/* =====================================================================
   SINERGIA360 — Material Design 3 (tokens tonales, claro/oscuro)
   Layout adaptable: compact (<840) bottom bar + drawer modal; expanded (>=840) drawer fijo.
   ===================================================================== */
:root {
  --md-primary: #006780;
  --md-on-primary: #ffffff;
  --md-primary-container: #b7eaff;
  --md-on-primary-container: #001f28;
  --md-secondary: #4b6269;
  --md-secondary-container: #cee7ef;
  --md-on-secondary-container: #061f25;
  --md-tertiary: #7a5900;
  --md-tertiary-container: #ffdea1;
  --md-on-tertiary-container: #261900;
  --md-error: #ba1a1a;
  --md-error-container: #ffdad6;
  --md-on-error-container: #410002;
  --md-success: #1b6c3a;
  --md-success-container: #a8f4b8;
  --md-warn: #8a5100;
  --md-warn-container: #ffddb8;
  --md-surface: #f5fafc;
  --md-surface-dim: #d5dbdd;
  --md-surface-container-lowest: #ffffff;
  --md-surface-container-low: #eff4f6;
  --md-surface-container: #e9eff1;
  --md-surface-container-high: #e3e9eb;
  --md-surface-container-highest: #dde3e5;
  --md-on-surface: #171d1f;
  --md-on-surface-variant: #3f484b;
  --md-outline: #6f797c;
  --md-outline-variant: #bfc8cb;
  --md-scrim: rgba(0, 0, 0, .32);
  --md-elev1: 0 1px 2px rgba(0,0,0,.3), 0 1px 3px 1px rgba(0,0,0,.15);
  --md-elev2: 0 1px 2px rgba(0,0,0,.3), 0 2px 6px 2px rgba(0,0,0,.15);
  --md-elev3: 0 4px 8px 3px rgba(0,0,0,.15), 0 1px 3px rgba(0,0,0,.3);
  --r-xs: 4px; --r-sm: 8px; --r-md: 12px; --r-lg: 16px; --r-xl: 28px;
  --drawer-w: 288px;
  --appbar-h: 64px;
  --bottombar-h: 80px;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root {
    --md-primary: #5bd5f5;
    --md-on-primary: #003543;
    --md-primary-container: #004d60;
    --md-on-primary-container: #b7eaff;
    --md-secondary: #b2cbd2;
    --md-secondary-container: #334a51;
    --md-on-secondary-container: #cee7ef;
    --md-tertiary: #f2bf48;
    --md-tertiary-container: #5b4300;
    --md-on-tertiary-container: #ffdea1;
    --md-error: #ffb4ab;
    --md-error-container: #93000a;
    --md-on-error-container: #ffdad6;
    --md-success: #8cd79e;
    --md-success-container: #00522a;
    --md-warn: #ffb867;
    --md-warn-container: #663c00;
    --md-surface: #0f1416;
    --md-surface-dim: #0f1416;
    --md-surface-container-lowest: #0a0f11;
    --md-surface-container-low: #171c1e;
    --md-surface-container: #1b2022;
    --md-surface-container-high: #262b2d;
    --md-surface-container-highest: #303638;
    --md-on-surface: #dee3e5;
    --md-on-surface-variant: #bfc8cb;
    --md-outline: #899295;
    --md-outline-variant: #3f484b;
    --md-scrim: rgba(0, 0, 0, .6);
  }
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body.m3-body {
  margin: 0; background: var(--md-surface); color: var(--md-on-surface);
  font-family: 'Roboto Flex', Roboto, system-ui, -apple-system, 'Segoe UI', sans-serif;
  font-size: 14px; line-height: 1.5; letter-spacing: .25px;
  padding-top: var(--appbar-h); padding-bottom: calc(var(--bottombar-h) + env(safe-area-inset-bottom));
  -webkit-font-smoothing: antialiased;
}
a { color: var(--md-primary); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3, h4 { margin: 0; font-weight: 500; }
.msr {
  font-family: 'Material Symbols Rounded'; font-weight: normal; font-style: normal; font-size: 24px; line-height: 1;
  letter-spacing: normal; text-transform: none; display: inline-block; white-space: nowrap; direction: ltr;
  font-feature-settings: 'liga'; -webkit-font-feature-settings: 'liga'; vertical-align: middle; user-select: none;
  font-variation-settings: 'FILL' 0, 'wght' 400, 'GRAD' 0, 'opsz' 24;
}
.msr.big { font-size: 56px; color: var(--md-outline); }
.msr.fill { font-variation-settings: 'FILL' 1, 'wght' 400, 'GRAD' 0, 'opsz' 24; }
.text-muted { color: var(--md-on-surface-variant); }
.small { font-size: 12px; }
.mono { font-family: 'Roboto Mono', monospace; }
.nowrap { white-space: nowrap; }
.right { text-align: right; }
.center { text-align: center; }
.hide, [hidden] { display: none !important; }

/* ------------------------------------------------------------- app bar */
.m3-appbar {
  position: fixed; top: 0; left: 0; right: 0; height: var(--appbar-h); z-index: 30;
  display: flex; align-items: center; gap: 4px; padding: 0 12px;
  background: var(--md-surface-container); border-bottom: 1px solid var(--md-outline-variant);
}
.m3-appbar-title { flex: 1; min-width: 0; padding-left: 4px; }
.m3-appbar-title h1 { font-size: 20px; line-height: 24px; font-weight: 500; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.m3-appbar-brand { display: block; font-size: 11px; letter-spacing: .5px; color: var(--md-on-surface-variant); text-transform: uppercase; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.m3-appbar-actions { display: flex; align-items: center; gap: 8px; }
.m3-icon-btn {
  width: 40px; height: 40px; border-radius: 50%; border: 0; background: transparent; color: var(--md-on-surface-variant);
  display: inline-flex; align-items: center; justify-content: center; cursor: pointer; text-decoration: none !important;
  transition: background .15s;
}
.m3-icon-btn:hover { background: color-mix(in srgb, var(--md-on-surface) 8%, transparent); }
.m3-icon-btn.disabled { opacity: .38; pointer-events: none; }
.m3-chip-btn {
  display: inline-flex; align-items: center; gap: 6px; height: 32px; padding: 0 12px; border-radius: var(--r-sm);
  border: 1px solid var(--md-outline); color: var(--md-on-surface-variant); font-size: 13px; max-width: 220px;
}
.m3-chip-btn span:last-child { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.m3-chip-btn:hover { background: color-mix(in srgb, var(--md-on-surface) 8%, transparent); text-decoration: none; }
.m3-avatar {
  width: 36px; height: 36px; border-radius: 50%; border: 0; cursor: pointer; font: 500 15px 'Roboto Flex';
  background: var(--md-primary); color: var(--md-on-primary);
}
.m3-menu-wrap { position: relative; }
.m3-menu {
  position: absolute; right: 0; top: 46px; min-width: 240px; padding: 8px 0; z-index: 50;
  background: var(--md-surface-container); border-radius: var(--r-md); box-shadow: var(--md-elev3);
}
.m3-menu a { display: flex; align-items: center; gap: 12px; padding: 10px 16px; color: var(--md-on-surface); }
.m3-menu a:hover { background: color-mix(in srgb, var(--md-on-surface) 8%, transparent); text-decoration: none; }
.m3-menu-head { padding: 8px 16px 12px; border-bottom: 1px solid var(--md-outline-variant); margin-bottom: 4px; }
.m3-menu-head strong { display: block; }
.m3-menu-head small { color: var(--md-on-surface-variant); }

/* -------------------------------------------------------------- drawer */
.m3-scrim { position: fixed; inset: 0; background: var(--md-scrim); z-index: 40; }
.m3-drawer {
  position: fixed; top: 0; bottom: 0; left: 0; width: min(var(--drawer-w), 86vw); z-index: 45; overflow-y: auto;
  background: var(--md-surface-container-low); border-radius: 0 var(--r-xl) var(--r-xl) 0; padding: 12px;
  transform: translateX(-105%); transition: transform .25s cubic-bezier(.2,0,0,1);
}
.m3-drawer.open { transform: none; box-shadow: var(--md-elev3); }
.m3-drawer-head { display: flex; align-items: center; gap: 12px; padding: 12px 12px 16px; }
.m3-drawer-head strong { display: block; font-size: 16px; line-height: 20px; }
.m3-drawer-head small { color: var(--md-on-surface-variant); font-size: 12px; }
.m3-logo { width: 40px; height: 40px; border-radius: var(--r-sm); object-fit: contain; }
.m3-logo-badge { width: 40px; height: 40px; border-radius: var(--r-md); display: inline-flex; align-items: center; justify-content: center; background: var(--md-primary-container); color: var(--md-on-primary-container); }
.m3-nav-item {
  display: flex; align-items: center; gap: 12px; height: 56px; padding: 0 16px; border-radius: 28px; color: var(--md-on-surface-variant);
  font-weight: 500;
}
.m3-nav-item:hover { background: color-mix(in srgb, var(--md-on-surface) 8%, transparent); text-decoration: none; }
.m3-nav-item.active { background: var(--md-secondary-container); color: var(--md-on-secondary-container); }
.m3-nav-section { padding: 16px 16px 6px; font-size: 12px; font-weight: 500; letter-spacing: .5px; color: var(--md-on-surface-variant); text-transform: uppercase; }
.m3-powered { padding: 16px; font-size: 11px; color: var(--md-outline); text-align: center; }

/* ---------------------------------------------------------- bottom bar */
.m3-bottombar {
  position: fixed; left: 0; right: 0; bottom: 0; height: calc(var(--bottombar-h) + env(safe-area-inset-bottom)); z-index: 30;
  padding-bottom: env(safe-area-inset-bottom);
  display: flex; background: var(--md-surface-container); border-top: 1px solid var(--md-outline-variant);
}
.m3-bottombar a {
  flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 4px;
  font-size: 12px; font-weight: 500; color: var(--md-on-surface-variant); text-decoration: none; min-width: 0;
}
.m3-bottombar a span:last-child { max-width: 100%; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; padding: 0 4px; }
.m3-pill { width: 64px; height: 32px; border-radius: 16px; display: inline-flex; align-items: center; justify-content: center; transition: background .2s; }
.m3-bottombar a.active { color: var(--md-on-surface); }
.m3-bottombar a.active .m3-pill { background: var(--md-secondary-container); color: var(--md-on-secondary-container); }
.m3-bottombar a.active .msr { font-variation-settings: 'FILL' 1, 'wght' 400, 'GRAD' 0, 'opsz' 24; }

/* ---------------------------------------------------------------- main */
.m3-main { padding: 16px; max-width: 1280px; margin: 0 auto; }
.m3-page-actions { display: flex; flex-wrap: wrap; gap: 8px; justify-content: flex-end; margin-bottom: 12px; }
.m3-offline { position: fixed; top: var(--appbar-h); left: 0; right: 0; z-index: 29; background: var(--md-warn-container); color: var(--md-warn); padding: 8px 16px; display: flex; gap: 8px; align-items: center; font-weight: 500; }

@media (min-width: 840px) {
  body.m3-body { padding-bottom: 0; padding-left: var(--drawer-w); }
  .m3-appbar { left: var(--drawer-w); }
  .m3-drawer { transform: none; box-shadow: none; border-radius: 0; width: var(--drawer-w); border-right: 1px solid var(--md-outline-variant); }
  .m3-bottombar, .m3-only-compact, .m3-scrim { display: none !important; }
  .m3-main { padding: 24px 32px 96px; }
  .m3-offline { left: var(--drawer-w); }
}

/* ----------------------------------------------------------------- fab */
.m3-fab {
  position: fixed; right: 16px; bottom: calc(var(--bottombar-h) + 16px + env(safe-area-inset-bottom)); z-index: 25;
  display: inline-flex; align-items: center; gap: 12px; height: 56px; padding: 0 20px; border-radius: var(--r-lg);
  background: var(--md-primary-container); color: var(--md-on-primary-container); font-weight: 500; font-size: 14px; box-shadow: var(--md-elev3);
}
.m3-fab:hover { text-decoration: none; filter: brightness(.97); }
@media (min-width: 840px) { .m3-fab { bottom: 24px; right: 32px; } }
@media (max-width: 420px) { .m3-fab span:last-child { display: none; } .m3-fab { padding: 0 16px; } }

/* --------------------------------------------------------------- cards */
.m3-card {
  background: var(--md-surface-container-lowest); border: 1px solid var(--md-outline-variant); border-radius: var(--r-md);
  padding: 16px; margin-bottom: 16px; overflow: hidden;
}
.m3-card.tonal { background: var(--md-surface-container-high); border-color: transparent; }
.m3-card.flat { background: var(--md-surface-container-low); border-color: transparent; }
.m3-card > h2, .m3-card-title { font-size: 16px; font-weight: 500; margin-bottom: 12px; display: flex; align-items: center; gap: 8px; }
.m3-card-sub { color: var(--md-on-surface-variant); font-size: 12px; margin: -8px 0 12px; }
.m3-section-title { font-size: 12px; font-weight: 500; text-transform: uppercase; letter-spacing: .6px; color: var(--md-on-surface-variant); margin: 20px 4px 8px; }

.m3-kpis { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; margin-bottom: 16px; }
@media (min-width: 720px) { .m3-kpis { grid-template-columns: repeat(4, 1fr); } }
.m3-kpi { background: var(--md-surface-container-low); border-radius: var(--r-lg); padding: 16px; display: flex; flex-direction: column; gap: 4px; }
.m3-kpi .v { font-size: 28px; font-weight: 500; line-height: 34px; color: var(--md-on-surface); }
.m3-kpi .l { font-size: 12px; color: var(--md-on-surface-variant); }
.m3-kpi .d { font-size: 12px; font-weight: 500; }
.m3-kpi.accent { background: var(--md-primary-container); } .m3-kpi.accent .v, .m3-kpi.accent .l { color: var(--md-on-primary-container); }
.m3-kpi.warn { background: var(--md-warn-container); } .m3-kpi.warn .v, .m3-kpi.warn .l { color: var(--md-warn); }
.m3-kpi.danger { background: var(--md-error-container); } .m3-kpi.danger .v, .m3-kpi.danger .l { color: var(--md-on-error-container); }
.m3-kpi.success { background: var(--md-success-container); } .m3-kpi.success .v, .m3-kpi.success .l { color: var(--md-success); }

/* grid utils */
.grid { display: grid; gap: 16px; }
.g2, .g3, .g4 { grid-template-columns: 1fr; }
@media (min-width: 720px) { .g2 { grid-template-columns: repeat(2, 1fr); } .g3 { grid-template-columns: repeat(3, 1fr); } .g4 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1000px) { .g4 { grid-template-columns: repeat(4, 1fr); } }
.g-main-side { grid-template-columns: 1fr; }
@media (min-width: 1000px) { .g-main-side { grid-template-columns: minmax(0, 2fr) minmax(0, 1fr); } }
.row { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.row.between { justify-content: space-between; }
.stack { display: flex; flex-direction: column; gap: 12px; }
.grow { flex: 1; min-width: 0; }
.mt { margin-top: 16px; } .mb { margin-bottom: 16px; } .mt0 { margin-top: 0; }
.span-all { grid-column: 1 / -1; }

/* ------------------------------------------------------------- buttons */
.m3-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px; height: 40px; padding: 0 24px; border-radius: 20px;
  border: 1px solid transparent; font: 500 14px 'Roboto Flex'; letter-spacing: .1px; cursor: pointer; text-decoration: none !important;
  transition: box-shadow .15s, filter .15s, background .15s;
}
.m3-btn .msr { font-size: 18px; margin-left: -8px; }
.m3-btn-filled { background: var(--md-primary); color: var(--md-on-primary); }
.m3-btn-filled:hover { box-shadow: var(--md-elev1); filter: brightness(1.06); }
.m3-btn-tonal { background: var(--md-secondary-container); color: var(--md-on-secondary-container); }
.m3-btn-tonal:hover { box-shadow: var(--md-elev1); }
.m3-btn-outlined { background: transparent; color: var(--md-primary); border-color: var(--md-outline); }
.m3-btn-outlined:hover { background: color-mix(in srgb, var(--md-primary) 8%, transparent); }
.m3-btn-text { background: transparent; color: var(--md-primary); padding: 0 12px; }
.m3-btn-text:hover { background: color-mix(in srgb, var(--md-primary) 8%, transparent); }
.m3-btn-danger { background: var(--md-error); color: var(--md-surface); }
.m3-btn-sm { height: 32px; padding: 0 16px; font-size: 13px; }
.m3-btn[disabled], .m3-btn.disabled { opacity: .38; pointer-events: none; }
.m3-btn.block { width: 100%; }

/* -------------------------------------------------------------- fields */
.m3-field { position: relative; margin-bottom: 18px; }
.m3-input {
  width: 100%; min-height: 56px; padding: 22px 16px 6px; font: 400 16px 'Roboto Flex'; color: var(--md-on-surface);
  background: var(--md-surface-container-highest); border: 0; border-bottom: 2px solid var(--md-outline); border-radius: var(--r-xs) var(--r-xs) 0 0;
  outline: none; transition: border-color .15s, background .15s;
}
textarea.m3-input { padding-top: 26px; resize: vertical; min-height: 96px; }
.m3-input:hover { background: color-mix(in srgb, var(--md-surface-container-highest) 92%, var(--md-on-surface)); }
.m3-input:focus { border-bottom-color: var(--md-primary); }
.m3-label {
  position: absolute; left: 16px; top: 17px; font-size: 16px; color: var(--md-on-surface-variant); pointer-events: none;
  transition: all .15s; transform-origin: left top;
}
.m3-input:focus + .m3-label, .m3-input:not(:placeholder-shown) + .m3-label,
.m3-select .m3-input + .m3-label, input[type=date] + .m3-label, input[type=datetime-local] + .m3-label, input[type=time] + .m3-label, input[type=color] + .m3-label {
  top: 6px; font-size: 12px;
}
.m3-input:focus + .m3-label { color: var(--md-primary); }
.m3-select .m3-input { appearance: none; padding-right: 40px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24'%3E%3Cpath fill='%236f797c' d='M7 10l5 5 5-5z'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 12px center; }
.m3-select select[multiple] { background-image: none; padding-top: 28px; min-height: 120px; }
.m3-hint { font-size: 12px; color: var(--md-on-surface-variant); padding: 4px 16px 0; }
.m3-input:invalid:not(:placeholder-shown):not(:focus) { border-bottom-color: var(--md-error); }
.m3-check { display: flex; align-items: center; gap: 12px; margin: 4px 0 12px; cursor: pointer; min-height: 40px; }
.m3-check input[type=checkbox] { position: absolute; opacity: 0; }
.m3-check-box { width: 18px; height: 18px; border: 2px solid var(--md-on-surface-variant); border-radius: 2px; display: inline-flex; align-items: center; justify-content: center; flex: none; }
.m3-check input:checked + .m3-check-box { background: var(--md-primary); border-color: var(--md-primary); }
.m3-check input:checked + .m3-check-box::after { content: ''; width: 5px; height: 10px; border: solid var(--md-on-primary); border-width: 0 2px 2px 0; transform: rotate(45deg) translate(-1px, -1px); }
.m3-check input:focus-visible + .m3-check-box { outline: 2px solid var(--md-primary); outline-offset: 2px; }
.form-actions { display: flex; flex-wrap: wrap; gap: 8px; justify-content: flex-end; margin-top: 8px; }
.form-grid { display: grid; gap: 0 16px; grid-template-columns: 1fr; }
@media (min-width: 720px) { .form-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1100px) { .form-grid.cols3 { grid-template-columns: repeat(3, 1fr); } }

/* --------------------------------------------------------------- chips */
.chip { display: inline-flex; align-items: center; height: 24px; padding: 0 10px; border-radius: var(--r-sm); font-size: 12px; font-weight: 500; white-space: nowrap; background: var(--md-surface-container-high); color: var(--md-on-surface-variant); }
.chip-success { background: var(--md-success-container); color: var(--md-success); }
.chip-info { background: var(--md-primary-container); color: var(--md-on-primary-container); }
.chip-warn { background: var(--md-warn-container); color: var(--md-warn); }
.chip-danger { background: var(--md-error-container); color: var(--md-on-error-container); }
.chip-tertiary { background: var(--md-tertiary-container); color: var(--md-on-tertiary-container); }
.chip-neutral { background: var(--md-surface-container-high); color: var(--md-on-surface-variant); }
.m3-filters { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 12px; align-items: flex-end; }
.m3-filters .m3-field { margin: 0; min-width: 160px; flex: 1; }
.m3-filters .m3-input { min-height: 48px; padding-top: 20px; font-size: 14px; }
.m3-tabs { display: flex; border-bottom: 1px solid var(--md-outline-variant); margin-bottom: 16px; overflow-x: auto; }
.m3-tabs a { padding: 12px 20px; font-weight: 500; color: var(--md-on-surface-variant); white-space: nowrap; border-bottom: 3px solid transparent; }
.m3-tabs a.active { color: var(--md-primary); border-bottom-color: var(--md-primary); text-decoration: none; }

/* -------------------------------------------------------------- tables */
.m3-table-wrap { overflow-x: auto; margin: 0 -16px; padding: 0 16px; }
table.m3-table { width: 100%; border-collapse: collapse; }
.m3-table th { text-align: left; font-size: 12px; font-weight: 500; color: var(--md-on-surface-variant); padding: 10px 12px; border-bottom: 1px solid var(--md-outline); white-space: nowrap; }
.m3-table td { padding: 12px; border-bottom: 1px solid var(--md-outline-variant); vertical-align: middle; }
.m3-table tbody tr:hover { background: color-mix(in srgb, var(--md-on-surface) 4%, transparent); }
.m3-table tr[data-href] { cursor: pointer; }
.m3-table td.actions { text-align: right; white-space: nowrap; }
.m3-table .sub { display: block; font-size: 12px; color: var(--md-on-surface-variant); }
@media (max-width: 719px) {
  .m3-table.stack-mobile thead { display: none; }
  .m3-table.stack-mobile, .m3-table.stack-mobile tbody, .m3-table.stack-mobile tr, .m3-table.stack-mobile td { display: block; width: 100%; }
  .m3-table.stack-mobile tr { border-bottom: 1px solid var(--md-outline-variant); padding: 8px 0; }
  .m3-table.stack-mobile td { border: 0; padding: 4px 12px; }
  .m3-table.stack-mobile td[data-label]::before { content: attr(data-label) ': '; color: var(--md-on-surface-variant); font-size: 12px; }
  .m3-table.stack-mobile td.actions { text-align: left; }
}

/* ----------------------------------------------------------------- list */
.m3-list { list-style: none; margin: 0; padding: 0; }
.m3-list li, .m3-list > a { display: flex; align-items: center; gap: 16px; padding: 12px 8px; border-bottom: 1px solid var(--md-outline-variant); color: inherit; text-decoration: none; }
.m3-list li:last-child, .m3-list > a:last-child { border-bottom: 0; }
.m3-list > a:hover { background: color-mix(in srgb, var(--md-on-surface) 6%, transparent); border-radius: var(--r-sm); }
.m3-list .lead { width: 40px; height: 40px; border-radius: 50%; background: var(--md-primary-container); color: var(--md-on-primary-container); display: inline-flex; align-items: center; justify-content: center; flex: none; font-weight: 500; }
.m3-list .body { flex: 1; min-width: 0; }
.m3-list .body strong { display: block; font-weight: 500; }
.m3-list .body span { color: var(--md-on-surface-variant); font-size: 13px; }

/* ----------------------------------------------------------- progress */
.m3-progress { height: 8px; border-radius: 4px; background: var(--md-surface-container-highest); overflow: hidden; }
.m3-progress > i { display: block; height: 100%; border-radius: 4px; background: var(--md-primary); }
.m3-progress.ok > i { background: var(--md-success); } .m3-progress.warn > i { background: var(--md-warn); } .m3-progress.bad > i { background: var(--md-error); }
.m3-bars { display: flex; flex-direction: column; gap: 10px; }
.m3-bars .item { display: grid; grid-template-columns: minmax(80px, 140px) 1fr 56px; gap: 10px; align-items: center; font-size: 13px; }
.m3-bars .item .n { text-align: right; font-weight: 500; }

/* -------------------------------------------------------------- dialog */
dialog.m3-dialog {
  border: 0; border-radius: var(--r-xl); padding: 0; background: var(--md-surface-container-high); color: var(--md-on-surface);
  width: min(560px, calc(100vw - 32px)); max-height: calc(100vh - 48px); box-shadow: var(--md-elev3);
}
dialog.m3-dialog::backdrop { background: var(--md-scrim); }
.m3-dialog-head { padding: 24px 24px 8px; } .m3-dialog-head h2 { font-size: 24px; font-weight: 400; }
.m3-dialog-body { padding: 8px 24px 8px; overflow-y: auto; max-height: calc(100vh - 220px); }
.m3-dialog-actions { padding: 16px 24px 24px; display: flex; gap: 8px; justify-content: flex-end; flex-wrap: wrap; }

/* ------------------------------------------------------------ snackbar */
.m3-snackbars { position: fixed; left: 0; right: 0; bottom: calc(var(--bottombar-h) + 16px); z-index: 80; display: flex; flex-direction: column; align-items: center; gap: 8px; pointer-events: none; }
@media (min-width: 840px) { .m3-snackbars { bottom: 24px; left: var(--drawer-w); } }
.m3-snackbar {
  pointer-events: auto; max-width: min(560px, calc(100vw - 32px)); padding: 14px 16px; border-radius: var(--r-xs);
  background: var(--md-on-surface); color: var(--md-surface); box-shadow: var(--md-elev3); display: flex; gap: 12px; align-items: center;
  animation: m3-up .2s ease-out;
}
.m3-snackbar.error { background: var(--md-error); color: var(--md-surface); }
.m3-snackbar button { background: none; border: 0; color: inherit; font-weight: 500; cursor: pointer; text-transform: uppercase; font-size: 12px; }
@keyframes m3-up { from { transform: translateY(12px); opacity: 0; } to { transform: none; opacity: 1; } }

/* ------------------------------------------------- pager / empty / misc */
.m3-pager { display: flex; justify-content: space-between; align-items: center; padding-top: 12px; color: var(--md-on-surface-variant); font-size: 13px; }
.m3-pager-nav { display: inline-flex; align-items: center; gap: 4px; }
.m3-empty { text-align: center; padding: 40px 16px; color: var(--md-on-surface-variant); }
.m3-empty h3 { margin: 12px 0 4px; color: var(--md-on-surface); font-size: 18px; }
.m3-empty p { margin: 0 0 16px; }
.m3-banner { display: flex; gap: 12px; align-items: flex-start; padding: 12px 16px; border-radius: var(--r-md); background: var(--md-primary-container); color: var(--md-on-primary-container); margin-bottom: 16px; }
.m3-banner.warn { background: var(--md-warn-container); color: var(--md-warn); }
.m3-banner.danger { background: var(--md-error-container); color: var(--md-on-error-container); }
.m3-kv { display: grid; grid-template-columns: minmax(110px, 160px) 1fr; gap: 6px 16px; margin: 0; }
.m3-kv dt { color: var(--md-on-surface-variant); } .m3-kv dd { margin: 0; }
.m3-timeline { list-style: none; margin: 0; padding: 0 0 0 20px; border-left: 2px solid var(--md-outline-variant); }
.m3-timeline li { position: relative; padding: 0 0 18px 16px; }
.m3-timeline li::before { content: ''; position: absolute; left: -27px; top: 4px; width: 12px; height: 12px; border-radius: 50%; background: var(--md-primary); border: 2px solid var(--md-surface); }
.m3-timeline .when { font-size: 12px; color: var(--md-on-surface-variant); }
.m3-steps { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 16px; }
.m3-steps .s { padding: 6px 14px; border-radius: 16px; background: var(--md-surface-container-high); font-size: 13px; }
.m3-steps .s.on { background: var(--md-primary); color: var(--md-on-primary); }
.m3-steps .s.done { background: var(--md-success-container); color: var(--md-success); }
.m3-map { height: 480px; border-radius: var(--r-md); overflow: hidden; border: 1px solid var(--md-outline-variant); }
.m3-chat { display: flex; flex-direction: column; gap: 12px; max-height: 60vh; overflow-y: auto; padding: 4px; }
.m3-bubble { max-width: 85%; padding: 12px 16px; border-radius: var(--r-lg); white-space: pre-wrap; }
.m3-bubble.me { align-self: flex-end; background: var(--md-primary); color: var(--md-on-primary); border-bottom-right-radius: 4px; }
.m3-bubble.ai { align-self: flex-start; background: var(--md-surface-container-high); border-bottom-left-radius: 4px; }
.m3-dropzone { border: 2px dashed var(--md-outline); border-radius: var(--r-lg); padding: 28px; text-align: center; color: var(--md-on-surface-variant); }
.m3-tree ul { list-style: none; margin: 0; padding-left: 20px; border-left: 1px dashed var(--md-outline-variant); }
.m3-tree > ul { padding-left: 0; border-left: 0; }
.m3-tree li { margin: 4px 0; }
.m3-tree .node { display: flex; align-items: center; gap: 8px; padding: 6px 8px; border-radius: var(--r-sm); }
.m3-tree .node:hover { background: color-mix(in srgb, var(--md-on-surface) 6%, transparent); }
code, .code { font-family: 'Roboto Mono', monospace; font-size: 12px; background: var(--md-surface-container-high); padding: 1px 6px; border-radius: 4px; }

/* ----------------------------------------------------- acceso (login) */
.m3-auth { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 24px;
  background: radial-gradient(1200px 600px at 10% -10%, var(--md-primary-container), transparent 60%), var(--md-surface); }
.m3-auth-card { width: min(440px, 100%); background: var(--md-surface-container-low); border-radius: var(--r-xl); padding: 32px 28px; box-shadow: var(--md-elev2); }
.m3-auth-card h1 { font-size: 28px; font-weight: 400; margin: 8px 0 4px; }
.m3-auth-brand { display: flex; align-items: center; gap: 12px; }
.m3-auth-brand .m3-logo-badge { width: 48px; height: 48px; }
.m3-demo { margin-top: 20px; padding: 12px 14px; border-radius: var(--r-md); background: var(--md-surface-container-high); font-size: 12px; color: var(--md-on-surface-variant); }
.m3-demo code { cursor: pointer; }
.m3-impl-card { display: flex; gap: 16px; align-items: center; padding: 16px; border-radius: var(--r-lg); background: var(--md-surface-container-lowest); border: 1px solid var(--md-outline-variant); color: inherit; margin-bottom: 12px; width: 100%; text-align: left; font: inherit; cursor: pointer; }
.m3-impl-card:hover { background: var(--md-secondary-container); }

@media (prefers-reduced-motion: reduce) { * { animation: none !important; transition: none !important; } }
@media print { .m3-appbar, .m3-drawer, .m3-bottombar, .m3-fab { display: none !important; } body.m3-body { padding: 0 !important; } }