/* Theme Variables */
:root {
  --bg: #0a0f14;
  --bg-card: #111820;
  --text: #e8fff5;
  --text-muted: #6b8f7a;
  --primary: #22c55e;
  --border: #1e3a28;
  --glow: 0 0 20px rgba(34,197,94,0.4);
  --glow-intense: 0 0 40px rgba(34,197,94,0.6);
}

/* Reset */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

/* Base */
body {
  font-family: "JetBrains Mono", monospace;
  background: linear-gradient(180deg, var(--bg) 0%, #050809 100%);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* Background Grid */
.background-grid {
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(34,197,94,0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(34,197,94,0.08) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
  z-index: 0;
}

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  background: rgba(10, 15, 20, 0.8);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.header-content {
  max-width: 72rem;
  margin: 0 auto;
  padding: 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-weight: 700;
  font-size: 1.1rem;
}

/* Back Button */
.back-btn {
  padding: 0.5rem 1rem;
  border: 1px solid var(--border);
  border-radius: 9999px;
  color: var(--text);
  text-decoration: none;
  font-size: 0.875rem;
  transition: all 0.3s ease;
}

.back-btn:hover {
  background: var(--bg-card);
  border-color: var(--primary);
  box-shadow: var(--glow);
}

/* Main Layout */
.main {
  position: relative;
  z-index: 10;
  max-width: 72rem;
  margin: 0 auto;
  padding: 6rem 1rem 3rem;
}

/* Intro */
.intro h1 {
  font-size: 2rem;
}

.intro p {
  max-width: 52rem;
  margin-top: 0.5rem;
  color: var(--text-muted);
}

.highlight {
  color: var(--primary);
}

/* Controls */
.controls {
  margin-top: 1.5rem;
  display: grid;
  gap: 0.75rem;
  grid-template-columns: 1fr;
}

@media (min-width: 768px) {
  .controls {
    grid-template-columns: 1fr 220px 180px;
    align-items: center;
  }
}

.input,
.select {
  width: 100%;
  padding: 0.9rem 1rem;
  border-radius: 0.75rem;
  border: 1px solid var(--border);
  background: rgba(17,24,32,0.55);
  color: var(--text);
  outline: none;
  transition: all 0.3s ease;
}

.input:focus,
.select:focus {
  border-color: rgba(34,197,94,0.7);
  box-shadow: var(--glow);
}

.check {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.875rem;
  color: var(--text-muted);
  cursor: pointer;
  user-select: none;
}

/* Native Checkbox verstecken */
.check input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

/* Custom Box */
.custom-check {
  width: 1.05rem;
  height: 1.05rem;
  border-radius: 0.35rem;
  border: 1px solid var(--border);
  background: rgba(17,24,32,0.6);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all 0.25s ease;
}

/* Hover */
.check:hover .custom-check {
  border-color: rgba(34,197,94,0.6);
  box-shadow: var(--glow);
}

/* Checkmark */
.custom-check::after {
  content: "";
  width: 0.45rem;
  height: 0.25rem;
  border-left: 2px solid var(--primary);
  border-bottom: 2px solid var(--primary);
  transform: rotate(-45deg) scale(0);
  transition: transform 0.2s ease;
}

/* Checked State */
.check input:checked + .custom-check {
  background: rgba(34,197,94,0.12);
  border-color: var(--primary);
  box-shadow: var(--glow);
}

.check input:checked + .custom-check::after {
  transform: rotate(-45deg) scale(1);
}


/* Stats */
.stats {
  margin-top: 1rem;
  font-size: 0.875rem;
  color: var(--text-muted);
}

/* Grid */
.grid {
  margin-top: 2rem;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

@media (min-width: 640px) {
  .grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* Card */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 1rem;
  padding: 1.25rem;
  color: inherit;
  text-decoration: none;
  transition: all 0.3s ease;
}

.card:hover {
  border-color: rgba(34,197,94,0.6);
  box-shadow: var(--glow);
  transform: translateY(-3px);
}

.card-top {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 1rem;
}

.title {
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.25;
}

.desc {
  margin-top: 0.6rem;
  min-height: 2.7em;
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* Badges */
.badges {
  margin-top: 1rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.badge {
  padding: 0.25rem 0.6rem;
  font-size: 0.75rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(10,15,20,0.35);
  color: var(--text-muted);
}

.badge.primary {
  border-color: rgba(34,197,94,0.6);
  color: var(--primary);
}

/* Meta */
.meta {
  margin-top: 1rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.meta .sep {
  opacity: 0.6;
}

/* States */
.state {
  margin-top: 2rem;
}

.loader {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-muted);
  transition: opacity 0.3s ease;
}

.dot {
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 999px;
  background: var(--primary);
  animation: pulse 1.2s infinite;
}

.dot:nth-child(2) { animation-delay: 0.2s; }
.dot:nth-child(3) { animation-delay: 0.4s; }

@keyframes pulse {
  0%, 100% { opacity: 0.35; transform: translateY(0); }
  50% { opacity: 1; transform: translateY(-2px); }
}

/* Error */
.error {
  padding: 1rem 1.25rem;
  border-radius: 1rem;
  border: 1px solid rgba(255, 90, 90, 0.35);
  background: rgba(255, 90, 90, 0.08);
  color: #ffb4b4;
}

.custom-select {
  position: relative;
}

.select-trigger {
  width: 100%;
  padding: 0.9rem 1rem;
  border-radius: 0.75rem;
  border: 1px solid var(--border);
  background: rgba(17,24,32,0.55);
  color: var(--text);
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  transition: all 0.3s ease;
}

.select-trigger:hover {
  border-color: rgba(34,197,94,0.6);
  box-shadow: var(--glow);
}

.chevron {
  width: 1rem;
  height: 1rem;
  stroke: var(--primary);
  fill: none;
  stroke-width: 2;
}

.select-menu {
  position: absolute;
  top: calc(100% + 0.5rem);
  left: 0;
  right: 0;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 1rem;
  box-shadow: var(--glow-intense);
  overflow: hidden;
  display: none;
  z-index: 100;
}

.select-menu div {
  padding: 0.75rem 1rem;
  cursor: pointer;
  transition: background 0.2s ease;
}

.select-menu div:hover {
  background: rgba(34,197,94,0.08);
  color: var(--primary);
}

.custom-select.open .select-menu {
  display: block;
}

/* Footer */
.footer {
  text-align: center;
  padding: 3rem 0;
  border-top: 1px solid var(--border);
  font-size: 0.75rem;
  color: var(--text-muted);
}