/*
Theme Name: 7th Street Systems
Theme URI: https://7thstreetsystems.com
Author: Frank Lindenmuth - 7th Street Systems
Author URI: https://7thstreetsystems.com
Description: Custom nautical-tech WordPress theme for 7th Street Systems, products, demos, hosting, and Byteworks tools.
Version: 0.1.0
Text Domain: seventh-street-systems
*/

:root {
  --sss-bg: #07152b;
  --sss-bg-deep: #020817;
  --sss-bg-card: rgba(12, 20, 42, 0.94);
  --sss-bg-card-soft: rgba(15, 28, 54, 0.82);
  --sss-navy: #062245;
  --sss-teal: #16b7b2;
  --sss-teal-soft: rgba(22, 183, 178, 0.16);
  --sss-white: #f4f7fb;
  --sss-muted: #9aa9c5;
  --sss-border: rgba(148, 163, 184, 0.18);
  --sss-shadow: 0 24px 70px rgba(0, 0, 0, 0.34);
  --sss-radius: 18px;
  --sss-container: 1160px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: radial-gradient(circle at top left, rgba(22, 183, 178, .10), transparent 34%), linear-gradient(180deg, var(--sss-bg) 0%, var(--sss-bg-deep) 68%);
  color: var(--sss-white);
  line-height: 1.6;
  min-height: 100vh;
}
img { max-width: 100%; height: auto; }
a { color: var(--sss-teal); text-decoration: none; }
a:hover { text-decoration: underline; }

.sss-container, .site-main { width: min(var(--sss-container), calc(100% - 40px)); margin: 0 auto; }
.site-main { padding: 42px 0 72px; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(2, 8, 23, .82);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--sss-border);
}
.site-header-inner {
  width: min(var(--sss-container), calc(100% - 40px));
  margin: 0 auto;
  min-height: 74px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.site-branding { display: flex; align-items: center; gap: 12px; min-width: 0; }
.site-branding img { max-height: 46px; width: auto; display: block; }
.site-branding .default-logo { width: 205px; max-height: none; }
.site-title-text { font-weight: 700; letter-spacing: .02em; color: var(--sss-white); font-size: 1.02rem; }
.site-title-text span { color: var(--sss-teal); }
.site-nav ul { list-style: none; display: flex; align-items: center; gap: 22px; margin: 0; padding: 0; }
.site-nav a { color: var(--sss-muted); font-size: .94rem; }
.site-nav a:hover { color: var(--sss-white); text-decoration: none; }

.sss-hero {
  position: relative;
  overflow: hidden;
  padding: 94px 0 64px;
  border-bottom: 1px solid var(--sss-border);
}
.sss-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: url('assets/img/wave-grid.svg');
  background-position: center 42%;
  background-size: 1500px 450px;
  background-repeat: no-repeat;
  opacity: .75;
  pointer-events: none;
}
.sss-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 30%, rgba(7, 21, 43, .55), rgba(2, 8, 23, .94) 72%);
  pointer-events: none;
}
.sss-hero-inner { position: relative; z-index: 1; width: min(var(--sss-container), calc(100% - 40px)); margin: 0 auto; display: grid; grid-template-columns: 1.08fr .92fr; gap: 52px; align-items: center; }
.sss-kicker { color: var(--sss-teal); letter-spacing: .18em; text-transform: uppercase; font-weight: 700; font-size: .78rem; margin-bottom: 12px; }
.sss-hero h1 { font-size: clamp(2.55rem, 6vw, 5.4rem); line-height: .98; margin: 0 0 22px; letter-spacing: -.05em; }
.sss-hero-lede { color: #c1cbe0; font-size: clamp(1.06rem, 2vw, 1.28rem); max-width: 660px; margin: 0 0 28px; }
.sss-hero-actions { display: flex; flex-wrap: wrap; gap: 14px; }
.sss-hero-card { border: 1px solid var(--sss-border); border-radius: 26px; background: linear-gradient(180deg, rgba(15, 28, 54, .88), rgba(6, 16, 36, .92)); box-shadow: var(--sss-shadow); padding: 30px; }
.sss-hero-card img { width: 230px; display: block; margin: 0 auto 16px; }
.sss-hero-card h2 { margin: 0 0 8px; font-size: 1.18rem; }
.sss-hero-card p { margin: 0; color: var(--sss-muted); }

.sss-btn { display: inline-flex; align-items: center; justify-content: center; min-height: 46px; padding: 0 18px; border-radius: 999px; font-weight: 700; border: 1px solid var(--sss-border); transition: transform .16s ease, border-color .16s ease, background .16s ease; }
.sss-btn:hover { transform: translateY(-1px); text-decoration: none; }
.sss-btn-primary { color: #041225; background: linear-gradient(135deg, #5ee4e1, var(--sss-teal)); border-color: transparent; }
.sss-btn-secondary { color: var(--sss-white); background: rgba(255,255,255,.04); }
.sss-btn-secondary:hover { border-color: rgba(22,183,178,.48); }

.sss-section { padding: 64px 0; }
.sss-section-header { display: flex; align-items: end; justify-content: space-between; gap: 24px; margin-bottom: 28px; }
.sss-section-header h2, .entry-title { margin: 0; font-size: clamp(1.7rem, 3vw, 2.4rem); letter-spacing: -.03em; }
.sss-section-header p { color: var(--sss-muted); margin: 0; max-width: 520px; }
.sss-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
.sss-grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.sss-card { border: 1px solid var(--sss-border); border-radius: var(--sss-radius); background: var(--sss-bg-card); padding: 24px; box-shadow: 0 16px 44px rgba(0,0,0,.18); }
.sss-card:hover { border-color: rgba(22,183,178,.34); }
.sss-card-kicker { color: var(--sss-teal); text-transform: uppercase; letter-spacing: .16em; font-size: .73rem; font-weight: 800; margin-bottom: 10px; }
.sss-card h3, .sss-card h2 { margin: 0 0 10px; font-size: 1.22rem; }
.sss-card p { margin: 0; color: #c6d0e3; }
.sss-card p + p { margin-top: 12px; }

.sss-feature-list { margin: 0; padding: 0; list-style: none; display: grid; gap: 12px; }
.sss-feature-list li { display: flex; gap: 10px; align-items: flex-start; color: #d8e0ef; }
.sss-feature-list li::before { content: ""; width: 9px; height: 9px; border-radius: 50%; background: var(--sss-teal); flex: 0 0 auto; margin-top: .55em; box-shadow: 0 0 0 5px rgba(22,183,178,.12); }

.sss-band { background: rgba(255,255,255,.03); border-top: 1px solid var(--sss-border); border-bottom: 1px solid var(--sss-border); }
.sss-page-card { max-width: 900px; }
.entry-content { color: #dce5f4; }
.entry-content h2, .entry-content h3 { color: var(--sss-white); }
.entry-content a { font-weight: 700; }

.site-footer { border-top: 1px solid var(--sss-border); background: rgba(2,8,23,.8); color: var(--sss-muted); }
.site-footer-inner { width: min(var(--sss-container), calc(100% - 40px)); margin: 0 auto; padding: 28px 0; display: flex; justify-content: space-between; align-items: center; gap: 20px; flex-wrap: wrap; font-size: .92rem; }
.site-footer a { color: var(--sss-muted); }

@media (max-width: 880px) {
  .site-header-inner { min-height: auto; padding: 16px 0; align-items: flex-start; flex-direction: column; }
  .site-nav ul { flex-wrap: wrap; gap: 12px 18px; }
  .sss-hero { padding: 58px 0 44px; }
  .sss-hero-inner { grid-template-columns: 1fr; gap: 28px; }
  .sss-grid, .sss-grid-2 { grid-template-columns: 1fr; }
  .sss-section-header { display: block; }
  .sss-section-header p { margin-top: 8px; }
}