/* =========================================================
   МИГ ТЕХНО CRM — design system
   Акцент: emerald (#059669). Светлая тема.
   ========================================================= */

:root {
  /* Цвета */
  --color-bg:           #f6f8f7;
  --color-surface:      #ffffff;
  --color-surface-alt:  #f1f5f4;
  --color-border:       #e3e8e6;
  --color-border-strong:#c8d2cf;

  --color-text:           #0f1f1a;
  --color-text-secondary: #4a5b56;
  --color-text-muted:     #8a9a94;

  --color-accent:         #059669;
  --color-accent-hover:   #047857;
  --color-accent-soft:    #d1fae5;
  --color-accent-soft-2:  #ecfdf5;
  --color-accent-text:    #065f46;

  --color-success-bg: #dcfce7;
  --color-success-fg: #166534;
  --color-warn-bg:    #fef3c7;
  --color-warn-fg:    #92400e;
  --color-danger:     #dc2626;
  --color-danger-bg:  #fee2e2;
  --color-danger-fg:  #991b1b;

  /* Раскладка */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;

  --radius-sm: 6px;
  --radius:    10px;
  --radius-lg: 14px;
  --radius-xl: 18px;

  --shadow-xs: 0 1px 2px rgba(15, 31, 26, 0.04);
  --shadow-sm: 0 1px 3px rgba(15, 31, 26, 0.06), 0 1px 2px rgba(15, 31, 26, 0.04);
  --shadow:    0 4px 12px rgba(15, 31, 26, 0.06), 0 2px 4px rgba(15, 31, 26, 0.04);
  --shadow-lg: 0 12px 32px rgba(15, 31, 26, 0.08), 0 4px 8px rgba(15, 31, 26, 0.05);

  --font: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --text-xs:  12px;
  --text-sm:  13px;
  --text-base:14px;
  --text-md:  15px;
  --text-lg:  17px;
  --text-xl:  20px;
  --text-2xl: 24px;
  --text-3xl: 30px;

  --sidebar-width: 232px;
}

/* =========================================================
   Reset / base
   ========================================================= */
*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: var(--font);
  font-size: var(--text-base);
  line-height: 1.5;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
h1, h2, h3, h4, h5 { margin: 0; font-weight: 600; letter-spacing: -0.01em; }
h1 { font-size: var(--text-2xl); }
h2 { font-size: var(--text-xl); }
h3 { font-size: var(--text-lg); }
p  { margin: 0; }
a  { color: var(--color-accent); text-decoration: none; }
a:hover { color: var(--color-accent-hover); }

::selection { background: var(--color-accent-soft); color: var(--color-accent-text); }

/* =========================================================
   App layout
   ========================================================= */
.app {
  min-height: 100vh;
  display: grid;
  grid-template-columns: var(--sidebar-width) 1fr;
}

.sidebar {
  background: var(--color-surface);
  border-right: 1px solid var(--color-border);
  padding: var(--space-5) var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
}

.brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-weight: 700;
  font-size: var(--text-md);
  color: var(--color-text);
  padding: 0 var(--space-2);
}
.brand img { width: 32px; height: 32px; border-radius: 8px; }
.brand small { display: block; font-weight: 400; font-size: var(--text-xs); color: var(--color-text-muted); }

.nav {
  display: flex;
  flex-direction: column;
  gap: 2px;
  flex: 1;
}
.nav-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-3);
  border-radius: var(--radius);
  color: var(--color-text-secondary);
  font-size: var(--text-base);
  font-weight: 500;
  text-decoration: none;
  transition: all 0.15s ease;
}
.nav-item:hover {
  background: var(--color-surface-alt);
  color: var(--color-text);
}
.nav-item.active {
  background: var(--color-accent-soft-2);
  color: var(--color-accent-text);
}
.nav-item.active svg { color: var(--color-accent); }
.nav-item svg { width: 20px; height: 20px; flex-shrink: 0; color: var(--color-text-muted); }

.nav-footer {
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-3);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  font-size: var(--text-sm);
}
.nav-user {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3);
  border: none;
  background: none;
  border-radius: var(--radius);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  cursor: pointer;
  width: 100%;
  text-align: left;
}
.nav-user:hover { background: var(--color-surface-alt); }
.nav-user .avatar {
  width: 28px; height: 28px;
  border-radius: 50%;
  background: var(--color-accent);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 12px;
  flex-shrink: 0;
}

/* Main content */
.main {
  padding: var(--space-8) var(--space-6);
  max-width: 1100px;
  margin: 0 auto;
  width: 100%;
}
.page-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--space-4);
  margin-bottom: var(--space-6);
  flex-wrap: wrap;
}
.page-title { font-size: var(--text-3xl); font-weight: 700; }
.page-subtitle { color: var(--color-text-muted); margin-top: var(--space-1); font-size: var(--text-md); }

/* =========================================================
   Mobile nav (bottom tabbar)
   ========================================================= */
@media (max-width: 800px) {
  .app {
    grid-template-columns: 1fr;
    grid-template-rows: 1fr auto;
  }
  .sidebar {
    grid-row: 2;
    position: sticky;
    bottom: 0;
    top: auto;
    height: auto;
    flex-direction: row;
    border-right: none;
    border-top: 1px solid var(--color-border);
    padding: var(--space-2) var(--space-2);
    overflow-x: auto;
    z-index: 50;
    backdrop-filter: blur(10px);
    background: rgba(255,255,255,0.95);
  }
  .brand { display: none; }
  .nav {
    flex-direction: row;
    width: 100%;
    justify-content: space-around;
    gap: 0;
  }
  .nav-item {
    flex: 1;
    flex-direction: column;
    gap: 2px;
    padding: var(--space-2);
    font-size: 11px;
    text-align: center;
  }
  .nav-item svg { width: 22px; height: 22px; }
  .nav-footer { display: none; }
  .main {
    padding: var(--space-5) var(--space-4) calc(var(--space-8) + 60px);
  }
  .page-header { margin-bottom: var(--space-5); }
  .page-title { font-size: var(--text-2xl); }
}

/* =========================================================
   Cards / surfaces
   ========================================================= */
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  box-shadow: var(--shadow-xs);
}
.card + .card { margin-top: var(--space-4); }
.card h2 { margin-bottom: var(--space-4); }
.card h3 { margin-bottom: var(--space-3); color: var(--color-text-secondary); font-size: var(--text-sm); font-weight: 600; text-transform: uppercase; letter-spacing: 0.05em; }

.card-section {
  border-top: 1px solid var(--color-border);
  margin-top: var(--space-5);
  padding-top: var(--space-5);
}

/* =========================================================
   Forms
   ========================================================= */
.field-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-4);
}
.field {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  font-size: var(--text-sm);
}
.field-label {
  color: var(--color-text-secondary);
  font-weight: 500;
}
.field-hint { color: var(--color-text-muted); font-size: var(--text-xs); }

input[type="text"], input[type="email"], input[type="password"],
input[type="number"], input[type="date"], input[type="datetime-local"],
select, textarea {
  width: 100%;
  font-family: inherit;
  font-size: var(--text-md);
  color: var(--color-text);
  background: var(--color-surface);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius);
  padding: 10px 12px;
  transition: border-color 0.15s, box-shadow 0.15s;
  min-height: 42px;
}
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px var(--color-accent-soft-2);
}
textarea { resize: vertical; min-height: 80px; }

/* =========================================================
   Buttons
   ========================================================= */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-family: inherit;
  font-size: var(--text-md);
  font-weight: 500;
  padding: 10px 18px;
  min-height: 42px;
  border-radius: var(--radius);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.15s ease;
  background: var(--color-surface-alt);
  color: var(--color-text);
}
.btn:hover { background: var(--color-border); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }
.btn svg { width: 18px; height: 18px; }

.btn-primary {
  background: var(--color-accent);
  color: white;
}
.btn-primary:hover { background: var(--color-accent-hover); }

.btn-ghost {
  background: transparent;
  border-color: var(--color-border-strong);
  color: var(--color-text-secondary);
}
.btn-ghost:hover { background: var(--color-surface-alt); color: var(--color-text); }

.btn-danger-ghost {
  background: transparent;
  color: var(--color-danger);
  border-color: transparent;
  padding: 6px 10px;
  min-height: auto;
  font-size: var(--text-sm);
}
.btn-danger-ghost:hover { background: var(--color-danger-bg); }

.btn-sm { padding: 6px 12px; font-size: var(--text-sm); min-height: 32px; }

.btn-row { display: flex; flex-wrap: wrap; gap: var(--space-2); }

/* =========================================================
   Badges
   ========================================================= */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: var(--text-xs);
  font-weight: 500;
  white-space: nowrap;
}
.badge-success { background: var(--color-success-bg); color: var(--color-success-fg); }
.badge-warn    { background: var(--color-warn-bg);    color: var(--color-warn-fg); }
.badge-danger  { background: var(--color-danger-bg);  color: var(--color-danger-fg); }
.badge-muted   { background: var(--color-surface-alt); color: var(--color-text-secondary); }
.badge-accent  { background: var(--color-accent-soft); color: var(--color-accent-text); }

/* =========================================================
   Tables
   ========================================================= */
.table-wrapper {
  overflow-x: auto;
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
}
table.data {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--text-sm);
  background: var(--color-surface);
}
table.data th, table.data td {
  padding: 10px 14px;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
}
table.data th {
  background: var(--color-surface-alt);
  font-weight: 600;
  color: var(--color-text-secondary);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  white-space: nowrap;
}
table.data tr:last-child td { border-bottom: none; }
table.data tr:hover td { background: var(--color-accent-soft-2); }
table.data td.num { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }

/* Compact KV breakdown */
table.kv {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--text-sm);
}
table.kv td {
  padding: 8px 10px;
  border-bottom: 1px solid var(--color-border);
}
table.kv td:last-child { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
table.kv tr:last-child td { border-bottom: none; }
table.kv tr.total td { font-weight: 600; padding-top: 14px; border-top: 2px solid var(--color-border-strong); border-bottom: none; }
table.kv tr.total td:first-child { color: var(--color-text); }

/* =========================================================
   Stats grid (dashboard / results)
   ========================================================= */
.stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-4);
}
.stat {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--space-4);
}
.stat-label { font-size: var(--text-xs); color: var(--color-text-muted); text-transform: uppercase; letter-spacing: 0.05em; font-weight: 600; }
.stat-value { font-size: var(--text-2xl); font-weight: 700; margin-top: var(--space-2); color: var(--color-text); }
.stat-hint  { font-size: var(--text-xs); color: var(--color-text-muted); margin-top: var(--space-1); }
.stat-value.success { color: var(--color-success-fg); }
.stat-value.warn    { color: var(--color-warn-fg); }
.stat-value.danger  { color: var(--color-danger-fg); }

/* =========================================================
   Recommendation banner
   ========================================================= */
.banner {
  padding: var(--space-4) var(--space-5);
  border-radius: var(--radius);
  font-size: var(--text-base);
  line-height: 1.5;
  margin-top: var(--space-4);
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
}
.banner svg { flex-shrink: 0; width: 22px; height: 22px; margin-top: 1px; }
.banner.success { background: var(--color-success-bg); color: var(--color-success-fg); }
.banner.warn    { background: var(--color-warn-bg);    color: var(--color-warn-fg); }
.banner.danger  { background: var(--color-danger-bg);  color: var(--color-danger-fg); }

/* =========================================================
   Resource toggles (calculator)
   ========================================================= */
.resource {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--space-4);
  background: var(--color-surface);
  transition: border-color 0.15s, background 0.15s;
}
.resource + .resource { margin-top: var(--space-3); }
.resource.on {
  border-color: var(--color-accent);
  background: var(--color-accent-soft-2);
}
.resource-head {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  cursor: pointer;
  user-select: none;
  font-weight: 500;
  font-size: var(--text-md);
  color: var(--color-text);
}
.resource-head input[type="checkbox"] {
  width: 20px;
  height: 20px;
  accent-color: var(--color-accent);
  cursor: pointer;
}
.resource-fields {
  display: none;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: var(--space-3);
  margin-top: var(--space-4);
}
.resource.on .resource-fields { display: grid; }

/* =========================================================
   Tree row (calculator)
   ========================================================= */
.tree-row {
  display: grid;
  grid-template-columns: 36px 1fr 1fr auto;
  gap: var(--space-3);
  align-items: end;
  padding: var(--space-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-surface);
}
.tree-row + .tree-row { margin-top: var(--space-2); }
.tree-row .num {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  font-variant-numeric: tabular-nums;
  font-weight: 500;
  padding-bottom: 12px;
}

/* =========================================================
   Modal
   ========================================================= */
.modal {
  position: fixed;
  inset: 0;
  background: rgba(15, 31, 26, 0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 200;
  padding: var(--space-4);
  backdrop-filter: blur(4px);
}
.modal.hidden { display: none; }
.modal-card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 420px;
  max-height: calc(100vh - 32px);
  box-shadow: var(--shadow-lg);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-5) var(--space-6) var(--space-3);
  gap: var(--space-3);
  border-bottom: 1px solid var(--color-border);
}
.modal-header h2 { margin: 0; }
.modal-close {
  background: transparent;
  border: none;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  font-size: 22px;
  line-height: 1;
  flex-shrink: 0;
}
.modal-close:hover { background: var(--color-surface-alt); color: var(--color-text); }
.modal-body {
  padding: var(--space-5) var(--space-6);
  overflow-y: auto;
  flex: 1;
}
.modal-footer {
  padding: var(--space-3) var(--space-6) var(--space-5);
  border-top: 1px solid var(--color-border);
  display: flex;
  gap: var(--space-2);
}
/* Старый модал-лейаут (login) — оставить рабочим */
.modal-card.simple {
  padding: var(--space-6);
  gap: var(--space-4);
}
.modal-card.simple .modal-header,
.modal-card.simple .modal-body,
.modal-card.simple .modal-footer { padding: 0; border: none; }

/* =========================================================
   Toasts
   ========================================================= */
.toast-root {
  position: fixed;
  bottom: var(--space-5);
  left: 50%;
  transform: translateX(-50%);
  z-index: 300;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  pointer-events: none;
  width: calc(100% - 32px);
  max-width: 480px;
}
.toast {
  background: var(--color-text);
  color: white;
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius);
  font-size: var(--text-sm);
  box-shadow: var(--shadow-lg);
  pointer-events: auto;
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.25s ease;
}
.toast.visible { opacity: 1; transform: translateY(0); }
.toast.success { background: var(--color-success-fg); }
.toast.danger  { background: var(--color-danger); }

@media (max-width: 800px) {
  .toast-root { bottom: calc(60px + var(--space-4)); }
}

/* =========================================================
   Filters / chips
   ========================================================= */
.filters {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}
.chip {
  padding: 6px 14px;
  border-radius: 999px;
  border: 1px solid var(--color-border-strong);
  background: var(--color-surface);
  cursor: pointer;
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  transition: all 0.15s ease;
}
.chip:hover { border-color: var(--color-accent); color: var(--color-text); }
.chip.active { background: var(--color-accent); border-color: var(--color-accent); color: white; }

/* =========================================================
   Utilities
   ========================================================= */
.hidden { display: none !important; }
.muted  { color: var(--color-text-muted); }
.small  { font-size: var(--text-xs); color: var(--color-text-muted); }
.flex   { display: flex; }
.flex-1 { flex: 1; }
.gap-2  { gap: var(--space-2); }
.gap-3  { gap: var(--space-3); }
.gap-4  { gap: var(--space-4); }
.center { text-align: center; }
.mt-2   { margin-top: var(--space-2); }
.mt-3   { margin-top: var(--space-3); }
.mt-4   { margin-top: var(--space-4); }
.mt-5   { margin-top: var(--space-5); }

.empty-state {
  text-align: center;
  padding: var(--space-10) var(--space-5);
  color: var(--color-text-muted);
}
.empty-state svg { width: 48px; height: 48px; margin-bottom: var(--space-3); opacity: 0.5; }