/* SolidCore LLC — corporate one-page site */

:root {
  --blue: #1f8dd6;
  --navy: #1b4f8f;
  --slate: #3e5770;
  --ink: #14212e;
  --text: #2b3a48;
  --muted: #5b6b7a;
  --line: #e2e8ef;
  --surface: #f4f7fa;
  --white: #ffffff;
  --radius: 6px;
  --container: 1120px;
  --header-h: 68px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

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

html { scroll-behavior: smooth; scroll-padding-top: var(--header-h); }

body {
  margin: 0;
  font-family: var(--font);
  font-size: 17px;
  line-height: 1.65;
  color: var(--text);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
}

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

a { color: var(--navy); }
a:hover { color: var(--blue); }

h1, h2, h3 { color: var(--ink); line-height: 1.2; margin: 0 0 .6em; letter-spacing: -0.01em; }
h1 { font-size: clamp(2rem, 4.5vw, 3.1rem); font-weight: 700; }
h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); font-weight: 700; }
h3 { font-size: 1.15rem; font-weight: 650; }
p { margin: 0 0 1em; }

.container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 20px; }

.eyebrow {
  font-size: .8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: var(--blue);
  margin-bottom: .8em;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: .8em 1.4em;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: .95rem;
  text-decoration: none;
  border: 1.5px solid transparent;
  transition: background .15s, color .15s, border-color .15s;
}
.btn-primary { background: var(--blue); color: var(--white); }
.btn-primary:hover { background: #1878b8; color: var(--white); }
.btn-ghost { border-color: rgba(255,255,255,.5); color: var(--white); }
.btn-ghost:hover { border-color: var(--white); color: var(--white); background: rgba(255,255,255,.08); }

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255,255,255,.96);
  backdrop-filter: saturate(180%) blur(8px);
  border-bottom: 1px solid var(--line);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: var(--header-h); }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; }
.brand-name { font-weight: 800; font-size: 1.15rem; letter-spacing: .02em; color: var(--blue); }
.brand-name span { color: var(--slate); }
.brand-name small { font-size: .7rem; font-weight: 700; color: var(--slate); letter-spacing: .15em; margin-left: 2px; }

.site-nav { display: flex; align-items: center; gap: 28px; }
.site-nav a { color: var(--text); text-decoration: none; font-size: .95rem; font-weight: 500; }
.site-nav a:hover { color: var(--blue); }
.site-nav .nav-cta { color: var(--white); background: var(--navy); padding: .5em 1em; border-radius: var(--radius); }
.site-nav .nav-cta:hover { color: var(--white); background: var(--blue); }

.nav-toggle { display: none; background: none; border: 0; padding: 10px; cursor: pointer; }
.nav-toggle span { display: block; width: 22px; height: 2px; background: var(--ink); margin: 5px 0; transition: transform .2s, opacity .2s; }
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Hero */
.hero {
  color: #dbe6f1;
  background:
    linear-gradient(115deg, rgba(20,33,46,.94) 0%, rgba(27,79,143,.86) 100%),
    url("../img/hero-logistics.jpg") center / cover no-repeat,
    var(--ink);
  padding: 110px 0 120px;
}
.hero-inner { max-width: 820px; margin-left: max(0px, calc((100% - var(--container)) / 2)); }
.hero h1 { color: var(--white); }
.hero .eyebrow { color: #8cc8f0; }
.hero .lead { font-size: 1.12rem; max-width: 680px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 2em; }

/* Sections */
.section { padding: 96px 0; }
.section-alt { background: var(--surface); }
.section-intro { max-width: 760px; font-size: 1.05rem; color: var(--muted); }

.split { display: grid; grid-template-columns: 1fr 1.6fr; gap: 48px; }
.prose p { color: var(--text); }

/* Cards */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 40px; }
.card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 32px 28px;
}
.card p { color: var(--muted); font-size: .97rem; margin: 0; }
.card-icon {
  width: 44px; height: 44px; margin-bottom: 20px;
  fill: none; stroke: var(--blue); stroke-width: 2.2; stroke-linecap: round; stroke-linejoin: round;
}

/* Feature (image + text) */
.feature {
  display: grid;
  grid-template-columns: 1fr 1fr;
  margin-top: 56px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}
.feature-body { padding: 40px; }
.feature-media { min-height: 300px; background-color: var(--slate); background-size: cover; background-position: center; }
.feature-media--industrial {
  background-image: linear-gradient(rgba(27,79,143,.15), rgba(20,33,46,.25)), url("../img/supplier-industrial.jpg");
}
.feature-media--logistics {
  background-image: linear-gradient(rgba(27,79,143,.15), rgba(20,33,46,.25)), url("../img/logistics-containers.jpg");
}

.checklist { list-style: none; padding: 0; margin: 0; }
.checklist li { position: relative; padding-left: 28px; margin-bottom: .55em; font-size: .97rem; }
.checklist li::before {
  content: ""; position: absolute; left: 0; top: .45em;
  width: 14px; height: 8px;
  border-left: 2px solid var(--blue); border-bottom: 2px solid var(--blue);
  transform: rotate(-45deg);
}

/* Flow */
.flow {
  list-style: none; padding: 0; margin: 48px 0 56px;
  display: grid; grid-template-columns: repeat(5, 1fr); gap: 0;
  counter-reset: none;
}
.flow li {
  position: relative;
  padding: 0 16px 0 0;
  display: flex; flex-direction: column; gap: 4px;
}
.flow li::after {
  content: ""; position: absolute; top: 19px; left: 48px; right: 8px;
  height: 2px; background: var(--line);
}
.flow li:last-child::after { display: none; }
.flow-num {
  width: 40px; height: 40px; border-radius: 50%;
  display: grid; place-items: center;
  background: var(--navy); color: var(--white); font-weight: 700;
  margin-bottom: 12px;
}
.flow strong { color: var(--ink); }
.flow li > span:last-child { color: var(--muted); font-size: .92rem; line-height: 1.45; }

/* Status */
.status-wrap {
  display: grid; grid-template-columns: 1fr 1.2fr;
  border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden;
}
.status { padding: 40px; background: var(--surface); }
.status-list { list-style: none; padding: 0; margin: 24px 0 0; }
.status-list li {
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
  padding: 12px 0; border-top: 1px solid var(--line); font-size: .97rem;
}
.status-list em {
  font-style: normal; font-size: .78rem; font-weight: 600; text-transform: uppercase; letter-spacing: .06em;
  padding: .25em .7em; border-radius: 99px; white-space: nowrap;
  background: #e6ebf0; color: var(--muted);
}
.status-list .is-done em { background: #dff3e6; color: #1d6b3a; }
.status-list .is-active em { background: #ddeefa; color: var(--navy); }

/* Contact */
.section-dark { background: var(--ink); color: #c4d1de; }
.section-dark h2 { color: var(--white); }
.section-dark .eyebrow { color: #8cc8f0; }
.contact-list { margin: 0; display: grid; gap: 0; }
.contact-list div { display: grid; grid-template-columns: 220px 1fr; gap: 16px; padding: 14px 0; border-bottom: 1px solid rgba(255,255,255,.12); }
.contact-list dt { color: #8a9bab; font-size: .9rem; }
.contact-list dd { margin: 0; color: var(--white); font-weight: 500; }
.contact-list a { color: #8cc8f0; }
.contact-list a:hover { color: var(--white); }

/* Footer */
.site-footer { padding: 40px 0; border-top: 1px solid var(--line); font-size: .9rem; color: var(--muted); }
.footer-inner { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 16px; }
.footer-inner p { margin: 0; }
.footer-logo { width: 110px; }
.footer-links a { color: var(--muted); }
.footer-links span { margin: 0 6px; }

/* Legal pages */
.legal { padding: 64px 0 96px; }
.legal .container { max-width: 780px; }
.legal h2 { font-size: 1.25rem; margin-top: 2em; }
.legal .updated { color: var(--muted); font-size: .9rem; }

/* Responsive */
@media (max-width: 960px) {
  .cards { grid-template-columns: 1fr; }
  .flow { grid-template-columns: 1fr; gap: 20px; }
  .flow li { flex-direction: row; flex-wrap: wrap; align-items: center; column-gap: 14px; padding: 0; }
  .flow li::after { display: none; }
  .flow-num { margin: 0; }
  .flow li > span:last-child { flex-basis: 100%; padding-left: 54px; margin-top: -6px; }
  .feature, .status-wrap { grid-template-columns: 1fr; }
  .feature-media { min-height: 220px; }
  .split { grid-template-columns: 1fr; gap: 8px; }
}

@media (max-width: 820px) {
  .nav-toggle { display: block; }
  .site-nav {
    display: none;
    position: absolute; top: var(--header-h); left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 0;
    background: var(--white); border-bottom: 1px solid var(--line);
    padding: 8px 16px 16px;
  }
  .site-nav.is-open { display: flex; }
  .site-nav a { padding: 12px 4px; border-bottom: 1px solid var(--line); }
  .site-nav .nav-cta { margin-top: 12px; text-align: center; border-bottom: 0; }
}

@media (max-width: 600px) {
  body { font-size: 16px; }
  .container { padding: 0 16px; }
  .section { padding: 64px 0; }
  .hero { padding: 72px 0 80px; }
  .feature-body, .status { padding: 28px 22px; }
  .contact-list div { grid-template-columns: 1fr; gap: 2px; }
  .footer-inner { flex-direction: column; align-items: flex-start; }
}