/* ==========================================================================
   KB SIGNALING DESIGN SYSTEM - CORE STYLESHEET
   ========================================================================== */

/* Import Google Fonts - Noto Sans */
@import url('fonts.css');

/* ==========================================================================
   DESIGN TOKENS (CSS VARIABLES)
   ========================================================================== */
:root {
  /* Color System Constants (Reflective of the actual palette) */
  --color-corp-blue: #00457E;
  --color-brand-primary: var(--color-corp-blue);
  --color-brand-secondary: var(--color-secondary-base);
  --color-white: #FFFFFF;
  --color-highlight-blue: #2A7DCF;
  --color-cyan-accent: #00E3E3;
  --color-sky-blue: #00B2FF;
  --color-bright-blue: #0087FF;
  --color-deep-blue: #0050FF;
  --color-steel-gray: #8492AC;
  --color-secondary-base: #9CB0BF;
  --color-caution: #FFD511;
  
  /* Semantic Colors */
  --color-success: #007E39;
  --color-warning: #DA931A;
  --color-orange: #DA931A;
  --color-error: #C1001F;
  --color-info-blue: #0087FF;

  /* 15-Step Scales (Index 0 to 100) */
  /* Primary Blue Scale (P) */
  --color-p-0: #000000;
  --color-p-10: #001C39;
  --color-p-20: #00315C;
  --color-p-25: #003C6F;
  --color-p-30: #00457E;
  --color-p-35: #1D548D;
  --color-p-40: #2D609A;
  --color-p-50: #4979B5;
  --color-p-60: #6493D1;
  --color-p-70: #7FAEED;
  --color-p-80: #A3C9FF;
  --color-p-90: #D3E3FF;
  --color-p-95: #EBF1FF;
  --color-p-98: #F5F6FF;
  --color-p-99: #FAFBFF;
  --color-p-100: #FFFFFF;

  /* Secondary Slate Scale (S) */
  --color-s-0: #000000;
  --color-s-10: #091E29;
  --color-s-20: #20333F;
  --color-s-25: #2B3E4A;
  --color-s-30: #364956;
  --color-s-35: #425562;
  --color-s-40: #4E616E;
  --color-s-50: #667A88;
  --color-s-60: #8093A2;
  --color-s-70: #9AAEBD;
  --color-s-80: #B5C9D9;
  --color-s-90: #D1E5F5;
  --color-s-95: #E4F3FF;
  --color-s-98: #F5FAFF;
  --color-s-99: #FAFBFF;
  --color-s-100: #FFFFFF;

  /* Error Red Scale (E) */
  --color-e-0: #000000;
  --color-e-10: #410004;
  --color-e-20: #68000C;
  --color-e-25: #7D0010;
  --color-e-30: #930015;
  --color-e-35: #A9001A;
  --color-e-40: #C0001F;
  --color-e-50: #E52934;
  --color-e-60: #FF5353;
  --color-e-70: #FF8983;
  --color-e-80: #FFB3AE;
  --color-e-90: #FFDAD7;
  --color-e-95: #FFEDEB;
  --color-e-98: #FFF2F0;
  --color-e-99: #FFFAFA;
  --color-e-100: #FFFFFF;

  /* Success Green Scale (Suc) */
  --color-suc-0: #000000;
  --color-suc-10: #00210A;
  --color-suc-20: #003916;
  --color-suc-25: #00461C;
  --color-suc-30: #005323;
  --color-suc-35: #00602A;
  --color-suc-40: #006D31;
  --color-suc-50: #198942;
  --color-suc-60: #3CA45A;
  --color-suc-70: #59BF72;
  --color-suc-80: #75DC8B;
  --color-suc-90: #AFF2B7;
  --color-suc-95: #C5FFCA;
  --color-suc-98: #ECFFEB;
  --color-suc-99: #F6FFF2;
  --color-suc-100: #FFFFFF;

  /* Warning Orange Scale (W) */
  --color-w-0: #000000;
  --color-w-10: #291800;
  --color-w-20: #452B00;
  --color-w-25: #543500;
  --color-w-30: #633F00;
  --color-w-35: #734A00;
  --color-w-40: #835500;
  --color-w-50: #A46B00;
  --color-w-60: #C68300;
  --color-w-70: #E59C25;
  --color-w-80: #FFB954;
  --color-w-90: #FFDDB4;
  --color-w-95: #FFEEDD;
  --color-w-98: #FFF5F0;
  --color-w-99: #FFFCFA;
  --color-w-100: #FFFFFF;

  /* Caution Yellow Scale (C) */
  --color-c-0: #000000;
  --color-c-10: #221B00;
  --color-c-20: #3B2F00;
  --color-c-25: #483A00;
  --color-c-30: #554500;
  --color-c-35: #635100;
  --color-c-40: #715D00;
  --color-c-50: #8D7500;
  --color-c-60: #AB8E00;
  --color-c-70: #CAA800;
  --color-c-80: #EAC300;
  --color-c-90: #FEE17B;
  --color-c-95: #FFF0C5;
  --color-c-98: #FFF8EF;
  --color-c-99: #FFFEFA;
  --color-c-100: #FFFFFF;

  
  /* ── KB Signaling Status Tokens (light) ── */
  --kb-status-online-fg: #00B050;
  --kb-status-online-bg:          #f0fdf4;
  --kb-status-online-border:      #bbf7d0;
  --kb-status-online-dot: #00B050;

  --kb-status-offline-fg: #9CB0BF;
  --kb-status-offline-bg:         #f3f4f6;
  --kb-status-offline-border:     #d1d5db;
  --kb-status-offline-dot: #9CB0BF;

  --kb-status-disconnected-fg:    #991b1b;
  --kb-status-disconnected-bg:    #fef2f2;
  --kb-status-disconnected-border:#fecaca;
  --kb-status-disconnected-dot:   #ef4444;

  --kb-status-nonreporting-fg: #DA931A;
  --kb-status-nonreporting-bg:    #fffbeb;
  --kb-status-nonreporting-border:#fde68a;
  --kb-status-nonreporting-dot: #DA931A;

  --kb-status-normal-fg: #00B050;
  --kb-status-normal-bg:          #f0fdf4;
  --kb-status-normal-border:      #bbf7d0;
  --kb-status-normal-dot: #00B050;

  --kb-status-warning-fg: #DA931A;
  --kb-status-warning-bg:         #fff7ed;
  --kb-status-warning-border:     #fed7aa;
  --kb-status-warning-dot: #DA931A;

  --kb-status-error-fg: #C1001F;
  --kb-status-error-bg:           #fef2f2;
  --kb-status-error-border:       #fecaca;
  --kb-status-error-dot: #C1001F;

  --kb-status-critical-fg: #C1001F;
  --kb-status-critical-bg:        #fee2e2;
  --kb-status-critical-border:    #fca5a5;
  --kb-status-critical-dot: #C1001F;

  --kb-status-new-fg: #0087FF;
  --kb-status-new-bg:             #eff6ff;
  --kb-status-new-border:         #bfdbfe;
  --kb-status-new-dot: #0087FF;
  
  --kb-status-active-fg:          #1f2937;
  --kb-status-active-bg:          #f9fafb;
  --kb-status-active-border:      #d1d5db;
  --kb-status-active-dot:         linear-gradient(to top right, #0087FF, #FFC000, #FF3330);

  --kb-status-acknowledged-fg:    #0050FF;
  --kb-status-acknowledged-bg:    #e0e7ff;
  --kb-status-acknowledged-border:#c7d2fe;
  --kb-status-acknowledged-dot:   #0050FF;

  --kb-status-suppressed-fg: #9CB0BF;
  --kb-status-suppressed-bg:      #f9fafb;
  --kb-status-suppressed-border:  #e5e7eb;
  --kb-status-suppressed-dot: #9CB0BF;
  
  --kb-status-resolved-fg: #00B050;
  --kb-status-resolved-bg:        #ecfdf5;
  --kb-status-resolved-border:    #a7f3d0;
  --kb-status-resolved-dot: #00B050;
  
  --kb-status-info-fg: #0087FF;
  --kb-status-info-bg:            #eff6ff;
  --kb-status-info-border:        #bfdbfe;
  --kb-status-info-dot: #0087FF;

  /* Theme-Dependent Tokens (Default: Light Mode) */
  --bg-primary: #FFFFFF;
  --bg-secondary: #F8FAFC;
  --bg-tertiary: #F1F5F9;
  --border-color: #E2E8F0;
  
  --text-primary: #0F172A;
  --text-secondary: #334155;
  --text-muted: #64748B;
  --text-on-blue: #FFFFFF;

  /* Sidebar Tokens */
  --sidebar-bg: #F8FAFC;
  --sidebar-border: #E2E8F0;
  --sidebar-active-bg: #E2E8F0;
  --sidebar-text: #334155;
  --sidebar-text-active: #00457E;

  /* Glassmorphism Tokens (Light background context) */
  --glass-bg: rgba(255, 255, 255, 0.75);
  --glass-bg-elevated: rgba(255, 255, 255, 0.85);
  --glass-bg-selected: rgba(42, 125, 207, 0.1);
  --glass-bg-alert: rgba(255, 51, 48, 0.08);
  --glass-border: rgba(255, 255, 255, 0.5);
  --glass-border-selected: rgba(42, 125, 207, 0.4);
  --glass-border-alert: rgba(255, 51, 48, 0.3);
  --glass-blur: 16px;
  --glass-shadow: 0 8px 32px 0 rgba(0, 69, 126, 0.06);
  --glass-shadow-elevated: 0 16px 40px 0 rgba(0, 69, 126, 0.12);
  --glass-shadow-selected: 0 8px 32px 0 rgba(42, 125, 207, 0.15);
  --glass-shadow-alert: 0 8px 32px 0 rgba(255, 51, 48, 0.1);

  /* Radius Tokens */
  --radius-4: 4px;
  --radius-8: 8px;
  --radius-12: 12px;
  --radius-16: 16px;
  --radius-24: 24px;

  /* Spacing Scale (4px grid) */
  --space-4: 4px;
  --space-8: 8px;
  --space-12: 12px;
  --space-16: 16px;
  --space-24: 24px;
  --space-32: 32px;
  --space-40: 40px;
  --space-64: 64px;

  /* Shadows */
  --shadow-card: 0 4px 12px rgba(0, 69, 126, 0.04), 0 1px 3px rgba(0, 0, 0, 0.02);
  --shadow-floating: 0 12px 30px rgba(0, 69, 126, 0.1), 0 4px 8px rgba(0, 0, 0, 0.03);
  --shadow-modal: 0 24px 60px rgba(0, 15, 40, 0.16), 0 8px 16px rgba(0, 0, 0, 0.05);

  /* Borders Styles */
  --border-width: 1px;
  --border-style: solid;
  --border-default: var(--border-width) var(--border-style) var(--border-color);
  --border-hover: var(--border-width) var(--border-style) var(--color-highlight-blue);
  --border-focus: 2px var(--border-style) var(--color-corp-blue);
  --border-error: var(--border-width) var(--border-style) var(--color-error);
  --border-success: var(--border-width) var(--border-style) var(--color-success);

  /* Focus Outline */
  --focus-ring: 2px solid var(--color-cyan-accent);
  --focus-ring-offset: 2px;

  /* Typography System Sizes */
  --fs-display: 56.25px;
  --fs-h1: 39.38px;
  --fs-h2: 33.75px;
  --fs-h3: 28.13px;
  --fs-h4: 24.75px;
  --fs-body-lg: 22.5px;
  --fs-body: 18px;
  --fs-caption: 16px;
  --fs-btn-label: 18px;

  /* Header Height */
  --header-height: 70px;
  --sidebar-width: 300px;
}

/* ==========================================================================
   DARK MODE OVERRIDES
   ========================================================================== */
body.dark-mode {
  --bg-primary: #0A0F1D;
  --bg-secondary: #121826;
  --bg-tertiary: #1B2335;
  --border-color: #26334D;
  
  --text-primary: #F1F5F9;
  --text-secondary: #CBD5E1;
  --text-muted: #64748B;
  --text-on-blue: #FFFFFF;

  --sidebar-bg: #0A0F1D;
  --sidebar-border: #26334D;
  --sidebar-active-bg: #1B2335;
  --sidebar-text: #CBD5E1;
  --sidebar-text-active: #00E3E3;

  
  /* ── KB Signaling Status Tokens (dark) ── */
  --kb-status-online-fg: #00B050;
  --kb-status-online-bg:          #0B1A2C;
  --kb-status-online-border:      rgba(74, 222, 128, 0.3);
  --kb-status-online-dot: #00B050;

  --kb-status-offline-fg: #9CB0BF;
  --kb-status-offline-bg:         #0B1A2C;
  --kb-status-offline-border:     rgba(203, 213, 225, 0.3);
  --kb-status-offline-dot: #9CB0BF;

  --kb-status-disconnected-fg:    #f87171;
  --kb-status-disconnected-bg:    #0B1A2C;
  --kb-status-disconnected-border:rgba(248, 113, 113, 0.3);
  --kb-status-disconnected-dot:   #f87171;

  --kb-status-nonreporting-fg: #DA931A;
  --kb-status-nonreporting-bg:    #0B1A2C;
  --kb-status-nonreporting-border:rgba(251, 191, 36, 0.3);
  --kb-status-nonreporting-dot: #DA931A;

  --kb-status-normal-fg: #00B050;
  --kb-status-normal-bg:          #0B1A2C;
  --kb-status-normal-border:      rgba(74, 222, 128, 0.3);
  --kb-status-normal-dot: #00B050;

  --kb-status-warning-fg: #DA931A;
  --kb-status-warning-bg:         #0B1A2C;
  --kb-status-warning-border:     rgba(251, 191, 36, 0.3);
  --kb-status-warning-dot: #DA931A;

  --kb-status-error-fg: #C1001F;
  --kb-status-error-bg:           #0B1A2C;
  --kb-status-error-border:       rgba(248, 113, 113, 0.3);
  --kb-status-error-dot: #C1001F;

  --kb-status-critical-fg: #C1001F;
  --kb-status-critical-bg:        #0B1A2C;
  --kb-status-critical-border:    rgba(252, 165, 165, 0.4);
  --kb-status-critical-dot: #C1001F;

  --kb-status-new-fg: #0087FF;
  --kb-status-new-bg:             #0B1A2C;
  --kb-status-new-border:         rgba(56, 189, 248, 0.3);
  --kb-status-new-dot: #0087FF;
  
  --kb-status-active-fg:          #ffffff;
  --kb-status-active-bg:          #0B1A2C;
  --kb-status-active-border:      rgba(255, 255, 255, 0.3);
  --kb-status-active-dot:         linear-gradient(to top right, #38bdf8, #fbbf24, #f87171);

  --kb-status-acknowledged-fg:    #38BDF8;
  --kb-status-acknowledged-bg:    #0B1A2C;
  --kb-status-acknowledged-border:rgba(56, 189, 248, 0.3);
  --kb-status-acknowledged-dot:   #00B2FF;

  --kb-status-suppressed-fg: #9CB0BF;
  --kb-status-suppressed-bg:      #0B1A2C;
  --kb-status-suppressed-border:  rgba(203, 213, 225, 0.3);
  --kb-status-suppressed-dot: #9CB0BF;
  
  --kb-status-resolved-fg: #00B050;
  --kb-status-resolved-bg:        #0B1A2C;
  --kb-status-resolved-border:    rgba(74, 222, 128, 0.3);
  --kb-status-resolved-dot: #00B050;
  
  --kb-status-info-fg: #0087FF;
  --kb-status-info-bg:            #0B1A2C;
  --kb-status-info-border:        rgba(56, 189, 248, 0.3);
  --kb-status-info-dot: #0087FF;

  /* Dark Glassmorphism */
  --glass-bg: rgba(18, 24, 38, 0.8);
  --glass-bg-elevated: rgba(27, 35, 53, 0.85);
  --glass-bg-selected: rgba(0, 227, 227, 0.08);
  --glass-bg-alert: rgba(255, 51, 48, 0.12);
  --glass-border: rgba(255, 255, 255, 0.08);
  --glass-border-selected: rgba(0, 227, 227, 0.4);
  --glass-border-alert: rgba(255, 51, 48, 0.4);
  --glass-blur: 20px;
  --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.4);
  --glass-shadow-elevated: 0 16px 40px 0 rgba(0, 0, 0, 0.6);
  --glass-shadow-selected: 0 8px 32px 0 rgba(0, 227, 227, 0.15);
  --glass-shadow-alert: 0 8px 32px 0 rgba(255, 51, 48, 0.15);

  /* Dark mode specific shadows */
  --shadow-card: 0 4px 12px rgba(0, 0, 0, 0.3);
  --shadow-floating: 0 12px 30px rgba(0, 0, 0, 0.5);
  --shadow-modal: 0 24px 60px rgba(0, 0, 0, 0.7);

  --border-color: #26334D;
  --border-focus: 2px var(--border-style) var(--color-cyan-accent);
}

/* ==========================================================================
   RESET & BASE STYLES
   ========================================================================== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-family: 'Noto Sans', Arial, sans-serif;
  font-size: 16px;
  line-height: 1.5;
  color: var(--text-primary);
  background-color: var(--bg-primary);
  -webkit-font-smoothing: antialiased;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  transition: background-color 0.3s ease, color 0.3s ease;
  overflow-x: hidden;
}

/* Accessibility Focus States */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
[tabindex="0"]:focus-visible {
  outline: var(--focus-ring);
  outline-offset: var(--focus-ring-offset);
}

/* Scrollbar Styles */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}
::-webkit-scrollbar-track {
  background: var(--bg-secondary);
}
::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: var(--radius-4);
}
::-webkit-scrollbar-thumb:hover {
  background: var(--text-muted);
}

/* ==========================================================================
   LAYOUT SHELL
   ========================================================================== */

/* Header styling */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  background: var(--bg-primary);
  border-bottom: var(--border-default);
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--space-24);
  transition: background-color 0.3s ease, border-color 0.3s ease;
}

.header-left {
  display: flex;
  align-items: center;
  gap: var(--space-12);
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-primary);
  padding: var(--space-8);
  border-radius: var(--radius-4);
  align-items: center;
  justify-content: center;
}

.logo-container {
  display: flex;
  align-items: center;
  text-decoration: none;
  outline: none;
}

.kb-logo-svg {
  height: 32px;
  width: auto;
}

.header-nav {
  display: flex;
  gap: var(--space-24);
}

.header-nav a {
  text-decoration: none;
  color: var(--text-secondary);
  font-weight: 500;
  font-size: var(--fs-caption);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: var(--space-8) 0;
  border-bottom: 2px solid transparent;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.header-nav a:hover,
.header-nav a.active {
  color: var(--color-corp-blue);
  border-bottom-color: var(--color-corp-blue);
}

body.dark-mode .header-nav a:hover,
body.dark-mode .header-nav a.active {
  color: var(--color-cyan-accent);
  border-bottom-color: var(--color-cyan-accent);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-16);
}

/* Search bar styling */
.search-container {
  position: relative;
  width: 240px;
}

.search-input {
  width: 100%;
  padding: var(--space-8) var(--space-12) var(--space-8) var(--space-32);
  font-family: inherit;
  font-size: var(--fs-caption);
  background: var(--bg-secondary);
  border: var(--border-default);
  border-radius: var(--radius-24);
  color: var(--text-primary);
  transition: all 0.2s ease;
}

.search-input:focus {
  outline: none;
  border-color: var(--color-highlight-blue);
  background: var(--bg-primary);
  box-shadow: 0 0 0 3px rgba(42, 125, 207, 0.15);
}

.search-icon {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  pointer-events: none;
  width: 14px;
  height: 14px;
}

.search-shortcut {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 9px;
  background: var(--border-color);
  color: var(--text-muted);
  padding: 2px 5px;
  border-radius: var(--radius-4);
  pointer-events: none;
  font-weight: bold;
}

/* Dark mode toggle */
.theme-toggle-btn {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-secondary);
  padding: var(--space-8);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background-color 0.2s ease, color 0.2s ease;
}

.theme-toggle-btn:hover {
  background-color: var(--bg-secondary);
  color: var(--text-primary);
}

/* Shell Layout Grid */
.shell-container {
  display: flex;
  flex: 1;
  margin-top: var(--header-height);
  min-height: calc(100vh - var(--header-height));
  position: relative;
}

/* Sidebar navigation */
.site-sidebar {
  width: var(--sidebar-width);
  background: var(--sidebar-bg);
  border-right: 1px solid var(--sidebar-border);
  position: fixed;
  top: var(--header-height);
  bottom: 0;
  left: 0;
  overflow-y: auto;
  padding: var(--space-24) var(--space-16);
  z-index: 90;
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1), background-color 0.3s ease, border-color 0.3s ease;
}

.sidebar-group {
  margin-bottom: var(--space-24);
}

.sidebar-group-title {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-muted);
  letter-spacing: 0.1em;
  margin-bottom: var(--space-8);
  padding-left: var(--space-8);
}

.sidebar-nav-list {
  list-style: none;
}

.sidebar-nav-item a {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  padding: var(--space-8) var(--space-12);
  color: var(--sidebar-text);
  text-decoration: none;
  font-size: var(--fs-caption);
  font-weight: 500;
  border-radius: var(--radius-8);
  transition: all 0.2s ease;
}

.sidebar-nav-item a:hover {
  background: var(--bg-tertiary);
  color: var(--text-primary);
}

.sidebar-nav-item.active a {
  background: var(--sidebar-active-bg);
  color: var(--sidebar-text-active);
  font-weight: 600;
}

.sidebar-icon {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

/* Sidebar promo/card widget */
.sidebar-widget {
  margin-top: var(--space-32);
  background: var(--glass-bg-selected);
  border: 1px solid var(--glass-border-selected);
  border-radius: var(--radius-12);
  padding: var(--space-16);
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
}

.sidebar-widget h4 {
  font-size: var(--fs-caption);
  font-weight: 700;
  color: var(--color-corp-blue);
}
body.dark-mode .sidebar-widget h4 {
  color: var(--color-cyan-accent);
}

.sidebar-widget p {
  font-size: 11px;
  color: var(--text-secondary);
  line-height: 1.4;
}

/* Main Content Panel */
.site-main {
  flex: 1;
  margin-left: var(--sidebar-width);
  padding: var(--space-40) var(--space-64);
  max-width: 1800px;
  width: calc(100% - var(--sidebar-width));
  display: flex;
  flex-direction: column;
  gap: var(--space-64);
  transition: margin-left 0.3s ease, padding 0.3s ease;
}

/* Mobile backdrop */
.sidebar-backdrop {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.4);
  backdrop-filter: blur(4px);
  z-index: 85;
}

/* ==========================================================================
   TYPOGRAPHY UTILITIES
   ========================================================================== */
.txt-display {
  font-size: var(--fs-display);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--color-corp-blue);
}
body.dark-mode .txt-display {
  color: var(--text-primary);
}

.txt-h1 {
  font-size: var(--fs-h1);
  font-weight: 300;
  line-height: 1.2;
  letter-spacing: -0.01em;
}

.txt-h2 {
  font-size: var(--fs-h2);
  font-weight: 700;
  line-height: 1.25;
}

.txt-h3 {
  font-size: var(--fs-h3);
  font-weight: 600;
  line-height: 1.3;
}

.txt-h4 {
  font-size: var(--fs-h4);
  font-weight: 600;
  line-height: 1.35;
}

.txt-body-lg {
  font-size: var(--fs-body-lg);
  font-weight: 300;
  line-height: 1.5;
}

.txt-body {
  font-size: var(--fs-body);
  font-weight: 400;
  line-height: 1.6;
}

.txt-caption {
  font-size: var(--fs-caption);
  font-weight: 400;
  color: var(--text-muted);
}

.txt-btn {
  font-size: var(--fs-btn-label);
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* ==========================================================================
   COMMON LAYOUT / COMPONENT STYLES
   ========================================================================== */
.doc-section {
  display: flex;
  flex-direction: column;
  gap: var(--space-24);
  scroll-margin-top: calc(var(--header-height) + var(--space-24));
  border-bottom: 1px solid var(--border-color);
  padding-bottom: var(--space-40);
}

.doc-section:last-of-type {
  border-bottom: none;
}

.section-header {
  display: flex;
  flex-direction: column;
  gap: var(--space-24);
  align-items: stretch;
}

.section-intro {
  display: flex;
  flex-direction: column;
  gap: var(--space-12);
}

.section-title {
  font-size: var(--fs-h3);
  font-weight: 700;
  color: var(--color-corp-blue);
  display: flex;
  align-items: center;
  gap: var(--space-8);
}
body.dark-mode .section-title {
  color: var(--color-cyan-accent);
}

.section-desc {
  font-size: var(--fs-body);
  color: var(--text-secondary);
  max-width: 800px;
  line-height: 1.5;
}

.section-content {
  background: var(--bg-secondary);
  border: var(--border-default);
  border-radius: var(--radius-16);
  padding: var(--space-32);
}

/* Card components */
.card {
  background: var(--bg-primary);
  border: var(--border-default);
  border-radius: var(--radius-12);
  padding: var(--space-24);
  box-shadow: var(--shadow-card);
  transition: all 0.2s ease;
}

.card:hover {
  border-color: var(--color-highlight-blue);
  box-shadow: var(--shadow-floating);
  transform: translateY(-2px);
}

/* ==========================================================================
   BUTTONS SYSTEM
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-8);
  font-family: inherit;
  font-size: var(--fs-btn-label);
  font-weight: 700;
  letter-spacing: 0.03em;
  padding: var(--space-12) var(--space-24);
  border-radius: var(--radius-8);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  text-decoration: none;
  outline: none;
}

/* Primary Button */
.btn-primary {
  background: var(--color-corp-blue);
  color: var(--color-white);
  box-shadow: 0 4px 14px rgba(0, 69, 126, 0.25);
}
.btn-primary:hover {
  background: var(--color-highlight-blue);
  box-shadow: 0 6px 20px rgba(42, 125, 207, 0.35);
  transform: translateY(-1px);
}
.btn-primary:active {
  background: #003663;
  transform: translateY(1px);
}

/* Secondary Button */
.btn-secondary {
  background: var(--bg-primary);
  border-color: var(--border-color);
  color: var(--text-primary);
  box-shadow: var(--shadow-card);
}
.btn-secondary:hover {
  border-color: var(--color-highlight-blue);
  background: var(--bg-secondary);
  color: var(--color-corp-blue);
  transform: translateY(-1px);
}
body.dark-mode .btn-secondary:hover {
  color: var(--color-cyan-accent);
}
.btn-secondary:active {
  background: var(--bg-tertiary);
  transform: translateY(1px);
}

/* Ghost Button */
.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
}
.btn-ghost:hover {
  background: var(--bg-tertiary);
  color: var(--text-primary);
}
.btn-ghost:active {
  background: var(--border-color);
}

/* Danger Button */
.btn-danger {
  background: var(--color-error);
  color: var(--color-white);
  box-shadow: 0 4px 14px rgba(255, 51, 48, 0.2);
}
.btn-danger:hover {
  background: #E02421;
  box-shadow: 0 6px 20px rgba(255, 51, 48, 0.3);
}

/* Disabled State */
.btn:disabled {
  background: var(--bg-tertiary) !important;
  border-color: var(--border-color) !important;
  color: var(--text-muted) !important;
  cursor: not-allowed;
  transform: none !important;
  box-shadow: none !important;
}

/* Icon placement */
.btn-icon {
  width: 16px;
  height: 16px;
}

/* ==========================================================================
   INPUTS & FORM ELEMENTS
   ========================================================================== */
.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
  margin-bottom: var(--space-16);
}

.form-label {
  font-size: var(--fs-caption);
  font-weight: 600;
  color: var(--text-secondary);
}

.input-field {
  width: 100%;
  padding: var(--space-12) var(--space-16);
  font-family: inherit;
  font-size: var(--fs-body);
  background: var(--bg-primary);
  border: var(--border-default);
  border-radius: var(--radius-8);
  color: var(--text-primary);
  transition: all 0.2s ease;
}

.input-field:hover {
  border-color: var(--color-highlight-blue);
}

.input-field:focus {
  outline: none;
  border-color: var(--color-corp-blue);
  box-shadow: 0 0 0 3px rgba(0, 69, 126, 0.15);
}
body.dark-mode .input-field:focus {
  border-color: var(--color-cyan-accent);
  box-shadow: 0 0 0 3px rgba(0, 227, 227, 0.15);
}

.input-field.error {
  border-color: var(--color-error);
  background-color: rgba(255, 51, 48, 0.02);
}
.input-field.error:focus {
  box-shadow: 0 0 0 3px rgba(255, 51, 48, 0.15);
}

.input-error-msg {
  font-size: 11px;
  color: var(--color-error);
  font-weight: 500;
}

.input-field:disabled {
  background: var(--bg-tertiary);
  border-color: var(--border-color);
  color: var(--text-muted);
  cursor: not-allowed;
}

/* Select field dropdown styling */
.select-field {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%238492AC' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  background-size: 16px;
  padding-right: 40px;
}

/* ==========================================================================
   STATUS BADGES
   ========================================================================== */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-4);
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: var(--space-4) var(--space-8);
  border-radius: var(--radius-4);
}

.badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  display: inline-block;
}

.badge-online {
  background: rgba(25, 137, 66, 0.1);
  color: var(--color-success);
}
.badge-online .badge-dot { background: var(--color-success); }

.badge-offline {
  background: rgba(78, 97, 110, 0.1);
  color: var(--color-s-40);
}
.badge-offline .badge-dot { background: var(--color-s-40); }

.badge-progress {
  background: rgba(45, 96, 154, 0.1);
  color: var(--color-p-40);
}
.badge-progress .badge-dot { background: var(--color-p-40); }

.badge-success {
  background: rgba(25, 137, 66, 0.1);
  color: var(--color-success);
}
.badge-success .badge-dot { background: var(--color-success); }

.badge-warning {
  background: rgba(131, 85, 0, 0.08);
  color: var(--color-warning);
}
.badge-warning .badge-dot { background: var(--color-warning); }

.badge-error {
  background: rgba(192, 0, 31, 0.08);
  color: var(--color-error);
}
.badge-error .badge-dot { background: var(--color-error); }

/* Dark mode badge refinements */
body.dark-mode .badge-online {
  background: rgba(90, 191, 114, 0.15);
  color: var(--color-suc-60);
}
body.dark-mode .badge-online .badge-dot { background: var(--color-suc-60); }

body.dark-mode .badge-offline {
  background: rgba(154, 174, 189, 0.15);
  color: var(--color-s-70);
}
body.dark-mode .badge-offline .badge-dot { background: var(--color-s-70); }

body.dark-mode .badge-progress {
  background: rgba(127, 174, 237, 0.15);
  color: var(--color-p-70);
}
body.dark-mode .badge-progress .badge-dot { background: var(--color-p-70); }

body.dark-mode .badge-success {
  background: rgba(90, 191, 114, 0.15);
  color: var(--color-suc-60);
}
body.dark-mode .badge-success .badge-dot { background: var(--color-suc-60); }

body.dark-mode .badge-warning {
  background: rgba(229, 156, 37, 0.15);
  color: var(--color-w-70);
}
body.dark-mode .badge-warning .badge-dot { background: var(--color-w-70); }

body.dark-mode .badge-error {
  background: rgba(255, 83, 83, 0.15);
  color: var(--color-e-60);
}
body.dark-mode .badge-error .badge-dot { background: var(--color-e-60); }

/* ==========================================================================
   TABS SYSTEM
   ========================================================================== */
.tabs-container {
  display: flex;
  flex-direction: column;
  gap: var(--space-16);
}

.tabs-list {
  display: flex;
  border-bottom: var(--border-default);
  gap: var(--space-24);
  list-style: none;
}

.tab-trigger {
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-12) 0;
  font-family: inherit;
  font-size: var(--fs-caption);
  font-weight: 600;
  color: var(--text-secondary);
  border-bottom: 2px solid transparent;
  transition: all 0.2s ease;
}

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

.tab-trigger.active {
  color: var(--color-corp-blue);
  border-bottom-color: var(--color-corp-blue);
}
body.dark-mode .tab-trigger.active {
  color: var(--color-cyan-accent);
  border-bottom-color: var(--color-cyan-accent);
}

.tab-panel {
  display: none;
  animation: fadeIn 0.3s ease;
}

.tab-panel.active {
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ==========================================================================
   TABLE COMPONENT
   ========================================================================== */
.table-wrapper {
  overflow-x: auto;
  border: var(--border-default);
  border-radius: var(--radius-8);
  background: var(--bg-primary);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: var(--fs-caption);
}

.data-table th {
  background: var(--bg-secondary);
  color: var(--text-secondary);
  font-weight: 600;
  padding: var(--space-12) var(--space-16);
  border-bottom: var(--border-default);
}

.data-table td {
  padding: var(--space-16);
  border-bottom: var(--border-default);
  color: var(--text-primary);
}

.data-table tr:last-child td {
  border-bottom: none;
}

.data-table tr:hover td {
  background: var(--bg-secondary);
}

/* ==========================================================================
   INTERACTIVE POPUP MODALS & DRAWERS (PREVIEWS)
   ========================================================================== */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 15, 40, 0.4);
  backdrop-filter: blur(8px);
  z-index: 110;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.modal-container {
  background: var(--glass-bg-elevated);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-16);
  padding: var(--space-32);
  width: 100%;
  max-width: 500px;
  box-shadow: var(--shadow-modal);
  backdrop-filter: blur(var(--glass-blur));
  transform: translateY(20px) scale(0.95);
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  display: flex;
  flex-direction: column;
  gap: var(--space-16);
}

.modal-overlay.active .modal-container {
  transform: translateY(0) scale(1);
}

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

.modal-title {
  font-size: var(--fs-h3);
  font-weight: 700;
  color: var(--color-corp-blue);
}
body.dark-mode .modal-title {
  color: var(--color-cyan-accent);
}

.modal-close-btn {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-muted);
  font-size: 20px;
  padding: var(--space-4);
  line-height: 1;
  border-radius: 50%;
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
}

.modal-close-btn:hover {
  background: var(--border-color);
  color: var(--text-primary);
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: var(--space-12);
  margin-top: var(--space-8);
}

/* Slide Drawer styling */
.drawer-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 15, 40, 0.3);
  backdrop-filter: blur(4px);
  z-index: 110;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.drawer-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.drawer-container {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  width: 100%;
  max-width: 400px;
  background: var(--glass-bg-elevated);
  border-left: 1px solid var(--glass-border);
  box-shadow: var(--shadow-modal);
  backdrop-filter: blur(var(--glass-blur));
  padding: var(--space-32);
  display: flex;
  flex-direction: column;
  gap: var(--space-24);
  transform: translateX(100%);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.drawer-overlay.active .drawer-container {
  transform: translateX(0);
}

.drawer-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: var(--space-16);
}

.drawer-body {
  flex: 1;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-16);
}

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

/* 1. Hero Section Grid & Widgets */
.hero-wrapper {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: var(--space-40);
  align-items: center;
}

.hero-info {
  display: flex;
  flex-direction: column;
  gap: var(--space-24);
}

.hero-actions-container {
  display: flex;
  gap: var(--space-16);
}

.hero-visual {
  position: relative;
  height: 380px;
  display: flex;
  justify-content: center;
  align-items: center;
  perspective: 1000px;
}

/* Floating interactive widgets in Hero visual */
.visual-bg-glow {
  position: absolute;
  width: 280px;
  height: 280px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(42, 125, 207, 0.18) 0%, rgba(0, 227, 227, 0.05) 50%, rgba(255, 255, 255, 0) 70%);
  filter: blur(20px);
  z-index: 1;
}

body.dark-mode .visual-bg-glow {
  background: radial-gradient(circle, rgba(0, 227, 227, 0.15) 0%, rgba(0, 69, 126, 0.2) 60%, rgba(0, 227, 227, 0) 80%);
}

.hero-widget {
  position: absolute;
  background: var(--glass-bg-elevated);
  border: 1px solid var(--glass-border);
  box-shadow: 0 8px 32px 0 rgba(0, 69, 126, 0.08), inset 0 1px 1px rgba(255, 255, 255, 0.35);
  backdrop-filter: blur(var(--glass-blur));
  border-radius: var(--radius-16);
  padding: 20px;
  z-index: 5;
  transform: rotate(var(--r, 0deg)) translateY(0px) scale(1);
  transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275), box-shadow 0.3s ease, border-color 0.3s ease;
  cursor: grab;
  user-select: none;
}

.hero-widget:active {
  cursor: grabbing;
}

.widget-1 {
  --r: -3deg;
  top: 15%;
  left: 5%;
  width: 220px;
}

.widget-2 {
  --r: 2deg;
  bottom: 12%;
  left: 10%;
  width: 240px;
}

.widget-3 {
  --r: -1deg;
  top: 35%;
  right: 5%;
  width: 190px;
}

.hero-logo-badge {
  position: absolute;
  top: 32%;
  left: 32%;
  transform: translate(-50%, -50%) rotate(5deg);
  background: var(--color-corp-blue);
  width: 100px;
  height: 100px;
  border-radius: var(--radius-24);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 10px 30px rgba(0, 69, 126, 0.4);
  z-index: 4;
}

.hero-logo-badge svg {
  width: 54px;
  height: 54px;
  fill: var(--color-white);
}

.hero-mini-chart {
  margin-top: var(--space-8);
  height: 45px;
  display: flex;
  align-items: flex-end;
  gap: 4px;
}

.chart-bar {
  flex: 1;
  background: var(--color-highlight-blue);
  border-radius: 4px 4px 0 0;
  min-height: 5px;
  transition: height 0.5s ease;
}

.chart-bar:nth-child(even) {
  background: var(--color-corp-blue);
}

body.dark-mode .chart-bar:nth-child(even) {
  background: var(--color-cyan-accent);
}

/* Pulsing Dots for Status Indicators */
@keyframes pulse-dot {
  0% { transform: scale(0.9); opacity: 0.6; }
  50% { transform: scale(1.2); opacity: 1; }
  100% { transform: scale(0.9); opacity: 0.6; }
}

.badge-online .badge-dot {
  animation: pulse-dot 2s infinite ease-in-out;
}

.badge-progress .badge-dot {
  animation: pulse-dot 1.5s infinite ease-in-out;
}

/* Color Scales Matrix Styles */
.color-scales-matrix {
  display: flex;
  flex-direction: column;
  gap: var(--space-16);
  padding: var(--space-24);
  background: var(--bg-primary);
  border: var(--border-default);
  border-radius: var(--radius-16);
  margin-top: var(--space-8);
  box-shadow: var(--shadow-card);
}

.scale-row {
  display: grid;
  grid-template-columns: 100px 1fr;
  align-items: center;
  gap: var(--space-16);
}

.scale-row-header {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 6px;
}

.scale-cells-container {
  display: flex;
  overflow-x: auto;
  gap: 4px;
  padding: 4px 0;
  scrollbar-width: thin;
}

.scale-cell {
  flex: 1 0 42px;
  height: 40px;
  border-radius: var(--radius-4);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 9px;
  font-weight: 700;
  cursor: pointer;
  position: relative;
  transition: transform 0.2s cubic-bezier(0.175, 0.885, 0.32, 1.275), box-shadow 0.2s ease;
  user-select: none;
  border: 1px solid rgba(0, 0, 0, 0.1);
}

.scale-cell:hover {
  transform: scale(1.15) translateY(-2px);
  z-index: 10;
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.2);
}

/* Tooltip for cells */
.scale-cell::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: 125%;
  left: 50%;
  transform: translateX(-50%) scale(0.8);
  background: var(--text-primary);
  color: var(--bg-primary);
  padding: var(--space-4) var(--space-8);
  border-radius: var(--radius-4);
  font-size: 8px;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: all 0.15s ease;
  box-shadow: var(--shadow-floating);
  border: 1px solid var(--border-color);
}

.scale-cell:hover::after {
  opacity: 1;
  transform: translateX(-50%) scale(1);
}

/* 2. Brand Section Styles */
.brand-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-24);
}

.brand-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-12);
}

.logo-display-box {
  height: 140px;
  border-radius: var(--radius-8);
  border: var(--border-default);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.logo-display-box.corp-bg {
  background: var(--color-corp-blue);
}

.logo-display-box.white-bg {
  background: var(--color-white);
}

.clear-space-diag {
  position: relative;
  background: var(--bg-secondary);
  border: 1px dashed var(--color-steel-gray);
  border-radius: var(--radius-8);
  height: 140px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.clear-space-guide {
  font-size: 10px;
  color: var(--text-muted);
  position: absolute;
  border-left: 1px dashed var(--color-steel-gray);
  border-right: 1px dashed var(--color-steel-gray);
  height: 80px;
  width: 170px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.do-dont-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
}

.do-item, .dont-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-8);
  font-size: var(--fs-caption);
}

.do-item svg { fill: var(--color-success); width: 14px; height: 14px; margin-top: 3px; flex-shrink: 0; }
.dont-item svg { fill: var(--color-error); width: 14px; height: 14px; margin-top: 3px; flex-shrink: 0; }

/* 3. Color Grid */
.color-palette-group {
  margin-bottom: var(--space-32);
}

.color-palette-group h4 {
  font-size: var(--fs-caption);
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: var(--space-16);
  letter-spacing: 0.05em;
  border-left: 3px solid var(--color-highlight-blue);
  padding-left: var(--space-8);
}

.colors-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(170px, 1fr));
  gap: var(--space-16);
}

.color-card {
  background: var(--bg-primary);
  border: var(--border-default);
  border-radius: var(--radius-8);
  overflow: hidden;
  cursor: pointer;
  box-shadow: var(--shadow-card);
  transition: all 0.2s ease;
  display: flex;
  flex-direction: column;
}

.color-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-floating);
  border-color: var(--color-highlight-blue);
}

.color-sample {
  height: 90px;
  position: relative;
  transition: opacity 0.2s ease;
}

.color-card:hover .color-sample {
  opacity: 0.9;
}

.color-card-copy-hint {
  position: absolute;
  bottom: 8px;
  right: 8px;
  background: rgba(0, 0, 0, 0.6);
  color: white;
  font-size: 9px;
  padding: 2px 6px;
  border-radius: var(--radius-4);
  opacity: 0;
  transition: opacity 0.2s ease;
  backdrop-filter: blur(4px);
}

.color-card:hover .color-card-copy-hint {
  opacity: 1;
}

.color-details {
  padding: var(--space-12);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.color-name {
  font-size: 13px;
  font-weight: 700;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.color-hex {
  font-family: monospace;
  font-size: 11px;
  color: var(--text-secondary);
}

.color-label-tag {
  align-self: flex-start;
  margin-top: var(--space-4);
  font-size: 9px;
  font-weight: 700;
  text-transform: uppercase;
  padding: 2px 6px;
  border-radius: 3px;
}

/* Custom colors for tags */
.tag-brand { background: rgba(0, 69, 126, 0.1); color: var(--color-corp-blue); }
body.dark-mode .tag-brand { background: rgba(0, 227, 227, 0.1); color: var(--color-cyan-accent); }
.tag-accent { background: rgba(0, 227, 227, 0.15); color: #009e9e; }
body.dark-mode .tag-accent { color: var(--color-cyan-accent); }
.tag-info { background: rgba(0, 135, 255, 0.1); color: var(--color-bright-blue); }
.tag-success { background: rgba(0, 176, 80, 0.1); color: var(--color-success); }
.tag-warning { background: rgba(243, 145, 0, 0.1); color: var(--color-orange); }
.tag-error { background: rgba(255, 51, 48, 0.1); color: var(--color-error); }
.tag-neutral { background: var(--bg-tertiary); color: var(--text-secondary); }

/* 4. Typography Table */
.typo-table-wrapper {
  overflow-x: auto;
}

.typo-row {
  display: grid;
  grid-template-columns: 120px 1fr 140px 100px;
  gap: var(--space-16);
  align-items: center;
  padding: var(--space-16) 0;
  border-bottom: var(--border-default);
}

.typo-row:first-child {
  font-weight: 700;
  color: var(--text-muted);
  border-bottom: 2px solid var(--border-color);
  font-size: var(--fs-caption);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  pointer-events: none;
}

.typo-row:last-child {
  border-bottom: none;
}

.typo-example {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.typo-specs {
  font-size: var(--fs-caption);
  color: var(--text-secondary);
}

.typo-size-tag {
  font-family: monospace;
  font-size: var(--fs-caption);
  background: var(--bg-tertiary);
  padding: 4px 8px;
  border-radius: var(--radius-4);
  text-align: center;
}

/* 5. Glassmorphism Scale */
.glass-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-24);
  padding: var(--space-24);
  border-radius: var(--radius-16);
  background: radial-gradient(circle at 10% 20%, rgba(42, 125, 207, 0.08) 0%, rgba(0, 227, 227, 0.04) 90%);
  position: relative;
  overflow: hidden;
}

.glass-grid::before {
  content: '';
  position: absolute;
  width: 140px;
  height: 140px;
  background: radial-gradient(circle, var(--color-cyan-accent) 0%, rgba(255,255,255,0) 70%);
  top: 10%;
  left: 20%;
  opacity: 0.15;
  filter: blur(10px);
}

.glass-grid::after {
  content: '';
  position: absolute;
  width: 200px;
  height: 200px;
  background: radial-gradient(circle, var(--color-highlight-blue) 0%, rgba(255,255,255,0) 70%);
  bottom: -5%;
  right: 15%;
  opacity: 0.2;
  filter: blur(15px);
}

.glass-card {
  backdrop-filter: blur(var(--glass-blur));
  border-radius: var(--radius-16);
  padding: var(--space-24);
  display: flex;
  flex-direction: column;
  gap: var(--space-12);
  z-index: 2;
  transition: all 0.3s ease;
}

.glass-default {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-shadow);
}
.glass-default:hover {
  transform: translateY(-2px);
  box-shadow: var(--glass-shadow-elevated);
}

.glass-elevated {
  background: var(--glass-bg-elevated);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-shadow-elevated);
}
.glass-elevated:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 48px rgba(0, 69, 126, 0.15);
}

.glass-selected {
  background: var(--glass-bg-selected);
  border: 1px solid var(--glass-border-selected);
  box-shadow: var(--glass-shadow-selected);
}
.glass-selected:hover {
  transform: translateY(-2px);
  background: rgba(42, 125, 207, 0.15);
}

.glass-alert {
  background: var(--glass-bg-alert);
  border: 1px solid var(--glass-border-alert);
  box-shadow: var(--glass-shadow-alert);
}
.glass-alert:hover {
  transform: translateY(-2px);
  background: rgba(255, 51, 48, 0.12);
}

/* 6. Tokens Showcase Section */
.tokens-meta-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-32);
}

.token-subgroup {
  display: flex;
  flex-direction: column;
  gap: var(--space-16);
}

.token-subgroup h4 {
  font-size: var(--fs-caption);
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-muted);
  border-bottom: 2px solid var(--border-color);
  padding-bottom: var(--space-8);
  margin-bottom: var(--space-8);
}

.radius-cards-container, .border-cards-container {
  display: flex;
  flex-direction: column;
  gap: var(--space-12);
}

.radius-demo-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-12) var(--space-16);
  border: var(--border-default);
  border-radius: var(--radius-8);
  background: var(--bg-primary);
}

.radius-demo-box {
  width: 50px;
  height: 50px;
  background: var(--color-corp-blue);
  border: 1px solid rgba(255,255,255,0.2);
}
body.dark-mode .radius-demo-box {
  background: var(--color-cyan-accent);
}

.border-demo-row {
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
  padding: var(--space-16);
  border-radius: var(--radius-8);
  background: var(--bg-primary);
  border: var(--border-default);
}

.border-demo-box {
  height: 36px;
  width: 100%;
  border-radius: var(--radius-8);
  background: var(--bg-secondary);
  display: flex;
  align-items: center;
  padding-left: var(--space-12);
  font-size: 11px;
  color: var(--text-secondary);
}

/* Shadows Showcase */
.shadow-demos-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: var(--space-16);
}

.shadow-demo-card {
  height: 100px;
  background: var(--bg-primary);
  border-radius: var(--radius-12);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-8);
  text-align: center;
  padding: var(--space-12);
}

.shadow-card-token { box-shadow: var(--shadow-card); border: var(--border-default); }
.shadow-floating-token { box-shadow: var(--shadow-floating); border: 1px solid var(--border-color); }
.shadow-modal-token { box-shadow: var(--shadow-modal); }

/* Spacing Scale Demos */
.spacing-scale-container {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
  gap: var(--space-12);
}

.spacing-demo-card {
  background: var(--bg-primary);
  border: var(--border-default);
  border-radius: var(--radius-8);
  padding: var(--space-12);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-8);
  text-align: center;
}

.spacing-demo-indicator {
  background: var(--color-highlight-blue);
  height: 16px;
  border-radius: 2px;
}
body.dark-mode .spacing-demo-indicator {
  background: var(--color-cyan-accent);
}

/* 7. Core Components Showcase Layout */
.components-showcase-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: var(--space-32);
}

.components-column {
  display: flex;
  flex-direction: column;
  gap: var(--space-24);
}

.comp-preview-box {
  background: var(--bg-primary);
  border: var(--border-default);
  border-radius: var(--radius-12);
  padding: var(--space-24);
  display: flex;
  flex-direction: column;
  gap: var(--space-16);
}

.comp-preview-title {
  font-size: var(--fs-caption);
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border-color);
  padding-bottom: var(--space-8);
  letter-spacing: 0.05em;
}

.comp-buttons-layout {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-12);
}

.comp-badges-layout {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-8) var(--space-12);
}

.comp-popups-layout {
  display: flex;
  gap: var(--space-16);
}

/* 8. Application Pattern Mockups (Mini Dashboard & Lists) */
.patterns-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: var(--space-24);
}

.pattern-mockup {
  background: var(--bg-primary);
  border: var(--border-default);
  border-radius: var(--radius-16);
  padding: var(--space-20);
  box-shadow: var(--shadow-card);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  gap: var(--space-16);
  min-height: 230px;
}

.pattern-mockup-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: var(--space-12);
}

.pattern-mockup-title {
  font-size: 13px;
  font-weight: 700;
  color: var(--text-primary);
}

.pattern-dashboard-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-12);
}

.pattern-stat-card {
  background: var(--bg-secondary);
  border: var(--border-default);
  border-radius: var(--radius-8);
  padding: var(--space-12);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.pattern-stat-val {
  font-size: 20px;
  font-weight: 800;
  color: var(--color-corp-blue);
  line-height: 1;
}
body.dark-mode .pattern-stat-val {
  color: var(--color-cyan-accent);
}

.pattern-list-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-8) 0;
  border-bottom: 1px solid var(--bg-secondary);
  font-size: var(--fs-caption);
}

.pattern-list-row:last-child {
  border-bottom: none;
}

.pattern-list-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.pattern-meta-grid {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-8) var(--space-16);
  font-size: var(--fs-caption);
  align-items: center;
}

.pattern-meta-label {
  font-weight: 600;
  color: var(--text-muted);
}

.pattern-meta-val {
  color: var(--text-primary);
  text-align: right;
}

.pattern-link {
  font-size: 11px;
  color: var(--color-corp-blue);
  text-decoration: none;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: var(--space-4);
  margin-top: auto;
  align-self: flex-start;
  transition: color 0.2s ease;
}
body.dark-mode .pattern-link {
  color: var(--color-cyan-accent);
}

.pattern-link:hover {
  color: var(--color-highlight-blue);
}

/* 9. Responsive Behavior Showcase */
.responsive-behaviors-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-20);
}

.responsive-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-12);
  background: var(--bg-secondary);
}

.responsive-icon-box {
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-primary);
  border: var(--border-default);
  border-radius: var(--radius-8);
  color: var(--color-corp-blue);
}
body.dark-mode .responsive-icon-box {
  color: var(--color-cyan-accent);
}

.responsive-icon-box svg {
  width: 36px;
  height: 36px;
}

/* ==========================================================================
   FOOTER STYLING
   ========================================================================== */
.site-footer {
  background: var(--bg-secondary);
  border-top: var(--border-default);
  padding: var(--space-32) var(--space-64);
  margin-top: auto;
  font-size: var(--fs-caption);
  color: var(--text-secondary);
  transition: background-color 0.3s ease, border-color 0.3s ease;
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-16);
}

.footer-left {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.footer-right {
  display: flex;
  gap: var(--space-24);
}

.footer-right a {
  text-decoration: none;
  color: var(--text-muted);
  transition: color 0.2s ease;
}

.footer-right a:hover {
  color: var(--color-corp-blue);
}
body.dark-mode .footer-right a:hover {
  color: var(--color-cyan-accent);
}

/* Copy notification toast */
.copy-toast {
  position: fixed;
  bottom: 32px;
  right: 32px;
  background: var(--glass-bg-elevated);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  color: var(--text-primary);
  padding: var(--space-16) var(--space-24);
  border-radius: var(--radius-16);
  box-shadow: var(--shadow-modal);
  transform: translateY(100px) scale(0.95);
  opacity: 0;
  transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.15), opacity 0.3s ease;
  z-index: 200;
  display: flex;
  align-items: center;
  gap: var(--space-16);
  border: 1px solid rgba(0, 69, 126, 0.15);
  max-width: 380px;
}

body.dark-mode .copy-toast {
  background: var(--glass-bg-elevated);
  color: var(--text-primary);
  border-color: rgba(255, 255, 255, 0.08);
}

.copy-toast.active {
  transform: translateY(0) scale(1);
  opacity: 1;
}

/* Toast Icon Wrapper */
.toast-icon-wrapper {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: rgba(0, 126, 57, 0.1);
  color: var(--color-success);
  flex-shrink: 0;
  transition: background-color 0.2s ease, color 0.2s ease;
}

body.dark-mode .toast-icon-wrapper {
  background: rgba(89, 191, 114, 0.15);
  color: var(--color-suc-70);
}

.toast-icon-wrapper.error {
  background: rgba(193, 0, 31, 0.1);
  color: var(--color-error);
}

body.dark-mode .toast-icon-wrapper.error {
  background: rgba(255, 83, 83, 0.15);
  color: var(--color-e-60);
}

/* Toast content layout */
.toast-content {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.toast-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.2;
}

.toast-text {
  font-size: 12px;
  font-weight: 500;
  color: var(--text-secondary);
  line-height: 1.4;
  word-break: break-all;
}

/* Code-formatted tokens inside toast */
.toast-code {
  font-family: 'Consolas', 'Courier New', Courier, monospace;
  font-size: 11px;
  background: rgba(0, 69, 126, 0.06);
  color: var(--color-corp-blue);
  padding: 2px 6px;
  border-radius: 4px;
  font-weight: 600;
  display: inline-block;
  margin-top: 2px;
}

body.dark-mode .toast-code {
  background: rgba(255, 255, 255, 0.1);
  color: var(--color-cyan-accent);
}

/* ==========================================================================
   MEDIA QUERIES (RESPONSIVENESS)
   ========================================================================== */

/* Up to 1024px: Tablet & Mobile Layout Adapters */
@media (max-width: 1024px) {
  .site-sidebar {
    transform: translateX(-100%);
    box-shadow: 0 0 40px rgba(0, 0, 0, 0.15);
  }
  
  .site-sidebar.active {
    transform: translateX(0);
  }
  
  .site-main {
    margin-left: 0;
    width: 100%;
    padding: var(--space-32) var(--space-24);
  }
  
  .menu-toggle {
    display: flex;
  }
  
  .header-nav {
    display: none; /* Collapsed on mobile, represented in sidebar */
  }

  .site-header {
    padding: 0 var(--space-16);
  }
}

/* Up to 768px: Mobile layouts */
@media (max-width: 768px) {
  .hero-wrapper {
    grid-template-columns: 1fr;
    gap: var(--space-32);
  }
  
  .hero-visual {
    height: 300px;
  }

  .widget-1 { left: 0%; top: 10%; width: 180px; }
  .widget-2 { left: 5%; bottom: 5%; width: 200px; }
  .widget-3 { right: 0%; top: 30%; width: 160px; }
  .hero-logo-badge { left: 50%; top: 40%; width: 80px; height: 80px; }
  .hero-logo-badge svg { width: 40px; height: 40px; }

  .section-header {
    gap: var(--space-16);
  }

  .components-showcase-grid {
    grid-template-columns: 1fr;
  }

  .typo-row {
    grid-template-columns: 100px 1.2fr 1fr;
  }
  
  .typo-row .typo-specs {
    display: none; /* Hide specifications on small mobile */
  }

  .search-container {
    width: 150px;
  }
  .search-shortcut {
    display: none;
  }

  .site-footer {
    padding: var(--space-24) var(--space-16);
  }
  
  .footer-content {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 480px) {
  .hero-actions-container {
    flex-direction: column;
    width: 100%;
  }

  .hero-actions-container .btn {
    width: 100%;
  }

  .search-container {
    display: none; /* Hide header search on tiny displays to preserve spacing */
  }

  .section-content {
    padding: var(--space-16);
  }

  .typo-row {
    grid-template-columns: 80px 1fr;
  }
  
  .typo-row .typo-size-tag {
    display: none;
  }
}

/* ==========================================================================
   INTERACTIVE VIEWPORT SIMULATOR STYLES
   ========================================================================== */
.simulator-layout-wrapper {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: var(--space-32);
  align-items: flex-start;
  margin-top: var(--space-16);
}

.simulator-selectors {
  display: flex;
  flex-direction: column;
  gap: var(--space-16);
}

.sim-card {
  background: var(--bg-primary);
  border: var(--border-default);
  border-radius: var(--radius-12);
  padding: var(--space-16);
  text-align: left;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: var(--space-16);
  box-shadow: var(--shadow-card);
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  font-family: inherit;
  outline: none;
  width: 100%;
}

.sim-card:hover {
  transform: translateY(-2px);
  border-color: var(--color-highlight-blue);
  box-shadow: var(--shadow-floating);
}

.sim-card.active {
  background: var(--glass-bg-selected);
  border-color: var(--color-highlight-blue);
  box-shadow: var(--glass-shadow-selected);
}
body.dark-mode .sim-card.active {
  border-color: var(--color-cyan-accent);
}

.sim-card-icon {
  background: var(--bg-secondary);
  color: var(--color-corp-blue);
  border: var(--border-default);
  border-radius: var(--radius-8);
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: all 0.2s ease;
}
body.dark-mode .sim-card-icon {
  color: var(--color-cyan-accent);
  background: var(--bg-tertiary);
}

.sim-card.active .sim-card-icon {
  background: var(--color-corp-blue);
  color: var(--color-white);
  border-color: var(--color-corp-blue);
}
body.dark-mode .sim-card.active .sim-card-icon {
  background: var(--color-cyan-accent);
  color: var(--bg-primary);
  border-color: var(--color-cyan-accent);
}

.sim-card-icon svg {
  width: 22px;
  height: 22px;
  stroke: currentColor;
}

.sim-card-details {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.sim-card-title {
  font-size: var(--fs-caption);
  font-weight: 700;
  color: var(--text-primary);
}

.sim-card-desc {
  font-size: 11px;
  color: var(--text-secondary);
  line-height: 1.3;
}

/* Simulator Viewport Chassis */
.simulator-frame-container {
  background: #1E293B;
  border-radius: var(--radius-16);
  border: 1px solid #334155;
  box-shadow: var(--shadow-modal);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  height: 440px;
}

.simulator-frame-header {
  background: #0F172A;
  padding: 10px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid #1E293B;
  user-select: none;
}

.sim-dots {
  display: flex;
  gap: 6px;
}

.sim-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  display: inline-block;
}

.sim-dot-red { background: #EF4444; }
.sim-dot-yellow { background: #F59E0B; }
.sim-dot-green { background: #10B981; }

.sim-url-bar {
  background: #1E293B;
  color: #94A3B8;
  font-size: 11px;
  padding: 4px 24px;
  border-radius: var(--radius-8);
  width: 240px;
  text-align: center;
  font-family: monospace;
}

.sim-viewport-badge {
  color: #64748B;
  font-size: 10px;
  font-weight: bold;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Resizing simulator viewport */
.simulator-viewport {
  background: #FFFFFF;
  margin: 0 auto;
  height: 100%;
  width: 100%; /* Default Desktop */
  display: flex;
  flex-direction: column;
  transition: width 0.4s cubic-bezier(0.16, 1, 0.3, 1), background-color 0.3s ease;
  overflow: hidden;
  box-shadow: 0 0 20px rgba(0,0,0,0.1) inset;
  position: relative;
}

.simulator-viewport.mobile {
  width: 320px;
}

.simulator-viewport.tablet {
  width: 520px;
}

.simulator-viewport.desktop {
  width: 780px;
}

.simulator-viewport.operational {
  width: 100%;
  background: #0A0F1D; /* Dark Mode background */
}

/* Mini layouts inside simulator */
.sim-mini-header {
  height: 36px;
  background: #FFFFFF;
  border-bottom: 1px solid #E2E8F0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 12px;
  transition: all 0.3s ease;
}

.simulator-viewport.operational .sim-mini-header {
  background: #0A0F1D;
  border-bottom-color: #26334D;
}

.sim-mini-logo {
  width: 48px;
  height: 10px;
  background: #00457E;
  border-radius: 2px;
  transition: background-color 0.3s ease;
}

.simulator-viewport.operational .sim-mini-logo {
  background: #00E3E3;
}

.sim-mini-nav {
  display: flex;
  gap: 8px;
}

.sim-mini-nav span {
  width: 18px;
  height: 6px;
  background: #94A3B8;
  border-radius: 1px;
}

.simulator-viewport.mobile .sim-mini-nav span:nth-child(2),
.simulator-viewport.mobile .sim-mini-nav span:nth-child(3) {
  display: none; /* Collapsed on mobile */
}

.sim-mini-body {
  display: flex;
  flex: 1;
  overflow: hidden;
  height: calc(100% - 36px);
}

.sim-mini-sidebar {
  width: 50px;
  background: #F8FAFC;
  border-right: 1px solid #E2E8F0;
  padding: 10px 8px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  transition: all 0.3s ease;
}

.simulator-viewport.mobile .sim-mini-sidebar,
.simulator-viewport.tablet .sim-mini-sidebar {
  display: none; /* Hide on mobile/tablet */
}

.simulator-viewport.operational .sim-mini-sidebar {
  background: #0A0F1D;
  border-right-color: #26334D;
}

.sim-mini-sidebar span {
  height: 6px;
  background: #CBD5E1;
  border-radius: 1px;
  width: 100%;
}

.simulator-viewport.operational .sim-mini-sidebar span {
  background: #26334D;
}

.sim-mini-content {
  flex: 1;
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  overflow-y: auto;
}

.sim-mini-hero {
  background: radial-gradient(circle at 10% 20%, rgba(42, 125, 207, 0.05) 0%, rgba(0, 227, 227, 0.02) 90%);
  border: 1px solid #E2E8F0;
  border-radius: 6px;
  padding: 10px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  transition: all 0.3s ease;
}

.simulator-viewport.operational .sim-mini-hero {
  border-color: #26334D;
  background: radial-gradient(circle at 10% 20%, rgba(0, 227, 227, 0.06) 0%, rgba(0, 69, 126, 0.08) 90%);
}

.sim-mini-title {
  height: 10px;
  width: 100px;
  background: #00457E;
  border-radius: 2px;
  transition: background-color 0.3s ease;
}

.simulator-viewport.operational .sim-mini-title {
  background: #00E3E3;
}

.sim-mini-text {
  height: 6px;
  width: 80%;
  background: #94A3B8;
  border-radius: 1px;
}

.sim-mini-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
}

.simulator-viewport.mobile .sim-mini-grid {
  grid-template-columns: 1fr;
}

.simulator-viewport.operational .sim-mini-grid {
  grid-template-columns: repeat(4, 1fr); /* Operational spans 4 columns! */
}

.sim-mini-card {
  height: 50px;
  background: #F8FAFC;
  border: 1px solid #E2E8F0;
  border-radius: 6px;
  transition: all 0.3s ease;
}

.simulator-viewport.operational .sim-mini-card {
  background: #121826;
  border-color: #26334D;
  box-shadow: 0 4px 8px rgba(0,0,0,0.2);
}

/* Responsive styles for simulator wrapper */
@media (max-width: 900px) {
  .simulator-layout-wrapper {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   STATUS REFERENCE — FULL REFERENCE TABLES
   ========================================================================== */

/* Rollup hierarchy chain */
.rollup-chain {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-8);
  padding: var(--space-24);
  background: var(--color-p-99);
  border: 1px solid var(--color-p-90);
  border-left: 4px solid var(--color-p-40);
  border-radius: var(--radius-12);
}
body.dark-mode .rollup-chain {
  background: var(--bg-tertiary);
  border-color: var(--color-p-30);
  border-left-color: var(--color-p-60);
}
.rollup-chain-arrow {
  color: var(--text-muted);
  font-size: 14px;
  font-weight: 700;
  flex-shrink: 0;
}
.rollup-chain-label {
  font-size: 11px;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: var(--space-8);
  display: block;
}

/* Status reference sub-section wrapper */
.status-ref-block {
  display: flex;
  flex-direction: column;
  gap: 0;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-12);
  overflow: hidden;
  background: var(--bg-primary);
}
.status-ref-block-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-16) var(--space-24);
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  gap: var(--space-12);
}
.status-ref-block-title {
  font-size: var(--fs-caption);
  font-weight: 700;
  color: var(--text-primary);
  margin: 0;
}
.status-ref-block-count {
  font-size: 11px;
  color: var(--text-muted);
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  padding: 2px 8px;
  border-radius: var(--radius-24);
}

/* Status reference row */
.status-ref-row {
  display: grid;
  grid-template-columns: 44px 1fr 120px 110px 110px;
  align-items: center;
  gap: var(--space-16);
  padding: var(--space-16) var(--space-24);
  border-bottom: 1px solid var(--border-color);
  transition: background 0.15s ease;
}
.status-ref-row:last-child { border-bottom: none; }
.status-ref-row:hover { background: var(--bg-secondary); }

.status-ref-icon-cell {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-16);
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  flex-shrink: 0;
}
.status-ref-badge-cell {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.status-ref-name {
  font-size: 13px;
  font-weight: 700;
  color: var(--text-primary);
}
.status-ref-definition {
  font-size: 11px;
  color: var(--text-secondary);
  line-height: 1.5;
}
.status-ref-swatch-cell {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.status-ref-swatch {
  display: flex;
  align-items: center;
  gap: 6px;
}
.swatch-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  flex-shrink: 0;
  border: 1px solid rgba(0,0,0,0.08);
}
.swatch-label {
  font-size: 10px;
  font-family: monospace;
  color: var(--text-secondary);
}
.swatch-mode-tag {
  font-size: 9px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.status-ref-token-cell code {
  font-size: 10px;
  font-family: monospace;
  color: var(--text-muted);
  background: var(--bg-secondary);
  padding: 2px 6px;
  border-radius: var(--radius-4);
  border: 1px solid var(--border-color);
  display: block;
  white-space: nowrap;
}

/* Inline callout tag (e.g. "NOT an error") */
.status-callout-tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 9px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 2px 7px;
  border-radius: var(--radius-24);
  background: var(--color-c-90);
  color: var(--color-c-40);
  margin-left: 6px;
}
.status-accent-tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 9px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 2px 7px;
  border-radius: var(--radius-24);
  background: var(--color-p-90);
  color: var(--color-p-40);
  margin-left: 6px;
}

/* Distinction callout block (Criticality ≠ Workflow) */
.status-distinction-note {
  display: flex;
  align-items: flex-start;
  gap: var(--space-12);
  padding: var(--space-16) var(--space-24);
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  border-left: 3px solid var(--color-p-40);
  font-size: 12px;
  color: var(--text-secondary);
  line-height: 1.6;
}
.status-distinction-note strong { color: var(--text-primary); }

/* Code snippet block (dark, monospace) */
.code-snippet {
  background: #0d1117;
  border-radius: var(--radius-8);
  padding: var(--space-16) var(--space-24);
  overflow-x: auto;
}
.code-snippet pre {
  margin: 0;
  font-family: 'Courier New', Courier, monospace;
  font-size: 12px;
  line-height: 1.7;
  color: #c9d1d9;
}
.code-snippet .cs-comment { color: #8b949e; }
.code-snippet .cs-prop { color: #79c0ff; }
.code-snippet .cs-val { color: #a5d6ff; }

/* Active gradient border code note */
.gradient-border-note {
  display: flex;
  align-items: flex-start;
  gap: var(--space-12);
  padding: var(--space-12) var(--space-16);
  background: var(--bg-tertiary);
  border-radius: var(--radius-8);
  font-size: 11px;
  color: var(--text-secondary);
  line-height: 1.5;
  border: 1px solid var(--border-color);
}

/* ==========================================================================
   GLOWING GLASS DEMO PANEL
   ========================================================================== */

.glass-demo-panel {
  background: #0A0F1D;
  border-radius: var(--radius-16);
  padding: var(--space-32) var(--space-24);
  display: flex;
  flex-direction: column;
  gap: var(--space-24);
}
.glass-demo-row {
  display: flex;
  align-items: flex-start;
  gap: var(--space-16);
  flex-wrap: wrap;
}
.glass-demo-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-8);
}
.glass-circle {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid transparent;
  transition: all 0.2s ease;
}
.glass-circle svg {
  opacity: 0.9;
}
.glass-demo-label {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: rgba(255,255,255,0.5);
  text-align: center;
}
.glass-demo-divider {
  width: 1px;
  background: rgba(255,255,255,0.08);
  align-self: stretch;
  margin: 0 var(--space-8);
}
.glass-demo-static-label {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: rgba(255,255,255,0.3);
  font-weight: 600;
  margin-bottom: var(--space-4);
  display: block;
}
.glass-rules-strip {
  display: flex;
  gap: var(--space-16);
  flex-wrap: wrap;
}
.glass-rule-chip {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: var(--space-8) var(--space-12);
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-8);
  min-width: 120px;
}
.glass-rule-chip-label {
  font-size: 9px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: rgba(255,255,255,0.4);
  font-weight: 600;
}
.glass-rule-chip-value {
  font-size: 11px;
  font-family: monospace;
  color: rgba(255,255,255,0.75);
}

/* ==========================================================================
   ICONOGRAPHY SECTION
   ========================================================================== */

/* Spec strip (library metadata bar) */
.icon-spec-strip {
  display: flex;
  align-items: stretch;
  gap: 0;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-12);
  overflow: hidden;
  background: var(--bg-primary);
  flex-wrap: wrap;
}
.icon-spec-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: var(--space-16) var(--space-24);
  border-right: 1px solid var(--border-color);
  flex: 1;
  min-width: 120px;
}
.icon-spec-item:last-child { border-right: none; }
.icon-spec-key {
  font-size: 9px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
}
.icon-spec-val {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
}
.icon-spec-val a {
  color: var(--color-corp-blue);
  text-decoration: none;
  font-size: 12px;
}
.icon-spec-val a:hover { text-decoration: underline; }

/* Usage rules grid */
.usage-rules-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-16);
}
.usage-rule-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
  padding: var(--space-16);
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-12);
  transition: box-shadow 0.2s ease, border-color 0.2s ease;
}
.usage-rule-card:hover {
  border-color: var(--color-highlight-blue);
  box-shadow: var(--shadow-floating);
}
.usage-rule-icon-wrap {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-8);
  background: var(--color-p-95);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-p-40);
}
body.dark-mode .usage-rule-icon-wrap {
  background: var(--bg-tertiary);
  color: var(--color-cyan-accent);
}
.usage-rule-title {
  font-size: 13px;
  font-weight: 700;
  color: var(--text-primary);
}
.usage-rule-desc {
  font-size: 12px;
  color: var(--text-secondary);
  line-height: 1.55;
}

/* Icon category header */
.icon-category-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: var(--space-12);
  border-bottom: 1px solid var(--border-color);
  margin-bottom: var(--space-16);
}
.icon-category-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-primary);
}
.icon-category-count {
  font-size: 11px;
  color: var(--text-muted);
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  padding: 2px 10px;
  border-radius: var(--radius-24);
}

/* Icon grid */
.icon-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(110px, 1fr));
  gap: var(--space-12);
}

/* Icon card */
.icon-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-8);
  padding: var(--space-16) var(--space-12);
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-12);
  cursor: pointer;
  transition: all 0.2s ease;
  position: relative;
  text-align: center;
}
.icon-card:hover {
  border-color: var(--color-highlight-blue);
  box-shadow: var(--shadow-floating);
  transform: translateY(-2px);
  background: var(--bg-secondary);
}
.icon-card:active { transform: translateY(0); }
.icon-card svg {
  color: var(--text-secondary);
  transition: color 0.2s ease;
}
.icon-card:hover svg { color: var(--color-corp-blue); }
body.dark-mode .icon-card:hover svg { color: var(--color-cyan-accent); }
.icon-card-name {
  font-size: 10px;
  font-family: monospace;
  color: var(--text-muted);
  font-weight: 600;
  word-break: break-all;
  line-height: 1.3;
}
.icon-card-context {
  font-size: 9px;
  color: var(--text-muted);
  background: var(--bg-tertiary);
  padding: 1px 6px;
  border-radius: var(--radius-24);
  border: 1px solid var(--border-color);
}

/* Icon copy hint on hover */
.icon-card::after {
  content: 'Click to copy';
  position: absolute;
  bottom: 6px;
  right: 6px;
  font-size: 8px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-corp-blue);
  opacity: 0;
  transition: opacity 0.2s ease;
}
.icon-card:hover::after { opacity: 1; }
body.dark-mode .icon-card::after { color: var(--color-cyan-accent); }

@media (max-width: 768px) {
  .status-ref-row {
    grid-template-columns: 44px 1fr;
  }
  .status-ref-swatch-cell,
  .status-ref-token-cell {
    display: none;
  }
  .icon-grid {
    grid-template-columns: repeat(auto-fill, minmax(90px, 1fr));
  }
}