:root {
  --bg: #06080a;
  --panel: #0d1117;
  --panel-soft: #111723;
  --line: #1f2a3a;
  --neon: #37ff8b;
  --amber: #ffb347;
  --text: #e5ecf4;
  --muted: #8fa2b8;
  --danger: #ff5f63;
}

* {
  box-sizing: border-box;
}

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

body {
  font-family: "Fira Code", monospace;
  color: var(--text);
  background:
    radial-gradient(circle at 10% 10%, rgba(55, 255, 139, 0.08) 0, transparent 40%),
    radial-gradient(circle at 90% 90%, rgba(255, 179, 71, 0.08) 0, transparent 42%),
    linear-gradient(135deg, #040607, var(--bg));
  padding: 20px;
}

.noise {
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image: repeating-linear-gradient(
    to bottom,
    rgba(255, 255, 255, 0.015) 0,
    rgba(255, 255, 255, 0.015) 1px,
    transparent 2px,
    transparent 4px
  );
  mix-blend-mode: screen;
  animation: pulse 0.12s infinite;
}

.topbar {
  max-width: 1200px;
  margin: 0 auto 16px;
  border: 1px solid var(--line);
  background: linear-gradient(90deg, rgba(13, 17, 23, 0.95), rgba(9, 12, 16, 0.95));
  padding: 14px 18px;
}

.topbar h1 {
  margin: 0;
  font-size: clamp(1.2rem, 2vw, 1.8rem);
  letter-spacing: 0.06em;
  color: var(--neon);
}

.topbar p {
  margin: 6px 0 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.app-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  gap: 16px;
}

.card {
  border: 1px solid var(--line);
  background: linear-gradient(165deg, rgba(17, 23, 35, 0.95), rgba(9, 12, 16, 0.95));
  padding: 18px;
  box-shadow: inset 0 0 0 1px rgba(55, 255, 139, 0.08), 0 8px 24px rgba(0, 0, 0, 0.4);
  animation: rise 220ms ease-out;
}

.hidden {
  display: none;
}

h2,
h3 {
  margin: 0 0 10px;
  color: var(--amber);
  letter-spacing: 0.05em;
}

.muted {
  margin-top: 0;
  color: var(--muted);
}

.form-block {
  display: grid;
  gap: 8px;
  margin-top: 14px;
}

label {
  color: var(--muted);
  font-size: 0.85rem;
}

input,
select,
button {
  font: inherit;
}

input,
select {
  border: 1px solid var(--line);
  background: #080c11;
  color: var(--text);
  padding: 10px;
  outline: none;
}

input:focus,
select:focus {
  border-color: var(--neon);
}

.btn-primary,
.btn-ghost {
  border: 1px solid var(--line);
  padding: 10px 12px;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  cursor: pointer;
}

.btn-primary {
  background: var(--neon);
  color: #00150a;
  font-weight: 700;
}

.btn-ghost {
  background: transparent;
  color: var(--amber);
}

.btn-primary:hover,
.btn-ghost:hover {
  filter: brightness(1.1);
}

.card-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}

.stats-row {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin: 14px 0;
}

.mini-panel,
.panel-box,
.timer-box,
.question-box {
  border: 1px solid var(--line);
  background: var(--panel);
  padding: 12px;
}

.mini-panel p,
.timer-box p {
  margin: 0;
  color: var(--muted);
  font-size: 0.8rem;
}

.mini-panel strong,
.timer-box strong {
  display: block;
  margin-top: 8px;
  font-size: 1.25rem;
}

.status-tag {
  color: var(--danger);
}

.dashboard-columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 12px;
}

.inline-form {
  display: flex;
  gap: 8px;
}

.inline-form input {
  flex: 1;
}

.run-note {
  margin: 10px 0 6px;
  color: var(--muted);
  font-size: 0.8rem;
}

.run-duration-buttons {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
  margin-bottom: 10px;
}

.run-duration {
  text-align: center;
}

.run-duration.active {
  background: rgba(55, 255, 139, 0.2);
  border-color: rgba(55, 255, 139, 0.6);
  color: var(--neon);
}

table {
  width: 100%;
  border-collapse: collapse;
}

th,
td {
  border-bottom: 1px solid var(--line);
  text-align: left;
  padding: 8px 6px;
  font-size: 0.88rem;
}

th {
  color: var(--muted);
}

.clickable-row {
  cursor: pointer;
}

.clickable-row:hover {
  background: rgba(55, 255, 139, 0.06);
}

.friend-summary {
  margin: 8px 0 12px;
  color: var(--text);
  font-size: 0.9rem;
}

.spark-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin: 8px 0 12px;
}

.spark-card {
  border: 1px solid var(--line);
  background: rgba(8, 12, 17, 0.65);
  padding: 8px;
}

.spark-card p {
  margin: 0 0 6px;
  color: var(--muted);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.spark-card svg {
  width: 100%;
  height: 46px;
  display: block;
}

h4 {
  margin: 14px 0 8px;
  color: var(--muted);
  font-size: 0.88rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.lesson-layout {
  display: grid;
  grid-template-columns: 2fr repeat(4, 1fr);
  gap: 10px;
  margin-bottom: 12px;
}

.timer-box strong {
  font-size: clamp(1.6rem, 5vw, 2.6rem);
  color: var(--neon);
}

.question-box {
  margin-bottom: 12px;
  font-size: clamp(1.2rem, 3vw, 2rem);
  text-align: center;
  transition: box-shadow 160ms ease, border-color 160ms ease;
}

.question-box.pulse-ok {
  border-color: rgba(55, 255, 139, 0.55);
  box-shadow: 0 0 0 1px rgba(55, 255, 139, 0.25), 0 0 14px rgba(55, 255, 139, 0.15);
}

.wide input {
  min-width: 220px;
}

.motivation-line {
  margin: 8px 0 10px;
  min-height: 20px;
  color: var(--neon);
  font-size: 0.9rem;
}

.pace-windows {
  margin-top: 10px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.lesson-sparks {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 10px;
}

.status-line {
  margin: 12px 0 0;
  min-height: 20px;
  color: var(--amber);
}

.fx-toggle {
  margin-top: 10px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
  font-size: 0.85rem;
}

.fx-toggle input {
  width: 16px;
  height: 16px;
  accent-color: var(--neon);
}

.pending-box {
  margin-top: 12px;
  border-top: 1px solid var(--line);
  padding-top: 10px;
}

.pending-box p {
  margin: 0 0 8px;
  color: var(--muted);
}

.pending-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  padding: 6px 0;
  border-bottom: 1px dashed rgba(143, 162, 184, 0.2);
}

.pending-item button {
  border: 1px solid var(--line);
  background: transparent;
  color: var(--neon);
  padding: 4px 8px;
  cursor: pointer;
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes pulse {
  0% {
    opacity: 0.18;
  }
  50% {
    opacity: 0.32;
  }
  100% {
    opacity: 0.18;
  }
}

@media (max-width: 900px) {
  .stats-row {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .lesson-layout {
    grid-template-columns: 1fr 1fr;
  }

  .lesson-sparks {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 600px) {
  body {
    padding: 10px;
  }

  .card {
    padding: 14px;
  }

  .inline-form {
    flex-direction: column;
  }

  .run-duration-buttons {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .lesson-layout {
    grid-template-columns: 1fr;
  }

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

  .pace-windows {
    grid-template-columns: 1fr;
  }

  .wide input {
    min-width: 0;
    width: 100%;
  }
}