:root {
  --bg: #f4f5f7;
  --panel: #ffffff;
  --ink: #111827;
  --ink-soft: #4b5563;
  --line: #e5e7eb;
  --accent: #111827;
  --accent-ink: #ffffff;
  --gold: #f59e0b;
  --ok: #047857;
  --ok-bg: #ecfdf5;
  --warn: #b45309;
  --warn-bg: #fffbeb;
  --bad: #b91c1c;
  --bad-bg: #fef2f2;
  --radius: 12px;
  --shadow: 0 1px 2px rgba(17, 24, 39, 0.06), 0 8px 24px rgba(17, 24, 39, 0.06);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

/* `hidden` must always win, even over later display:flex/grid rules. */
[hidden] {
  display: none !important;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.5;
}

/* ===== app header + nav ===== */
:root {
  --navy: #16345c;
  --navy-deep: #0e2340;
}
.topbar {
  background: var(--navy-deep);
  color: #fff;
  padding: 0 20px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.topbar-inner {
  max-width: 1040px;
  margin: 0 auto;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 600;
}
.brand-logo {
  height: 40px;
  width: auto;
  border-radius: 6px;
  display: block;
}
.brand-app {
  font-weight: 600;
  font-size: 0.98rem;
  color: rgba(255, 255, 255, 0.92);
  letter-spacing: 0.2px;
}
.nav {
  display: flex;
  align-items: center;
  gap: 4px;
}
.nav-link {
  margin: 0;
  padding: 8px 14px;
  font-size: 0.9rem;
  font-weight: 600;
  border: 1px solid transparent;
  border-radius: 8px;
  background: transparent;
  color: rgba(255, 255, 255, 0.72);
  cursor: pointer;
}
.nav-link:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.08);
  opacity: 1;
}
.nav-link.is-active {
  color: #fff;
  background: rgba(255, 255, 255, 0.14);
}
.nav-logout {
  color: rgba(255, 255, 255, 0.6);
}

/* layout */
.wrap {
  max-width: 1040px;
  margin: 28px auto;
  padding: 0 20px;
}
.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 24px;
  margin-bottom: 20px;
}
h1 {
  font-size: 1.35rem;
  margin: 0 0 6px;
}
h2 {
  font-size: 1.15rem;
  margin: 0 0 4px;
}
h3 {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ink-soft);
  margin: 0 0 8px;
}
.lede,
.result-sub {
  color: var(--ink-soft);
  margin: 0 0 18px;
  font-size: 0.95rem;
}

/* form */
form label {
  display: block;
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 6px;
}
input[type="url"] {
  width: 100%;
  padding: 11px 12px;
  font-size: 1rem;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: #fff;
  color: var(--ink);
}
input[type="url"]:focus {
  outline: 2px solid var(--ink);
  outline-offset: 1px;
}
.field-error {
  color: var(--bad);
  font-size: 0.88rem;
  margin: 8px 0 0;
}

.btn-primary,
.btn-ghost {
  margin-top: 16px;
  padding: 11px 18px;
  font-size: 0.98rem;
  font-weight: 600;
  border: 1px solid var(--accent);
  border-radius: 9px;
  background: var(--accent);
  color: var(--accent-ink);
  cursor: pointer;
}
.btn-primary:hover,
.btn-ghost:hover {
  opacity: 0.92;
}
.btn-primary:disabled,
.btn-ghost:disabled {
  opacity: 0.5;
  cursor: progress;
}
.btn-ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--line);
}

/* progress */
#progress-panel {
  text-align: center;
}
.spinner {
  width: 34px;
  height: 34px;
  margin: 4px auto 14px;
  border: 3px solid var(--line);
  border-top-color: var(--ink);
  border-radius: 50%;
  animation: spin 0.9s linear infinite;
}
@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}
.progress-message {
  color: var(--ink-soft);
  min-height: 1.4em;
  margin: 4px 0 14px;
}
.bar {
  height: 6px;
  background: var(--line);
  border-radius: 999px;
  overflow: hidden;
}
.bar-fill {
  height: 100%;
  width: 30%;
  background: var(--ink);
  border-radius: 999px;
  animation: slide 1.6s ease-in-out infinite;
}
@keyframes slide {
  0% {
    margin-left: -32%;
  }
  100% {
    margin-left: 102%;
  }
}
.progress-meta {
  font-size: 0.85rem;
  color: var(--ink-soft);
  margin: 12px 0 4px;
}

/* result */
.result-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 14px;
  flex-wrap: wrap;
}
.badges {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.badge {
  font-size: 0.78rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid var(--line);
  text-transform: capitalize;
  white-space: nowrap;
}
.badge.tone-ok {
  color: var(--ok);
  background: var(--ok-bg);
  border-color: #a7f3d0;
}
.badge.tone-warn {
  color: var(--warn);
  background: var(--warn-bg);
  border-color: #fde68a;
}
.badge.tone-bad {
  color: var(--bad);
  background: var(--bad-bg);
  border-color: #fecaca;
}
.badge.tone-flat {
  color: #9ca3af;
  background: #f9fafb;
}
.badge.tone-primary {
  color: #92400e;
  background: #fef3c7;
  border-color: #fde68a;
}

/* ---- result: section blocks ------------------------------------------- */

#result-body {
  display: flex;
  flex-direction: column;
  gap: 22px;
  margin-top: 18px;
}
.block {
  padding-top: 18px;
  border-top: 1px solid var(--line);
}
.block:first-child {
  padding-top: 0;
  border-top: none;
}
.block-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 4px;
}
.block-title {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--ink-soft);
  margin: 0 0 4px;
}
.block-tag {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: #92400e;
  background: #fef3c7;
  border: 1px solid #fde68a;
  border-radius: 999px;
  padding: 3px 9px;
}

/* Contractor / project lead — the primary commercial section: visually
   heavier than every other block (larger title, accent border, tinted card
   background) so it reads first. */
.block-contractor {
  background: #fffdf6;
  border: 1.5px solid #fde68a;
  border-left: 5px solid var(--gold);
  border-radius: var(--radius);
  padding: 20px 20px 18px;
}
.block-contractor .block-title {
  font-size: 1.05rem;
  text-transform: none;
  letter-spacing: 0;
  font-weight: 800;
  color: var(--ink);
}
.clues-line {
  font-size: 0.86rem;
  color: var(--ink-soft);
  margin: 0 0 14px;
}
.empty-state {
  color: var(--ink-soft);
  font-size: 0.92rem;
  margin: 6px 0 0;
}
.multi-note {
  font-size: 0.85rem;
  font-weight: 600;
  color: #92400e;
  margin: 0 0 12px;
}
.overall-status {
  display: flex;
  gap: 8px;
  margin-bottom: 10px;
}

.lead-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 14px 16px;
  margin-bottom: 14px;
  box-shadow: 0 1px 2px rgba(17, 24, 39, 0.04);
}
.lead-card:last-child {
  margin-bottom: 0;
}
.lead-card-primary {
  border-color: var(--gold);
  box-shadow: 0 0 0 1px var(--gold) inset;
}
.lead-card-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 4px;
}
.lead-card-head h4 {
  margin: 0;
  font-size: 1.02rem;
}

.project-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 12px 16px;
  margin-bottom: 12px;
}
.project-card:last-child {
  margin-bottom: 0;
}
.project-card h4 {
  margin: 0 0 4px;
  font-size: 0.98rem;
}

/* Airbnb operator — secondary section: smaller, quieter than the contractor block. */
.block-operator {
  opacity: 0.94;
}
.block-operator .block-title {
  font-size: 0.78rem;
}
.block-operator dd,
.block-operator dt {
  font-size: 0.88rem;
}

.sub-evidence {
  margin-top: 14px;
}
.sub-evidence h4,
.sub-evidence h5 {
  font-size: 0.74rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ink-soft);
  margin: 0 0 6px;
}

.fields {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 0;
  margin: 18px 0 6px;
  border-top: 1px solid var(--line);
}
.fields > div {
  display: contents;
}
.fields dt {
  padding: 10px 12px 10px 0;
  color: var(--ink-soft);
  font-size: 0.9rem;
  border-bottom: 1px solid var(--line);
}
.fields dd {
  padding: 10px 0;
  margin: 0;
  border-bottom: 1px solid var(--line);
  word-break: break-word;
}
.fields dd.muted {
  color: #9ca3af;
}
.fields a {
  color: #1d4ed8;
}

.bullet {
  margin: 0;
  padding-left: 18px;
  font-size: 0.92rem;
  color: var(--ink-soft);
}
.bullet li {
  margin-bottom: 6px;
}
.bullet li.empty {
  list-style: none;
  margin-left: -18px;
  color: #9ca3af;
}

.error-box {
  background: var(--bad-bg);
  border: 1px solid #fecaca;
  color: var(--bad);
  border-radius: 9px;
  padding: 12px 14px;
  margin: 8px 0 4px;
  font-size: 0.93rem;
}

.raw {
  margin-top: 20px;
  border-top: 1px solid var(--line);
  padding-top: 12px;
}
.raw summary {
  cursor: pointer;
  color: var(--ink-soft);
  font-size: 0.88rem;
}
.raw pre {
  background: #0b1020;
  color: #d1d5db;
  padding: 14px;
  border-radius: 9px;
  overflow: auto;
  font-size: 0.8rem;
  max-height: 340px;
}

.foot {
  text-align: center;
  color: var(--ink-soft);
  font-size: 0.82rem;
  padding: 8px 20px 40px;
}

/* ======================================================================
   AUTH SCREEN (login / create account) — dark, professional, one card
   ====================================================================== */
.auth-view {
  position: fixed;
  inset: 0;
  display: grid;
  place-items: center;
  padding: 24px;
  overflow: auto;
  background: var(--navy-deep);
}
.auth-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(1100px 500px at 80% -10%, rgba(86, 132, 209, 0.28), transparent 60%),
    radial-gradient(900px 500px at 0% 110%, rgba(20, 52, 92, 0.6), transparent 55%),
    linear-gradient(180deg, #0e2340 0%, #0a1a30 100%);
}
.auth-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(circle at 50% 40%, #000 0%, transparent 75%);
}
.auth-card {
  position: relative;
  width: 100%;
  max-width: 420px;
  background: rgba(17, 30, 51, 0.72);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 16px;
  padding: 32px 30px;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.45);
  color: #e8edf5;
  animation: authIn 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}
@keyframes authIn {
  from {
    opacity: 0;
    transform: translateY(14px) scale(0.985);
  }
  to {
    opacity: 1;
    transform: none;
  }
}
.auth-brand {
  text-align: center;
  margin-bottom: 22px;
}
.auth-logo {
  height: 96px;
  width: auto;
  border-radius: 12px;
  display: inline-block;
}
.auth-tagline {
  margin: 12px 0 0;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(232, 237, 245, 0.68);
}
.auth-form h1 {
  font-size: 1.2rem;
  margin: 0 0 16px;
  color: #fff;
}
.auth-form label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  color: rgba(232, 237, 245, 0.75);
  margin: 12px 0 6px;
}
.auth-form input {
  width: 100%;
  padding: 11px 12px;
  font-size: 0.98rem;
  border-radius: 9px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  background: rgba(255, 255, 255, 0.06);
  color: #fff;
  transition: border-color 0.15s, background 0.15s;
}
.auth-form input:focus {
  outline: none;
  border-color: #7ba4e6;
  background: rgba(255, 255, 255, 0.1);
}
.auth-form .btn-primary {
  width: 100%;
  margin-top: 20px;
  background: #2f6bd6;
  border-color: #2f6bd6;
  color: #fff;
}
.auth-form .btn-primary:hover {
  background: #3877e6;
}
.auth-note {
  font-size: 0.85rem;
  color: rgba(232, 237, 245, 0.62);
  margin: 0 0 6px;
}
.auth-error {
  margin: 12px 0 0;
  padding: 9px 11px;
  border-radius: 8px;
  font-size: 0.86rem;
  color: #ffd9d6;
  background: rgba(185, 28, 28, 0.22);
  border: 1px solid rgba(248, 113, 113, 0.4);
}
.auth-switch {
  margin: 16px 0 0;
  font-size: 0.86rem;
  text-align: center;
  color: rgba(232, 237, 245, 0.6);
}
.auth-switch a {
  color: #9dc0f5;
  font-weight: 600;
  text-decoration: none;
}
.auth-switch a:hover {
  text-decoration: underline;
}

/* ======================================================================
   OVERVIEW / ANALYTICS
   ====================================================================== */
.view-panel {
  animation: panelIn 0.25s ease;
}
@keyframes panelIn {
  from {
    opacity: 0;
    transform: translateY(6px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}
.panel-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}
.section-title {
  font-size: 0.95rem;
  font-weight: 700;
  margin: 26px 0 12px;
}
.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}
.stat-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 16px 18px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.stat-card.stat-primary {
  grid-column: span 1;
  border: 1.5px solid #fde68a;
  border-left: 5px solid var(--gold);
  background: #fffdf6;
}
.stat-label {
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--ink-soft);
}
.stat-value {
  font-size: 1.9rem;
  font-weight: 800;
  line-height: 1.1;
  color: var(--ink);
}
.stat-primary .stat-value {
  color: #92400e;
}
.stat-sub {
  font-size: 0.76rem;
  color: var(--ink-soft);
}

.reset-wrap {
  position: relative;
}
.btn-danger-outline,
.btn-danger-sm,
.btn-ghost-sm {
  margin: 0;
  padding: 9px 14px;
  font-size: 0.86rem;
  font-weight: 600;
  border-radius: 8px;
  cursor: pointer;
}
.btn-danger-outline {
  background: #fff;
  color: var(--bad);
  border: 1px solid #fecaca;
}
.btn-danger-outline:hover {
  background: var(--bad-bg);
}
.reset-confirm {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  background: var(--bad-bg);
  border: 1px solid #fecaca;
  border-radius: 10px;
  padding: 10px 12px;
  font-size: 0.86rem;
  color: var(--bad);
}
.btn-danger-sm {
  background: var(--bad);
  color: #fff;
  border: 1px solid var(--bad);
}
.btn-ghost-sm {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--line);
}

.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
}
.recent-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
}
.recent-table th {
  text-align: left;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--ink-soft);
  padding: 12px 14px;
  border-bottom: 1px solid var(--line);
  white-space: nowrap;
}
.recent-table td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}
.recent-table tr:last-child td {
  border-bottom: none;
}
.recent-table td.muted {
  color: #9ca3af;
}
.recent-table a {
  color: #1d4ed8;
}
.recent-table .cell-sub {
  color: var(--ink-soft);
  font-size: 0.8rem;
}
.recent-empty td {
  text-align: center;
  color: var(--ink-soft);
  padding: 22px 14px;
}

@media (max-width: 900px) {
  .cards {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 620px) {
  .fields {
    grid-template-columns: 1fr;
  }
  .fields dt {
    border-bottom: none;
    padding-bottom: 0;
  }
  .fields dd {
    padding-top: 2px;
  }
  .block-contractor {
    padding: 16px 14px;
  }
  .cards {
    grid-template-columns: 1fr;
  }
  .topbar-inner {
    height: auto;
    padding: 10px 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }
}