:root {
    --ink: #14121F;
    --ink-soft: #211D33;
    --porcelain: #F7F4EF;
    --porcelain-dim: #ECE7DD;
    --amber: #FF8A3D;
    --amber-deep: #E86A1E;
    --violet: #6C5CE0;
    --mint: #2BD4A6;
    --sky: #2F8FE0;
    --sky-deep: #1E6FBB;
    --sky-soft: #8FC3F2;
    --pink: #E85D75;
    --line: rgba(20, 18, 31, 0.10);
    --line-dark: rgba(247, 244, 239, 0.12);
    --shadow-soft: 0 20px 60px -20px rgba(20, 18, 31, 0.25);
    --radius-lg: 28px;
    --radius-md: 18px;
    --radius-sm: 12px;
    --font-display: 'Space Grotesk', sans-serif;
    --font-body: 'Inter', sans-serif;
    --font-accent: 'Instrument Serif', serif;
    --font-mono: 'JetBrains Mono', monospace;
    --ease: cubic-bezier(.22, .9, .3, 1);
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    font-family: var(--font-body);
    background: var(--porcelain);
    color: var(--ink);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    min-height: 100vh;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul { margin: 0; padding: 0; list-style: none; }
button, input, textarea, select { font-family: inherit; }
button { cursor: pointer; }
.visually-hidden {
    position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
    overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}
.skip-link {
    position: absolute; left: -9999px; top: 0; z-index: 9999;
    background: var(--ink); color: var(--porcelain); padding: 14px 22px;
}
.skip-link:focus { left: 0; }
:focus-visible { outline: 3px solid var(--sky); outline-offset: 3px; }
.wrap { max-width: 1120px; margin: 0 auto; padding: 0 24px; }
.wrap-slim { max-width: 480px; margin: 0 auto; padding: 0 24px; }
h1, h2, h3, h4 { font-family: var(--font-display); margin: 0; letter-spacing: -0.02em; }
p { margin: 0; }
em { font-family: var(--font-accent); font-style: italic; font-weight: 400; }
.eyebrow {
    display: inline-flex; align-items: center; gap: 8px;
    font-size: 0.78rem; font-weight: 700; letter-spacing: 0.12em;
    text-transform: uppercase; color: var(--sky-deep);
}
.eyebrow::before { content: ''; width: 8px; height: 8px; border-radius: 50%; background: var(--sky); }
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 8px;
    padding: 14px 24px; border-radius: 100px; font-weight: 600; font-size: 0.95rem;
    border: 1px solid transparent; transition: transform .3s var(--ease), background .25s, box-shadow .3s;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary { background: var(--sky); color: #fff; box-shadow: 0 14px 30px -10px rgba(47, 143, 224, 0.55); }
.btn-primary:hover { background: var(--sky-deep); }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--line); }
.btn-ghost:hover { background: var(--ink); color: var(--porcelain); }
.btn-mint { background: var(--mint); color: #0a3d2e; }
.btn-sm { padding: 10px 16px; font-size: 0.85rem; }
.btn-block { width: 100%; }
.btn-danger { background: transparent; color: #b33a4f; border-color: rgba(232,93,117,.35); }
.nav { position: sticky; top: 0; z-index: 500; padding: 14px 0; }
.nav-inner {
    display: flex; align-items: center; justify-content: space-between; gap: 16px;
    background: rgba(247, 244, 239, 0.8); backdrop-filter: blur(18px);
    border: 1px solid rgba(20, 18, 31, 0.08); border-radius: 100px;
    padding: 10px 10px 10px 22px; box-shadow: 0 8px 30px -12px rgba(20, 18, 31, 0.12);
}
.logo { display: flex; align-items: center; gap: 10px; font-family: var(--font-display); font-weight: 700; font-size: 1.05rem; }
.logo-sub { display: block; font-family: var(--font-body); font-weight: 500; font-size: 0.65rem; color: rgba(20,18,31,0.5); letter-spacing: .04em; text-transform: uppercase; }
.logo-mark {
    width: 30px; height: 30px; border-radius: 10px;
    background: linear-gradient(135deg, var(--sky), var(--mint));
    display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.logo-mark svg { width: 16px; height: 16px; }
.nav-links { display: none; gap: 18px; align-items: center; font-size: 0.88rem; font-weight: 500; }
.nav-links a { opacity: .82; }
.nav-links a:hover { opacity: 1; }
@media (min-width: 980px) { .nav-links { display: flex; } }
.nav-cta { display: flex; align-items: center; gap: 8px; }
.nav-cta .btn-text { display: none; padding: 10px; opacity: .75; font-weight: 500; }
@media (min-width: 640px) { .nav-cta .btn-text { display: inline-flex; } }
.nav-user { font-size: 0.82rem; font-weight: 600; opacity: .7; display: none; }
@media (min-width: 720px) { .nav-user { display: inline; } }
.nav-toggle {
    display: inline-flex; align-items: center; justify-content: center;
    width: 40px; height: 40px; border-radius: 50%; border: 1px solid var(--line); background: transparent;
}
@media (min-width: 980px) { .nav-toggle { display: none; } }
.nav-mobile {
    display: none; flex-direction: column; gap: 4px; margin-top: 10px;
    background: var(--porcelain); border: 1px solid var(--line); border-radius: 20px; padding: 10px;
}
.nav-mobile.is-open { display: flex; }
.nav-mobile a { padding: 12px 16px; border-radius: 12px; font-weight: 500; }
.nav-mobile a:hover { background: var(--porcelain-dim); }
.page-hero {
    padding: 40px 0 24px;
    background:
        radial-gradient(500px 280px at 15% 0%, rgba(47, 143, 224, 0.16), transparent 70%),
        radial-gradient(520px 300px at 90% 10%, rgba(43, 212, 166, 0.14), transparent 70%);
}
.page-hero h1 { font-size: clamp(1.8rem, 4vw, 2.6rem); margin-top: 10px; }
.page-hero p { margin-top: 10px; color: rgba(20,18,31,0.65); max-width: 54ch; }
.section { padding: 40px 0 70px; }
.card {
    background: #fff; border: 1px solid var(--line); border-radius: var(--radius-md);
    padding: 22px; box-shadow: 0 10px 30px -20px rgba(20,18,31,0.2);
}
.form-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 28px; }
.stack { display: flex; flex-direction: column; gap: 14px; }
.field label { display: block; font-size: 0.85rem; font-weight: 600; margin-bottom: 6px; }
.field input, .field textarea, .field select {
    width: 100%; border: 1px solid var(--line); border-radius: 14px;
    padding: 12px 14px; background: #fff; font-size: 0.95rem; outline: none;
}
.field textarea { min-height: 110px; resize: vertical; }
.field input:focus, .field textarea:focus, .field select:focus { border-color: rgba(47,143,224,.5); }
.role-pills { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.role-pill {
    border: 1px solid var(--line); border-radius: 16px; padding: 14px; text-align: left; background: #fff;
}
.role-pill.active { border-color: var(--sky); background: rgba(47,143,224,.08); }
.role-pill strong { display: block; font-family: var(--font-display); }
.role-pill span { font-size: 0.78rem; color: rgba(20,18,31,.55); }
.alert {
    padding: 12px 14px; border-radius: 12px; font-size: 0.9rem;
    background: rgba(232,93,117,.1); color: #b33a4f; border: 1px solid rgba(232,93,117,.25);
}
.alert.ok { background: rgba(43,212,166,.12); color: #0f7a5a; border-color: rgba(43,212,166,.35); }
.muted { color: rgba(20,18,31,.55); }
.small { font-size: 0.84rem; }
.text-center { text-align: center; }
.grid-2 { display: grid; gap: 18px; grid-template-columns: 1fr; }
@media (min-width: 860px) { .grid-2 { grid-template-columns: 1fr 1fr; } }
.grid-cards { display: grid; gap: 16px; grid-template-columns: 1fr; }
@media (min-width: 700px) { .grid-cards { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1040px) { .grid-cards { grid-template-columns: repeat(3, 1fr); } }
.doc-card { display: flex; flex-direction: column; gap: 10px; }
.doc-card .avatar { width: 64px; height: 64px; border-radius: 16px; object-fit: cover; }
.doc-card h3 { font-size: 1.08rem; }
.doc-spec { font-size: 0.72rem; text-transform: uppercase; letter-spacing: .06em; font-weight: 700; color: var(--sky-deep); font-family: var(--font-mono); }
.doc-meta {
    display: flex; justify-content: space-between; align-items: center; gap: 10px;
    margin-top: auto; padding-top: 12px; border-top: 1px solid var(--line); font-size: 0.84rem;
}
.doc-meta b { font-family: var(--font-display); }
.doc-actions { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 8px; }
.badge {
    display: inline-flex; align-items: center; padding: 4px 10px; border-radius: 100px;
    font-size: 0.72rem; font-weight: 700; font-family: var(--font-mono);
}
.badge-pending { background: rgba(255,138,61,.15); color: #b85a12; }
.badge-confirmed { background: rgba(43,212,166,.15); color: #0f7a5a; }
.badge-completed { background: rgba(47,143,224,.12); color: var(--sky-deep); }
.badge-cancelled { background: rgba(20,18,31,.08); color: rgba(20,18,31,.55); }
.search-bar {
    display: flex; gap: 8px; background: #fff; border: 1px solid var(--line);
    border-radius: 18px; padding: 8px; box-shadow: var(--shadow-soft); margin-bottom: 22px;
}
.search-bar input, .search-bar select {
    flex: 1; border: none; outline: none; padding: 12px 14px; font-size: 1rem; background: transparent; min-width: 0;
}
.filters { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 20px; }
.filter-chip {
    border: 1px solid var(--line); background: #fff; border-radius: 100px;
    padding: 8px 14px; font-size: 0.8rem; font-family: var(--font-mono);
}
.filter-chip.active { background: rgba(47,143,224,.12); border-color: rgba(47,143,224,.4); color: var(--sky-deep); font-weight: 600; }
.empty { padding: 40px; text-align: center; color: rgba(20,18,31,.55); }
.toolbar { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; margin-bottom: 18px; }
.chat-layout { display: grid; gap: 16px; grid-template-columns: 1fr; min-height: 520px; }
@media (min-width: 900px) { .chat-layout { grid-template-columns: 300px 1fr; } }
.chat-list { overflow: auto; max-height: 70vh; }
.chat-item {
    display: block; padding: 14px; border-radius: 14px; border: 1px solid transparent; margin-bottom: 6px;
}
.chat-item:hover, .chat-item.active { background: var(--porcelain-dim); border-color: var(--line); }
.chat-item strong { display: block; font-size: 0.92rem; }
.chat-item span { font-size: 0.78rem; color: rgba(20,18,31,.55); }
.chat-pane { display: flex; flex-direction: column; min-height: 480px; }
.chat-head {
    display: flex; justify-content: space-between; align-items: center; gap: 10px; flex-wrap: wrap;
    padding-bottom: 12px; border-bottom: 1px solid var(--line); margin-bottom: 12px;
}
.chat-messages { flex: 1; overflow: auto; display: flex; flex-direction: column; gap: 10px; padding: 8px 0; max-height: 52vh; }
.bubble {
    max-width: 78%; padding: 10px 14px; border-radius: 16px; font-size: 0.92rem; line-height: 1.45;
}
.bubble.me { align-self: flex-end; background: var(--ink); color: var(--porcelain); border-bottom-right-radius: 6px; }
.bubble.them { align-self: flex-start; background: var(--porcelain-dim); border-bottom-left-radius: 6px; }
.bubble time { display: block; font-size: 0.68rem; opacity: .55; margin-top: 4px; }
.chat-compose { display: flex; gap: 8px; margin-top: 12px; padding-top: 12px; border-top: 1px solid var(--line); }
.chat-compose input { flex: 1; border: 1px solid var(--line); border-radius: 14px; padding: 12px 14px; outline: none; }
.footer-mini {
    border-top: 1px solid var(--line); padding: 22px 0; color: rgba(20,18,31,.5); font-size: 0.84rem;
}
.footer-mini .wrap { display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.footer-mini a:hover { color: var(--sky); }
.demo-note {
    margin-top: 16px; padding: 12px 14px; border-radius: 12px; background: rgba(47,143,224,.08);
    border: 1px solid rgba(47,143,224,.2); font-size: 0.82rem; color: rgba(20,18,31,.7);
}
.demo-note code { font-family: var(--font-mono); font-size: 0.78rem; }
.form-section {
    border: 1px solid var(--line);
    border-radius: var(--radius-md);
    padding: 20px;
    background: #fff;
    margin-bottom: 16px;
}
.form-section h2 {
    font-size: 1.05rem;
    margin-bottom: 14px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--line);
    color: var(--sky-deep);
}
.choice-row, .choice-grid {
    display: flex; flex-wrap: wrap; gap: 10px 16px;
}
.choice-grid { display: grid; grid-template-columns: 1fr; gap: 8px; }
@media (min-width: 700px) {
    .choice-grid { grid-template-columns: 1fr 1fr; }
}
.choice {
    display: inline-flex; align-items: flex-start; gap: 8px;
    font-size: 0.9rem; font-weight: 500; cursor: pointer;
}
.choice input { margin-top: 3px; }
.choice.ack {
    margin-top: 12px; padding: 12px 14px; border-radius: 12px;
    background: rgba(47,143,224,.06); border: 1px solid rgba(47,143,224,.2);
}
.doc-list { list-style: none; padding: 0; margin: 8px 0 0; display: flex; flex-direction: column; gap: 8px; }
.doc-list li {
    display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap;
    padding: 10px 12px; border-radius: 12px; background: var(--porcelain-dim);
}
.doc-list a { color: var(--sky-deep); font-weight: 600; }
#patientFields .field input[readonly] { background: var(--porcelain-dim); }
.appt-row {
    display: grid; gap: 12px; padding: 16px 0; border-bottom: 1px solid var(--line);
    grid-template-columns: 1fr; align-items: start;
}
@media (min-width: 800px) {
    .appt-row { grid-template-columns: 1.4fr 1fr auto; align-items: center; }
}
.appt-row:last-child { border-bottom: 0; }
.appt-actions { display: flex; flex-wrap: wrap; gap: 8px; }
.meet-frame {
    width: 100%; height: min(72vh, 640px); border: 0; border-radius: var(--radius-md);
    background: #111; box-shadow: var(--shadow-soft);
}
.res-card h3 { font-size: 1.05rem; margin: 6px 0 8px; }
.res-cat { font-size: 0.7rem; text-transform: uppercase; letter-spacing: .06em; font-weight: 700; color: var(--sky); font-family: var(--font-mono); }
.res-body { font-size: 0.9rem; color: rgba(20,18,31,.7); white-space: pre-wrap; }
.stat-strip { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); margin-bottom: 22px; }
.stat-pill {
    background: #fff; border: 1px solid var(--line); border-radius: 16px; padding: 16px;
}
.stat-pill strong { display: block; font-family: var(--font-display); font-size: 1.4rem; }
.stat-pill span { font-size: 0.8rem; color: rgba(20,18,31,.55); }