@import url('https://fonts.googleapis.com/css2?family=Fraunces:ital,wght@0,400;0,500;1,400;1,500&family=Plus+Jakarta+Sans:wght@300;400;500&display=swap');

:root {
  --bg: #fafaf8;
  --bg2: #f3f1ec;
  --bg3: #eceae3;
  --surface: #ffffff;
  --border: rgba(0,0,0,0.08);
  --border-hover: rgba(0,0,0,0.18);
  --text: #1a1814;
  --text-muted: #6b6760;
  --text-dim: #a8a49f;
  --accent: #e05c2a;
  --accent-dim: rgba(224,92,42,0.1);
  --accent2: #2563eb;
  --accent2-dim: rgba(37,99,235,0.08);
  --accent3: #16a34a;
  --accent3-dim: rgba(22,163,74,0.08);
  --radius: 10px;
  --radius-lg: 16px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  font-family: 'Plus Jakarta Sans', sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  font-size: 15px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 999;
  display: flex; justify-content: space-between; align-items: center;
  padding: 0.9rem 3rem;
  background: var(--bg);
  transition: background 0.3s;
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}
.nav-logo {
  font-family: 'Fraunces', serif;
  font-size: 20px; font-weight: 500;
  color: var(--accent);
  text-decoration: none; display: flex; align-items: center;
}
.nav-links { display: flex; gap: 0.15rem; align-items: center; }
.nav-links a {
  font-size: 13px; color: var(--text-muted); text-decoration: none;
  padding: 6px 13px; border-radius: 6px;
  transition: color 0.2s, background 0.2s;
}
.nav-links a:hover { color: var(--text); background: var(--bg2); }
.nav-links a.active { color: var(--accent); font-weight: 500; }

.hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; padding: 4px; }
.hamburger span { display: block; width: 22px; height: 1.5px; background: var(--text-muted); }

.page { padding-top: 72px; min-height: 100vh; }

.hero {
  min-height: calc(100vh - 72px);
  display: flex; flex-direction: column;
  justify-content: center; align-items: flex-start;
  padding: 4rem 3rem;
  position: relative; overflow: hidden;
}
.hero::before {
  content: ''; position: absolute; top: -150px; right: -100px;
  width: 520px; height: 520px; border-radius: 50%;
  background: radial-gradient(circle, rgba(224,92,42,0.07) 0%, transparent 65%);
  pointer-events: none;
}
.hero::after {
  content: ''; position: absolute; bottom: -100px; left: -80px;
  width: 400px; height: 400px; border-radius: 50%;
  background: radial-gradient(circle, rgba(37,99,235,0.06) 0%, transparent 65%);
  pointer-events: none;
}

.hero-eyebrow {
  font-size: 12px; letter-spacing: 3px; text-transform: uppercase;
  color: var(--accent); margin-bottom: 1.25rem;
  display: flex; align-items: center; gap: 10px;
}
.hero-eyebrow::before { content:''; display:block; width:28px; height:2px; background:var(--accent); border-radius:2px; }

.hero h1 {
  font-family: 'Fraunces', serif;
  font-size: clamp(2.8rem, 7vw, 5.5rem);
  font-weight: 500; line-height: 1.08;
  margin-bottom: 1.25rem;
}
.hero h1 em { font-style: italic; color: var(--accent); }
.hero-sub {
  font-size: 16px; color: var(--text-muted);
  max-width: 500px; margin-bottom: 2.5rem; line-height: 1.8;
}
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; }

.typing-cursor { animation: blink 1s step-end infinite; }
@keyframes blink { 50% { opacity: 0; } }

.btn-primary {
  padding: 11px 28px; border-radius: var(--radius);
  background: var(--accent); color: #fff;
  font-size: 14px; font-weight: 500;
  border: none; cursor: pointer; text-decoration: none;
  transition: opacity 0.2s, transform 0.15s; display: inline-block;
}
.btn-primary:hover { opacity: 0.87; transform: translateY(-1px); }

.btn-outline {
  padding: 11px 28px; border-radius: var(--radius);
  border: 1.5px solid var(--border-hover); color: var(--text);
  font-size: 14px; background: transparent; cursor: pointer;
  text-decoration: none; transition: background 0.2s, transform 0.15s; display: inline-block;
}
.btn-outline:hover { background: var(--bg2); transform: translateY(-1px); }

.section-wrap { max-width: 860px; margin: 0 auto; padding: 5rem 3rem; }

.section-label {
  font-size: 11px; letter-spacing: 3px; text-transform: uppercase;
  color: var(--accent); margin-bottom: 2.25rem;
  display: flex; align-items: center; gap: 12px;
}
.section-label::after { content:''; flex:1; height:1px; background:var(--border); }

.section-title {
  font-family: 'Fraunces', serif;
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 500; margin-bottom: 2.5rem; line-height: 1.15;
}

.quick-links {
  max-width: 860px; margin: 0 auto;
  padding: 0 3rem 5rem;
  display: grid; grid-template-columns: repeat(auto-fit, minmax(180px,1fr)); gap: 12px;
}
.quick-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 1.5rem;
  text-decoration: none; color: var(--text);
  transition: border-color 0.2s, transform 0.2s, box-shadow 0.2s; display: block;
}
.quick-card:hover { border-color: var(--accent); transform: translateY(-3px); box-shadow: 0 8px 24px rgba(224,92,42,0.1); }
.quick-card-icon { font-size: 22px; margin-bottom: 0.75rem; }
.quick-card-title { font-size: 14px; font-weight: 500; margin-bottom: 4px; }
.quick-card-sub { font-size: 12px; color: var(--text-muted); }

.about-grid { display: grid; grid-template-columns: 1.3fr 1fr; gap: 2.5rem; margin-bottom: 2.5rem; }
.about-text { font-size: 15px; color: var(--text-muted); line-height: 1.9; }
.about-text p + p { margin-top: 1rem; }
.about-stats { display: flex; flex-direction: column; gap: 12px; }
.stat-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 1rem 1.25rem;
  display: flex; align-items: center; gap: 1rem;
}
.stat-card:nth-child(1) { border-left: 3px solid var(--accent); }
.stat-card:nth-child(2) { border-left: 3px solid var(--accent2); }
.stat-card:nth-child(3) { border-left: 3px solid var(--accent3); }
.stat-num { font-family: 'Fraunces', serif; font-size: 28px; color: var(--text); }
.stat-label { font-size: 12px; color: var(--text-muted); }

.edu-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 2rem;
  position: relative; overflow: hidden;
  transition: border-color 0.3s, box-shadow 0.3s;
}
.edu-card:hover { border-color: var(--accent2); box-shadow: 0 8px 28px rgba(37,99,235,0.08); }
.edu-card::before {
  content:''; position:absolute; left:0; top:0; bottom:0;
  width:4px; background:var(--accent2); border-radius:2px 0 0 2px;
}
.edu-year { font-size: 11px; letter-spacing: 2px; text-transform: uppercase; color: var(--accent2); margin-bottom: 0.75rem; }
.edu-uni { font-family: 'Fraunces', serif; font-size: 22px; font-weight: 500; margin-bottom: 0.4rem; }
.edu-degree { font-size: 14px; color: var(--text-muted); margin-bottom: 1.25rem; }
.edu-badge {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 5px 14px; border-radius: 20px;
  background: var(--accent2-dim); border: 1px solid rgba(37,99,235,0.2);
  font-size: 12px; color: var(--accent2);
}
.edu-badge::before { content:'●'; font-size:8px; }

.skill-group-title { font-size: 11px; letter-spacing: 2px; text-transform: uppercase; color: var(--text-dim); margin-bottom: 1rem; }
.skills-categories { display: flex; flex-direction: column; gap: 2rem; }
.skills-row { display: flex; flex-wrap: wrap; gap: 10px; }
.skill-pill {
  padding: 8px 18px; border-radius: 30px;
  border: 1.5px solid var(--border);
  background: var(--surface); color: var(--text-muted);
  font-size: 13px; transition: all 0.2s; cursor: default;
}
.skill-pill.orange:hover { border-color: var(--accent); color: var(--accent); background: var(--accent-dim); }
.skill-pill.blue:hover   { border-color: var(--accent2); color: var(--accent2); background: var(--accent2-dim); }
.skill-pill.green:hover  { border-color: var(--accent3); color: var(--accent3); background: var(--accent3-dim); }

.projects-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; }
.project-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 1.75rem;
  transition: border-color 0.25s, transform 0.2s, box-shadow 0.2s; position: relative;
}
.project-card:hover { border-color: var(--border-hover); transform: translateY(-3px); box-shadow: 0 8px 28px rgba(0,0,0,0.07); }
.project-num { font-family: 'Fraunces', serif; font-size: 38px; color: var(--bg3); position: absolute; top: 1.25rem; right: 1.5rem; line-height: 1; }
.project-tag-small {
  font-size: 11px; letter-spacing: 2px; text-transform: uppercase;
  color: var(--accent3); margin-bottom: 0.75rem;
  display: flex; align-items: center; gap: 8px;
}
.project-tag-small::before { content:''; width:14px; height:2px; background:var(--accent3); border-radius:2px; }
.project-card h3 { font-size: 16px; font-weight: 500; margin-bottom: 0.6rem; }
.project-card p { font-size: 13px; color: var(--text-muted); line-height: 1.7; }

.contact-layout { display: grid; grid-template-columns: 1fr 1.6fr; gap: 3rem; }
.contact-intro { font-size: 15px; color: var(--text-muted); line-height: 1.9; }
.contact-intro p + p { margin-top: 1rem; }
.contact-links { display: flex; flex-direction: column; gap: 9px; }
.contact-link {
  display: flex; align-items: center; gap: 14px;
  padding: 13px 16px; border-radius: var(--radius);
  background: var(--surface); border: 1px solid var(--border);
  text-decoration: none; transition: border-color 0.2s, box-shadow 0.2s;
}
.contact-link:hover { border-color: var(--accent); box-shadow: 0 4px 16px rgba(224,92,42,0.08); }
.contact-link-icon { width: 34px; height: 34px; border-radius: 8px; background: var(--bg2); display: flex; align-items: center; justify-content: center; font-size: 15px; flex-shrink: 0; }
.contact-link-label { font-size: 10px; color: var(--text-dim); margin-bottom: 2px; text-transform: uppercase; letter-spacing: 1px; }
.contact-link-value { font-size: 13px; color: var(--text); word-break: break-all; }

footer {
  border-top: 1px solid var(--border);
  padding: 2rem 3rem;
  display: flex; justify-content: space-between; align-items: center;
  font-size: 12px; color: var(--text-dim);
  background: var(--surface);
}

.placeholder-card { border: 1.5px dashed var(--border); border-radius: var(--radius-lg); padding: 1.75rem; text-align: center; }
.placeholder-card p { font-size: 13px; color: var(--text-dim); }

.fade-up { opacity:0; transform:translateY(20px); animation:fadeUp 0.65s ease forwards; }
.fade-up:nth-child(1) { animation-delay:0.1s; }
.fade-up:nth-child(2) { animation-delay:0.2s; }
.fade-up:nth-child(3) { animation-delay:0.35s; }
.fade-up:nth-child(4) { animation-delay:0.5s; }
@keyframes fadeUp { to { opacity:1; transform:translateY(0); } }

@media (max-width: 768px) {
  nav { padding: 1rem 1.5rem; }
  .nav-links { display:none; flex-direction:column; position:absolute; top:100%; left:0; right:0; background:var(--bg); border-bottom:1px solid var(--border); padding:1rem 1.5rem; gap:0.25rem; }
  .nav-links.open { display:flex; }
  .hamburger { display:flex; }
  .hero { padding: 2.5rem 1.5rem; }
  .section-wrap { padding: 3.5rem 1.5rem; }
  .about-grid { grid-template-columns: 1fr; }
  .projects-grid { grid-template-columns: 1fr; }
  .contact-layout { grid-template-columns: 1fr; }
  .quick-links { padding: 0 1.5rem 4rem; }
  footer { flex-direction:column; gap:0.5rem; text-align:center; padding:1.5rem; }
}

.edu-card.orange::before { background: var(--accent); }
.edu-card.green::before  { background: var(--accent3); }

/* ── DARK MODE ── */
body.dark {
  --bg: #0e0e0c;
  --bg2: #161614;
  --bg3: #1e1e1b;
  --surface: #242420;
  --border: rgba(255,255,255,0.07);
  --border-hover: rgba(255,255,255,0.18);
  --text: #f0ede6;
  --text-muted: #9a9892;
  --text-dim: #5a5856;
  --accent-dim: rgba(224,92,42,0.15);
  --accent2-dim: rgba(37,99,235,0.15);
  --accent3-dim: rgba(22,163,74,0.15);
}

/* Dark mode toggle button */
.dark-toggle {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 5px 12px;
  font-size: 13px;
  cursor: pointer;
  color: var(--text-muted);
  transition: all 0.2s;
  display: flex; align-items: center; gap: 6px;
}
.dark-toggle:hover { border-color: var(--border-hover); color: var(--text); }

/* CV download button */
.btn-cv {
  padding: 11px 28px; border-radius: var(--radius);
  background: var(--accent3); color: #fff;
  font-size: 14px; font-weight: 500;
  border: none; cursor: pointer; text-decoration: none;
  transition: opacity 0.2s, transform 0.15s; display: inline-flex;
  align-items: center; gap: 8px;
}
.btn-cv:hover { opacity: 0.87; transform: translateY(-1px); }

/* Visitor counter */
.visitor-counter {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 13px; color: var(--text-dim);
}
.visitor-counter .count {
  font-family: 'Fraunces', serif;
  font-size: 15px; color: var(--accent);
  font-weight: 500;
}

/* ── SCROLL ANIMATIONS ── */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.35s; }

/* ── SKILL PILLS ANIMATED ── */
.skill-pill {
  position: relative;
  overflow: hidden;
}
.skill-pill::after {
  content: '';
  position: absolute; inset: 0;
  background: currentColor;
  opacity: 0;
  transition: opacity 0.2s;
  border-radius: inherit;
}
.skill-pill.orange { transition: all 0.25s; }
.skill-pill.blue   { transition: all 0.25s; }
.skill-pill.green  { transition: all 0.25s; }
.skill-pill.orange:hover { background: var(--accent-dim); border-color: var(--accent); color: var(--accent); transform: translateY(-2px) scale(1.04); box-shadow: 0 4px 14px rgba(224,92,42,0.15); }
.skill-pill.blue:hover   { background: var(--accent2-dim); border-color: var(--accent2); color: var(--accent2); transform: translateY(-2px) scale(1.04); box-shadow: 0 4px 14px rgba(37,99,235,0.15); }
.skill-pill.green:hover  { background: var(--accent3-dim); border-color: var(--accent3); color: var(--accent3); transform: translateY(-2px) scale(1.04); box-shadow: 0 4px 14px rgba(22,163,74,0.15); }

/* ── CONTACT FORM ── */
.contact-form {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  margin-top: 2.5rem;
}
.contact-form h3 {
  font-family: 'Fraunces', serif;
  font-size: 20px; font-weight: 500;
  margin-bottom: 1.5rem; color: var(--text);
}
.form-group { margin-bottom: 1.25rem; }
.form-group label {
  display: block; font-size: 12px;
  letter-spacing: 1px; text-transform: uppercase;
  color: var(--text-dim); margin-bottom: 0.5rem;
}
.form-group input,
.form-group textarea {
  width: 100%; padding: 11px 14px;
  border-radius: var(--radius); border: 1px solid var(--border);
  background: var(--bg); color: var(--text);
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 14px; transition: border-color 0.2s, box-shadow 0.2s;
  outline: none; resize: vertical;
}
.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-dim);
}
.form-group textarea { min-height: 130px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.form-success {
  display: none; text-align: center;
  padding: 1.5rem; background: var(--accent3-dim);
  border: 1px solid rgba(22,163,74,0.2);
  border-radius: var(--radius); color: var(--accent3);
  font-size: 14px; margin-top: 1rem;
}

@media (max-width: 600px) {
  .form-row { grid-template-columns: 1fr; }
}