding: 11px 18px; border-radius: 999px; border: 1px solid var(--line-strong);
  background: var(--card); color: var(--ink); font: inherit; font-size: 14px;
  font-weight: 500; cursor: pointer;
}
.chip:hover { background: #ffffff; border-color: #ffffff; color: #0b0b0c; }

.lang-switch { margin-left: auto; }
.lang-switch select {
  padding: 6px 10px; border-radius: 8px; border: 1px solid var(--line);
  background: var(--card); font: inherit; font-size: 14px; width: auto; margin: 0;
}

.lang-chips { display: flex; flex-wrap: wrap; gap: 8px; margin: 4px 0 14px; }
.lang-chip input { display: none; }
.lang-chip span {
  display: inline-block; padding: 10px 18px; border-radius: 999px;
  border: 1.5px solid var(--line-strong); background: var(--card); color: var(--ink);
  font-size: 14px; cursor: pointer;
}
.lang-chip input:checked + span { border-color: #fff; background: #fff; color: #0b0b0c; }

.ac-list { position: relative; }
.ac-item {
  padding: 8px 12px; background: var(--card); border: 1px solid var(--line);
  border-top: none; cursor: pointer; font-size: 14px;
}
.ac-item:hover { background: var(--bg); }

.hero-green {
  background: radial-gradient(120% 160% at 85% 0%, #1d4ed8 0%, #101a3a 45%, #0e0e11 100%);
  color: #d8ddf0; border-radius: 14px;
  padding: 20px 22px; margin-bottom: 16px;
}
.hero-green h1 { color: #fff; font-size: 26px; line-height: 1.25; margin-bottom: 8px; }
.hero-green em { font-family: "Instrument Serif", serif; font-style: italic; }
.hero-green h1 { font-weight: 400; }
.hero-green p { margin: 0 0 6px; font-size: 14px; }
.hero-small { font-size: 13px !important; }

.auth-card { max-width: 420px; margin: 40px auto; }
.auth-card h1 { margin-bottom: 4px; }
.auth-card .btn { width: 100%; margin-top: 8px; }

.kv { display: grid; grid-template-columns: 130px 1fr; gap: 2px 10px; margin: 0 0 18px; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; }
ul.plain { list-style: none; padding: 0; margin: 0 0 16px; }
ul.plain li { padding: 4px 0; }

/* Patient intake chat */
.chat-wrap { max-width: 640px; margin: 0 auto; }
.chat-card { display: flex; flex-direction: column; }
.chat-log { max-height: 55vh; overflow-y: auto; display: flex; flex-direction: column; gap: 8px; padding-bottom: 10px; }
.msg { max-width: 85%; padding: 9px 13px; border-radius: 14px; white-space: pre-wrap; }
.msg-assistant { background: var(--card-2); align-self: flex-start; border-bottom-left-radius: 4px; }
.msg-user { background: var(--blue); color: #fff; align-self: flex-end; border-bottom-right-radius: 4px; }
.chat-input { display: flex; gap: 8px; border-top: 1px solid var(--line); padding-top: 12px; }
.chat-input input { flex: 1; margin-top: 0; }
.result-card h1 { margin-bottom: 8px; }
.consult-cta { display: flex; gap: 10px; align-items: flex-start; flex-wrap: wrap; margin: 10px 0; }
.clinic-list summary { list-style: none; }
.clinic-list ul { margin-top: 10px; }
.badge-urgency-emergency { background: #2b1414; border-color: #6e2b2b; color: var(--error); font-weight: 600; }
.badge-urgency-urgent { background: #2a1c10; border-color: #6b4520; color: var(--warn); }
.badge-urgency-soon { background: #2a2213; border-color: #6b5320; color: var(--warn); }
.badge-urgency-routine { background: #12251a; border-color: #23543a; color: var(--ok); }

/* Chart view (MyPatient consult) */
.chart-grid { display: grid; grid-template-columns: 320px 1fr; gap: 18px; align-items: start; }
@media (max-width: 980px) { .chart-grid { grid-template-columns: 1fr; } }
.chart-rail { position: sticky; top: 12px; max-height: calc(100vh - 24px); overflow-y: auto; }
.rail-section {
  background: var(--card); border: 1px solid var(--line); border-radius: 12px;
  padding: 12px 14px; margin-bottom: 10px;
}
.rail-section h3 {
  margin: 0 0 8px; font-size: 12px; text-transform: uppercase;
  letter-spacing: .05em; color: var(--muted);
}
.rail-item { padding: 4px 0; font-size: 14px; border-bottom: 1px solid var(--bg); }
.rail-item:last-child { border-bottom: none; }
.rail-item .muted { display: block; font-size: 12px; }
.rail-empty { color: var(--muted); font-size: 13px; margin: 0; }

.note-tabs { display: flex; gap: 8px; margin-bottom: 12px; }
.note-tab {
  padding: 8px 18px; border-radius: 8px 8px 0 0; border: 1px solid var(--line);
  border-bottom: none; background: var(--bg); font: inherit; cursor: pointer; color: var(--muted);
}
.note-tab.active { background: #fff; border-color: #fff; color: #0b0b0c; font-weight: 600; }

.ros-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-bottom: 10px; }
@media (max-width: 860px) { .ros-grid { grid-template-columns: 1fr 1fr; } }
.ros-system { border: 1px solid var(--line); border-radius: 8px; padding: 8px 10px; margin: 0; }
.ros-system legend { font-size: 12px; color: var(--muted); padding: 0 4px; }
.ros-system .check { margin: 2px 0; font-size: 13px; color: var(--ink); }

.exam-row { display: grid; grid-template-columns: 120px 1fr; align-items: center; gap: 10px; }
.exam-row input { margin-top: 0; font-size: 13px; }

.smart-wrap { position: relative; }
.smart-text, .smart-ghost {
  font: 14px/1.6 ui-monospace, "SF Mono", Menlo, monospace;
  padding: 12px; border-radius: 8px; white-space: pre-wrap; word-wrap: break-word;
}
.smart-text {
  position: relative; background: transparent; width: 100%;
  border: 1px solid var(--line); resize: vertical; color: var(--ink);
}
.smart-ghost {
  position: absolute; inset: 0; overflow: hidden; pointer-events: none;
  border: 1px solid transparent; color: transparent;
}
.ghost-hide { visibility: hidden; }
.ghost-show { color: #8f8f89; font-style: italic; visibility: visible; }
.smart-actions { display: flex; align-items: center; gap: 12px; margin-top: 10px; }
kbd {
  background: var(--bg); border: 1px solid var(--line); border-radius: 4px;
  padding: 1px 6px; font-size: 12px;
}

/* Prescription slip */
.print-page { background: #fff; color: #1f241f; --ink: #1f241f; --muted: #6e7568; --line: #d9d9d4; --card: #fff; --bg: #fff; --teal: #b9431f; }
.slip { max-width: 720px; margin: 24px auto; padding: 28px; border: 1px solid var(--line); border-radius: 12px; }
.slip-head { display: flex; justify-content: space-between; gap: 20px; border-bottom: 2px solid var(--teal); padding-bottom: 12px; margin-bottom: 14px; }
.slip-head h1 { font-size: 20px; color: var(--teal); }
.slip-meta { text-align: right; font-size: 13px; }
.slip-meta p, .slip-head p { margin: 2px 0; }
.slip-patient { font-size: 16px; }
.rx-mark { font-size: 26px; color: var(--teal); margin: 10px 0 4px; }
.rx-lines { padding-left: 22px; }
.rx-lines li { margin-bottom: 10px; }
.rx-name { font-weight: 600; }
.rx-dose { font-size: 14px; }
.slip-foot { border-top: 1px solid var(--line); margin-top: 26px; padding-top: 8px; }
.toolbar { max-width: 720px; margin: 0 auto 40px; display: flex; gap: 10px; }
@media print { .no-print { display: none; } .slip { border: none; margin: 0; } }

/* Accessibility: visible keyboard focus (WCAG 2.4.7) */
a:focus-visible, button:focus-visible, .btn:focus-visible, .chip:focus-visible,
.lang-chip input:focus-visible + span, .note-tab:focus-visible, .link-btn:focus-visible {
  outline: 3px solid #fff; outline-offset: 2px; border-radius: 8px;
}
.topbar a:focus-visible, .topbar button:focus-visible, .topbar input:focus-visible,
.topbar select:focus-visible {
  outline: 3px solid #fff; outline-offset: 2px;
}
.skip-link {
  position: absolute; left: -9999px; top: 8px; z-index: 100;
  background: #fff; color: #0b0b0c; padding: 8px 16px; border-radius: 8px;
}
.skip-link:focus { left: 8px; }


/* ===== Light theme ===== */
html[data-theme="light"] {
  --ink: #21261f;
  --heading: #12150f;
  --muted: #5c635a;
  --line: #e4e7e1;
  --line-strong: #757d75;
  --bg: #f6f7f4;
  --card: #ffffff;
  --card-2: #edefe9;
  --teal: #1d4ed8;
  --teal-dark: #16389d;
  --warn: #92400e;
  --error: #b91c1c;
  --ok: #166534;
}
html[data-theme="light"] body { background: var(--bg); }
html[data-theme="light"] .btn-primary { background: #12150f; border-color: #12150f; color: #fff; }
html[data-theme="light"] .btn-primary:hover { background: #2c332a; border-color: #2c332a; box-shadow: 0 0 30px -8px rgba(29, 78, 216, .45); }
html[data-theme="light"] .chip:hover { background: #12150f; border-color: #12150f; color: #fff; }
html[data-theme="light"] .lang-chip input:checked + span { background: #12150f; border-color: #12150f; color: #fff; }
html[data-theme="light"] .note-tab.active { background: #12150f; border-color: #12150f; color: #fff; }
html[data-theme="light"] .step-num { background: #12150f; color: #fff; }
html[data-theme="light"] .badge-in_progress { background: #fef3c7; border-color: #f3d47a; color: #92400e; }
html[data-theme="light"] .badge-finished { background: #dcfce7; border-color: #86efac; color: #166534; }
html[data-theme="light"] .flash-success { background: #dcfce7; border-color: #86efac; color: #166534; }
html[data-theme="light"] .flash-error { background: #fee2e2; border-color: #fca5a5; color: #b91c1c; }
html[data-theme="light"] .flash-info, html[data-theme="light"] .flash-warning { background: #fef3c7; border-color: #f3d47a; color: #92400e; }
html[data-theme="light"] .badge-urgency-emergency { background: #fee2e2; border-color: #fca5a5; color: #b91c1c; }
html[data-theme="light"] .badge-urgency-urgent, html[data-theme="light"] .badge-urgency-soon { background: #fef3c7; border-color: #f3d47a; color: #92400e; }
html[data-theme="light"] .badge-urgency-routine { background: #dcfce7; border-color: #86efac; color: #166534; }
html[data-theme="light"] .badge-live { background: #e7f6ec; border-color: #a9dcb9; color: #166534; }
html[data-theme="light"] .badge-soon { background: #e8eefc; border-color: #bcd0f7; color: #1d4ed8; }
html[data-theme="light"] .topbar { background: #12150f; border-bottom: none; }
html[data-theme="light"] .ghost-word { color: #e2e5df; }
html[data-theme="light"] a:focus-visible, html[data-theme="light"] button:focus-visible,
html[data-theme="light"] .btn:focus-visible, html[data-theme="light"] .chip:focus-visible { outline-color: #12150f; }

.theme-toggle {
  background: none; border: 1px solid var(--line-strong); color: inherit;
  border-radius: 999px; width: 32px; height: 32px; cursor: pointer;
  font-size: 15px; line-height: 1; flex-shrink: 0;
}
.topbar .theme-toggle { color: #fff; border-color: rgba(255,255,255,.4); }

/* ===== Mobile optimization ===== */
html, body { overflow-x: hidden; }
@media (max-width: 760px) {
  .topbar { flex-wrap: wrap; gap: 8px 14px; padding: 10px 14px; }
  .topbar nav { gap: 4px; order: 3; width: 100%; justify-content: flex-start; }
  .topbar nav a { padding: 6px 8px; font-size: 14px; }
  .topbar-search { order: 4; max-width: none; width: 100%; }
  .topbar-right { gap: 8px; }
  .tagline { display: none; }
  main { margin: 16px auto; padding: 0 14px; }
  h1 { font-size: 24px; }
  .page-head { flex-wrap: wrap; gap: 8px; }
  .cols, .chart-grid { grid-template-columns: 1fr; }
  .chart-rail { position: static; max-height: none; }
  .form-grid { grid-template-columns: 1fr; }
  .form-grid .span2, .span2 { grid-column: auto; }
  .vitals-row { grid-template-columns: 1fr 1fr; }
  .vitals-row .btn { grid-column: span 2; }
  .stat-row { grid-template-columns: 1fr 1fr; }
}
/* iOS zooms any focused input under 16px — keep patient-facing inputs at 16px */
.chat-input input, .auth-card input, .auth-card select { font-size: 16px; }
@media (max-width: 760px) {
  .chat-wrap { max-width: none; }
  .chat-log { max-height: calc(100dvh - 320px); min-height: 240px; }
  .chip { padding: 12px 18px; }
  .msg { max-width: 92%; }
  .lang-switch select { max-width: 130px; }
}