/* PlusCode Invoicing — Main Stylesheet */
/* Colors: Teal #00D4AA | Dark #222222 | Off-White #F5F5F2 | White #FFFFFF */

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

:root {
  --teal:    #00D4AA;
  --dark:    #222222;
  --bg:      #F5F5F2;
  --white:   #FFFFFF;
  --gray:    #888888;
  --light:   #E8E8E4;
  --danger:  #E74C3C;
  --warning: #E5A022;
  --info:    #4A90D9;
  --sidebar-w: 220px;
  --radius: 8px;
}

html, body {
  margin: 0; padding: 0;
  font-family: 'DM Sans', sans-serif;
  background: var(--bg);
  color: var(--dark);
  font-size: 15px;
}

/* ── App Shell ─────────────────────────────────── */
.app-shell {
  display: flex;
  min-height: 100vh;
}

/* ── Sidebar ───────────────────────────────────── */
.sidebar {
  width: var(--sidebar-w);
  background: var(--dark);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  position: fixed;
  top: 0; left: 0; bottom: 0;
  overflow-y: auto;
  z-index: 100;
}

.sidebar-logo {
  padding: 24px 20px 20px;
  border-bottom: 1px solid rgba(255,255,255,.1);
}

.sidebar-logo img {
  height: 32px;
}

.sidebar-nav {
  list-style: none;
  margin: 12px 0 0;
  padding: 0;
}

.sidebar-nav li a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 20px;
  color: rgba(255,255,255,.7);
  text-decoration: none;
  font-family: 'Oswald', sans-serif;
  font-size: 14px;
  letter-spacing: .5px;
  transition: background .15s, color .15s;
}

.sidebar-nav li a:hover,
.sidebar-nav li a.active {
  background: rgba(0,212,170,.12);
  color: var(--teal);
}

.nav-icon {
  font-size: 16px;
  width: 20px;
  text-align: center;
  flex-shrink: 0;
}

/* ── Main Content ──────────────────────────────── */
.main-content {
  margin-left: var(--sidebar-w);
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* ── Topbar ────────────────────────────────────── */
.topbar {
  background: var(--white);
  border-bottom: 1px solid var(--light);
  padding: 0 32px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 50;
}

.topbar-title {
  font-family: 'Oswald', sans-serif;
  font-size: 18px;
  font-weight: 500;
  letter-spacing: .5px;
}

.topbar-user {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 14px;
  color: var(--gray);
}

.topbar-logout {
  color: var(--gray);
  text-decoration: none;
  font-size: 13px;
}
.topbar-logout:hover { color: var(--danger); }

/* ── Page Body ─────────────────────────────────── */
.page-body {
  padding: 28px 32px;
  flex: 1;
}

/* ── Cards ─────────────────────────────────────── */
.card {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: 0 1px 4px rgba(0,0,0,.07);
  padding: 24px;
  margin-bottom: 20px;
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.card-title {
  font-family: 'Oswald', sans-serif;
  font-size: 16px;
  font-weight: 500;
  letter-spacing: .4px;
  margin: 0;
}

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

.stat-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 20px 24px;
  box-shadow: 0 1px 4px rgba(0,0,0,.07);
}

.stat-card .stat-label {
  font-size: 12px;
  font-family: 'Oswald', sans-serif;
  letter-spacing: .8px;
  text-transform: uppercase;
  color: var(--gray);
  margin: 0 0 6px;
}

.stat-card .stat-value {
  font-family: 'Oswald', sans-serif;
  font-size: 28px;
  font-weight: 600;
  color: var(--dark);
  line-height: 1;
}

.stat-card.teal .stat-value { color: var(--teal); }
.stat-card.danger .stat-value { color: var(--danger); }

/* ── Tables ────────────────────────────────────── */
.table-wrap {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

thead th {
  font-family: 'Oswald', sans-serif;
  font-weight: 500;
  font-size: 12px;
  letter-spacing: .6px;
  text-transform: uppercase;
  color: var(--gray);
  padding: 10px 12px;
  text-align: left;
  border-bottom: 2px solid var(--light);
  white-space: nowrap;
}

tbody tr {
  border-bottom: 1px solid var(--light);
  transition: background .1s;
}

tbody tr:hover { background: #fafaf8; }

tbody td {
  padding: 12px;
  vertical-align: middle;
}

tbody td a {
  color: var(--dark);
  text-decoration: none;
  font-weight: 500;
}
tbody td a:hover { color: var(--teal); }

/* ── Badges ────────────────────────────────────── */
.badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 11px;
  font-family: 'Oswald', sans-serif;
  font-weight: 600;
  letter-spacing: .5px;
  text-transform: uppercase;
  color: #fff;
  white-space: nowrap;
}

/* ── Buttons ───────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 9px 18px;
  border-radius: 6px;
  border: none;
  cursor: pointer;
  font-family: 'Oswald', sans-serif;
  font-size: 14px;
  font-weight: 500;
  letter-spacing: .4px;
  text-decoration: none;
  transition: opacity .15s, transform .1s;
  white-space: nowrap;
  line-height: 1;
}
.btn:hover { opacity: .88; }
.btn:active { transform: scale(.98); }

.btn-primary   { background: var(--teal);   color: var(--dark); }
.btn-dark      { background: var(--dark);   color: var(--white); }
.btn-outline   { background: transparent; border: 1.5px solid var(--dark); color: var(--dark); }
.btn-danger    { background: var(--danger); color: #fff; }
.btn-sm        { padding: 6px 12px; font-size: 12px; }
.btn-ghost     { background: #fff; color: var(--gray); border: 1.5px solid var(--light); }

/* ── Forms ─────────────────────────────────────── */
.form-group {
  margin-bottom: 18px;
}

label {
  display: block;
  font-family: 'Oswald', sans-serif;
  font-size: 12px;
  letter-spacing: .5px;
  text-transform: uppercase;
  color: var(--gray);
  margin-bottom: 6px;
}

input[type="text"],
input[type="email"],
input[type="number"],
input[type="date"],
input[type="password"],
select,
textarea {
  width: 100%;
  padding: 9px 12px;
  border: 1.5px solid var(--light);
  border-radius: 6px;
  font-family: 'DM Sans', sans-serif;
  font-size: 14px;
  color: var(--dark);
  background: var(--white);
  transition: border-color .15s;
  outline: none;
}

input:focus,
select:focus,
textarea:focus {
  border-color: var(--teal);
  box-shadow: 0 0 0 3px rgba(0,212,170,.12);
}

textarea { resize: vertical; min-height: 80px; }

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-row-3 {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 16px;
}

.form-actions {
  display: flex;
  gap: 10px;
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--light);
}

/* ── Page Header ───────────────────────────────── */
.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
}

.page-header h1 {
  font-family: 'Oswald', sans-serif;
  font-size: 22px;
  font-weight: 500;
  margin: 0;
}

/* ── Filters / Search bar ──────────────────────── */
.filter-bar {
  display: flex;
  gap: 10px;
  margin-bottom: 16px;
  flex-wrap: wrap;
  align-items: flex-end;
}

.filter-bar input,
.filter-bar select {
  width: auto;
  min-width: 160px;
}

/* ── Alerts ────────────────────────────────────── */
.alert {
  padding: 12px 16px;
  border-radius: 6px;
  margin-bottom: 20px;
  font-size: 14px;
}
.alert-success { background: rgba(0,212,170,.12); border-left: 4px solid var(--teal);  color: #006650; }
.alert-error   { background: rgba(231,76,60,.10);  border-left: 4px solid var(--danger); color: #8b1a10; }
.alert-info    { background: rgba(74,144,217,.10);  border-left: 4px solid var(--info);   color: #1a4a7a; }

/* ── Invoice Detail ────────────────────────────── */
.invoice-meta-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.invoice-meta-item label {
  margin-bottom: 2px;
  font-size: 11px;
}
.invoice-meta-item .value {
  font-size: 15px;
  font-weight: 500;
}

.line-items-table th,
.line-items-table td {
  padding: 10px 12px;
}

.totals-block {
  margin-top: 12px;
  text-align: right;
}

.totals-block .total-row {
  display: flex;
  justify-content: flex-end;
  gap: 32px;
  font-size: 14px;
  padding: 4px 0;
}

.totals-block .total-row.grand {
  font-family: 'Oswald', sans-serif;
  font-size: 18px;
  font-weight: 600;
  border-top: 2px solid var(--dark);
  margin-top: 6px;
  padding-top: 8px;
}

/* ── Line Items Editor ─────────────────────────── */
#line-items-body tr td:last-child {
  text-align: right;
}

.li-remove {
  background: none;
  border: none;
  color: var(--danger);
  cursor: pointer;
  font-size: 18px;
  line-height: 1;
  padding: 0 4px;
}

/* ── Payment Plan ──────────────────────────────── */
.plan-row {
  display: grid;
  grid-template-columns: auto 1fr 1fr auto;
  gap: 12px;
  align-items: center;
  padding: 10px 0;
  border-bottom: 1px solid var(--light);
}

/* ── Login Page ────────────────────────────────── */
.login-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--dark);
}

.login-box {
  background: var(--white);
  border-radius: var(--radius);
  padding: 48px 40px;
  width: 100%;
  max-width: 400px;
  box-shadow: 0 8px 40px rgba(0,0,0,.3);
}

.login-box .login-logo {
  text-align: center;
  margin-bottom: 32px;
}

.login-box .login-logo img {
  height: 40px;
}

.login-box h2 {
  font-family: 'Oswald', sans-serif;
  font-size: 20px;
  text-align: center;
  margin: 0 0 28px;
  color: var(--dark);
}

/* ── Client Portal ─────────────────────────────── */
.portal-body {
  background: var(--bg);
  font-family: 'DM Sans', sans-serif;
}

.portal-header {
  background: var(--dark);
  padding: 18px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.portal-header img { height: 32px; }

.portal-header .portal-client {
  color: rgba(255,255,255,.7);
  font-size: 14px;
}

.portal-content {
  max-width: 900px;
  margin: 0 auto;
  padding: 32px 20px;
}

.portal-section-title {
  font-family: 'Oswald', sans-serif;
  font-size: 15px;
  letter-spacing: .6px;
  text-transform: uppercase;
  color: var(--gray);
  margin: 28px 0 12px;
  padding-bottom: 6px;
  border-bottom: 2px solid var(--light);
}

/* ── PDF-only ──────────────────────────────────── */
@media print {
  .sidebar, .topbar, .btn, .form-actions { display: none !important; }
  .main-content { margin-left: 0; }
}

/* ── Tabs ──────────────────────────────────────── */
.tabs {
  display: flex;
  gap: 0;
  border-bottom: 2px solid var(--light);
  margin-bottom: 24px;
}

.tab-btn {
  background: none;
  border: none;
  font-family: 'Oswald', sans-serif;
  font-size: 14px;
  letter-spacing: .4px;
  padding: 10px 20px;
  cursor: pointer;
  color: var(--gray);
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  transition: color .15s, border-color .15s;
}

.tab-btn.active,
.tab-btn:hover {
  color: var(--teal);
  border-bottom-color: var(--teal);
}

.tab-panel { display: none; }
.tab-panel.active { display: block; }

/* ── Misc ──────────────────────────────────────── */
.text-right  { text-align: right; }
.text-center { text-align: center; }
.text-muted  { color: var(--gray); font-size: 13px; }
.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }
.d-flex { display: flex; }
.gap-8  { gap: 8px; }
.gap-12 { gap: 12px; }
.align-center { align-items: center; }
.flex-1 { flex: 1; }
.nowrap { white-space: nowrap; }