/* =============================================
   FAZI PORTFOLIO — style.css
   Terminal-inspired dark developer portfolio
   ============================================= */

/* ── Design Tokens ── */
:root {
  --bg:           #0A0A0A;
  --surface:      #111111;
  --surface2:     #171717;
  --border:       #262626;
  --text:         #FAFAFA;
  --muted:        #A1A1AA;
  --accent:       #15803D;
  --accent-light: #22C55E;
  --font:         'JetBrains Mono', monospace;
  --radius:       6px;
  --transition:   all 0.2s ease;
  --max-w:        1100px;
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 14px;
  line-height: 1.6;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { cursor: pointer; font-family: var(--font); }

/* ── Scrollbar ── */
::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--muted); }

/* ── Scroll Progress Bar ── */
#scroll-progress {
  position: fixed;
  top: 0; left: 0;
  height: 2px;
  width: 0%;
  background: var(--accent-light);
  z-index: 9999;
  transition: width 0.1s linear;
}

/* ── Grid Background ── */
.grid-bg {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 48px 48px;
  opacity: 0.3;
}

/* ── Container ── */
.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 2rem;
  position: relative;
  z-index: 1;
}

/* ── Utility ── */
.accent { color: var(--accent-light); }
.prompt { color: var(--muted); }

/* =============================================
   NAVBAR
   ============================================= */
#navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  height: 52px;
  background: rgba(10, 10, 10, 0.88);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.nav-container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 2rem;
  height: 100%;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.nav-logo {
  color: var(--accent-light);
  font-weight: 700;
  font-size: 15px;
  margin-right: auto;
  transition: var(--transition);
}
.nav-logo:hover { opacity: 0.8; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 2px;
}

.nav-link {
  color: var(--muted);
  font-size: 13px;
  padding: 4px 10px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  transition: var(--transition);
}
.nav-link:hover,
.nav-link.active {
  color: var(--text);
  border-color: var(--border);
  background: var(--surface);
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 4px;
  background: none;
  border: none;
  padding: 4px;
}
.hamburger span {
  display: block;
  width: 20px;
  height: 1.5px;
  background: var(--muted);
  transition: var(--transition);
}
.hamburger.open span:nth-child(1) { transform: rotate(45deg) translate(4px, 4px); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: rotate(-45deg) translate(4px, -4px); }

/* =============================================
   SECTION COMMONS
   ============================================= */
.section { padding: 5rem 0; }

.section-header { margin-bottom: 3rem; }
.section-label {
  display: block;
  color: var(--accent-light);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 0.6rem;
}
.section-title {
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: 1rem;
}
.section-divider {
  height: 1px;
  background: var(--border);
}

/* ── Cards ── */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.7;
}
.card-label {
  font-size: 11px;
  color: var(--accent-light);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 0.75rem;
}

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 18px;
  border-radius: var(--radius);
  font-family: var(--font);
  font-size: 13px;
  font-weight: 600;
  border: 1px solid transparent;
  transition: var(--transition);
  cursor: pointer;
  white-space: nowrap;
}
.btn-primary {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}
.btn-primary:hover { background: var(--accent-light); border-color: var(--accent-light); }

.btn-secondary {
  background: transparent;
  color: var(--text);
  border-color: var(--border);
}
.btn-secondary:hover { border-color: var(--muted); background: var(--surface); }

.btn-ghost {
  background: transparent;
  color: var(--muted);
  border-color: var(--border);
}
.btn-ghost:hover { color: var(--text); border-color: var(--muted); background: var(--surface); }

.btn-sm { font-size: 11px; padding: 4px 10px; }

/* =============================================
   HERO
   ============================================= */
.hero { padding-top: 6rem; padding-bottom: 5rem; }

.hero-content {
  display: flex;
  align-items: center;
  gap: 3rem;
  flex-wrap: wrap;
}

.hero-text { flex: 1; min-width: 280px; }

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 5px 12px;
  font-size: 11px;
  color: var(--muted);
  margin-bottom: 1.5rem;
}
.badge-sep { color: var(--border); }

.online-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent-light);
  animation: pulse 2s infinite;
}
@keyframes pulse { 0%,100% { opacity:1; } 50% { opacity:0.35; } }

.hero-name {
  font-size: 4rem;
  font-weight: 700;
  line-height: 1.05;
  margin-bottom: 0.5rem;
}

.hero-role {
  font-size: 1rem;
  color: var(--muted);
  margin-bottom: 1rem;
}

.hero-typed {
  font-size: 14px;
  min-height: 22px;
  margin-bottom: 1.25rem;
  color: var(--accent-light);
}

.cursor {
  display: inline-block;
  color: var(--accent-light);
  animation: blink 0.7s infinite;
}
@keyframes blink { 0%,100%{opacity:1;} 50%{opacity:0;} }

.hero-desc {
  color: var(--muted);
  max-width: 460px;
  margin-bottom: 2rem;
  font-size: 13px;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-bottom: 1.25rem;
}

.social-links { display: flex; gap: 0.5rem; flex-wrap: wrap; }
.social-link {
  color: var(--muted);
  font-size: 12px;
  padding: 4px 10px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: var(--transition);
}
.social-link:hover { color: var(--accent-light); border-color: var(--accent-light); }

.hero-avatar { flex-shrink: 0; }
.avatar-placeholder {
  width: 200px;
  height: 200px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--surface);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 5rem;
}

/* =============================================
   ABOUT
   ============================================= */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
  margin-bottom: 1.25rem;
}

.focus-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  font-size: 13px;
  color: var(--muted);
}

.stats-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}
.stat {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem;
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.stat-num { font-size: 1.5rem; font-weight: 700; color: var(--accent-light); }
.stat-label { font-size: 11px; color: var(--muted); }

/* =============================================
   SKILLS
   ============================================= */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.25rem;
}
.skill-cat {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
}
.skill-cat-label {
  font-size: 11px;
  color: var(--accent-light);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 1rem;
}
.skill-tags { display: flex; flex-wrap: wrap; gap: 6px; }
.tag {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 3px;
  padding: 3px 8px;
  font-size: 11px;
  color: var(--muted);
  transition: var(--transition);
  cursor: default;
}
.tag:hover { border-color: var(--accent-light); color: var(--accent-light); }

/* =============================================
   PROJECTS
   ============================================= */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.25rem;
}
.project-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  transition: var(--transition);
}
.project-card:hover {
  border-color: var(--accent-light);
  transform: translateY(-2px);
}
.project-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 0.75rem;
}
.project-icon { color: var(--accent-light); font-size: 18px; }
.project-links { display: flex; gap: 0.5rem; }
.project-links a {
  color: var(--muted);
  font-size: 11px;
  padding: 3px 8px;
  border: 1px solid var(--border);
  border-radius: 3px;
  transition: var(--transition);
}
.project-links a:hover { color: var(--accent-light); border-color: var(--accent-light); }
.project-title { font-size: 15px; font-weight: 700; margin-bottom: 0.5rem; }
.project-desc { color: var(--muted); font-size: 12px; line-height: 1.6; flex: 1; margin-bottom: 1rem; }
.project-techs { display: flex; flex-wrap: wrap; gap: 5px; margin-top: auto; }
.tech-badge {
  font-size: 10px;
  color: var(--accent-light);
  padding: 2px 7px;
  border-radius: 3px;
  background: rgba(34, 197, 94, 0.08);
  border: 1px solid rgba(34, 197, 94, 0.22);
}

/* =============================================
   EXPERIENCE — TIMELINE
   ============================================= */
.timeline { position: relative; padding-left: 2rem; }
.timeline::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 1px;
  background: var(--border);
}
.timeline-item { position: relative; margin-bottom: 2.25rem; }
.timeline-item:last-child { margin-bottom: 0; }
.timeline-dot {
  position: absolute;
  left: -2.37rem;
  top: 6px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--accent-light);
  border: 2px solid var(--bg);
}
.timeline-year { font-size: 11px; color: var(--accent-light); display: block; margin-bottom: 3px; }
.timeline-title { font-size: 15px; font-weight: 600; margin-bottom: 0.3rem; }
.timeline-desc { font-size: 12px; color: var(--muted); line-height: 1.6; }

/* =============================================
   CERTIFICATIONS
   ============================================= */
.certs-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.25rem;
}
.cert-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
  transition: var(--transition);
}
.cert-card:hover { border-color: #3f3f3f; }
.cert-issuer { font-size: 11px; color: var(--accent-light); display: block; margin-bottom: 0.5rem; }
.cert-title { font-size: 14px; font-weight: 600; }
.cert-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 1rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--border);
}
.cert-date { font-size: 11px; color: var(--muted); }
.cert-link {
  font-size: 11px;
  color: var(--muted);
  padding: 2px 8px;
  border: 1px solid var(--border);
  border-radius: 3px;
  transition: var(--transition);
}
.cert-link:hover { color: var(--accent-light); border-color: var(--accent-light); }

/* =============================================
   GITHUB
   ============================================= */
.github-box {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}
.github-box-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border);
}
.gh-loading { font-size: 12px; color: var(--muted); }

.github-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border-bottom: 1px solid var(--border);
}
.gh-stat {
  padding: 1.25rem;
  text-align: center;
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.gh-stat:last-child { border-right: none; }
.gh-stat-num { font-size: 1.5rem; font-weight: 700; }
.gh-stat-label { font-size: 10px; color: var(--muted); }

.repos-list { padding: 1.5rem; display: flex; flex-direction: column; gap: 0.75rem; }
.repo-item {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  padding: 0.875rem;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  gap: 1rem;
  transition: var(--transition);
}
.repo-item:hover { border-color: var(--border); background: #1a1a1a; }
.repo-name { font-size: 13px; font-weight: 600; color: var(--accent-light); margin-bottom: 3px; }
.repo-desc { font-size: 11px; color: var(--muted); line-height: 1.4; }
.repo-meta { display: flex; gap: 0.75rem; align-items: center; flex-shrink: 0; }
.repo-lang { font-size: 10px; color: var(--muted); white-space: nowrap; }
.repo-stars { font-size: 10px; color: var(--muted); white-space: nowrap; }

/* =============================================
   CONTACT
   ============================================= */
.contact-box {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}
.terminal-bar {
  background: var(--surface2);
  border-bottom: 1px solid var(--border);
  padding: 0.75rem 1rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}
.tbar-dot {
  width: 10px; height: 10px;
  border-radius: 50%;
  display: inline-block;
}
.tbar-dot.red    { background: #ff5f57; }
.tbar-dot.yellow { background: #ffbd2e; }
.tbar-dot.green  { background: #28c840; }
.tbar-title { font-size: 12px; color: var(--muted); margin-left: 0.5rem; }

.contact-body { padding: 1.75rem; }
.term-prompt { font-size: 12px; color: var(--muted); margin-bottom: 1.5rem; }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; margin-bottom: 1rem; }
.form-group { display: flex; flex-direction: column; gap: 5px; }
.form-group label { font-size: 11px; color: var(--accent-light); letter-spacing: 0.05em; }
.form-group input,
.form-group textarea {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 8px 12px;
  color: var(--text);
  font-family: var(--font);
  font-size: 13px;
  outline: none;
  transition: var(--transition);
  resize: vertical;
}
.form-group input:focus,
.form-group textarea:focus { border-color: var(--accent-light); }
.form-group input.invalid,
.form-group textarea.invalid { border-color: #ef4444; }

.field-error { font-size: 10px; color: #ef4444; min-height: 14px; }

.form-footer {
  display: flex;
  gap: 0.75rem;
  align-items: center;
  flex-wrap: wrap;
  margin-top: 1.25rem;
}

.form-status {
  margin-top: 1rem;
  font-size: 12px;
  min-height: 18px;
}
.form-status.success { color: var(--accent-light); }
.form-status.error   { color: #ef4444; }

.contact-social {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
}

/* =============================================
   FOOTER
   ============================================= */
footer {
  position: relative;
  z-index: 1;
  border-top: 1px solid var(--border);
  padding: 2rem 0;
}
.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 12px;
  color: var(--muted);
}
.footer-links { display: flex; gap: 1rem; }
.footer-links a { color: var(--muted); font-size: 12px; transition: var(--transition); }
.footer-links a:hover { color: var(--accent-light); }

/* =============================================
   BACK TO TOP
   ============================================= */
#back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 200;
  background: var(--surface);
  color: var(--muted);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 8px 12px;
  font-size: 14px;
  opacity: 0;
  pointer-events: none;
  transition: var(--transition);
}
#back-to-top.visible {
  opacity: 1;
  pointer-events: all;
}
#back-to-top:hover { color: var(--accent-light); border-color: var(--accent-light); }