/* Villanova Services — corporate minimal, black & white */

:root {
  --black: #0a0a0a;
  --ink: #141414;
  --grey-900: #1c1c1c;
  --grey-600: #555555;
  --grey-400: #8a8a8a;
  --grey-200: #e4e4e4;
  --grey-100: #f4f4f4;
  --white: #ffffff;
  --max: 1140px;
  --pad: clamp(1.25rem, 5vw, 4rem);
  --font: "Helvetica Neue", Arial, "Segoe UI", system-ui, sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 {
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin: 0 0 0.6em;
  color: var(--black);
}

h1 { font-size: clamp(2rem, 5vw, 3.25rem); }
h2 { font-size: clamp(1.5rem, 3.5vw, 2.25rem); }
h3 { font-size: 1.2rem; letter-spacing: -0.01em; }

p { margin: 0 0 1.1em; color: var(--grey-900); }

a { color: var(--black); text-decoration: none; }

img { max-width: 100%; display: block; }

.container {
  max-width: var(--max);
  margin: 0 auto;
  padding-left: var(--pad);
  padding-right: var(--pad);
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--grey-400);
  margin: 0 0 1rem;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-block;
  padding: 0.85rem 1.9rem;
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  border: 2px solid var(--black);
  transition: background 0.2s, color 0.2s;
  cursor: pointer;
}
.btn--solid { background: var(--black); color: var(--white); }
.btn--solid:hover { background: var(--white); color: var(--black); }
.btn--ghost { background: transparent; color: var(--black); }
.btn--ghost:hover { background: var(--black); color: var(--white); }
.btn--light { border-color: var(--white); color: var(--white); }
.btn--light:hover { background: var(--white); color: var(--black); }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: saturate(180%) blur(8px);
  border-bottom: 1px solid var(--grey-200);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
}
.brand {
  font-weight: 800;
  font-size: 1.15rem;
  letter-spacing: -0.02em;
  text-transform: uppercase;
  color: var(--black);
}
.brand span { font-weight: 400; color: var(--grey-600); }

.nav-toggle {
  display: none;
  background: none;
  border: 0;
  font-size: 1.5rem;
  cursor: pointer;
  line-height: 1;
}

.nav {
  display: flex;
  gap: 2rem;
  list-style: none;
  margin: 0;
  padding: 0;
}
.nav a {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--grey-900);
  padding: 0.25rem 0;
  border-bottom: 2px solid transparent;
  transition: border-color 0.2s, color 0.2s;
}
.nav a:hover,
.nav a.active { color: var(--black); border-color: var(--black); }

@media (max-width: 760px) {
  .nav-toggle { display: block; }
  .nav {
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    flex-direction: column;
    gap: 0;
    background: var(--white);
    border-bottom: 1px solid var(--grey-200);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
  }
  .nav.open { max-height: 420px; }
  .nav li { border-top: 1px solid var(--grey-100); }
  .nav a { display: block; padding: 1rem var(--pad); border: 0; }
}

/* ---------- Sections ---------- */
section { padding: clamp(3.5rem, 8vw, 6.5rem) 0; }
.section--tight { padding: clamp(2.5rem, 6vw, 4.5rem) 0; }
.section--dark { background: var(--black); color: var(--white); }
.section--dark h2, .section--dark h3 { color: var(--white); }
.section--dark p { color: var(--grey-200); }
.section--grey { background: var(--grey-100); }

.lead { font-size: 1.2rem; color: var(--grey-900); max-width: 60ch; }

/* ---------- Hero ---------- */
.hero {
  background: var(--black);
  color: var(--white);
  padding: clamp(4.5rem, 12vw, 8rem) 0;
}
.hero .eyebrow { color: var(--grey-400); }
.hero h1 { color: var(--white); max-width: 16ch; }
.hero p { color: var(--grey-200); font-size: 1.2rem; max-width: 52ch; }
.hero .actions { margin-top: 2rem; display: flex; gap: 1rem; flex-wrap: wrap; }

/* ---------- Page header (inner pages) ---------- */
.page-header {
  background: var(--black);
  color: var(--white);
  padding: clamp(3rem, 8vw, 5rem) 0;
}
.page-header h1 { color: var(--white); margin-bottom: 0.3em; }
.page-header p { color: var(--grey-200); max-width: 60ch; margin: 0; }

/* ---------- Grid cards ---------- */
.grid {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}
.card {
  border: 1px solid var(--grey-200);
  padding: 2rem 1.75rem;
  background: var(--white);
  transition: border-color 0.2s, transform 0.2s;
}
.card:hover { border-color: var(--black); transform: translateY(-3px); }
.card h3 { margin-bottom: 0.5rem; }
.card p { margin: 0; color: var(--grey-600); font-size: 0.96rem; }

/* ---------- Feature list ---------- */
.features { list-style: none; margin: 0; padding: 0; display: grid; gap: 1.25rem; }
.features li { padding-left: 1.75rem; position: relative; }
.features li::before {
  content: "";
  position: absolute;
  left: 0; top: 0.55em;
  width: 10px; height: 10px;
  background: currentColor;
}
.features strong { display: block; }

/* ---------- Service blocks ---------- */
.service {
  padding: 2.25rem 0;
  border-top: 1px solid var(--grey-200);
}
.service:first-child { border-top: 0; }
.service h3 { margin-bottom: 0.4rem; }
.service p { margin: 0; max-width: 65ch; }

/* ---------- Tag row ---------- */
.tags { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-top: 1.5rem; }
.tag {
  border: 1px solid var(--grey-400);
  padding: 0.4rem 0.9rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--grey-900);
}
.section--dark .tag { border-color: var(--grey-600); color: var(--white); }

/* ---------- Split ---------- */
.split { display: grid; gap: 3rem; grid-template-columns: 1fr 1fr; align-items: center; }
@media (max-width: 820px) { .split { grid-template-columns: 1fr; } }

/* ---------- Gallery ---------- */
.gallery {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
}
.gallery figure { margin: 0; border: 1px solid var(--grey-200); }
.gallery img { width: 100%; height: 240px; object-fit: cover; background: var(--grey-100); filter: grayscale(100%); }
.gallery figcaption { padding: 0.85rem 1rem; font-size: 0.85rem; color: var(--grey-600); }
.gallery .placeholder {
  height: 240px; display: flex; align-items: center; justify-content: center;
  background: var(--grey-100); color: var(--grey-400); font-size: 0.85rem;
  letter-spacing: 0.05em; text-transform: uppercase;
}

/* ---------- Contact ---------- */
.contact-grid { display: grid; gap: 2rem; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }
.contact-item .label {
  text-transform: uppercase; letter-spacing: 0.12em; font-size: 0.72rem;
  font-weight: 700; color: var(--grey-400); margin-bottom: 0.35rem;
}
.contact-item .value { font-size: 1.15rem; font-weight: 600; color: var(--black); }

/* ---------- CTA band ---------- */
.cta { text-align: center; }
.cta h2 { max-width: 20ch; margin-inline: auto; }

/* ---------- Footer ---------- */
.site-footer {
  background: var(--black);
  color: var(--grey-200);
  padding: 3rem 0 2rem;
  font-size: 0.9rem;
}
.site-footer .brand { color: var(--white); display: inline-block; margin-bottom: 0.75rem; }
.site-footer a { color: var(--grey-200); }
.site-footer a:hover { color: var(--white); }
.footer-line { margin: 0.25rem 0; }
.footer-legal { color: var(--grey-600); margin-top: 1.5rem; font-size: 0.8rem; }

/* ---------- Utility ---------- */
.mt-0 { margin-top: 0; }
.center { text-align: center; }
.muted { color: var(--grey-600); }