:root {
  --bg: #0a1016;
  --bg-deep: #06090d;
  --card: #151b24;
  --card-edge: #1f2733;
  --ink: #e6edf6;
  --muted: #8b98ad;
  --accent: #14c8a2;
  --accent-2: #29d3ff;
  --border: #2a3342;
  --safe-top: env(safe-area-inset-top);
  --safe-bottom: env(safe-area-inset-bottom);
}

* {
  box-sizing: border-box;
}

html,
body {
  width: 100%;
  min-height: 100%;
}

body {
  margin: 0;
  font-family: "Space Grotesk", "IBM Plex Sans", "Segoe UI", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(900px 500px at 15% 10%, rgba(20, 200, 162, 0.12), transparent 60%),
    radial-gradient(800px 500px at 85% 10%, rgba(41, 211, 255, 0.1), transparent 60%),
    linear-gradient(120deg, var(--bg-deep), var(--bg));
  background-color: var(--bg-deep) !important;
}

body::before {
  content: "";
  position: fixed;
  inset: -100px;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 36px 36px;
  mask-image: radial-gradient(circle at center, rgba(0, 0, 0, 0.8), transparent 70%);
  pointer-events: none;
  z-index: 0;
}

main,
nav,
footer,
.container,
.container-fluid,
.app-shell,
.sidebar,
.content,
.topbar,
.main-container {
  position: relative;
  z-index: 1;
}

h1,
h2,
h3,
h4,
h5 {
  color: var(--ink);
}

a {
  color: var(--accent) !important;
}

.bg-dark {
  background: linear-gradient(180deg, #121826, #0e141f 60%, #0b111b) !important;
  border-bottom: 1px solid var(--border);
}

.navbar {
  backdrop-filter: blur(8px);
}

.navbar-brand {
  color: #cffff3 !important;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.nav-link {
  color: #d7e6ff !important;
  border: 1px solid transparent;
  border-radius: 10px;
  padding: 8px 12px !important;
}

.nav-link:hover,
.nav-link:focus {
  background: #141c2b;
  border-color: #1f2b3f;
}

.btn-primary,
button.btn-primary,
.btn-success,
button.btn-success {
  --bs-btn-color: #06251f !important;
  --bs-btn-bg: var(--accent) !important;
  --bs-btn-border-color: var(--accent) !important;
  --bs-btn-hover-color: #06251f !important;
  --bs-btn-hover-bg: #19d7a9 !important;
  --bs-btn-hover-border-color: #19d7a9 !important;
  --bs-btn-active-bg: #13b792 !important;
  --bs-btn-active-border-color: #13b792 !important;
  font-weight: 700;
}

.btn-outline-light {
  --bs-btn-color: #d7e6ff !important;
  --bs-btn-border-color: #2a3a56 !important;
  --bs-btn-hover-bg: #162338 !important;
  --bs-btn-hover-border-color: #3a4a67 !important;
}

.alert {
  border: 1px solid var(--border);
  background: #121a27;
  color: var(--ink);
}

.module-page {
  width: 100%;
  display: grid;
  gap: 14px;
}

.module-page > h1 {
  margin: 0;
  color: var(--accent);
  font-size: clamp(1.35rem, 2.5vw, 2rem);
}

.module-page > p {
  color: var(--muted);
  margin: 0;
}

.module-page form {
  background: var(--card);
  border: 1px solid var(--card-edge);
  border-radius: 14px;
  padding: 16px;
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.3);
}

.module-page .table-responsive {
  background: var(--card);
  border: 1px solid var(--card-edge);
  border-radius: 14px;
  padding: 8px 10px;
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.28);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.table {
  width: 100%;
  margin-bottom: 0;
}

.table > :not(caption) > * > * {
  background: transparent;
  color: var(--ink);
  border-bottom-color: var(--border);
  vertical-align: middle;
}

.table > thead th,
.table_header th {
  color: var(--muted) !important;
  background: transparent !important;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-size: 0.74rem;
  font-weight: 600;
}

.table-striped > tbody > tr:nth-of-type(odd) > * {
  background: rgba(255, 255, 255, 0.015);
  color: var(--ink) !important;
}

.table th,
.table td {
  white-space: nowrap;
  padding: 0.7rem;
}

.table tbody td,
.table tbody th {
  color: var(--ink) !important;
}

label,
.form-label {
  color: #9fb0c9;
  font-weight: 600;
  font-size: 0.9rem;
}

.form-control,
.form-select,
input,
select,
textarea {
  border: 1px solid var(--border) !important;
  background: #101622 !important;
  color: var(--ink) !important;
  border-radius: 10px !important;
}

.form-control::placeholder,
input::placeholder,
textarea::placeholder {
  color: #5f6b7f;
}

.form-control:focus,
.form-select:focus,
input:focus,
select:focus,
textarea:focus {
  border-color: var(--accent) !important;
  box-shadow: 0 0 0 0.2rem rgba(20, 200, 162, 0.15) !important;
}

.text-danger {
  color: #ff8f9f !important;
}

.text-warning {
  color: #f4c36b !important;
}

.fc .fc-button-primary {
  color: #06251f !important;
  background: var(--accent) !important;
  border-color: var(--accent) !important;
}

.fc-toolbar-title,
.fc-daygrid-day-number,
.fc-daygrid-day-name,
.fc-col-header-cell {
  color: var(--accent) !important;
}

.fc-daygrid-day.fc-day-today {
  background-color: rgba(20, 200, 162, 0.08) !important;
}

#calendar {
  background: var(--card);
  border: 1px solid var(--card-edge);
  border-radius: 14px;
  padding: 8px;
}

.calendar-shell {
  border: 1px solid var(--card-edge);
  border-radius: 16px;
  background: linear-gradient(180deg, #141b27, #111722);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.3);
  padding: 8px;
}

#calendar .fc-toolbar {
  gap: 8px;
  flex-wrap: wrap;
}

#calendar .fc-toolbar-title {
  font-size: clamp(1rem, 2.2vw, 1.35rem);
  font-weight: 700;
  letter-spacing: 0.01em;
}

#calendar .fc-button {
  border-radius: 10px !important;
  border: 1px solid #2a3b58 !important;
  box-shadow: none !important;
  font-weight: 600 !important;
}

#calendar .fc-button:hover {
  filter: brightness(1.05);
}

#calendar .fc-col-header-cell-cushion {
  color: #9fb0c9 !important;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.8rem;
}

#calendar .fc-daygrid-day-frame {
  min-height: 92px;
}

#calendar .fc-daygrid-day-number {
  color: #d4e2f6 !important;
  font-weight: 600;
}

#calendar .fc-daygrid-day.fc-day-today {
  background: rgba(20, 200, 162, 0.1) !important;
}

#calendar .fc-event {
  border: 0 !important;
  border-radius: 8px !important;
  padding: 2px 6px !important;
  font-size: 0.76rem !important;
  font-weight: 600 !important;
}

#calendar .fc-list {
  border: 0;
}

#calendar .fc-list-day-cushion {
  background: rgba(255, 255, 255, 0.03);
}

footer {
  border-top: 1px solid var(--border);
  background: linear-gradient(180deg, #0f1520, #0b111b) !important;
  color: #9fb0c9 !important;
}

.modal-backdrop.show {
  opacity: 0.62;
  background: rgba(4, 8, 12, 0.86);
  backdrop-filter: blur(3px);
}

.modal-content {
  background: linear-gradient(180deg, #151c27, #111722) !important;
  border: 1px solid #253043 !important;
  border-radius: 14px !important;
  color: var(--ink);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
}

.modal-header,
.modal-footer {
  border-color: var(--border) !important;
  background: transparent;
}

.modal-title {
  color: var(--accent);
  font-weight: 700;
}

.modal-body {
  color: var(--ink);
}

.modal .btn-close {
  filter: invert(86%) sepia(13%) saturate(376%) hue-rotate(185deg) brightness(101%) contrast(96%);
  opacity: 0.85;
}

.modal .btn-close:hover {
  opacity: 1;
}

#logo_login {
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(90deg, var(--accent), #19d7a9);
  color: #06251f !important;
  border-radius: 14px;
  font-size: clamp(1.4rem, 4vw, 1.9rem);
  font-weight: 800;
  margin: 0 0 12px;
  min-height: 82px;
}

.login-page {
  min-height: 100vh;
  min-height: 100dvh;
  display: grid;
  place-items: center;
  padding: calc(20px + var(--safe-top)) 16px calc(20px + var(--safe-bottom));
}

.login-card {
  width: min(420px, 100%);
  border-radius: 18px;
  background: linear-gradient(180deg, #151c27, #111722) !important;
  border: 1px solid #253043;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.45);
}

.login-brand-icon {
  width: 44px;
  height: 44px;
}

@media (max-width: 820px) {
  .container-fluid.px-3 {
    padding-left: 12px !important;
    padding-right: 12px !important;
  }

  .navbar .container-fluid {
    align-items: flex-start;
  }

  .navbar-collapse {
    margin-top: 10px;
    border-top: 1px solid var(--border);
    padding-top: 10px;
  }

  .module-page form {
    padding: 12px;
  }

  .module-page .btn {
    width: 100%;
  }

  .table,
  .table thead,
  .table tbody,
  .table th,
  .table td,
  .table tr {
    display: block;
  }

  .table thead {
    display: none;
  }

  .table tbody tr {
    border: 1px solid var(--border);
    border-radius: 12px;
    margin-bottom: 10px;
    padding: 10px;
    background: #0f1520;
  }

  .table tbody td {
    border: none !important;
    border-bottom: 1px dashed rgba(255, 255, 255, 0.07) !important;
    padding: 8px 0 !important;
    white-space: normal;
    display: grid;
    grid-template-columns: 110px 1fr;
    gap: 10px;
    align-items: center;
    word-break: break-word;
  }

  .table tbody td:last-child {
    border-bottom: none !important;
  }

  .table tbody td::before {
    content: attr(data-label);
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-size: 0.68rem;
    font-weight: 600;
  }

  .login-page {
    place-items: start center;
    padding-top: calc(12px + var(--safe-top));
  }

  .login-card {
    width: 100%;
    padding: 20px !important;
  }

  .login-brand-icon {
    width: 40px;
    height: 40px;
  }

  .modal-dialog {
    margin: 8px;
  }

  .modal-content {
    min-height: calc(100dvh - 16px);
    border-radius: 12px !important;
  }
}

.app-shell {
  display: flex;
  min-height: 100vh;
  width: 100%;
  position: relative;
  z-index: 1;
  align-items: stretch;
  overflow-x: clip;
}

.sidebar {
  flex: 0 0 248px;
  padding: calc(20px + var(--safe-top)) 16px 20px;
  border-right: 1px solid var(--border);
  background: linear-gradient(180deg, #121826, #0e141f 60%, #0b111b);
  backdrop-filter: blur(8px);
  position: sticky;
  top: 0;
  height: 100vh;
  transition: width 220ms ease, padding 220ms ease, transform 200ms ease;
  z-index: 20;
}

.sidebar-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(5, 8, 12, 0.55);
  opacity: 0;
  pointer-events: none;
  transition: opacity 180ms ease;
  z-index: 1000;
}

.sidebar-backdrop.is-open {
  opacity: 1;
  pointer-events: auto;
}

.sidebar-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 18px;
}

.brand-block {
  display: flex;
  align-items: center;
  gap: 10px;
}

.brand-mark {
  width: 34px;
  height: 34px;
  flex: 0 0 34px;
}

.brand-copy {
  display: grid;
  gap: 2px;
}

.brand-title {
  font-weight: 700;
  letter-spacing: 0.02em;
  color: #3de8c4;
  font-size: 0.92rem;
}

.brand-sub {
  font-size: 0.62rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: #7f8da6;
}

.sidebar-toggle {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  border: 1px solid #20304a;
  background: linear-gradient(180deg, #1a2232, #141b28);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #b9c7de;
  cursor: pointer;
}

.sidebar-toggle .icon {
  width: 16px;
  height: 16px;
  stroke: #cfe1ff;
  stroke-width: 2.4;
  fill: none;
}

.app-nav {
  display: grid;
  gap: 8px;
}

.app-nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: #c8d5ea !important;
  padding: 12px;
  border-radius: 12px;
  border: 1px solid transparent;
  font-weight: 600;
  font-size: 0.95rem;
}

.app-nav-icon {
  width: 18px;
  height: 18px;
  flex: 0 0 18px;
  stroke: #23d7b5;
  stroke-width: 2;
  fill: none;
}

.app-nav-item.active .app-nav-icon {
  stroke: #3bf5cf;
}

.app-nav-item:hover {
  background: #141c2b;
  border-color: #1f2b3f;
}

.app-nav-item.active {
  background: #1b2332;
  border-color: #243148;
  color: #ffffff !important;
}

.sidebar.is-collapsed {
  flex-basis: 76px;
  padding: 20px 10px;
}

.sidebar.is-collapsed .brand-copy,
.sidebar.is-collapsed .brand-mark,
.sidebar.is-collapsed .app-nav-label {
  display: none;
}

.sidebar.is-collapsed .sidebar-top {
  justify-content: center;
}

.sidebar.is-collapsed .sidebar-toggle {
  transform: rotate(180deg);
}

.sidebar.is-collapsed .app-nav-item {
  justify-content: center;
  padding: 11px;
}


.logout {
  margin-top: 16px;
}

.content {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  flex: 1 1 auto;
  width: 100%;
  min-width: 0;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: calc(16px + var(--safe-top)) 24px 16px;
  border-bottom: 1px solid var(--border);
  background: rgba(15, 20, 28, 0.9);
  backdrop-filter: blur(8px);
  position: sticky;
  top: 0;
  z-index: 10;
  width: 100%;
}

.mobile-menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  border: 1px solid rgba(20, 200, 162, 0.6);
  background: linear-gradient(180deg, rgba(20, 200, 162, 0.18), rgba(20, 200, 162, 0.05));
  align-items: center;
  justify-content: center;
  color: var(--accent);
  cursor: pointer;
}

.mobile-menu-toggle .icon {
  width: 20px;
  height: 20px;
  stroke: currentColor;
  stroke-width: 2;
  fill: none;
}

.page-title-wrap {
  display: grid;
  gap: 4px;
}

.page-title {
  font-weight: 700;
  color: var(--accent);
}

.page-subtitle {
  color: var(--muted);
  font-size: 0.88rem;
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.user-pill {
  padding: 6px 10px;
  border-radius: 12px;
  background: #12202a;
  color: var(--accent);
  font-weight: 700;
  font-size: 0.85rem;
}

.main-container {
  width: 100%;
  max-width: 100%;
}

body.is-drawer-open {
  overflow: hidden;
}

@media (max-width: 820px) {
  .app-shell {
    flex-direction: column;
  }

  .mobile-menu-toggle {
    display: inline-flex;
  }

  .sidebar-toggle {
    display: none;
  }

  .sidebar {
    position: fixed;
    left: 0;
    top: 0;
    height: 100vh;
    transform: translateX(-100%);
    z-index: 1001;
    width: min(84vw, 300px);
    max-width: min(84vw, 300px);
    overflow-y: auto;
    padding-bottom: calc(18px + var(--safe-bottom));
    box-shadow: 16px 0 34px rgba(0, 0, 0, 0.45);
  }

  .sidebar.is-open {
    transform: translateX(0);
  }

  .topbar {
    padding-left: 66px;
    gap: 10px;
  }

  .topbar-actions {
    display: none;
  }

  .mobile-menu-toggle {
    position: fixed;
    top: calc(12px + var(--safe-top));
    left: 12px;
    z-index: 1100;
    box-shadow: 0 10px 24px rgba(0, 0, 0, 0.35);
  }

  body.is-drawer-open .mobile-menu-toggle {
    opacity: 0;
    pointer-events: none;
  }

  .calendar-shell {
    padding: 6px;
  }

  #calendar .fc-toolbar-title {
    width: 100%;
    text-align: left;
  }

  #calendar .fc-toolbar-chunk {
    width: 100%;
    display: flex;
    justify-content: space-between;
  }

  #calendar .fc-daygrid-day-frame {
    min-height: 70px;
  }
}