:root {
  --ink: #14242b;
  --ink-soft: #3d5560;
  --muted: #6b808a;
  --lagoon: #0c5c6e;
  --lagoon-deep: #084555;
  --lagoon-soft: #e6f3f5;
  --foam: #f4fafb;
  --surface: rgba(255, 255, 255, 0.82);
  --surface-solid: #ffffff;
  --line: rgba(12, 92, 110, 0.14);
  --accent: #e08a3c;
  --accent-ink: #7a3f0d;
  --success: #1f7a4d;
  --warning: #9a6b12;
  --danger: #b42318;
  --radius: 14px;
  --radius-sm: 10px;
  --shadow: 0 10px 30px rgba(8, 69, 85, 0.08);
  --font-display: "Fraunces", Georgia, serif;
  --font-body: "Manrope", "Segoe UI", sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, monospace;
}

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

html { scroll-behavior: smooth; }

body.app-body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  font-family: var(--font-body);
  background:
    radial-gradient(1200px 600px at 10% -10%, rgba(12, 92, 110, 0.16), transparent 55%),
    radial-gradient(900px 500px at 100% 0%, rgba(224, 138, 60, 0.12), transparent 50%),
    linear-gradient(180deg, #eef7f8 0%, var(--foam) 40%, #f7fbfc 100%);
  background-attachment: fixed;
}

body.app-body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.35;
  background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M0 40c10 0 10-8 20-8s10 8 20 8 10-8 20-8' fill='none' stroke='%230c5c6e' stroke-opacity='0.08' stroke-width='1'/%3E%3C/svg%3E");
  z-index: 0;
}

.app-shell,
.login-shell { position: relative; z-index: 1; }

a { color: var(--lagoon); text-decoration: none; }
a:hover { color: var(--lagoon-deep); text-decoration: underline; }

/* Top bar */
.app-topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(14px);
  background: rgba(255, 255, 255, 0.78);
  border-bottom: 1px solid var(--line);
}

.app-topbar-inner {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0.85rem 1.25rem;
  display: flex;
  align-items: center;
  gap: 1.25rem;
  flex-wrap: wrap;
}

.brand-mark {
  display: flex;
  flex-direction: column;
  min-width: 160px;
  text-decoration: none !important;
  animation: rise-in 0.55s ease both;
}

.brand-mark .brand-kicker {
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 700;
}

.brand-mark .brand-name {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 600;
  color: var(--lagoon-deep);
  line-height: 1.1;
}

.app-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem;
  flex: 1;
}

.app-nav a {
  padding: 0.45rem 0.75rem;
  border-radius: 999px;
  color: var(--ink-soft);
  font-weight: 600;
  font-size: 0.92rem;
  text-decoration: none !important;
  transition: background 0.2s ease, color 0.2s ease, transform 0.2s ease;
}

.app-nav a:hover {
  background: var(--lagoon-soft);
  color: var(--lagoon-deep);
  transform: translateY(-1px);
}

.app-nav a.active {
  background: var(--lagoon);
  color: #fff;
}

.app-user {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-left: auto;
}

.app-user .email {
  font-size: 0.85rem;
  color: var(--muted);
}

.app-main {
  max-width: 1120px;
  margin: 0 auto;
  padding: 1.75rem 1.25rem 3.5rem;
  animation: rise-in 0.45s ease both;
}

.page-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}

.page-header h1,
.page-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.7rem, 2.4vw, 2.2rem);
  font-weight: 600;
  color: var(--ink);
  letter-spacing: -0.02em;
}

.page-subtitle,
.lede {
  margin: 0.35rem 0 0;
  color: var(--ink-soft);
  max-width: 46rem;
  line-height: 1.5;
}

.panel {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.15rem 1.25rem;
  backdrop-filter: blur(8px);
}

.panel + .panel { margin-top: 1rem; }
.panel-title {
  margin: 0 0 0.85rem;
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--lagoon-deep);
}

.stat-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.9rem;
  margin-bottom: 1.5rem;
}

.stat {
  padding: 1.1rem 1.15rem;
  border-radius: var(--radius);
  background:
    linear-gradient(160deg, rgba(255,255,255,0.95), rgba(230,243,245,0.9));
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  transition: transform 0.2s ease;
}

.stat:hover { transform: translateY(-2px); }

.stat .label {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.stat .value {
  margin-top: 0.35rem;
  font-family: var(--font-display);
  font-size: 2rem;
  color: var(--lagoon-deep);
  line-height: 1;
}

.table-wrap {
  overflow-x: auto;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: var(--surface-solid);
  box-shadow: var(--shadow);
}

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

table.data-table thead th {
  text-align: left;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  padding: 0.85rem 1rem;
  border-bottom: 1px solid var(--line);
  background: rgba(230, 243, 245, 0.65);
  white-space: nowrap;
}

table.data-table tbody td {
  padding: 0.85rem 1rem;
  border-bottom: 1px solid rgba(12, 92, 110, 0.08);
  vertical-align: top;
  color: var(--ink);
}

table.data-table tbody tr:last-child td { border-bottom: 0; }
table.data-table tbody tr {
  transition: background 0.15s ease;
}
table.data-table tbody tr:hover {
  background: rgba(230, 243, 245, 0.45);
}

.btn,
button.btn,
a.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  border: 1px solid transparent;
  border-radius: 10px;
  padding: 0.55rem 1rem;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.92rem;
  line-height: 1.2;
  cursor: pointer;
  text-decoration: none !important;
  transition: transform 0.15s ease, background 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}

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

.btn-primary,
.btn.btn-primary {
  background: linear-gradient(180deg, #117289, var(--lagoon));
  color: #fff !important;
  border-color: var(--lagoon-deep);
}

.btn-primary:hover { background: var(--lagoon-deep); color: #fff !important; }

.btn-accent {
  background: linear-gradient(180deg, #eba05a, var(--accent));
  color: #fff !important;
  border-color: #c36f28;
}

.btn-ghost,
.btn-outline-secondary,
.btn-outline-primary,
.btn-outline-danger,
.btn-outline-light {
  background: rgba(255,255,255,0.7);
  border-color: var(--line);
  color: var(--ink-soft) !important;
}

.btn-outline-danger { color: var(--danger) !important; border-color: rgba(180, 35, 24, 0.3); }
.btn-link { background: transparent; border: 0; color: var(--lagoon) !important; padding-left: 0.25rem; }

.btn-sm { padding: 0.35rem 0.7rem; font-size: 0.82rem; }

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

.filter-bar a {
  padding: 0.4rem 0.75rem;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,0.7);
  color: var(--ink-soft);
  font-size: 0.82rem;
  font-weight: 700;
  text-decoration: none !important;
}

.filter-bar a.active,
.filter-bar a:hover {
  background: var(--lagoon);
  border-color: var(--lagoon);
  color: #fff;
}

.badge,
.badge-flag {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 0.2rem 0.55rem;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.badge.text-bg-success,
.status-active { background: rgba(31, 122, 77, 0.12); color: var(--success); }
.badge.text-bg-secondary,
.status-idle { background: rgba(107, 128, 138, 0.14); color: var(--ink-soft); }
.badge.text-bg-warning { background: rgba(154, 107, 18, 0.14); color: var(--warning); }
.badge.text-bg-danger { background: rgba(180, 35, 24, 0.12); color: var(--danger); }

.form-label {
  font-weight: 700;
  font-size: 0.85rem;
  color: var(--ink-soft);
  margin-bottom: 0.35rem;
}

.form-control,
.form-select,
input.form-control,
textarea.form-control,
select.form-select {
  border: 1px solid var(--line) !important;
  border-radius: 10px !important;
  padding: 0.65rem 0.8rem !important;
  background: rgba(255,255,255,0.9) !important;
  color: var(--ink) !important;
  box-shadow: none !important;
}

.form-control:focus,
.form-select:focus {
  border-color: var(--lagoon) !important;
  outline: 0;
  box-shadow: 0 0 0 3px rgba(12, 92, 110, 0.12) !important;
}

.mono {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  word-break: break-all;
}

.alert {
  border: 0;
  border-radius: var(--radius-sm);
  padding: 0.85rem 1rem;
}

.alert-danger { background: rgba(180, 35, 24, 0.1); color: var(--danger); }
.alert-success { background: rgba(31, 122, 77, 0.12); color: var(--success); }
.alert-warning { background: rgba(154, 107, 18, 0.12); color: var(--warning); }
.alert-info { background: var(--lagoon-soft); color: var(--lagoon-deep); }

.empty-state {
  padding: 1.5rem;
  color: var(--muted);
  border: 1px dashed var(--line);
  border-radius: var(--radius);
  background: rgba(255,255,255,0.45);
}

.actions { display: flex; gap: 0.55rem; flex-wrap: wrap; align-items: center; }

.section-title {
  margin: 1.75rem 0 0.75rem;
  font-family: var(--font-display);
  font-size: 1.35rem;
  color: var(--ink);
}

.code-block,
pre.instructions {
  margin: 0;
  white-space: pre-wrap;
  word-break: break-word;
  background: var(--foam);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 0.85rem 1rem;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--ink-soft);
}

.split-2 {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 1rem;
}

/* Login */
.login-shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 2rem 1rem;
}

.login-stage {
  width: min(980px, 100%);
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 0;
  border-radius: 24px;
  overflow: hidden;
  border: 1px solid var(--line);
  box-shadow: 0 20px 50px rgba(8, 69, 85, 0.14);
  animation: rise-in 0.6s ease both;
}

.login-hero {
  position: relative;
  padding: 2.5rem 2.2rem;
  color: #f4fbfc;
  background:
    radial-gradient(500px 280px at 20% 20%, rgba(224, 138, 60, 0.28), transparent 60%),
    linear-gradient(155deg, #0a4a5a 0%, #0c5c6e 45%, #146f7f 100%);
  overflow: hidden;
}

.login-hero::after {
  content: "";
  position: absolute;
  inset: auto -10% -30% -10%;
  height: 55%;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1440 320'%3E%3Cpath fill='%23ffffff' fill-opacity='0.08' d='M0,192L48,176C96,160,192,128,288,138.7C384,149,480,203,576,208C672,213,768,171,864,144C960,117,1056,107,1152,122.7C1248,139,1344,181,1392,202.7L1440,224L1440,320L0,320Z'%3E%3C/path%3E%3C/svg%3E") bottom/cover no-repeat;
  pointer-events: none;
}

.login-hero .eyebrow {
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-weight: 700;
  opacity: 0.8;
}

.login-hero h1 {
  margin: 0.7rem 0 0.8rem;
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 4vw, 3rem);
  line-height: 1.05;
  max-width: 10ch;
}

.login-hero p {
  margin: 0;
  max-width: 28ch;
  opacity: 0.9;
  line-height: 1.55;
}

.login-panel {
  background: rgba(255,255,255,0.94);
  padding: 2.2rem 1.8rem;
}

.login-panel h2 {
  margin: 0 0 0.35rem;
  font-family: var(--font-display);
  font-size: 1.7rem;
}

.login-panel .hint {
  color: var(--muted);
  margin-bottom: 1.25rem;
}

/* Chat (admin test + transcripts) */
.chat-box {
  height: 420px;
  overflow-y: auto;
  background: linear-gradient(180deg, #f7fbfc, #eef6f7);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1rem;
}

.chat-msg { margin-bottom: 0.8rem; }
.chat-msg.user { text-align: right; }
.chat-msg .bubble {
  display: inline-block;
  max-width: 80%;
  padding: 0.65rem 0.85rem;
  border-radius: 14px;
  white-space: pre-wrap;
  line-height: 1.45;
  font-size: 0.95rem;
}
.chat-msg.user .bubble {
  background: linear-gradient(180deg, #117289, var(--lagoon));
  color: #fff;
  border-bottom-right-radius: 5px;
}
.chat-msg.assistant .bubble {
  background: #fff;
  color: var(--ink);
  border: 1px solid var(--line);
  border-bottom-left-radius: 5px;
}

.transcript-msg {
  padding: 0.85rem 0;
  border-bottom: 1px solid rgba(12, 92, 110, 0.08);
}
.transcript-msg:last-child { border-bottom: 0; }
.transcript-meta {
  font-size: 0.78rem;
  color: var(--muted);
  margin-bottom: 0.35rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 700;
}
.transcript-body {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 0.75rem 0.9rem;
  white-space: pre-wrap;
}

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

@media (max-width: 900px) {
  .stat-grid,
  .split-2,
  .login-stage { grid-template-columns: 1fr; }
  .app-user { width: 100%; justify-content: space-between; margin-left: 0; }
  .login-hero { min-height: 220px; }
}

@media (max-width: 640px) {
  .app-nav { width: 100%; }
  .page-header { flex-direction: column; }
}