@import url("https://fonts.googleapis.com/css2?family=Share+Tech+Mono&family=Rajdhani:wght@300;400;500;600;700&family=Orbitron:wght@400;700;900&display=swap");

:root {
  --bg: #050810;
  --bg2: #080d1a;
  --panel: #0a1020;
  --border: #1a2a4a;
  --blue: #00aaff;
  --blue-dim: #005580;
  --cyan: #00ffcc;
  --red: #ff3355;
  --purple: #aa55ff;
  --gold: #ffcc00;
  --text: #c8d8f0;
  --text-dim: #4a6080;
  --glow-blue: 0 0 20px rgba(0, 170, 255, 0.4);
  --glow-cyan: 0 0 20px rgba(0, 255, 204, 0.4);
  --glow-red: 0 0 20px rgba(255, 51, 85, 0.4);
  --glow-purple: 0 0 20px rgba(170, 85, 255, 0.4);
  --glow-gold: 0 0 20px rgba(255, 204, 0, 0.4);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: "Rajdhani", sans-serif;
  min-height: 100vh;
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(0, 170, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 170, 255, 0.03) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
  z-index: 0;
}

.container {
  position: relative;
  z-index: 1;
  max-width: 1100px;
  margin: 0 auto;
  padding: 40px 24px 80px;
}

.header {
  text-align: center;
  margin-bottom: 60px;
  padding-bottom: 40px;
  border-bottom: 1px solid var(--border);
  position: relative;
}

.header::after {
  content: "";
  position: absolute;
  bottom: -1px;
  left: 50%;
  transform: translateX(-50%);
  width: 200px;
  height: 1px;
  background: var(--blue);
  box-shadow: var(--glow-blue);
}

.logo-line {
  font-family: "Share Tech Mono", monospace;
  font-size: 12px;
  color: var(--blue);
  letter-spacing: 6px;
  text-transform: uppercase;
  margin-bottom: 16px;
  opacity: 0;
  animation: fadeUp 0.6s ease forwards 0.2s;
}

.title {
  font-family: "Orbitron", monospace;
  font-size: clamp(32px, 6vw, 64px);
  font-weight: 900;
  color: #fff;
  letter-spacing: 4px;
  line-height: 1;
  margin-bottom: 8px;
  opacity: 0;
  animation: fadeUp 0.6s ease forwards 0.4s;
}

.title span {
  color: var(--blue);
  text-shadow: var(--glow-blue);
}

.subtitle {
  font-family: "Share Tech Mono", monospace;
  font-size: 13px;
  color: var(--text-dim);
  letter-spacing: 3px;
  margin-top: 16px;
  opacity: 0;
  animation: fadeUp 0.6s ease forwards 0.6s;
}

.philosophy-bar {
  display: inline-block;
  margin-top: 24px;
  padding: 10px 28px;
  border: 1px solid var(--cyan);
  color: var(--cyan);
  font-family: "Share Tech Mono", monospace;
  font-size: 13px;
  letter-spacing: 2px;
  box-shadow: var(--glow-cyan);
  opacity: 0;
  animation: fadeUp 0.6s ease forwards 0.8s;
}

.progress-strip {
  display: flex;
  margin-bottom: 60px;
  gap: 4px;
  opacity: 0;
  animation: fadeUp 0.6s ease forwards 1s;
}

.strip-segment {
  flex: 1;
  height: 4px;
  background: var(--border);
  position: relative;
  overflow: hidden;
}

.strip-segment.active::after {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--seg-color);
  box-shadow: 0 0 8px var(--seg-color);
  animation: fillStrip 1s ease forwards;
  animation-delay: var(--seg-delay);
  transform: scaleX(0);
  transform-origin: left;
}

@keyframes fillStrip {
  to {
    transform: scaleX(1);
  }
}
@keyframes fadeUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.timeline {
  position: relative;
}

.phase {
  margin-bottom: 48px;
  opacity: 0;
  transform: translateY(30px);
  animation: fadeUp 0.7s ease forwards;
}

.phase:nth-child(1) {
  animation-delay: 0.3s;
}
.phase:nth-child(2) {
  animation-delay: 0.5s;
}
.phase:nth-child(3) {
  animation-delay: 0.7s;
}
.phase:nth-child(4) {
  animation-delay: 0.9s;
}
.phase:nth-child(5) {
  animation-delay: 1.1s;
}

.phase-inner {
  background: var(--panel);
  border: 1px solid var(--border);
  border-left: 3px solid var(--phase-color, var(--blue));
  padding: 32px 36px;
  position: relative;
  transition: box-shadow 0.3s;
  cursor: pointer;
}

.phase-inner:hover {
  box-shadow:
    -4px 0 30px rgba(0, 0, 0, 0.3),
    inset 0 0 60px rgba(0, 0, 0, 0.2);
}

.phase-header {
  display: flex;
  align-items: flex-start;
  gap: 20px;
}

.phase-number {
  font-family: "Orbitron", monospace;
  font-size: 11px;
  font-weight: 700;
  color: var(--phase-color, var(--blue));
  letter-spacing: 3px;
  white-space: nowrap;
  padding-top: 4px;
  min-width: 90px;
}

.phase-title-block {
  flex: 1;
}

.phase-title {
  font-family: "Orbitron", monospace;
  font-size: clamp(16px, 3vw, 22px);
  font-weight: 700;
  color: #fff;
  letter-spacing: 2px;
  margin-bottom: 4px;
}

.phase-identity {
  font-family: "Share Tech Mono", monospace;
  font-size: 12px;
  color: var(--phase-color, var(--blue));
  letter-spacing: 2px;
}

.phase-timeline-badge {
  font-family: "Share Tech Mono", monospace;
  font-size: 11px;
  color: var(--text-dim);
  background: var(--bg2);
  border: 1px solid var(--border);
  padding: 4px 12px;
  white-space: nowrap;
  letter-spacing: 1px;
}

.expand-icon {
  font-size: 18px;
  color: var(--text-dim);
  transition:
    transform 0.3s,
    color 0.3s;
  padding-top: 2px;
  user-select: none;
}

.phase-inner.expanded .expand-icon {
  transform: rotate(180deg);
  color: var(--phase-color, var(--blue));
}

.phase-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.5s ease;
}

.phase-body.open {
  max-height: 2000px;
}

.phase-divider {
  height: 1px;
  background: var(--border);
  margin: 24px 0;
}

.section-label {
  font-family: "Share Tech Mono", monospace;
  font-size: 10px;
  letter-spacing: 4px;
  color: var(--text-dim);
  text-transform: uppercase;
  margin-bottom: 14px;
}

.focus-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 10px;
  margin-bottom: 8px;
}

.focus-item {
  background: var(--bg2);
  border: 1px solid var(--border);
  padding: 10px 14px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 8px;
  transition: border-color 0.2s;
}

.focus-item:hover {
  border-color: var(--phase-color, var(--blue));
}

.focus-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--phase-color, var(--blue));
  box-shadow: 0 0 6px var(--phase-color, var(--blue));
  flex-shrink: 0;
}

.projects-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.project-item {
  background: var(--bg2);
  border: 1px solid var(--border);
  padding: 14px 18px;
  display: flex;
  align-items: flex-start;
  gap: 14px;
  transition: all 0.2s;
}

.project-item:hover {
  border-color: var(--phase-color, var(--blue));
  transform: translateX(4px);
}

.project-num {
  font-family: "Orbitron", monospace;
  font-size: 11px;
  color: var(--phase-color, var(--blue));
  min-width: 28px;
  padding-top: 1px;
}

.project-text {
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
  line-height: 1.4;
}

.project-sub {
  font-size: 12px;
  color: var(--text-dim);
  font-family: "Share Tech Mono", monospace;
  margin-top: 4px;
  line-height: 1.5;
}

.cert-box {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  background: var(--bg2);
  border: 1px solid var(--phase-color, var(--blue));
  padding: 14px 20px;
}

.cert-icon {
  font-size: 20px;
}

.cert-name {
  font-family: "Orbitron", monospace;
  font-size: 13px;
  font-weight: 700;
  color: var(--phase-color, var(--blue));
  letter-spacing: 1px;
  margin-bottom: 4px;
}

.cert-note {
  font-family: "Share Tech Mono", monospace;
  font-size: 11px;
  color: var(--text-dim);
  letter-spacing: 0.5px;
}

.milestone-card {
  background: rgba(0, 255, 204, 0.03);
  border: 1px solid rgba(0, 255, 204, 0.25);
  border-left: 3px solid var(--cyan);
  padding: 28px 32px;
  margin-top: 48px;
  opacity: 0;
  animation: fadeUp 0.7s ease forwards 1.4s;
}

.milestone-title {
  font-family: "Orbitron", monospace;
  font-size: 15px;
  font-weight: 700;
  color: var(--cyan);
  letter-spacing: 2px;
  margin-bottom: 18px;
}

.milestone-roles {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 16px;
}

.role-tag {
  font-family: "Share Tech Mono", monospace;
  font-size: 12px;
  border: 1px solid var(--cyan);
  color: var(--cyan);
  padding: 6px 14px;
  letter-spacing: 1px;
}

.milestone-note {
  font-family: "Share Tech Mono", monospace;
  font-size: 12px;
  color: var(--text-dim);
  line-height: 1.7;
}

.core-rule {
  background: rgba(255, 51, 85, 0.04);
  border: 1px solid rgba(255, 51, 85, 0.25);
  border-left: 3px solid var(--red);
  padding: 28px 32px;
  margin-top: 24px;
  opacity: 0;
  animation: fadeUp 0.7s ease forwards 1.6s;
}

.rule-title {
  font-family: "Orbitron", monospace;
  font-size: 13px;
  color: var(--red);
  letter-spacing: 3px;
  margin-bottom: 14px;
}

.rule-text {
  font-size: 16px;
  font-weight: 500;
  color: var(--text);
  line-height: 1.8;
}

.project-item.done {
  border-color: rgba(0, 255, 100, 0.35);
  background: rgba(0, 255, 100, 0.04);
}
.project-item.done .project-text {
  color: #a0c8a0;
}
.project-item.done .project-num {
  color: #00cc66;
}
.done-badges {
  display: flex;
  gap: 6px;
  margin-top: 6px;
  flex-wrap: wrap;
}
.done-badge {
  font-family: "Share Tech Mono", monospace;
  font-size: 10px;
  background: rgba(0, 204, 102, 0.12);
  border: 1px solid rgba(0, 204, 102, 0.4);
  color: #00cc66;
  padding: 2px 8px;
  letter-spacing: 1px;
}

.rule-text strong {
  color: var(--red);
}

::-webkit-scrollbar {
  width: 6px;
}
::-webkit-scrollbar-track {
  background: var(--bg);
}
::-webkit-scrollbar-thumb {
  background: var(--blue-dim);
}

@media (max-width: 640px) {
  .phase-header {
    flex-wrap: wrap;
  }
  .phase-inner {
    padding: 20px 18px;
  }
  .focus-grid {
    grid-template-columns: 1fr 1fr;
  }
}