@import url('https://fonts.googleapis.com/css2?family=Rajdhani:wght@400;500;600;700&family=IBM+Plex+Sans:ital,wght@0,300;0,400;0,500;0,600;1,400&family=IBM+Plex+Mono:wght@400;500&display=swap');

/* =============================================
   CSS Variables
   ============================================= */
:root {
  --bg:              #080a08;
  --surface:         #0d100d;
  --surface-2:       #131713;
  --surface-3:       #1a1f1a;
  --border:          #242c24;
  --border-hover:    #384838;
  --accent:          #8aaa3e;
  --accent-bright:   #9abf48;
  --accent-glow:     rgba(138, 170, 62, 0.12);
  --accent-glow-str: rgba(138, 170, 62, 0.22);
  --accent-dim:      #4a6228;
  --text:            #c6d2c6;
  --text-muted:      #66786a;
  --text-dim:        #3e4e3e;
  --font-heading:    'Rajdhani', sans-serif;
  --font-body:       'IBM Plex Sans', sans-serif;
  --font-mono:       'IBM Plex Mono', monospace;
  --nav-height:      64px;
  --max-width:       1080px;
  --radius:          3px;
  --ease:            0.2s ease;
}

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

html { scroll-behavior: smooth; }

body {
  background-color: var(--bg);
  background-image:
    linear-gradient(rgba(138, 170, 62, 0.022) 1px, transparent 1px),
    linear-gradient(90deg, rgba(138, 170, 62, 0.022) 1px, transparent 1px);
  background-size: 48px 48px;
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.65;
  min-height: 100vh;
}

/* Scanline overlay */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 3px,
    rgba(0,0,0,0.035) 3px,
    rgba(0,0,0,0.035) 4px
  );
  pointer-events: none;
  z-index: 9998;
}

a { color: var(--accent); text-decoration: none; transition: color var(--ease); }
a:hover { color: var(--accent-bright); }

h1, h2, h3, h4 {
  font-family: var(--font-heading);
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  line-height: 1.15;
}

p { color: var(--text); line-height: 1.7; }
img { max-width: 100%; display: block; }

/* =============================================
   Utilities
   ============================================= */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

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

.tag {
  display: inline-block;
  padding: 3px 10px;
  background: var(--surface-3);
  border: 1px solid var(--border);
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  border-radius: 2px;
  text-transform: uppercase;
}

.tag.accent-tag {
  border-color: var(--accent-dim);
  color: var(--accent);
  background: var(--accent-glow);
}

.section-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--accent);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}

.section-label::before {
  content: '';
  display: block;
  width: 24px;
  height: 1px;
  background: var(--accent);
}

.section-title {
  font-size: clamp(2rem, 4vw, 2.6rem);
  color: var(--text);
  margin-bottom: 48px;
}

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

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 26px;
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border-radius: var(--radius);
  transition: all var(--ease);
  cursor: pointer;
  border: 2px solid transparent;
}

.btn-primary {
  background: var(--accent);
  color: var(--bg);
  border-color: var(--accent);
}
.btn-primary:hover {
  background: var(--accent-bright);
  border-color: var(--accent-bright);
  color: var(--bg);
  box-shadow: 0 0 22px var(--accent-glow-str);
}

.btn-outline {
  background: transparent;
  color: var(--accent);
  border-color: var(--accent);
}
.btn-outline:hover {
  background: var(--accent-glow);
  color: var(--accent-bright);
  box-shadow: 0 0 18px var(--accent-glow);
}

/* =============================================
   Navbar
   ============================================= */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-height);
  background: rgba(8, 10, 8, 0.94);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(10px);
  z-index: 1000;
  transition: border-color var(--ease);
}

.nav-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text);
  text-decoration: none;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 0;
}

.nav-links a {
  display: block;
  padding: 8px 14px;
  font-family: var(--font-heading);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  text-decoration: none;
  transition: color var(--ease);
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 14px; right: 14px;
  height: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transition: transform var(--ease);
}

.nav-links a:hover { color: var(--text); }
.nav-links a:hover::after { transform: scaleX(1); }
.nav-links a.active { color: var(--accent); }
.nav-links a.active::after { transform: scaleX(1); }

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-muted);
  transition: all var(--ease);
}

/* =============================================
   Layout
   ============================================= */
main { padding-top: var(--nav-height); }
section { padding: 80px 0; }

.page-header {
  padding: 56px 0 44px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 60px;
}

/* =============================================
   Hero (index.html)
   ============================================= */
.hero {
  min-height: calc(100vh - var(--nav-height));
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding: 80px 0;
}

.hero::before {
  content: '';
  position: absolute;
  top: -15%;
  right: -8%;
  width: 560px;
  height: 560px;
  background: radial-gradient(ellipse, rgba(138,170,62,0.055) 0%, transparent 68%);
  pointer-events: none;
}

.hero-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 18px;
}
.hero-label::before {
  content: '';
  display: block;
  width: 32px;
  height: 1px;
  background: var(--accent);
}

.hero-name {
  font-size: clamp(3.2rem, 8vw, 6.8rem);
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text);
  line-height: 1;
  margin-bottom: 14px;
}
.hero-name .last {
  color: var(--accent);
  display: block;
}

.hero-title {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 30px;
}

.hero-tagline {
  font-size: 1.05rem;
  color: var(--text);
  max-width: 520px;
  line-height: 1.75;
  margin-bottom: 44px;
  padding-left: 18px;
  border-left: 2px solid var(--accent);
}

.cursor {
  display: inline-block;
  width: 9px;
  height: 1.05em;
  background: var(--accent);
  margin-left: 4px;
  vertical-align: text-bottom;
  animation: blink 1s step-end infinite;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0; }
}

.hero-cta {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.hero-stats {
  display: flex;
  gap: 48px;
  margin-top: 60px;
  padding-top: 36px;
  border-top: 1px solid var(--border);
  flex-wrap: wrap;
}

.stat-number {
  font-family: var(--font-heading);
  font-size: 2.4rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
}

.stat-label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-top: 6px;
}

/* =============================================
   About Page
   ============================================= */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 60px;
  align-items: start;
}

.about-body p { margin-bottom: 20px; }
.about-body p:last-child { margin-bottom: 0; }

.about-sidebar { display: flex; flex-direction: column; gap: 20px; }

.info-card {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
}

.info-card h4 {
  font-size: 0.72rem;
  color: var(--accent);
  letter-spacing: 0.14em;
  margin-bottom: 14px;
}

.info-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
  gap: 12px;
}
.info-row:last-child { border-bottom: none; }

.info-row .label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  flex-shrink: 0;
}

.info-row .value {
  font-size: 0.86rem;
  color: var(--text);
  text-align: right;
}

.interests-row {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  padding-top: 4px;
}

/* =============================================
   Experience Timeline
   ============================================= */
.timeline {
  position: relative;
  padding-left: 48px;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 12px;
  top: 8px;
  bottom: 0;
  width: 1px;
  background: linear-gradient(to bottom, var(--accent) 0%, var(--border) 75%, transparent 100%);
}

.timeline-item {
  position: relative;
  margin-bottom: 52px;
  opacity: 0;
  transform: translateX(-12px);
  transition: opacity 0.45s ease, transform 0.45s ease;
}
.timeline-item.visible { opacity: 1; transform: translateX(0); }

.timeline-dot {
  position: absolute;
  left: -42px;
  top: 6px;
  width: 12px;
  height: 12px;
  background: var(--accent);
  border-radius: 50%;
  border: 2px solid var(--bg);
  box-shadow: 0 0 10px var(--accent-glow-str);
}

.timeline-item:last-child .timeline-dot {
  background: var(--text-dim);
  box-shadow: none;
}

.timeline-date {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--accent);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 7px;
}

.timeline-role {
  font-size: 1.55rem;
  color: var(--text);
  margin-bottom: 3px;
}

.timeline-company {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 14px;
  letter-spacing: 0.04em;
}

.timeline-content {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 22px;
}

.timeline-content ul { list-style: none; display: flex; flex-direction: column; gap: 9px; }

.timeline-content ul li {
  font-size: 0.9rem;
  color: var(--text-muted);
  padding-left: 16px;
  position: relative;
  line-height: 1.6;
}
.timeline-content ul li::before {
  content: '›';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: bold;
}

/* =============================================
   Projects
   ============================================= */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 22px;
}

.project-card {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px;
  display: flex;
  flex-direction: column;
  transition: border-color var(--ease), box-shadow var(--ease), transform var(--ease);
  position: relative;
  overflow: hidden;
}

.project-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--ease);
}

.project-card:hover {
  border-color: var(--border-hover);
  box-shadow: 0 8px 28px rgba(0,0,0,0.5), 0 0 0 1px var(--accent-glow);
  transform: translateY(-2px);
}
.project-card:hover::before { transform: scaleX(1); }

.project-card.featured {
  border-color: var(--accent-dim);
  background: linear-gradient(135deg, var(--surface-2) 70%, var(--surface-3));
}

.project-status {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 3px 8px;
  border-radius: 2px;
  display: inline-block;
  margin-bottom: 14px;
  align-self: flex-start;
}

.status-active     { background: rgba(138,170,62,0.14); color: var(--accent); border: 1px solid var(--accent-dim); }
.status-production { background: rgba(80,160,200,0.09); color: #72b4d2; border: 1px solid rgba(80,160,200,0.28); }
.status-planned    { background: var(--surface-3); color: var(--text-muted); border: 1px solid var(--border); }

.project-title { font-size: 1.35rem; color: var(--text); margin-bottom: 9px; }

.project-desc {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.65;
  flex-grow: 1;
  margin-bottom: 18px;
}

.project-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 18px; }

.project-links { display: flex; gap: 14px; margin-top: auto; }

.project-link {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  gap: 5px;
  transition: color var(--ease);
}
.project-link:hover { color: var(--accent-bright); }

/* =============================================
   Skills
   ============================================= */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(290px, 1fr));
  gap: 22px;
}

.skill-category {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px;
}

.skill-category-title {
  font-size: 0.82rem;
  color: var(--accent);
  letter-spacing: 0.14em;
  margin-bottom: 18px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}

.skill-list { display: flex; flex-direction: column; gap: 14px; }

.skill-item { display: flex; flex-direction: column; gap: 6px; }

.skill-name {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.skill-name span:first-child { font-size: 0.88rem; color: var(--text); }

.skill-level-label {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.skill-bar {
  height: 3px;
  background: var(--surface-3);
  border-radius: 2px;
  overflow: hidden;
}

.skill-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent-dim), var(--accent));
  border-radius: 2px;
  width: 0;
  transition: width 0.9s cubic-bezier(0.25, 1, 0.5, 1);
}

/* =============================================
   Contact
   ============================================= */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}

.contact-info { display: flex; flex-direction: column; gap: 16px; }

.contact-intro {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 16px;
  line-height: 1.75;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 18px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: border-color var(--ease);
}
.contact-item:hover { border-color: var(--accent-dim); }

.contact-icon {
  font-size: 1rem;
  color: var(--accent);
  flex-shrink: 0;
  margin-top: 2px;
  font-family: var(--font-mono);
  font-weight: 500;
  min-width: 20px;
}

.contact-label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--text-muted);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 3px;
}

.contact-value { font-size: 0.92rem; color: var(--text); }
.contact-value a { color: var(--text); transition: color var(--ease); }
.contact-value a:hover { color: var(--accent); }

.contact-form { display: flex; flex-direction: column; gap: 15px; }

.form-group { display: flex; flex-direction: column; gap: 7px; }

.form-group label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text-muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.form-group input,
.form-group textarea {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 11px 14px;
  color: var(--text);
  font-family: var(--font-body);
  font-size: 0.92rem;
  transition: border-color var(--ease), box-shadow var(--ease);
  outline: none;
  resize: vertical;
  width: 100%;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--accent-dim);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.form-group textarea { min-height: 130px; }

.form-note {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text-dim);
  letter-spacing: 0.05em;
  margin-top: 4px;
}

/* =============================================
   Footer
   ============================================= */
footer {
  border-top: 1px solid var(--border);
  padding: 28px 0;
  margin-top: 60px;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

.footer-logo {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-muted);
  text-decoration: none;
}

.footer-note {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text-dim);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.footer-links { display: flex; gap: 14px; list-style: none; }

.footer-links a {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  text-decoration: none;
  transition: color var(--ease);
}
.footer-links a:hover { color: var(--accent); }

/* =============================================
   Responsive
   ============================================= */
@media (max-width: 820px) {
  .nav-toggle { display: flex; }

  .nav-links {
    position: fixed;
    top: var(--nav-height);
    left: 0; right: 0;
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    flex-direction: column;
    padding: 12px 0;
    transform: translateY(-4px);
    opacity: 0;
    visibility: hidden;
    transition: all var(--ease);
  }
  .nav-links.open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }
  .nav-links a { padding: 12px 24px; }
  .nav-links a::after { display: none; }

  .about-grid,
  .contact-grid { grid-template-columns: 1fr; }

  .hero-stats { gap: 28px; }
}

@media (max-width: 520px) {
  .hero-name { font-size: 2.8rem; }
  .projects-grid,
  .skills-grid { grid-template-columns: 1fr; }
  .footer-inner { flex-direction: column; text-align: center; }
}