:root {
  --bg0: #0b0f0e;
  --bg1: #141a18;
  --ink: #f2f5f3;
  --ink-inverse: #0b0f0e;
  --muted: #9aa8a1;
  --line: rgba(242, 245, 243, 0.1);
  --line-strong: rgba(242, 245, 243, 0.22);
  --brand-green: #2d4c39;
  --brand-orange: #c95f31;
  --brand-cream: #f9f7ef;
  --accent: #c95f31;
  --accent-deep: #a84c24;
  --accent-soft: rgba(201, 95, 49, 0.14);
  --light: #f9f7ef;
  --light-soft: rgba(249, 247, 239, 0.94);
  --warn: #ff8b6a;
  --panel: rgba(20, 26, 24, 0.78);
  --mono: "IBM Plex Mono", ui-monospace, monospace;
  --sans: "Space Grotesk", sans-serif;
  --radius: 4px;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  font-family: var(--sans);
  color: var(--ink);
  background: var(--bg0);
  overflow-x: hidden;
}

.atmosphere {
  position: fixed;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(1000px 520px at 8% -8%, rgba(45, 76, 57, 0.45), transparent 55%),
    radial-gradient(900px 480px at 100% 10%, rgba(201, 95, 49, 0.12), transparent 50%),
    linear-gradient(165deg, #101614 0%, var(--bg0) 42%, #080b0a 100%);
}

.atmosphere::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse at 50% 18%, #000 18%, transparent 72%);
  opacity: 0.7;
  animation: gridDrift 28s linear infinite;
}

@keyframes gridDrift {
  from {
    background-position: 0 0, 0 0;
  }
  to {
    background-position: 0 48px, 48px 0;
  }
}

.scanline {
  pointer-events: none;
  position: fixed;
  inset: 0;
  z-index: 40;
  background: linear-gradient(
    to bottom,
    transparent 0%,
    rgba(201, 95, 49, 0.035) 50%,
    transparent 100%
  );
  background-size: 100% 220%;
  animation: scan 7.5s ease-in-out infinite;
  mix-blend-mode: screen;
}

@keyframes scan {
  0%,
  100% {
    background-position: 0% 0%;
  }
  50% {
    background-position: 0% 100%;
  }
}

.shell {
  max-width: 1080px;
  margin: 0 auto;
  padding: clamp(1.5rem, 4vw, 3rem) clamp(1rem, 3vw, 1.75rem) 4rem;
}

.company-bar {
  position: relative;
  display: flex;
  align-items: center;
  gap: 1rem;
  width: 100%;
  padding: 0.85rem 1rem 0.85rem 0.85rem;
  text-decoration: none;
  color: inherit;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background:
    linear-gradient(135deg, rgba(249, 247, 239, 0.06) 0%, transparent 42%),
    linear-gradient(180deg, rgba(45, 76, 57, 0.35) 0%, rgba(20, 26, 24, 0.55) 100%);
  backdrop-filter: blur(10px);
  box-shadow: inset 3px 0 0 var(--brand-orange);
  overflow: hidden;
  animation: rise 0.55s ease-out both;
  transition:
    border-color 0.2s ease,
    background 0.2s ease,
    transform 0.25s ease;
}

.company-bar::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(249, 247, 239, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(249, 247, 239, 0.04) 1px, transparent 1px);
  background-size: 18px 18px;
  mask-image: linear-gradient(90deg, #000 0%, transparent 70%);
  pointer-events: none;
  opacity: 0.7;
}

.company-bar:hover {
  border-color: rgba(201, 95, 49, 0.45);
  transform: translateY(-1px);
}

.company-mark {
  position: relative;
  z-index: 1;
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  width: 3.6rem;
  height: 3.6rem;
  padding: 0.4rem;
  background: var(--brand-cream);
  clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 10px, 100% 100%, 0 100%);
  box-shadow:
    0 0 0 1px rgba(201, 95, 49, 0.35),
    0 10px 28px rgba(0, 0, 0, 0.35);
}

.company-mark img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: contain;
}

.company-text {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: 0.12rem;
  min-width: 0;
  flex: 1;
}

.company-meta {
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--brand-orange);
}

.company-name {
  font-size: clamp(1.15rem, 3vw, 1.45rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--brand-cream);
  line-height: 1.1;
}

.company-line {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.02em;
  color: var(--muted);
}

.company-signal {
  position: relative;
  z-index: 1;
  display: none;
  align-items: center;
  gap: 0.45rem;
  margin-left: auto;
  padding: 0.35rem 0.55rem;
  font-family: var(--mono);
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  color: #7ec9a0;
  border: 1px solid rgba(126, 201, 160, 0.35);
  border-radius: var(--radius);
  background: rgba(12, 18, 15, 0.55);
}

.signal-dot {
  width: 0.45rem;
  height: 0.45rem;
  border-radius: 50%;
  background: #7ec9a0;
  box-shadow: 0 0 0 0 rgba(126, 201, 160, 0.55);
  animation: pulseDot 2.2s ease-out infinite;
}

@keyframes pulseDot {
  0% {
    box-shadow: 0 0 0 0 rgba(126, 201, 160, 0.45);
  }
  70% {
    box-shadow: 0 0 0 8px rgba(126, 201, 160, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(126, 201, 160, 0);
  }
}

@media (min-width: 640px) {
  .company-signal {
    display: inline-flex;
  }
}

.hero {
  padding: clamp(1.75rem, 5vw, 3.25rem) 0 clamp(2rem, 5vw, 3rem);
  border-bottom: 1px solid var(--line);
  animation: rise 0.7s ease-out 0.05s both;
}

.product-kicker {
  margin: 0 0 0.55rem;
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--brand-orange);
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(14px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

.brand {
  margin: 0;
  font-size: clamp(3.4rem, 12vw, 6.5rem);
  font-weight: 700;
  letter-spacing: -0.06em;
  line-height: 0.9;
  text-transform: uppercase;
  color: var(--light);
  background: linear-gradient(120deg, #ffffff 18%, var(--brand-cream) 45%, var(--brand-orange) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.tagline {
  margin: 1rem 0 0;
  max-width: 28rem;
  font-size: 1.05rem;
  color: var(--muted);
  letter-spacing: 0.01em;
}

.stage {
  padding-top: clamp(1.75rem, 4vw, 2.5rem);
  animation: rise 0.8s ease-out 0.08s both;
}

.stage-head {
  margin-bottom: 1.25rem;
}

.stage-head h2 {
  margin: 0;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: #7ec9a0;
}

.stage-copy {
  margin: 0.45rem 0 0;
  color: var(--muted);
  font-size: 0.98rem;
}

.uploads {
  display: grid;
  gap: 1rem;
}

@media (min-width: 768px) {
  .uploads {
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
  }
}

.drop {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  min-height: 10.5rem;
  padding: 1.15rem 1.2rem 1.25rem;
  border: 1px solid transparent;
  border-radius: var(--radius);
  background: var(--light-soft);
  color: var(--ink-inverse);
  cursor: pointer;
  transition:
    border-color 0.2s ease,
    background 0.2s ease,
    transform 0.25s ease,
    box-shadow 0.25s ease;
}

.drop:hover,
.drop:focus-within {
  background: #fff;
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.35);
}

.drop.has-file {
  border-color: var(--accent);
  box-shadow: inset 3px 0 0 var(--accent), 0 10px 28px rgba(0, 0, 0, 0.28);
}

.drop-kicker {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  color: var(--brand-green);
}

.drop-title {
  font-size: 1.45rem;
  font-weight: 600;
  letter-spacing: -0.03em;
  color: var(--ink-inverse);
}

.drop-meta {
  margin-top: auto;
  font-family: var(--mono);
  font-size: 0.75rem;
  color: #5c6b63;
  word-break: break-all;
}

.drop input[type="file"] {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
}

.drop .error {
  color: #9a3412;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.35rem;
  align-items: center;
}

button {
  font-family: var(--sans);
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  padding: 0.85rem 1.2rem;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: var(--bg1);
  color: var(--ink);
  cursor: pointer;
  transition:
    background 0.2s ease,
    border-color 0.2s ease,
    color 0.2s ease,
    transform 0.2s ease;
}

button#process-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  min-width: 11.5rem;
  justify-content: space-between;
  background: var(--light);
  color: var(--ink-inverse);
  border-color: var(--light);
}

button#process-btn:not(:disabled):hover {
  background: var(--brand-orange);
  border-color: var(--brand-orange);
  color: #fff;
  transform: translateY(-1px);
}

button#process-btn:not(:disabled) .btn-chevron {
  transition: transform 0.2s ease;
}

button#process-btn:not(:disabled):hover .btn-chevron {
  transform: translateX(3px);
}

button.ghost {
  background: transparent;
  color: var(--muted);
}

button.ghost:hover:not(:disabled) {
  color: var(--ink);
  border-color: var(--ink);
}

button#retry-btn {
  border-color: var(--accent);
  color: var(--accent);
  background: transparent;
}

button#retry-btn:hover:not(:disabled) {
  background: var(--accent-soft);
}

button:hover:not(:disabled) {
  border-color: var(--accent);
}

button:disabled {
  opacity: 0.38;
  cursor: not-allowed;
}

.telemetry {
  margin-top: 1.35rem;
  display: flex;
  align-items: baseline;
  gap: 0.85rem;
  padding: 0.85rem 1rem;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: var(--panel);
  font-family: var(--mono);
}

.telemetry-label {
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  color: #7ec9a0;
}

.status {
  font-size: 0.92rem;
  color: var(--ink);
}

.status.is-busy::after {
  content: "";
  display: inline-block;
  width: 0.55em;
  margin-left: 0.15em;
  animation: blink 1s steps(1) infinite;
  border-right: 2px solid var(--accent);
  height: 0.9em;
  vertical-align: -0.1em;
}

@keyframes blink {
  50% {
    opacity: 0;
  }
}

.error {
  display: block;
  color: var(--warn);
  font-family: var(--mono);
  font-size: 0.78rem;
  margin-top: 0.45rem;
}

.error.banner {
  margin-top: 0.85rem;
  padding: 0.75rem 0.9rem;
  border: 1px solid rgba(255, 139, 106, 0.4);
  background: rgba(255, 139, 106, 0.08);
  border-radius: var(--radius);
}

.results {
  margin-top: clamp(2rem, 5vw, 3rem);
  padding-top: clamp(1.5rem, 3vw, 2rem);
  border-top: 1px solid var(--line);
  animation: rise 0.55s ease-out both;
}

.question-head {
  display: flex;
  flex-wrap: wrap;
  align-items: end;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.question-head h2 {
  margin: 0;
  font-size: clamp(1.6rem, 4vw, 2.2rem);
  letter-spacing: -0.04em;
  color: var(--light);
}

.match-chip {
  font-family: var(--mono);
  font-size: 0.85rem;
  font-weight: 500;
  padding: 0.45rem 0.7rem;
  border: 1px solid var(--ink-inverse);
  background: var(--brand-orange);
  color: #fff;
  border-radius: var(--radius);
}

.columns {
  display: grid;
  gap: 1rem;
}

@media (min-width: 768px) {
  .columns {
    grid-template-columns: 1fr 1fr;
  }
}

.panel {
  padding: 1rem 1.05rem;
  border: 1px solid transparent;
  border-radius: var(--radius);
  background: var(--light-soft);
  color: var(--ink-inverse);
  white-space: pre-wrap;
  font-family: var(--mono);
  font-size: 0.8rem;
  line-height: 1.55;
}

.panel-label {
  display: block;
  margin-bottom: 0.65rem;
  font-family: var(--sans);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #5c6b63;
}

.panel.feedback {
  margin-top: 1rem;
  border: 1px solid rgba(201, 95, 49, 0.55);
  background: linear-gradient(135deg, rgba(20, 26, 24, 0.95) 0%, rgba(45, 76, 57, 0.35) 55%, rgba(201, 95, 49, 0.12) 100%);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 1rem;
  line-height: 1.5;
}

.panel.feedback .panel-label {
  color: var(--brand-orange);
}

.site-footer {
  margin-top: clamp(2.5rem, 6vw, 4rem);
  padding-top: 1.35rem;
  border-top: 1px dashed var(--line-strong);
  animation: rise 0.7s ease-out 0.12s both;
}

.footer-lockup {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 0.75rem 0.85rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(20, 26, 24, 0.65);
}

.footer-mark {
  display: grid;
  place-items: center;
  width: 2.55rem;
  height: 2.55rem;
  padding: 0.28rem;
  background: var(--brand-cream);
  clip-path: polygon(0 0, calc(100% - 8px) 0, 100% 8px, 100% 100%, 0 100%);
  box-shadow: 0 0 0 1px rgba(201, 95, 49, 0.3);
}

.footer-mark img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: contain;
}

.footer-name {
  margin: 0;
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--brand-cream);
}

.footer-meta {
  margin: 0.2rem 0 0;
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.02em;
  color: var(--muted);
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

@media (prefers-reduced-motion: reduce) {
  .atmosphere::after,
  .scanline,
  .hero,
  .stage,
  .results,
  .status.is-busy::after,
  .signal-dot {
    animation: none;
  }

  .drop,
  button,
  .company-bar {
    transition: none;
  }
}