/* ==========================================================================
   VeletaMetrics — Redesign Mockup
   Design system tokens + component overrides on top of Bootstrap 5.3
   ========================================================================== */

:root {
  /* Brand: ESG teal */
  --vm-primary: #0F766E;
  --vm-primary-600: #0d6960;
  --vm-primary-100: #ccfbf1;
  --vm-primary-50:  #f0fdfa;

  /* AI accent: violet — used ONLY for AI features (Veletín, Dashboard IA, Autofill) */
  --vm-ai: #7C3AED;
  --vm-ai-600: #6d28d9;
  --vm-ai-50: #f5f3ff;
  --vm-ai-gradient: linear-gradient(135deg, #7C3AED 0%, #A855F7 100%);

  /* Semantic */
  --vm-success: #10B981;
  --vm-warning: #F59E0B;
  --vm-danger:  #EF4444;
  --vm-info:    #0EA5E9;

  /* Neutrals (light) */
  --vm-bg:        #F8FAFC;
  --vm-surface:   #FFFFFF;
  --vm-border:    #E5E7EB;
  --vm-text:      #0F172A;
  --vm-muted:     #64748B;
  --vm-subtle:    #F1F5F9;

  --vm-radius: 10px;
  --vm-radius-sm: 6px;
  --vm-shadow-sm: 0 1px 2px rgba(15,23,42,.06);
  --vm-shadow:    0 4px 12px rgba(15,23,42,.06);
  --vm-shadow-lg: 0 12px 32px rgba(15,23,42,.10);

  --vm-sidebar-w: 260px;
  --vm-sidebar-w-collapsed: 72px;
  --vm-topbar-h: 64px;
}

[data-bs-theme="dark"] {
  --vm-bg:      #0B1220;
  --vm-surface: #111827;
  --vm-border:  #1F2937;
  --vm-text:    #E5E7EB;
  --vm-muted:   #94A3B8;
  --vm-subtle:  #1F2937;
  --vm-shadow:  0 4px 12px rgba(0,0,0,.4);
}

* { box-sizing: border-box; }

html, body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--vm-bg);
  color: var(--vm-text);
  font-size: 14.5px;
  letter-spacing: -0.005em;
}

/* ===== Layout ============================================================= */

.vm-layout {
  display: grid;
  grid-template-columns: var(--vm-sidebar-w) 1fr;
  min-height: 100vh;
  transition: grid-template-columns .25s ease;
}

.vm-layout.is-collapsed {
  grid-template-columns: var(--vm-sidebar-w-collapsed) 1fr;
}

.vm-main {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.vm-content {
  flex: 1;
  padding: 24px 32px 48px;
  max-width: 1480px;
  width: 100%;
}

/* ===== Sidebar ============================================================ */

.vm-sidebar {
  background: var(--vm-surface);
  border-right: 1px solid var(--vm-border);
  position: sticky;
  top: 0;
  height: 100vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.vm-brand {
  height: var(--vm-topbar-h);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 20px;
  border-bottom: 1px solid var(--vm-border);
  gap: 10px;
  text-decoration: none;
}

.vm-brand .vm-brand-img {
  max-height: 49px;
  max-width: 100%;
  object-fit: contain;
}

[data-bs-theme="light"] .vm-brand-img.is-dark,
.vm-brand-img.is-dark { display: none; }
[data-bs-theme="dark"]  .vm-brand-img.is-light { display: none; }
[data-bs-theme="dark"]  .vm-brand-img.is-dark  { display: inline-block; }

.vm-brand .vm-brand-mark {
  width: 32px; height: 32px;
  border-radius: 8px;
  background: var(--vm-primary);
  color: #fff;
  display: grid; place-items: center;
  font-weight: 800;
  flex-shrink: 0;
}

.vm-brand .vm-brand-text { white-space: nowrap; }

.is-collapsed .vm-brand-text,
.is-collapsed .vm-nav-section-title,
.is-collapsed .vm-nav a span,
.is-collapsed .vm-nav .badge { display: none; }

.is-collapsed .vm-brand-img { max-height: 38px; }
.is-collapsed .vm-brand { padding: 0 8px; }

.is-collapsed .vm-nav a { justify-content: center; padding: 10px; }

.vm-nav {
  flex: 1;
  overflow-y: auto;
  padding: 16px 12px;
}

.vm-nav-section-title {
  font-size: 10.5px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--vm-muted);
  padding: 16px 12px 8px;
}

.vm-nav ul { list-style: none; padding: 0; margin: 0; }

.vm-nav a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 9px 12px;
  border-radius: var(--vm-radius-sm);
  color: var(--vm-text);
  text-decoration: none;
  font-weight: 500;
  font-size: 14px;
  transition: background .15s ease;
  position: relative;
}

.vm-nav a i { font-size: 17px; color: var(--vm-muted); width: 20px; text-align: center; }
.vm-nav a:hover { background: var(--vm-subtle); }
.vm-nav a.is-active {
  background: var(--vm-primary-50);
  color: var(--vm-primary);
}
.vm-nav a.is-active i { color: var(--vm-primary); }

[data-bs-theme="dark"] .vm-nav a.is-active {
  background: rgba(20, 184, 166, .15);
  color: #5eead4;
}

.vm-nav a.is-ai { color: var(--vm-ai); }
.vm-nav a.is-ai i { color: var(--vm-ai); }
.vm-nav a.is-ai:hover { background: var(--vm-ai-50); }

.vm-nav .badge {
  margin-left: auto;
  background: var(--vm-subtle);
  color: var(--vm-muted);
  font-weight: 500;
  font-size: 11px;
}

.vm-sidebar-footer {
  padding: 12px;
  border-top: 1px solid var(--vm-border);
}

/* ===== Topbar ============================================================ */

.vm-topbar {
  height: var(--vm-topbar-h);
  background: var(--vm-surface);
  border-bottom: 1px solid var(--vm-border);
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  padding: 0 24px;
  gap: 16px;
}

.vm-topbar-search {
  flex: 1;
  max-width: 420px;
  position: relative;
}
.vm-topbar-search input {
  background: var(--vm-subtle);
  border: 1px solid transparent;
  border-radius: var(--vm-radius-sm);
  padding: 8px 12px 8px 36px;
  width: 100%;
  font-size: 13.5px;
  color: var(--vm-text);
  transition: border-color .15s, background .15s;
}
.vm-topbar-search input:focus {
  outline: none;
  background: var(--vm-surface);
  border-color: var(--vm-primary);
}
.vm-topbar-search i {
  position: absolute;
  left: 12px; top: 50%; transform: translateY(-50%);
  color: var(--vm-muted);
}

.vm-cost-meter {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 6px 12px;
  background: var(--vm-subtle);
  border-radius: 999px;
  font-size: 12.5px;
  color: var(--vm-muted);
}
.vm-cost-meter strong { color: var(--vm-text); font-weight: 600; }
.vm-cost-meter .vm-bar {
  width: 60px; height: 6px;
  background: var(--vm-border);
  border-radius: 999px;
  overflow: hidden;
}
.vm-cost-meter .vm-bar > span {
  display: block; height: 100%;
  background: linear-gradient(90deg, var(--vm-success), var(--vm-warning));
}
.vm-cost-meter.is-warning { background: rgba(245,158,11,.12); color: #b45309; }
.vm-cost-meter.is-danger  { background: rgba(239,68,68,.12); color: #b91c1c; }

.vm-icon-btn {
  width: 36px; height: 36px;
  border-radius: 8px;
  border: 1px solid var(--vm-border);
  background: var(--vm-surface);
  color: var(--vm-muted);
  display: grid; place-items: center;
  cursor: pointer;
  transition: all .15s;
}
.vm-icon-btn:hover { background: var(--vm-subtle); color: var(--vm-text); }

/* ===== Page Header (breadcrumb + title + actions) ========================= */

.vm-page-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}
.vm-page-head .vm-breadcrumb {
  font-size: 12.5px;
  color: var(--vm-muted);
  margin-bottom: 4px;
}
.vm-page-head .vm-breadcrumb a { color: var(--vm-muted); text-decoration: none; }
.vm-page-head .vm-breadcrumb a:hover { color: var(--vm-text); }
.vm-page-head h1 {
  font-size: 22px;
  font-weight: 700;
  margin: 0;
  letter-spacing: -0.015em;
}
.vm-page-head .vm-subtitle {
  color: var(--vm-muted);
  font-size: 13px;
  margin-top: 2px;
}
.vm-page-head .vm-actions { display: flex; gap: 8px; flex-wrap: wrap; }

/* ===== Cards ============================================================== */

.vm-card {
  background: var(--vm-surface);
  border: 1px solid var(--vm-border);
  border-radius: var(--vm-radius);
  box-shadow: var(--vm-shadow-sm);
}
.vm-card + .vm-card { margin-top: 16px; }
.vm-card-head {
  padding: 14px 18px;
  border-bottom: 1px solid var(--vm-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.vm-card-head h3 {
  margin: 0;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: -0.01em;
}
.vm-card-head .vm-card-sub { font-size: 12px; color: var(--vm-muted); }
.vm-card-body { padding: 18px; }
.vm-card-body.is-flush { padding: 0; }

/* ===== KPI cards ========================================================== */

.vm-kpi {
  background: var(--vm-surface);
  border: 1px solid var(--vm-border);
  border-radius: var(--vm-radius);
  padding: 18px 20px;
  display: flex;
  align-items: flex-start;
  gap: 14px;
  box-shadow: var(--vm-shadow-sm);
}
.vm-kpi-icon {
  width: 40px; height: 40px;
  border-radius: 10px;
  display: grid; place-items: center;
  font-size: 20px;
  flex-shrink: 0;
}
.vm-kpi-icon.is-primary { background: var(--vm-primary-50); color: var(--vm-primary); }
.vm-kpi-icon.is-ai      { background: var(--vm-ai-50); color: var(--vm-ai); }
.vm-kpi-icon.is-success { background: rgba(16,185,129,.12); color: var(--vm-success); }
.vm-kpi-icon.is-warning { background: rgba(245,158,11,.12); color: var(--vm-warning); }
.vm-kpi-icon.is-info    { background: rgba(14,165,233,.12); color: var(--vm-info); }

.vm-kpi-label { font-size: 12.5px; color: var(--vm-muted); font-weight: 500; }
.vm-kpi-value { font-size: 24px; font-weight: 700; letter-spacing: -0.02em; line-height: 1.1; margin-top: 2px; }
.vm-kpi-delta { font-size: 12px; margin-top: 4px; }
.vm-kpi-delta.is-up   { color: var(--vm-success); }
.vm-kpi-delta.is-down { color: var(--vm-danger); }

/* ===== Tables ============================================================= */

.vm-table { width: 100%; border-collapse: separate; border-spacing: 0; }
.vm-table thead th {
  font-size: 11.5px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--vm-muted);
  padding: 12px 18px;
  border-bottom: 1px solid var(--vm-border);
  background: var(--vm-subtle);
  text-align: left;
  position: sticky; top: 0;
}
.vm-table tbody td {
  padding: 14px 18px;
  border-bottom: 1px solid var(--vm-border);
  font-size: 14px;
  vertical-align: middle;
}
.vm-table tbody tr:last-child td { border-bottom: none; }
.vm-table tbody tr:hover { background: var(--vm-subtle); }

/* ===== Pills / status ===================================================== */

.vm-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 0.01em;
}
.vm-pill::before {
  content: ''; width: 6px; height: 6px; border-radius: 50%;
  background: currentColor;
}
.vm-pill.is-success { background: rgba(16,185,129,.12); color: #047857; }
.vm-pill.is-warning { background: rgba(245,158,11,.12); color: #b45309; }
.vm-pill.is-danger  { background: rgba(239,68,68,.12);  color: #b91c1c; }
.vm-pill.is-muted   { background: var(--vm-subtle);     color: var(--vm-muted); }
.vm-pill.is-info    { background: rgba(14,165,233,.12); color: #0369a1; }
.vm-pill.is-ai      { background: var(--vm-ai-50);      color: var(--vm-ai); }

/* ===== Buttons (light overrides on Bootstrap) ============================ */

.btn { font-weight: 500; border-radius: var(--vm-radius-sm); padding: 7px 14px; font-size: 13.5px; }
.btn-primary {
  background: var(--vm-primary);
  border-color: var(--vm-primary);
}
.btn-primary:hover { background: var(--vm-primary-600); border-color: var(--vm-primary-600); }
.btn-outline-secondary {
  border-color: var(--vm-border);
  color: var(--vm-text);
  background: var(--vm-surface);
}
.btn-outline-secondary:hover {
  background: var(--vm-subtle);
  color: var(--vm-text);
  border-color: var(--vm-border);
}

.btn-ai {
  background: var(--vm-ai-gradient);
  color: #fff;
  border: none;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.btn-ai:hover { color: #fff; opacity: .92; }
.btn-ai i { font-size: 15px; }

/* ===== AI panel / banner ================================================= */

.vm-ai-banner {
  background: var(--vm-ai-gradient);
  color: #fff;
  border-radius: var(--vm-radius);
  padding: 20px 24px;
  display: flex;
  align-items: center;
  gap: 18px;
  box-shadow: var(--vm-shadow);
}
.vm-ai-banner h3 { color: #fff; font-size: 16px; margin: 0 0 4px; font-weight: 700; }
.vm-ai-banner p  { margin: 0; opacity: .9; font-size: 13px; }
.vm-ai-banner .vm-ai-icon {
  width: 48px; height: 48px;
  border-radius: 12px;
  background: rgba(255,255,255,.18);
  display: grid; place-items: center;
  font-size: 22px;
  flex-shrink: 0;
}
.vm-ai-banner .btn { background: rgba(255,255,255,.18); color: #fff; border: 1px solid rgba(255,255,255,.3); }
.vm-ai-banner .btn:hover { background: rgba(255,255,255,.28); }

/* ===== Chat (Veletín) ==================================================== */

.vm-chat {
  display: flex;
  flex-direction: column;
  height: calc(100vh - var(--vm-topbar-h) - 48px);
  border: 1px solid var(--vm-border);
  border-radius: var(--vm-radius);
  background: var(--vm-surface);
  overflow: hidden;
}
.vm-chat-head {
  padding: 14px 20px;
  border-bottom: 1px solid var(--vm-border);
  display: flex; align-items: center; gap: 12px;
}
.vm-chat-head .vm-ai-avatar {
  width: 36px; height: 36px;
  border-radius: 10px;
  background: var(--vm-ai-gradient);
  display: grid; place-items: center;
  color: #fff; font-size: 18px;
}
.vm-chat-body { flex: 1; overflow-y: auto; padding: 24px; }
.vm-msg { display: flex; gap: 12px; max-width: 720px; margin-bottom: 20px; }
.vm-msg.is-user { margin-left: auto; flex-direction: row-reverse; }
.vm-msg-avatar {
  width: 32px; height: 32px;
  border-radius: 8px;
  flex-shrink: 0;
  display: grid; place-items: center;
  font-size: 14px;
  font-weight: 600;
}
.vm-msg.is-ai .vm-msg-avatar { background: var(--vm-ai-gradient); color: #fff; }
.vm-msg.is-user .vm-msg-avatar { background: var(--vm-primary); color: #fff; }
.vm-msg-bubble {
  background: var(--vm-subtle);
  padding: 12px 16px;
  border-radius: 12px;
  line-height: 1.55;
  font-size: 14px;
}
.vm-msg.is-user .vm-msg-bubble { background: var(--vm-primary); color: #fff; }
.vm-chat-foot {
  border-top: 1px solid var(--vm-border);
  padding: 12px 16px;
  background: var(--vm-surface);
}
.vm-chat-input {
  width: 100%;
  border: 1px solid var(--vm-border);
  border-radius: var(--vm-radius);
  padding: 12px 50px 12px 16px;
  font-size: 14px;
  resize: none;
  background: var(--vm-surface);
  color: var(--vm-text);
}

/* ===== Modal tweaks ===================================================== */

.modal-content { border-radius: var(--vm-radius); border: 1px solid var(--vm-border); }
.modal-header { border-bottom: 1px solid var(--vm-border); padding: 16px 20px; }
.modal-body { padding: 20px; }
.modal-footer { border-top: 1px solid var(--vm-border); padding: 14px 20px; }

/* ===== Misc ============================================================== */

.vm-divider-text {
  display: flex; align-items: center; gap: 12px;
  color: var(--vm-muted); font-size: 12px;
  margin: 18px 0;
}
.vm-divider-text::before, .vm-divider-text::after {
  content: ''; flex: 1; height: 1px; background: var(--vm-border);
}

.vm-empty {
  text-align: center;
  padding: 48px 20px;
  color: var(--vm-muted);
}
.vm-empty i { font-size: 32px; color: var(--vm-muted); }
.vm-empty p { margin: 12px 0 0; font-size: 13px; }

/* ===== Responsive ======================================================== */

@media (max-width: 960px) {
  .vm-layout { grid-template-columns: 1fr; }
  .vm-sidebar { display: none; }
  .vm-content { padding: 16px; }
}

/* ===== Login ============================================================= */

.vm-login {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
}
.vm-login-hero {
  background: linear-gradient(135deg, #0F766E 0%, #14B8A6 50%, #2dd4bf 100%);
  color: #fff;
  padding: 48px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  overflow: hidden;
}
.vm-login-hero::before {
  content: '';
  position: absolute; inset: -20%;
  background: radial-gradient(circle at 20% 80%, rgba(255,255,255,.15), transparent 60%),
              radial-gradient(circle at 80% 20%, rgba(255,255,255,.1), transparent 50%);
}
.vm-login-hero > * { position: relative; }
.vm-login-hero h1 { font-size: 32px; font-weight: 700; letter-spacing: -0.02em; margin: 0 0 12px; color: #fff; }
.vm-login-hero p { font-size: 16px; opacity: .9; max-width: 380px; line-height: 1.5; }
.vm-login-form {
  display: flex; align-items: center; justify-content: center;
  padding: 48px;
  background: var(--vm-surface);
}
.vm-login-form .vm-form-card {
  width: 100%; max-width: 380px;
}
@media (max-width: 768px) {
  .vm-login { grid-template-columns: 1fr; }
  .vm-login-hero { padding: 32px; }
}

/* ===== Mockup index page ================================================= */

.vm-index-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
}
.vm-index-card {
  background: var(--vm-surface);
  border: 1px solid var(--vm-border);
  border-radius: var(--vm-radius);
  padding: 20px;
  transition: all .2s;
  text-decoration: none;
  color: var(--vm-text);
  display: block;
}
.vm-index-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--vm-shadow);
  border-color: var(--vm-primary);
  color: var(--vm-text);
}
.vm-index-card .vm-index-icon {
  width: 40px; height: 40px;
  border-radius: 10px;
  background: var(--vm-primary-50);
  color: var(--vm-primary);
  display: grid; place-items: center;
  font-size: 18px;
  margin-bottom: 12px;
}
.vm-index-card.is-ai .vm-index-icon { background: var(--vm-ai-50); color: var(--vm-ai); }
.vm-index-card h3 { font-size: 15px; font-weight: 600; margin: 0 0 4px; }
.vm-index-card p { font-size: 13px; color: var(--vm-muted); margin: 0; line-height: 1.5; }

/* ===== Topbar breadcrumb (standalone) ==================================== */
.vm-topbar .vm-breadcrumb {
  display: flex; align-items: center; gap: 6px;
  font-size: 13px; color: var(--vm-muted);
}
.vm-topbar .vm-breadcrumb a { color: var(--vm-muted); text-decoration: none; }
.vm-topbar .vm-breadcrumb a:hover { color: var(--vm-text); }
.vm-topbar .vm-breadcrumb span:last-child { color: var(--vm-text); font-weight: 500; }
.vm-topbar .vm-breadcrumb-sep { color: var(--vm-border); }