:root {
  --bg: #eef0fb;
  --card: #ffffff;
  --ink: #0e1530;
  --ink-soft: #5a6076;
  --accent: #3a5bff;
  --accent-soft: #e7ecff;
  --line: #eceef5;
  --radius: 28px;
  --shadow: 0 30px 60px -30px rgba(20, 30, 80, 0.25);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  font-family: 'Inter', system-ui, -apple-system, Segoe UI, sans-serif;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }

.page {
  min-height: 100vh;
  padding: 40px 24px;
  display: flex;
  justify-content: center;
}

.card {
  width: 100%;
  max-width: 1180px;
  background: var(--card);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 40px 64px 56px;
}

/* Nav */
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 12px;
}
.brand {
  font-weight: 700;
  font-size: 18px;
  letter-spacing: -0.01em;
}
.nav-links {
  display: flex;
  gap: 36px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.nav-link {
  font-size: 15px;
  font-weight: 500;
  color: var(--ink);
  padding-bottom: 6px;
  position: relative;
  transition: color .15s ease;
}
.nav-link:hover { color: var(--accent); }
.nav-link.active::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -2px;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
}

/* Hero */
.hero {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  align-items: center;
  gap: 40px;
  padding: 60px 0 40px;
}
.hero-text h1 {
  font-size: 64px;
  line-height: 1.05;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin: 0 0 24px;
}
.hero-text h1 .accent { color: var(--accent); }
.hero-sub {
  font-size: 17px;
  color: var(--ink-soft);
  max-width: 460px;
  margin: 0 0 28px;
  line-height: 1.55;
}

.btn-primary {
  display: inline-block;
  background: var(--accent);
  color: #fff;
  font-weight: 600;
  font-size: 15px;
  padding: 14px 28px;
  border-radius: 10px;
  transition: transform .15s ease, box-shadow .15s ease, background .15s ease;
  box-shadow: 0 10px 24px -10px rgba(58, 91, 255, 0.6);
}
.btn-primary:hover { transform: translateY(-1px); background: #2a4af0; }
.btn-lg { padding: 16px 34px; font-size: 16px; }

.socials {
  display: flex;
  gap: 18px;
  margin-top: 40px;
  color: var(--ink);
}
.socials a {
  display: inline-flex;
  width: 36px; height: 36px;
  align-items: center; justify-content: center;
  border-radius: 8px;
  transition: color .15s ease, background .15s ease;
}
.socials a:hover { color: var(--accent); background: var(--accent-soft); }

/* Hero image with blob */
.hero-image {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 440px;
}
.blob {
  position: absolute;
  width: 420px;
  height: 420px;
  background: var(--accent);
  border-radius: 64% 36% 58% 42% / 52% 48% 52% 48%;
  animation: blob 12s ease-in-out infinite;
  z-index: 1;
}
@keyframes blob {
  0%, 100% { border-radius: 64% 36% 58% 42% / 52% 48% 52% 48%; }
  50%      { border-radius: 42% 58% 38% 62% / 60% 42% 58% 40%; }
}
.avatar {
  position: relative;
  z-index: 2;
  width: 320px;
  height: 380px;
  display: flex;
  align-items: flex-end;
  justify-content: center;
}

/* Sections */
.section {
  padding: 80px 0 20px;
  border-top: 1px solid var(--line);
  margin-top: 40px;
}
.section-title {
  font-size: 36px;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin: 0 0 32px;
}

/* About */
.about-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 48px;
  align-items: start;
}
.about-lead {
  font-size: 19px;
  line-height: 1.6;
  color: var(--ink);
  margin: 0;
}
.about-points {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 14px;
  color: var(--ink-soft);
  font-size: 15px;
  line-height: 1.55;
}
.about-points strong { color: var(--ink); }

/* Skills */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}
.skill-card {
  padding: 24px;
  border-radius: 18px;
  background: #fafbff;
  border: 1px solid var(--line);
  transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease;
}
.skill-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 16px 32px -20px rgba(20, 30, 80, 0.25);
  border-color: #d8def0;
}
.skill-icon {
  width: 44px; height: 44px;
  border-radius: 12px;
  background: var(--accent-soft);
  display: flex; align-items: center; justify-content: center;
  font-size: 22px;
  margin-bottom: 16px;
}
.skill-card h3 {
  font-size: 16px;
  margin: 0 0 8px;
  font-weight: 700;
}
.skill-card p {
  font-size: 14px;
  color: var(--ink-soft);
  line-height: 1.5;
  margin: 0;
}

/* Works */
.works-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.work-card {
  padding: 18px;
  border-radius: 18px;
  background: #fff;
  border: 1px solid var(--line);
  transition: transform .15s ease, box-shadow .15s ease;
}
.work-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 20px 40px -22px rgba(20, 30, 80, 0.25);
}
.work-thumb {
  height: 160px;
  border-radius: 12px;
  margin-bottom: 16px;
}
.work-thumb-1 { background: linear-gradient(135deg, #3a5bff, #8ea3ff); }
.work-thumb-2 { background: linear-gradient(135deg, #0e1530, #3a5bff); }
.work-thumb-3 { background: linear-gradient(135deg, #e7ecff, #3a5bff); }
.work-card h3 {
  font-size: 17px;
  margin: 0 0 6px;
}
.work-card p {
  font-size: 14px;
  color: var(--ink-soft);
  line-height: 1.5;
  margin: 0 0 12px;
}
.work-link {
  font-size: 14px;
  font-weight: 600;
  color: var(--accent);
}

/* Contact */
.contact { text-align: center; padding-bottom: 40px; }
.contact-lead {
  font-size: 17px;
  color: var(--ink-soft);
  max-width: 520px;
  margin: 0 auto 24px;
  line-height: 1.55;
}
.contact-email {
  margin-top: 20px;
  color: var(--ink-soft);
  font-size: 15px;
}
.contact-email a { color: var(--accent); font-weight: 500; }

/* Ask AI */
.ask-ai {
  margin-top: 64px;
  padding: 40px 32px;
  border-radius: 22px;
  background: linear-gradient(135deg, #f4f6ff 0%, #e7ecff 100%);
  border: 1px solid var(--line);
  text-align: center;
}
.ask-ai-title {
  font-size: 24px;
  font-weight: 800;
  letter-spacing: -0.01em;
  margin: 0 0 6px;
}
.ask-ai-sub {
  font-size: 15px;
  color: var(--ink-soft);
  margin: 0 0 22px;
}
.ask-ai-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
}
.ai-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 20px;
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: 10px;
  font: inherit;
  font-size: 14px;
  font-weight: 600;
  color: var(--ink);
  cursor: pointer;
  transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease;
}
.ai-btn:hover {
  transform: translateY(-1px);
  border-color: #c9d1ee;
  box-shadow: 0 12px 24px -16px rgba(20, 30, 80, 0.3);
}
.ai-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  display: inline-block;
}
.ai-dot-chatgpt    { background: #10a37f; }
.ai-dot-claude     { background: #d97757; }
.ai-dot-perplexity { background: #20808d; }
.ai-dot-gemini     { background: linear-gradient(135deg, #4285f4, #9b72cb 50%, #d96570); }
.ask-ai-hint {
  margin: 18px 0 0;
  font-size: 13px;
  color: var(--ink-soft);
  min-height: 18px;
  transition: color .15s ease;
}
.ask-ai-hint.copied { color: var(--accent); font-weight: 600; }

/* Footer */
.footer {
  margin-top: 56px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
  font-size: 13px;
  color: var(--ink-soft);
  text-align: center;
}

/* Responsive */
@media (max-width: 900px) {
  .card { padding: 28px 24px 40px; border-radius: 22px; }
  .nav-links { gap: 18px; }
  .hero { grid-template-columns: 1fr; padding: 32px 0; }
  .hero-text h1 { font-size: 44px; }
  .hero-image { min-height: 360px; }
  .blob { width: 320px; height: 320px; }
  .avatar { width: 240px; height: 280px; }
  .about-grid { grid-template-columns: 1fr; gap: 24px; }
  .skills-grid { grid-template-columns: repeat(2, 1fr); }
  .works-grid { grid-template-columns: 1fr; }
  .section-title { font-size: 28px; }
  .section { padding-top: 56px; }
}
@media (max-width: 520px) {
  .nav { flex-direction: column; gap: 12px; align-items: flex-start; }
  .nav-links { flex-wrap: wrap; gap: 14px; }
  .hero-text h1 { font-size: 36px; }
  .skills-grid { grid-template-columns: 1fr; }
}