:root {
  font-family: "Inter", system-ui, sans-serif;
  color: #0f172a;
  --bg: #030712;
  --card: rgba(15, 23, 42, 0.85);
  --panel: rgba(15, 23, 42, 0.9);
  --muted: #94a3b8;
  --accent: #38bdf8;
  --danger: #f87171;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: #e2e8f0;
  font-family: "Space Grotesk", "Inter", system-ui, sans-serif;
}

.bg-orbit {
  position: fixed;
  inset: 0;
  background:
    radial-gradient(circle at 10% 20%, rgba(248, 113, 113, 0.3), transparent 45%),
    radial-gradient(circle at 80% 0%, rgba(56, 189, 248, 0.35), transparent 40%),
    radial-gradient(circle at 50% 80%, rgba(129, 140, 248, 0.25), transparent 45%),
    var(--bg);
  filter: blur(40px);
  z-index: 0;
}

.workspace {
  position: relative;
  z-index: 1;
  width: min(1200px, 100%);
  margin: 0 auto;
  padding: clamp(1.5rem, 5vw, 3rem);
}

.panel {
  background: var(--panel);
  border: 1px solid rgba(148, 163, 184, 0.15);
  border-radius: 24px;
  padding: clamp(1.8rem, 4vw, 3rem);
  box-shadow: 0 40px 120px rgba(2, 6, 23, 0.65);
  backdrop-filter: blur(12px);
}

.auth h1 {
  font-size: clamp(2.2rem, 6vw, 3.2rem);
  margin-bottom: 0.6rem;
}

label {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  font-size: 0.95rem;
}

input, textarea, select {
  border: 1px solid rgba(148, 163, 184, 0.2);
  border-radius: 0.9rem;
  padding: 0.85rem 1rem;
  background: rgba(15, 23, 42, 0.6);
  color: #f8fafc;
  font: inherit;
}

textarea {
  resize: vertical;
}

button {
  border: none;
  border-radius: 0.95rem;
  padding: 0.95rem 1.2rem;
  background: linear-gradient(120deg, #38bdf8, #6366f1);
  color: #0f172a;
  font-weight: 600;
  cursor: pointer;
  box-shadow: 0 20px 40px rgba(79, 134, 255, 0.35);
}

button.ghost {
  background: transparent;
  color: #e2e8f0;
  border: 1px solid rgba(148, 163, 184, 0.3);
  box-shadow: none;
}

button.danger {
  border-color: rgba(248, 113, 113, 0.5);
  color: var(--danger);
}

.error {
  color: var(--danger);
  min-height: 1rem;
}

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

h2 { margin: 0.4rem 0 0; }

.eyebrow {
  letter-spacing: 0.35em;
  text-transform: uppercase;
  font-size: 0.8rem;
  color: var(--muted);
}

.grid {
  margin-top: 2rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.5rem;
}

.card {
  background: rgba(15, 23, 42, 0.7);
  border-radius: 1.5rem;
  border: 1px solid rgba(148, 163, 184, 0.15);
  padding: 1.5rem;
}

.board {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  max-height: 720px;
}

.board-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.counter {
  font-size: 2rem;
  font-weight: 600;
}

.card-list {
  flex: 1;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.card-tile {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border: 1px solid rgba(148, 163, 184, 0.2);
  border-radius: 1.2rem;
  padding: 1rem 1.2rem;
  background: rgba(2, 6, 23, 0.45);
  gap: 1rem;
}

.card-tile .meta .title {
  font-weight: 600;
  font-size: 1.05rem;
}

.card-tile .actions {
  display: flex;
  gap: 0.4rem;
}

.card-tile button {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 999px;
}

.card-tile button i {
  font-size: 1.1rem;
}

.card-tile button.ghost i { color: #e2e8f0; }
.button-row { display: flex; gap: 0.5rem; }

.file input {
  border-style: dashed;
}

.toast {
  position: fixed;
  bottom: 2rem;
  left: 50%;
  transform: translate(-50%, 120%);
  background: #0ea5e9;
  color: #031525;
  padding: 0.85rem 1.5rem;
  border-radius: 999px;
  font-weight: 600;
  box-shadow: 0 20px 45px rgba(14, 165, 233, 0.35);
  transition: transform 0.3s ease;
}

.toast.show { transform: translate(-50%, 0); }

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

@media (max-width: 720px) {
  .card-tile {
    flex-direction: column;
    align-items: flex-start;
  }
  .card-tile .actions {
    width: 100%;
    justify-content: flex-start;
  }
}