@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

:root {
  --amber:       #F59E0B;
  --amber-hover: #D97706;
  --amber-light: #FEF3C7;
  --amber-dark:  #92400E;
  --bg:          #F3F4F6;
  --surface:     #FFFFFF;
  --text:        #111827;
  --text-muted:  #6B7280;
  --border:      #E5E7EB;
  --green:       #10B981;
  --red:         #EF4444;
  --radius:      10px;
  --shadow:      0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.05);
  --shadow-md:   0 4px 12px rgba(0,0,0,.08);
}

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

body {
  font-family: 'Inter', system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
  min-height: 100vh;
}

/* ── Header ─────────────────────────────────────────────────── */
.header {
  background: linear-gradient(135deg, #1C1917 0%, #292524 100%);
  color: #fff;
  padding: 0 24px;
  display: flex;
  align-items: center;
  height: 60px;
  gap: 16px;
  box-shadow: 0 2px 8px rgba(0,0,0,.2);
}

.header-logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.header-logo svg { flex-shrink: 0; }

.header-title {
  font-size: 16px;
  font-weight: 600;
  color: #fff;
}

.header-subtitle {
  font-size: 12px;
  color: var(--amber);
  font-weight: 500;
}

.header-spacer { flex: 1; }

.header-user {
  font-size: 13px;
  color: #D1D5DB;
}

.btn-logout {
  background: transparent;
  border: 1px solid #4B5563;
  color: #D1D5DB;
  padding: 5px 12px;
  border-radius: 6px;
  font-size: 13px;
  cursor: pointer;
  transition: all .15s;
}
.btn-logout:hover { border-color: var(--amber); color: var(--amber); }

/* ── Main layout ─────────────────────────────────────────────── */
.main { max-width: 1280px; margin: 0 auto; padding: 24px 20px 48px; }

.page-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
  font-size: 13px;
  color: var(--text-muted);
}

.btn-refresh {
  display: flex;
  align-items: center;
  gap: 6px;
  background: var(--amber);
  color: #fff;
  border: none;
  border-radius: 7px;
  padding: 7px 14px;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: background .15s;
}
.btn-refresh:hover { background: var(--amber-hover); }
.btn-refresh:disabled { opacity: .6; cursor: not-allowed; }
.btn-refresh svg { animation: none; }
.btn-refresh.loading svg { animation: spin .8s linear infinite; }

@keyframes spin { to { transform: rotate(360deg); } }

/* ── Section headers ────────────────────────────────────────── */
.section-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: .06em;
  margin-bottom: 12px;
}

/* ── KPI Cards ──────────────────────────────────────────────── */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 12px;
  margin-bottom: 28px;
}

@media (max-width: 1100px) {
  .kpi-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 600px) {
  .kpi-grid { grid-template-columns: repeat(2, 1fr); }
}

.kpi-card {
  background: var(--surface);
  border-radius: var(--radius);
  padding: 14px 16px;
  box-shadow: var(--shadow);
  border-top: 3px solid var(--border);
}
.kpi-card.primary { border-top-color: var(--amber); }
.kpi-card.green   { border-top-color: var(--green); }
.kpi-card.red     { border-top-color: var(--red); }
.kpi-card.orange  { border-top-color: #FB923C; }
.kpi-card.blue    { border-top-color: #3B82F6; }

.kpi-label {
  font-size: 12px;
  font-weight: 500;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: .05em;
  margin-bottom: 6px;
}

.kpi-value {
  font-size: 26px;
  font-weight: 700;
  line-height: 1.1;
  color: var(--text);
}

.kpi-sub {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 4px;
}

/* ── Customer tabs ──────────────────────────────────────────── */
.customer-tabs {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: 0 24px;
  display: flex;
  gap: 4px;
}
.tab-btn {
  padding: 12px 20px;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  cursor: pointer;
  transition: color .15s, border-color .15s;
  margin-bottom: -1px;
}
.tab-btn:hover { color: var(--text); }
.tab-btn.active { color: var(--amber); border-bottom-color: var(--amber); }

/* ── Two-column section ─────────────────────────────────────── */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 28px;
}
.two-col.single { grid-template-columns: 1fr; }
@media (max-width: 900px) { .two-col { grid-template-columns: 1fr; } }

/* ── Cards ─────────────────────────────────────────────────── */
.card {
  background: var(--surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.card-header {
  padding: 16px 20px 12px;
  border-bottom: 1px solid var(--border);
  font-size: 15px;
  font-weight: 600;
}

.card-body { padding: 16px 20px; }

/* ── Milestone bar ──────────────────────────────────────────── */
.milestone-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 6px 0;
  border-bottom: 1px solid var(--border);
  cursor: pointer;
  user-select: none;
}
.milestone-row:last-child { border-bottom: none; }
.milestone-row:hover { background: #FAFAFA; margin: 0 -20px; padding-left: 20px; padding-right: 20px; }

.milestone-label {
  width: 180px;
  flex-shrink: 0;
  font-size: 13px;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 6px;
}

.milestone-label .expand-icon {
  color: var(--text-muted);
  font-size: 10px;
  transition: transform .2s;
}

.milestone-label.expanded .expand-icon { transform: rotate(90deg); }

.milestone-bar-wrap {
  flex: 1;
  height: 14px;
  background: #F3F4F6;
  border-radius: 7px;
  overflow: hidden;
}

.milestone-bar {
  height: 100%;
  background: var(--amber);
  border-radius: 7px;
  transition: width .4s ease;
}

.milestone-count {
  width: 36px;
  text-align: right;
  font-size: 13px;
  font-weight: 600;
}

/* ── Accordion (L2 / Inaktive) ──────────────────────────────── */
.accordion-body {
  display: none;
  background: #FAFAFA;
  border-top: 1px solid var(--border);
  padding: 10px 20px 10px 40px;
}
.accordion-body.open { display: block; }

.sub-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 4px 0;
}
.sub-label {
  width: 160px;
  flex-shrink: 0;
  font-size: 12px;
  color: var(--text-muted);
}
.sub-bar-wrap {
  flex: 1;
  height: 8px;
  background: #E5E7EB;
  border-radius: 4px;
  overflow: hidden;
}
.sub-bar {
  height: 100%;
  background: #FCD34D;
  border-radius: 4px;
  transition: width .4s ease;
}
.sub-count {
  width: 28px;
  text-align: right;
  font-size: 12px;
  color: var(--text-muted);
  font-weight: 500;
}

/* ── Inaktive list ──────────────────────────────────────────── */
.inaktiv-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 5px 0;
  border-bottom: 1px solid var(--border);
}
.inaktiv-row:last-child { border-bottom: none; }

.inaktiv-label {
  flex: 1;
  font-size: 13px;
}
.inaktiv-bar-wrap {
  width: 100px;
  height: 10px;
  background: #F3F4F6;
  border-radius: 5px;
  overflow: hidden;
}
.inaktiv-bar {
  height: 100%;
  background: #FB923C;
  border-radius: 5px;
}
.inaktiv-count {
  width: 28px;
  text-align: right;
  font-size: 13px;
  font-weight: 600;
}

/* ── History chart ──────────────────────────────────────────── */
.history-card {
  background: var(--surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 20px;
  margin-bottom: 28px;
}
.history-card canvas { max-height: 260px; }

/* ── Login page ─────────────────────────────────────────────── */
.login-page {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background: linear-gradient(135deg, #1C1917 0%, #292524 60%, #44403C 100%);
}

.login-box {
  background: var(--surface);
  border-radius: 14px;
  padding: 40px 40px 36px;
  width: 100%;
  max-width: 380px;
  box-shadow: 0 20px 60px rgba(0,0,0,.35);
}

.login-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 28px;
}

.login-heading {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 4px;
}

.login-sub {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 24px;
}

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

.form-label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  margin-bottom: 6px;
}

.form-input {
  width: 100%;
  padding: 10px 12px;
  border: 1.5px solid var(--border);
  border-radius: 7px;
  font-size: 14px;
  font-family: inherit;
  outline: none;
  transition: border-color .15s;
}
.form-input:focus { border-color: var(--amber); }

.btn-primary {
  width: 100%;
  background: var(--amber);
  color: #fff;
  border: none;
  border-radius: 8px;
  padding: 11px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: background .15s;
  margin-top: 8px;
}
.btn-primary:hover { background: var(--amber-hover); }
.btn-primary:disabled { opacity: .6; cursor: not-allowed; }

.login-error {
  background: #FEE2E2;
  color: #991B1B;
  border-radius: 7px;
  padding: 10px 14px;
  font-size: 13px;
  margin-top: 14px;
  display: none;
}
.login-error.visible { display: block; }

/* ── Loading state ─────────────────────────────────────────── */
.skeleton {
  background: linear-gradient(90deg, #F3F4F6 25%, #E5E7EB 50%, #F3F4F6 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: 4px;
}
@keyframes shimmer { 0% { background-position: 200% 0; } 100% { background-position: -200% 0; } }

.badge {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  padding: 2px 7px;
  border-radius: 12px;
  background: var(--amber-light);
  color: var(--amber-dark);
}