/*
 * SYSTEM ARCHITECTURE: MAIN STYLESHEET
 * Core tokens, CRT effects, layout structure, terminal panels, and animations.
 */

/* ==========================================================================
   01. DESIGN SYSTEM & CUSTOM VARIABLES
   ========================================================================== */
:root {
  --color-bg: #050505;
  --color-text-primary: #FFFFFF;
  --color-text-secondary: #FFFFFF;
  --color-accent: #65FF8F;
  --color-accent-dim: rgba(101, 255, 143, 0.4);
  --color-border: rgba(101, 255, 143, 0.18);
  --color-border-glow: rgba(101, 255, 143, 0.35);
  
  --font-primary: 'IBM Plex Mono', monospace;
  --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-medium: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  
  --glow-shadow: 0 0 15px rgba(101, 255, 143, 0.12);
  --glow-shadow-intense: 0 0 25px rgba(101, 255, 143, 0.25);
}

/* ==========================================================================
   02. BASE RESET & PAGE LAYOUT
   ========================================================================== */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  background-color: var(--color-bg);
}

body {
  font-family: var(--font-primary);
  color: var(--color-text-primary);
  background-color: var(--color-bg);
  overflow-x: hidden;
  line-height: 1.6;
  position: relative;
  min-height: 100vh;
}

#matrix-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -2;
  pointer-events: none;
  opacity: 0.12;
}

/* ==========================================================================
   03. CRT EFFECTS & SCREEN OVERLAYS
   ========================================================================== */
.scanlines {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    rgba(18, 16, 16, 0) 50%, 
    rgba(0, 0, 0, 0.25) 50%
  ), linear-gradient(
    90deg,
    rgba(255, 0, 0, 0.03),
    rgba(0, 255, 0, 0.01),
    rgba(0, 0, 255, 0.03)
  );
  background-size: 100% 4px, 6px 100%;
  z-index: 999;
  pointer-events: none;
  opacity: 0.8;
}

.crt-glow::after {
  content: " ";
  display: block;
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  right: 0;
  background: radial-gradient(
    circle, 
    rgba(101, 255, 143, 0.03) 0%, 
    rgba(0, 0, 0, 0.4) 100%
  );
  z-index: 998;
  pointer-events: none;
}

@keyframes flicker {
  0% { opacity: 0.99; }
  50% { opacity: 0.97; }
  100% { opacity: 0.99; }
}

.crt-flicker {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(18, 16, 16, 0.02);
  opacity: 0;
  z-index: 1000;
  pointer-events: none;
  animation: flicker 0.15s infinite;
}

/* ==========================================================================
   04. TERMINAL PANELS & CORNERS
   ========================================================================== */
.terminal-panel {
  position: relative;
  border: 1px dashed var(--color-border);
  background: rgba(5, 5, 5, 0.85);
  backdrop-filter: blur(8px);
  padding: 1.5rem;
  box-shadow: var(--glow-shadow);
  transition: border-color var(--transition-medium), box-shadow var(--transition-medium);
}

.terminal-panel:hover {
  border-color: var(--color-border-glow);
  box-shadow: var(--glow-shadow-intense);
}

/* Corner Indicators */
.terminal-panel .corner {
  position: absolute;
  width: 10px;
  height: 10px;
  border: 2px solid var(--color-accent);
  pointer-events: none;
  transition: transform var(--transition-medium);
}

.terminal-panel .corner.tl { top: -2px; left: -2px; border-right: none; border-bottom: none; }
.terminal-panel .corner.tr { top: -2px; right: -2px; border-left: none; border-bottom: none; }
.terminal-panel .corner.bl { bottom: -2px; left: -2px; border-right: none; border-top: none; }
.terminal-panel .corner.br { bottom: -2px; right: -2px; border-left: none; border-top: none; }

.terminal-panel:hover .corner.tl { transform: translate(-1px, -1px); }
.terminal-panel:hover .corner.tr { transform: translate(1px, -1px); }
.terminal-panel:hover .corner.bl { transform: translate(-1px, 1px); }
.terminal-panel:hover .corner.br { transform: translate(1px, 1px); }

/* Panel Tags */
.panel-tag {
  position: absolute;
  top: -9px;
  left: 15px;
  background: var(--color-bg);
  padding: 0 8px;
  font-size: 11px;
  color: var(--color-accent);
  font-weight: 500;
  letter-spacing: 0.1em;
  border: 1px solid var(--color-border);
}

/* ==========================================================================
   05. TOP NAVIGATION BAR
   ========================================================================== */
.header-nav {
  position: sticky;
  top: 15px;
  margin: 15px 30px;
  z-index: 100;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.8rem 1.5rem;
  border-style: solid; /* header uses solid border for top-level separation */
  border-width: 1px;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.status-indicator {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--color-text-secondary);
}

.status-indicator.online {
  background-color: var(--color-accent);
  box-shadow: 0 0 8px var(--color-accent);
}

.brand-text {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--color-text-primary);
}

.nav-links {
  display: flex;
  gap: 25px;
}

.nav-link {
  font-size: 12px;
  font-weight: 500;
  color: var(--color-text-secondary);
  text-decoration: none;
  letter-spacing: 0.05em;
  transition: color var(--transition-fast), text-shadow var(--transition-fast);
  position: relative;
  padding: 4px 0;
}

.nav-num {
  color: var(--color-accent);
  opacity: 0.75;
  margin-right: 4px;
}

.nav-link:hover, .nav-link.active {
  color: var(--color-accent);
  text-shadow: 0 0 8px var(--color-accent-dim);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background-color: var(--color-accent);
  transition: width var(--transition-fast);
}

.nav-link.active::after, .nav-link:hover::after {
  width: 100%;
}

.nav-metrics {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 12px;
  color: var(--color-text-secondary);
}

.metric-divider {
  color: var(--color-border);
}

/* ==========================================================================
   06. MAIN LAYOUT AND HERO SECTION
   ========================================================================== */
.main-content {
  max-width: 1800px;
  margin: 0 auto;
  padding: 20px 30px;
  display: flex;
  flex-direction: column;
  gap: 50px;
}

.hero-section {
  display: grid;
  grid-template-columns: 36% 39% 25%;
  gap: 25px;
  min-height: 720px;
}

/* Hero Left Panel */
.hero-left {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.greeting-subtitle {
  font-size: 12px;
  color: var(--color-accent);
  letter-spacing: 0.15em;
  margin-bottom: 10px;
  margin-top: 10px;
}

.hero-name {
  font-size: 4rem;
  font-weight: 600;
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--color-text-primary);
  margin-bottom: 15px;
}

.accent-text {
  color: var(--color-accent);
  text-shadow: 0 0 10px rgba(101, 255, 143, 0.2);
}

.hero-title {
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text-secondary);
  border: 1px solid var(--color-border);
  padding: 6px 12px;
  width: max-content;
  letter-spacing: 0.1em;
  background: rgba(101, 255, 143, 0.04);
  margin-bottom: 20px;
}

.hero-description {
  font-size: 14px;
  color: var(--color-text-secondary);
  margin-bottom: 30px;
  font-weight: 300;
}

/* Hero Center (ASCII Portait) */
.hero-center {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: center;
}

.ascii-container-outer {
  position: relative;
  width: 100%;
  flex-grow: 1;
  min-height: 480px;
  display: flex;
  justify-content: center;
  align-items: center;
  border: 1px solid rgba(101, 255, 143, 0.08);
  background: rgba(0, 0, 0, 0.4);
  overflow: hidden;
  margin-top: 10px;
}

.ascii-art-portrait {
  font-family: 'Courier New', Courier, monospace;
  font-size: 6.5px;
  line-height: 1;
  font-weight: bold;
  color: var(--color-accent);
  text-align: center;
  white-space: pre;
  user-select: none;
  transition: color var(--transition-fast), text-shadow var(--transition-fast);
}

.ascii-art-portrait:hover {
  color: #FFFFFF;
  text-shadow: 0 0 8px var(--color-accent);
}

/* Sight Reticles overlay */
.scanner-sight {
  position: absolute;
  inset: 15px;
  pointer-events: none;
}

.sight-line {
  position: absolute;
  background-color: rgba(101, 255, 143, 0.05);
}

.sight-line.h-line {
  top: 50%;
  left: 0;
  width: 100%;
  height: 1px;
}

.sight-line.v-line {
  left: 50%;
  top: 0;
  width: 1px;
  height: 100%;
}

.sight-corner {
  position: absolute;
  width: 15px;
  height: 15px;
  border: 1px solid rgba(101, 255, 143, 0.25);
}

.sight-corner.top-left { top: 0; left: 0; border-right: none; border-bottom: none; }
.sight-corner.top-right { top: 0; right: 0; border-left: none; border-bottom: none; }
.sight-corner.bottom-left { bottom: 0; left: 0; border-right: none; border-top: none; }
.sight-corner.bottom-right { bottom: 0; right: 0; border-left: none; border-top: none; }

.scanning-beam {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(to bottom, rgba(101, 255, 143, 0) 0%, var(--color-accent) 70%, rgba(101, 255, 143, 0) 100%);
  opacity: 0.4;
  animation: scan 4s linear infinite;
  box-shadow: 0 0 10px var(--color-accent);
}

@keyframes scan {
  0% { top: 0%; }
  50% { top: 100%; }
  100% { top: 0%; }
}

.ascii-stream-footer {
  width: 100%;
  display: flex;
  justify-content: space-between;
  font-size: 11px;
  color: var(--color-text-secondary);
  border-top: 1px dashed var(--color-border);
  padding-top: 12px;
  margin-top: 15px;
}

/* Hero Right: Statistics */
.hero-right-stats {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.stat-widget {
  border-bottom: 1px dashed var(--color-border);
  padding-bottom: 0.8rem;
}

.stat-widget:last-of-type {
  border-bottom: none;
}

.stat-widget-title {
  font-size: 11px;
  color: var(--color-text-secondary);
  letter-spacing: 0.1em;
  margin-bottom: 6px;
}

.progress-bar-container {
  height: 10px;
  border: 1px solid var(--color-border);
  background-color: rgba(5, 5, 5, 0.9);
  position: relative;
  margin-bottom: 5px;
}

.progress-bar-fill {
  height: 100%;
  background-color: var(--color-accent);
  box-shadow: 0 0 8px var(--color-accent-dim);
  transition: width 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.stat-widget-value {
  font-size: 12px;
  color: var(--color-accent);
  font-weight: 500;
  text-align: right;
}

.stat-widget-value-split {
  display: flex;
  justify-content: space-between;
  font-size: 11px;
  color: var(--color-accent);
}

.gauge-grid {
  display: flex;
  gap: 4px;
  margin-bottom: 6px;
}

.gauge-cell {
  flex-grow: 1;
  height: 10px;
  border: 1px solid var(--color-border);
  background-color: transparent;
}

.gauge-cell.active {
  background-color: var(--color-accent);
  box-shadow: 0 0 6px var(--color-accent-dim);
}

.k8s-nodes-status {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 6px;
  margin-bottom: 6px;
}

.node-dot {
  height: 10px;
  border: 1px solid var(--color-border);
}

.node-dot.online {
  background-color: var(--color-accent);
  box-shadow: 0 0 6px var(--color-accent-dim);
}

.node-dot.warning {
  background-color: #FFC837;
  border-color: rgba(255, 200, 55, 0.4);
  box-shadow: 0 0 6px rgba(255, 200, 55, 0.4);
}

.stat-sys-log {
  background-color: rgba(0, 0, 0, 0.5);
  border: 1px solid var(--color-border);
  padding: 10px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.log-title {
  font-size: 11px;
  color: var(--color-text-secondary);
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 4px;
  margin-bottom: 6px;
}

.log-lines {
  font-size: 10px;
  color: var(--color-text-secondary);
  display: flex;
  flex-direction: column;
  gap: 4px;
}

/* ==========================================================================
   07. INTERACTIVE TERMINAL SHELL
   ========================================================================== */
.terminal-shell {
  border: 1px solid var(--color-border);
  background-color: rgba(0, 0, 0, 0.7);
  box-shadow: var(--glow-shadow);
  display: flex;
  flex-direction: column;
  height: 200px;
  margin-bottom: 25px;
}

.shell-header {
  background-color: rgba(101, 255, 143, 0.05);
  border-bottom: 1px solid var(--color-border);
  padding: 6px 12px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.shell-btn {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--color-border);
}

.shell-btn.close { background-color: rgba(255, 95, 87, 0.7); }
.shell-btn.minimize { background-color: rgba(255, 189, 46, 0.7); }
.shell-btn.maximize { background-color: rgba(40, 201, 64, 0.7); }

.shell-title {
  font-size: 11px;
  color: var(--color-text-secondary);
  margin-left: 8px;
  flex-grow: 1;
}

.shell-body {
  padding: 12px;
  font-size: 12px;
  overflow-y: auto;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.shell-output p {
  color: var(--color-text-primary);
  margin-bottom: 4px;
  word-break: break-all;
}

.shell-input-line {
  display: flex;
  align-items: center;
  gap: 6px;
}

.shell-prompt {
  color: var(--color-accent);
  white-space: nowrap;
}

.shell-input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
  flex-grow: 1;
  font-family: var(--font-primary);
  font-size: 12px;
  overflow: hidden;
  line-height: 1.2;
}

.shell-visible-text-before,
.shell-visible-text-after {
  color: var(--color-text-primary);
  white-space: pre-wrap;
  word-break: break-all;
}

.shell-cursor {
  display: inline-block;
  min-width: 8px;
  height: 15px;
  background-color: var(--color-accent);
  color: var(--color-bg);
  text-align: center;
  line-height: 15px;
  margin-left: 1px;
  animation: shell-cursor-blink 1s step-end infinite;
  flex-shrink: 0;
}

@keyframes shell-cursor-blink {
  from, to { background-color: var(--color-accent); color: var(--color-bg); }
  50% { background-color: transparent; color: inherit; }
}

/* Non-focused (blurred) cursor state */
.shell-input-wrapper:not(:focus-within) .shell-cursor {
  background-color: transparent;
  border: 1px solid var(--color-accent);
  color: inherit;
  animation: none;
}

.shell-input {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: transparent !important;
  color: transparent !important;
  caret-color: transparent !important;
  border: none !important;
  outline: none !important;
  font-family: inherit;
  font-size: inherit;
}

/* ==========================================================================
   08. UTILITIES, BUTTONS, CARDS, GRIDS
   ========================================================================== */
.grid-layout {
  display: grid;
  gap: 25px;
}

.cols-3 { grid-template-columns: repeat(3, 1fr); }
.cols-2 { grid-template-columns: repeat(2, 1fr); }

.cta-container {
  display: flex;
  gap: 15px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 10px 20px;
  font-family: var(--font-primary);
  font-size: 12px;
  text-decoration: none;
  font-weight: 500;
  transition: all var(--transition-fast);
  cursor: pointer;
  border: 1px solid var(--color-border);
}

.primary-btn {
  background-color: var(--color-accent);
  color: var(--color-bg);
  box-shadow: 0 0 10px var(--color-accent-dim);
}

.primary-btn:hover {
  background-color: transparent;
  color: var(--color-accent);
  box-shadow: var(--glow-shadow-intense);
}

.secondary-btn {
  background-color: transparent;
  color: var(--color-text-primary);
}

.secondary-btn:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  box-shadow: var(--glow-shadow);
}

.btn-arrow {
  transition: transform var(--transition-fast);
}

.btn:hover .btn-arrow {
  transform: translateX(4px);
}

/* Sections Structure */
.section-container {
  padding-top: 40px;
  scroll-margin-top: 100px;
}

.section-header {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-bottom: 30px;
}

.section-title {
  font-size: 1.15rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--color-text-primary);
  white-space: nowrap;
}

.title-num {
  color: var(--color-accent);
}

.section-divider {
  height: 1px;
  background-color: var(--color-border);
  flex-grow: 1;
}

/* ==========================================================================
   09. SOLUTIONS - WHAT I BUILD (01)
   ========================================================================== */
.terminal-card {
  position: relative;
  border: 1px dashed var(--color-border);
  background: rgba(5, 5, 5, 0.7);
  padding: 1.75rem;
  transition: border-color var(--transition-medium), box-shadow var(--transition-medium), transform var(--transition-medium);
}

.solution-card:hover {
  border-color: var(--color-accent);
  box-shadow: var(--glow-shadow-intense);
  transform: translateY(-4px);
}

.card-num {
  font-size: 11px;
  color: var(--color-accent);
  margin-bottom: 12px;
  letter-spacing: 0.1em;
}

.card-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: 15px;
}

.card-ascii {
  font-family: 'Courier New', Courier, monospace;
  font-size: 11px;
  line-height: 1.25;
  color: var(--color-accent);
  background: rgba(0, 0, 0, 0.5);
  border: 1px solid rgba(101, 255, 143, 0.08);
  padding: 12px;
  margin-bottom: 20px;
  white-space: pre;
  overflow-x: auto;
}

.card-description {
  font-size: 13px;
  color: var(--color-text-secondary);
  font-weight: 300;
}

/* ==========================================================================
   10. OPEN SOURCE REPOS (02)
   ========================================================================== */
.repo-table-wrapper {
  overflow-x: auto;
}

.repo-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

.repo-table th {
  font-size: 11px;
  color: var(--color-accent);
  border-bottom: 1px solid var(--color-border);
  padding: 12px 16px;
  letter-spacing: 0.1em;
}

.repo-table td {
  font-size: 13px;
  padding: 16px;
  border-bottom: 1px solid rgba(101, 255, 143, 0.08);
  color: var(--color-text-secondary);
  vertical-align: middle;
}

.repo-row {
  transition: background-color var(--transition-fast);
}

.repo-row:hover {
  background-color: rgba(101, 255, 143, 0.02);
}

.repo-link {
  color: var(--color-text-primary);
  text-decoration: none;
  font-weight: 500;
  transition: color var(--transition-fast);
}

.repo-row:hover .repo-link {
  color: var(--color-accent);
  text-shadow: 0 0 6px var(--color-accent-dim);
}

.lang-tag {
  font-size: 11px;
  padding: 2px 8px;
  border: 1px solid var(--color-border);
  background: rgba(101, 255, 143, 0.03);
}

.stars-val {
  color: var(--color-accent);
  font-weight: 500;
}

.star-icon {
  margin-right: 4px;
}

/* ==========================================================================
   11. KNOWLEDGE WRITING (03)
   ========================================================================== */
.writing-list {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.writing-item-wrapper {
  text-decoration: none;
  display: block;
}

.writing-item {
  display: flex;
  border: 1px dashed var(--color-border);
  background: rgba(5, 5, 5, 0.7);
  padding: 1.5rem;
  align-items: center;
  gap: 25px;
  transition: border-color var(--transition-medium), box-shadow var(--transition-medium);
  position: relative;
}

.writing-item:hover {
  border-color: var(--color-accent);
  box-shadow: var(--glow-shadow);
}

.writing-date {
  font-size: 12px;
  color: var(--color-accent);
  font-weight: 500;
  width: 100px;
  flex-shrink: 0;
}

.writing-main {
  flex-grow: 1;
}

.writing-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: 6px;
  transition: color var(--transition-fast);
}

.writing-item:hover .writing-title {
  color: var(--color-accent);
}

.writing-excerpt {
  font-size: 13px;
  color: var(--color-text-secondary);
  font-weight: 300;
}

.writing-meta {
  display: flex;
  gap: 15px;
  font-size: 11px;
  align-items: center;
}

.writing-tag {
  border: 1px solid var(--color-border);
  padding: 2px 8px;
  color: var(--color-text-secondary);
}

.writing-time {
  color: var(--color-accent);
}

.writing-action-link {
  font-size: 18px;
  color: var(--color-text-secondary);
  text-decoration: none;
  width: 40px;
  height: 40px;
  display: flex;
  justify-content: center;
  align-items: center;
  border: 1px solid var(--color-border);
  transition: all var(--transition-fast);
}

.writing-item:hover .writing-action-link {
  border-color: var(--color-accent);
  color: var(--color-accent);
  background-color: rgba(101, 255, 143, 0.05);
}

.arrow-symbol {
  display: inline-block;
  transition: transform var(--transition-fast);
}

.writing-item:hover .arrow-symbol {
  transform: translateX(3px);
}

/* ==========================================================================
   12. DIAGNOSTIC SYSTEM STATUS (04)
   ========================================================================== */
.status-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.status-element {
  border-bottom: 1px solid rgba(101, 255, 143, 0.08);
  padding-bottom: 12px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.status-label {
  font-size: 11px;
  color: var(--color-text-secondary);
  letter-spacing: 0.05em;
}

.status-value {
  font-size: 14px;
  color: var(--color-text-primary);
  font-weight: 500;
}

.status-value.highlight {
  color: var(--color-accent);
  text-shadow: 0 0 6px var(--color-accent-dim);
}

/* ==========================================================================
   13. TECH STACK OPERATIONAL (05)
   ========================================================================== */
.tech-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 15px;
  margin-bottom: 25px;
}

.tech-tag {
  display: flex;
  align-items: center;
  gap: 8px;
  border: 1px solid var(--color-border);
  background: rgba(101, 255, 143, 0.02);
  padding: 10px 18px;
  font-size: 13px;
  color: var(--color-text-primary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.tech-tag:hover {
  border-color: var(--color-accent);
  background-color: rgba(101, 255, 143, 0.08);
  color: var(--color-accent);
  box-shadow: var(--glow-shadow);
  transform: translateY(-2px);
}

.tech-icon {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  color: var(--color-accent);
  transition: transform var(--transition-fast), color var(--transition-fast);
}

.tech-tag:hover .tech-icon {
  transform: scale(1.15);
  color: var(--color-text-primary);
}

.prompt-symbol {
  color: var(--color-accent);
  font-weight: bold;
}

.tech-description-box {
  background-color: rgba(0, 0, 0, 0.5);
  border: 1px dashed var(--color-border);
  padding: 15px;
  font-size: 12px;
  color: var(--color-text-secondary);
  min-height: 50px;
}

/* Card Logo Styles */
.card-logo {
  width: 100%;
  height: 90px;
  display: flex;
  justify-content: center;
  align-items: center;
  margin-bottom: 20px;
  color: var(--color-accent);
  filter: drop-shadow(0 0 4px var(--color-accent-dim));
  transition: transform var(--transition-medium), filter var(--transition-medium);
}

.terminal-card:hover .card-logo {
  transform: scale(1.08) translateY(-3px);
  filter: drop-shadow(0 0 10px var(--color-accent));
}



/* ==========================================================================
   14. SECURITY CERTIFICATIONS (06)
   ========================================================================== */
.cert-card {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 15px;
}

.cert-header-block {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 11px;
}

.cert-logo-authority {
  display: flex;
  align-items: center;
  gap: 8px;
}

.cert-icon {
  width: 16px;
  height: 16px;
  color: var(--color-accent);
  opacity: 0.85;
  flex-shrink: 0;
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.cert-card:hover .cert-icon {
  transform: scale(1.15);
  opacity: 1;
}

.cert-authority {
  color: var(--color-text-secondary);
  letter-spacing: 0.05em;
}

.cert-status {
  color: var(--color-accent);
  font-weight: bold;
  text-shadow: 0 0 6px var(--color-accent-dim);
}

.cert-name {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-text-primary);
}

.cert-meta {
  display: flex;
  justify-content: space-between;
  font-size: 11px;
  color: var(--color-text-secondary);
  border-top: 1px solid rgba(101, 255, 143, 0.08);
  padding-top: 10px;
}

/* ==========================================================================
   15. CONTACT PORTAL (07)
   ========================================================================== */
.contact-subtext {
  font-size: 13px;
  color: var(--color-text-secondary);
  margin-bottom: 25px;
}

.social-networks-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 15px;
}

.network-item-card {
  border: 1px solid var(--color-border);
  padding: 15px;
  display: flex;
  align-items: center;
  gap: 15px;
  text-decoration: none;
  color: var(--color-text-secondary);
  background: rgba(5, 5, 5, 0.5);
  transition: all var(--transition-fast);
}

.network-item-card:hover {
  border-color: var(--color-accent);
  background-color: rgba(101, 255, 143, 0.05);
  color: var(--color-accent);
  box-shadow: var(--glow-shadow);
}

.network-icon {
  flex-shrink: 0;
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
}

.network-item-card:hover .network-icon {
  color: var(--color-accent);
}

.network-name {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.05em;
  flex-grow: 1;
}

.network-status {
  font-size: 11px;
  color: var(--color-text-secondary);
}

.network-item-card:hover .network-status {
  color: var(--color-accent);
}

/* 3D Cube Projection Display */
.world-map-panel {
  display: flex;
  flex-direction: column;
  min-height: 380px;
}

.map-container {
  width: 100%;
  overflow-x: auto;
  padding: 15px 10px;
  background-color: rgba(0, 0, 0, 0.4);
  border: 1px solid var(--color-border);
  border-radius: 2px;
  margin-top: 10px;
  flex-grow: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  scrollbar-width: thin;
  scrollbar-color: var(--color-border) transparent;
}

.map-container::-webkit-scrollbar {
  height: 4px;
}

.map-container::-webkit-scrollbar-track {
  background: transparent;
}

.map-container::-webkit-scrollbar-thumb {
  background-color: var(--color-border);
  border-radius: 2px;
}

.cube-matrix-display {
  font-family: var(--font-primary), monospace;
  font-size: 11px;
  line-height: 1.15;
  letter-spacing: 0.16em;
  margin: 0 auto;
  white-space: pre;
  display: block;
  user-select: none;
  color: var(--color-accent);
}

.cube-node {
  color: var(--color-accent);
  text-shadow: 0 0 8px var(--color-accent), 0 0 15px var(--color-accent-dim);
  font-weight: bold;
}

.cube-edge {
  color: var(--color-accent);
  opacity: 0.65;
}

.cube-i {
  color: var(--color-accent);
  opacity: 0.14;
}

.projection-telemetry {
  margin-top: 15px;
  padding: 10px;
  background-color: rgba(0, 0, 0, 0.5);
  border: 1px solid rgba(101, 255, 143, 0.08);
  font-size: 11px;
  color: var(--color-text-secondary);
}

.telemetry-line {
  line-height: 1.6;
  font-family: var(--font-primary), monospace;
}

/* Console Input Form */
.console-form {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.form-instruction {
  font-size: 11px;
  color: var(--color-accent);
  letter-spacing: 0.05em;
}

.form-line {
  display: flex;
  align-items: center;
  gap: 10px;
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 6px;
}

.form-line.vertical {
  flex-direction: column;
  align-items: flex-start;
  border-bottom: none;
}

.form-prompt {
  font-size: 12px;
  color: var(--color-accent);
  white-space: nowrap;
}

.form-input {
  background: transparent;
  border: none;
  outline: none;
  color: var(--color-text-primary);
  font-family: var(--font-primary);
  font-size: 13px;
  width: 100%;
  padding: 4px 0;
}

.form-textarea {
  background: transparent;
  border: 1px solid var(--color-border);
  outline: none;
  color: var(--color-text-primary);
  font-family: var(--font-primary);
  font-size: 13px;
  width: 100%;
  height: 100px;
  padding: 10px;
  resize: none;
  margin-top: 6px;
  background-color: rgba(0, 0, 0, 0.4);
}

.form-textarea:focus, .form-input:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 6px var(--color-accent-dim);
}

.submit-btn {
  align-self: flex-start;
  margin-top: 10px;
}

.form-feedback {
  font-size: 11px;
  color: var(--color-accent);
  white-space: pre-line;
}

/* ==========================================================================
   16. NEWSLETTER & footer (08)
   ========================================================================== */
.newsletter-wrapper {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 40px;
}

.newsletter-info {
  flex-grow: 1;
}

.newsletter-headline {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: 8px;
}

.newsletter-desc {
  font-size: 13px;
  color: var(--color-text-secondary);
  font-weight: 300;
}

.intel-action-buttons {
  display: flex;
  flex-direction: column;
  gap: 12px;
  width: 380px;
  flex-shrink: 0;
}

.intel-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  padding: 12px;
  text-decoration: none;
}

.intel-icon {
  flex-shrink: 0;
}

/* Footer Section */
.main-footer {
  margin-top: 40px;
  margin-bottom: 30px;
  padding: 1.5rem 2rem;
  border-style: solid;
  border-width: 1px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 35% 45% 20%;
  align-items: center;
  gap: 20px;
}

.footer-diagnostic-logs {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.footer-log-title {
  font-size: 11px;
  color: var(--color-accent);
  font-weight: 600;
}

.footer-log-line {
  font-size: 10px;
  color: var(--color-text-secondary);
}

.footer-copyright {
  font-size: 11px;
  color: var(--color-text-secondary);
  text-align: center;
}

.footer-subtext {
  font-size: 9px;
  opacity: 0.6;
  margin-top: 4px;
}

.footer-actions {
  display: flex;
  justify-content: flex-end;
}

.footer-back-btn {
  background: transparent;
  border-color: var(--color-border);
  color: var(--color-text-secondary);
}

.footer-back-btn:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  box-shadow: var(--glow-shadow);
}

/* ==========================================================================
   17. GLOBAL ANIMATIONS & GLITCH KEYFRAMES
   ========================================================================== */
@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

.blink-text {
  animation: blink 1.2s infinite;
}

.blink-cursor::after {
  content: "█";
  color: var(--color-accent);
  animation: blink 0.8s infinite;
  margin-left: 2px;
}

/* Scroll reveal utility classes handled by js */
.reveal {
  opacity: 0;
  transform: translateY(15px);
  transition: opacity 0.6s cubic-bezier(0.4, 0, 0.2, 1), transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}