@import url(variables.css);

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
img, svg { display: block; }
a { text-decoration: none; }

body {
  background-color: var(--bg);
  color: var(--fg);
  font-family: var(--font-sans);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  transition: background-color 0.25s ease, color 0.25s ease;
}



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

/* ── Scrollbar ── */
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border-2); border-radius: 2px; 
::-webkit-scrollbar-thumb:hover { background: var(--muted); }
}

/* ── Navbar ── */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  height: var(--nav-h);
  border-bottom: 1px solid var(--border);
  background-color: var(--bg);
  backdrop-filter: blur(12px);
  transition: background-color 0.25s ease, border-color 0.25s ease;
}

.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-family: var(--font-sans);
  font-size: 0.875rem;
  color: var(--accent);
  transition: opacity 0.15s;
}
.nav-logo:hover { opacity: 0.8; }
.nav-logo-muted { color: var(--muted); }

.nav-desktop {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-link {
  position: relative;
  font-family: var(--font-sans);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--fg-dim);
  transition: color 0.15s;
}
.nav-link:hover { color: var(--accent); }
.nav-link.active { color: var(--accent); }
.nav-link.active::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: -5px;
  width: 64px;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
  transform: translateX(-50%);
}

/* Theme button */
.theme-btn {
  font-family: var(--font-sans);
  font-size: 0.7rem;
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 5px 10px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--fg-dim);
  cursor: pointer;
  transition: border-color 0.15s, color 0.15s, background-color 0.25s;
}
.theme-btn:hover { border-color: var(--accent); color: var(--accent); }

.theme-btn-icon {
  padding: 0;
  width: 32px;
  height: 32px;
  justify-content: center;
}

/* Hamburger */
.hamburger {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 32px;
  height: 32px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.ham-line {
  display: block;
  width: 100%;
  height: 1.5px;
  background: var(--fg-dim);
  transition: transform 0.2s ease, opacity 0.2s ease;
  transform-origin: center;
}
.hamburger.open .ham-line:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.hamburger.open .ham-line:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.open .ham-line:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

.nav-mobile {
  display: none;
  align-items: center;
  gap: 10px;
}

@media (max-width: 767px) {
  .nav-desktop { display: none; }
  .nav-mobile  { display: flex; }
}

/* ── Sidebar ── */
.sidebar-overlay {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(0,0,0,0.5);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
}
.sidebar-overlay.active {
  opacity: 1;
  pointer-events: all;
}

.sidebar {
  position: fixed;
  top: 0; right: 0; bottom: 0;
  z-index: 201;
  width: 240px;
  display: flex;
  flex-direction: column;
  background: var(--surface);
  border-left: 1px solid var(--border);
  transform: translateX(100%);
  transition: transform 0.3s ease;
}
.sidebar.open { transform: translateX(0); }

.sidebar-header {
  height: var(--nav-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 20px;
  border-bottom: 1px solid var(--border);
}
.sidebar-label {
  font-family: var(--font-sans);
  font-size: 0.7rem;
  color: var(--muted);
}
.sidebar-close {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px; height: 28px;
  background: transparent;
  border: none;
  color: var(--fg-dim);
  cursor: pointer;
}

.sidebar-nav {
  flex: 1;
  display: flex;
  flex-direction: column;
  padding: 32px 20px;
  gap: 2px;
}
.sidebar-link {
  font-family: var(--font-sans);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--fg-dim);
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: color 0.15s;
}
.sidebar-link:hover { color: var(--accent); }
.sidebar-num { color: var(--muted); font-size: 0.625rem; }

.sidebar-footer {
  padding: 20px;
  border-top: 1px solid var(--border);
  font-family: var(--font-sans);
  font-size: 0.625rem;
  color: var(--muted);
}

/* ── Sections ── */
.section {
  padding: 96px 0;
  border-top: 1px solid var(--border);
}

.section-header { margin-bottom: 56px; }

.section-marker-row {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}
.section-num {
  font-family: var(--font-sans);
  font-size: 0.6rem;
  letter-spacing: 0.15em;
  color: var(--accent);
  border: 1px solid var(--accent);
  background: var(--accent-glow);
  padding: 2px 7px;
  flex-shrink: 0;
}
.section-rule {
  flex: 1;
  height: 1px;
  background: var(--border);
}
.section-count {
  font-family: var(--font-sans);
  font-size: 0.7rem;
  color: var(--muted);
  flex-shrink: 0;
}
.section-title {
  font-family: var(--font-sans);
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 600;
  letter-spacing: -0.02em;
}



/* ── Hero ── */
.hero {
  padding-top: calc(var(--nav-h) + 60px);
  padding-bottom: 80px;
}
.hero-section-header {
  display: flex;
}
.hero-container-top {
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  margin-left: 1rem;
}

.hero-container-details {
  display: grid;
  gap: 48px;
}

.hero-badge {
  font-family: var(--font-sans);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  color: var(--accent);
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 24px;
}
.badge-line {
  display: inline-block;
  width: 16px;
  height: 1px;
  background: var(--accent);
}

.hero-heading {
  font-family: var(--font-sans);
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
}
.hero-muted { color: var(--muted); }

/* Glowing accent */
.hero-accent {
  position: relative;
  display: inline-block;
  color: var(--accent);
  margin-bottom: 0.5rem;
}
.hero-accent::after {
  content: '';
  position: absolute;
  left: 0; 
  bottom: -4px;
  width: 100%; height: 3px;
  background: var(--accent);
  box-shadow: 0 0 16px var(--accent), 0 0 32px var(--accent-glow);
  border-radius: 2px;
}

.hero-bio {
  color: var(--fg-dim);
  font-size: 1rem;
  max-width: 520px;
  margin-bottom: 32px;
  line-height: 1.7;
} 

 .hero-btns {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 2rem;
}

.btn-primary, .btn-secondary {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 12px 24px;
  transition: all 0.15s ease;
  cursor: pointer;
  border: none;
  display: inline-flex;
  align-items: center;
}
.btn-primary {
  background: var(--accent);
  color: var(--bg);
}
.btn-primary:hover { opacity: 0.85; }
.btn-secondary {
  border: 1px solid var(--accent);
  color: var(--accent);
  background: transparent;
}
.btn-secondary:hover { background: var(--accent); color: var(--bg); }

.hero-sub {
  display: flex;
  flex-direction: column;
}
.term-muted { color: var(--muted); }
.term-val   { color: var(--fg-dim); margin-bottom: 8px; }

.stats-bar {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border: 1px solid var(--border);
  background: var(--surface);
  margin-bottom: 1rem;
}
.stat {
  padding: 28px;
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.stat:last-child { border-right: none; }
.stat-value {
  font-family: var(--font-sans);
  font-size: 2.25rem;
  font-weight: 600;
  color: var(--accent);
  line-height: 1;
  padding-bottom: 1rem;
}
.stat-label {
  font-family: var(--font-sans);
  font-size: 0.6rem;
  letter-spacing: 0.15em;
  color: var(--muted);
}
.hero-terminal {
  position: relative;
  right: 0;
  font-family: var(--font-sans);
  font-size: 0.75rem;
  text-align: right;
  line-height: 2;
}


.profile-picture-box {
  display: flex;
  padding: 0 1rem 2.5rem;
}
.profile-picture {
  border-radius: calc(20% - 2rem);
  width: clamp(14.5rem, 25vw, 30rem);
}
@media (max-width: 767px) {
  .hero-container-top { 
    display: flex; flex-direction: column-reverse; justify-content: space-between;
  }
  .profile-picture-box { 
  align-items: center;
  align-self: center;
  }
}


/* About me */
.about-bio {
  color: var(--fg-dim);
  line-height: 1.7;
  margin: 24px 0 36px;
}
.about-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1px;
  background: var(--border);
}

.about-card {
  position: relative;
  overflow: hidden;
  background: var(--bg);
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  transition: background-color 0.15s;
  cursor: pointer;
}
.about-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--accent);
  box-shadow: 0 0 12px var(--accent-glow);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.25s ease;
}
.about-card:hover { background: var(--surface); }
.about-card:hover::before { transform: scaleX(1); }

.about-category-row {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
}
.about-category {
  font-family: var(--font-sans);
  font-size: 0.6rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  flex-shrink: 0;
}
.about-category-rule {
  flex: 1;
  height: 1px;
  background: var(--border);
}

/* Card */
.card-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
}
.card-id {
  font-family: var(--font-sans);
  font-size: 0.7rem;
  color: var(--muted);
}
.card-title {
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 600;
}
.card-desc {
  font-size: 0.875rem;
  color: var(--fg-dim);
  line-height: 1.65;
  flex: 1;
}
.card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.card-link {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  color: var(--accent);
  border-top: 1px solid var(--border);
  padding-top: 12px;
  width: fit-content;
  transition: color 0.15s;
}
.card-link:hover { color: var(--fg); }
.tag {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  padding: 3px 8px;
  border: 1px solid var(--border-2);
  background: var(--surface-2);
  color: var(--fg-dim);
  transition: border-color 0.15s, color 0.15s, box-shadow 0.15s;
}
.tag:hover { border-color: var(--accent); color: var(--fg); box-shadow: 0 0 8px var(--accent-glow); }

/* ── Skills ── */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1px;
  background: var(--border);
}
.skill-group {
  background: var(--bg);
  padding: 28px;
}
.skill-category-row {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
}
.skill-category {
  font-family: var(--font-sans);
  font-size: 0.6rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  flex-shrink: 0;
}
.skill-category-rule {
  flex: 1;
  height: 1px;
  background: var(--border);
}
.skill-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.skill-tag {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  padding: 6px 12px;
  border: 1px solid var(--border-2);
  background: var(--surface-2);
  color: var(--fg-dim);
  cursor: default;
  transition: border-color 0.15s, color 0.15s, box-shadow 0.15s;
}
.skill-tag:hover { 
  border-color: var(--accent);
  color: var(--fg); 
  box-shadow: 0 0 8px var(--accent-glow); 
}


/* ── Projects ── */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1px;
  background: var(--border);
}

.project-card {
  position: relative;
  overflow: hidden;
  background: var(--bg);
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  transition: background-color 0.15s;
  cursor: pointer;
}
.project-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--accent);
  box-shadow: 0 0 12px var(--accent-glow);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.25s ease;
}
.project-card:hover { background: var(--surface); }
.project-card:hover::before { transform: scaleX(1); }

.status-badge {
  font-family: var(--font-sans);
  font-size: 0.6rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 2px 7px;
  border: 1px solid;
  border-radius: 2px;
}
.status-production { color: #34d399; border-color: rgba(52,211,153,0.3); background: rgba(52,211,153,0.05); }
.status-open-source { color: var(--accent); border-color: rgba(34,211,238,0.3); background: rgba(34,211,238,0.05); }
.status-wip { color: #fbbf24; border-color: rgba(251,191,36,0.3); background: rgba(251,191,36,0.05); }

.project-links {
  display: flex;
  flex-direction: row;
  gap: 1rem;
}

.live-demo {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  color: var(--accent);
  border-top: 1px solid var(--border);
  padding-top: 12px;
  width: fit-content;
  transition: color 0.15s;
}
.live-demo:hover { color: var(--fg); }


/* ── Resume ── */
.resume-card {
  border: 1px solid var(--border);
  background: var(--surface);
}
.resume-header {
  padding: 32px;
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 16px;
}
.resume-name {
  font-family: var(--font-sans);
  font-size: 1.35rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}
.resume-role {
  font-family: var(--font-sans);
  font-size: 0.8rem;
  color: var(--accent);
  margin-top: 4px;
}
.resume-contacts a {
  display: flex;
  font-family: var(--font-sans);
  font-size: 0.7rem;
  color: var(--accent);
  text-align: right;
  line-height: 1.8;
}
.resume-contacts a:hover { color: var(--fg-dim); }
.resume-summary {
  padding: 20px 32px;
  font-size: 0.875rem;
  color: var(--fg-dim);
  line-height: 1.7;
  border-bottom: 1px solid var(--border);
}
.resume-body {
  display: grid;
  grid-template-columns: 1fr 240px;
}
.resume-left {
  padding: 28px 32px;
  border-right: 1px solid var(--border);
  gap: 1rem;
}
.resume-right {
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.resume-section-label {
  font-family: var(--font-sans);
  font-size: 0.6rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 14px;
}
.exp-item {
  margin-bottom: 1.5rem;
}
.exp-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 12px;
}
.exp-role {
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 600;
}
.exp-company {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  color: var(--accent);
  margin-top: 2px;
}
.exp-meta {
  font-family: var(--font-sans);
  font-size: 0.7rem;
  color: var(--muted);
  text-align: right;
  line-height: 1.7;
}
.exp-period {
  font-family: var(--font-sans);
  font-size: 0.7rem;
  color: var(--muted);
  margin-top: 4px;
}
.exp-note {
  font-size: 0.8rem;
  color: var(--fg-dim);
  margin-top: 8px;
  line-height: 1.6;
}
.exp-bullets {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.exp-bullets li {
  font-size: 0.85rem;
  color: var(--fg-dim);
  line-height: 1.65;
  padding-left: 16px;
  position: relative;
}
.exp-bullets li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--muted);
  font-family: var(--font-sans);
}
.resume-skill-tags { display: flex; flex-wrap: wrap; gap: 6px; }
.resume-link-row { margin-top: 4px; }
.resume-link {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  color: var(--accent);
  transition: color 0.15s;
}
.resume-link:hover { color: var(--fg); }

.download-btn {
  font-family: var(--font-sans);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 5px 12px;
  border: 1px solid var(--accent);
  color: var(--accent);
  background: transparent;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  flex-shrink: 0;
  transition: background-color 0.15s, color 0.15s;
}
.download-btn:hover { background: var(--accent); color: var(--bg); }


/* ── Contact ── */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 64px;
}
.contact-bio {
  color: var(--fg-dim);
  line-height: 1.7;
  margin: 24px 0 36px;
}
.contact-links { display: flex; flex-direction: column; gap: 14px; }
.contact-row { display: flex; align-items: center; gap: 16px; }
.contact-label {
  font-family: var(--font-sans);
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  width: 64px;
  flex-shrink: 0;
}
.contact-val {
  font-family: var(--font-sans);
  font-size: 0.8rem;
  color: var(--accent);
  transition: color 0.15s;
}
.contact-val:hover { color: var(--fg); }

.contact-form-wrap {
  border: 1px solid var(--border);
  padding: 32px;
}
.form-endpoint {
  font-family: var(--font-sans);
  font-size: 0.7rem;
  color: var(--muted);
  margin-bottom: 24px;
}
.form-method { color: var(--accent); }
.form-field { display: flex; flex-direction: column; gap: 6px; margin-bottom: 18px; }
.form-label {
  font-family: var(--font-sans);
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}
.form-input {
  font-family: var(--font-sans);
  font-size: 0.85rem;
  padding: 12px 16px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--fg);
  outline: none;
  transition: border-color 0.15s, background-color 0.25s;
  width: 100%;
}
.form-input::placeholder { color: var(--muted); }
.form-input:focus { border-color: var(--accent); }
.form-textarea { resize: vertical; min-height: 120px; }
.form-submit {
  width: 100%;
  font-family: var(--font-sans);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 14px;
  border: 1px solid var(--accent);
  background: transparent;
  color: var(--accent);
  cursor: pointer;
  transition: background-color 0.15s, color 0.15s;
  margin-top: 4px;
}
.form-submit:hover { background: var(--accent); color: var(--bg); }

.form-success {
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 48px 0;
}
.success-cmd  { font-family: var(--font-sans); font-size: 1.1rem; color: var(--accent); margin-bottom: 8px; }
.success-note { font-family: var(--font-sans); font-size: 0.7rem; color: var(--muted); }

/* ── Footer ── */
.footer {
  border-top: 1px solid var(--border);
  padding: 28px 0;
}
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.footer-name, .footer-note {
  font-family: var(--font-sans);
  font-size: 0.7rem;
  color: var(--muted);
}
.footer-accent { color: var(--accent); }

/* ── Scroll reveal ── */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}


/* ── Responsive ── */
@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .resume-body { grid-template-columns: 1fr; }
  .resume-left { border-right: none; border-bottom: 1px solid var(--border); }
}

@media (max-width: 600px) {
  .stats-bar { grid-template-columns: 1fr; }
  .stat { border-right: none; border-bottom: 1px solid var(--border); }
  .stat:last-child { border-bottom: none; }
  .hero-heading { font-size: 2.5rem; }
  .section-title { font-size: 1.75rem; }
  .contact-form-wrap { padding: 20px; }
  .resume-header { flex-direction: column; }
  .resume-contacts { text-align: left; }
}