/* ============================================================
   WIZARCH — Global Styles
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');

/* ── Reset & Base ─────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --black:        #0a0a0a;
  --white:        #ffffff;
  --gray-50:      #f9fafb;
  --gray-100:     #f3f4f6;
  --gray-200:     #e5e7eb;
  --gray-500:     #6b7280;
  --gray-600:     #4b5563;
  --gray-700:     #374151;
  --gray-900:     #111827;
  --accent:       #2563eb;
  --accent-light: #eff6ff;
  --radius-sm:    0.5rem;
  --radius-md:    0.75rem;
  --radius-lg:    1rem;
  --radius-xl:    1.25rem;
  --shadow-sm:    0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.06);
  --shadow-md:    0 4px 16px rgba(0,0,0,.10);
  --transition:   0.2s ease;
  --max-w:        72rem;     /* 1152px ~ max-w-6xl */
  --max-w-lg:     56rem;     /* ~max-w-4xl */
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  font-size: 1rem;
  line-height: 1.6;
  color: var(--gray-900);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a   { color: inherit; text-decoration: none; }

/* ── Layout helpers ───────────────────────────────────── */
.container {
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: 1.5rem;
}
.container--narrow {
  max-width: var(--max-w-lg);
  margin-inline: auto;
  padding-inline: 1.5rem;
}

/* ── NAV ──────────────────────────────────────────────── */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--gray-100);
}
.nav__inner {
  max-width: var(--max-w);
  margin-inline: auto;
  padding: 1rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav__logo {
  font-size: 1.125rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--black);
}
.nav__logo span { color: var(--accent); }
.nav__links {
  display: flex;
  gap: 2rem;
  list-style: none;
}
.nav__links a {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--gray-600);
  transition: color var(--transition);
}
.nav__links a:hover { color: var(--black); }
.nav__cta {
  font-size: 0.875rem;
  font-weight: 600;
  padding: 0.5rem 1.125rem;
  background: var(--black);
  color: var(--white);
  border-radius: var(--radius-md);
  transition: background var(--transition), transform var(--transition);
}
.nav__cta:hover { background: #1a1a1a; transform: translateY(-1px); }

/* ── BUTTONS ──────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-xl);
  font-size: 0.9375rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all var(--transition);
  text-decoration: none;
}
.btn--primary {
  background: var(--black);
  color: var(--white);
  box-shadow: var(--shadow-sm);
}
.btn--primary:hover {
  background: #1a1a1a;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.btn--outline {
  background: transparent;
  color: var(--gray-700);
  border: 1.5px solid var(--gray-200);
}
.btn--outline:hover {
  border-color: var(--gray-700);
  color: var(--black);
  transform: translateY(-2px);
}
.btn--sm {
  padding: 0.5rem 1.125rem;
  font-size: 0.875rem;
  border-radius: var(--radius-md);
}

/* ── HERO ─────────────────────────────────────────────── */
.hero {
  padding: 5rem 0 4rem;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 80% 60% at 50% -10%, rgba(37,99,235,0.06) 0%, transparent 70%);
  pointer-events: none;
}
.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.35rem 0.875rem;
  background: var(--accent-light);
  color: var(--accent);
  border-radius: 2rem;
  font-size: 0.8125rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
  letter-spacing: 0.01em;
}
.hero__badge::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  display: inline-block;
}
.hero h1 {
  font-size: clamp(2.25rem, 5vw, 3.5rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.03em;
  color: var(--black);
  max-width: 36rem;
}
.hero__sub {
  margin-top: 1.5rem;
  font-size: 1.125rem;
  color: var(--gray-600);
  max-width: 42rem;
  line-height: 1.75;
}
.hero__actions {
  margin-top: 2.25rem;
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}
.hero__stats {
  margin-top: 3.5rem;
  display: flex;
  flex-wrap: wrap;
  gap: 2.5rem;
}
.hero__stat strong {
  display: block;
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--black);
  letter-spacing: -0.03em;
}
.hero__stat span {
  font-size: 0.8125rem;
  color: var(--gray-500);
  font-weight: 500;
}

/* ── SECTION TITLES ───────────────────────────────────── */
.section-title {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--black);
  margin-bottom: 2.5rem;
}
.section-label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.75rem;
}

/* ── WHAT I DO ────────────────────────────────────────── */
.what-i-do {
  background: var(--gray-50);
  padding: 5rem 0;
  border-top: 1px solid var(--gray-100);
  border-bottom: 1px solid var(--gray-100);
}
.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}
.card-plain { }
.card-plain__icon {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: var(--radius-md);
  background: var(--black);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
  font-size: 1.1rem;
}
.card-plain h3 {
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--black);
  margin-bottom: 0.5rem;
}
.card-plain p {
  font-size: 0.9375rem;
  color: var(--gray-600);
  line-height: 1.7;
}

/* ── FEATURED PRODUCT ─────────────────────────────────── */
.featured {
  padding: 5rem 0;
}
.product-card {
  background: var(--black);
  color: var(--white);
  border-radius: 1.5rem;
  padding: 3rem;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 2rem;
  align-items: start;
  position: relative;
  overflow: hidden;
}
.product-card::before {
  content: '';
  position: absolute;
  top: -4rem;
  right: -4rem;
  width: 20rem;
  height: 20rem;
  border-radius: 50%;
  background: rgba(37,99,235,0.15);
  pointer-events: none;
}
.product-card__label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.5);
  margin-bottom: 0.75rem;
}
.product-card h3 {
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 1rem;
}
.product-card p {
  color: rgba(255,255,255,0.75);
  max-width: 36rem;
  line-height: 1.75;
  font-size: 0.9375rem;
}
.product-card__features {
  margin-top: 1.5rem;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.product-card__features li {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.7);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.product-card__features li::before {
  content: '✓';
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.125rem;
  height: 1.125rem;
  border-radius: 50%;
  background: rgba(255,255,255,0.12);
  font-size: 0.625rem;
  flex-shrink: 0;
}
.product-card__actions {
  margin-top: 2rem;
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}
.btn--white {
  background: var(--white);
  color: var(--black);
  border-radius: var(--radius-md) !important;
}
.btn--white:hover {
  background: #f0f0f0;
  transform: translateY(-2px);
}
.btn--ghost {
  background: rgba(255,255,255,0.1);
  color: var(--white);
  border: 1.5px solid rgba(255,255,255,0.2);
  border-radius: var(--radius-md) !important;
}
.btn--ghost:hover {
  background: rgba(255,255,255,0.18);
  transform: translateY(-2px);
}

/* ── PROJECTS ─────────────────────────────────────────── */
.projects {
  background: var(--gray-50);
  padding: 5rem 0;
  border-top: 1px solid var(--gray-100);
  border-bottom: 1px solid var(--gray-100);
}
.project-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  transition: all var(--transition);
}
.project-card:hover {
  border-color: var(--gray-700);
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}
.project-card__tag {
  display: inline-block;
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.2rem 0.6rem;
  border-radius: 2rem;
  background: var(--gray-100);
  color: var(--gray-600);
  margin-bottom: 0.75rem;
}
.project-card h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--black);
  margin-bottom: 0.5rem;
}
.project-card p {
  font-size: 0.875rem;
  color: var(--gray-600);
  line-height: 1.7;
}

/* ── INSIGHTS ─────────────────────────────────────────── */
.insights { padding: 5rem 0; }
.insight-card {
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  transition: all var(--transition);
  cursor: pointer;
}
.insight-card:hover {
  border-color: var(--black);
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}
.insight-card__meta {
  font-size: 0.75rem;
  color: var(--gray-500);
  font-weight: 500;
  margin-bottom: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.insight-card h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--black);
  margin-bottom: 0.5rem;
  line-height: 1.4;
}
.insight-card p {
  font-size: 0.875rem;
  color: var(--gray-600);
  line-height: 1.7;
}
.insight-card__arrow {
  display: inline-block;
  margin-top: 1rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--black);
  transition: transform var(--transition);
}
.insight-card:hover .insight-card__arrow { transform: translateX(4px); }

/* ── ABOUT ────────────────────────────────────────────── */
.about {
  background: var(--gray-50);
  padding: 5rem 0;
  border-top: 1px solid var(--gray-100);
  border-bottom: 1px solid var(--gray-100);
  text-align: center;
}
.about__avatar {
  width: 5rem;
  height: 5rem;
  border-radius: 50%;
  background: var(--black);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--white);
  margin: 0 auto 1.5rem;
}
.about p {
  font-size: 1.0625rem;
  color: var(--gray-600);
  max-width: 42rem;
  margin-inline: auto;
  line-height: 1.8;
}
.about__chips {
  margin-top: 2rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: center;
}
.chip {
  padding: 0.375rem 0.875rem;
  border: 1.5px solid var(--gray-200);
  border-radius: 2rem;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--gray-700);
  transition: all var(--transition);
}
.chip:hover {
  border-color: var(--black);
  color: var(--black);
}

/* ── CTA ──────────────────────────────────────────────── */
.cta {
  padding: 6rem 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 60% 80% at 50% 110%, rgba(37,99,235,0.06) 0%, transparent 70%);
  pointer-events: none;
}
.cta h2 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--black);
}
.cta p {
  margin-top: 1rem;
  font-size: 1.0625rem;
  color: var(--gray-600);
}
.cta__actions {
  margin-top: 2.25rem;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem;
}

/* ── FOOTER ───────────────────────────────────────────── */
.footer {
  border-top: 1px solid var(--gray-100);
  padding: 2rem 0;
}
.footer__inner {
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}
.footer__copy {
  font-size: 0.8125rem;
  color: var(--gray-500);
}
.footer__links {
  display: flex;
  gap: 1.5rem;
  list-style: none;
}
.footer__links a {
  font-size: 0.8125rem;
  color: var(--gray-500);
  transition: color var(--transition);
}
.footer__links a:hover { color: var(--black); }

/* ── RESPONSIVE ───────────────────────────────────────── */
@media (max-width: 768px) {
  .grid-3 { grid-template-columns: 1fr; }
  .product-card { grid-template-columns: 1fr; }
  .nav__links { display: none; }
  .hero { padding: 4rem 0 3rem; }
  .hero__stats { gap: 1.5rem; }
}
@media (max-width: 480px) {
  .hero__actions { flex-direction: column; }
  .cta__actions  { flex-direction: column; align-items: center; }
}