:root {
  --bg: #020617;
  --panel: rgba(2,6,23,.75);
  --border: rgba(56,189,248,.25);

  --blue: #38bdf8;
  --cyan: #22d3ee;
  --green: #4ade80;
  --text: #e5e7eb;
  --muted: #94a3b8;
  --danger: #f87171;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background:
    repeating-linear-gradient(
      0deg,
      transparent,
      transparent 48px,
      rgba(56,189,248,.06) 49px
    ),
    repeating-linear-gradient(
      90deg,
      transparent,
      transparent 48px,
      rgba(56,189,248,.06) 49px
    ),
    var(--bg);
  color: var(--text);
  overflow-x: hidden;
}

/* glow haze */
body::before {
  content: "";
  position: fixed;
  inset: -40%;
  background:
    radial-gradient(circle at 20% 30%, rgba(56,189,248,.18), transparent 60%),
    radial-gradient(circle at 80% 70%, rgba(74,222,128,.15), transparent 60%);
  z-index: -1;
}

/* ================== LAYOUT ================== */

.container {
  max-width: 900px;
  margin: auto;
  padding: 5rem 1.5rem;
  display: grid;
  gap: 2rem;
}

.header {
  text-align: center;
}

.header h1 {
  margin: 0;
  font-size: 2.8rem;
  letter-spacing: .12em;
  background: linear-gradient(90deg, var(--blue), var(--cyan), var(--green));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  text-shadow: 0 0 30px rgba(56,189,248,.6);
}

.header p {
  margin-top: .75rem;
  color: var(--muted);
  letter-spacing: .08em;
}

.panels {
  display: grid;
  gap: 2rem;
}

/* ================== PANELS ================== */

.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 2rem;
  box-shadow:
    0 0 0 1px rgba(56,189,248,.15),
    0 25px 50px rgba(0,0,0,.6),
    0 0 35px rgba(56,189,248,.15);
  animation: float 6s ease-in-out infinite;
}

.panel h2 {
  margin-top: 0;
  font-size: 1.3rem;
  letter-spacing: .1em;
  color: var(--cyan);
}

.panel p, .panel li {
  color: var(--muted);
  line-height: 1.6;
}

ul {
  padding-left: 1.2rem;
}

.muted {
  color: var(--muted);
}

.hidden,
[hidden] {
  display: none !important;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

/* ================== FORMS ================== */

.form-grid {
  display: grid;
  gap: 1rem;
  margin-top: 1rem;
}

label span {
  display: block;
  margin-bottom: .4rem;
  color: var(--muted);
  letter-spacing: .08em;
  text-transform: uppercase;
  font-size: .75rem;
}

input,
textarea {
  width: 100%;
  padding: .75rem 1rem;
  border-radius: 12px;
  border: 1px solid rgba(56,189,248,.3);
  background: rgba(2,6,23,.65);
  color: var(--text);
  font: inherit;
  line-height: 1.4;
}

textarea {
  resize: vertical;
  min-height: 140px;
}

input:focus,
textarea:focus {
  outline: none;
  border-color: var(--cyan);
  box-shadow: 0 0 0 2px rgba(34,211,238,.2);
}

.form-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.form-note {
  margin: 0;
  min-height: 1.5rem;
  color: var(--green);
}

.form-note.error {
  color: var(--danger);
}

/* ================== BUTTONS ================== */

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.button {
  display: inline-block;
  margin-top: 1rem;
  padding: .75rem 1.5rem;
  border-radius: 999px;
  text-decoration: none;
  color: var(--text);
  border: 1px solid rgba(56,189,248,.4);
  background: linear-gradient(
    90deg,
    rgba(56,189,248,.15),
    rgba(74,222,128,.15)
  );
  box-shadow:
    0 0 15px rgba(56,189,248,.4),
    inset 0 0 20px rgba(255,255,255,.05);
  transition: transform .2s ease, box-shadow .2s ease;
  cursor: pointer;
  font: inherit;
}

.button:hover {
  transform: translateY(-2px);
  box-shadow:
    0 0 25px rgba(56,189,248,.8),
    inset 0 0 25px rgba(255,255,255,.08);
}

.button:disabled {
  cursor: not-allowed;
  opacity: .7;
}

.button.secondary {
  border-color: rgba(148,163,184,.4);
  background: linear-gradient(
    90deg,
    rgba(148,163,184,.15),
    rgba(56,189,248,.08)
  );
  box-shadow:
    0 0 12px rgba(148,163,184,.25),
    inset 0 0 20px rgba(255,255,255,.05);
}

.button.danger {
  border-color: rgba(248,113,113,.5);
  background: linear-gradient(
    90deg,
    rgba(248,113,113,.2),
    rgba(239,68,68,.2)
  );
  box-shadow:
    0 0 12px rgba(248,113,113,.25),
    inset 0 0 20px rgba(255,255,255,.05);
}

/* ================== ADMIN ================== */

.admin-header {
  position: relative;
}

.admin-tabs {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: .75rem;
  margin-top: 1.5rem;
}

.admin-tab {
  padding: .5rem 1.2rem;
  border-radius: 999px;
  border: 1px solid rgba(56,189,248,.35);
  background: rgba(2,6,23,.5);
  color: var(--text);
  letter-spacing: .1em;
  text-transform: uppercase;
  font-size: .75rem;
  font: inherit;
  cursor: pointer;
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}

.admin-tab.active,
.admin-tab:hover {
  border-color: rgba(34,211,238,.75);
  box-shadow: 0 0 16px rgba(56,189,248,.45);
  transform: translateY(-1px);
}

.admin-user {
  position: fixed;
  top: 1.25rem;
  right: 1.5rem;
  display: flex;
  align-items: center;
  gap: .75rem;
  z-index: 40;
}

.admin-user__email {
  color: var(--muted);
  font-size: .85rem;
  letter-spacing: .04em;
}

.admin-user__button {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid rgba(56,189,248,.35);
  background: rgba(2,6,23,.7);
  box-shadow: 0 0 12px rgba(56,189,248,.3);
  display: grid;
  place-items: center;
  cursor: pointer;
  transition: transform .2s ease, box-shadow .2s ease;
}

.admin-user__button:hover {
  transform: translateY(-1px);
  box-shadow: 0 0 18px rgba(56,189,248,.5);
}

.admin-user__icon {
  position: relative;
  width: 18px;
  height: 18px;
  display: block;
}

.admin-user__icon::before,
.admin-user__icon::after {
  content: "";
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  background: var(--text);
}

.admin-user__icon::before {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  top: 0;
}

.admin-user__icon::after {
  width: 16px;
  height: 8px;
  border-radius: 12px 12px 6px 6px;
  bottom: 0;
}

.admin-user__menu {
  position: absolute;
  top: 120%;
  right: 0;
  min-width: 180px;
  padding: .75rem;
  border-radius: 16px;
  border: 1px solid var(--border);
  background: rgba(2,6,23,.95);
  box-shadow: 0 15px 30px rgba(0,0,0,.5);
  display: grid;
  gap: .5rem;
  z-index: 20;
}

.admin-user__menu .button {
  margin-top: 0;
  width: 100%;
  justify-content: center;
}

.admin-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 1rem;
}

.filter-row {
  margin-top: 1rem;
}

.filter span {
  display: block;
  margin-bottom: .4rem;
  color: var(--muted);
  letter-spacing: .08em;
  text-transform: uppercase;
  font-size: .75rem;
}

.filter select {
  width: 100%;
  padding: .6rem 1rem;
  border-radius: 12px;
  border: 1px solid rgba(56,189,248,.3);
  background: rgba(2,6,23,.65);
  color: var(--text);
  font: inherit;
  line-height: 1.4;
}

.filter select:focus {
  outline: none;
  border-color: var(--cyan);
  box-shadow: 0 0 0 2px rgba(34,211,238,.2);
}

.ticket-summary {
  margin-top: .75rem;
  color: var(--muted);
}

.ticket-list {
  display: grid;
  gap: 1rem;
  margin-top: 1rem;
}

.ticket {
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1rem;
  background: rgba(2,6,23,.55);
}

.ticket h3 {
  margin: 0;
  letter-spacing: .06em;
  font-size: 1rem;
}

.ticket p {
  margin: .45rem 0;
}

.ticket-meta {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
  align-items: center;
  font-size: .85rem;
  color: var(--muted);
}

.badge {
  display: inline-block;
  padding: .2rem .6rem;
  border-radius: 999px;
  font-size: .7rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  border: 1px solid transparent;
}

.badge.new {
  color: var(--cyan);
  border-color: rgba(34,211,238,.45);
  background: rgba(34,211,238,.12);
}

.badge.read {
  color: var(--muted);
  border-color: rgba(148,163,184,.4);
  background: rgba(148,163,184,.12);
}

.badge.active {
  color: var(--green);
  border-color: rgba(74,222,128,.45);
  background: rgba(74,222,128,.12);
}

.badge.inactive {
  color: var(--muted);
  border-color: rgba(148,163,184,.4);
  background: rgba(148,163,184,.12);
}

.ticket-actions {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
  margin-top: .75rem;
}

.admin-subpanel {
  margin-top: 1.5rem;
  padding: 1.5rem;
  border-radius: 16px;
  border: 1px solid rgba(56,189,248,.2);
  background: rgba(2,6,23,.55);
  box-shadow: inset 0 0 20px rgba(56,189,248,.08);
}

.subpanel-header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1rem;
}

.subpanel-header h3 {
  margin: 0;
  letter-spacing: .08em;
  font-size: 1rem;
  color: var(--cyan);
}

.user-summary {
  margin-top: 1rem;
  color: var(--muted);
}

.user-list {
  display: grid;
  gap: 1rem;
  margin-top: 1rem;
}

.user-card {
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1rem;
  background: rgba(2,6,23,.55);
  display: grid;
  gap: .75rem;
}

.user-card__header {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: .75rem;
  align-items: center;
}

.user-card__header h3 {
  margin: 0;
  font-size: 1rem;
  letter-spacing: .05em;
}

.user-card__footer {
  display: flex;
  justify-content: flex-end;
}

.user-actions {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
}

.user-actions .button {
  margin-top: 0;
}

.permission-grid {
  border: 1px solid rgba(56,189,248,.25);
  border-radius: 12px;
  padding: 1rem;
  margin: 0;
  display: grid;
  gap: .6rem;
}

.permission-grid legend {
  padding: 0 .4rem;
  color: var(--muted);
  letter-spacing: .08em;
  text-transform: uppercase;
  font-size: .7rem;
}

.checkbox {
  display: flex;
  align-items: center;
  gap: .6rem;
  font-size: .9rem;
  color: var(--text);
}

.checkbox input {
  width: auto;
}

.modal {
  position: fixed;
  inset: 0;
  display: grid;
  place-items: center;
  z-index: 30;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(2,6,23,.75);
}

.modal-panel {
  position: relative;
  width: min(520px, 92vw);
  animation: none;
}

.modal .panel {
  animation: none;
}

.note-list {
  display: grid;
  gap: .75rem;
  margin-top: 1rem;
  max-height: 240px;
  overflow: auto;
  padding-right: .25rem;
}

.note-card {
  border: 1px solid rgba(56,189,248,.2);
  border-radius: 12px;
  padding: .75rem;
  background: rgba(2,6,23,.6);
}

.note-card p {
  margin: 0;
  color: var(--text);
  white-space: pre-wrap;
}

.note-meta {
  margin-top: .5rem;
  font-size: .75rem;
  color: var(--muted);
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
}

.note-actions {
  margin-top: .5rem;
  display: flex;
  justify-content: flex-end;
}

.note-actions .button {
  margin-top: 0;
}

@media (max-width: 720px) {
  .admin-user {
    position: static;
    justify-content: center;
    margin-top: 1rem;
  }

  .admin-user__menu {
    right: 50%;
    transform: translateX(50%);
  }

  .admin-tabs {
    margin-top: 1rem;
  }
}