/* Hero — centered single column: chip, headline, subcopy, paste box. */

.hero {
  padding-top: clamp(56px, 8vw, 104px);
  padding-bottom: 84px;
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(1000px 560px at 50% -6%, rgba(52, 211, 153, 0.16), transparent 60%),
    radial-gradient(760px 520px at 84% 26%, rgba(22, 160, 106, 0.10), transparent 62%),
    linear-gradient(180deg, #0a1a15 0%, #081613 46%, #060f11 100%);
  border-bottom: 1px solid var(--line);
}
:root[data-theme="light"] .hero {
  background:
    radial-gradient(1000px 560px at 50% -6%, rgba(16, 185, 129, 0.14), transparent 60%),
    radial-gradient(760px 520px at 84% 26%, rgba(15, 174, 159, 0.10), transparent 62%),
    linear-gradient(180deg, #e8f3ee 0%, #eef0e6 60%, var(--bg-0) 100%);
}

.hero-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.hero h1 {
  font-size: var(--step-h1);
  margin: 26px 0 22px;
}
.hero h1 .accent { color: var(--aqua); }

.hero-sub {
  color: var(--ink-2);
  max-width: 40rem;
  font-size: 1.18rem;
}

/* paste box — single dark container: borderless input, divider, tool bar */
.paste-card {
  margin-top: 40px;
  width: 100%;
  max-width: 860px;
  text-align: left;
  border: 1px solid var(--line);
  border-radius: 28px;
  background: var(--input-bg);
  box-shadow: var(--shadow);
  overflow: hidden;
  transition: border-color 0.25s ease, box-shadow 0.25s ease, background 0.3s ease;
}
.paste-card:focus-within {
  border-color: color-mix(in srgb, var(--aqua) 40%, transparent);
  box-shadow: var(--shadow), 0 0 0 4px var(--aqua-glow);
}

.paste-input {
  width: 100%;
  height: 156px;
  resize: none;
  overflow-y: auto;
  border: none;
  background: transparent;
  color: var(--input-ink);
  font-family: var(--font-body);
  font-size: 1.14rem;
  line-height: 1.5;
  padding: 24px 26px 16px;
}
.paste-input:focus { outline: none; }
.paste-input::placeholder { color: var(--input-placeholder); }
.paste-input::-webkit-scrollbar { width: 8px; }
.paste-input::-webkit-scrollbar-thumb { background: var(--input-scroll); border-radius: 8px; }

.paste-divider { height: 1px; background: var(--line); }

.paste-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 13px 15px 14px 24px;
}
.paste-tools { display: flex; align-items: center; gap: 24px; flex-wrap: wrap; }
.tool {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: none;
  border: none;
  padding: 0;
  cursor: pointer;
  color: var(--muted);
  font-family: var(--font-body);
  font-size: 0.76rem;
  font-weight: 600;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  transition: color 0.2s ease;
}
.tool:hover { color: var(--ink); }
.tool svg { width: 16px; height: 16px; }
.tool .val {
  color: var(--aqua);
  font-weight: 700;
  margin-left: 4px;
}

.counter { color: var(--muted); font-size: 0.82rem; font-variant-numeric: tabular-nums; }
.counter b { color: var(--aqua); font-weight: 600; }

.create-btn { padding: 12px 28px; white-space: nowrap; }

@media (max-width: 640px) {
  .paste-bar { flex-direction: column; align-items: stretch; }
  .paste-tools { justify-content: center; gap: 18px; }
  .create-btn { width: 100%; justify-content: center; }
}