/* 
 * MINIMALIST TUI STYLESHEET - Lia Becker Portfolio
 * Style: Retro-Minimal 90s Hacker Terminal (Text User Interface)
 * Colors (Max 4): Pitch Black (#050505), White (#f5f5f5), Gray (#444444), Green (#00ff66)
 * Font: 100% Monospaced
 */

/* ==========================================================================
   1. DESIGN TOKENS (Strictly 4 Colors)
   ========================================================================== */
:root {
  --bg-color: #050505;      /* 1. Background */
  --txt-color: #f5f5f5;     /* 2. Primary Text */
  --border-color: #444444;  /* 3. Muted Text / Borders */
  --accent-color: #00ff66;  /* 4. Cyber Green Accent */
  
  --font-mono: "Courier New", Consolas, Monaco, "Lucida Console", "Fira Code", monospace;
  --max-width: 960px;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 100px;
  background-color: var(--bg-color);
}

body {
  background-color: var(--bg-color);
  color: var(--txt-color);
  font-family: var(--font-mono);
  line-height: 1.5;
  font-size: 15px;
  -webkit-font-smoothing: antialiased;
  padding: 1rem;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}
::-webkit-scrollbar-track {
  background: var(--bg-color);
  border: 1px solid var(--border-color);
}
::-webkit-scrollbar-thumb {
  background: var(--border-color);
}
::-webkit-scrollbar-thumb:hover {
  background: var(--accent-color);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-size: 1.15rem;
  font-weight: bold;
  color: var(--txt-color);
}

a {
  color: var(--accent-color);
  text-decoration: none;
}
a:hover {
  background-color: var(--accent-color);
  color: var(--bg-color);
}

.showcase-banner {
  text-align: center;
  color: var(--accent-color);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: bold;
  padding: 0.4rem 1rem;
  background-color: rgba(0, 255, 102, 0.03);
  border: 1px dashed var(--border-color);
  max-width: var(--max-width);
  margin: 1rem auto 0 auto;
  letter-spacing: 1px;
  position: relative;
  z-index: 5;
}

/* ==========================================================================
   3. RETRO CRT & SCREEN EFFECTS
   ========================================================================== */
/* Subtle scanline overlay, very low opacity so it isn't in-your-face */
.screen-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: linear-gradient(
    rgba(18, 18, 18, 0) 50%, 
    rgba(0, 0, 0, 0.15) 50%
  );
  background-size: 100% 4px;
  z-index: 9999;
  pointer-events: none;
  opacity: 0.4;
}

/* Screen flicker simulation on page load */
@keyframes screen-turn-on {
  0% { opacity: 0.3; transform: scaleY(0.01) scaleX(0); }
  50% { opacity: 0.8; transform: scaleY(1.01) scaleX(1); }
  75% { opacity: 0.5; }
  100% { opacity: 1; }
}

.terminal-container {
  max-width: var(--max-width);
  margin: 0 auto;
  border: 1px solid var(--border-color);
  background-color: var(--bg-color);
  min-height: 90vh;
  display: flex;
  flex-direction: column;
  animation: screen-turn-on 0.25s cubic-bezier(0.1, 0.9, 0.2, 1);
  position: relative;
}

/* ==========================================================================
   4. TERMINAL WINDOW COMPONENTS
   ========================================================================== */
.terminal-header {
  border-bottom: 1px solid var(--border-color);
  padding: 0.75rem 1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
}

.host-badge {
  color: var(--accent-color);
  font-weight: bold;
}

.session-path {
  color: var(--txt-color);
}

.header-right {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.lang-toggle-btn {
  background: transparent;
  border: 1px solid var(--border-color);
  color: var(--accent-color);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  padding: 0.15rem 0.5rem;
  cursor: pointer;
  white-space: nowrap;
}
.lang-toggle-btn:hover {
  background-color: var(--accent-color);
  color: var(--bg-color);
  border-color: var(--accent-color);
}

.mode-switch-btn {
  color: var(--txt-color);
  border: 1px solid var(--border-color);
  padding: 0.15rem 0.5rem;
}
.mode-switch-btn:hover {
  background-color: var(--txt-color);
  color: var(--bg-color);
  border-color: var(--txt-color);
}

/* CLI Top Navigation */
.terminal-nav {
  border-bottom: 1px dashed var(--border-color);
  padding: 0.5rem;
}

.nav-toggle-btn {
  display: none;
  background: transparent;
  border: 1px solid var(--border-color);
  color: var(--accent-color);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  padding: 0.25rem 0.75rem;
  cursor: pointer;
  width: 100%;
  text-align: left;
  box-sizing: border-box;
}

.nav-toggle-btn:hover {
  background-color: rgba(0, 255, 102, 0.05);
  border-color: var(--accent-color);
}

.terminal-nav ul {
  display: flex;
  flex-wrap: wrap;
  list-style: none;
  gap: 0.5rem 1.5rem;
}

.nav-btn {
  color: var(--txt-color);
  padding: 0.25rem 0.5rem;
  display: inline-block;
}
.nav-btn:hover, .nav-btn.active {
  background-color: var(--txt-color);
  color: var(--bg-color);
}

/* Main Body container */
.terminal-body {
  padding: 1.5rem;
  flex-grow: 1;
}

/* Sections */
.terminal-section {
  margin-top: 3.5rem;
  margin-bottom: 2.5rem;
}
.terminal-section:first-of-type {
  margin-top: 1rem;
}

.section-title-bar {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.section-title-bar h2 {
  font-size: 1.05rem;
  white-space: nowrap;
}

.section-decor {
  color: var(--border-color);
  flex-grow: 1;
  overflow: hidden;
  text-overflow: clip;
  white-space: nowrap;
}

/* ==========================================================================
   5. HERO & SYSTEMD SERVICE SIMULATION
   ========================================================================== */
.terminal-prompt {
  font-size: 0.95rem;
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
}

.prompt-user { color: var(--accent-color); font-weight: bold; }
.prompt-colon { color: var(--txt-color); }
.prompt-path { color: var(--txt-color); }
.prompt-char { color: var(--txt-color); margin-right: 0.5rem; }

/* Typing simulator styling */
.typewriter {
  border-right: 2px solid var(--accent-color);
  animation: blink-caret 0.75s step-end infinite;
  white-space: nowrap;
}

@keyframes blink-caret {
  from, to { border-color: transparent }
  50% { border-color: var(--accent-color); }
}

.service-status-box {
  border: 1px solid var(--border-color);
  padding: 0.75rem 1rem;
  font-size: 0.82rem;
  line-height: 1.3;
  margin-bottom: 2rem;
  background-color: rgba(255, 255, 255, 0.02);
  overflow-x: auto;
  white-space: pre-wrap;
  word-wrap: break-word;
  font-family: var(--font-mono);
}

.txt-accent { color: var(--accent-color); }
.txt-muted { color: var(--border-color); }
.status-lbl { color: var(--accent-color); margin-right: 0.25rem; }

/* Bio info */
.bio-block {
  margin-bottom: 2rem;
}

.bio-block h1 {
  font-size: 2.25rem;
  color: var(--txt-color);
  margin-bottom: 0.25rem;
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.bio-block .subtitle {
  color: var(--border-color);
  font-size: 0.9rem;
  margin-bottom: 1.25rem;
}

.bio-block .summary {
  font-size: 1rem;
  max-width: 750px;
  margin-bottom: 1.5rem;
}

.hero-actions {
  display: flex;
  gap: 1.5rem;
}

.action-link {
  color: var(--accent-color);
  font-weight: bold;
  border: 1px solid transparent;
  padding: 0.25rem 0.5rem;
}
.action-link:hover {
  border-color: var(--accent-color);
  background-color: transparent;
  color: var(--accent-color);
}

/* ==========================================================================
   6. ABOUT SECTION STYLING
   ========================================================================== */
.about-content {
  display: grid;
  grid-template-columns: 3fr 2fr;
  gap: 2rem;
}

@media (max-width: 768px) {
  .about-content {
    grid-template-columns: 1fr;
  }
}

.terminal-subpanel {
  border: 1px solid var(--border-color);
  padding: 1rem;
  align-self: start;
}

.panel-header {
  color: var(--accent-color);
  margin-bottom: 0.75rem;
  font-weight: bold;
}

.principles-list {
  list-style: none;
}

.principles-list li {
  margin-bottom: 0.9rem;
  display: flex;
  align-items: flex-start;
  font-size: 0.88rem;
}

.principles-list li:last-child {
  margin-bottom: 0;
}

.bullet {
  color: var(--accent-color);
  margin-right: 0.5rem;
  font-weight: bold;
  flex-shrink: 0;
}

.principle-text {
  line-height: 1.35;
}

/* ==========================================================================
   7. FOCUS AREAS
   ========================================================================== */
.focus-list-tui {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

@media (max-width: 768px) {
  .focus-list-tui {
    grid-template-columns: 1fr;
  }
}

.focus-item-tui {
  border: 1px solid var(--border-color);
  padding: 1rem;
  background-color: rgba(255, 255, 255, 0.01);
}

.focus-header-tui {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
  border-bottom: 1px dotted var(--border-color);
  padding-bottom: 0.25rem;
}

.focus-id {
  color: var(--accent-color);
  font-weight: bold;
}

.focus-item-tui h3 {
  font-size: 1rem;
}

.focus-item-tui p {
  font-size: 0.9rem;
  color: var(--txt-color);
}

/* ==========================================================================
   8. PROJECTS DATABASE (CLI FILTER SYSTEM)
   ========================================================================== */
.filter-console {
  border: 1px solid var(--border-color);
  background-color: rgba(0, 0, 0, 0.2);
  padding: 0.75rem 1rem;
  margin-bottom: 2rem;
}

.filter-prompt {
  font-size: 0.9rem;
  margin-bottom: 0.75rem;
}

.filter-cmd-display {
  color: var(--accent-color);
  font-weight: bold;
}

.filter-buttons-tui {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.filter-btn-tui {
  background: transparent;
  border: 1px solid var(--border-color);
  color: var(--txt-color);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  padding: 0.25rem 0.5rem;
  cursor: pointer;
}

.filter-btn-tui:hover, .filter-btn-tui.active {
  border-color: var(--accent-color);
  color: var(--accent-color);
}

.projects-list-tui {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.project-row {
  border: 1px solid var(--border-color);
  transition: border-color 0.15s ease;
}

.project-row:hover {
  border-color: var(--accent-color);
}

.row-header {
  border-bottom: 1px solid var(--border-color);
  padding: 0.5rem 1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.9rem;
  background-color: rgba(255, 255, 255, 0.02);
}

.row-id {
  color: var(--border-color);
  font-weight: bold;
}

.row-title {
  font-weight: bold;
  flex-grow: 1;
  margin-left: 1rem;
}

.row-status {
  font-size: 0.8rem;
}

.status-active { color: var(--accent-color); }
.status-completed { color: var(--txt-color); }
.status-pending { color: var(--border-color); }

.row-body {
  padding: 1rem;
}

.row-body p {
  font-size: 0.9rem;
  margin-bottom: 0.75rem;
}

.row-metadata {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
  font-size: 0.8rem;
  border-top: 1px dotted var(--border-color);
  padding-top: 0.75rem;
}

.meta-tags {
  color: var(--border-color);
}

.meta-link {
  color: var(--accent-color);
  font-weight: bold;
}

/* Hide animations for filtering */
.project-row.hidden {
  display: none;
}

/* ==========================================================================
   9. LINKS & CONTACT
   ========================================================================== */
.links-list-tui {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}

@media (max-width: 920px) {
  .links-list-tui {
    grid-template-columns: 1fr;
  }
}

.link-item-tui {
  border: 1px solid var(--border-color);
  padding: 0.75rem 1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--txt-color);
  min-width: 0;
}

.link-item-tui:hover {
  border-color: var(--accent-color);
  background-color: rgba(0, 255, 102, 0.05);
  color: var(--txt-color);
}

.link-label-tui {
  font-weight: bold;
  color: var(--border-color);
}

.link-item-tui:hover .link-label-tui {
  color: var(--accent-color);
}

.link-val-tui {
  flex-grow: 1;
  margin-left: 0.75rem;
  font-size: 0.85rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.link-arrow {
  color: var(--accent-color);
  font-weight: bold;
  margin-left: 0.5rem;
  white-space: nowrap;
}

/* Contact box */
.contact-box-tui {
  border: 1px solid var(--border-color);
  padding: 1rem;
  background-color: rgba(255, 255, 255, 0.01);
}

.contact-prompt {
  font-size: 0.9rem;
  margin-bottom: 1rem;
}

.typewriter-contact {
  border-right: 2px solid var(--txt-color);
  animation: blink-caret 0.75s step-end infinite;
}

.contact-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.contact-table tr {
  border-bottom: 1px dashed rgba(68, 68, 68, 0.4);
}
.contact-table tr:last-child {
  border-bottom: none;
}

.contact-table td {
  padding: 0.75rem 0.5rem;
  vertical-align: top;
}

.tbl-lbl {
  color: var(--border-color);
  font-weight: bold;
  width: 180px;
}

@media (max-width: 576px) {
  .tbl-lbl {
    width: auto;
    display: block;
    padding-bottom: 0.1rem !important;
  }
  .contact-table td {
    display: block;
    padding: 0.5rem;
  }
}

.tbl-val {
  color: var(--txt-color);
}

.tbl-val a {
  border-bottom: 1px dotted var(--accent-color);
}
.tbl-val a:hover {
  background-color: var(--accent-color);
  color: var(--bg-color);
}

/* ==========================================================================
   10. TERMINAL FOOTER
   ========================================================================== */
.terminal-footer {
  border-top: 1px solid var(--border-color);
  padding: 0.75rem 1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  color: var(--border-color);
  flex-wrap: wrap;
  gap: 0.5rem 1rem;
}

.footer-left {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.footer-status-indicator {
  color: var(--accent-color);
  font-weight: bold;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.status-dot-tui {
  display: inline-block;
  width: 6px;
  height: 6px;
  background-color: var(--accent-color);
  border-radius: 50%;
  box-shadow: 0 0 4px var(--accent-color);
}

.footer-divider {
  color: var(--border-color);
  margin: 0 0.5rem;
}

.footer-link {
  color: var(--accent-color);
  text-decoration: none;
  border-bottom: 1px dotted transparent;
  transition: border-color 0.2s ease;
}

.footer-link:hover {
  border-bottom-color: var(--accent-color);
}

.legal-section-tui.hidden {
  display: none !important;
}

.lang-toggle-btn {
  display: inline-block;
  text-decoration: none;
  text-align: center;
}

/* ==========================================================================
   11. TERMINAL LEGAL PANEL (PERMANENT)
   ========================================================================== */
.legal-section-tui {
  border-top: 1px solid var(--border-color);
  padding: 1.5rem 1rem;
  font-size: 0.82rem;
  color: var(--txt-color);
  opacity: 0.8;
  line-height: 1.45;
  box-sizing: border-box;
}

.legal-section-tui h2 {
  color: var(--accent-color);
  font-size: 1rem;
  margin-top: 1.5rem;
  margin-bottom: 0.75rem;
  border-bottom: 1px dashed var(--border-color);
  padding-bottom: 0.25rem;
}

.legal-section-tui h3 {
  color: var(--accent-color);
  font-size: 0.9rem;
  margin-top: 1.25rem;
  margin-bottom: 0.5rem;
}

.legal-section-tui p {
  margin-bottom: 0.75rem;
}

.legal-section-tui ul {
  margin-bottom: 0.75rem;
  padding-left: 1.5rem;
}

.legal-section-tui li {
  margin-bottom: 0.3rem;
}

.legal-section-tui a {
  color: var(--accent-color);
  text-decoration: underline;
}

/* Multi-language content visibility toggling via HTML lang attribute */
html[lang="de"] .lang-en {
  display: none !important;
}
html[lang="en"] .lang-de {
  display: none !important;
}

/* ==========================================================================
   12. MOBILE RESPONSIVENESS OVERRIDES
   ========================================================================== */

/* Fix section dashes overflow */
.section-title-bar {
  display: flex !important;
  align-items: center;
  gap: 1rem;
  overflow: hidden;
  white-space: nowrap;
  width: 100%;
}

.section-decor {
  flex-grow: 1;
  overflow: hidden;
  text-overflow: clip;
  letter-spacing: -1px;
}

/* Media query for tablet screens (max-width: 768px) */
@media (max-width: 768px) {
  body {
    padding: 0.5rem;
  }
  
  .showcase-banner {
    margin: 1rem 0.5rem 0 0.5rem;
    font-size: 0.72rem;
    padding: 0.3rem 0.5rem;
  }

  .terminal-container {
    margin: 0 auto;
    width: 100%;
  }

  .nav-toggle-btn {
    display: block !important;
  }

  .terminal-nav ul {
    display: none !important;
    flex-direction: column;
    width: 100%;
    padding: 0.5rem 0;
    gap: 0.25rem;
    list-style: none;
  }

  .terminal-nav ul.open {
    display: flex !important;
  }

  .terminal-nav li {
    width: 100%;
    text-align: left;
    border-bottom: 1px dotted rgba(68, 68, 68, 0.4);
    padding: 0.4rem 0.5rem;
  }

  .terminal-nav li:last-child {
    border-bottom: none;
  }

  .terminal-nav li a {
    display: block;
    width: 100%;
  }

  .about-content {
    flex-direction: column;
    gap: 1.5rem;
  }

  .text-block, .terminal-subpanel {
    width: 100%;
  }

  .focus-list-tui {
    grid-template-columns: 1fr;
  }

  .terminal-footer {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0.75rem;
    padding: 1.25rem 1rem;
    text-align: center;
  }

  .footer-left {
    flex-direction: column;
    gap: 0.4rem;
    align-items: center;
  }

  .footer-divider {
    display: none;
  }

  .footer-center, .footer-right {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
  }
}

/* Media query for small mobile screens (max-width: 576px) */
@media (max-width: 576px) {
  body {
    padding: 0;
  }

  .showcase-banner {
    margin: 0.5rem 0.5rem 0 0.5rem;
    border-left: none;
    border-right: none;
  }

  .terminal-container {
    margin: 0;
    border: none;
    min-height: 100vh;
  }

  .terminal-body {
    padding: 1.25rem 0.75rem;
  }

  .terminal-prompt, .contact-prompt, .filter-prompt {
    font-size: 0.8rem !important;
  }

  .bio-block h1 {
    font-size: 1.75rem;
  }

  .bio-block .subtitle {
    font-size: 0.85rem;
  }

  .hero-actions {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
  }

  /* Projects row improvements */
  .row-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.25rem;
    padding-bottom: 0.5rem;
  }

  .row-status {
    align-self: flex-start;
  }

  .row-metadata {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
    width: 100%;
  }

  .meta-link {
    align-self: flex-end;
  }

  .tbl-val {
    word-break: break-word;
  }
}

/* Media query for extra small devices (max-width: 480px) */
@media (max-width: 480px) {
  .terminal-header {
    font-size: 0.75rem;
    padding: 0.4rem 0.5rem;
  }

  .header-right {
    gap: 0.5rem;
  }

  .lang-toggle-btn {
    font-size: 0.72rem;
    padding: 0.1rem 0.35rem;
  }

  .link-item-tui {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.25rem;
  }

  .link-val-tui {
    margin-left: 0;
    white-space: normal;
    word-break: break-all;
  }

  .link-arrow {
    display: none;
  }
}

/* Media query for extremely small screens (max-width: 375px) */
@media (max-width: 375px) {
  .terminal-prompt, .contact-prompt, .filter-prompt {
    font-size: 0.72rem !important;
  }
}

/* Print optimizations */
@media print {
  body {
    background-color: #fff;
    color: #000;
  }
  .screen-overlay, .mode-switch-btn, .legal-section-tui {
    display: none;
  }
  .terminal-container {
    border: none;
  }
}