/* Vykon HTMA — light, M3 + Tamagui-inspired */
:root {
  /* Surface tonal palette (M3-inspired) */
  --bg: #f7f6f3;
  --bg-2: #fbfaf7;
  --surface: #ffffff;
  --surface-2: #f1efe9;
  --surface-3: #eae7df;
  --border: #e6e2d8;
  --border-strong: #d6d1c4;
  --shadow-1: 0 1px 2px rgba(28, 24, 17, 0.04), 0 1px 1px rgba(28, 24, 17, 0.02);
  --shadow-2: 0 8px 24px -8px rgba(28, 24, 17, 0.10), 0 2px 4px rgba(28, 24, 17, 0.03);
  --shadow-3: 0 20px 50px -20px rgba(28, 24, 17, 0.20);

  /* Text */
  --text: #1a1816;
  --text-2: #4a4640;
  --text-3: #76706a;
  --text-4: #a39d92;

  /* Primary — M3 “Sage” tonal */
  --accent: #2f6f50;            /* primary */
  --accent-hover: #275d43;
  --accent-on: #ffffff;
  --accent-container: #d6ecdd;  /* primary-container */
  --accent-on-container: #0f3b27;

  --warn: #b8741a;
  --warn-container: #fbe9cc;
  --warn-on-container: #5a3408;

  --danger: #b3261e;
  --danger-container: #fadad7;
  --danger-on-container: #560f08;

  --info: #2d5fb2;
  --info-container: #dde7fa;
  --info-on-container: #11305f;

  --violet: #6c4ab8;

  --radius: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  --radius-sm: 8px;

  --font: "Geist", "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "Geist Mono", ui-monospace, "JetBrains Mono", monospace;
}

* { box-sizing: border-box; }
html, body, #root { height: 100%; margin: 0; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-feature-settings: "ss01", "cv11";
  font-size: 14px;
  line-height: 1.45;
  -webkit-font-smoothing: antialiased;
  letter-spacing: -0.005em;
}
button { font-family: inherit; cursor: pointer; }
input, select, textarea { font-family: inherit; color: var(--text); }

/* ---------- App shell ---------- */
.app {
  display: grid;
  grid-template-columns: 264px 1fr;
  height: 100vh;
  overflow: hidden;
  background: var(--bg);
}

/* ---------- Sidebar ---------- */
.side {
  background: var(--bg);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  padding: 14px 12px;
  gap: 4px;
  overflow: auto;
}
.brand { display: flex; align-items: center; gap: 10px; padding: 4px 6px 12px; }
.brand-mark {
  width: 32px; height: 32px;
  border-radius: 9px;
  background: linear-gradient(135deg, #4f9b75, var(--accent));
  display: grid; place-items: center;
  position: relative;
  box-shadow: var(--shadow-1), inset 0 1px 0 rgba(255,255,255,0.25);
}
.brand-mark::after {
  content: ""; width: 14px; height: 14px; border-radius: 50%;
  background: #f3fbf6; box-shadow: 0 0 12px rgba(255,255,255,0.6);
}
.brand-name { font-weight: 600; font-size: 16px; letter-spacing: -0.02em; }
.brand-name span { color: var(--text-3); font-weight: 500; }

.cta-new {
  display: flex; align-items: center; gap: 10px;
  padding: 12px 14px;
  border-radius: 100px;
  background: var(--accent-container);
  border: 1px solid transparent;
  color: var(--accent-on-container);
  font-size: 13.5px; font-weight: 500;
  margin: 6px 0 14px;
  box-shadow: var(--shadow-1);
  transition: background 0.15s, box-shadow 0.15s;
}
.cta-new:hover { background: #c8e3d0; box-shadow: var(--shadow-2); }

.nav-group { padding-top: 8px; }
.nav-label {
  font-size: 11px; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--text-4); padding: 8px 14px 6px; font-weight: 600;
}
.nav-item {
  display: flex; align-items: center; gap: 12px;
  padding: 9px 14px;
  border-radius: 100px;
  color: var(--text-2); font-size: 13.5px;
  cursor: pointer; transition: background 0.12s, color 0.12s;
  border: none; background: transparent; text-align: left; width: 100%;
}
.nav-item:hover { background: var(--surface-2); color: var(--text); }
.nav-item.active { background: var(--accent-container); color: var(--accent-on-container); font-weight: 500; }
.nav-item .ico { width: 16px; height: 16px; flex: none; color: var(--text-3); }
.nav-item.active .ico { color: var(--accent-on-container); }
.nav-item .pill {
  margin-left: auto; background: var(--surface-2); color: var(--text-2);
  font-size: 11px; padding: 1px 7px; border-radius: 100px;
}
.nav-item.active .pill { background: rgba(15,59,39,0.10); color: var(--accent-on-container); }

.side-bottom { margin-top: auto; display: flex; flex-direction: column; gap: 2px; }
.usage-card {
  margin-top: 10px; padding: 12px 14px;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); font-size: 12px;
  box-shadow: var(--shadow-1);
}
.usage-card .row { display: flex; justify-content: space-between; align-items: center; gap: 8px; }
.usage-card .bar { height: 4px; background: var(--surface-2); border-radius: 100px; margin-top: 8px; overflow: hidden; }
.usage-card .bar > div { height: 100%; background: var(--warn); border-radius: 100px; }

.user-row {
  display: flex; align-items: center; gap: 10px;
  padding: 10px; margin-top: 10px;
  border-radius: var(--radius);
}
.avatar {
  width: 32px; height: 32px; border-radius: 50%;
  background: #4a6da8; color: white;
  display: grid; place-items: center; font-weight: 600; font-size: 13px;
  flex: none;
}

/* ---------- Topbar ---------- */
.main { display: flex; flex-direction: column; overflow: hidden; min-width: 0; background: var(--bg); }
.topbar {
  height: 56px;
  border-bottom: 1px solid var(--border);
  background: var(--bg);
  display: flex; align-items: center;
  padding: 0 22px; gap: 14px; flex: none;
}
.topbar-divider { width: 1px; height: 18px; background: var(--border); }
.crumb { color: var(--text-2); font-size: 14px; display: flex; align-items: center; gap: 8px; }
.crumb .sep { color: var(--text-4); }
.topbar-right { margin-left: auto; display: flex; align-items: center; gap: 10px; }

.icon-btn {
  width: 34px; height: 34px;
  display: grid; place-items: center;
  border-radius: 50%;
  border: 1px solid transparent;
  background: transparent;
  color: var(--text-2);
  transition: background 0.12s;
}
.icon-btn:hover { background: var(--surface-2); color: var(--text); }

/* ---------- Content ---------- */
.scroll { flex: 1; overflow: auto; }
.page { max-width: 1280px; margin: 0 auto; padding: 28px 36px 60px; }
.page-narrow { max-width: 1080px; }
.page-head { display: flex; align-items: end; justify-content: space-between; margin-bottom: 24px; gap: 16px; }
.page-title { font-size: 26px; font-weight: 600; letter-spacing: -0.025em; }
.page-sub { color: var(--text-3); margin-top: 4px; font-size: 13.5px; }

/* ---------- Buttons (Tamagui-ish: clear rounded, three weights) ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 9px 16px;
  border-radius: 100px;
  border: 1px solid var(--border-strong);
  background: var(--surface);
  color: var(--text);
  font-size: 13.5px; font-weight: 500;
  transition: background 0.12s, border-color 0.12s, box-shadow 0.12s;
}
.btn:hover { background: var(--surface-2); }
.btn.primary {
  background: var(--accent); color: var(--accent-on);
  border-color: transparent; box-shadow: var(--shadow-1);
}
.btn.primary:hover { background: var(--accent-hover); box-shadow: var(--shadow-2); }
.btn.tonal { background: var(--accent-container); color: var(--accent-on-container); border-color: transparent; }
.btn.tonal:hover { background: #c8e3d0; }
.btn.ghost { background: transparent; border-color: transparent; color: var(--text-2); }
.btn.ghost:hover { background: var(--surface-2); color: var(--text); }
.btn.danger { color: var(--danger); }
.btn.lg { padding: 12px 20px; font-size: 14px; }
.btn.sm { padding: 5px 12px; font-size: 12.5px; }
.btn[disabled] { opacity: 0.42; pointer-events: none; }

/* ---------- Cards ---------- */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-1);
}
.card-pad { padding: 18px 20px; }
.card-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 18px;
  border-bottom: 1px solid var(--border);
}
.card-title { font-size: 13.5px; font-weight: 600; letter-spacing: -0.01em; }
.card-sub { color: var(--text-3); font-size: 12px; margin-top: 2px; }

.grid { display: grid; gap: 16px; }
.grid-2 { grid-template-columns: 1fr 1fr; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

/* ---------- KPI ---------- */
.kpi {
  padding: 18px 20px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface);
  box-shadow: var(--shadow-1);
}
.kpi-label { color: var(--text-3); font-size: 12px; letter-spacing: 0.04em; text-transform: uppercase; font-weight: 500; }
.kpi-val { font-size: 30px; font-weight: 600; letter-spacing: -0.025em; margin-top: 8px; font-feature-settings: "tnum"; }
.kpi-trend { font-size: 12px; color: var(--text-3); margin-top: 6px; }
.kpi-trend.up { color: var(--accent); }
.kpi-trend.warn { color: var(--warn); }

/* ---------- Tables ---------- */
.tbl { width: 100%; border-collapse: collapse; font-size: 13px; }
.tbl thead th {
  text-align: left; font-weight: 500;
  color: var(--text-3); font-size: 12px;
  padding: 10px 18px;
  border-bottom: 1px solid var(--border);
  letter-spacing: 0.02em;
  background: var(--bg-2);
}
.tbl tbody td {
  padding: 13px 18px;
  border-bottom: 1px solid var(--border);
  color: var(--text);
  vertical-align: middle;
}
.tbl tbody tr:last-child td { border-bottom: none; }
.tbl tbody tr.row-click { cursor: pointer; }
.tbl tbody tr.row-click:hover { background: var(--bg-2); }

/* ---------- Badges (M3 tonal) ---------- */
.badge {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 11.5px; font-weight: 500;
  padding: 3px 10px;
  border-radius: 100px;
  background: var(--surface-2);
  color: var(--text-2);
}
.badge .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--text-3); }
.badge.green { color: var(--accent-on-container); background: var(--accent-container); }
.badge.green .dot { background: var(--accent); }
.badge.amber { color: var(--warn-on-container); background: var(--warn-container); }
.badge.amber .dot { background: var(--warn); }
.badge.red { color: var(--danger-on-container); background: var(--danger-container); }
.badge.red .dot { background: var(--danger); }
.badge.blue { color: var(--info-on-container); background: var(--info-container); }
.badge.blue .dot { background: var(--info); }

/* ---------- Form (Tamagui-style filled) ---------- */
.field { display: flex; flex-direction: column; gap: 7px; }
.field-label { font-size: 12.5px; color: var(--text-2); font-weight: 500; }
.input, .select {
  background: var(--surface);
  border: 1px solid var(--border-strong);
  border-radius: 10px;
  padding: 11px 14px;
  color: var(--text);
  font-size: 13.5px;
  outline: none;
  transition: border-color 0.12s, box-shadow 0.12s;
  width: 100%;
}
.input:focus, .select:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(47,111,80,0.15); }
.input.with-icon { padding-left: 40px; }
.input-wrap { position: relative; }
.input-wrap > svg.lead {
  position: absolute; left: 14px; top: 50%; transform: translateY(-50%);
  color: var(--text-3); width: 16px; height: 16px; pointer-events: none;
}
.input-wrap > .trail { position: absolute; right: 12px; top: 50%; transform: translateY(-50%); color: var(--text-3); }

/* ---------- Upload zone ---------- */
.dropzone {
  border: 2px dashed var(--border-strong);
  border-radius: 20px;
  padding: 56px 30px;
  display: flex; flex-direction: column; align-items: center; gap: 18px;
  background: var(--bg-2);
  transition: border-color 0.15s, background 0.15s;
}
.dropzone.hover, .dropzone.has-file { border-color: var(--accent); background: var(--accent-container); }
.dropzone.error { border-color: var(--danger); }
.dropzone-icon {
  width: 64px; height: 64px; border-radius: 50%;
  background: var(--surface);
  border: 1px solid var(--border);
  display: grid; place-items: center; color: var(--text-2);
  box-shadow: var(--shadow-1);
}
.dropzone h3 { font-size: 20px; font-weight: 600; margin: 0; letter-spacing: -0.02em; }
.dropzone p { color: var(--text-3); margin: 0; font-size: 13px; }

/* ---------- Progress ---------- */
.progress-bar { height: 8px; background: var(--surface-2); border-radius: 100px; overflow: hidden; }
.progress-bar > div { height: 100%; background: linear-gradient(90deg, #4f9b75, var(--accent)); border-radius: 100px; transition: width 0.4s ease; }

/* ---------- Split layout ---------- */
.split { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 0.85fr); gap: 20px; }

/* ---------- Preview pane ---------- */
.preview-pane {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 16px;
  position: sticky; top: 0; align-self: start;
  max-height: calc(100vh - 100px);
  display: flex; flex-direction: column; gap: 12px;
  box-shadow: var(--shadow-1);
}
.preview-pane .pager { display: flex; align-items: center; gap: 8px; color: var(--text-2); font-size: 12px; }
.preview-doc {
  flex: 1; background: linear-gradient(180deg, #fafaf7 0%, #f5f5f0 100%);
  border-radius: 8px; padding: 16px; overflow: auto;
  color: #222; font-size: 9px; position: relative;
  border: 1px solid var(--border);
}

/* ---------- Sections ---------- */
.section-locked {
  border: 1px dashed var(--border-strong);
  border-radius: var(--radius-lg); padding: 36px;
  display: flex; flex-direction: column; align-items: center; gap: 10px;
  background: var(--bg-2); color: var(--text-3); text-align: center;
}
.section-locked svg { color: var(--text-4); }

/* ---------- Alert ---------- */
.alert {
  display: flex; gap: 12px;
  padding: 14px 16px;
  border-radius: var(--radius);
  background: var(--surface-2); color: var(--text-2);
  font-size: 13px; align-items: flex-start;
}
.alert.warn { background: var(--warn-container); color: var(--warn-on-container); }
.alert.danger { background: var(--danger-container); color: var(--danger-on-container); }
.alert.info { background: var(--info-container); color: var(--info-on-container); }
.alert .alert-icon { flex: none; margin-top: 1px; }

/* ---------- Modal ---------- */
.modal-backdrop {
  position: fixed; inset: 0;
  background: rgba(28, 24, 17, 0.32);
  backdrop-filter: blur(2px);
  display: grid; place-items: center;
  z-index: 50; padding: 30px;
}
.modal {
  width: 100%; max-width: 520px;
  background: var(--surface);
  border-radius: var(--radius-xl);
  padding: 24px 26px;
  box-shadow: var(--shadow-3);
}
.modal h3 { margin: 0 0 6px; font-size: 18px; letter-spacing: -0.015em; }

/* ---------- Side panel ---------- */
.side-panel {
  position: fixed; right: 0; top: 0; bottom: 0;
  width: 460px; max-width: 90vw;
  background: var(--surface);
  border-left: 1px solid var(--border);
  display: flex; flex-direction: column;
  z-index: 60;
  box-shadow: var(--shadow-3);
  animation: slide-in 0.22s ease-out;
}
@keyframes slide-in { from { transform: translateX(20px); opacity: 0; } to { transform: none; opacity: 1; } }
.side-panel header {
  padding: 18px 22px;
  border-bottom: 1px solid var(--border);
  display: flex; align-items: center; justify-content: space-between;
}
.side-panel .body { flex: 1; overflow: auto; padding: 18px 22px; }

/* ---------- Misc ---------- */
.row-between { display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.row { display: flex; align-items: center; gap: 10px; }
.col { display: flex; flex-direction: column; gap: 6px; }
.spacer { flex: 1; }
.mono { font-family: var(--mono); }
.muted { color: var(--text-3); }
.subtle { color: var(--text-4); }
.divider { height: 1px; background: var(--border); margin: 18px 0; }

.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--border); }
.tab {
  padding: 11px 16px;
  background: none; border: none;
  color: var(--text-3); font-size: 13.5px; font-weight: 500;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
}
.tab:hover { color: var(--text-2); }
.tab.active { color: var(--accent); border-bottom-color: var(--accent); }

.timeline { position: relative; padding-left: 24px; }
.timeline::before {
  content: ""; position: absolute; left: 7px; top: 4px; bottom: 4px;
  width: 1px; background: var(--border);
}
.timeline-item { position: relative; padding-bottom: 18px; }
.timeline-item::before {
  content: ""; position: absolute; left: -22px; top: 5px;
  width: 12px; height: 12px; border-radius: 50%;
  background: var(--surface); border: 2px solid var(--border-strong);
}
.timeline-item.cur::before { border-color: var(--accent); background: var(--accent); }

.chip {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 11.5px;
  padding: 4px 10px;
  border-radius: 100px;
  background: var(--surface-2);
  color: var(--text-2);
  border: 1px solid transparent;
}
.chip.green { color: var(--accent-on-container); background: var(--accent-container); }
.chip.amber { color: var(--warn-on-container); background: var(--warn-container); }
.chip.red { color: var(--danger-on-container); background: var(--danger-container); }
.chip.blue { color: var(--info-on-container); background: var(--info-container); }

/* scrollbar */
*::-webkit-scrollbar { width: 10px; height: 10px; }
*::-webkit-scrollbar-thumb { background: var(--border-strong); border-radius: 100px; border: 2px solid var(--bg); }
*::-webkit-scrollbar-thumb:hover { background: var(--text-4); }
*::-webkit-scrollbar-track { background: transparent; }

/* Mini bars for HTMA preview */
.htma-preview { display: flex; flex-direction: column; gap: 4px; font-family: var(--mono); font-size: 8px; }
.htma-section { padding: 6px 8px; border-radius: 4px; }
.htma-section.n { background: rgba(70,130,200,0.15); border: 1px solid rgba(70,130,200,0.3); }
.htma-section.t { background: rgba(220,80,120,0.12); border: 1px solid rgba(220,80,120,0.3); }
.htma-section.a { background: rgba(80,180,120,0.12); border: 1px solid rgba(80,180,120,0.3); }
.htma-section .lbl { font-weight: 600; color: #333; font-size: 8px; letter-spacing: 0.05em; }
.htma-bars { display: grid; grid-template-columns: repeat(16, 1fr); gap: 2px; margin-top: 4px; align-items: end; height: 32px; }
.htma-bars > div { background: #333; width: 100%; }

/* Comparison delta */
.delta { font-family: var(--mono); font-size: 12px; padding: 2px 8px; border-radius: 100px; font-weight: 500; }
.delta.up { color: var(--accent-on-container); background: var(--accent-container); }
.delta.down { color: var(--danger-on-container); background: var(--danger-container); }
.delta.flat { color: var(--text-3); background: var(--surface-2); }

/* Tamagui-style focus ring for interactive nav-item */
.nav-item:focus-visible, .btn:focus-visible { outline: 3px solid rgba(47,111,80,0.25); outline-offset: 1px; }

/* M3 FAB feel for primary CTAs in empty cards */
.fab { padding: 14px 22px; border-radius: 16px; }