/* ===================================================
   Supply Chain Acumen LLC
   Shared Stylesheet — styles.css
   =================================================== */

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

:root {
  --color-primary:     #1b3a2d;
  --color-accent:      #2e7d52;
  --color-accent-lt:   #5db87a;
  --color-dark:        #0f2219;
  --color-mid:         #264d39;
  --color-light-bg:    #f3f7f5;
  --color-white:       #ffffff;
  --color-text:        #1e2e26;
  --color-text-muted:  #5a6e62;
  --color-border:      #d8e5dd;
  --font-heading:      'Georgia', 'Times New Roman', serif;
  --font-body:         'Segoe UI', 'Arial', sans-serif;
  --radius:            6px;
  --shadow:            0 2px 12px rgba(27,58,45,0.10);
  --shadow-lg:         0 6px 32px rgba(27,58,45,0.18);
  --transition:        0.25s ease;
  --max-width:         1200px;
  --header-height:     80px;
}

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-white);
  line-height: 1.7;
}

img { max-width: 100%; height: auto; display: block; }
a  { color: var(--color-accent); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--color-accent-lt); }
ul { list-style: none; }
h1, h2, h3, h4 { font-family: var(--font-heading); line-height: 1.25; color: var(--color-primary); }

/* ---------- Layout ---------- */
.container { width: 100%; max-width: var(--max-width); margin-inline: auto; padding-inline: 24px; }
.section { padding: 80px 0; }
.section--alt  { background: var(--color-light-bg); }
.section--dark { background: var(--color-primary); color: var(--color-white); }
.section--dark h2,
.section--dark h3 { color: var(--color-accent-lt); }

.section-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 10px;
}
.section-title  { font-size: clamp(1.75rem, 4vw, 2.75rem); margin-bottom: 16px; }
.section-lead   { font-size: 1.1rem; color: var(--color-text-muted); max-width: 680px; margin-bottom: 48px; }
.section--dark .section-lead { color: #a0c4b0; }

/* ---------- Grids ---------- */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 32px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-block; padding: 13px 30px; border-radius: var(--radius);
  font-size: 0.95rem; font-weight: 700; letter-spacing: 0.04em;
  cursor: pointer; border: 2px solid transparent;
  transition: background var(--transition), color var(--transition), transform var(--transition);
}
.btn--primary { background: var(--color-accent); color: var(--color-white); }
.btn--primary:hover { background: var(--color-accent-lt); color: var(--color-primary); transform: translateY(-2px); }
.btn--outline { background: transparent; border-color: var(--color-white); color: var(--color-white); }
.btn--outline:hover { background: var(--color-white); color: var(--color-primary); transform: translateY(-2px); }
.btn--outline-dark { background: transparent; border-color: var(--color-primary); color: var(--color-primary); }
.btn--outline-dark:hover { background: var(--color-primary); color: var(--color-white); transform: translateY(-2px); }

/* ---------- Header ---------- */
.site-header {
  position: fixed; top: 0; left: 0; right: 0;
  height: var(--header-height); background: var(--color-primary);
  z-index: 1000; box-shadow: 0 2px 16px rgba(0,0,0,0.35);
}
.header-inner { height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 24px; }

.logo { display: flex; align-items: center; gap: 12px; text-decoration: none; }
.logo-mark {
  width: 44px; height: 44px; background: var(--color-accent); border-radius: 4px;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-heading); font-size: 1.3rem; font-weight: 700;
  color: var(--color-white); flex-shrink: 0;
}
.logo-text { color: var(--color-white); line-height: 1.15; }
.logo-text strong { display: block; font-size: 1rem; letter-spacing: 0.04em; }
.logo-text span   { display: block; font-size: 0.65rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--color-accent-lt); }

.site-nav { display: flex; align-items: center; gap: 4px; }
.site-nav a {
  color: #b8d4c4; font-size: 0.875rem; font-weight: 600;
  letter-spacing: 0.04em; padding: 8px 14px; border-radius: var(--radius);
  transition: background var(--transition), color var(--transition);
}
.site-nav a:hover, .site-nav a.active { background: rgba(255,255,255,0.10); color: var(--color-accent-lt); }
.nav-cta { background: var(--color-accent); color: var(--color-white) !important; padding: 9px 20px !important; border-radius: var(--radius) !important; }
.nav-cta:hover { background: var(--color-accent-lt) !important; color: var(--color-primary) !important; }

.nav-toggle { display: none; flex-direction: column; justify-content: center; gap: 5px; width: 40px; height: 40px; background: none; border: none; cursor: pointer; padding: 6px; }
.nav-toggle span { display: block; height: 2px; background: var(--color-white); border-radius: 2px; }

/* ---------- Hero ---------- */
.hero {
  position: relative; min-height: 100vh; display: flex; align-items: center;
  background-image: url('assets/bg_01.png');
  background-size: cover; background-position: center; background-repeat: no-repeat;
  margin-top: var(--header-height);
}
.hero::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(120deg, rgba(11,26,19,0.90) 0%, rgba(27,58,45,0.72) 60%, rgba(27,58,45,0.38) 100%);
}
.hero-content { position: relative; z-index: 1; max-width: 700px; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(46,125,82,0.22); border: 1px solid rgba(46,125,82,0.55);
  color: var(--color-accent-lt); font-size: 0.75rem; font-weight: 700;
  letter-spacing: 0.12em; text-transform: uppercase; padding: 6px 14px; border-radius: 20px; margin-bottom: 24px;
}
.hero h1 { font-size: clamp(2.2rem, 6vw, 4rem); color: var(--color-white); margin-bottom: 20px; line-height: 1.15; }
.hero h1 span { color: var(--color-accent-lt); }
.hero p { font-size: 1.15rem; color: #b8d4c4; margin-bottom: 36px; line-height: 1.75; }
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }

.hero-stats { position: absolute; bottom: 0; left: 0; right: 0; z-index: 1; background: rgba(11,26,19,0.82); backdrop-filter: blur(8px); border-top: 2px solid var(--color-accent); }
.hero-stats-inner { display: flex; align-items: stretch; justify-content: center; flex-wrap: wrap; }
.stat-item { flex: 1; min-width: 150px; padding: 22px 28px; text-align: center; border-right: 1px solid rgba(255,255,255,0.10); }
.stat-item:last-child { border-right: none; }
.stat-number { display: block; font-size: 2rem; font-weight: 800; font-family: var(--font-heading); color: var(--color-accent-lt); line-height: 1; }
.stat-label  { display: block; font-size: 0.75rem; letter-spacing: 0.08em; color: #90b8a0; text-transform: uppercase; margin-top: 4px; }

/* ---------- Cards ---------- */
.card { background: var(--color-white); border-radius: var(--radius); box-shadow: var(--shadow); padding: 32px; transition: box-shadow var(--transition), transform var(--transition); }
.card:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); }
.card-icon { width: 56px; height: 56px; background: var(--color-light-bg); border-radius: 50%; display: flex; align-items: center; justify-content: center; margin-bottom: 20px; color: var(--color-accent); font-size: 1.5rem; }
.card h3 { font-size: 1.15rem; margin-bottom: 10px; }
.card p  { font-size: 0.95rem; color: var(--color-text-muted); }

/* ---------- Split ---------- */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.split.reverse .split-img  { order: 2; }
.split.reverse .split-body { order: 1; }
.split-img img { border-radius: var(--radius); box-shadow: var(--shadow-lg); width: 100%; object-fit: cover; max-height: 420px; }
.split-body h2 { margin-bottom: 16px; }
.split-body p  { margin-bottom: 16px; color: var(--color-text-muted); }

/* ---------- Page Hero ---------- */
.page-hero {
  background: linear-gradient(135deg, var(--color-dark) 0%, var(--color-mid) 100%);
  padding: 100px 0 60px; margin-top: var(--header-height); text-align: center;
  position: relative; overflow: hidden;
}
.page-hero::before { content: ''; position: absolute; inset: 0; background: url('assets/bg_01.png') center/cover no-repeat; opacity: 0.12; }
.page-hero-content { position: relative; z-index: 1; }
.page-hero h1 { color: var(--color-white); font-size: clamp(2rem, 5vw, 3.5rem); margin-bottom: 12px; }
.page-hero p  { color: #90b8a0; font-size: 1.05rem; max-width: 600px; margin-inline: auto; }
.breadcrumb { display: flex; align-items: center; justify-content: center; gap: 8px; margin-bottom: 16px; font-size: 0.8rem; color: #6a9880; }
.breadcrumb a { color: var(--color-accent-lt); }
.breadcrumb span { color: #3d6e52; }

/* ---------- Fleet ---------- */
.fleet-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 28px; }
.fleet-card { background: var(--color-white); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); transition: box-shadow var(--transition), transform var(--transition); }
.fleet-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); }
.fleet-card-img { width: 100%; height: 220px; object-fit: cover; }
.fleet-card-body { padding: 24px; }
.fleet-card-tag { display: inline-block; background: var(--color-light-bg); color: var(--color-accent); font-size: 0.7rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; padding: 4px 10px; border-radius: 20px; margin-bottom: 10px; }
.fleet-card h3 { font-size: 1.1rem; margin-bottom: 8px; }
.fleet-card p  { font-size: 0.9rem; color: var(--color-text-muted); margin-bottom: 14px; }
.fleet-specs { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
.fleet-spec { background: var(--color-light-bg); padding: 5px 12px; border-radius: 20px; font-size: 0.78rem; color: var(--color-primary); font-weight: 600; }

/* ---------- Warehouse Gallery ---------- */
.warehouse-gallery { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 20px; }
.warehouse-item { position: relative; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); }
.warehouse-item img { width: 100%; height: 240px; object-fit: cover; transition: transform 0.4s ease; }
.warehouse-item:hover img { transform: scale(1.05); }
.warehouse-caption { position: absolute; bottom: 0; left: 0; right: 0; background: linear-gradient(to top, rgba(11,26,19,0.90), transparent); padding: 20px 16px 16px; color: var(--color-white); }
.warehouse-caption h4 { font-size: 1rem; margin-bottom: 2px; color: var(--color-white); }
.warehouse-caption p  { font-size: 0.8rem; color: #90b8a0; }

/* ---------- Steps ---------- */
.steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 0; }
.step { padding: 36px 28px; border-right: 1px solid var(--color-border); }
.step:last-child { border-right: none; }
.step-number { font-size: 3rem; font-family: var(--font-heading); font-weight: 800; color: var(--color-border); line-height: 1; margin-bottom: 12px; }
.step h3 { font-size: 1rem; margin-bottom: 8px; }
.step p  { font-size: 0.88rem; color: var(--color-text-muted); }

/* ---------- Testimonials ---------- */
.testimonial-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 24px; }
.testimonial { background: rgba(255,255,255,0.06); border: 1px solid rgba(255,255,255,0.10); border-radius: var(--radius); padding: 28px; }
.testimonial-quote { font-size: 1rem; font-style: italic; color: #c0d8c8; margin-bottom: 20px; line-height: 1.75; }
.testimonial-author { display: flex; align-items: center; gap: 14px; }
.author-avatar { width: 46px; height: 46px; border-radius: 50%; background: var(--color-accent); display: flex; align-items: center; justify-content: center; font-weight: 800; color: var(--color-white); font-size: 1.1rem; flex-shrink: 0; }
.author-info strong { display: block; color: var(--color-white); font-size: 0.9rem; }
.author-info span   { font-size: 0.78rem; color: var(--color-accent-lt); }

/* ---------- CTA Banner ---------- */
.cta-banner { background: linear-gradient(135deg, var(--color-accent) 0%, #1a5c36 100%); padding: 70px 0; text-align: center; }
.cta-banner h2 { color: var(--color-white); font-size: clamp(1.75rem, 4vw, 2.5rem); margin-bottom: 12px; }
.cta-banner p  { color: rgba(255,255,255,0.85); font-size: 1.05rem; margin-bottom: 32px; }

/* ---------- Team ---------- */
.team-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 28px; }
.team-card { text-align: center; background: var(--color-white); border-radius: var(--radius); box-shadow: var(--shadow); padding: 32px 24px; transition: box-shadow var(--transition), transform var(--transition); }
.team-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); }
.team-avatar { width: 80px; height: 80px; border-radius: 50%; background: var(--color-primary); display: flex; align-items: center; justify-content: center; margin: 0 auto 16px; font-family: var(--font-heading); font-size: 1.8rem; font-weight: 700; color: var(--color-accent-lt); }
.team-card h3 { font-size: 1.05rem; margin-bottom: 4px; }
.team-title   { font-size: 0.82rem; color: var(--color-accent); font-weight: 700; letter-spacing: 0.04em; margin-bottom: 10px; }
.team-card p  { font-size: 0.88rem; color: var(--color-text-muted); }

/* ---------- Values ---------- */
.values-list { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 24px; }
.value-item { padding: 28px; border-left: 4px solid var(--color-accent); background: var(--color-white); border-radius: 0 var(--radius) var(--radius) 0; box-shadow: var(--shadow); }
.value-item h3 { font-size: 1rem; margin-bottom: 8px; }
.value-item p  { font-size: 0.9rem; color: var(--color-text-muted); }

/* ---------- Services ---------- */
.service-detail { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: start; padding: 48px 0; border-bottom: 1px solid var(--color-border); }
.service-detail:last-child { border-bottom: none; }
.service-detail-img { border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); }
.service-detail-img img { width: 100%; height: 280px; object-fit: cover; }
.service-detail-tag { display: inline-block; background: var(--color-primary); color: var(--color-accent-lt); font-size: 0.7rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; padding: 5px 12px; border-radius: 20px; margin-bottom: 12px; }
.service-detail h3 { font-size: 1.4rem; margin-bottom: 12px; }
.service-detail p  { color: var(--color-text-muted); margin-bottom: 14px; }
.service-features { margin-top: 16px; }
.service-features li { padding: 7px 0; border-bottom: 1px solid var(--color-border); font-size: 0.9rem; color: var(--color-text-muted); display: flex; align-items: center; gap: 10px; }
.service-features li:last-child { border-bottom: none; }
.service-features li::before { content: '✓'; color: var(--color-accent); font-weight: 800; flex-shrink: 0; }

/* ---------- Contact ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; }
.contact-info h2 { margin-bottom: 16px; }
.contact-info p  { color: var(--color-text-muted); margin-bottom: 32px; }
.contact-item { display: flex; align-items: flex-start; gap: 16px; margin-bottom: 24px; }
.contact-icon { width: 48px; height: 48px; border-radius: var(--radius); background: var(--color-primary); display: flex; align-items: center; justify-content: center; flex-shrink: 0; font-size: 1.2rem; }
.contact-details strong { display: block; font-size: 0.85rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--color-primary); margin-bottom: 4px; }
.contact-details span, .contact-details a { color: var(--color-text-muted); font-size: 0.95rem; }
.contact-details a:hover { color: var(--color-accent); }
.contact-map-placeholder { background: var(--color-light-bg); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); height: 100%; min-height: 400px; display: flex; align-items: center; justify-content: center; flex-direction: column; gap: 12px; border: 2px solid var(--color-border); }
.contact-map-placeholder .map-pin { font-size: 3rem; }
.contact-map-placeholder p { color: var(--color-text-muted); font-size: 0.9rem; text-align: center; padding: 0 24px; }
.contact-map-placeholder strong { color: var(--color-primary); font-size: 1rem; }
.hours-table { width: 100%; border-collapse: collapse; font-size: 0.9rem; }
.hours-table td { padding: 8px 0; border-bottom: 1px solid var(--color-border); }
.hours-table td:last-child { text-align: right; color: var(--color-text-muted); }

/* ---------- Insights ---------- */
.insights-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 28px; }
.insight-card { background: var(--color-white); border-radius: var(--radius); box-shadow: var(--shadow); overflow: hidden; transition: box-shadow var(--transition), transform var(--transition); }
.insight-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); }
.insight-card-img { width: 100%; height: 200px; object-fit: cover; }
.insight-card-body { padding: 24px; }
.insight-meta { display: flex; gap: 12px; align-items: center; margin-bottom: 10px; }
.insight-category { font-size: 0.7rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: var(--color-accent); background: rgba(46,125,82,0.10); padding: 3px 10px; border-radius: 20px; }
.insight-date { font-size: 0.78rem; color: var(--color-text-muted); }
.insight-card h3 { font-size: 1.05rem; margin-bottom: 8px; }
.insight-card p  { font-size: 0.88rem; color: var(--color-text-muted); }
.insight-link { display: inline-block; margin-top: 12px; font-size: 0.88rem; font-weight: 700; color: var(--color-accent); }
.insight-link:hover { color: var(--color-primary); }

/* ---------- Footer ---------- */
.site-footer { background: var(--color-dark); color: #90b8a0; padding: 64px 0 0; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; padding-bottom: 48px; border-bottom: 1px solid rgba(255,255,255,0.08); }
.footer-brand .logo { margin-bottom: 16px; }
.footer-brand p { font-size: 0.88rem; line-height: 1.75; max-width: 280px; }
.footer-col h4 { font-size: 0.8rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--color-accent-lt); margin-bottom: 16px; }
.footer-col ul { display: flex; flex-direction: column; gap: 8px; }
.footer-col ul li a { color: #6a9880; font-size: 0.875rem; transition: color var(--transition); }
.footer-col ul li a:hover { color: var(--color-white); }
.footer-contact p { font-size: 0.875rem; margin-bottom: 8px; line-height: 1.5; }
.footer-bottom { display: flex; align-items: center; justify-content: space-between; padding: 20px 0; gap: 16px; flex-wrap: wrap; }
.footer-bottom p { font-size: 0.8rem; }
.footer-legal { display: flex; gap: 20px; }
.footer-legal a { font-size: 0.8rem; color: #4a7860; }
.footer-legal a:hover { color: var(--color-white); }

/* ---------- Utility ---------- */
.text-center { text-align: center; }
.text-accent  { color: var(--color-accent); }
.mt-sm { margin-top: 16px; }
.mt-md { margin-top: 32px; }
.mt-lg { margin-top: 48px; }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  :root { --header-height: 70px; }
  .site-nav { display: none; flex-direction: column; position: absolute; top: var(--header-height); left: 0; right: 0; background: var(--color-dark); padding: 16px; gap: 4px; }
  .site-nav.open { display: flex; }
  .site-nav a { width: 100%; padding: 12px 16px; }
  .nav-toggle { display: flex; }
  .hero h1 { font-size: 2.2rem; }
  .hero-actions { flex-direction: column; }
  .hero-stats-inner { flex-direction: column; }
  .stat-item { border-right: none; border-bottom: 1px solid rgba(255,255,255,0.10); }
  .stat-item:last-child { border-bottom: none; }
  .grid-2, .grid-3, .grid-4, .split, .contact-grid, .service-detail { grid-template-columns: 1fr; }
  .split.reverse .split-img, .split.reverse .split-body { order: unset; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .section { padding: 56px 0; }
  .steps { grid-template-columns: 1fr; }
  .step { border-right: none; border-bottom: 1px solid var(--color-border); }
  .step:last-child { border-bottom: none; }
}

@media (max-width: 480px) {
  .hero { padding-bottom: 200px; }
  .hero h1 { font-size: 1.8rem; }
  .hero p { font-size: 1rem; }
}