/* ===============================================
   GYODON — buttons.css
   Kawaii sidebar navigation
   Requires core.css variables
   =============================================== */

:root {
  --sidebar-collapsed: 62px;
  --sidebar-width-expanded: 280px;
  --primary-glow: rgba(255, 183, 206, 0.2);
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Hide old div#title if coexisting */
div#title {
  display: none;
}

/* Override .middle margin for sidebar */
.middle {
  margin-left: calc(var(--sidebar-collapsed));
  transition: margin-left 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.sidebar:hover ~ .middle,
.sidebar.expanded ~ .middle {
  margin-left: calc(var(--sidebar-width-expanded));
}

/* ===============================================
   SIDEBAR
   =============================================== */

.sidebar {
  position: fixed;
  top: 0;
  left: 0;
  width: var(--sidebar-collapsed);
  height: 100vh;
  background: var(--sidebar-bg);
  border-right: 3px solid var(--border-color);
  box-shadow: 2px 0 12px rgba(162, 155, 254, 0.12);
  z-index: 9999;
  transition: width 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.sidebar:hover,
.sidebar.expanded {
  width: var(--sidebar-width-expanded);
}

/* -- Logo -- */

.sidebar-logo {
  padding: 14px 15px;
  display: flex;
  align-items: center;
  gap: 12px;
  border-bottom: 2px solid var(--border-color);
  min-height: 62px;
  cursor: pointer;
  background: rgba(255, 255, 255, 0.4);
  overflow: hidden;
  text-decoration: none;
}

.logo-squid {
  width: 36px;
  height: 36px;
  min-width: 36px;
  object-fit: contain;
  border-radius: 50%;
  transition: all var(--transition);
  filter: drop-shadow(0 2px 4px rgba(255, 183, 206, 0.5));
}

.sidebar:hover .logo-squid {
  width: 48px;
  height: 48px;
  filter: drop-shadow(0 4px 12px rgba(255, 183, 206, 0.6));
}

.sidebar-logo .logo-text {
  font-family: 'Ropa Sans', sans-serif;
  font-weight: 400;
  font-size: 17px;
  color: var(--text-primary);
  white-space: nowrap;
  opacity: 0;
  transform: translateX(-8px);
  transition: opacity 0.3s ease 0.1s, transform 0.3s ease 0.1s;
  letter-spacing: 0.5px;
}

.sidebar:hover .logo-text,
.sidebar.expanded .logo-text {
  opacity: 1;
  transform: translateX(0);
}

/* -- Nav items -- */

.sidebar-nav {
  flex: 1;
  padding: 10px 0;
  display: flex;
  flex-direction: column;
  gap: 1px;
  list-style: none;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 11px 15px;
  color: var(--text-secondary);
  text-decoration: none;
  position: relative;
  transition: all var(--transition);
  white-space: nowrap;
  font-size: 15px;
}

.nav-item::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 4px;
  height: 0;
  background: var(--primary-color);
  border-radius: 0 4px 4px 0;
  transition: height var(--transition);
}

.nav-item:hover {
  color: var(--text-primary);
  background: rgba(255, 183, 206, 0.15);
  text-shadow: none;
}

.nav-item:hover::before,
.nav-item.active::before {
  height: 22px;
}

.nav-item.active {
  color: var(--primary-color);
  background: var(--primary-glow);
}

/* Override link colors inside sidebar */
.nav-item:visited {
  color: var(--text-secondary);
}
.nav-item.active:visited {
  color: var(--primary-color);
}
.nav-item:hover:visited {
  color: var(--text-primary);
}

.nav-icon {
  width: 32px;
  min-width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 17px;
  border-radius: var(--border-radius-small);
  transition: all var(--transition);
}

.nav-item:hover .nav-icon {
  transform: scale(1.08);
}

.nav-label {
  font-size: 14px;
  opacity: 0;
  transform: translateX(-8px);
  transition: opacity 0.25s ease 0.05s, transform 0.25s ease 0.05s;
}

.sidebar:hover .nav-label,
.sidebar.expanded .nav-label {
  opacity: 1;
  transform: translateX(0);
}

/* Staggered reveal */
.nav-item:nth-child(2) .nav-label { transition-delay: 0.06s; }
.nav-item:nth-child(3) .nav-label { transition-delay: 0.08s; }
.nav-item:nth-child(4) .nav-label { transition-delay: 0.10s; }
.nav-item:nth-child(5) .nav-label { transition-delay: 0.12s; }
.nav-item:nth-child(6) .nav-label { transition-delay: 0.14s; }

/* -- Footer / status -- */

.sidebar-footer {
  padding: 14px 15px;
  border-top: 2px solid var(--border-color);
  background: rgba(255, 240, 243, 0.5);
}

.sidebar-status {
  display: flex;
  align-items: center;
  gap: 10px;
  white-space: nowrap;
}
.status-dot,
.status-dot-warning,
.status-dot-error {
	width: 8px;
	min-width: 8px;
	height: 8px;
	border-radius: 50%;
}

.status-dot         { background: var(--success-color); animation: pulse-success 2s infinite; }
.status-dot-warning { background: var(--info-color);    animation: pulse-info 2s infinite; }
.status-dot-error   { background: var(--error-color);   animation: pulse-error 2s infinite; }

@keyframes pulse-success {
	0%, 100% { box-shadow: 0 0 0 0 rgba(var(--success-rgb), 0.4); }
	50% { box-shadow: 0 0 0 6px rgba(var(--success-rgb), 0); }
}
@keyframes pulse-info {
	0%, 100% { box-shadow: 0 0 0 0 rgba(var(--info-rgb), 0.4); }
	50% { box-shadow: 0 0 0 6px rgba(var(--info-rgb), 0); }
}
@keyframes pulse-error {
	0%, 100% { box-shadow: 0 0 0 0 rgba(var(--error-rgb), 0.4); }
	50% { box-shadow: 0 0 0 6px rgba(var(--error-rgb), 0); }
}

.status-text {
  font-size: 12px;
  color: var(--text-muted);
  opacity: 0;
  transition: opacity 0.3s ease 0.15s;
}

.sidebar:hover .status-text,
.sidebar.expanded .status-text { opacity: 1; }

/* ===============================================
   SKIN FOOTER
   =============================================== */

#footer {
  margin-top: 40px;
}

.skin-footer {
  background: var(--card-bg);
  border-top: 3px solid var(--border-color);
  padding: 40px;
}

.skin-footer-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
  max-width: 1400px;
  margin: 0 auto;
}

.footer-col h4 {
  color: var(--primary-color);
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 15px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.footer-col ul {
  list-style: none;
  padding: 0;
}

.footer-col li {
  margin-bottom: 8px;
}

.footer-col a {
  color: var(--text-secondary);
  font-size: 14px;
  text-decoration: none;
  transition: color 0.3s;
}

.footer-col a:hover {
  color: var(--primary-color);
  text-shadow: var(--link-glow);
}

.footer-logo {
  width: 60px;
  height: auto;
  margin-bottom: 15px;
}

.footer-col p {
  color: var(--text-muted);
  font-size: 13px;
  line-height: 1.6;
}

/* Kawaii footer */
.kawaii-footer {
  background: var(--card-bg);
  border: 3px solid var(--border-color);
  border-radius: var(--border-radius);
  padding: 20px;
  margin: 40px 16px 0 16px;
  box-shadow: var(--shadow);
}

div#footer {
  padding-bottom: 40px;
}

.footer-stats-container {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

.footer-stat-box {
  background: var(--frame-bg);
  border: 2px solid var(--border-color);
  border-radius: var(--border-radius-small);
  padding: 12px 20px;
  text-align: center;
  box-shadow: 0 3px 0 var(--border-color);
}

.footer-stat-box.main-brand {
  display: flex;
  align-items: center;
  gap: 10px;
}

.footer-mini-sprite {
  width: 40px;
  height: auto;
}

.stat-icon {
  font-size: 20px;
  margin-bottom: 4px;
}

.stat-label {
  font-size: 11px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.stat-value, .stat-link {
  font-size: 13px;
  color: var(--primary-color);
  font-weight: 600;
}

.stat-link {
  text-decoration: none;
}

.stat-link:hover {
  color: var(--link-hover);
}

.copyright {
  font-size: 12px;
  color: var(--text-muted);
}

.kawaii-footer .skin-footer-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  margin-top: 28px;
  padding-top: 24px;
  border-top: 2px dashed var(--border-color);
}

.footer-col h4 {
  font-family: 'Ropa Sans', sans-serif;
  color: var(--primary-color);
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 10px;
}

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

.footer-col li {
  margin-bottom: 6px;
}

.footer-col li::before {
  content: '🍥 ';
  font-size: 10px;
}

.footer-col a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 13px;
  transition: color var(--transition);
}

.footer-col a:hover {
  color: var(--primary-color);
}

.footer-bottom {
  margin-top: 20px;
  padding-top: 16px;
  border-top: 2px dashed var(--border-color);
  text-align: center;
  font-size: 11px;
  color: var(--text-muted);
}

/* ===============================================
   RESPONSIVE
   =============================================== */

@media (max-width: 768px) {
  .sidebar {
	width: 100%;
	height: auto;
	position: relative;
	flex-direction: row;
	overflow-x: auto;
  }
  .sidebar:hover,
  .sidebar.expanded {
	width: 100%;
  }
  .sidebar-nav {
	flex-direction: row;
	padding: 0;
	overflow-x: auto;
  }
  .nav-label { display: none; }
  .sidebar-logo .logo-text { display: none; }
  .sidebar-logo-img { width: 100px; }
  .sidebar:hover .sidebar-logo-img { width: 100px; }
  .sidebar-footer { display: none; }
  .nav-item::before { display: none; }

  .middle {
	margin-left: 10px !important;
	transition: none;
  }
  .sidebar:hover ~ .middle,
  .sidebar.expanded ~ .middle {
	margin-left: 10px !important;
  }

  .skin-footer { padding: 20px; }
  .skin-footer-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }

  .footer-stats-container { flex-direction: column; }
}

@media (max-width: 480px) {
  .skin-footer-grid { grid-template-columns: 1fr; }
}