/* PTP Ceramics — static Cloudflare Pages site, final concept */
:root {
  --navy: #06295a;
  --navy-2: #083873;
  --ink: #111827;
  --muted: #4b5563;
  --soft: #f5f7fb;
  --line: #e5e7eb;
  --white: #fff;
  --max: 1440px;
  --shadow: 0 18px 45px rgba(6, 41, 90, .14);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: #fff;
  color: var(--ink);
  line-height: 1.55;
}

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

img { max-width: 100%; height: auto; }

svg {
  width: 28px;
  height: 28px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 1rem;
  background: #fff;
  color: var(--navy);
  border: 1px solid var(--line);
  padding: .75rem 1rem;
  z-index: 50;
}

.skip-link:focus { left: 1rem; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  background: rgba(255,255,255,.94);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(229,231,235,.82);
}

.nav {
  max-width: var(--max);
  margin: 0 auto;
  min-height: 98px;
  padding: 0 3.5rem;
  display: grid;
  grid-template-columns: 220px 1fr auto;
  gap: 2rem;
  align-items: center;
}

.brand img {
  width: 170px;
  display: block;
}

.nav-links {
  justify-self: center;
  display: flex;
  align-items: center;
  gap: 2.35rem;
  font-size: .92rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: .04em;
}

.nav-links a {
  position: relative;
  color: #1f2937;
  padding: 2rem 0;
}

.nav-links a:hover,
.nav-links a.active { color: var(--navy); }

.nav-links a.active::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 1.5rem;
  height: 2px;
  background: var(--navy);
}

.language-link {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: .35rem .65rem !important;
}

.language-link::after { display: none; }

.nav-cta,
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .65rem;
  min-height: 46px;
  padding: .85rem 1.35rem;
  border-radius: 3px;
  background: var(--navy);
  color: #fff;
  border: 1px solid var(--navy);
  font-size: .88rem;
  font-weight: 850;
  text-transform: uppercase;
  letter-spacing: .06em;
  box-shadow: 0 12px 28px rgba(6,41,90,.16);
}

.nav-cta:hover,
.button:hover { background: var(--navy-2); }

.menu-button {
  display: none;
  justify-self: end;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--navy);
  border-radius: 999px;
  padding: .55rem .9rem;
  font-weight: 850;
}

.hero {
  position: relative;
  max-width: var(--max);
  margin: 0 auto;
  min-height: 520px;
  overflow: hidden;
  background: #f7f8fa;
}

.hero-image {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(255,255,255,.98) 0%, rgba(255,255,255,.92) 29%, rgba(255,255,255,.18) 54%, rgba(255,255,255,0) 100%),
    url("/assets/img/hero-lab-component.jpg") center / cover no-repeat;
}

.hero-panel {
  position: relative;
  z-index: 2;
  max-width: 570px;
  padding: 3.8rem 3.5rem 9rem;
}

.eyebrow {
  margin: 0 0 1.2rem;
  color: var(--navy);
  font-size: .82rem;
  font-weight: 900;
  letter-spacing: .22em;
  text-transform: uppercase;
}

.hero h1,
.info-card h2,
.contact-card h2,
.about-section h2 {
  margin: 0;
  line-height: 1.07;
  letter-spacing: .035em;
  text-transform: uppercase;
  color: #111827;
}

.hero h1 {
  font-size: clamp(2.7rem, 5vw, 4.65rem);
  font-weight: 950;
}

.rule {
  display: block;
  width: 78px;
  height: 2px;
  margin: 1.35rem 0 1.2rem;
  background: var(--navy);
}

.hero-panel p:not(.eyebrow) {
  max-width: 430px;
  margin: 0 0 1.8rem;
  color: #2f3743;
  font-size: 1.02rem;
}

.hero-features {
  position: absolute;
  z-index: 3;
  left: 2rem;
  bottom: 1.25rem;
  width: min(820px, calc(100% - 4rem));
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  background: rgba(255,255,255,.94);
  border: 1px solid rgba(229,231,235,.85);
  box-shadow: var(--shadow);
}

.hero-features div {
  display: flex;
  align-items: center;
  gap: .85rem;
  padding: 1rem 1.15rem;
  color: var(--navy);
  border-right: 1px solid var(--line);
}

.hero-features div:last-child { border-right: 0; }

.hero-features span {
  color: #111827;
  font-size: .76rem;
  font-weight: 850;
  line-height: 1.25;
  text-transform: uppercase;
}

.location-ribbon {
  position: absolute;
  z-index: 4;
  right: 0;
  bottom: 1.62rem;
  min-width: 420px;
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.25rem 2rem;
  background: var(--navy);
  color: #fff;
  font-weight: 850;
  letter-spacing: .02em;
}

.location-ribbon svg {
  width: 24px;
  height: 24px;
}

.content-grid {
  max-width: var(--max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1.75fr 1fr;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(circle at 4% 55%, rgba(6, 41, 90, .08), transparent 14%),
    #fff;
}

.info-card,
.contact-card {
  padding: 3rem 3.5rem;
  min-height: 305px;
  border-right: 1px solid var(--line);
}

.content-grid > :last-child { border-right: 0; }

.info-card h2,
.contact-card h2 {
  font-size: clamp(1.45rem, 2.2vw, 2.05rem);
  text-transform: none;
  letter-spacing: .01em;
  font-weight: 760;
}

.info-card p,
.contact-card p,
.about-section p {
  color: var(--muted);
  font-size: .95rem;
}

.text-link {
  display: inline-flex;
  gap: .7rem;
  margin-top: 1.2rem;
  color: var(--navy);
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: .06em;
  font-size: .82rem;
}

.applications-card {
  display: grid;
  grid-template-columns: .95fr 1.05fr;
  gap: 2rem;
  align-items: center;
}

.tile-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: .45rem;
}

.tile {
  position: relative;
  min-height: 115px;
  display: grid;
  place-items: end center;
  padding: .8rem;
  overflow: hidden;
  color: #fff;
  font-weight: 900;
  font-size: .78rem;
  letter-spacing: .05em;
  text-transform: uppercase;
  background-position: center;
  background-size: cover;
  box-shadow: inset 0 -60px 80px rgba(6, 31, 66, .46);
}

.tile::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(6,41,90,.08), rgba(6,41,90,.35)),
    radial-gradient(circle at 30% 18%, rgba(255,255,255,.25), transparent 22%);
}

.tile span {
  position: relative;
  z-index: 1;
  text-shadow: 0 2px 14px rgba(0,0,0,.45);
}

.tile.aerospace { background-image: url("/assets/img/app-aerospace.svg"); }
.tile.defense { background-image: url("/assets/img/app-defense.svg"); }
.tile.energy { background-image: url("/assets/img/app-energy.svg"); }
.tile.industrial { background-image: url("/assets/img/app-industrial.svg"); }

.contact-list {
  list-style: none;
  padding: 0;
  margin: 1.2rem 0 1.6rem;
  display: grid;
  gap: .65rem;
}

.contact-list li {
  display: flex;
  align-items: center;
  gap: .75rem;
  color: #1f2937;
  font-size: .95rem;
}

.contact-list svg {
  width: 18px;
  height: 18px;
  color: var(--navy);
}

.about-section {
  max-width: var(--max);
  margin: 0 auto;
  padding: 4.5rem 3.5rem;
  display: grid;
  grid-template-columns: .85fr 1.15fr;
  gap: 4rem;
  background: #f8fafc;
}

.about-section h2 {
  font-size: clamp(2rem, 3.4vw, 3.2rem);
  letter-spacing: -.02em;
  text-transform: none;
}

.about-section p {
  font-size: 1.05rem;
  margin-top: 0;
}

.footer {
  max-width: var(--max);
  margin: 0 auto;
  padding: 1.2rem 3.5rem;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  background: var(--navy);
  color: #fff;
  font-size: .82rem;
}

.footer p:first-child {
  text-transform: uppercase;
  letter-spacing: .22em;
  font-weight: 850;
}

@media (max-width: 1180px) {
  .nav {
    grid-template-columns: 180px 1fr auto;
    padding: 0 1.25rem;
  }

  .brand img { width: 150px; }

  .nav-links { gap: 1.2rem; }

  .location-ribbon {
    position: relative;
    right: auto;
    bottom: auto;
    min-width: 0;
    margin-left: auto;
  }

  .hero-features {
    position: relative;
    left: auto;
    bottom: auto;
    width: auto;
    margin: 0 1.25rem 1.25rem;
  }

  .hero-panel {
    padding-bottom: 3rem;
  }
}

@media (max-width: 900px) {
  .nav {
    display: flex;
    min-height: 76px;
  }

  .brand img { width: 132px; }

  .menu-button { display: inline-flex; }

  .nav-cta { display: none; }

  .nav-links {
    display: none;
    position: absolute;
    left: 1rem;
    right: 1rem;
    top: 76px;
    padding: 1rem;
    background: #fff;
    border: 1px solid var(--line);
    box-shadow: var(--shadow);
    flex-direction: column;
    align-items: stretch;
  }

  .nav-links.is-open { display: flex; }

  .nav-links a {
    padding: .85rem;
  }

  .nav-links a.active::after { display: none; }

  .hero-image {
    background:
      linear-gradient(180deg, rgba(255,255,255,.97) 0%, rgba(255,255,255,.9) 35%, rgba(255,255,255,.22) 100%),
      url("/assets/img/hero-lab-component.jpg") center / cover no-repeat;
  }

  .hero-panel {
    padding: 3.2rem 1.25rem 2.4rem;
  }

  .hero-features,
  .content-grid,
  .applications-card,
  .about-section {
    grid-template-columns: 1fr;
  }

  .hero-features div {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .location-ribbon {
    margin: 0;
    padding: 1rem 1.25rem;
  }

  .info-card,
  .contact-card,
  .about-section {
    padding: 2.5rem 1.25rem;
  }

  .footer {
    flex-direction: column;
    padding: 1.4rem 1.25rem;
  }
}