:root {
  /* Lighter, more inviting base */
  --bg: #f3f5f4;
  --bg-alt: #e7ebe9;
  --card: #ffffff;
  --border-subtle: rgba(15, 23, 42, 0.08);

  /* Porsche-inspired green accent */
  --accent: #1bb3a6;
  --accent-soft: rgba(0, 108, 63, 0.07);
  --accent-strong: #226844;

  --text: #111827;
  --muted: #4b5563;
  --danger: #b91c1c;
  --radius-lg: 18px;
  --radius-pill: 999px;
  --shadow-soft: 0 18px 60px rgba(15, 23, 42, 0.12);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  font-family: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  background: radial-gradient(circle at top left, #ffffff, #e5ece8 55%);
  color: var(--text);
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
}

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

.container {
  width: 100%;
  max-width: 1040px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(16px);
  background: linear-gradient(
    to bottom,
    rgba(255, 255, 255, 0.95),
    rgba(255, 255, 255, 0.9),
    transparent
  );
  border-bottom: 1px solid rgba(15, 23, 42, 0.04);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.85rem 1.5rem;
}

.logo {
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-size: 0.9rem;
  color: var(--muted);
}

.logo span {
  color: var(--accent);
}

.nav {
  display: flex;
  gap: 1.25rem;
  font-size: 0.9rem;
}

.nav a {
  color: var(--muted);
  padding: 0.4rem 0.8rem;
  border-radius: 999px;
  border: 1px solid transparent;
  transition: all 0.18s ease-out;
}

.nav a:hover {
  color: var(--text);
  border-color: var(--accent-soft);
  background: var(--accent-soft);
}

.hero {
  padding: 4.5rem 0 3.5rem;
}

.hero-inner {
  display: grid;
  grid-template-columns: minmax(0, 2.1fr) minmax(0, 1.4fr);
  gap: 2.5rem;
  align-items: center;
}

.hero-text h1 {
  font-size: clamp(2.4rem, 4vw, 3.2rem);
  margin: 0.4rem 0 0.75rem;
  letter-spacing: -0.03em;
}

.hero-eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.72rem;
  color: var(--muted);
}

.accent {
  color: var(--accent);
}

.hero-subtitle {
  margin: 0;
  color: var(--muted);
  line-height: 1.6;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.6rem;
}

.btn {
  border-radius: var(--radius-pill);
  border: 1px solid transparent;
  padding: 0.65rem 1.2rem;
  font-size: 0.9rem;
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.15s ease-out;
}

.btn.primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
  color: #ffffff;
  box-shadow: 0 14px 45px rgba(0, 108, 63, 0.3);
}

.btn.primary:hover {
  transform: translateY(-1px) scale(1.01);
  box-shadow: 0 18px 55px rgba(34, 197, 94, 0.45);
}

.btn.ghost {
  background: #ffffff;
  color: var(--accent);
  border-color: rgba(15, 23, 42, 0.08);
}

.btn.ghost:hover {
  background: var(--accent-soft);
  border-color: rgba(15, 23, 42, 0.16);
}

.btn.full-width {
  width: 100%;
}

.hero-card {
  background: radial-gradient(circle at top, #f7fafc, var(--card));
  border-radius: 24px;
  padding: 1.5rem 1.6rem;
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-soft);
}

.hero-avatar {
  width: 60px;
  height: 60px;
  border-radius: 22px;
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.15rem;
  color: #ffffff;
  margin-bottom: 1.2rem;
}

.hero-meta p {
  margin: 0.15rem 0;
  font-size: 0.88rem;
  color: var(--muted);
}

.section {
  padding: 3.5rem 0;
}

.section-alt {
  background: radial-gradient(circle at top right, #f8faf9, #e7ebe9 55%);
}

.section h2 {
  font-size: 1.6rem;
  margin: 0 0 1.5rem;
  letter-spacing: -0.02em;
}

.grid.two-col {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(0, 1.2fr);
  gap: 2rem;
  align-items: flex-start;
}

.section p {
  margin: 0;
  color: var(--muted);
  line-height: 1.7;
  font-size: 0.95rem;
}

.about-highlights h3 {
  margin: 0 0 0.75rem;
  font-size: 1rem;
}

.pill-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.pill {
  border-radius: var(--radius-pill);
  border: 1px solid rgba(15, 23, 42, 0.1);
  background: #ffffff;
  font-size: 0.8rem;
  padding: 0.25rem 0.75rem;
  color: var(--muted);
}

.section-header {
  max-width: 560px;
}

.projects-grid {
  margin-top: 2rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.6rem;
}

.project-card {
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-subtle);
  background: #ffffff;
  padding: 1.3rem 1.3rem 1.4rem;
  box-shadow: 0 14px 40px rgba(15, 23, 42, 0.08);
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
}

.project-tag {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--muted);
}

.project-title {
  font-size: 1.05rem;
  font-weight: 600;
}

.project-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  font-size: 0.78rem;
  color: var(--muted);
}

.project-meta span {
  padding: 0.18rem 0.5rem;
  border-radius: 999px;
  background: var(--accent-soft);
  border: 1px solid rgba(15, 23, 42, 0.06);
}

.project-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.4rem;
}

.project-links a {
  font-size: 0.8rem;
  padding: 0.25rem 0.6rem;
  border-radius: 999px;
  background: #ffffff;
  border: 1px solid rgba(15, 23, 42, 0.08);
  color: var(--accent);
}

.project-links a:hover {
  color: var(--text);
  border-color: rgba(148, 163, 184, 0.8);
}

.contact-inner {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 1.2fr);
  gap: 2rem;
  align-items: flex-start;
}

.contact-list {
  list-style: none;
  padding: 0;
  margin: 1.3rem 0 0;
  font-size: 0.93rem;
  color: var(--muted);
}

.contact-list li + li {
  margin-top: 0.4rem;
}

.contact-list a {
  color: var(--accent);
}

.contact-form {
  padding: 1.4rem 1.5rem;
  border-radius: var(--radius-lg);
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-soft);
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.contact-form label {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  font-size: 0.83rem;
  color: var(--muted);
}

.contact-form input,
.contact-form textarea {
  border-radius: 9px;
  border: 1px solid rgba(15, 23, 42, 0.12);
  background: #f9fafb;
  padding: 0.55rem 0.7rem;
  color: var(--text);
  font-size: 0.9rem;
  outline: none;
  transition: all 0.14s ease-out;
  resize: vertical;
}

.contact-form input:focus,
.contact-form textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px rgba(0, 108, 63, 0.35);
}

.form-status {
  margin: 0.2rem 0 0;
  min-height: 1.1rem;
  font-size: 0.8rem;
  color: var(--muted);
}

.form-status.error {
  color: var(--danger);
}

.form-status.success {
  color: #4ade80;
}

.site-footer {
  border-top: 1px solid rgba(15, 23, 42, 0.06);
  padding: 1.5rem 0 1.7rem;
  background: radial-gradient(circle at bottom, #f3f6f5, #e5ece8 55%);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  font-size: 0.8rem;
  color: var(--muted);
}

.back-to-top {
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(15, 23, 42, 0.12);
  background: #ffffff;
}

.back-to-top:hover {
  border-color: var(--accent);
}

@media (max-width: 800px) {
  .header-inner {
    padding-inline: 1.1rem;
  }

  .nav {
    gap: 0.4rem;
  }

  .nav a {
    padding-inline: 0.55rem;
  }

  .hero-inner {
    grid-template-columns: minmax(0, 1fr);
  }

  .hero-card {
    order: -1;
  }

  .grid.two-col,
  .contact-inner {
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (max-width: 520px) {
  .header-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
  }

  .hero {
    padding-top: 3.3rem;
  }

  .hero-actions {
    flex-direction: column;
  }

  .section {
    padding-block: 3rem;
  }
}