/* style.css — Ethereans: Component Styles
   Game Boy DMG-01 aesthetic. Dark only. */

/* ============================================
   TESTNET BANNER
   ============================================ */
.testnet-banner {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 999;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-1) var(--space-4);
  background: rgba(255, 165, 0, 0.12);
  border-bottom: 1px solid rgba(255, 165, 0, 0.25);
  font-family: var(--font-display);
  font-size: 8px;
  color: #f0a030;
  letter-spacing: 0.08em;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.testnet-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #f0a030;
  animation: testnet-pulse 2s ease-in-out infinite;
}

@keyframes testnet-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

/* ============================================
   LAYOUT
   ============================================ */
.container {
  max-width: var(--content-default);
  margin-inline: auto;
  padding-inline: var(--space-4);
}

.section {
  padding: var(--space-12) var(--space-4);
}

@media (min-width: 768px) {
  .section {
    padding: var(--space-16) var(--space-8);
  }
}

/* ============================================
   TYPOGRAPHY
   ============================================ */
.heading-display {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  color: var(--color-primary);
  letter-spacing: 0.05em;
  text-shadow: 0 0 30px rgba(155, 188, 15, 0.4),
               0 0 60px rgba(155, 188, 15, 0.15);
}

.heading-section {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  color: var(--color-primary);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

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

.text-faint {
  color: var(--color-text-faint);
}

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

/* ============================================
   BUTTONS
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-md);
  font-family: var(--font-display);
  font-size: var(--text-xs);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background var(--transition-interactive),
              color var(--transition-interactive),
              box-shadow var(--transition-interactive),
              transform var(--transition-interactive);
  white-space: nowrap;
}

.btn:active {
  transform: translateY(1px);
}

.btn-primary {
  background: var(--color-primary);
  color: var(--color-text-inverse);
  border: none;
  box-shadow: 0 0 16px rgba(155, 188, 15, 0.2);
}

.btn-primary:hover {
  background: var(--color-primary-hover);
  box-shadow: 0 0 24px rgba(155, 188, 15, 0.35);
}

.btn-primary:active {
  background: var(--color-primary-active);
  box-shadow: none;
}

.btn-secondary {
  background: transparent;
  color: var(--color-primary);
  border: 1px solid var(--color-primary);
}

.btn-secondary:hover {
  background: var(--color-primary-highlight);
  box-shadow: 0 0 12px rgba(155, 188, 15, 0.1);
}

.btn-ghost {
  background: transparent;
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
}

.btn-ghost:hover {
  color: var(--color-text);
  border-color: var(--color-text-muted);
  background: rgba(255, 255, 255, 0.03);
}

.btn-lg {
  padding: var(--space-4) var(--space-8);
  font-size: var(--text-sm);
}

/* ============================================
   FORM INPUTS
   ============================================ */
.input-group {
  display: flex;
  gap: var(--space-2);
}

.input {
  flex: 1;
  padding: var(--space-3) var(--space-4);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  transition: border-color var(--transition-interactive),
              box-shadow var(--transition-interactive);
}

.input::placeholder {
  color: var(--color-text-faint);
}

.input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 2px rgba(155, 188, 15, 0.15);
}


/* ============================================
   CARDS & SURFACES
   ============================================ */
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
}

/* ============================================
   PALETTE SWITCHER
   ============================================ */
.palette-grid {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.palette-btn {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: border-color var(--transition-interactive),
              box-shadow var(--transition-interactive);
}

.palette-btn:hover {
  border-color: var(--color-text-muted);
}

.palette-btn.active {
  border-color: var(--color-primary);
  box-shadow: 0 0 8px rgba(155, 188, 15, 0.2);
}

.palette-swatch {
  display: flex;
  gap: 2px;
}

.palette-swatch span {
  width: 12px;
  height: 12px;
  border-radius: 2px;
}

.palette-label {
  font-family: var(--font-display);
  font-size: 8px;
  color: var(--color-text-muted);
  letter-spacing: 0.05em;
}

.palette-btn.active .palette-label {
  color: var(--color-primary);
}

/* ============================================
   PFP DISPLAY — LCD SCREEN
   ============================================ */
.lcd-screen {
  position: relative;
  display: inline-block;
  background: var(--gb-darkest);
  border: 3px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-3);
  box-shadow: inset 0 2px 8px rgba(0, 0, 0, 0.5),
              var(--shadow-glow);
}

.lcd-screen canvas,
.lcd-screen img {
  display: block;
  image-rendering: pixelated;
  image-rendering: crisp-edges;
}

/* Scanline overlay */
.lcd-screen::after {
  content: '';
  position: absolute;
  inset: var(--space-3);
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0, 0, 0, 0.08) 2px,
    rgba(0, 0, 0, 0.08) 4px
  );
  pointer-events: none;
  border-radius: calc(var(--radius-lg) - var(--space-3));
}

/* ============================================
   TOGGLE SWITCH
   ============================================ */
.toggle-group {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.toggle {
  position: relative;
  width: 40px;
  height: 22px;
  background: var(--color-border);
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: background var(--transition-interactive);
  border: none;
  padding: 0;
}

.toggle.active {
  background: var(--color-primary);
}

.toggle::after {
  content: '';
  position: absolute;
  top: 3px;
  left: 3px;
  width: 16px;
  height: 16px;
  background: var(--color-text);
  border-radius: var(--radius-full);
  transition: transform var(--transition-interactive);
}

.toggle.active::after {
  transform: translateX(18px);
  background: var(--color-text-inverse);
}

.toggle-label {
  font-family: var(--font-display);
  font-size: 8px;
  color: var(--color-text-muted);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* ============================================
   MINT PROGRESS
   ============================================ */
.mint-progress {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.mint-step {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-sm);
  color: var(--color-text-faint);
  transition: color var(--transition-interactive);
}

.mint-step.active {
  color: var(--color-primary);
}

.mint-step.done {
  color: var(--color-text-muted);
}

.mint-step-dot {
  width: 8px;
  height: 8px;
  border-radius: var(--radius-full);
  background: var(--color-text-faint);
  flex-shrink: 0;
  transition: background var(--transition-interactive),
              box-shadow var(--transition-interactive);
}

.mint-step.active .mint-step-dot {
  background: var(--color-primary);
  box-shadow: 0 0 8px rgba(155, 188, 15, 0.5);
  animation: pulse-dot 1s ease-in-out infinite;
}

.mint-step.done .mint-step-dot {
  background: var(--color-primary-active);
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

/* ============================================
   BADGE
   ============================================ */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-1) var(--space-3);
  background: var(--color-primary-highlight);
  border: 1px solid rgba(155, 188, 15, 0.2);
  border-radius: var(--radius-full);
  font-family: var(--font-display);
  font-size: 8px;
  color: var(--color-primary);
  letter-spacing: 0.05em;
}

/* ============================================
   DIVIDER
   ============================================ */
.divider {
  border: none;
  border-top: 1px solid var(--color-divider);
  margin: var(--space-8) 0;
}

/* ============================================
   HELPER TEXT & LINKS
   ============================================ */
a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition-interactive),
              text-decoration-color var(--transition-interactive);
}

a:hover {
  color: var(--color-primary-hover);
  text-decoration: underline;
}

.helper-text {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* ============================================
   ANIMATIONS
   ============================================ */
@keyframes fade-in {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes glow-pulse {
  0%, 100% {
    text-shadow: 0 0 30px rgba(155, 188, 15, 0.4),
                 0 0 60px rgba(155, 188, 15, 0.15);
  }
  50% {
    text-shadow: 0 0 40px rgba(155, 188, 15, 0.6),
                 0 0 80px rgba(155, 188, 15, 0.25);
  }
}

.animate-glow {
  animation: glow-pulse 3s ease-in-out infinite;
}

/* Fade-in on appear */
.fade-in {
  animation: fade-in 0.4s cubic-bezier(0.16, 1, 0.3, 1) both;
}

/* ============================================
   SECTION-SPECIFIC
   ============================================ */

/* Hero */
.hero {
  text-align: center;
  padding: var(--space-20) var(--space-4) var(--space-12);
}

@media (min-width: 768px) {
  .hero {
    padding: var(--space-32) var(--space-8) var(--space-16);
  }
}

.hero-title {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  color: var(--color-primary);
  letter-spacing: 0.08em;
  margin-bottom: var(--space-6);
  text-shadow: 0 0 40px rgba(155, 188, 15, 0.5),
               0 0 80px rgba(155, 188, 15, 0.2);
}

.hero-subtitle {
  font-family: var(--font-body);
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  max-width: 55ch;
  margin-inline: auto;
  line-height: 1.6;
}

/* Generate section */
.generate-section {
  max-width: var(--content-narrow);
  margin-inline: auto;
}

/* Result section */
.result-section {
  display: none;
  max-width: var(--content-default);
  margin-inline: auto;
}

.result-section.visible {
  display: block;
  animation: fade-in 0.5s cubic-bezier(0.16, 1, 0.3, 1) both;
}

.result-grid {
  display: grid;
  gap: var(--space-8);
}

@media (min-width: 768px) {
  .result-grid {
    grid-template-columns: auto 1fr;
    align-items: start;
  }
}

.result-display {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-4);
}

.result-controls {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.download-btns {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
}

/* Mint section */
.mint-section {
  display: none;
  max-width: var(--content-narrow);
  margin-inline: auto;
}

.mint-section.visible {
  display: block;
  animation: fade-in 0.5s cubic-bezier(0.16, 1, 0.3, 1) both;
}

.mint-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
}

.mint-result {
  display: none;
  text-align: center;
  padding: var(--space-6);
}

.mint-result.visible {
  display: block;
  animation: fade-in 0.5s cubic-bezier(0.16, 1, 0.3, 1) both;
}

/* Footer */
.footer {
  text-align: center;
  padding: var(--space-16) var(--space-4) var(--space-12);
  border-top: 1px solid var(--color-divider);
  margin-top: var(--space-8);
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: var(--space-4);
  flex-wrap: wrap;
  margin-top: var(--space-4);
}

/* ============================================
   FILE UPLOAD
   ============================================ */
.upload-area {
  position: relative;
}

.upload-input {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
  width: 100%;
  height: 100%;
}

/* ============================================
   GRAIN / ATMOSPHERE
   ============================================ */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  opacity: 0.025;
  pointer-events: none;
  z-index: 9999;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='300' height='300'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ============================================
   VERIFY CARD
   ============================================ */
.verify-card {
  padding: var(--space-4);
  background: var(--color-surface-offset);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-md);
}

/* ============================================
   HERO TAGLINE
   ============================================ */
.hero-tagline {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  color: var(--color-text-faint);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-top: var(--space-4);
}

/* ============================================
   VISION SECTION
   ============================================ */
.vision-section {
  border-top: 1px solid var(--color-divider);
}

.vision-grid {
  display: grid;
  gap: var(--space-4);
  grid-template-columns: 1fr;
  margin-bottom: var(--space-10);
}

@media (min-width: 600px) {
  .vision-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.vision-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  transition: border-color var(--transition-interactive),
              box-shadow var(--transition-interactive);
}

.vision-card:hover {
  border-color: var(--color-primary-active);
  box-shadow: 0 0 16px rgba(155, 188, 15, 0.08);
}

.vision-card-title {
  font-family: var(--font-display);
  font-size: 9px;
  color: var(--color-primary);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: var(--space-3);
}

.vision-card-text {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.7;
}

.vision-mission {
  font-family: var(--font-body);
  font-size: var(--text-lg);
  color: var(--color-text-faint);
  text-align: center;
  font-style: italic;
  letter-spacing: 0.02em;
  line-height: 1.7;
  max-width: 45ch;
  margin-inline: auto;
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 480px) {
  .hero-title {
    font-size: var(--text-2xl);
  }

  .input-group {
    flex-direction: column;
  }

  .download-btns {
    flex-direction: column;
  }

  .palette-label {
    display: none;
  }
}

/* ============================================
   OR SEPARATOR
   ============================================ */
.or-separator {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin: var(--space-4) 0;
  color: var(--color-text-faint);
  font-family: var(--font-display);
  font-size: 8px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.or-separator::before,
.or-separator::after {
  content: '';
  flex: 1;
  border-top: 1px solid var(--color-divider);
}

/* ============================================
   LOADING SPINNER
   ============================================ */
.spinner {
  display: inline-block;
  width: 16px;
  height: 16px;
  border: 2px solid var(--color-text-faint);
  border-top-color: var(--color-primary);
  border-radius: var(--radius-full);
  animation: spin 0.8s linear infinite;
}

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

/* Loading state for button */
.btn.loading {
  pointer-events: none;
  opacity: 0.7;
}

/* ============================================
   THE FIRST 100 — OGs GALLERY
   ============================================ */
.ogs-section {
  border-top: 1px solid var(--color-divider);
}

.ogs-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-bottom: var(--space-8);
}

.ogs-minted-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-1) var(--space-3);
  background: var(--color-primary-highlight);
  border: 1px solid rgba(155, 188, 15, 0.2);
  border-radius: var(--radius-full);
  font-family: var(--font-display);
  font-size: 8px;
  color: var(--color-primary);
  letter-spacing: 0.05em;
}

.ogs-minted-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--color-primary);
}

.ogs-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(72px, 1fr));
  gap: var(--space-2);
}

@media (min-width: 600px) {
  .ogs-grid {
    grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
    gap: var(--space-3);
  }
}

@media (min-width: 1024px) {
  .ogs-grid {
    grid-template-columns: repeat(10, 1fr);
  }
}

.og-cell {
  position: relative;
  aspect-ratio: 1;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  cursor: pointer;
  transition: border-color var(--transition-interactive),
              box-shadow var(--transition-interactive),
              transform var(--transition-interactive);
}

.og-cell:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-glow);
  transform: scale(1.05);
  z-index: 2;
}

.og-cell img,
.og-cell svg {
  width: 100%;
  height: 100%;
  display: block;
  image-rendering: pixelated;
  image-rendering: crisp-edges;
}

.og-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  background: rgba(10, 10, 10, 0.88);
  opacity: 0;
  transition: opacity var(--transition-interactive);
  padding: var(--space-1);
  text-align: center;
}

.og-cell:hover .og-overlay {
  opacity: 1;
}

.og-id {
  font-family: var(--font-display);
  font-size: 7px;
  color: var(--color-primary);
  letter-spacing: 0.05em;
}

.og-handle {
  font-family: var(--font-body);
  font-size: 9px;
  color: var(--color-text-muted);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  max-width: 100%;
}

.og-cell.empty {
  border-style: dashed;
  border-color: var(--color-divider);
}

.og-empty-label {
  font-family: var(--font-display);
  font-size: 7px;
  color: var(--color-text-faint);
  letter-spacing: 0.05em;
}

.ogs-loading {
  text-align: center;
  padding: var(--space-12) 0;
  color: var(--color-text-faint);
  font-family: var(--font-display);
  font-size: 8px;
  letter-spacing: 0.08em;
}

.ogs-loading .spinner-inline {
  display: inline-block;
  width: 14px;
  height: 14px;
  border: 2px solid var(--color-text-faint);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin-right: var(--space-2);
  vertical-align: middle;
}