/* Release v2.2.0 - Premium Clinical UX/UI refinement */
:root {
  --nv-green: #173f35;
  --nv-green-dark: #0f3028;
  --nv-green-soft: #eaf2ef;
  --nv-blue: #102f46;
  --nv-gold: #b49358;
  --nv-bg: #f4f7f6;
  --nv-surface: #ffffff;
  --nv-surface-subtle: #f8faf9;
  --nv-border: #d9e3df;
  --nv-border-strong: #c4d2cc;
  --nv-text: #1b2924;
  --nv-text-muted: #63716b;
  --nv-danger: #9b2f35;
  --nv-warning: #8a621d;
  --nv-success: #216a50;
  --nv-info: #285e7a;
  --nv-radius-sm: 8px;
  --nv-radius: 12px;
  --nv-radius-lg: 16px;
  --nv-space-1: 4px;
  --nv-space-2: 8px;
  --nv-space-3: 12px;
  --nv-space-4: 16px;
  --nv-space-5: 24px;
  --nv-space-6: 32px;
  --nv-control-height: 42px;
  --nv-shadow: 0 7px 24px rgba(15, 48, 40, .055);
  --nv-focus: 0 0 0 3px rgba(180, 147, 88, .3);
}

body { background: var(--nv-bg); color: var(--nv-text); line-height: 1.55; }
a { text-underline-offset: 3px; }
h1, h2, h3 { line-height: 1.2; letter-spacing: -.018em; }
h1 { font-size: clamp(1.65rem, 2vw, 2.2rem); }
h2 { font-size: clamp(1.2rem, 1.4vw, 1.5rem); }
p { overflow-wrap: anywhere; }
.sr-only { position:absolute!important; width:1px!important; height:1px!important; padding:0!important; margin:-1px!important; overflow:hidden!important; clip:rect(0,0,0,0)!important; white-space:nowrap!important; border:0!important; }

.topbar { min-height: 68px; height: auto; padding: 8px clamp(16px, 2.4vw, 38px); background: linear-gradient(110deg, var(--nv-green-dark), var(--nv-green) 64%, #19483d); border-bottom: 1px solid rgba(255,255,255,.1); box-shadow: 0 4px 18px rgba(15,48,40,.12); }
.brand-logo img { width: 138px; height: 40px; box-shadow: 0 0 0 1px rgba(255,255,255,.1); }
.brand-logo small { padding-left: 10px; border-left: 1px solid rgba(255,255,255,.25); font-size: 12px; letter-spacing: .06em; text-transform: uppercase; }
.global-nav { display: flex; align-items: center; justify-content: flex-end; gap: 4px; }
.topbar .global-nav > a, .logout-button { min-height: 40px; display: inline-flex; align-items: center; margin: 0; padding: 8px 12px; border-radius: 8px; font-size: 13px; font-weight: 700; }
.topbar .global-nav > a:hover, .logout-button:hover { background: rgba(255,255,255,.1); text-decoration: none; }
.topbar a:focus-visible, .logout-button:focus-visible { outline: 2px solid #f0d69e; outline-offset: 2px; }

.container { width: min(100%, 1840px); max-width: none; padding: clamp(16px, 2vw, 32px); }
.card, .dental-panel { border-color: var(--nv-border); border-radius: var(--nv-radius-lg); box-shadow: var(--nv-shadow); }
.container > .card, .content-card { padding: clamp(16px, 2vw, 24px); }
.page-heading { display:flex; align-items:flex-start; justify-content:space-between; gap:24px; margin-bottom:24px; padding:clamp(20px,2.3vw,30px); border:1px solid var(--nv-border); border-left:5px solid var(--nv-gold); border-radius:var(--nv-radius-lg); background:linear-gradient(135deg,#fff 0%,#f9fbfa 100%); box-shadow:var(--nv-shadow); }
.page-heading h1 { margin: 4px 0 6px; color: var(--nv-green-dark); }
.page-heading p { margin: 0; color: var(--nv-text-muted); }
.eyebrow { color: var(--nv-green); font-size: 11px; letter-spacing: .13em; }
.section-heading { margin-bottom: 16px; }
.section-heading h2 { margin: 4px 0 0; color: var(--nv-green-dark); }
.dashboard-actions { display:flex; align-items:center; gap:14px; }
.dashboard-module-logo { width:112px; height:34px; border-radius:5px; object-fit:cover; opacity:.9; }

.btn { min-height: var(--nv-control-height); padding: 9px 15px; border: 1px solid transparent; border-radius: var(--nv-radius-sm); box-shadow: none; transition: background-color .15s, border-color .15s, box-shadow .15s, transform .15s; }
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: none; }
.btn:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible, button:focus-visible, summary:focus-visible, a:focus-visible { outline: none; box-shadow: var(--nv-focus); }
.btn-primary, .btn:not(.btn-secondary):not(.btn-danger):not(.btn-gold) { background: var(--nv-green); color: #fff; }
.btn-primary:hover { background: var(--nv-green-dark); }
.btn-secondary { border-color: var(--nv-border-strong); background: #fff; color: var(--nv-green); }
.btn-secondary:hover { border-color: #9db4aa; background: var(--nv-green-soft); }
.btn-gold { background: var(--nv-gold); color: #fff; }
.btn-danger { border-color: #e5c6c8; background: #fff7f7; color: var(--nv-danger); }
button:disabled, .btn[aria-disabled="true"] { opacity: .58; cursor: not-allowed; transform: none; }

input, select, textarea { min-height: var(--nv-control-height); border-color: var(--nv-border-strong); border-radius: var(--nv-radius-sm); padding: 10px 12px; color: var(--nv-text); }
input:hover, select:hover, textarea:hover { border-color: #9db4aa; }
input:focus, select:focus, textarea:focus { border-color: var(--nv-green); box-shadow: 0 0 0 3px rgba(23,63,53,.13); }
input:disabled, select:disabled, textarea:disabled, input[readonly], textarea[readonly] { border-color: #e0e7e4; background: #f2f5f4; color: #56635e; }
label { color: #263b33; }

.messages { position: relative; z-index: 25; display: grid; gap: 8px; margin-bottom: 18px; }
.message { border-left: 4px solid var(--nv-info); background: #edf5f9; color: #204b61; box-shadow: 0 3px 12px rgba(16,47,70,.05); }
.message.success { border-color: var(--nv-success); background: #edf7f2; color: #1d5b45; }
.message.warning { border-color: var(--nv-warning); background: #fff8e8; color: #6e4d15; }
.message.error { border-color: var(--nv-danger); background: #fff2f3; color: #83272c; }
.status-pill, .agenda-badge, .chip { border: 1px solid transparent; padding: 5px 9px; font-size: 11px; letter-spacing: .01em; }
.status-signed, .status-signed_pdf, .status-completed, .status-pill.success { border-color: #c4dfd3; background: #eaf6f0; color: var(--nv-success); }
.status-draft, .status-awaiting_signature, .status-issued_unsigned { border-color: #ead8ab; background: #fff8e7; color: var(--nv-warning); }
.status-cancelled { border-color: #e8c5c7; background: #fff2f3; color: var(--nv-danger); }

.metric-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.metric-card { min-height: 112px; display: flex; flex-direction: column-reverse; justify-content: center; gap: 5px; border-top: 3px solid var(--nv-green); }
.metric-card span { color: var(--nv-text-muted); font-size: 13px; font-weight: 700; }
.metric-card strong { color: var(--nv-green-dark); font-size: 2rem; line-height: 1; }
.agenda-card { margin-bottom: 20px; padding: clamp(16px,2vw,24px)!important; border-top: 3px solid var(--nv-gold); }
.agenda-table thead, table thead { background: var(--nv-surface-subtle); }
th { color: #485850; font-size: 11px; letter-spacing: .055em; text-transform: uppercase; }
th, td { padding: 12px 13px; }
tbody tr { transition: background-color .12s; }
tbody tr:hover { background: #f8fbfa; }
.table-scroll { border: 1px solid var(--nv-border); border-radius: var(--nv-radius); background: #fff; scrollbar-width: thin; }
.patient-name-link { color: var(--nv-green); font-size: 15px; font-weight: 800; text-decoration: none; }
.patient-name-link:hover { text-decoration: underline; }
.container > .card > h1:first-child { color:var(--nv-green-dark); }
.container > .card > h1:first-child + p { color:var(--nv-text-muted); }
.search-card { padding: 14px!important; }
.search-card form { display: grid; grid-template-columns: minmax(240px,1fr) auto; gap: 10px; }

.module-selector { max-width: 820px; margin: 7vh auto; padding: clamp(24px,4vw,44px)!important; text-align: left; }
.module-selector h1 { margin: 6px 0; color: var(--nv-green-dark); }
.module-options { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 24px; }
.module-option { min-height: 130px; display: flex; flex-direction: column; align-items: flex-start; justify-content: center; gap: 7px; padding: 22px; border: 1px solid var(--nv-border); border-radius: var(--nv-radius); background: #fff; color: var(--nv-text); cursor: pointer; text-align: left; transition: .15s ease; }
.module-option:hover { border-color: var(--nv-gold); background: #fffdf8; transform: translateY(-2px); box-shadow: var(--nv-shadow); }
.module-option strong { color: var(--nv-green); font-size: 1.25rem; }
.module-option span { color: var(--nv-text-muted); }

.login-card { margin-top: 7vh; padding: clamp(24px,4vw,38px)!important; border-top: 4px solid var(--nv-gold); }
.login-card h1 { margin: 5px 0; color: var(--nv-green-dark); }
.login-intro { margin: 0 0 20px; color: var(--nv-text-muted); }
.login-security { margin: 18px 0 0; padding-top: 14px; border-top: 1px solid var(--nv-border); text-align: center; font-size: 12px; }

.patient-header { border-left: 5px solid var(--nv-gold); box-shadow: var(--nv-shadow); }
.workspace { grid-template-columns: minmax(0, 1fr) minmax(320px, 360px); gap: 22px; }
.clinical-form { padding: clamp(16px, 2vw, 24px); }
.section { border-color: var(--nv-border); border-radius: var(--nv-radius); }
.section summary { min-height: 50px; padding: 14px 17px; background: var(--nv-surface-subtle); color: var(--nv-green-dark); }
.section[open] summary { border-bottom: 1px solid var(--nv-border); background: #f3f8f6; }
.sidebar { gap: 14px; top: 164px; padding-right: 5px; }
.side-card { padding: 17px; box-shadow: 0 4px 16px rgba(15,48,40,.04); }
.side-card h3 { color: var(--nv-green-dark); }
.actions-bar { margin: 18px -4px -4px; padding: 12px; border: 1px solid var(--nv-border); border-radius: var(--nv-radius); box-shadow: 0 -6px 20px rgba(15,48,40,.06); }
.locked, .encounter-finalized-meta { border-left: 5px solid var(--nv-gold); background: #fffaf0; }
.container > .card:has(> h1:first-child) { padding:clamp(20px,2.5vw,30px); }
.container > .card:has(> h1:first-child) > h3 { margin:24px 0 6px; color:var(--nv-green); font-size:13px; letter-spacing:.055em; text-transform:uppercase; }
.encounter-finalized-meta strong { color: var(--nv-warning); letter-spacing: .06em; }
.clinical-signing-panel { border-radius: var(--nv-radius-lg); box-shadow: var(--nv-shadow); }
.signing-steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; padding: 0; list-style: none; counter-reset: signing; }
.signing-steps li { padding: 10px; border: 1px solid var(--nv-border); border-radius: var(--nv-radius-sm); background: var(--nv-surface-subtle); font-size: 12px; }

.dental-shell { width: min(100%, 1760px); }
.dental-heading { padding: clamp(20px,2vw,28px); }
.dental-panel { padding: clamp(16px,1.8vw,22px); }
.dental-grid, .workspace-grid { gap: 22px; }
.workspace-grid > main, .workspace-grid > aside, .dental-grid > * { min-width: 0; }
.workspace-grid > aside { position: sticky; top: 88px; align-self: start; max-height: calc(100vh - 110px); overflow: auto; padding-right: 4px; }
.dental-tabs { padding: 7px; box-shadow: var(--nv-shadow); }
.dental-tabs a { min-height: 40px; display: inline-flex; align-items: center; }
.patient-card, .timeline-item, .image-card { padding: 14px; border-radius: var(--nv-radius); }
.odontogram { overflow: hidden; border-top: 3px solid var(--nv-green); }
.visual-odontogram { max-width: 100%; overflow-x: auto; padding-bottom: 6px; }
.odontogram-arch { min-width: 820px; }
.consultation-document-card { border-radius: var(--nv-radius); box-shadow: 0 3px 12px rgba(15,48,40,.035); }
.document-editor { border-top: 1px solid var(--nv-border); padding-top: 10px; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto!important; transition-duration: .01ms!important; animation-duration: .01ms!important; }
}

.clinical-files-grid{display:grid;grid-template-columns:minmax(280px,.8fr) minmax(320px,1.2fr);gap:var(--space-6);align-items:start}.clinical-files form{padding:var(--space-5);border:1px solid var(--border);border-radius:var(--radius-lg);background:var(--surface-soft)}.clinical-files form p{margin-block:0 var(--space-3)}.clinical-file-list{display:grid;gap:var(--space-3)}.clinical-file-list .history-card{margin:0}.clinical-file-list .action-group{margin-top:var(--space-3)}
@media(max-width:768px){.clinical-files-grid{grid-template-columns:1fr}}

@media (max-width: 1050px) {
  .container { padding: 18px; }
  .workspace, .dental-grid, .workspace-grid { grid-template-columns: 1fr; }
  .sidebar, .workspace-grid > aside { position: static; max-height: none; overflow: visible; }
  .workspace-grid > aside { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 14px; }
}

@media (max-width: 768px) {
  .topbar { align-items: flex-start; flex-direction: column; gap: 6px; }
  .global-nav { width: 100%; justify-content: flex-start; overflow-x: auto; padding-bottom: 2px; }
  .topbar .global-nav > a, .logout-button { white-space: nowrap; }
  .container { padding: 14px; }
  .page-heading { align-items: stretch; flex-direction: column; }
  .dashboard-actions { justify-content:space-between; }
  .page-heading .action-group { width: 100%; }
  .page-heading .action-group .btn { flex: 1; }
  .metric-grid, .module-options, .workspace-grid > aside, .signing-steps { grid-template-columns: 1fr; }
  .patient-header { position: static; }
  .search-card form { grid-template-columns: 1fr; }
  .agenda-heading { align-items: stretch; flex-direction: column; }
  .agenda-heading .btn { width: 100%; }
}

@media (max-width: 430px) {
  body { font-size: 14px; }
  .topbar { padding: 8px 10px; }
  .brand-logo img { width: 108px; height: 32px; }
  .global-nav { gap: 2px; }
  .topbar .global-nav > a, .logout-button { min-height: 42px; padding: 8px 10px; font-size: 12px; }
  .container { padding: 10px; }
  .page-heading, .container > .card, .content-card, .dental-panel { padding: 15px; border-radius: var(--nv-radius); }
  .action-group { align-items: stretch; flex-direction: column; }
  .action-group .btn, .action-group form, .action-group form .btn { width: 100%; }
  .modal { width: calc(100vw - 16px); max-height: calc(100vh - 16px); }
  .modal-body { padding: 14px; }
  .table-scroll { border-radius: var(--nv-radius-sm); }
  .clinical-form { padding: 12px; }
  .section-body { padding: 13px; }
  .actions-bar { position: static; }
  .odontogram-arch { min-width: 760px; }
}