:root {
  color-scheme: dark;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: #0b0f19;
  color: #f6f7fb;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  background: radial-gradient(circle at top left, rgba(76, 111, 255, 0.22), transparent 32rem), #0b0f19;
}

.shell {
  width: min(920px, 100%);
  margin: 0 auto;
  padding: 32px 18px;
}

.hero, .panel {
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 20px;
  background: rgba(17, 24, 39, 0.78);
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.28);
}

.hero { padding: 28px; margin-bottom: 18px; }
.hero h1 { margin: 0 0 10px; font-size: clamp(2rem, 5vw, 4rem); line-height: 1; }
.hero p { color: #b7c0d8; }
.eyebrow { color: #8ea2ff; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; }

.panel { padding: 20px; margin-top: 16px; }
.panel-heading, .search-row { display: flex; gap: 12px; align-items: center; justify-content: space-between; }
h2 { margin: 0 0 12px; }

button, input {
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 12px;
  color: #fff;
  font: inherit;
}

button {
  cursor: pointer;
  background: linear-gradient(135deg, #5b7cfa, #8c5cf6);
  padding: 10px 14px;
  font-weight: 700;
}

button.secondary { background: #20283a; }
input { width: 100%; background: #0d1322; padding: 12px 14px; }
select { color: #f6f7fb; font: inherit; }
.status { color: #aab6d3; }
.memory-list { display: grid; gap: 10px; margin-top: 14px; }
.memory-card {
  padding: 14px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 14px;
  background: rgba(7, 11, 20, 0.72);
}
.memory-meta { color: #8ea2ff; font-size: 0.85rem; margin-top: 8px; }
.error { color: #ff9aa2; }
.success { color: #8ef0b0; }

body {
  background:
    radial-gradient(90% 58% at 8% -10%, rgba(34, 197, 154, 0.2), transparent 64%),
    radial-gradient(72% 52% at 100% 8%, rgba(99, 102, 241, 0.17), transparent 64%),
    #080a0f;
}

.shell {
  width: min(960px, 100%);
  padding: clamp(28px, 5vw, 56px) clamp(16px, 3vw, 28px) 56px;
}

.hero,
.panel {
  border-color: rgba(255, 255, 255, 0.11);
  background: linear-gradient(145deg, rgba(27, 30, 38, 0.92), rgba(12, 14, 20, 0.88));
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.05) inset,
    0 24px 72px rgba(0, 0, 0, 0.34);
  backdrop-filter: blur(16px);
}

.hero {
  position: relative;
  overflow: hidden;
  padding: clamp(28px, 5vw, 46px);
}

.hero::after {
  position: absolute;
  top: -9rem;
  right: -8rem;
  width: 24rem;
  height: 24rem;
  border-radius: 50%;
  content: "";
  background: radial-gradient(circle, rgba(110, 231, 183, 0.16), transparent 67%);
  pointer-events: none;
}

.hero h1 {
  max-width: 760px;
  letter-spacing: -0.055em;
}

.panel {
  margin-top: 20px;
  padding: clamp(20px, 3vw, 28px);
}

button {
  border-color: rgba(167, 243, 208, 0.22);
  background: linear-gradient(135deg, #0f9f76, #10b981);
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.2) inset,
    0 10px 24px rgba(16, 185, 129, 0.18);
  transition: transform 160ms ease, box-shadow 160ms ease, filter 160ms ease;
}

button:hover:not(:disabled) {
  filter: brightness(1.08);
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.22) inset,
    0 14px 30px rgba(16, 185, 129, 0.26);
  transform: translateY(-1px);
}

button:disabled {
  cursor: wait;
  opacity: 0.68;
}

button.secondary {
  background: linear-gradient(145deg, #2e3444, #202635);
  box-shadow: none;
}

input {
  background: rgba(5, 8, 13, 0.72);
}

.status {
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 24px;
}

.spinner {
  display: inline-block;
  width: 14px;
  height: 14px;
  flex: 0 0 auto;
  border: 2px solid rgba(167, 243, 208, 0.23);
  border-top-color: #6ee7b7;
  border-radius: 50%;
  animation: cortex-spin 720ms linear infinite;
}

.toast {
  position: fixed;
  z-index: 10;
  right: 20px;
  bottom: 20px;
  max-width: min(360px, calc(100vw - 40px));
  padding: 11px 14px;
  border: 1px solid rgba(110, 231, 183, 0.22);
  border-radius: 12px;
  color: #d1fae5;
  background: rgba(14, 33, 27, 0.95);
  box-shadow: 0 18px 48px rgba(0, 0, 0, 0.42);
  font-size: 0.9rem;
  opacity: 0;
  pointer-events: none;
  transform: translateY(10px);
  transition: opacity 180ms ease, transform 180ms ease;
}

.toast.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.toast.error {
  border-color: rgba(253, 164, 175, 0.24);
  color: #fecdd3;
  background: rgba(58, 20, 29, 0.95);
}

.analytics-summary,
.muted {
  margin: 12px 0 0;
  color: #95a1b8;
  font-size: 0.92rem;
}

.browser-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

select {
  min-height: 42px;
  padding: 9px 34px 9px 12px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 12px;
  background: rgba(5, 8, 13, 0.72);
}

.memory-content {
  line-height: 1.55;
}

.memory-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 10px;
}

.memory-tags span {
  padding: 3px 7px;
  border: 1px solid rgba(110, 231, 183, 0.18);
  border-radius: 999px;
  color: #a7f3d0;
  background: rgba(16, 185, 129, 0.08);
  font-size: 0.74rem;
}

.memory-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 14px;
}

button.text-button {
  padding: 5px 8px;
  border: 0;
  border-radius: 8px;
  color: #a7f3d0;
  background: rgba(16, 185, 129, 0.1);
  box-shadow: none;
  font-size: 0.78rem;
}

button.text-button.danger {
  color: #fecdd3;
  background: rgba(244, 63, 94, 0.1);
}

.settings-panel .panel-heading {
  align-items: flex-start;
}

.toggle-row {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 14px 0 2px;
  color: #d7ddeb;
  line-height: 1.45;
}

.toggle-row input {
  width: 18px;
  height: 18px;
  margin-top: 1px;
  accent-color: #10b981;
}

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

@media (max-width: 620px) {
  .panel-heading,
  .search-row {
    align-items: stretch;
    flex-direction: column;
  }

  .panel-heading > button,
  .search-row > button {
    width: 100%;
  }

  .browser-actions {
    width: 100%;
    flex-direction: column;
    align-items: stretch;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}