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

:root {
  --color-primary: #010753;
  --color-primary-dark: #000533;
  --color-primary-soft: #1a2b8d;
  --color-accent: #049DDD;
  --color-accent-soft: rgba(4, 157, 221, 0.16);
  --color-text: #1f2346;
  --color-muted: #606488;
  --color-muted-soft: rgba(96, 100, 136, 0.55);
  --color-background: #F2F4FD;
  --color-surface: #FFFFFF;
  --color-panel: #F7F8FF;
  --color-border: rgba(1, 7, 83, 0.12);
  --color-border-strong: rgba(1, 7, 83, 0.2);
  --color-shadow: rgba(1, 7, 83, 0.14);
  --color-success: #1F9D55;
  --color-warning: #C27803;
  --color-danger: #B91C1C;
  --radius-lg: 22px;
  --radius-md: 14px;
  --radius-sm: 10px;
  --shadow-soft: 0 16px 48px rgba(1, 7, 83, 0.12);
  --shadow-toolbar: 0 18px 40px rgba(1, 7, 83, 0.10);
  --shadow-floating: 0 24px 54px rgba(1, 7, 83, 0.18);
  --transition-base: all 0.28s ease;
  --font-heading: 'Plus Jakarta Sans', 'Segoe UI', sans-serif;
  --font-body: 'Inter', 'Segoe UI', sans-serif;
}

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

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-body);
  background: radial-gradient(circle at 15% 20%, rgba(4, 157, 221, 0.08), transparent 55%),
              radial-gradient(circle at 85% 0%, rgba(1, 7, 83, 0.08), transparent 52%),
              var(--color-background);
  color: var(--color-text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
a:hover { text-decoration: none; }

img { max-width: 100%; height: auto; display: block; }

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--color-primary-dark);
  margin: 0 0 0.35em;
}

.btn {
  border-radius: var(--radius-sm);
  transition: var(--transition-base);
  font-weight: 600;
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  border: none;
  color: #fff;
  box-shadow: 0 16px 32px rgba(1, 7, 83, 0.22);
}

.btn-primary:hover,
.btn-primary:focus {
  filter: brightness(1.05);
}

.btn-outline-primary {
  color: var(--color-primary);
  border: 2px solid rgba(1, 7, 83, 0.35);
}

.btn-outline-primary:hover { background: var(--color-primary); color: #fff; }

.badge {
  border-radius: 999px;
  letter-spacing: 0.04em;
  font-weight: 600;
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.35rem 0.9rem;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 600;
  background: rgba(4, 157, 221, 0.16);
  color: var(--color-primary);
}

.chip.neutral { background: rgba(1, 7, 83, 0.12); color: var(--color-primary); }

/* Layout */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 72px;
  padding: 0 3.6rem;
  background: rgba(255,255,255,0.96);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(1,7,83,0.08);
  display: flex;
  align-items: center;
  justify-content: space-between;
  z-index: 20;
  box-shadow: 0 12px 28px rgba(1, 7, 83, 0.12);
}

.header .brand {
  display: flex;
  align-items: center;
  gap: 1.2rem;
}

.header .logo {
  width: 74px;
  height: 74px;
  border-radius: 18px;
  padding: 10px;
  background: rgba(4, 157, 221, 0.16);
  object-fit: contain;
}

.header .btn-outline-danger {
  font-weight: 600;
  border-width: 1px;
  padding: 0.5rem 0.95rem;
  border-color: rgba(185, 28, 28, 0.35);
}

.sidebar {
  position: fixed;
  top: 72px;
  left: 0;
  width: 272px;
  height: calc(100vh - 72px);
  background: linear-gradient(185deg, #010753 0%, #021168 45%, rgba(4, 157, 221, 0.92) 100%);
  padding: 2.6rem 1.9rem 2.4rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  box-shadow: 6px 0 30px rgba(0, 0, 0, 0.2);
  color: rgba(255,255,255,0.88);
}

.sidebar a {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  padding: 0.95rem 1.05rem;
  border-radius: var(--radius-sm);
  color: rgba(255,255,255,0.85);
  font-weight: 600;
  transition: var(--transition-base);
}

.sidebar a .fa {
  width: 20px;
  text-align: center;
}

.sidebar a:hover { background: rgba(4, 157, 221, 0.25); color: #fff; }

.sidebar a.active {
  background: rgba(4, 157, 221, 0.32);
  color: #fff;
  box-shadow: inset 0 0 0 1px rgba(255,255,255,0.22);
}

.sidebar .tagline {
  margin-top: auto;
  font-size: 0.8rem;
  color: rgba(255,255,255,0.65);
  letter-spacing: 0.09em;
}

.content {
  margin-left: 272px;
  padding: calc(72px + 4rem) 4.6rem calc(5.6rem + 72px);
  min-height: 100vh;
}

.content > *:first-child { margin-top: 0; }

@media (max-width: 1200px) {
  .sidebar {
    transform: translateX(-100%);
    transition: var(--transition-base);
  }
  .sidebar.open { transform: translateX(0); }
  .content { margin-left: 0; padding: calc(72px + 3.6rem) 2.2rem calc(4.8rem + 72px); }
  .header { padding: 0 1.8rem; }
}

/* Cards & Containers */
.card,
.card-shadow {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(1, 7, 83, 0.08);
  box-shadow: var(--shadow-soft);
  padding: 0;
}

.card-body { padding: 1.8rem 1.9rem; }

.card-header { border-bottom: 1px solid rgba(1, 7, 83, 0.08); background: transparent; padding: 1.4rem 1.9rem; }

.section-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 2.2rem;
}

.section-header .subtitle {
  color: var(--color-muted);
  margin: 0.35rem 0 0;
}

.section-header .chip { background: rgba(4, 157, 221, 0.18); color: var(--color-primary); }

/* Table toolbar */
.table-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 1.2rem;
  align-items: flex-start;
  justify-content: space-between;
  padding: 1.4rem 1.6rem;
  margin: 2.2rem 0 2.4rem;
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(1,7,83,0.08);
  box-shadow: var(--shadow-toolbar);
}

.table-toolbar .toolbar-title {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  color: var(--color-primary);
  font-weight: 600;
  font-size: 1.1rem;
}

.table-toolbar .searchbar {
  position: relative;
  min-width: 240px;
}

.table-toolbar .searchbar .fa {
  position: absolute;
  top: 50%;
  left: 1rem;
  transform: translateY(-50%);
  color: rgba(1, 7, 83, 0.35);
}

.table-toolbar input.form-control {
  padding-left: 2.9rem;
  border-radius: 999px;
  border: 1px solid rgba(1, 7, 83, 0.2);
  background: #fff;
  box-shadow: 0 8px 18px rgba(1, 7, 83, 0.06);
}

.table-toolbar .actions {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.table-toolbar .export-group {
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
}

.csv-btn,
.pdf-btn {
  border-radius: 999px;
  padding: 0.55rem 1.15rem;
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-weight: 600;
  border: 1px solid transparent;
  background: var(--color-accent-soft);
  color: var(--color-primary);
}

.csv-btn { border-color: rgba(31, 157, 85, 0.18); color: var(--color-success); background: rgba(31, 157, 85, 0.12); }
.pdf-btn { border-color: rgba(185, 28, 28, 0.18); color: var(--color-danger); background: rgba(185, 28, 28, 0.12); }

.csv-btn:hover { background: var(--color-success); color: #fff; }
.pdf-btn:hover { background: var(--color-danger); color: #fff; }

.table-responsive {
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  box-shadow: var(--shadow-soft);
  border: 1px solid rgba(1, 7, 83, 0.08);
  overflow: hidden;
}

.table {
  margin: 0;
  border-collapse: collapse;
  width: 100%;
  background: transparent;
}

.table thead {
  background: rgba(1, 7, 83, 0.05);
  text-transform: uppercase;
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  color: var(--color-primary);
}

.table thead th {
  border: none;
  padding: 1.05rem 1.1rem;
}

.table tbody tr { transition: var(--transition-base); }

.table tbody tr:hover { background: rgba(4, 157, 221, 0.08); }

.table tbody td {
  border-top: 1px solid rgba(1, 7, 83, 0.08);
  padding: 1.1rem 1.25rem;
  vertical-align: middle;
  color: rgba(16, 32, 69, 0.92);
}

.table .row-index {
  font-weight: 700;
  color: var(--color-primary);
}

.table-actions {
  display: inline-flex;
  gap: 0.45rem;
}

.table-actions .btn-icon {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  border: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  background: rgba(4, 157, 221, 0.18);
  transition: var(--transition-base);
}

.table-actions .btn-icon:hover {
  background: var(--color-primary);
  color: #fff;
  box-shadow: 0 10px 20px rgba(1,7,83,0.18);
}

.table-actions .btn-icon.danger { color: var(--color-danger); background: rgba(185, 28, 28, 0.12); }
.table-actions .btn-icon.danger:hover { background: var(--color-danger); color:#fff; }
.table-actions .btn-icon.success { color: var(--color-success); background: rgba(31, 157, 85,0.14); }
.table-actions .btn-icon.success:hover { background: var(--color-success); color:#fff; }

.table-summary {
  margin-top: 1.6rem;
  padding-top: 1.25rem;
  border-top: 1px dashed rgba(1, 7, 83, 0.12);
  display: flex;
  flex-wrap: wrap;
  gap: 1.1rem 2.4rem;
  color: var(--color-muted);
}

.table-summary strong { color: var(--color-primary); }

/* Metrics */
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.6rem;
  margin-bottom: 2.6rem;
}

.metric-card {
  position: relative;
  padding: 1.8rem;
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, #ffffff 0%, #f6f8ff 100%);
  border: 1px solid rgba(1, 7, 83, 0.08);
  box-shadow: var(--shadow-soft);
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.metric-card::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  background: linear-gradient(135deg, rgba(1, 7, 83, 0.95), rgba(4, 157, 221, 0.9));
}

.metric-card .label {
  text-transform: uppercase;
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  color: rgba(1, 7, 83, 0.55);
}

.metric-card .value {
  font-size: 2.35rem;
  font-weight: 700;
  color: var(--color-primary);
}

.metric-card .trend {
  font-size: 0.9rem;
  color: var(--color-accent);
}

.mini-chart-grid {
  display: grid;
  gap: 1.25rem;
}

.mini-chart-card {
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, #ffffff 0%, #f4f7ff 100%);
  border: 1px solid rgba(1,7,83,0.08);
  box-shadow: var(--shadow-soft);
}

.mini-chart-card .card-body {
  padding: 1.4rem 1.6rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.mini-chart-card canvas {
  max-height: 150px;
  margin-top: 1.05rem;
}

/* Lists */
.last-loans-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.last-loans-list li {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  padding: 0.9rem 0;
  border-bottom: 1px solid rgba(1, 7, 83, 0.08);
}

.last-loans-list li:last-child { border-bottom: none; }

.last-loans-list .title { font-weight: 600; color: var(--color-primary-dark); }
.last-loans-list .meta { color: rgba(96, 100, 136, 0.75); font-size: 0.85rem; }

/* Toast & modals */
.toast-container {
  position: fixed;
  top: 90px;
  right: 28px;
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
  z-index: 1050;
}

.toast-message {
  min-width: 240px;
  padding: 1rem 1.2rem;
  border-radius: var(--radius-md);
  color: #fff;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-weight: 600;
  box-shadow: var(--shadow-floating);
  opacity: 0;
  transform: translateY(-10px);
  animation: toast-in 0.35s ease forwards;
}

.toast-message.success { background: linear-gradient(135deg, #0B8A4E, #1F9D55); }
.toast-message.error { background: linear-gradient(135deg, #A31621, #B91C1C); }
.toast-message.info { background: linear-gradient(135deg, #010753, #049DDD); }
.toast-message .icon { font-size: 1.1rem; }

@keyframes toast-in { to { opacity: 1; transform: translateY(0); } }
@keyframes toast-out { to { opacity: 0; transform: translateY(-10px); } }

.modal-content {
  border-radius: var(--radius-lg);
  border: none;
  box-shadow: var(--shadow-floating);
}

.modal-header,
.modal-footer { border-color: rgba(1, 7, 83, 0.08); }

.form-control,
.form-select {
  border-radius: 12px;
  border: 1px solid rgba(1,7,83,0.18);
  padding: 0.75rem 0.9rem;
  background: #fff;
  transition: var(--transition-base);
}

.form-control:focus,
.form-select:focus {
  border-color: rgba(4,157,221,0.6);
  box-shadow: 0 0 0 0.25rem rgba(4, 157, 221, 0.18);
}

label.form-label { font-weight: 600; color: var(--color-primary-dark); }

input::placeholder,
textarea::placeholder { color: rgba(75, 75, 75, 0.5); }

/* Footer */
.site {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  width: 100%;
  padding: 1.1rem 0;
  background: linear-gradient(90deg, rgba(1, 7, 83, 0.96), rgba(4, 157, 221, 0.92));
  color: rgba(255,255,255,0.86);
  font-size: 0.85rem;
  display: flex;
  align-items: center;
  justify-content: center;
  letter-spacing: 0.04em;
  z-index: 15;
}

/* Login */
.login-page {
  display: flex;
  min-height: 100vh;
  background: #fff;
}

.login-hero {
  position: relative;
  flex: 2;
  background: linear-gradient(135deg, rgba(1, 7, 83, 0.95), rgba(4, 157, 221, 0.88)),
              url('../img/login-bg.jpg') center/cover no-repeat;
  color: #fff;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 2.8rem 3.2rem;
  overflow: hidden;
}

.login-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 18% 20%, rgba(255,255,255,0.24) 0%, rgba(255,255,255,0) 58%),
              radial-gradient(circle at 85% 85%, rgba(4,157,221,0.35) 0%, rgba(4,157,221,0) 55%);
  opacity: 0.75;
}

.login-hero > * { position: relative; z-index: 2; }

.login-hero .hero-login-title {
  font-size: 2.25rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.login-hero .hero-login-text {
  font-size: 1rem;
  max-width: 420px;
  color: rgba(255,255,255,0.88);
}

.login-hero .hero-login-footer {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.75);
}

.login-header { display: flex; justify-content: space-between; align-items: center; }
.login-header nav a { margin-left: 1.1rem; font-weight: 600; font-size: 0.9rem; }

.login-header img { height: 36px; }

.login-card {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2.6rem;
  background: var(--color-background);
}

.login-card .card {
  width: 100%;
  max-width: 360px;
  padding: 2.1rem 2rem;
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, #ffffff 0%, #f6f8ff 100%);
  border: 1px solid rgba(1,7,83,0.1);
  box-shadow: 0 28px 60px rgba(1, 7, 83, 0.12);
}

.login-card .logo-wrap {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  margin-bottom: 2rem;
}

.login-card .avatar-circle {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(4, 157, 221, 0.16);
  color: var(--color-primary);
  font-size: 1.2rem;
}

.login-card button {
  padding: 0.85rem;
  font-size: 1.05rem;
  font-weight: 600;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  border: none;
  box-shadow: 0 16px 32px rgba(1, 7, 83, 0.2);
}

.login-card button:hover { filter: brightness(1.05); }

.login-card .form-control {
  border-radius: 12px;
  border: 1px solid rgba(1,7,83,0.18);
  padding: 0.75rem 0.9rem;
  background: #fff;
  box-shadow: inset 0 0 0 1px transparent;
}

.login-card .form-control:focus {
  border-color: rgba(4,157,221,0.6);
  box-shadow: 0 0 0 4px rgba(4,157,221,0.18);
}

@media (max-width: 992px) {
  .login-page { flex-direction: column; }
  .login-hero { min-height: 260px; padding: 2.2rem; text-align: center; }
  .login-header nav { display: none; }
  .login-card { padding: 2.2rem; }
}

/* Utilities */
.scroll-area { max-height: 320px; overflow-y: auto; padding-right: 0.6rem; }
.scroll-area::-webkit-scrollbar { width: 6px; }
.scroll-area::-webkit-scrollbar-thumb { background: rgba(1, 7, 83, 0.22); border-radius: 999px; }

@media print {
  .header, .sidebar, .no-print, .toast-container, .site { display: none !important; }
  .content { margin: 0; padding: 0; }
  .card, .table-responsive { box-shadow: none; border: 1px solid #ccc; }
}