/* Rob.ot — v1 UI skeleton stylesheet. Self-contained, no external fonts/CDNs. */

:root {
  --chrome-bg: #0d0f12;
  --chrome-bg-raised: #16191e;
  --chrome-border: #2a2e35;
  --chrome-fg: #f4f4f0;
  --chrome-fg-dim: #9a9fa8;

  --amber: #d99a2b;
  --amber-bg: #2a2115;
  --green: #3f9a52;
  --green-bg: #142a1a;
  --red: #c1503f;

  --paper-bg: #f7f5ee;
  --paper-bg-raised: #fffdf7;
  --paper-border: #ccc4ac;
  --ink: #201e18;
  --ink-dim: #6b6656;

  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  --serif: Georgia, "Times New Roman", Times, serif;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
}

body.chrome {
  background: var(--chrome-bg);
  color: var(--chrome-fg);
  font-family: var(--sans);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ---------- App chrome (near-black, stark wordmark) ---------- */

.app-header {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  padding: 1.1rem 1.75rem;
  border-bottom: 1px solid var(--chrome-border);
  flex-wrap: wrap;
}

.wordmark {
  font-family: var(--sans);
  font-weight: 800;
  letter-spacing: 0.2em;
  font-size: 1.05rem;
  color: var(--chrome-fg);
  text-decoration: none;
  display: inline-block;
  padding: 0.22em 0.5em 0.26em;
  border: 1px solid var(--chrome-fg);
  border-radius: 2px;
  box-shadow: inset 0 0 0 2px var(--chrome-bg), inset 0 0 0 3px rgba(244, 244, 240, 0.55);
  line-height: 1;
}

.tagline {
  color: var(--chrome-fg-dim);
  font-size: 0.85rem;
  letter-spacing: 0.02em;
}

.app-nav {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 1.1rem;
  font-size: 0.9rem;
}

.app-nav a {
  color: var(--chrome-fg-dim);
  text-decoration: none;
}

.app-nav a:hover,
.app-nav a.active {
  color: var(--chrome-fg);
}

.app-nav-user {
  color: var(--chrome-fg-dim);
  border-left: 1px solid var(--chrome-border);
  padding-left: 1.1rem;
}

.app-nav-logout {
  color: var(--amber) !important;
}

.app-main {
  flex: 1;
  padding: 2rem 1.75rem 3rem;
}

.app-footer {
  padding: 1.25rem 1.75rem;
  border-top: 1px solid var(--chrome-border);
  color: var(--chrome-fg-dim);
  font-size: 0.8rem;
  text-align: center;
}

.page-shell {
  max-width: 920px;
  margin: 0 auto;
}

.page-title {
  font-size: 1.5rem;
  font-weight: 700;
  margin: 0 0 1.25rem;
  color: var(--chrome-fg);
}

.section-heading {
  font-size: 1rem;
  font-weight: 700;
  color: var(--chrome-fg-dim);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin: 2.25rem 0 0.75rem;
}

/* ---------- Login shell ---------- */

.app-header--login {
  justify-content: center;
  text-align: center;
  flex-direction: column;
  align-items: center;
  border-bottom: none;
  padding-top: 3rem;
}

.login-shell {
  display: flex;
  justify-content: center;
  padding-top: 1rem;
}

.login-card {
  width: 100%;
  max-width: 360px;
  background: var(--chrome-bg-raised);
  border: 1px solid var(--chrome-border);
  border-radius: 6px;
  padding: 2rem;
  display: flex;
  flex-direction: column;
}

.login-title {
  margin: 0 0 0.2rem;
  font-size: 1.15rem;
  color: var(--chrome-fg);
}

.login-lawline {
  margin: 0 0 1.1rem;
  color: var(--amber);
  font-size: 0.85rem;
  letter-spacing: 0.02em;
}

.login-sub {
  margin: 0 0 1.4rem;
  color: var(--chrome-fg-dim);
  font-size: 0.85rem;
}

.login-error {
  background: var(--amber-bg);
  border: 1px solid var(--amber);
  color: var(--amber);
  padding: 0.6rem 0.8rem;
  border-radius: 4px;
  font-size: 0.85rem;
  margin-bottom: 1rem;
}

.field-label {
  font-size: 0.78rem;
  color: var(--chrome-fg-dim);
  margin-bottom: 0.3rem;
}

.field-input {
  background: var(--chrome-bg);
  border: 1px solid var(--chrome-border);
  color: var(--chrome-fg);
  border-radius: 4px;
  padding: 0.55rem 0.7rem;
  font-size: 0.9rem;
  margin-bottom: 1rem;
  font-family: var(--sans);
}

.field-input:focus {
  outline: none;
  border-color: var(--chrome-fg-dim);
}

.btn-primary {
  background: var(--chrome-fg);
  color: var(--chrome-bg);
  border: none;
  border-radius: 4px;
  padding: 0.65rem 1rem;
  font-size: 0.9rem;
  font-weight: 700;
  cursor: pointer;
  margin-top: 0.3rem;
}

.btn-primary:hover {
  opacity: 0.88;
}

.login-note {
  margin: 1.25rem 0 0;
  font-size: 0.72rem;
  color: var(--chrome-fg-dim);
  line-height: 1.45;
}

/* Quiet secondary anchor -- the three marks the whole product turns on,
   dimmed to a motif so the login screen stays austere, not decorative. */
.login-motif {
  text-align: center;
  margin: 1.75rem 0 0;
  font-size: 1.1rem;
  letter-spacing: 0.3em;
  opacity: 0.16;
  filter: grayscale(1);
  user-select: none;
}

/* ---------- Drop screen ---------- */

.drop-zone {
  border: 1.5px dashed var(--chrome-border);
  border-radius: 8px;
  padding: 3rem 1.5rem;
  text-align: center;
  background: var(--chrome-bg-raised);
  position: relative;
  transition: border-color 0.15s ease, background 0.15s ease;
}

.drop-zone-label {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  cursor: pointer;
}

.drop-zone-input {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  cursor: pointer;
}

/* Drag-over state -- toggled by JS (dragenter/dragover -> dragleave/drop). */
.drop-zone--active {
  border-style: solid;
  border-color: var(--chrome-fg);
  background: #1a1e25;
}

.drop-zone--active .drop-zone-text {
  color: var(--chrome-fg);
}

/* File icon: a document with a folded corner, drawn entirely with a
   clipped border + gradient "text lines" -- no icon font, no image. */
.file-icon {
  display: block;
  width: 28px;
  height: 34px;
  border: 2px solid var(--chrome-fg-dim);
  clip-path: polygon(0 0, 62% 0, 100% 38%, 100% 100%, 0 100%);
  background:
    linear-gradient(var(--chrome-fg-dim), var(--chrome-fg-dim)) no-repeat 18% 48% / 64% 2px,
    linear-gradient(var(--chrome-fg-dim), var(--chrome-fg-dim)) no-repeat 18% 66% / 44% 2px;
  transition: border-color 0.15s ease;
}

.drop-zone--active .file-icon {
  border-color: var(--chrome-fg);
  background:
    linear-gradient(var(--chrome-fg), var(--chrome-fg)) no-repeat 18% 48% / 64% 2px,
    linear-gradient(var(--chrome-fg), var(--chrome-fg)) no-repeat 18% 66% / 44% 2px;
}

.drop-zone-text {
  font-size: 0.95rem;
  color: var(--chrome-fg);
}

/* Verifying transition -- fake, brief, sells the product moment before
   the redirect to the report. */
.drop-zone--verifying {
  border-style: solid;
  border-color: var(--green);
}

.drop-zone--verifying .drop-zone-label,
.drop-zone--verifying .drop-zone-input {
  display: none;
}

.drop-verifying {
  display: none;
  flex-direction: column;
  align-items: center;
  gap: 0.7rem;
}

.drop-zone--verifying .drop-verifying {
  display: flex;
}

.drop-verifying-spinner {
  width: 22px;
  height: 22px;
  border: 2px solid var(--chrome-border);
  border-top-color: var(--green);
  border-radius: 50%;
  animation: drop-verifying-spin 0.8s linear infinite;
}

@keyframes drop-verifying-spin {
  to { transform: rotate(360deg); }
}

.drop-verifying-text {
  font-size: 0.9rem;
  color: var(--chrome-fg);
}

.drop-sentence {
  margin: 1.1rem 0 0.2rem;
  color: var(--chrome-fg);
  font-size: 0.95rem;
}

.drop-caveat {
  margin: 0.2rem 0 0;
  color: var(--chrome-fg-dim);
  font-size: 0.78rem;
}

/* ---------- Shared: doc tables + chips ---------- */

.doc-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
}

.doc-table th {
  text-align: left;
  color: var(--chrome-fg-dim);
  font-weight: 600;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 0.5rem 0.6rem;
  border-bottom: 1px solid var(--chrome-border);
}

.doc-table td {
  padding: 0.65rem 0.6rem;
  border-bottom: 1px solid var(--chrome-border);
  color: var(--chrome-fg);
  vertical-align: middle;
}

/* Subtle dark-appropriate zebra striping. */
.doc-table tbody tr:nth-child(even) {
  background: rgba(244, 244, 240, 0.025);
}

/* Sticky header, /history only (long scrolling table). */
.history-table th {
  position: sticky;
  top: 0;
  background: var(--chrome-bg);
  z-index: 1;
}

.doc-link {
  color: var(--chrome-fg);
  text-decoration: underline;
  text-decoration-color: var(--chrome-fg-dim);
}

.doc-link:hover {
  text-decoration-color: var(--chrome-fg);
}

.chip {
  display: inline-block;
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.03em;
}

.chip--verified {
  background: var(--green-bg);
  color: var(--green);
  border: 1px solid var(--green);
}

.chip--blocked {
  background: var(--amber-bg);
  color: var(--amber);
  border: 1px solid var(--amber);
}

/* ---------- History self-grade strip ---------- */

.self-grade {
  background: var(--chrome-bg-raised);
  border: 1px solid var(--chrome-border);
  border-radius: 6px;
  padding: 0.9rem 1.1rem;
  margin-bottom: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.self-grade-label {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--chrome-fg-dim);
}

.self-grade-line {
  font-size: 0.92rem;
  color: var(--chrome-fg);
}

/* ---------- Report screen: audit workpaper (opposite visual language) ---------- */

.page-shell--report {
  max-width: 900px;
}

.doc-header {
  margin-bottom: 1.25rem;
}

.doc-meta {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 0.6rem 1.5rem;
  margin: 0;
  font-size: 0.82rem;
}

.doc-meta > div {
  display: flex;
  flex-direction: column;
}

.doc-meta dt {
  color: var(--chrome-fg-dim);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.doc-meta dd {
  margin: 0.1rem 0 0;
  color: var(--chrome-fg);
}

.status-banner {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  padding: 0.9rem 1.1rem;
  border-radius: 6px;
  margin-bottom: 1.5rem;
  font-family: var(--sans);
}

.status-banner--blocked {
  background: var(--amber-bg);
  border: 1px solid var(--amber);
}

.status-banner--blocked .status-banner-title {
  color: var(--amber);
}

.status-banner--verified {
  background: var(--green-bg);
  border: 1px solid var(--green);
}

.status-banner--verified .status-banner-title {
  color: var(--green);
}

.status-banner-title {
  font-weight: 800;
  letter-spacing: 0.06em;
  font-size: 1rem;
}

.status-banner-detail {
  color: var(--chrome-fg);
  font-size: 0.88rem;
}

/* The workpaper itself: a paper panel dropped into the dark chrome. */

.workpaper {
  background: var(--paper-bg);
  border: 1px solid var(--paper-border);
  border-radius: 3px;
  padding: 1.5rem 1.25rem;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
  color: var(--ink);
  font-family: var(--serif);
}

.workpaper-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
}

.workpaper-table thead th {
  text-align: left;
  font-family: var(--sans);
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ink-dim);
  border-bottom: 1.5px solid var(--ink);
  padding: 0.4rem 0.5rem;
}

.col-mark { width: 2.6rem; text-align: center; }
.col-ref { width: 3.2rem; }
.col-value { width: 8.5rem; text-align: right; }

.workpaper-table td {
  padding: 0.55rem 0.5rem;
  border-bottom: 1px solid var(--paper-border);
  vertical-align: top;
}

.li-row .col-mark { text-align: center; font-family: var(--sans); }
.li-row .col-value { text-align: right; font-variant-numeric: tabular-nums; }
.li-row .col-ref { color: var(--ink-dim); font-family: var(--sans); font-size: 0.82rem; }

/* Subtle paper-appropriate zebra striping, one stripe per line item (each
   line item + its optional reason row share a <tbody>, so the stripe
   never splits a row from its reason). Flagged rows keep their own
   severity tint (rules above, qualified to win the cascade). */
.workpaper-table tbody:nth-of-type(even) tr:not(.li-row--not_confident):not(.li-row--cant_identify):not(.li-reason-row--not_confident):not(.li-reason-row--cant_identify) {
  background: rgba(32, 30, 24, 0.03);
}

.mark {
  font-size: 1rem;
  display: inline-block;
}

.mark--verified { color: var(--green); }
.mark--not_confident { color: var(--amber); }
.mark--cant_identify { color: var(--red); }

/* Severity rows: NOT CONFIDENT (amber, "needs clarification") and CAN'T
   IDENTIFY (rust-red, "this is wrong") get different tints AND different
   left-border treatments -- a CPA distinguishes the two at a glance, so
   the workpaper has to too. Rules qualified with .workpaper-table so they
   always outrank the zebra stripe below. */
.workpaper-table .li-row--not_confident {
  background: rgba(217, 154, 43, 0.08);
}

.workpaper-table .li-row--cant_identify {
  background: rgba(193, 80, 63, 0.09);
}

.workpaper-table .li-row--not_confident td:first-child,
.workpaper-table .li-reason-row--not_confident td:first-child {
  border-left: 3px dashed var(--amber);
}

.workpaper-table .li-row--cant_identify td:first-child,
.workpaper-table .li-reason-row--cant_identify td:first-child {
  border-left: 3px solid var(--red);
}

.li-reason-row td {
  border-bottom: 1px solid var(--paper-border);
  padding-top: 0;
  padding-bottom: 0.7rem;
}

.li-reason {
  font-family: var(--sans);
  font-size: 0.8rem;
  font-style: italic;
  color: var(--ink-dim);
  padding-left: 0.5rem !important;
}

.li-reason-row--cant_identify .li-reason {
  color: #8a3527;
  font-style: normal;
  font-weight: 600;
}

.li-reason-row--not_confident .li-reason {
  color: #8a6a1f;
}

.stamp {
  position: relative;
  margin-top: 1.5rem;
  display: inline-block;
  border: 3px solid var(--green);
  color: var(--green);
  font-family: var(--sans);
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.65rem 1.3rem;
  /* Slightly irregular corners -- a machine-perfect rectangle reads as
     UI chrome, not ink pressed into paper. */
  border-radius: 3px 8px 4px 9px / 7px 4px 8px 3px;
  transform: rotate(-3deg);
  opacity: 0.85;
  mix-blend-mode: multiply;
}

.stamp::before {
  content: "";
  position: absolute;
  inset: -6px;
  border: 1px solid var(--green);
  border-radius: inherit;
  opacity: 0.55;
}

.workpaper-footer {
  font-family: var(--sans);
  font-size: 0.7rem;
  /* Renders on the dark chrome OUTSIDE the paper panel — needs a chrome-legible
     tone, not the paper-ink dim (same root cause as the stamp blend bug). */
  color: rgba(255, 255, 255, 0.45);
  letter-spacing: 0.06em;
  text-align: right;
  margin: 0.9rem 0 0;
}

/* ---------- Simplified CPA cards (the ≤5-card view) ---------- */

.cpa-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 0.75rem;
  margin: 1.25rem 0;
}

.cpa-card {
  background: var(--chrome-bg-raised);
  border: 1px solid var(--chrome-border);
  border-radius: 6px;
  padding: 0.9rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.cpa-card--good { border-color: var(--green); }
.cpa-card--bad { border-color: var(--red); }

.cpa-card-num {
  font-family: var(--serif);
  font-size: 1.9rem;
  font-weight: 700;
  color: var(--chrome-fg);
  line-height: 1;
}

.cpa-card--good .cpa-card-num { color: var(--green); }
.cpa-card--bad .cpa-card-num { color: var(--red); }

.cpa-card-label {
  font-size: 0.78rem;
  color: var(--chrome-fg-dim);
  line-height: 1.3;
}

.cpa-card-link {
  font-family: var(--serif);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--amber);
  text-decoration: none;
  line-height: 1.4;
}

.cpa-card-link:hover { text-decoration: underline; }

/* ---------- say it plain ---------- */

.say-plain {
  margin-left: 0.6rem;
  font-family: var(--sans);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  padding: 0.15rem 0.55rem;
  border-radius: 999px;
  border: 1px solid var(--ink-dim);
  background: transparent;
  color: var(--ink-dim);
  cursor: pointer;
  vertical-align: middle;
}

.say-plain:hover {
  border-color: var(--ink);
  color: var(--ink);
}

/* ---------- Communications Specialist chat panel ---------- */

.chat-panel {
  margin-top: 1.5rem;
  background: var(--chrome-bg-raised);
  border: 1px solid var(--chrome-border);
  border-radius: 6px;
  padding: 1rem 1.15rem 1.15rem;
}

.chat-head {
  display: flex;
  align-items: baseline;
  gap: 0.7rem;
  flex-wrap: wrap;
  margin-bottom: 0.75rem;
}

.chat-title {
  font-family: var(--serif);
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--chrome-fg);
}

.chat-sub {
  font-size: 0.78rem;
  color: var(--chrome-fg-dim);
}

.chat-log {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  max-height: 320px;
  overflow-y: auto;
  margin-bottom: 0.75rem;
}

.chat-log:empty { display: none; }

.chat-bubble {
  max-width: 85%;
  padding: 0.6rem 0.85rem;
  border-radius: 8px;
  font-size: 0.9rem;
  line-height: 1.5;
  white-space: pre-wrap;
}

.chat-bubble--user {
  align-self: flex-end;
  background: var(--amber-bg);
  color: var(--chrome-fg);
  border: 1px solid var(--amber);
}

.chat-bubble--specialist {
  align-self: flex-start;
  background: var(--paper-bg-raised);
  color: var(--ink);
  border: 1px solid var(--paper-border);
  font-family: var(--serif);
}

.chat-bubble--thinking::after {
  content: "…thinking";
  color: var(--ink-dim);
  font-style: italic;
}

.chat-form {
  display: flex;
  gap: 0.6rem;
}

.chat-form input {
  flex: 1;
  background: var(--chrome-bg);
  border: 1px solid var(--chrome-border);
  border-radius: 6px;
  color: var(--chrome-fg);
  padding: 0.6rem 0.8rem;
  font-size: 0.9rem;
}

.chat-form input:focus {
  outline: none;
  border-color: var(--amber);
}

.chat-form button {
  background: var(--amber);
  color: var(--chrome-bg);
  border: none;
  border-radius: 6px;
  font-weight: 700;
  padding: 0 1.3rem;
  cursor: pointer;
}

.chat-form button:disabled {
  opacity: 0.5;
  cursor: wait;
}

/* ---------- Real upload: decline message + live verifying banner ---------- */

.drop-error {
  margin: 0.9rem 0 0;
  padding: 0.7rem 1rem;
  border: 1px solid var(--amber);
  border-radius: 6px;
  background: var(--amber-bg);
  color: var(--amber);
  font-size: 0.92rem;
}

.status-banner--verifying {
  border: 1px solid var(--chrome-border);
  background: transparent;
}

.status-banner--verifying .status-banner-title {
  color: var(--green);
}