/* =====================================================
   KaoVPN — Terminal / CRT Aesthetic
   ===================================================== */

@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@300;400;500;700&family=Share+Tech+Mono&display=swap');

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

:root {
  --green:        #00ff41;
  --green-dim:    #00cc33;
  --green-faint:  #004d14;
  --green-glow:   rgba(0, 255, 65, 0.15);
  --green-glow2:  rgba(0, 255, 65, 0.06);
  --amber:        #ffb700;
  --red:          #ff3333;
  --bg:           #060a06;
  --bg2:          #0d120d;
  --border:       #1a2e1a;
  --border-bright:#00ff41;
  --text-dim:     #4a7a4a;
  --scanline:     rgba(0, 0, 0, 0.25);
  --font-mono:    'JetBrains Mono', 'Share Tech Mono', 'Courier New', monospace;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-mono);
  background: var(--bg);
  color: var(--green);
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
}

/* ===== CRT SCANLINE OVERLAY ===== */
body::before {
  content: '';
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    var(--scanline) 2px,
    var(--scanline) 4px
  );
  pointer-events: none;
  z-index: 9999;
  opacity: 0.4;
}

/* ===== CRT VIGNETTE ===== */
body::after {
  content: '';
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: radial-gradient(ellipse at center,
    transparent 60%,
    rgba(0,0,0,0.6) 100%
  );
  pointer-events: none;
  z-index: 9998;
}

/* ===== NOISE TEXTURE ===== */
.noise {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  pointer-events: none;
  z-index: 9997;
  opacity: 0.03;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
}

/* ===== CONTAINER ===== */
.container { max-width: 900px; margin: 0 auto; padding: 20px; }

/* ===== TEXT GLOW ===== */
.glow {
  text-shadow:
    0 0 5px var(--green),
    0 0 10px var(--green),
    0 0 20px var(--green-dim),
    0 0 40px var(--green-faint);
}

.glow-sm {
  text-shadow:
    0 0 4px var(--green),
    0 0 8px var(--green-dim);
}

/* ===== CURSOR BLINK ===== */
@keyframes blink {
  0%, 49% { opacity: 1; }
  50%, 100% { opacity: 0; }
}

.cursor::after {
  content: '█';
  animation: blink 1s step-end infinite;
  color: var(--green);
}

/* ===== TERMINAL WINDOW ===== */
.terminal {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 4px;
  position: relative;
  overflow: hidden;
  box-shadow:
    0 0 0 1px var(--green-faint),
    0 20px 60px rgba(0, 255, 65, 0.08),
    inset 0 0 60px rgba(0, 255, 65, 0.02);
}

.terminal-titlebar {
  background: #0d160d;
  border-bottom: 1px solid var(--border);
  padding: 8px 14px;
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.72em;
  color: var(--text-dim);
  letter-spacing: 0.08em;
}

.terminal-dots {
  display: flex;
  gap: 5px;
}

.dot {
  width: 8px; height: 8px;
  border-radius: 50%;
}

.dot-r { background: #3a1a1a; }
.dot-y { background: #2a2a1a; }
.dot-g { background: var(--green-faint); }

.terminal-title { flex: 1; text-align: center; }

.terminal-body { padding: 28px 32px; }

/* ===== HERO HOME ===== */
.hero-terminal { margin-top: 40px; }

.ascii-logo {
  font-size: 0.62em;
  line-height: 1.2;
  color: var(--green);
  white-space: pre;
  margin-bottom: 24px;
}

@media (max-width: 600px) {
  .ascii-logo { font-size: 0.42em; }
}

/* ===== BOOT SEQUENCE ===== */
@keyframes typeIn {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

.boot-line {
  display: block;
  opacity: 0;
  font-size: 0.78em;
  line-height: 2;
  letter-spacing: 0.03em;
}

.boot-line.visible { animation: typeIn 0.3s ease forwards; }

.boot-line .prompt { color: var(--text-dim); }
.boot-line .cmd    { color: var(--green); }
.boot-line .ok     { color: #00cc33; }
.boot-line .info   { color: var(--amber); }
.boot-line .err    { color: var(--red); }
.boot-line .val    { color: var(--green); font-weight: 700; }

/* ===== FEATURES GRID ===== */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1px;
  margin: 28px 0;
  border: 1px solid var(--border);
  background: var(--border);
}

.feature-cell {
  background: var(--bg2);
  padding: 20px 18px;
  transition: background 0.2s;
}

.feature-cell:hover { background: #0f180f; }

.feature-cell .f-label {
  font-size: 0.65em;
  color: var(--text-dim);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 6px;
}

.feature-cell .f-value {
  font-size: 0.88em;
  color: var(--green);
  font-weight: 700;
}

/* ===== CTA ===== */
.cta-section {
  text-align: center;
  padding: 32px 0 20px;
  border-top: 1px solid var(--border);
  margin-top: 28px;
}

.btn-primary {
  display: inline-block;
  background: transparent;
  color: var(--green);
  border: 1px solid var(--green);
  padding: 14px 36px;
  font-family: var(--font-mono);
  font-size: 0.85em;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-decoration: none;
  text-transform: uppercase;
  transition: all 0.2s;
  position: relative;
  overflow: hidden;
}

.btn-primary::before {
  content: '';
  position: absolute;
  top: 0; left: -100%;
  width: 100%; height: 100%;
  background: var(--green);
  transition: left 0.25s ease;
  z-index: -1;
}

.btn-primary:hover {
  color: var(--bg);
  box-shadow: 0 0 20px var(--green), 0 0 40px var(--green-faint);
}

.btn-primary:hover::before { left: 0; }

.btn-secondary {
  display: inline-block;
  background: transparent;
  color: var(--text-dim);
  border: 1px solid var(--border);
  padding: 11px 26px;
  font-family: var(--font-mono);
  font-size: 0.78em;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-decoration: none;
  text-transform: uppercase;
  transition: all 0.2s;
  margin: 4px;
}

.btn-secondary:hover {
  color: var(--green);
  border-color: var(--green-dim);
}

.trial-badge {
  display: inline-block;
  margin-top: 16px;
  font-size: 0.72em;
  color: var(--text-dim);
  letter-spacing: 0.06em;
}

.trial-badge span { color: var(--green); }

/* ===== SUBSCRIPTION PAGE ===== */
.sub-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--border);
}

.sub-header .logo-text {
  font-size: 1em;
  font-weight: 700;
  letter-spacing: 0.1em;
}

.status-badge {
  font-size: 0.65em;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 5px 12px;
  border: 1px solid;
}

.status-badge.active {
  color: var(--green);
  border-color: var(--green);
  box-shadow: 0 0 8px var(--green-faint);
}

.status-badge.inactive {
  color: var(--red);
  border-color: var(--red);
}

/* ===== INFO TABLE ===== */
.info-table {
  width: 100%;
  border-collapse: collapse;
  margin: 20px 0;
  font-size: 0.82em;
}

.info-table tr { border-bottom: 1px solid var(--border); }
.info-table tr:last-child { border-bottom: none; }

.info-table td {
  padding: 11px 0;
  line-height: 1.5;
}

.info-table td:first-child {
  color: var(--text-dim);
  width: 45%;
  letter-spacing: 0.04em;
}

.info-table td:last-child {
  color: var(--green);
  font-weight: 500;
  text-align: right;
}

/* ===== SECTION BLOCKS ===== */
.section-block {
  border: 1px solid var(--border);
  padding: 20px;
  margin: 20px 0;
  position: relative;
}

.section-block::before {
  content: attr(data-label);
  position: absolute;
  top: -8px;
  left: 16px;
  background: var(--bg2);
  padding: 0 8px;
  font-size: 0.62em;
  color: var(--text-dim);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

/* ===== KEY DISPLAY ===== */
.key-box {
  background: #030703;
  border: 1px solid var(--green-faint);
  border-radius: 2px;
  padding: 14px 16px;
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin: 10px 0;
}

.key-text {
  flex: 1;
  color: #33ff66;
  font-size: 0.72em;
  word-break: break-all;
  line-height: 1.6;
  letter-spacing: 0.02em;
}

.key-text.sub-url { color: #66ccff; }

.btn-copy {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-dim);
  font-family: var(--font-mono);
  font-size: 0.65em;
  letter-spacing: 0.08em;
  padding: 6px 12px;
  cursor: pointer;
  transition: all 0.15s;
  white-space: nowrap;
  flex-shrink: 0;
}

.btn-copy:hover {
  color: var(--green);
  border-color: var(--green-dim);
}

/* ===== APP LINKS ===== */
.app-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
}

.btn-app {
  display: inline-block;
  background: transparent;
  border: 1px solid var(--green-faint);
  color: var(--green-dim);
  font-family: var(--font-mono);
  font-size: 0.72em;
  padding: 8px 16px;
  text-decoration: none;
  letter-spacing: 0.06em;
  transition: all 0.2s;
}

.btn-app:hover {
  border-color: var(--green);
  color: var(--green);
  box-shadow: 0 0 8px var(--green-faint);
}

/* ===== QR ===== */
.qr-wrap {
  text-align: center;
  padding: 20px 0;
}

.qr-wrap img {
  width: 180px;
  height: 180px;
  border: 3px solid var(--green-faint);
  display: block;
  margin: 0 auto 12px;
  image-rendering: pixelated;
}

/* ===== INSTRUCTIONS ===== */
.steps { counter-reset: step; margin: 0; padding: 0; list-style: none; }

.step-item {
  display: flex;
  gap: 14px;
  padding: 14px 0;
  border-bottom: 1px solid var(--border);
}

.step-item:last-child { border-bottom: none; }

.step-num {
  counter-increment: step;
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  border: 1px solid var(--green-faint);
  color: var(--text-dim);
  font-size: 0.65em;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 2px;
}

.step-content { font-size: 0.8em; line-height: 1.7; color: #7aad7a; }
.step-content a { color: var(--green); text-decoration: none; }
.step-content a:hover { text-decoration: underline; }
.step-content strong { color: var(--green); font-weight: 500; }

/* ===== EXPIRED ===== */
.expired-screen {
  text-align: center;
  padding: 60px 30px;
}

.expired-screen .big-icon {
  font-size: 3em;
  display: block;
  margin-bottom: 20px;
  filter: grayscale(1) brightness(0.5);
}

.expired-screen h2 {
  font-size: 1.1em;
  color: var(--red);
  letter-spacing: 0.08em;
  margin-bottom: 16px;
}

.expired-screen p {
  font-size: 0.78em;
  color: var(--text-dim);
  margin-bottom: 10px;
  line-height: 1.7;
}

/* ===== ACTIONS ROW ===== */
.actions-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
  margin: 24px 0 10px;
}

/* ===== FOOTER ===== */
footer {
  text-align: center;
  padding: 32px 20px;
  font-size: 0.65em;
  color: var(--text-dim);
  letter-spacing: 0.06em;
}

footer a { color: var(--text-dim); text-decoration: none; }
footer a:hover { color: var(--green-dim); }

/* ===== PROGRESS BAR ===== */
.progress-wrap {
  background: var(--border);
  height: 3px;
  margin: 8px 0;
  overflow: hidden;
}

.progress-bar {
  height: 100%;
  background: var(--green);
  box-shadow: 0 0 6px var(--green);
  transition: width 0.5s ease;
}

/* ===== PING INDICATOR ===== */
@keyframes ping {
  0% { box-shadow: 0 0 0 0 rgba(0, 255, 65, 0.4); }
  70% { box-shadow: 0 0 0 6px rgba(0, 255, 65, 0); }
  100% { box-shadow: 0 0 0 0 rgba(0, 255, 65, 0); }
}

.ping-dot {
  display: inline-block;
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--green);
  vertical-align: middle;
  margin-right: 6px;
  animation: ping 2s ease-out infinite;
}

/* ===== UPTIME BAR (section label style info) ===== */
.meta-row {
  display: flex;
  justify-content: space-between;
  font-size: 0.65em;
  color: var(--text-dim);
  letter-spacing: 0.06em;
  padding: 6px 0;
  border-bottom: 1px solid var(--border);
  margin-bottom: 6px;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 640px) {
  .terminal-body { padding: 18px 16px; }
  .sub-header { flex-direction: column; gap: 12px; text-align: center; }
  .info-table td:first-child { width: 50%; }
  .key-box { flex-direction: column; }
  .btn-copy { text-align: center; }
  .actions-row { flex-direction: column; align-items: center; }
  .btn-primary, .btn-secondary { width: 100%; text-align: center; }
}