@import url("https://fonts.googleapis.com/css2?family=IBM+Plex+Sans:wght@400;500;600;700&family=IBM+Plex+Mono:wght@400;500&family=Fraunces:opsz,wght@9..144,600;9..144,700&display=swap");

:root {
  color-scheme: light;
  --bg: #f5efe3;
  --ink: #151515;
  --muted: #5b5e66;
  --card: rgba(255, 255, 255, 0.85);
  --stroke: rgba(21, 21, 21, 0.1);
  --accent: #eb5e28;
  --accent-2: #113946;
  --accent-3: #ffd166;
  --shadow: 0 18px 48px rgba(17, 57, 70, 0.12);
  --radius: 20px;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
}

body {
  min-height: 100vh;
  font-family: "IBM Plex Sans", system-ui, sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at 8% 5%, rgba(235, 94, 40, 0.18), transparent 45%),
    radial-gradient(circle at 92% 14%, rgba(17, 57, 70, 0.12), transparent 48%),
    radial-gradient(circle at 70% 90%, rgba(255, 209, 102, 0.22), transparent 42%),
    var(--bg);
}

.bg-grid {
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(17, 57, 70, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(17, 57, 70, 0.045) 1px, transparent 1px);
  background-size: 28px 28px;
  mask-image: radial-gradient(circle at 50% 30%, black 50%, transparent 88%);
  pointer-events: none;
  z-index: -3;
}

.glow {
  position: fixed;
  width: 34rem;
  height: 34rem;
  filter: blur(56px);
  opacity: 0.65;
  pointer-events: none;
  z-index: -2;
}

.glow-a {
  top: -12rem;
  right: -8rem;
  background: rgba(235, 94, 40, 0.35);
}

.glow-b {
  bottom: -12rem;
  left: -8rem;
  background: rgba(17, 57, 70, 0.25);
}

.shell {
  max-width: 1080px;
  margin: 0 auto;
  padding: 2rem 1rem 4rem;
}

.hero {
  background: linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.86),
    rgba(255, 255, 255, 0.64)
  );
  border: 1px solid rgba(21, 21, 21, 0.08);
  border-radius: calc(var(--radius) + 6px);
  box-shadow: var(--shadow);
  padding: 1.2rem 1.25rem 1.35rem;
  backdrop-filter: blur(12px);
}

.eyebrow {
  margin: 0 0 0.45rem;
  font: 500 0.76rem/1 "IBM Plex Mono", monospace;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent-2);
}

.hero h1 {
  margin: 0;
  font-family: "Fraunces", Georgia, serif;
  font-size: clamp(2rem, 5vw, 3.35rem);
  line-height: 0.96;
  letter-spacing: -0.02em;
  max-width: 14ch;
}

.lede {
  margin: 0.8rem 0 0;
  color: var(--muted);
  max-width: 62ch;
  line-height: 1.45;
}

.controls {
  margin-top: 1rem;
  background: var(--card);
  border: 1px solid var(--stroke);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 0.9rem;
  backdrop-filter: blur(10px);
}

.control-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto auto;
  gap: 0.75rem;
  align-items: end;
}

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

.field span {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--muted);
}

.field input,
.field select {
  min-height: 2.7rem;
  border: 1px solid rgba(21, 21, 21, 0.18);
  border-radius: 14px;
  background: #fff;
  color: var(--ink);
  padding: 0 0.8rem;
  font: inherit;
}

.field input:focus,
.field select:focus {
  outline: 3px solid rgba(235, 94, 40, 0.22);
  border-color: var(--accent);
}

.field.compact select {
  width: 6rem;
}

button {
  min-height: 2.7rem;
  border: 1px solid rgba(21, 21, 21, 0.12);
  border-radius: 999px;
  padding: 0 1rem;
  font: 700 0.95rem/1 "IBM Plex Sans", sans-serif;
  color: #fff;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.16), transparent),
    linear-gradient(90deg, var(--accent-2), var(--accent));
  box-shadow: 0 10px 22px rgba(17, 57, 70, 0.18);
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, opacity 0.15s ease;
}

button:hover {
  transform: translateY(-1px);
  box-shadow: 0 14px 26px rgba(17, 57, 70, 0.22);
}

button:disabled {
  opacity: 0.55;
  cursor: progress;
  transform: none;
}

.meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin-top: 0.85rem;
}

.meta-pill {
  border: 1px solid rgba(21, 21, 21, 0.1);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.78);
  padding: 0.42rem 0.75rem;
  font: 500 0.78rem/1.1 "IBM Plex Mono", monospace;
  color: #21252a;
}

.notice {
  margin: 0.8rem 0 0;
  padding: 0.7rem 0.8rem;
  border-radius: 12px;
  background: rgba(255, 209, 102, 0.24);
  border: 1px solid rgba(235, 94, 40, 0.14);
  color: #4a3614;
  font-size: 0.9rem;
}

.timeline-wrap {
  margin-top: 1rem;
}

.status {
  margin-bottom: 0.7rem;
  color: var(--muted);
  font-weight: 500;
}

.timeline {
  display: grid;
  gap: 0.9rem;
}

.tweet-card {
  position: relative;
  background: linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.92),
    rgba(255, 255, 255, 0.8)
  );
  border: 1px solid rgba(21, 21, 21, 0.08);
  border-radius: 18px;
  box-shadow: var(--shadow);
  overflow: hidden;
  animation: rise 220ms ease-out both;
}

.tweet-card::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 6px;
  background: linear-gradient(180deg, var(--accent), var(--accent-2));
}

.tweet-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
}

.tweet-pane {
  padding: 0.95rem 1rem 1rem 1.05rem;
}

.tweet-pane + .tweet-pane {
  border-left: 1px solid rgba(21, 21, 21, 0.08);
  background: rgba(17, 57, 70, 0.03);
}

.pane-label {
  margin: 0 0 0.4rem;
  color: var(--muted);
  font: 600 0.75rem/1 "IBM Plex Mono", monospace;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.tweet-text {
  margin: 0;
  white-space: pre-wrap;
  line-height: 1.42;
  word-break: break-word;
}

.tweet-text.decoded {
  font-size: 0.98rem;
}

.tweet-footer {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  align-items: center;
  border-top: 1px solid rgba(21, 21, 21, 0.07);
  padding: 0.65rem 1rem 0.8rem 1.05rem;
  background: rgba(255, 255, 255, 0.6);
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  border-radius: 999px;
  border: 1px solid rgba(21, 21, 21, 0.1);
  padding: 0.3rem 0.55rem;
  font: 500 0.72rem/1 "IBM Plex Mono", monospace;
  color: #2c3138;
  background: #fff;
}

.chip.soft {
  background: rgba(17, 57, 70, 0.05);
}

.tweet-link {
  margin-left: auto;
  text-decoration: none;
  color: var(--accent-2);
  font-weight: 700;
  border-bottom: 1px solid rgba(17, 57, 70, 0.28);
}

.tweet-link:hover {
  color: var(--accent);
  border-bottom-color: rgba(235, 94, 40, 0.5);
}

.empty {
  padding: 1rem;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.65);
  border: 1px dashed rgba(21, 21, 21, 0.15);
  color: var(--muted);
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 840px) {
  .control-row {
    grid-template-columns: 1fr 1fr;
  }

  .control-row button {
    grid-column: 1 / -1;
  }

  .field.compact select {
    width: 100%;
  }

  .tweet-grid {
    grid-template-columns: 1fr;
  }

  .tweet-pane + .tweet-pane {
    border-left: none;
    border-top: 1px solid rgba(21, 21, 21, 0.08);
  }

  .tweet-link {
    margin-left: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  * {
    scroll-behavior: auto !important;
  }

  .tweet-card,
  button {
    animation: none !important;
    transition: none !important;
  }
}