:root {
  --bg: #f4f0e8;
  --bg-soft: #fbf8f2;
  --surface: #fffdfa;
  --ink: #181511;
  --ink-soft: #5f564d;
  --accent: #b53f2c;
  --accent-strong: #852919;
  --ok: #2a8f5f;
  --fail: #b53f2c;
  --line: #ddd2c3;
  --shadow: 0 14px 40px rgba(46, 27, 4, 0.13);
}

* {
  box-sizing: border-box;
}

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

body {
  min-height: 100vh;
  font-family: "Space Grotesk", sans-serif;
  color: var(--ink);
  background: radial-gradient(circle at 20% 10%, #fff7eb 0%, var(--bg) 48%, #ebe4da 100%);
}

.background-glow {
  position: fixed;
  width: 44rem;
  height: 44rem;
  border-radius: 999px;
  filter: blur(72px);
  opacity: 0.3;
  pointer-events: none;
  z-index: 0;
}

.background-glow-a {
  top: -12rem;
  right: -10rem;
  background: #f2b37f;
}

.background-glow-b {
  bottom: -14rem;
  left: -10rem;
  background: #d59a92;
}

.page {
  position: relative;
  z-index: 1;
  width: min(1100px, 100% - 2rem);
  margin: 2rem auto 3rem;
  display: grid;
  gap: 1rem;
}

.site-footer {
  position: relative;
  z-index: 1;
  width: min(1100px, 100% - 2rem);
  margin: 0 auto 2rem;
  color: var(--ink-soft);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.82rem;
}

.site-footer p {
  margin: 0;
}

.site-footer .legal-note {
  margin-top: 0.35rem;
  max-width: 90ch;
  opacity: 0.62;
  font-size: 0.74rem;
  line-height: 1.35;
}

.site-footer .contact-note {
  margin-top: 0.3rem;
}

.site-footer a {
  color: inherit;
  text-decoration: underline;
}

.hero {
  padding: 1.5rem 0.25rem 0.5rem;
}

.eyebrow {
  display: inline-block;
  margin: 0 0 0.6rem;
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-strong);
}

.hero-title {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.hero-logo {
  width: clamp(2rem, 3.6vw, 2.55rem);
  height: clamp(2rem, 3.6vw, 2.55rem);
  flex: 0 0 auto;
}

h1 {
  margin: 0;
  font-size: clamp(1.8rem, 4vw, 3rem);
  line-height: 1.1;
}

.lead {
  margin: 0.75rem 0 0;
  color: var(--ink-soft);
  max-width: 62ch;
}

.panel {
  border: 1px solid var(--line);
  border-radius: 1rem;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.87), rgba(255, 250, 242, 0.95));
  box-shadow: var(--shadow);
}

.form-panel {
  position: relative;
  isolation: isolate;
  padding: 1rem;
}

.form-panel::before {
  content: "";
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  pointer-events: none;
  opacity: 0;
  z-index: 1;
  background:
    repeating-linear-gradient(90deg, color-mix(in srgb, var(--accent) 55%, #fff) 0 12px, transparent 12px 20px) 0 0 / 220% 2px no-repeat,
    repeating-linear-gradient(0deg, color-mix(in srgb, var(--accent) 55%, #fff) 0 12px, transparent 12px 20px) 100% 0 / 2px 220% no-repeat,
    repeating-linear-gradient(90deg, color-mix(in srgb, var(--accent) 55%, #fff) 0 12px, transparent 12px 20px) 0 100% / 220% 2px no-repeat,
    repeating-linear-gradient(0deg, color-mix(in srgb, var(--accent) 55%, #fff) 0 12px, transparent 12px 20px) 0 0 / 2px 220% no-repeat;
}

.form-panel.is-loading {
  border-color: color-mix(in srgb, var(--accent) 35%, var(--line));
}

.form-panel.is-loading::before {
  opacity: 1;
  animation: border-march 1.6s linear infinite;
}

@keyframes border-march {
  from {
    background-position:
      0 0,
      100% 0,
      0 100%,
      0 0;
  }
  to {
    background-position:
      40px 0,
      100% 40px,
      -40px 100%,
      0 -40px;
  }
}

.form-panel form > * + * {
  margin-top: 1.25rem;
}

.grid.two {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.8rem;
}

@media (min-width: 800px) {
  .grid.two {
    grid-template-columns: 2fr 1fr;
  }
}

.field {
  display: grid;
  gap: 0.35rem;
}

.field > span {
  font-weight: 600;
}

.field small {
  color: var(--ink-soft);
  font-size: 0.82rem;
}

input[type="url"],
input[type="file"] {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 0.7rem;
  background: var(--surface);
  font: inherit;
  padding: 0.7rem 0.85rem;
}

.mode-tabs {
  margin: 0;
  display: inline-flex;
  border: 1px solid var(--line);
  border-radius: 0.75rem;
  overflow: hidden;
  background: #fff;
}

.mode-tab {
  border: 0;
  border-right: 1px solid var(--line);
  border-radius: 0;
  background: transparent;
  color: var(--ink-soft);
  padding: 0.55rem 0.9rem;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
}

.mode-tab:last-child {
  border-right: 0;
}

.mode-tab.is-active {
  background: linear-gradient(120deg, var(--accent), var(--accent-strong));
  color: #fff;
}

.mode-tab:focus-visible {
  outline: 2px solid color-mix(in srgb, var(--accent) 65%, white);
  outline-offset: -2px;
}

.mode-panel {
  margin: 0;
}

.hidden {
  display: none !important;
}

.actions {
  margin-top: 0;
  display: flex;
  align-items: center;
  gap: 0.9rem;
  flex-wrap: wrap;
}

button {
  border: 0;
  border-radius: 0.75rem;
  background: linear-gradient(120deg, var(--accent), var(--accent-strong));
  color: #fff;
  font: inherit;
  font-weight: 600;
  padding: 0.8rem 1.1rem;
  cursor: pointer;
}

#submit-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

#submit-button .button-spinner {
  width: 0.95rem;
  height: 0.95rem;
  border-radius: 999px;
  border: 2px solid rgba(255, 255, 255, 0.35);
  border-top-color: #fff;
  animation: button-spin 0.8s linear infinite;
}

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

button:disabled {
  opacity: 0.65;
  cursor: not-allowed;
}

#status-text {
  color: var(--ink-soft);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.84rem;
}

#result-panel,
#error-panel {
  padding: 1rem;
}

#result-panel.result-enter {
  animation: result-slide-down 0.38s cubic-bezier(0.2, 0.8, 0.2, 1);
}

@keyframes result-slide-down {
  from {
    opacity: 0;
    transform: translateY(-14px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.collapsible-panel {
  padding: 0;
  overflow: hidden;
}

.collapsible-summary {
  cursor: pointer;
  list-style: none;
  padding: 0.95rem 1rem;
  font-size: 1.02rem;
  font-weight: 700;
}

.collapsible-summary::-webkit-details-marker {
  display: none;
}

.collapsible-summary::after {
  content: "+";
  float: right;
  color: var(--ink-soft);
  font-weight: 700;
}

.collapsible-panel[open] .collapsible-summary {
  border-bottom: 1px solid var(--line);
}

.collapsible-panel[open] .collapsible-summary::after {
  content: "−";
}

.collapsible-content {
  padding: 1rem;
}

.instructions-grid {
  margin-top: 0.7rem;
  display: grid;
  gap: 0.8rem;
  grid-template-columns: 1fr;
}

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

.instructions-grid h3 {
  margin: 0 0 0.45rem;
  font-size: 0.98rem;
}

.instructions-title-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.6rem;
}

.instructions-title-row h3 {
  margin: 0;
}

.copy-icon-btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  margin: 0.2rem;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 0.55rem;
  background: #fff;
  color: var(--ink-soft);
}

.copy-icon-btn svg {
  width: 1rem;
  height: 1rem;
  fill: currentColor;
}

.copy-icon-btn:hover {
  color: var(--ink);
  border-color: color-mix(in srgb, var(--accent) 30%, var(--line));
}

.copy-icon-btn.copied {
  color: var(--ok);
  border-color: color-mix(in srgb, var(--ok) 50%, var(--line));
}

.copy-icon-btn.copied::after {
  content: "Copied!";
  position: absolute;
  bottom: calc(100% + 0.3rem);
  left: 50%;
  transform: translateX(-50%);
  padding: 0.15rem 0.4rem;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--ok) 32%, var(--line));
  background: #fff;
  color: var(--ok);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.68rem;
  line-height: 1.2;
  white-space: nowrap;
  pointer-events: none;
  z-index: 2;
}

.instructions-grid pre {
  margin: 0;
  padding: 0.75rem;
  border-radius: 0.65rem;
  border: 1px solid var(--line);
  background: #f8f5ef;
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.76rem;
  line-height: 1.35;
  white-space: pre-wrap;
  word-break: break-word;
}

.why-content p {
  margin: 0.55rem 0 0;
  color: var(--ink-soft);
  font-size: 0.92rem;
  line-height: 1.45;
}

.privacy-content p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.92rem;
  line-height: 1.45;
}

.privacy-content p + p {
  margin-top: 0.55rem;
}

#error-panel {
  border-color: #e8b2a8;
  background: linear-gradient(180deg, #fff6f5, #fffaf8);
}

.result-header {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 0.8rem;
  flex-wrap: wrap;
  padding-bottom: 0.75rem;
  border-bottom: 1px dashed var(--line);
}

.result-meta {
  margin-top: 0.45rem;
  color: var(--ink-soft);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.82rem;
}

.badge {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 0.2rem 0.6rem;
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.overall-badge {
  font-size: 0.96rem;
  padding: 0.32rem 0.9rem;
}

.badge.pass {
  background: rgba(42, 143, 95, 0.12);
  color: var(--ok);
}

.badge.fail {
  background: rgba(181, 63, 44, 0.12);
  color: var(--fail);
}

.profile-grid {
  margin-top: 1rem;
  display: grid;
  gap: 0.9rem;
  grid-template-columns: 1fr;
}

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

.profile-card {
  border: 1px solid var(--line);
  border-radius: 0.9rem;
  padding: 0.9rem;
  background: #fff;
}

.profile-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.8rem;
}

.profile-name {
  margin: 0;
  font-size: 1.05rem;
}

.summary-grid {
  margin-top: 0.75rem;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.5rem;
}

.metric {
  border: 1px solid var(--line);
  border-radius: 0.65rem;
  padding: 0.6rem;
  background: var(--bg-soft);
}

.metric-label {
  display: block;
  color: var(--ink-soft);
  font-size: 0.78rem;
}

.metric-value {
  display: block;
  margin-top: 0.2rem;
  font-family: "IBM Plex Mono", monospace;
  font-size: 1rem;
}

.breakdown-grid {
  margin-top: 0.8rem;
  display: grid;
  gap: 0.7rem;
  grid-template-columns: 1fr;
}

@media (min-width: 650px) {
  .breakdown-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.breakdown-grid h4 {
  margin: 0 0 0.4rem;
  font-size: 0.9rem;
}

.chip-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.chip-list li {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.2rem 0.55rem;
  font-size: 0.82rem;
  background: #fff;
}

details {
  margin-top: 0.75rem;
}

summary {
  cursor: pointer;
  font-weight: 600;
}

.issues-table-wrap {
  overflow-x: auto;
  margin-top: 0.5rem;
}

.issues-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 520px;
}

.issues-table th,
.issues-table td {
  border-bottom: 1px solid var(--line);
  text-align: left;
  padding: 0.45rem;
  vertical-align: top;
  font-size: 0.85rem;
}

.issues-table th {
  color: var(--ink-soft);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.raw-pre {
  max-height: 220px;
  overflow: auto;
  margin: 0.55rem 0 0;
  padding: 0.75rem;
  border-radius: 0.65rem;
  border: 1px solid var(--line);
  background: #f8f5ef;
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.76rem;
  line-height: 1.35;
  white-space: pre-wrap;
  word-break: break-word;
}

@media (prefers-reduced-motion: reduce) {
  #result-panel.result-enter {
    animation: none;
  }

  .form-panel.is-loading::before {
    animation: none;
    opacity: 0.7;
  }
}