/* Global theme + UI system */
:root {
  --bg: #0c1016;
  --bg-alt: #111827;
  --surface: #151c24;
  --surface-2: #1b2430;
  --text: #e6edf5;
  --muted: #96a3b5;
  --primary: #2fb6d7;
  --primary-strong: #1599b8;
  --success: #2fbf71;
  --warn: #f6c453;
  --danger: #f0625f;
  --radius: 14px;
  --radius-sm: 10px;
  --shadow: 0 18px 40px rgba(7, 12, 20, 0.45);
  --shadow-soft: 0 12px 24px rgba(7, 12, 20, 0.3);
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --space-7: 48px;
  --font-sans: "Space Grotesk", "Segoe UI", sans-serif;
  --font-display: "Press Start 2P", cursive;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

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

body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--text);
  background: radial-gradient(circle at 20% 10%, #1a2432 0, var(--bg) 45%, #06080f 100%);
  background-repeat: no-repeat;
  background-size: cover;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background:
    radial-gradient(circle at 85% 15%, rgba(47, 182, 215, 0.12), transparent 55%),
    radial-gradient(circle at 10% 85%, rgba(246, 196, 83, 0.12), transparent 50%);
  pointer-events: none;
  z-index: -1;
}

img {
  max-width: 100%;
  height: auto;
}

a {
  color: inherit;
}

.page {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.page-clicker .container,
.page-clicker .wrapper {
  max-width: 2000px;
}

.container,
.wrapper {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 var(--space-5);
}

main {
  flex: 1 0 auto;
}

/* Accessibility */
.skip-link {
  position: absolute;
  top: -40px;
  left: 0;
  padding: 8px 12px;
  background: var(--primary);
  color: #0b0f14;
  text-decoration: none;
  z-index: 100;
}

.skip-link:focus {
  top: 0;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

/* Typography */
h1,
h2,
h3,
h4 {
  font-weight: 600;
  margin: 0 0 var(--space-3);
  color: var(--text);
}

h1 {
  font-size: clamp(2rem, 4vw, 2.8rem);
  letter-spacing: 0.01em;
}

h2 {
  font-size: clamp(1.4rem, 2.5vw, 1.85rem);
}

h3 {
  font-size: 1.2rem;
}

p {
  margin: 0 0 var(--space-4);
  color: var(--muted);
  line-height: 1.6;
}

.lead {
  font-size: 1.05rem;
}

/* Header / Nav */
.header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid rgba(148, 163, 184, 0.15);
  backdrop-filter: blur(16px);
  background: linear-gradient(to bottom, rgba(10, 14, 20, 0.85), rgba(10, 14, 20, 0.2));
}

.header .container,
.header .wrapper {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.9rem var(--space-5);
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  color: #c7d2fe;
}

.logo img {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.45);
}

.logo-text {
  font-family: var(--font-display);
  font-size: 14px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  white-space: nowrap;
}

.nav {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-wrap: wrap;
}

.nav-link {
  font-size: 0.95rem;
  text-decoration: none;
  color: var(--muted);
  padding: 0.35rem 0.85rem;
  border-radius: 999px;
  transition: color 0.18s ease, background 0.18s ease;
}

.nav-link:hover,
.nav-link:focus-visible {
  color: var(--text);
  background: rgba(148, 163, 184, 0.16);
}

.nav-link.active {
  color: #0b0f14;
  background: linear-gradient(135deg, #67d6e2, var(--primary));
}

.nav-group {
  position: relative;
}

.nav-group summary {
  list-style: none;
  cursor: pointer;
}

.nav-group summary::-webkit-details-marker {
  display: none;
}

.nav-group[open] .nav-link {
  color: var(--text);
}

.nav-menu {
  position: absolute;
  top: 120%;
  right: 0;
  min-width: 180px;
  background: var(--surface);
  border-radius: var(--radius-sm);
  border: 1px solid rgba(148, 163, 184, 0.2);
  box-shadow: var(--shadow-soft);
  padding: var(--space-2);
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.nav-group:not([open]) .nav-menu {
  display: none;
}

.nav-group.active summary {
  background: linear-gradient(135deg, #67d6e2, var(--primary));
  color: #0b0f14;
}

/* Layout helpers */
.section {
  padding: var(--space-7) 0;
}

.section-header {
  margin-bottom: var(--space-5);
}

.divider {
  height: 1px;
  background: rgba(148, 163, 184, 0.2);
  margin: var(--space-5) 0;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--space-5);
}

.card {
  background: linear-gradient(145deg, rgba(27, 36, 48, 0.96), rgba(17, 24, 39, 0.98));
  border-radius: var(--radius);
  border: 1px solid rgba(148, 163, 184, 0.14);
  padding: var(--space-5);
  box-shadow: var(--shadow);
}

.card p:last-child {
  margin-bottom: 0;
}

.list {
  list-style: none;
  margin: 0;
  padding: 0;
}

/* Buttons / badges */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.6rem 1.3rem;
  border-radius: 999px;
  border: 1px solid rgba(148, 163, 184, 0.35);
  background: rgba(21, 28, 36, 0.9);
  color: var(--text);
  font-size: 0.9rem;
  text-decoration: none;
  cursor: pointer;
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}

.btn:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-soft);
  border-color: rgba(148, 163, 184, 0.6);
}

.btn-primary {
  background: linear-gradient(135deg, #67d6e2, var(--primary));
  color: #0b0f14;
  border-color: transparent;
}

.btn.small {
  padding: 0.45rem 0.95rem;
  font-size: 0.8rem;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  background: rgba(148, 163, 184, 0.15);
  color: var(--muted);
}

.badge-success {
  background: rgba(47, 191, 113, 0.2);
  color: #5de08f;
}

.badge-warn {
  background: rgba(246, 196, 83, 0.2);
  color: #f6d47b;
}

.badge-danger {
  background: rgba(240, 98, 95, 0.2);
  color: #ff8b86;
}

/* Hero */
.hero {
  padding: var(--space-7) 0 var(--space-6);
}

.hero-text {
  max-width: 640px;
}

.hero-logo {
  width: 78px;
  height: auto;
  border-radius: 18px;
  box-shadow: 0 14px 30px rgba(0, 0, 0, 0.4);
  margin-bottom: var(--space-4);
}

.hero-actions {
  margin-top: var(--space-4);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

/* Status page */
.page-status main {
  padding: var(--space-6) 0 var(--space-7);
}

.page-header {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--space-5);
  margin-bottom: var(--space-5);
}

.kpi {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.kpi-item {
  background: rgba(21, 28, 36, 0.9);
  border: 1px solid rgba(148, 163, 184, 0.2);
  border-radius: var(--radius-sm);
  padding: var(--space-3) var(--space-4);
  min-width: 150px;
}

.kpi-label {
  display: block;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.kpi-value {
  display: block;
  font-size: 1rem;
  color: var(--text);
}

.status-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--space-4);
}

.status-card {
  display: grid;
  gap: var(--space-3);
}

.status-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.status-name {
  font-weight: 600;
  color: var(--text);
}

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

/* Tools section */
.tools-header {
  margin-bottom: var(--space-4);
}

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

.tools-group {
  margin-top: var(--space-6);
}

.tools-group-header {
  margin-bottom: var(--space-4);
}

.tools-group-header h3 {
  margin-bottom: var(--space-2);
}

.tools-group-header p {
  margin: 0;
  color: var(--muted);
}

.tool-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--space-4);
}

.tool-card {
  background: var(--surface);
  border: 1px solid rgba(148, 163, 184, 0.2);
  border-radius: var(--radius);
  padding: var(--space-5);
  box-shadow: var(--shadow-soft);
}

.tool-card--primary {
  border-color: rgba(103, 214, 226, 0.45);
  background: linear-gradient(145deg, rgba(27, 40, 55, 0.95), rgba(17, 27, 40, 0.98));
}

.tool-card--compact {
  padding: var(--space-4);
}

.tool-desc {
  margin: 0 0 var(--space-3);
}

.tool-row {
  display: flex;
  gap: var(--space-2);
  align-items: center;
}

.tool-output-row {
  display: flex;
  gap: var(--space-2);
  align-items: flex-start;
  margin-bottom: var(--space-3);
}

.tool-buttons-vertical {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.tool-output {
  flex: 1;
  padding: 0.45rem 0.6rem;
  border-radius: 10px;
  border: 1px solid rgba(148, 163, 184, 0.5);
  background: rgba(10, 14, 20, 0.85);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 0.9rem;
}

.tool-actions {
  margin-top: var(--space-3);
  display: flex;
  justify-content: flex-start;
  gap: var(--space-2);
  flex-wrap: wrap;
}

.tool-actions .btn {
  padding: 0.55rem 1rem;
  font-size: 0.9rem;
}

.tool-actions .btn.small {
  padding: 0.45rem 0.85rem;
  font-size: 0.82rem;
}

.tool-advanced {
  margin-top: var(--space-3);
  padding: var(--space-3);
  border-radius: var(--radius-sm);
  border: 1px dashed rgba(148, 163, 184, 0.25);
  background: rgba(10, 14, 20, 0.35);
}

.btn-ghost {
  background: transparent;
  border-color: rgba(148, 163, 184, 0.4);
  color: var(--muted);
}

.btn-ghost:hover {
  color: var(--text);
}

.tool-textarea {
  resize: none;
  min-height: 80px;
  max-height: 200px;
  width: 100%;
  overflow-y: auto;
  overflow-x: hidden;
}

.tool-output:focus {
  outline: none;
  border-color: var(--primary);
}

.tool-output-separated {
  margin-top: var(--space-3);
}

.tool-hint,
.tool-label {
  display: block;
  font-size: 0.75rem;
  color: var(--muted);
}

.tool-label {
  margin: var(--space-3) 0 var(--space-2);
}

.emoji-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(32px, 1fr));
  gap: 6px;
  margin-top: var(--space-3);
  max-height: 120px;
  overflow-y: auto;
  padding-right: var(--space-2);
  margin-right: calc(var(--space-2) * -1);
  scrollbar-width: thin;
  scrollbar-color: rgba(148, 163, 184, 0.3) rgba(15, 23, 42, 0.5);
}

.emoji-grid::-webkit-scrollbar {
  width: 8px;
}

.emoji-grid::-webkit-scrollbar-track {
  background: rgba(15, 23, 42, 0.5);
  border-radius: 4px;
}

.emoji-grid::-webkit-scrollbar-thumb {
  background: rgba(148, 163, 184, 0.3);
  border-radius: 4px;
}

.emoji-grid span {
  font-size: 22px;
  cursor: pointer;
  text-align: center;
  padding: 4px;
  border-radius: 6px;
  transition: background 0.15s;
}

.emoji-grid span:hover {
  background: rgba(255, 255, 255, 0.08);
}

.toast {
  position: fixed;
  right: auto;
  bottom: auto;
  z-index: 80;
  max-width: 240px;
  padding: 0.65rem 1rem;
  border-radius: 999px;
  background: rgba(47, 182, 215, 0.95);
  color: #0b0f14;
  font-size: 0.85rem;
  box-shadow: var(--shadow-soft);
  opacity: 0;
  transform: translateY(12px);
  pointer-events: none;
  transition: opacity 0.2s ease, transform 0.2s ease;
}

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

.vote-list {
  margin-top: var(--space-3);
  padding-left: var(--space-4);
  font-size: 0.85rem;
  color: var(--muted);
}

.vote-stats {
  margin-top: var(--space-2);
  font-size: 0.8rem;
  color: var(--muted);
}

.game-card {
  min-height: 360px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  gap: var(--space-3);
}

.game-panel {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.password-length-row {
  margin-top: var(--space-2);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  font-size: 0.85rem;
  color: var(--muted);
}

.password-length-row label {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.password-length-row input[type="range"] {
  appearance: none;
  width: 100%;
  height: 6px;
  border-radius: 999px;
  background: rgba(55, 65, 81, 0.9);
  outline: none;
}

.password-length-row input[type="range"]::-webkit-slider-thumb {
  appearance: none;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--primary);
  cursor: pointer;
  box-shadow: 0 0 0 3px rgba(47, 182, 215, 0.35);
}

.password-length-row input[type="range"]::-moz-range-thumb {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--primary);
  cursor: pointer;
  box-shadow: 0 0 0 3px rgba(47, 182, 215, 0.35);
}

/* Footer */
.footer {
  border-top: 1px solid rgba(148, 163, 184, 0.16);
  background: radial-gradient(circle at top, rgba(15, 23, 42, 0.9), #06080f);
  padding: var(--space-4) 0 var(--space-5);
  font-size: 0.8rem;
  color: var(--muted);
  text-align: center;
}

.footer-link {
  color: var(--muted);
  text-decoration: none;
  margin: 0 0.35rem;
}

.footer-link:hover {
  color: var(--text);
  text-decoration: underline;
}

/* Motion */
.reveal {
  animation: revealUp 0.6s ease both;
  animation-delay: var(--delay, 0s);
}

@keyframes revealUp {
  from {
    opacity: 0;
    transform: translateY(14px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (prefers-reduced-motion: reduce) {
  .reveal {
    animation: none;
  }
}

/* Responsive */
@media (max-width: 820px) {
  .header .container,
  .header .wrapper {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-3);
  }

  .nav {
    width: 100%;
  }

  .nav-menu {
    position: static;
    box-shadow: none;
    background: transparent;
    border: none;
    padding: 0;
  }

  .nav-group[open] .nav-menu {
    display: flex;
    padding-top: var(--space-2);
  }
}

@media (min-width: 900px) {
  body {
    font-size: 15px;
  }

  .section {
    padding: var(--space-6) 0;
  }

  .tools-header {
    margin-bottom: var(--space-3);
  }

  .tools-group {
    margin-top: var(--space-5);
  }

  .tools-group-header h3 {
    font-size: 1.05rem;
  }

  .tool-grid {
    gap: var(--space-3);
  }

  .tool-card {
    padding: var(--space-4);
  }

  .tool-card--compact {
    padding: var(--space-3);
  }

  .tool-card--primary {
    grid-column: span 2;
  }

  .tool-card h4 {
    font-size: 1rem;
    margin-bottom: var(--space-2);
  }

  .tool-desc {
    margin-bottom: var(--space-2);
  }

  .tool-output-row {
    margin-bottom: var(--space-2);
  }

  .tool-row {
    gap: var(--space-2);
  }

  .tool-actions {
    margin-top: var(--space-2);
  }

  .tool-advanced {
    margin-top: var(--space-2);
    padding: var(--space-2);
  }

  .btn {
    padding: 0.45rem 0.9rem;
    font-size: 0.82rem;
  }

  .btn.small {
    padding: 0.35rem 0.75rem;
    font-size: 0.75rem;
  }

  .tool-actions .btn {
    padding: 0.5rem 0.95rem;
    font-size: 0.86rem;
  }

  .tool-actions .btn.small {
    padding: 0.4rem 0.8rem;
    font-size: 0.8rem;
  }

  .tool-output {
    font-size: 0.85rem;
    padding: 0.4rem 0.55rem;
  }

  .tool-output:not(.tool-textarea) {
    height: 36px;
  }
}

@media (max-width: 640px) {
  .container,
  .wrapper {
    padding: 0 var(--space-4);
  }

  .hero {
    padding-top: var(--space-6);
  }
}