/* ==========================================================================
   HAYUK MASTER DESIGN SYSTEM FOUNDATION (vPD-1.0)
   Editorial-First 2026 News Portal & CMS Design Language
   ========================================================================== */

:root {
  /* ------------------------------------------------------------------------
     1. TYPOGRAPHY SYSTEM
     ------------------------------------------------------------------------ */
  --hds-font-display: 'Inter Display', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --hds-font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --hds-font-mono: 'JetBrains Mono', 'Fira Code', Consolas, monospace;

  /* Modular Type Scale */
  --hds-text-display: 3.5rem;   /* 56px - Display XL */
  --hds-text-h1: 2.5rem;        /* 40px - Page Title */
  --hds-text-h2: 1.75rem;       /* 28px - Section Title */
  --hds-text-h3: 1.25rem;       /* 20px - Card Title */
  --hds-text-h4: 1.125rem;      /* 18px - Subtitle */
  --hds-text-h5: 1rem;          /* 16px - Base Title */
  --hds-text-h6: 0.875rem;      /* 14px - Small Title */
  
  --hds-text-body-lg: 1.125rem; /* 18px - Article Lead */
  --hds-text-body: 1rem;        /* 16px - Body Content */
  --hds-text-small: 0.875rem;   /* 14px - Meta / Caption */
  --hds-text-xs: 0.75rem;       /* 12px - Micro Label */

  --hds-leading-none: 1;
  --hds-leading-tight: 1.2;
  --hds-leading-snug: 1.35;
  --hds-leading-normal: 1.5;
  --hds-leading-relaxed: 1.75;

  /* ------------------------------------------------------------------------
     2. COLOR TOKENS (Editorial Dark / Light Prepared)
     ------------------------------------------------------------------------ */
  --hds-color-bg: #090d16;
  --hds-color-surface-1: #111827;
  --hds-color-surface-2: #1f2937;
  --hds-color-surface-hover: #374151;

  --hds-color-primary: #3b82f6;
  --hds-color-primary-hover: #2563eb;
  --hds-color-secondary: #06b6d4;
  --hds-color-accent: #f59e0b;

  --hds-color-success: #10b981;
  --hds-color-warning: #f59e0b;
  --hds-color-danger: #ef4444;
  --hds-color-info: #3b82f6;

  --hds-color-text-primary: #f9fafb;
  --hds-color-text-secondary: #d1d5db;
  --hds-color-text-muted: #9ca3af;

  --hds-color-border: rgba(255, 255, 255, 0.08);
  --hds-color-border-hover: rgba(255, 255, 255, 0.16);
  --hds-color-overlay: rgba(0, 0, 0, 0.65);

  /* ------------------------------------------------------------------------
     3. SPACING TOKENS (Strict 8-Point Grid)
     ------------------------------------------------------------------------ */
  --hds-space-1: 4px;
  --hds-space-2: 8px;
  --hds-space-3: 12px;
  --hds-space-4: 16px;
  --hds-space-5: 20px;
  --hds-space-6: 24px;
  --hds-space-8: 32px;
  --hds-space-10: 40px;
  --hds-space-12: 48px;
  --hds-space-16: 64px;
  --hds-space-20: 80px;
  --hds-space-24: 96px;

  /* ------------------------------------------------------------------------
     4. BORDER RADIUS TOKENS
     ------------------------------------------------------------------------ */
  --hds-radius-xs: 2px;
  --hds-radius-sm: 4px;
  --hds-radius-md: 8px;
  --hds-radius-lg: 12px;
  --hds-radius-xl: 16px;
  --hds-radius-2xl: 24px;
  --hds-radius-full: 9999px;

  /* ------------------------------------------------------------------------
     5. SHADOW SYSTEM
     ------------------------------------------------------------------------ */
  --hds-shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.2);
  --hds-shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.3), 0 1px 2px -1px rgba(0, 0, 0, 0.3);
  --hds-shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4), 0 2px 4px -2px rgba(0, 0, 0, 0.4);
  --hds-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5), 0 4px 6px -4px rgba(0, 0, 0, 0.5);
  --hds-shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.6), 0 8px 10px -6px rgba(0, 0, 0, 0.6);

  /* ------------------------------------------------------------------------
     6. ANIMATION & TRANSITIONS
     ------------------------------------------------------------------------ */
  --hds-duration-fast: 150ms;
  --hds-duration-normal: 250ms;
  --hds-duration-slow: 350ms;

  --hds-ease-in-out: cubic-bezier(0.4, 0, 0.2, 1);
  --hds-ease-out: cubic-bezier(0, 0, 0.2, 1);
  --hds-ease-spring: cubic-bezier(0.16, 1, 0.3, 1);
}

/* --------------------------------------------------------------------------
   BUTTON SYSTEM COMPONENTS
   -------------------------------------------------------------------------- */
.hds-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--hds-space-2);
  font-family: var(--hds-font-body);
  font-size: var(--hds-text-small);
  font-weight: 600;
  padding: var(--hds-space-2) var(--hds-space-4);
  border-radius: var(--hds-radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--hds-duration-fast) var(--hds-ease-out);
  text-decoration: none;
  line-height: 1.25;
}

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

.hds-btn-primary {
  background-color: var(--hds-color-primary);
  color: #ffffff;
}
.hds-btn-primary:hover {
  background-color: var(--hds-color-primary-hover);
}

.hds-btn-secondary {
  background-color: var(--hds-color-surface-2);
  color: var(--hds-color-text-primary);
  border-color: var(--hds-color-border);
}
.hds-btn-secondary:hover {
  background-color: var(--hds-color-surface-hover);
}

.hds-btn-outline {
  background-color: transparent;
  color: var(--hds-color-text-primary);
  border-color: var(--hds-color-border-hover);
}
.hds-btn-outline:hover {
  border-color: var(--hds-color-primary);
  color: var(--hds-color-primary);
}

.hds-btn-ghost {
  background-color: transparent;
  color: var(--hds-color-text-secondary);
}
.hds-btn-ghost:hover {
  background-color: var(--hds-color-surface-1);
  color: var(--hds-color-text-primary);
}

.hds-btn-danger {
  background-color: var(--hds-color-danger);
  color: #ffffff;
}

.hds-btn-disabled, .hds-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
}

/* --------------------------------------------------------------------------
   FORM CONTROL COMPONENTS
   -------------------------------------------------------------------------- */
.hds-input, .hds-textarea, .hds-select {
  width: 100%;
  font-family: var(--hds-font-body);
  font-size: var(--hds-text-small);
  color: var(--hds-color-text-primary);
  background-color: var(--hds-color-surface-1);
  border: 1px solid var(--hds-color-border);
  border-radius: var(--hds-radius-md);
  padding: var(--hds-space-3) var(--hds-space-4);
  transition: border-color var(--hds-duration-fast) var(--hds-ease-out);
}

.hds-input:focus, .hds-textarea:focus, .hds-select:focus {
  outline: none;
  border-color: var(--hds-color-primary);
  box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.2);
}

.hds-input-error {
  border-color: var(--hds-color-danger) !important;
}

/* --------------------------------------------------------------------------
   CARD SYSTEM COMPONENTS
   -------------------------------------------------------------------------- */
.hds-card {
  background-color: var(--hds-color-surface-1);
  border: 1px solid var(--hds-color-border);
  border-radius: var(--hds-radius-lg);
  padding: var(--hds-space-6);
  transition: all var(--hds-duration-normal) var(--hds-ease-spring);
}

.hds-card-hover:hover {
  border-color: var(--hds-color-border-hover);
  transform: translateY(-2px);
  box-shadow: var(--hds-shadow-md);
}

/* --------------------------------------------------------------------------
   DEPLOYMENT TOAST & RELEASE MODAL STYLES
   -------------------------------------------------------------------------- */
.deploy-toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 99999;
  width: 320px;
  max-width: calc(100vw - 48px);
  background: rgba(17, 24, 39, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(59, 130, 246, 0.3);
  border-radius: var(--hds-radius-lg);
  padding: 16px;
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.6), 0 0 15px rgba(59, 130, 246, 0.2);
  transform: translateY(100px);
  opacity: 0;
  transition: all 300ms cubic-bezier(0.16, 1, 0.3, 1);
  pointer-events: auto;
}

.deploy-toast-container.show {
  transform: translateY(0);
  opacity: 1;
}

.deploy-toast-container.hide {
  transform: translateY(50px);
  opacity: 0;
}

.deploy-toast-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--hds-font-display);
  font-size: 0.95rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 12px;
}

.deploy-toast-close {
  background: none;
  border: none;
  color: #9ca3af;
  font-size: 1.2rem;
  cursor: pointer;
  padding: 0 4px;
  line-height: 1;
}
.deploy-toast-close:hover {
  color: #ffffff;
}

.deploy-toast-body {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 0.8rem;
  color: #d1d5db;
  margin-bottom: 14px;
}

.toast-item {
  display: flex;
  justify-content: space-between;
}

.badge-active {
  background: rgba(59, 130, 246, 0.2);
  color: #60a5fa;
  border: 1px solid rgba(59, 130, 246, 0.4);
  padding: 1px 6px;
  border-radius: 4px;
  font-size: 0.72rem;
}

.badge-pass {
  background: rgba(16, 185, 129, 0.2);
  color: #34d399;
  border: 1px solid rgba(16, 185, 129, 0.4);
  padding: 1px 6px;
  border-radius: 4px;
  font-size: 0.72rem;
}

.deploy-toast-actions {
  display: flex;
  gap: 8px;
}

.toast-btn {
  font-family: var(--hds-font-body);
  font-size: 0.78rem;
  font-weight: 600;
  padding: 6px 12px;
  border-radius: 6px;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all 150ms ease;
}

.toast-btn-primary {
  background: var(--hds-color-primary);
  color: #ffffff;
  flex: 1;
}
.toast-btn-primary:hover {
  background: var(--hds-color-primary-hover);
}

.toast-btn-ghost {
  background: transparent;
  color: #9ca3af;
  border-color: rgba(255, 255, 255, 0.1);
}
.toast-btn-ghost:hover {
  color: #ffffff;
  background: rgba(255, 255, 255, 0.05);
}

/* Footer Version Badge */
.footer-version-btn {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: #9ca3af;
  padding: 3px 10px;
  border-radius: 9999px;
  font-size: 0.72rem;
  font-family: var(--hds-font-mono);
  cursor: pointer;
  transition: all 150ms ease;
}
.footer-version-btn:hover {
  background: rgba(59, 130, 246, 0.15);
  color: #60a5fa;
  border-color: rgba(59, 130, 246, 0.3);
}

/* Release Modal Overlay */
.release-modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(6px);
  z-index: 999999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 200ms ease;
}
.release-modal-overlay.show {
  opacity: 1;
  pointer-events: auto;
}

.release-modal-content {
  background: #111827;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 12px;
  width: 480px;
  max-width: 100%;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.7);
  overflow: hidden;
}

.release-modal-header {
  padding: 16px 20px;
  background: #1f2937;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.release-modal-close {
  background: none;
  border: none;
  color: #9ca3af;
  font-size: 1.4rem;
  cursor: pointer;
}
.release-modal-close:hover { color: #fff; }

.release-modal-body {
  padding: 20px;
}

.release-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.release-info-box {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.06);
  padding: 10px;
  border-radius: 6px;
  display: flex;
  flex-direction: column;
}

.info-label {
  font-size: 0.7rem;
  color: #9ca3af;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.info-value {
  font-size: 0.85rem;
  color: #f9fafb;
  font-weight: 600;
  margin-top: 2px;
}

.release-changes-list {
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 0.8rem;
  color: #d1d5db;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

/* --------------------------------------------------------------------------
   EDITORIAL MEGA MENU & HERO BENTO GRID STYLES
   -------------------------------------------------------------------------- */
.has-mega-menu {
  position: static !important;
}

.mega-menu-container {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  width: 100%;
  background: #111827;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  border-bottom: 1px solid rgba(59, 130, 246, 0.3);
  box-shadow: var(--hds-shadow-xl);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all var(--hds-duration-normal) var(--hds-ease-spring);
  z-index: 9999;
  padding: var(--hds-space-6) 0;
}

.has-mega-menu:hover .mega-menu-container {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.mega-menu-inner {
  display: grid;
  grid-template-columns: 360px 1fr 280px;
  gap: var(--hds-space-6);
}

.mega-title {
  font-family: var(--hds-font-display);
  font-size: var(--hds-text-xs);
  font-weight: 700;
  color: var(--hds-color-text-muted);
  letter-spacing: 0.05em;
  margin-bottom: var(--hds-space-3);
  text-transform: uppercase;
}

.mega-links {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: var(--hds-space-2);
}

.mega-links.mega-grid-2col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--hds-space-2) var(--hds-space-4);
}

.mega-links a {
  color: var(--hds-color-text-secondary);
  font-size: var(--hds-text-small);
  text-decoration: none;
  transition: color var(--hds-duration-fast) ease;
}

.mega-links a:hover {
  color: var(--hds-color-primary);
}

.mega-featured-card {
  display: block;
  background: var(--hds-color-surface-2);
  border: 1px solid var(--hds-color-border);
  border-radius: var(--hds-radius-md);
  padding: var(--hds-space-4);
  text-decoration: none;
  transition: border-color var(--hds-duration-fast) ease;
}

.mega-featured-card:hover {
  border-color: var(--hds-color-primary);
}

.mega-featured-card h5 {
  font-family: var(--hds-font-display);
  font-size: var(--hds-text-h5);
  color: var(--hds-color-text-primary);
  margin: var(--hds-space-2) 0;
  line-height: var(--hds-leading-snug);
}

.mega-featured-card p {
  font-size: var(--hds-text-small);
  color: var(--hds-color-text-muted);
  margin: 0;
  line-height: var(--hds-leading-normal);
}

.mega-badge {
  display: inline-block;
  background: var(--hds-color-primary);
  color: #ffffff;
  font-size: 0.65rem;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: var(--hds-radius-xs);
}

.mega-mini-item {
  margin-bottom: var(--hds-space-3);
}

.mega-mini-date {
  display: block;
  font-size: var(--hds-text-xs);
  color: var(--hds-color-text-muted);
}

.mega-mini-item a {
  font-size: var(--hds-text-small);
  color: var(--hds-color-text-primary);
  text-decoration: none;
  font-weight: 500;
  line-height: 1.3;
}

.mega-mini-item a:hover {
  color: var(--hds-color-primary);
}

.nav-arrow {
  font-size: 0.65rem;
  margin-left: 4px;
  color: var(--hds-color-text-muted);
}