/* ===================================================================
   Variables y reset
   =================================================================== */
:root {
  --color-primary:    #2563eb;
  --color-primary-h:  #1d4ed8;
  --color-bg:         #f8fafc;
  --color-surface:    #ffffff;
  --color-border:     #e2e8f0;
  --color-text:       #1e293b;
  --color-muted:      #64748b;

  --color-hot:        #ef4444;
  --color-hot-bg:     #fee2e2;
  --color-warm:       #f59e0b;
  --color-warm-bg:    #fef3c7;
  --color-cold:       #3b82f6;
  --color-cold-bg:    #dbeafe;

  --color-new:        #6366f1;
  --color-new-bg:     #e0e7ff;
  --color-contacted:  #0891b2;
  --color-contacted-bg: #cffafe;
  --color-qualified:  #059669;
  --color-qualified-bg: #d1fae5;
  --color-handoff:    #7c3aed;
  --color-handoff-bg: #ede9fe;
  --color-won:        #16a34a;
  --color-won-bg:     #dcfce7;
  --color-lost:       #dc2626;
  --color-lost-bg:    #fee2e2;
  --color-postventa:  #0369a1;
  --color-postventa-bg: #e0f2fe;

  --radius:           6px;
  --shadow-sm:        0 1px 3px rgba(0,0,0,0.08);
  --shadow-md:        0 4px 16px rgba(0,0,0,0.12);
  --nav-height:       52px;
  --font:             -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: var(--font);
  font-size: 14px;
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.5;
}

/* ===================================================================
   Login page
   =================================================================== */
.login-body {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  background: linear-gradient(135deg, #1e3a8a 0%, #1d4ed8 50%, #2563eb 100%);
}

.login-card {
  background: var(--color-surface);
  border-radius: 12px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.25);
  padding: 40px 44px;
  width: 100%;
  max-width: 400px;
}

.login-logo {
  text-align: center;
  margin-bottom: 28px;
}

.login-logo h1 {
  font-size: 22px;
  font-weight: 800;
  color: var(--color-primary);
  letter-spacing: -0.02em;
}

.login-logo p {
  font-size: 13px;
  color: var(--color-muted);
  margin-top: 4px;
}

.login-form .form-group {
  margin-bottom: 16px;
}

.login-form label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: var(--color-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 6px;
}

.login-form input {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-size: 14px;
  color: var(--color-text);
  background: var(--color-surface);
  transition: border-color 0.15s, box-shadow 0.15s;
}

.login-form input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(37,99,235,0.12);
}

.login-form .btn-login {
  width: 100%;
  padding: 10px;
  margin-top: 8px;
  background: var(--color-primary);
  color: #fff;
  border: none;
  border-radius: var(--radius);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s;
}

.login-form .btn-login:hover { background: var(--color-primary-h); }
.login-form .btn-login:disabled { opacity: 0.65; cursor: not-allowed; }

.login-error {
  margin-top: 12px;
  padding: 10px 12px;
  background: var(--color-lost-bg);
  color: var(--color-lost);
  border-radius: var(--radius);
  font-size: 13px;
  display: none;
}
.login-error.visible { display: block; }

/* ===================================================================
   Nav
   =================================================================== */
.crm-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-height);
  background: var(--color-primary);
  color: #fff;
  display: flex;
  align-items: center;
  padding: 0 20px;
  gap: 24px;
  z-index: 100;
  box-shadow: var(--shadow-md);
}

.crm-logo {
  font-weight: 700;
  font-size: 15px;
  letter-spacing: 0.02em;
  white-space: nowrap;
  margin-right: 8px;
}

.crm-nav-tabs { display: flex; gap: 4px; flex: 1; }

.crm-nav-right {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-left: auto;
}

.user-info {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  font-size: 12px;
  line-height: 1.2;
  color: #fff;
}

.user-info .user-name { font-weight: 600; white-space: nowrap; }
.user-info .user-role {
  font-size: 10px;
  color: rgba(255,255,255,0.75);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 500;
}

.admin-only.hidden { display: none !important; }

.crm-nav button {
  background: transparent;
  border: none;
  color: rgba(255,255,255,0.75);
  padding: 6px 14px;
  border-radius: var(--radius);
  cursor: pointer;
  font-size: 14px;
  font-weight: 500;
  transition: background 0.15s, color 0.15s;
}

.crm-nav button:hover { background: rgba(255,255,255,0.15); color: #fff; }
.crm-nav button.active { background: rgba(255,255,255,0.22); color: #fff; }

.btn-logout {
  background: rgba(255,255,255,0.12) !important;
  color: rgba(255,255,255,0.9) !important;
  font-size: 12px !important;
  padding: 4px 10px !important;
}

/* ===================================================================
   Main / Views
   =================================================================== */
.crm-main {
  margin-top: var(--nav-height);
  padding: 24px 20px;
  max-width: 1280px;
  margin-left: auto;
  margin-right: auto;
  margin-top: calc(var(--nav-height) + 0px);
}

.view { width: 100%; }

.loading-state {
  padding: 40px 20px;
  text-align: center;
  color: var(--color-muted);
}

.inline-closer-select {
  padding: 4px 6px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-size: 12px;
  background: var(--color-surface);
  color: var(--color-text);
  max-width: 160px;
}
.inline-closer-select:hover { border-color: var(--color-primary); }

/* ===================================================================
   Dashboard
   =================================================================== */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
  margin-bottom: 28px;
}

.stat-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 18px 20px;
  box-shadow: var(--shadow-sm);
}

.stat-card .stat-label {
  font-size: 12px;
  color: var(--color-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 6px;
}

.stat-card .stat-value {
  font-size: 28px;
  font-weight: 700;
  color: var(--color-text);
  line-height: 1;
}

.stat-card.stat-hot    .stat-value { color: var(--color-hot); }
.stat-card.stat-warm   .stat-value { color: var(--color-warm); }
.stat-card.stat-handoff .stat-value { color: var(--color-handoff); }

.section-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--color-border);
}

/* ===================================================================
   Filter bar
   =================================================================== */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
  align-items: center;
}

.filter-bar select,
.filter-bar input[type="date"] {
  padding: 7px 10px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-size: 13px;
  background: var(--color-surface);
  color: var(--color-text);
}

.filter-bar select:focus, .filter-bar input:focus {
  outline: 2px solid var(--color-primary);
  outline-offset: 1px;
}

/* ===================================================================
   Buttons
   =================================================================== */
.btn-primary, .btn-secondary, .btn-danger, .btn-success, .btn-warn {
  padding: 7px 14px;
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  font-size: 13px;
  font-weight: 500;
  transition: opacity 0.15s, background 0.15s;
}

.btn-primary   { background: var(--color-primary); color: #fff; }
.btn-primary:hover { background: var(--color-primary-h); }
.btn-secondary { background: #f1f5f9; color: var(--color-text); border: 1px solid var(--color-border); }
.btn-secondary:hover { background: #e2e8f0; }
.btn-success   { background: var(--color-qualified-bg); color: var(--color-qualified); }
.btn-danger    { background: var(--color-lost-bg); color: var(--color-lost); }
.btn-warn      { background: var(--color-warm-bg); color: #92400e; }
button:disabled { opacity: 0.5; cursor: not-allowed; }

/* ===================================================================
   Tables
   =================================================================== */
.crm-table-wrap {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  overflow-x: auto;
}

.crm-table { width: 100%; border-collapse: collapse; }

.crm-table th {
  background: #f8fafc;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-muted);
  padding: 10px 14px;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
  white-space: nowrap;
}

.crm-table td {
  padding: 10px 14px;
  border-bottom: 1px solid var(--color-border);
  font-size: 13px;
  vertical-align: middle;
}

.crm-table tr:last-child td { border-bottom: none; }
.crm-table.clickable-rows tbody tr:hover { background: #f1f5f9; cursor: pointer; }

.empty-state {
  padding: 36px 20px;
  text-align: center;
  color: var(--color-muted);
  font-size: 13px;
}

/* ===================================================================
   Badges
   =================================================================== */
.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 100px;
  font-size: 11px;
  font-weight: 600;
  white-space: nowrap;
}

.badge--hot        { background: var(--color-hot-bg);        color: var(--color-hot); }
.badge--warm       { background: var(--color-warm-bg);       color: var(--color-warm); }
.badge--cold       { background: var(--color-cold-bg);       color: var(--color-cold); }
.badge--new        { background: var(--color-new-bg);        color: var(--color-new); }
.badge--contacted  { background: var(--color-contacted-bg);  color: var(--color-contacted); }
.badge--qualified  { background: var(--color-qualified-bg);  color: var(--color-qualified); }
.badge--handoff    { background: var(--color-handoff-bg);    color: var(--color-handoff); }
.badge--won        { background: var(--color-won-bg);        color: var(--color-won); }
.badge--lost       { background: var(--color-lost-bg);       color: var(--color-lost); }
.badge--postventa  { background: var(--color-postventa-bg);  color: var(--color-postventa); }
.badge--unknown    { background: #f1f5f9;                    color: var(--color-muted); }
.badge--pending    { background: #fef3c7; color: #b45309; }
.badge--done       { background: #d1fae5; color: #065f46; }
.badge--cancelled  { background: #f1f5f9; color: var(--color-muted); }

/* ===================================================================
   Score bar
   =================================================================== */
.score-bar-wrap { display: flex; align-items: center; gap: 6px; }
.score-bar { height: 6px; border-radius: 3px; background: #e2e8f0; width: 60px; overflow: hidden; }
.score-bar-fill { height: 100%; border-radius: 3px; background: var(--color-primary); transition: width 0.3s; }

/* ===================================================================
   Modal
   =================================================================== */
.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(15,23,42,0.5);
  z-index: 200;
  display: flex; align-items: flex-start; justify-content: center;
  padding: 40px 16px;
  overflow-y: auto;
}

.modal-overlay.hidden { display: none; }

.modal-box {
  background: var(--color-surface);
  border-radius: 10px;
  box-shadow: var(--shadow-md);
  width: 100%; max-width: 740px;
  position: relative;
  min-height: 300px;
  flex-shrink: 0;
}

.modal-box.modal-wide { max-width: 900px; }
.modal-box.modal-narrow { max-width: 560px; }

.modal-close {
  position: absolute; top: 14px; right: 16px;
  background: none; border: none;
  font-size: 22px; color: var(--color-muted);
  cursor: pointer; line-height: 1;
  padding: 2px 6px; border-radius: var(--radius); z-index: 10;
}
.modal-close:hover { background: #f1f5f9; color: var(--color-text); }

.modal-header {
  padding: 20px 24px 16px;
  border-bottom: 1px solid var(--color-border);
}

.modal-header h2 { font-size: 18px; font-weight: 700; margin-bottom: 4px; padding-right: 32px; }

.modal-header-meta {
  display: flex; flex-wrap: wrap; gap: 8px;
  align-items: center; font-size: 12px; color: var(--color-muted);
}

.modal-tabs {
  display: flex; border-bottom: 1px solid var(--color-border); padding: 0 24px; gap: 0;
}
.modal-tabs button {
  background: none; border: none; border-bottom: 2px solid transparent;
  padding: 10px 16px; cursor: pointer; font-size: 13px; font-weight: 500;
  color: var(--color-muted); margin-bottom: -1px;
}
.modal-tabs button.active { color: var(--color-primary); border-bottom-color: var(--color-primary); }
.modal-tabs button:hover { color: var(--color-text); }

.modal-tab-panel { padding: 20px 24px; display: none; }
.modal-tab-panel.active { display: block; }

.modal-fields-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 16px;
}

.modal-field label {
  display: block;
  font-size: 11px; font-weight: 600;
  color: var(--color-muted); text-transform: uppercase; letter-spacing: 0.04em;
  margin-bottom: 4px;
}

.modal-field .field-value {
  font-size: 13px; color: var(--color-text);
  padding: 6px 8px; border-radius: var(--radius);
  background: #f8fafc; border: 1px solid var(--color-border);
  min-height: 32px; display: flex; align-items: center;
}

.modal-field select,
.modal-field input[type="text"],
.modal-field input[type="number"] {
  width: 100%; padding: 6px 8px;
  border: 1px solid var(--color-border); border-radius: var(--radius);
  font-size: 13px; background: var(--color-surface); color: var(--color-text);
}

.modal-field select:focus, .modal-field input:focus {
  outline: 2px solid var(--color-primary); outline-offset: 1px;
}

.modal-field.full-width { grid-column: 1 / -1; }

/* Interaction list */
.interaction-list {
  display: flex; flex-direction: column; gap: 10px;
  max-height: 400px; overflow-y: auto;
}

.interaction-item {
  padding: 10px 12px;
  background: #f8fafc; border-radius: var(--radius);
  border-left: 3px solid var(--color-border);
  position: relative;
}
.interaction-item.inbound  { border-left-color: var(--color-primary); }
.interaction-item.outbound { border-left-color: var(--color-qualified); }

.interaction-meta { font-size: 11px; color: var(--color-muted); margin-bottom: 4px; }
.interaction-text { font-size: 13px; color: var(--color-text); white-space: pre-wrap; word-break: break-word; }

.interaction-actions { position: absolute; top: 8px; right: 8px; display: flex; gap: 4px; }
.interaction-actions button {
  font-size: 11px; padding: 2px 6px; border-radius: 4px;
  border: none; cursor: pointer; background: #e2e8f0; color: var(--color-muted);
}
.interaction-actions button:hover { background: var(--color-border); color: var(--color-text); }
.interaction-actions .btn-del:hover { background: var(--color-lost-bg); color: var(--color-lost); }

/* Task create */
.modal-task-create {
  background: #f8fafc; border: 1px solid var(--color-border);
  border-radius: var(--radius); padding: 14px; margin-bottom: 16px;
}
.modal-task-create summary { font-size: 13px; font-weight: 600; cursor: pointer; color: var(--color-primary); }
.modal-task-form {
  display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 12px;
}
.modal-task-form input, .modal-task-form select, .modal-task-form textarea {
  padding: 7px 10px; border: 1px solid var(--color-border); border-radius: var(--radius);
  font-size: 13px; background: var(--color-surface); color: var(--color-text); width: 100%;
}
.modal-task-form .full-width { grid-column: 1 / -1; }

/* Modal actions footer */
.modal-actions {
  display: flex; justify-content: flex-end; gap: 10px;
  padding: 14px 24px; border-top: 1px solid var(--color-border);
}

/* ===================================================================
   Admin forms (CRUD modals: programs, promotions, users, catalogs)
   =================================================================== */
.admin-form { padding: 20px 24px; }

.admin-form .form-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-bottom: 20px;
}

.admin-form .form-field { display: flex; flex-direction: column; gap: 4px; }
.admin-form .form-field.full-width { grid-column: 1 / -1; }

.admin-form label {
  font-size: 11px; font-weight: 600; color: var(--color-muted);
  text-transform: uppercase; letter-spacing: 0.04em;
}

.admin-form input[type="text"],
.admin-form input[type="url"],
.admin-form input[type="date"],
.admin-form input[type="number"],
.admin-form input[type="email"],
.admin-form input[type="password"],
.admin-form select,
.admin-form textarea {
  border: 1px solid var(--color-border); border-radius: var(--radius);
  padding: 7px 10px; font-size: 14px; color: var(--color-text);
  background: var(--color-bg); resize: vertical; font-family: inherit; width: 100%;
}
.admin-form input:focus, .admin-form select:focus, .admin-form textarea:focus {
  outline: none; border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(37,99,235,0.12);
}

/* ===================================================================
   Toast
   =================================================================== */
#toast {
  position: fixed; bottom: 24px; right: 24px; z-index: 500;
  min-width: 240px; max-width: 360px;
  padding: 12px 16px; border-radius: var(--radius);
  background: var(--color-text); color: #fff;
  font-size: 13px; box-shadow: var(--shadow-md);
  opacity: 0; transform: translateY(8px);
  transition: opacity 0.2s, transform 0.2s; pointer-events: none;
}
#toast.visible { opacity: 1; transform: translateY(0); }
#toast.toast-error { background: var(--color-lost); }

/* ===================================================================
   Spinner
   =================================================================== */
.spinner {
  display: inline-block; width: 14px; height: 14px;
  border: 2px solid rgba(0,0,0,0.1);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  vertical-align: middle; margin-right: 6px;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ===================================================================
   Responsive
   =================================================================== */
@media (max-width: 600px) {
  .crm-nav { padding: 0 12px; }
  .crm-main { padding: 16px 12px; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .modal-fields-grid { grid-template-columns: 1fr; }
  .modal-overlay { padding: 8px; }
  .modal-task-form { grid-template-columns: 1fr; }
  .admin-form .form-grid { grid-template-columns: 1fr; }
  .login-card { padding: 28px 24px; }
}