/* ============================================
   BRIAN KINNEY - IT SUPERSTAR
   Dark Mode First | Blue & Orange Theme
   Retro Web Vibes
   ============================================ */

/* --- CSS Custom Properties --- */
:root {
  /* Primary Palette - Blue & Orange */
  --blue-dark: #0a1628;
  --blue-deep: #0d2137;
  --blue-mid: #1a3a5c;
  --blue-accent: #2e86de;
  --blue-light: #54a0ff;
  --blue-glow: #00d4ff;

  --orange-dark: #b45309;
  --orange-mid: #d97706;
  --orange-accent: #f59e0b;
  --orange-light: #fbbf24;
  --orange-glow: #ff9500;
  --orange-hot: #ff6b00;

  /* Backgrounds */
  --bg-primary: #0a0e17;
  --bg-secondary: #0d1520;
  --bg-card: #111927;
  --bg-card-hover: #162032;
  --bg-input: #0d1520;
  --bg-overlay: rgba(10, 14, 23, 0.9);

  /* Text */
  --text-primary: #e8edf5;
  --text-secondary: #8899aa;
  --text-muted: #556677;
  --text-accent: #ff9500;
  --text-link: #54a0ff;

  /* Borders */
  --border-color: #1a2a3a;
  --border-glow: rgba(46, 134, 222, 0.3);

  /* Terminal / Retro */
  --terminal-green: #33ff33;
  --terminal-amber: #ffaa00;
  --terminal-bg: #0a0a0a;
  --scanline: rgba(0, 255, 0, 0.03);

  /* Spacing */
  --nav-height: 70px;
  --container-width: 1200px;
  --section-padding: 80px;

  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-mid: 0.3s ease;
  --transition-slow: 0.6s ease;

  /* Font */
  --font-main: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
  --font-mono: 'Fira Code', 'Cascadia Code', 'JetBrains Mono', 'Courier New', monospace;
  --font-display: 'Orbitron', sans-serif;
}

/* --- Reset & Base --- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

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

/* Subtle scanline overlay */
body::after {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0, 0, 0, 0.03) 2px,
    rgba(0, 0, 0, 0.03) 4px
  );
  pointer-events: none;
  z-index: 9999;
}

a {
  color: var(--text-link);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--orange-accent);
}

img {
  max-width: 100%;
  height: auto;
}

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 0.5em;
}

h1 {
  font-size: 3rem;
  font-family: var(--font-display);
  background: linear-gradient(135deg, var(--blue-light), var(--orange-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

h2 {
  font-size: 2.2rem;
  color: var(--text-primary);
}

h3 {
  font-size: 1.5rem;
  color: var(--blue-light);
}

p {
  margin-bottom: 1em;
  color: var(--text-secondary);
}

/* --- Container --- */
.container {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 20px;
}

/* --- Navigation --- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  background: rgba(10, 14, 23, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-color);
  z-index: 1000;
  transition: all var(--transition-mid);
}

.navbar.scrolled {
  background: rgba(10, 14, 23, 0.95);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 20px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
  text-decoration: none;
  letter-spacing: 2px;
  text-transform: uppercase;
}

.nav-logo .logo-icon {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--blue-accent), var(--orange-accent));
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  font-weight: 900;
  color: #fff;
}

.nav-logo:hover {
  color: var(--orange-accent);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
  list-style: none;
}

.nav-links a {
  display: block;
  padding: 8px 16px;
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 500;
  text-decoration: none;
  border-radius: 6px;
  transition: all var(--transition-fast);
  position: relative;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--orange-accent);
  background: rgba(245, 158, 11, 0.08);
}

.nav-links a.active::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 16px;
  right: 16px;
  height: 2px;
  background: var(--orange-accent);
  border-radius: 1px;
}

/* Mobile hamburger */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 5px;
}

.nav-toggle span {
  width: 25px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all var(--transition-fast);
}

/* --- Main Content --- */
main {
  padding-top: var(--nav-height);
}

.section {
  padding: var(--section-padding) 0;
}

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-header h2 {
  margin-bottom: 15px;
}

.section-header p {
  font-size: 1.1rem;
  max-width: 600px;
  margin: 0 auto;
}

/* --- Cards --- */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 30px;
  transition: all var(--transition-mid);
}

.card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-glow);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(46, 134, 222, 0.1);
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  font-size: 0.95rem;
  font-weight: 600;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: all var(--transition-mid);
  text-decoration: none;
  font-family: var(--font-main);
}

.btn-primary {
  background: linear-gradient(135deg, var(--orange-mid), var(--orange-hot));
  color: #fff;
  box-shadow: 0 4px 15px rgba(255, 107, 0, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 25px rgba(255, 107, 0, 0.4);
  color: #fff;
}

.btn-secondary {
  background: transparent;
  color: var(--blue-light);
  border: 1px solid var(--blue-mid);
}

.btn-secondary:hover {
  background: rgba(46, 134, 222, 0.1);
  border-color: var(--blue-accent);
  color: var(--blue-light);
}

/* --- Terminal Box --- */
.terminal {
  background: var(--terminal-bg);
  border: 1px solid #333;
  border-radius: 8px;
  overflow: hidden;
  font-family: var(--font-mono);
  font-size: 0.85rem;
}

.terminal-header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 15px;
  background: #1a1a1a;
  border-bottom: 1px solid #333;
}

.terminal-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.terminal-dot.red { background: #ff5f56; }
.terminal-dot.yellow { background: #ffbd2e; }
.terminal-dot.green { background: #27c93f; }

.terminal-body {
  padding: 20px;
  line-height: 1.8;
  color: var(--terminal-amber);
  min-height: 100px;
}

.terminal-body .prompt {
  color: var(--terminal-green);
}

.terminal-body .cursor {
  display: inline-block;
  width: 8px;
  height: 16px;
  background: var(--terminal-amber);
  animation: blink 1s step-end infinite;
  vertical-align: middle;
}

@keyframes blink {
  50% { opacity: 0; }
}

/* --- Footer --- */
.footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
  padding: 40px 0 30px;
  text-align: center;
}

.footer-inner {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 20px;
}

.footer p {
  color: var(--text-muted);
  font-size: 0.85rem;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-bottom: 20px;
  list-style: none;
}

.footer-links a {
  color: var(--text-secondary);
  font-size: 0.85rem;
}

.footer-links a:hover {
  color: var(--orange-accent);
}

/* --- Glow Effects --- */
.glow-blue {
  box-shadow: 0 0 20px rgba(0, 212, 255, 0.15);
}

.glow-orange {
  box-shadow: 0 0 20px rgba(255, 149, 0, 0.15);
}

.text-glow {
  text-shadow: 0 0 10px rgba(255, 149, 0, 0.5);
}

/* --- Grid Layouts --- */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 30px;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

/* --- Utility --- */
.text-center { text-align: center; }
.text-orange { color: var(--orange-accent); }
.text-blue { color: var(--blue-light); }
.text-mono { font-family: var(--font-mono); }
.mt-1 { margin-top: 10px; }
.mt-2 { margin-top: 20px; }
.mt-3 { margin-top: 30px; }
.mb-1 { margin-bottom: 10px; }
.mb-2 { margin-bottom: 20px; }
.mb-3 { margin-bottom: 30px; }

/* --- Scrollbar --- */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
  background: var(--blue-mid);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--blue-accent);
}

/* --- Loading Animation --- */
.page-loader {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--bg-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10000;
  transition: opacity 0.5s ease;
}

.page-loader.hidden {
  opacity: 0;
  pointer-events: none;
}

.loader-text {
  font-family: var(--font-mono);
  color: var(--terminal-amber);
  font-size: 1.2rem;
}

/* --- Responsive --- */
@media (max-width: 768px) {
  :root {
    --section-padding: 50px;
  }

  h1 { font-size: 2rem; }
  h2 { font-size: 1.6rem; }

  .nav-toggle {
    display: flex;
  }

  .nav-links {
    position: fixed;
    top: var(--nav-height);
    left: 0;
    right: 0;
    background: rgba(10, 14, 23, 0.98);
    backdrop-filter: blur(20px);
    flex-direction: column;
    padding: 20px;
    gap: 5px;
    border-bottom: 1px solid var(--border-color);
    transform: translateY(-100%);
    opacity: 0;
    transition: all var(--transition-mid);
    pointer-events: none;
  }

  .nav-links.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: all;
  }

  .nav-links a {
    padding: 12px 16px;
    font-size: 1rem;
  }

  .grid-2, .grid-3 {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  h1 { font-size: 1.6rem; }
  h2 { font-size: 1.3rem; }

  .container {
    padding: 0 15px;
  }

  .card {
    padding: 20px;
  }
}

/* --- Page Transition --- */
.page-enter {
  animation: fadeInUp 0.5s ease forwards;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* --- Toast/Flying Toaster Vibes --- */
@keyframes float {
  0%, 100% { transform: translateY(0px) rotate(0deg); }
  25% { transform: translateY(-10px) rotate(2deg); }
  75% { transform: translateY(5px) rotate(-1deg); }
}

.float-anim {
  animation: float 4s ease-in-out infinite;
}

/* --- Glitch Text Effect --- */
.glitch {
  position: relative;
  display: inline-block;
}

.glitch::before,
.glitch::after {
  content: attr(data-text);
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

.glitch::before {
  animation: glitch-1 2s infinite linear alternate-reverse;
  clip-path: polygon(0 0, 100% 0, 100% 45%, 0 45%);
  -webkit-text-fill-color: var(--blue-light);
}

.glitch::after {
  animation: glitch-2 3s infinite linear alternate-reverse;
  clip-path: polygon(0 60%, 100% 60%, 100% 100%, 0 100%);
  -webkit-text-fill-color: var(--orange-accent);
}

@keyframes glitch-1 {
  0% { transform: translate(0); }
  20% { transform: translate(-2px, 2px); }
  40% { transform: translate(-2px, -2px); }
  60% { transform: translate(2px, 2px); }
  80% { transform: translate(2px, -2px); }
  100% { transform: translate(0); }
}

@keyframes glitch-2 {
  0% { transform: translate(0); }
  20% { transform: translate(2px, -2px); }
  40% { transform: translate(2px, 2px); }
  60% { transform: translate(-2px, -2px); }
  80% { transform: translate(-2px, 2px); }
  100% { transform: translate(0); }
}

/* --- Password Protected Page Styles --- */
.auth-container {
  min-height: calc(100vh - var(--nav-height));
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 20px;
}

.auth-box {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 50px;
  max-width: 420px;
  width: 100%;
  text-align: center;
}

.auth-box h2 {
  font-family: var(--font-display);
  margin-bottom: 10px;
}

.auth-box .lock-icon {
  font-size: 3rem;
  margin-bottom: 20px;
  display: block;
}

.auth-box input {
  width: 100%;
  padding: 12px 16px;
  margin-bottom: 15px;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  color: var(--text-primary);
  font-size: 0.95rem;
  font-family: var(--font-main);
  outline: none;
  transition: border-color var(--transition-fast);
}

.auth-box input:focus {
  border-color: var(--blue-accent);
  box-shadow: 0 0 0 3px rgba(46, 134, 222, 0.1);
}

.auth-box .btn {
  width: 100%;
  justify-content: center;
}

.auth-error {
  color: #ef4444;
  font-size: 0.85rem;
  margin-bottom: 15px;
  display: none;
}

/* --- File Commander Styles --- */
.file-commander {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  min-height: calc(100vh - var(--nav-height) - 100px);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  overflow: hidden;
}

.file-panel {
  padding: 30px;
}

.file-panel-left {
  background: var(--bg-card);
  border-right: 1px solid var(--border-color);
}

.file-panel-right {
  background: var(--bg-secondary);
}

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

.file-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 15px;
  border-radius: 6px;
  transition: all var(--transition-fast);
  cursor: pointer;
}

.file-item:hover {
  background: rgba(46, 134, 222, 0.1);
}

.file-item .file-icon {
  font-size: 1.2rem;
}

.file-item .file-name {
  flex: 1;
  color: var(--text-primary);
  font-size: 0.9rem;
}

.file-item .file-size {
  color: var(--text-muted);
  font-size: 0.8rem;
  font-family: var(--font-mono);
}

.file-item .file-date {
  color: var(--text-muted);
  font-size: 0.8rem;
}

/* --- Gallery Styles --- */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 15px;
  padding: 20px 0;
}

.gallery-item {
  position: relative;
  border-radius: 10px;
  overflow: hidden;
  aspect-ratio: 1;
  cursor: pointer;
  border: 1px solid var(--border-color);
  transition: all var(--transition-mid);
}

.gallery-item:hover {
  transform: scale(1.02);
  border-color: var(--orange-accent);
  box-shadow: 0 8px 30px rgba(255, 149, 0, 0.15);
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Lightbox */
.lightbox {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.95);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 5000;
}

.lightbox.active {
  display: flex;
}

.lightbox img {
  max-width: 90vw;
  max-height: 90vh;
  border-radius: 8px;
}

.lightbox-close {
  position: absolute;
  top: 20px;
  right: 30px;
  font-size: 2rem;
  color: #fff;
  cursor: pointer;
  background: none;
  border: none;
  z-index: 5001;
}

/* --- Upload Area --- */
.upload-area {
  border: 2px dashed var(--border-color);
  border-radius: 12px;
  padding: 40px;
  text-align: center;
  transition: all var(--transition-mid);
  cursor: pointer;
  margin-top: 20px;
}

.upload-area:hover,
.upload-area.dragover {
  border-color: var(--orange-accent);
  background: rgba(245, 158, 11, 0.05);
}

.upload-area input[type="file"] {
  display: none;
}

/* Hidden upload trigger */
.hidden-upload-trigger {
  opacity: 0.05;
  font-size: 0.7rem;
  color: var(--text-muted);
  text-decoration: none;
  padding: 5px;
  transition: opacity var(--transition-fast);
}

.hidden-upload-trigger:hover {
  opacity: 0.8;
  color: var(--orange-accent);
}