:root {
  --ink: #142018;
  --muted: #4a5a50;
  --paper: #f3f1ea;
  --panel: rgba(255, 252, 246, 0.88);
  --line: rgba(20, 32, 24, 0.14);
  --accent: #c45c26;
  --accent-deep: #8f3d12;
  --teal: #1f6f65;
  --code-bg: #101814;
  --code-fg: #d7e6db;
  --shadow: 0 18px 50px rgba(20, 32, 24, 0.12);
  --radius: 18px;
  --font-display: "Syne", sans-serif;
  --font-body: "Manrope", sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, monospace;
  --ease: cubic-bezier(0.22, 1.1, 0.48, 1);
}

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

[hidden] {
  display: none !important;
}

html {
  scroll-behavior: smooth;
}

html,
body {
  margin: 0;
  min-height: 100%;
  color: var(--ink);
  font-family: var(--font-body);
  background: var(--paper);
  line-height: 1.5;
}

.atmosphere {
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(900px 500px at 12% -10%, rgba(196, 92, 38, 0.22), transparent 60%),
    radial-gradient(700px 480px at 90% 8%, rgba(31, 111, 101, 0.18), transparent 55%),
    linear-gradient(160deg, #efebe1 0%, #f7f4ee 45%, #e7eee9 100%);
  background-attachment: fixed;
}

.atmosphere::after {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.35;
  background-image:
    linear-gradient(rgba(20, 32, 24, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(20, 32, 24, 0.05) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(circle at 30% 20%, black, transparent 70%);
}

button,
input,
select,
textarea {
  font: inherit;
  color: inherit;
}

.app-shell {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  padding: 1.1rem clamp(1.2rem, 4vw, 3rem);
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  color: inherit;
  text-decoration: none;
}

.brand-mark {
  width: 2.5rem;
  height: 2.5rem;
  display: grid;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--panel);
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  color: var(--teal);
}

.brand-copy {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
}

.brand-copy strong {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.brand-copy span {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
}

.top-nav {
  display: flex;
  gap: 1.1rem;
  flex-wrap: wrap;
}

.top-nav a {
  color: var(--muted);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
}

.top-nav a:hover,
.top-nav a.is-active {
  color: var(--accent-deep);
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.org-switch {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.filter-btn,
.ghost-btn,
.primary-btn,
input,
textarea,
select {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.55rem 0.9rem;
  outline: none;
  box-shadow: none;
}

.role-switch select:focus,
.org-switch select:focus,
input:focus,
textarea:focus,
select:focus {
  border-color: rgba(31, 111, 101, 0.55);
}

.session-chip {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  padding: 0.55rem 0.85rem;
  border-radius: 999px;
  border: 1px solid rgba(31, 111, 101, 0.28);
  background: rgba(31, 111, 101, 0.1);
  color: var(--teal);
}

.layout {
  flex: 1;
  display: grid;
  grid-template-columns: minmax(280px, 380px) 1fr;
  min-height: 0;
  padding: 0 clamp(1.2rem, 4vw, 3rem) 2rem;
  gap: 1rem;
}

.sidebar,
.panel,
.login-card,
.modal-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.sidebar {
  padding: 1.35rem 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  min-height: 0;
}

.sidebar-head h1,
.empty-state h2,
.detail-head h2,
.login-card h1,
.modal-card header h2 {
  margin: 0 0 0.55rem;
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--ink);
  text-transform: none;
}

.sidebar-head h1 {
  font-size: clamp(1.6rem, 2.4vw, 2rem);
}

.sidebar-head p,
.empty-state p,
.login-copy {
  margin: 0;
  color: var(--muted);
  line-height: 1.55;
  font-size: 0.95rem;
}

.filter-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.filter-btn {
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease), background 0.2s var(--ease);
}

.filter-btn.is-active,
.filter-btn:hover {
  color: var(--ink);
  border-color: rgba(31, 111, 101, 0.45);
  background: rgba(31, 111, 101, 0.1);
}

.primary-btn {
  cursor: pointer;
  border-color: rgba(196, 92, 38, 0.45);
  background: var(--accent);
  color: #fff7f0;
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  transition: transform 0.2s var(--ease), background 0.2s var(--ease);
}

.primary-btn:hover {
  background: var(--accent-deep);
  transform: translateY(-1px);
}

.ghost-btn {
  cursor: pointer;
  color: var(--muted);
  font-weight: 600;
  background: transparent;
}

.ghost-btn:hover {
  color: var(--accent-deep);
  border-color: rgba(196, 92, 38, 0.35);
}

.ticket-list {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  overflow: auto;
  padding-right: 0.25rem;
  flex: 1;
}

.ticket-card {
  text-align: left;
  width: 100%;
  cursor: pointer;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.45);
  padding: 0.9rem 1rem;
  transition: border-color 0.2s var(--ease), transform 0.2s var(--ease);
}

.ticket-card:hover,
.ticket-card.is-active {
  border-color: rgba(31, 111, 101, 0.45);
  transform: translateY(-1px);
}

.ticket-card h3 {
  margin: 0 0 0.45rem;
  font-size: 0.98rem;
  font-weight: 700;
  font-family: var(--font-display);
}

.meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  align-items: center;
}

.pill {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.25rem 0.55rem;
  border-radius: 999px;
  border: 1px solid var(--line);
  color: var(--muted);
  background: rgba(20, 32, 24, 0.04);
}

.pill.status-open {
  border-color: rgba(31, 111, 101, 0.35);
  color: var(--teal);
  background: rgba(31, 111, 101, 0.1);
}

.pill.status-pending {
  border-color: rgba(196, 92, 38, 0.35);
  color: var(--accent-deep);
  background: rgba(196, 92, 38, 0.1);
}

.pill.status-resolved {
  border-color: rgba(31, 111, 101, 0.35);
  color: #0d4f48;
  background: rgba(31, 111, 101, 0.14);
}

.pill.priority-critical,
.pill.priority-high {
  border-color: rgba(155, 28, 28, 0.35);
  color: #9b1c1c;
  background: rgba(155, 28, 28, 0.08);
}

.panel {
  padding: clamp(1.25rem, 3vw, 2rem);
  min-height: 0;
  overflow: auto;
}

.empty-state,
.ticket-detail {
  max-width: 760px;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--teal);
  margin: 0 0 0.75rem;
}

.empty-state h2,
.detail-head h2 {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
}

.detail-head {
  margin-bottom: 1.5rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--line);
}

.detail-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1rem;
}

.thread {
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
  margin-bottom: 1.5rem;
}

.message {
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 1rem 1.1rem;
  background: rgba(255, 255, 255, 0.5);
}

.message.staff {
  border-color: rgba(31, 111, 101, 0.28);
  background: rgba(31, 111, 101, 0.08);
}

.message-meta {
  display: flex;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 0.55rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.message p {
  margin: 0;
  line-height: 1.65;
  white-space: pre-wrap;
}

.attachments {
  margin: 0 0 1.5rem;
  padding: 1rem;
  border-radius: 14px;
  border: 1px dashed rgba(20, 32, 24, 0.2);
  background: rgba(255, 255, 255, 0.35);
}

.attachments h3 {
  margin: 0 0 0.65rem;
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-family: var(--font-mono);
  color: var(--muted);
}

.attachments li {
  margin: 0.35rem 0;
  font-size: 0.9rem;
  word-break: break-all;
}

.attachments code {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--teal);
}

.composer {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  padding-top: 1rem;
  border-top: 1px solid var(--line);
}

.composer textarea {
  border-radius: 14px;
  resize: vertical;
  min-height: 110px;
  padding: 0.9rem 1rem;
}

.modal {
  border: none;
  padding: 0;
  background: transparent;
  color: inherit;
  max-width: 560px;
  width: calc(100% - 2rem);
}

.modal::backdrop {
  background: rgba(20, 32, 24, 0.45);
}

.modal-card {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  padding: 1.4rem;
}

.modal-card header h2 {
  font-size: 1.45rem;
}

.modal-card label,
.login-card label {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.modal-card input,
.modal-card select,
.modal-card textarea,
.login-card input {
  border-radius: 12px;
  text-transform: none;
  letter-spacing: normal;
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.7);
}

.hint {
  text-transform: none;
  letter-spacing: normal;
  opacity: 0.75;
}

.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 0.6rem;
  margin-top: 0.4rem;
}

.login-view {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 1.5rem;
}

.login-card {
  width: min(100%, 470px);
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
  padding: clamp(1.4rem, 4vw, 2.25rem);
}

.login-brand {
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--line);
}

.login-card h1 {
  font-size: clamp(2rem, 6vw, 2.6rem);
}

.login-error {
  margin: 0;
  padding: 0.75rem 0.9rem;
  border-left: 3px solid #9b1c1c;
  background: rgba(155, 28, 28, 0.08);
  color: #9b1c1c;
  font-size: 0.9rem;
}

.sso-btn {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  text-decoration: none;
  text-align: center;
}

.login-divider {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.login-divider::before,
.login-divider::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--line);
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  padding: 1.25rem clamp(1.2rem, 4vw, 3rem) 1.75rem;
  color: var(--muted);
  font-size: 0.85rem;
}

@media (max-width: 900px) {
  .layout {
    grid-template-columns: 1fr;
  }

  .sidebar {
    max-height: 48vh;
  }
}