:root {
  --ink: #10231f;
  --ink-soft: #3a524c;
  --paper: #f3f6f4;
  --panel: #ffffff;
  --line: #d5e0db;
  --accent: #0f766e;
  --accent-deep: #0b5a54;
  --accent-soft: #d8f3ef;
  --warn: #b45309;
  --danger: #b91c1c;
  --danger-soft: #fee2e2;
  --sidebar: #0d1f1c;
  --sidebar-text: #c9ddd7;
  --topbar: rgba(255, 255, 255, 0.92);
  --shadow: 0 18px 40px rgba(16, 35, 31, 0.08);
  --radius: 14px;
  --font-display: "Outfit", sans-serif;
  --font-body: "IBM Plex Sans", sans-serif;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  font-family: var(--font-body);
  color: var(--ink);
  background:
    radial-gradient(circle at 12% 8%, rgba(15, 118, 110, 0.12), transparent 36%),
    radial-gradient(circle at 88% 0%, rgba(16, 35, 31, 0.08), transparent 28%),
    linear-gradient(180deg, #e8efeb 0%, var(--paper) 48%, #eef3f0 100%);
}

h1,
h2,
h3,
.brand-text strong,
.stat-value {
  font-family: var(--font-display);
  letter-spacing: -0.02em;
}

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

code {
  font-size: 0.92em;
  background: var(--accent-soft);
  padding: 0.1em 0.35em;
  border-radius: 6px;
}

/* ----- Login ----- */
.login-page {
  min-height: 100vh;
}

.login-stage {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
}

.login-hero {
  position: relative;
  overflow: hidden;
  background:
    linear-gradient(145deg, rgba(13, 31, 28, 0.92), rgba(15, 118, 110, 0.72)),
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160' viewBox='0 0 160 160'%3E%3Cpath fill='none' stroke='rgba(255,255,255,0.08)' stroke-width='1' d='M0 80h160M80 0v160'/%3E%3C/svg%3E");
  color: #f5fffc;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 3rem;
}

.login-hero::after {
  content: "";
  position: absolute;
  inset: auto -10% -20% 40%;
  height: 70%;
  background: radial-gradient(circle, rgba(216, 243, 239, 0.35), transparent 65%);
  pointer-events: none;
}

.login-hero-inner {
  position: relative;
  z-index: 1;
  max-width: 28rem;
}

.login-hero h1 {
  margin: 1rem 0 0.5rem;
  font-size: clamp(2.4rem, 4vw, 3.4rem);
}

.login-hero p {
  margin: 0;
  color: rgba(245, 255, 252, 0.82);
  font-size: 1.05rem;
  line-height: 1.6;
}

.login-panel {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
}

.login-form {
  width: min(100%, 26rem);
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: calc(var(--radius) + 4px);
  box-shadow: var(--shadow);
  padding: 2rem;
}

.login-form header h2 {
  margin: 0 0 0.35rem;
  font-size: 1.7rem;
}

.login-form header p {
  margin: 0 0 1.5rem;
  color: var(--ink-soft);
}

/* ----- Shell ----- */
.app-shell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 260px 1fr;
}

.sidebar {
  background: linear-gradient(180deg, #122925 0%, var(--sidebar) 55%, #091614 100%);
  color: var(--sidebar-text);
  display: flex;
  flex-direction: column;
  padding: 1.25rem 1rem;
  position: sticky;
  top: 0;
  height: 100vh;
}

.sidebar-brand {
  display: flex;
  gap: 0.85rem;
  align-items: center;
  padding: 0.5rem 0.65rem 1.25rem;
  border-bottom: 1px solid rgba(201, 221, 215, 0.12);
  margin-bottom: 1rem;
}

.brand-mark {
  display: inline-grid;
  place-items: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 0.8rem;
  background: linear-gradient(135deg, #14b8a6, #0f766e);
  color: #fff;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 0.04em;
}

.brand-mark-lg {
  width: 3.4rem;
  height: 3.4rem;
  font-size: 1rem;
}

.brand-text strong {
  display: block;
  color: #f4fffb;
  font-size: 1.05rem;
}

.brand-text small {
  color: rgba(201, 221, 215, 0.7);
}

.sidebar-nav {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  flex: 1;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 0.85rem;
  border-radius: 0.85rem;
  color: rgba(201, 221, 215, 0.86);
  transition: background 160ms ease, color 160ms ease, transform 160ms ease;
}

.nav-item:hover {
  background: rgba(255, 255, 255, 0.06);
  color: #fff;
}

.nav-item.is-active {
  background: rgba(20, 184, 166, 0.18);
  color: #fff;
  box-shadow: inset 0 0 0 1px rgba(20, 184, 166, 0.35);
}

.nav-icon {
  width: 1.15rem;
  height: 1.15rem;
  flex: 0 0 auto;
}

.sidebar-foot {
  padding: 1rem 0.65rem 0.25rem;
}

.role-pill {
  display: inline-block;
  padding: 0.3rem 0.65rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
}

.workspace {
  min-width: 0;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
  padding: 1rem 1.5rem;
  background: var(--topbar);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(213, 224, 219, 0.9);
}

.topbar-left,
.topbar-right {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.topbar-title h1 {
  margin: 0;
  font-size: 1.35rem;
}

.topbar-title p {
  margin: 0.15rem 0 0;
  color: var(--ink-soft);
  font-size: 0.88rem;
}

.user-chip {
  display: flex;
  align-items: center;
  gap: 0.7rem;
}

.user-chip-btn {
  border: 1px solid transparent;
  background: transparent;
  padding: 0.25rem 0.45rem;
  border-radius: 999px;
  cursor: pointer;
  font: inherit;
  color: inherit;
  text-align: left;
  transition: background 140ms ease, border-color 140ms ease;
}

.user-chip-btn:hover,
.user-chip-btn:focus-visible {
  background: rgba(15, 118, 110, 0.08);
  border-color: var(--line);
  outline: none;
}

.user-avatar {
  width: 2.2rem;
  height: 2.2rem;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: var(--accent-soft);
  color: var(--accent-deep);
  font-family: var(--font-display);
  font-weight: 600;
}

.user-meta strong {
  display: block;
  font-size: 0.92rem;
}

.user-meta small {
  color: var(--ink-soft);
}

body.modal-open {
  overflow: hidden;
}

.modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 80;
  display: grid;
  place-items: center;
  padding: 1rem;
  background: rgba(9, 22, 20, 0.55);
  backdrop-filter: blur(3px);
}

.modal-backdrop[hidden] {
  display: none;
}

.modal {
  width: min(100%, 26rem);
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: calc(var(--radius) + 2px);
  box-shadow: 0 24px 60px rgba(16, 35, 31, 0.28);
  animation: panelIn 200ms ease both;
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.15rem;
  border-bottom: 1px solid var(--line);
}

.modal-header h2 {
  margin: 0;
  font-size: 1.2rem;
}

.modal-close {
  border: 0;
  background: transparent;
  font-size: 1.5rem;
  line-height: 1;
  cursor: pointer;
  color: var(--ink-soft);
}

.modal-body {
  display: grid;
  gap: 0.9rem;
  padding: 1.15rem;
}

.main-panel {
  padding: 1.5rem;
  animation: panelIn 280ms ease both;
}

@keyframes panelIn {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.panel-intro {
  margin-bottom: 1.25rem;
}

.panel-intro h2 {
  margin: 0 0 0.35rem;
  font-size: 1.55rem;
}

.panel-intro p {
  margin: 0;
  color: var(--ink-soft);
  max-width: 48rem;
  line-height: 1.55;
}

.stat-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.stat-tile,
.content-block {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.stat-tile {
  padding: 1.1rem 1.2rem;
}

.stat-label {
  display: block;
  color: var(--ink-soft);
  font-size: 0.82rem;
  margin-bottom: 0.35rem;
}

.stat-value {
  display: block;
  font-size: 1.7rem;
  margin-bottom: 0.25rem;
}

.stat-hint {
  color: var(--ink-soft);
  font-size: 0.8rem;
}

.content-block {
  padding: 1.25rem 1.35rem;
}

.content-block h3 {
  margin: 0 0 0.5rem;
}

.content-block p {
  margin: 0;
  color: var(--ink-soft);
  line-height: 1.55;
}

.panel-empty {
  text-align: center;
  padding: 2.5rem 1rem;
  color: var(--ink-soft);
}

.panel-empty h2,
.panel-empty h3 {
  margin: 0 0 0.4rem;
  color: var(--ink);
}

.plain-list {
  margin: 0;
  padding-left: 1.1rem;
  color: var(--ink-soft);
  line-height: 1.8;
}

.detail-list {
  margin: 0;
  display: grid;
  gap: 0.9rem;
}

.detail-list div {
  display: grid;
  grid-template-columns: 10rem 1fr;
  gap: 0.75rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--line);
}

.detail-list dt {
  color: var(--ink-soft);
  font-weight: 500;
}

.detail-list dd {
  margin: 0;
}

.stack-form {
  display: grid;
  gap: 1rem;
  max-width: 32rem;
}

.field {
  display: grid;
  gap: 0.4rem;
}

.field span {
  font-size: 0.88rem;
  font-weight: 500;
}

.field input,
.field textarea,
.field select {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 0.75rem;
  padding: 0.75rem 0.85rem;
  font: inherit;
  background: #fbfdfe;
  color: var(--ink);
}

.field input:focus,
.field textarea:focus,
.field select:focus {
  outline: 2px solid rgba(15, 118, 110, 0.28);
  border-color: var(--accent);
}

.field-check {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.field-check input {
  width: auto;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  border: 1px solid transparent;
  border-radius: 0.75rem;
  padding: 0.7rem 1rem;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
  transition: transform 140ms ease, background 140ms ease, border-color 140ms ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn:disabled {
  opacity: 0.55;
  cursor: not-allowed;
  transform: none;
}

.btn-primary {
  background: linear-gradient(180deg, #129286, var(--accent));
  color: #fff;
}

.btn-primary:hover {
  background: linear-gradient(180deg, #0f766e, var(--accent-deep));
}

.btn-ghost {
  background: transparent;
  border-color: var(--line);
  color: var(--ink-soft);
}

.btn-block {
  width: 100%;
}

.alert {
  border-radius: 0.75rem;
  padding: 0.75rem 0.9rem;
  margin-bottom: 1rem;
  font-size: 0.92rem;
}

.alert-error {
  background: var(--danger-soft);
  color: var(--danger);
}

.icon-btn {
  display: none;
  width: 2.4rem;
  height: 2.4rem;
  border: 1px solid var(--line);
  border-radius: 0.7rem;
  background: #fff;
  padding: 0.55rem;
  flex-direction: column;
  justify-content: space-between;
  cursor: pointer;
}

.icon-btn span {
  display: block;
  height: 2px;
  background: var(--ink);
  border-radius: 2px;
}

body.sidebar-collapsed .app-shell {
  grid-template-columns: 0 1fr;
}

body.sidebar-collapsed .sidebar {
  display: none;
}

.form-actions {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.toolbar {
  display: flex;
  justify-content: flex-end;
  margin-bottom: 1rem;
}

.table-wrap {
  overflow-x: auto;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.94rem;
}

.data-table th,
.data-table td {
  text-align: left;
  padding: 0.75rem 0.65rem;
  border-bottom: 1px solid var(--line);
  vertical-align: middle;
}

.data-table th {
  color: var(--ink-soft);
  font-weight: 600;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.data-table .actions {
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
  align-items: center;
}

.inline-form {
  display: inline;
  margin: 0;
}

.btn-sm {
  padding: 0.4rem 0.7rem;
  font-size: 0.82rem;
}

.btn-danger-ghost {
  background: transparent;
  border-color: #fecaca;
  color: var(--danger);
}

.alert-ok {
  background: var(--accent-soft);
  color: var(--accent-deep);
}

.badge {
  display: inline-block;
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 600;
}

.badge-admin {
  background: #fee2e2;
  color: #991b1b;
}

.badge-operation {
  background: #dbeafe;
  color: #1e40af;
}

.badge-client {
  background: #fef3c7;
  color: #92400e;
}

.status-on {
  color: var(--accent-deep);
  font-weight: 600;
}

.status-off {
  color: var(--ink-soft);
}

.nav-group {
  margin: 0.15rem 0 0.35rem;
}

.nav-group-label {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 0.85rem;
  border-radius: 0.85rem;
  color: rgba(201, 221, 215, 0.86);
  font-weight: 500;
}

.nav-group-label.is-active {
  color: #fff;
  background: rgba(20, 184, 166, 0.12);
}

.nav-sub {
  display: grid;
  gap: 0.2rem;
  padding: 0.15rem 0 0.35rem 2.35rem;
}

.nav-subitem {
  display: block;
  padding: 0.55rem 0.75rem;
  border-radius: 0.7rem;
  color: rgba(201, 221, 215, 0.78);
  font-size: 0.92rem;
}

.nav-subitem:hover {
  background: rgba(255, 255, 255, 0.06);
  color: #fff;
}

.nav-subitem.is-active {
  background: rgba(20, 184, 166, 0.18);
  color: #fff;
  box-shadow: inset 0 0 0 1px rgba(20, 184, 166, 0.35);
}

@media (max-width: 960px) {
  .app-shell {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: fixed;
    inset: 0 auto 0 0;
    width: min(84vw, 280px);
    z-index: 40;
    transform: translateX(-105%);
    transition: transform 200ms ease;
  }

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

  .icon-btn {
    display: inline-flex;
  }

  .stat-row {
    grid-template-columns: 1fr;
  }

  .login-stage {
    grid-template-columns: 1fr;
  }

  .login-hero {
    min-height: 34vh;
    padding: 2rem;
  }

  .detail-list div {
    grid-template-columns: 1fr;
    gap: 0.25rem;
  }
}