/* ============================================================
   Shared stylesheet — Darius developer portfolio
   Loaded by every page: index, skills, projects, about, contact.
   ============================================================ */

/* ===== Reset & Base ===== */
:root {
  --bg: #070b12;
  --bg-soft: #0c111c;
  --glass: rgba(0, 255, 170, 0.04);
  --glass-border: rgba(0, 255, 170, 0.16);
  --text: #d6ffe9;
  --muted: #7fa898;
  --primary: #22ff88;
  --primary-soft: #66ffb2;
  --accent: #22d3ee;
  --term: #45ffb0;
  --term-dim: #1f9e6a;
  --gradient: linear-gradient(135deg, var(--primary), var(--accent));
  --radius: 14px;
  --shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 84px;
}

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

body .site-main { flex: 1; }

/* Terminal text selection + cursor */
::selection { background: rgba(0, 255, 170, 0.3); color: #06231a; }
::-webkit-scrollbar { width: 10px; }
::-webkit-scrollbar-track { background: var(--bg-soft); }
::-webkit-scrollbar-thumb { background: rgba(0, 255, 170, 0.25); border-radius: 6px; }
::-webkit-scrollbar-thumb:hover { background: rgba(0, 255, 170, 0.45); }

.cursor {
  display: inline-block;
  width: 0.6em;
  height: 1em;
  margin-left: 6px;
  vertical-align: -0.15em;
  background: var(--term);
  animation: blink 1.1s step-end infinite;
}
@keyframes blink { 0%, 100% { opacity: 1; } 50% { opacity: 0; } }

/* ===== Animated ambient background ===== */
.orb {
  position: fixed;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.4;
  z-index: 0;
  pointer-events: none;
}
.orb-1 { width: 460px; height: 460px; top: -140px; right: -100px; background: var(--term-dim); animation: drift 18s ease-in-out infinite; }
.orb-2 { width: 420px; height: 420px; bottom: -120px; left: -100px; background: var(--accent); opacity: 0.25; animation: drift 22s ease-in-out infinite reverse; }

@keyframes drift {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50%      { transform: translate(40px, -30px) scale(1.1); }
}

/* Subtle terminal grid over the whole page */
.grid-bg {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(0, 255, 170, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 255, 170, 0.045) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: radial-gradient(ellipse at 50% 20%, #000 40%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse at 50% 20%, #000 40%, transparent 100%);
}

.container {
  width: 100%;
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 1;
}

/* ===== Glass utility ===== */
.glass {
  background: var(--glass);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

/* ===== Navbar ===== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 16px 0;
  transition: background 0.3s ease, padding 0.3s ease, border-color 0.3s ease;
  border-bottom: 1px solid transparent;
}
.navbar.scrolled {
  background: rgba(11, 13, 20, 0.72);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom-color: var(--glass-border);
  padding: 12px 0;
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
  font-size: 1.05rem;
  font-family: var(--mono);
  color: var(--text);
  text-decoration: none;
  white-space: nowrap;
}
.logo-mark {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  background: var(--gradient);
  display: grid;
  place-items: center;
  font-size: 0.7rem;
  font-weight: 800;
  color: #fff;
  overflow: hidden;
  position: relative;
}
.logo-mark img.logo-pfp {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.logo-mark img.logo-pfp.broken { display: none; }
.logo-mark .logo-pfp-fallback {
  font-family: var(--mono);
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  font-size: 0.7rem;
  font-weight: 800;
  color: #fff;
}
.logo-mark img.logo-pfp:not(.broken) + .logo-pfp-fallback { display: none; }
.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  list-style: none;
}
.nav-links a {
  color: var(--muted);
  text-decoration: none;
  font-weight: 500;
  font-family: var(--mono);
  font-size: 0.9rem;
  transition: color 0.2s;
  position: relative;
}
.nav-links a:hover { color: var(--text); }
.nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -6px;
  width: 0;
  height: 2px;
  background: var(--gradient);
  transition: width 0.3s;
  border-radius: 2px;
}
.nav-links a:hover::after { width: 100%; }
/* Highlight the link for the page you are currently on */
.nav-links a.active { color: var(--text); }
.nav-links a.active::after { width: 100%; }

.nav-cta {
  background: rgba(0,255,170,0.1);
  color: var(--term) !important;
  padding: 10px 18px;
  border-radius: 10px;
  font-weight: 600;
  border: 1px solid rgba(0,255,170,0.35);
}
.nav-cta::after { display: none; }
.nav-cta:hover { filter: brightness(1.1); color: #fff !important; }

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}
.hamburger span {
  width: 24px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: all 0.3s;
}
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ===== Hero (home page) ===== */
.hero {
  padding: 170px 0 100px;
  display: flex;
  align-items: center;
  min-height: 100vh;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 60px;
  align-items: center;
}
.badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 16px;
  border-radius: 999px;
  background: rgba(0, 255, 170, 0.06);
  border: 1px solid var(--glass-border);
  font-family: var(--mono);
  font-size: 0.8rem;
  color: var(--term);
  margin-bottom: 24px;
  letter-spacing: 0.3px;
}
.badge .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #22c55e;
  box-shadow: 0 0 10px #22c55e;
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50%      { opacity: 0.4; }
}
h1 {
  font-family: var(--mono);
  font-size: clamp(2.2rem, 5.5vw, 3.6rem);
  font-weight: 700;
  line-height: 1.15;
  margin-bottom: 20px;
}
.gradient-text {
  background: var(--gradient);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}
.hero p.lead {
  font-size: 1.15rem;
  color: var(--muted);
  max-width: 540px;
  margin-bottom: 36px;
}
.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 26px;
  border-radius: 12px;
  font-weight: 600;
  font-size: 0.9rem;
  letter-spacing: 0.3px;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: transform 0.2s, box-shadow 0.2s, background 0.2s;
  font-family: var(--mono);
}
.btn-primary {
  background: rgba(0, 255, 170, 0.12);
  color: var(--term);
  border: 1px solid rgba(0, 255, 170, 0.4);
  box-shadow: 0 8px 24px rgba(0, 255, 170, 0.15);
}
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 12px 32px rgba(0, 255, 170, 0.28); background: rgba(0, 255, 170, 0.18); }
.btn-ghost {
  background: var(--glass);
  color: var(--text);
  border: 1px solid var(--glass-border);
}
.btn-ghost:hover { transform: translateY(-3px); background: rgba(255,255,255,0.1); }

.fact-list {
  list-style: none;
  margin-top: 36px;
  display: grid;
  gap: 10px;
  max-width: 480px;
}
.fact-list li {
  display: flex;
  gap: 12px;
  font-size: 0.98rem;
  color: var(--muted);
  padding: 12px 16px;
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
}
.fact-k {
  flex-shrink: 0;
  font-family: var(--mono);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  color: var(--term);
  align-self: center;
}
.fact-k::before { content: "> "; color: var(--term-dim); }

/* Hero visual card + profile picture */
.hero-visual {
  position: relative;
}
.avatar-card {
  width: 100%;
  aspect-ratio: 1 / 1;
  border-radius: 28px;
  overflow: hidden;
  position: relative;
  background: var(--gradient);
}
.avatar-card img.pfp {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
/* Fallback initials shown only when the image is missing/broken */
.avatar-card .pfp-fallback {
  position: absolute;
  inset: 0;
  display: none;
  place-items: center;
  font-size: min(9rem, 28vw);
  font-weight: 800;
  color: rgba(255,255,255,0.85);
  letter-spacing: 0.05em;
}
.avatar-card.no-img .pfp { display: none; }
.avatar-card.no-img .pfp-fallback { display: grid; }

/* ===== Inner page hero ===== */
.page-hero {
  padding-top: 180px;
  padding-bottom: 40px;
  text-align: center;
}
.page-hero h1 { font-size: clamp(2rem, 5vw, 3.2rem); margin-bottom: 12px; }
.page-hero p { color: var(--muted); font-size: 1.1rem; }

/* ===== Section base ===== */
section { padding: 80px 0; position: relative; z-index: 1; }
.section-head {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 48px;
}
.eyebrow {
  display: inline-block;
  text-transform: uppercase;
  letter-spacing: 2px;
  font-size: 0.78rem;
  font-weight: 600;
  font-family: var(--mono);
  color: var(--term);
  margin-bottom: 12px;
}
.eyebrow::before { content: "// "; color: var(--term-dim); }
.section-head h2 {
  font-size: clamp(1.8rem, 4vw, 2.4rem);
  font-weight: 700;
  font-family: var(--mono);
  margin-bottom: 16px;
}
.section-head p { color: var(--muted); }

/* ===== Skills ===== */
.skill-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 18px;
}
.skill-card {
  padding: 28px 20px;
  text-align: center;
  transition: transform 0.3s, background 0.3s;
}
.skill-card:hover { transform: translateY(-6px); background: rgba(255,255,255,0.1); }
.skill-icon { font-size: 2.2rem; margin-bottom: 14px; }
.skill-icon svg { width: 40px; height: 40px; }
.skill-card h3 { font-size: 1rem; font-weight: 600; font-family: var(--mono); margin-bottom: 4px; }
.skill-card p { font-size: 0.78rem; color: var(--muted); font-family: var(--mono); }

/* "A Little About Me" section on the home page — paragraph + facts */
.about-intro {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 40px;
  align-items: stretch;
  max-width: 940px;
  margin: 0 auto 40px;
}
.about-intro-text p {
  color: var(--muted);
  font-size: 1.05rem;
  margin-bottom: 16px;
  max-width: 60ch;
}
.about-intro-text a { color: var(--primary-soft); text-decoration: none; }
.about-intro-text a:hover { text-decoration: underline; }
.about-intro-stats {
  display: grid;
  gap: 4px;
  padding: 8px 24px;
  align-content: center;
}
.intro-stat {
  padding: 16px 0;
  border-bottom: 1px solid var(--glass-border);
}
.intro-stat:last-child { border-bottom: none; }
.intro-stat-num { font-family: var(--mono);
  display: block;
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text);
}
.intro-stat-label { font-family: var(--mono);
  display: block;
  font-size: 0.9rem;
  color: var(--muted);
  margin-top: 2px;
}
.about-cta {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ===== Timeline (skills page) ===== */
.timeline {
  position: relative;
  max-width: 720px;
  margin: 0 auto;
  padding-left: 40px;
}
.timeline::before {
  content: "";
  position: absolute;
  left: 14px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: var(--gradient);
  border-radius: 2px;
}
.timeline-item {
  position: relative;
  margin-bottom: 28px;
}
.timeline-dot {
  position: absolute;
  left: -40px;
  top: 22px;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--gradient);
  border: 4px solid var(--bg);
  box-shadow: 0 0 0 2px var(--primary-soft);
}
.timeline-card {
  padding: 22px 26px;
  transition: transform 0.3s, background 0.3s;
}
.timeline-card:hover { transform: translateY(-4px); background: rgba(255,255,255,0.1); }
.timeline-date {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  font-family: var(--mono);
  color: var(--term);
  margin-bottom: 8px;
}
.timeline-card p { color: var(--muted); font-size: 1rem; }
.timeline-card p strong { color: var(--text); }

/* ===== Projects ===== */
.project-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.project-card {
  overflow: hidden;
  transition: transform 0.3s, background 0.3s;
  display: flex;
  flex-direction: column;
}
.project-card:hover { transform: translateY(-8px); background: rgba(255,255,255,0.09); }
.project-thumb {
  height: 190px;
  display: grid;
  place-items: center;
  font-size: 3rem;
  position: relative;
  overflow: hidden;
}
.project-thumb img { width: 100%; height: 100%; object-fit: cover; }
.project-card .proj-t1,
.project-card .proj-t2,
.project-card .proj-t3,
.project-card .proj-t4,
.project-card .proj-t5,
.project-card .proj-t6 { background: var(--gradient); }
.project-card .proj-thumb-icon {
  width: 84px;
  height: 84px;
  border-radius: 24px;
  display: grid;
  place-items: center;
  font-size: 2.2rem;
  color: #fff;
  background: rgba(0,0,0,0.2);
  overflow: hidden;
}
.project-card .proj-thumb-icon svg { width: 40px; height: 40px; }
.project-body { padding: 24px; }
.project-tags { display: flex; gap: 8px; margin-bottom: 14px; flex-wrap: wrap; }
.tag {
  font-size: 0.7rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(0,255,170,0.08);
  color: var(--term);
  border: 1px solid rgba(0,255,170,0.28);
  font-family: var(--mono);
}
.project-body h3 { font-size: 1.2rem; margin-bottom: 10px; }
.project-body p { font-size: 0.92rem; color: var(--muted); margin-bottom: 18px; }
.project-link { font-family: var(--mono);
  color: var(--primary-soft);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.9rem;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: gap 0.2s;
  margin-top: auto;
}
.project-link:hover { gap: 12px; }
.project-links { display: flex; gap: 18px; flex-wrap: wrap; margin-top: auto; }
.project-links .project-link { font-family: var(--mono); margin-top: 0; }
.link-arrow { flex-shrink: 0; }
.proj-status {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(0,255,170,0.08);
  color: var(--term);
  border: 1px solid rgba(0,255,170,0.3);
  margin-bottom: 10px;
  font-family: var(--mono);
}
.proj-status.wip { background: rgba(251,191,36,0.1); color: #fbd24d; border-color: rgba(251,191,36,0.35); }

/* ===== About ===== */
.about-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 48px;
  align-items: start;
}
.about-photo {
  border-radius: 28px;
  overflow: hidden;
  aspect-ratio: 3 / 4;
  background: var(--gradient);
  position: relative;
}
.about-photo img { width: 100%; height: 100%; object-fit: cover; display: block; }
.about-photo .pfp-fallback {
  position: absolute;
  inset: 0;
  display: none;
  place-items: center;
  font-size: 6rem;
  font-weight: 800;
  color: rgba(255,255,255,0.85);
}
.about-photo.no-img img { display: none; }
.about-photo.no-img .pfp-fallback { display: grid; }
.about-body h2 { font-size: clamp(1.6rem, 3.5vw, 2.2rem); margin-bottom: 18px; }
.about-body p { color: var(--muted); margin-bottom: 18px; }
.about-body strong { color: var(--text); }
.about-link { color: var(--primary-soft); text-decoration: none; font-weight: 600; }
.about-link:hover { text-decoration: underline; }

/* ===== Contact ===== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 40px;
  align-items: start;
}
.contact-grid-single {
  grid-template-columns: 1fr;
  max-width: 680px;
  margin: 0 auto;
}
.contact-info h3 { font-size: 1.4rem; margin-bottom: 12px; }
.contact-info p { color: var(--muted); margin-bottom: 28px; }
.contact-method {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px;
  margin-bottom: 14px;
}
.method-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--gradient);
  display: grid;
  place-items: center;
  font-size: 1.1rem;
  color: #fff;
  flex-shrink: 0;
}
.method-icon svg { width: 20px; height: 20px; }
.contact-method .label { font-size: 0.8rem; color: var(--muted); }
.contact-method .value { font-weight: 600; color: var(--text); font-family: var(--mono); font-size: 0.9rem; }

.contact-socials {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}
.contact-social {
  padding: 14px 28px;
  border-radius: 14px;
  font-weight: 600;
  color: var(--text);
  text-decoration: none;
  transition: transform 0.2s, background 0.2s, border-color 0.2s;
}
.contact-social:hover { transform: translateY(-3px); background: rgba(255,255,255,0.1); border-color: var(--primary); }

/* ===== Footer ===== */
footer {
  padding: 48px 0 32px;
  border-top: 1px solid var(--glass-border);
  position: relative;
  z-index: 1;
  background: rgba(11,13,20,0.5);
  margin-top: auto;
}
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
}
.socials { display: flex; gap: 14px; flex-wrap: wrap; }
.social-link {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--glass);
  border: 1px solid var(--glass-border);
  display: grid;
  place-items: center;
  color: var(--muted);
  text-decoration: none;
  transition: all 0.2s;
}
.social-link:hover { color: #fff; transform: translateY(-4px); border-color: var(--primary); }
.social-link svg { width: 20px; height: 20px; }
.footer-copy { color: var(--muted); font-size: 0.85rem; font-family: var(--mono); }

/* ===== Scroll reveal ===== */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ===== Placeholder / editable helper notes ===== */
.muted-note { color: var(--muted); font-size: 0.9rem; }
.center { text-align: center; }

/* Inline code used in helper notes */
code {
  font-family: var(--mono);
  font-size: 0.85em;
  background: rgba(0,255,170,0.08);
  border: 1px solid var(--glass-border);
  border-radius: 6px;
  padding: 2px 6px;
  color: var(--term);
}

/* ===== Responsive ===== */
@media (max-width: 992px) {
  .hero-grid { grid-template-columns: 1fr; gap: 48px; }
  .hero-visual { max-width: 420px; margin: 0 auto; }
  .skill-grid { grid-template-columns: repeat(3, 1fr); }
  .project-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-grid { grid-template-columns: 1fr; }
  .about-grid { grid-template-columns: 1fr; }
  .about-photo { max-width: 420px; }
}

@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    top: 0;
    right: 0;
    height: 100vh;
    width: 76vw;
    max-width: 300px;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: 90px 30px 30px;
    background: rgba(11, 13, 20, 0.96);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-left: 1px solid var(--glass-border);
    transform: translateX(100%);
    transition: transform 0.35s ease;
    box-shadow: -20px 0 40px rgba(0,0,0,0.4);
  }
  .nav-links.open { transform: translateX(0); }
  .nav-links li { width: 100%; }
  .nav-links a { display: block; padding: 14px 0; font-size: 1.05rem; border-bottom: 1px solid rgba(255,255,255,0.06); }
  .nav-links .nav-cta { margin-top: 16px; }
  .hamburger { display: flex; z-index: 101; }
  .hero { padding: 130px 0 70px; }
  .page-hero { padding-top: 150px; }
  .skill-grid { grid-template-columns: repeat(2, 1fr); }
  .project-grid { grid-template-columns: 1fr; }
  section { padding: 60px 0; }
  .about-intro { grid-template-columns: 1fr; gap: 28px; }
}

@media (max-width: 480px) {
  .hero-actions .btn { width: 100%; }
  .footer-inner { flex-direction: column; text-align: center; align-items: center; }
  .logo { font-size: 1rem; }
  .page-hero h1 { font-size: 2rem; }
  .timeline { padding-left: 34px; }
  .timeline-dot { left: -34px; }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  * { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
  html { scroll-behavior: auto; }
}