/* ============================================================
   ALBON · Metal Recycling — Site Stylesheet v1.0
   Built on the Albon Brand System
   ============================================================ */

:root {
  /* Brand palette */
  --albon-primary:   #1F3A5F;
  --albon-secondary: #4A7C6A;
  --albon-muted:     #6C7A89;
  --albon-success:   #4F8F2E;
  --albon-danger:    #C8362E;
  --albon-warning:   #E8A93C;
  --albon-info:      #3B8BA8;
  --albon-light:     #EDEAE3;
  --albon-dark:      #14181C;
  --albon-bone:      #F5F2EB;
  --albon-line:      #C9C4B8;

  /* Bootstrap overrides */
  --bs-primary:   #1F3A5F;
  --bs-secondary: #4A7C6A;
  --bs-success:   #4F8F2E;
  --bs-danger:    #C8362E;
  --bs-warning:   #E8A93C;
  --bs-info:      #3B8BA8;
  --bs-light:     #EDEAE3;
  --bs-dark:      #14181C;
  --bs-border-radius: 0;
  --bs-border-radius-sm: 0;
  --bs-border-radius-lg: 0;
  --bs-body-bg: #EDEAE3;
  --bs-body-color: #14181C;

  /* Type */
  --font-display: "Helvetica Neue Condensed", "HelveticaNeueLT-Condensed",
                  "Helvetica Neue", "Arial Narrow", "Liberation Sans Narrow",
                  Helvetica, Arial, sans-serif;
  --font-body:    "Helvetica Neue", Helvetica, Arial, sans-serif;
  --font-mono:    "JetBrains Mono", ui-monospace, "SF Mono", Consolas, monospace;
}

* { -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }

html { scroll-behavior: smooth; }
body {
  background: var(--albon-light);
  color: var(--albon-dark);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.55;
  margin: 0;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.01em;
  text-transform: uppercase;
  line-height: 0.92;
  color: var(--albon-dark);
  margin: 0;
}

.mono { font-family: var(--font-mono); }

.eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-weight: 500;
  color: var(--albon-muted);
}

/* ---------- UTILITY BAR ---------- */
.utility-bar {
  background: var(--albon-dark);
  color: var(--albon-light);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 8px 0;
  border-bottom: 1px solid #2a2f36;
}
.utility-bar a { color: var(--albon-light); text-decoration: none; }
.utility-bar a:hover { color: var(--albon-secondary); }
.utility-bar .dot {
  display: inline-block; width: 8px; height: 8px;
  background: var(--albon-secondary); border-radius: 50%;
  margin-right: 8px; vertical-align: middle;
  box-shadow: 0 0 8px var(--albon-secondary);
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

/* ---------- HEADER / NAV ---------- */
.site-header {
  background: var(--albon-light);
  border-bottom: 1px solid var(--albon-dark);
  position: sticky;
  top: 0;
  z-index: 100;
}
.site-header .container-fluid {
  padding: 0;
}
.nav-row {
  display: flex;
  align-items: stretch;
  border-top: 1px solid transparent;
}
.brand-cell {
  padding: 10px 28px;
  border-right: 1px solid var(--albon-dark);
  display: flex;
  align-items: center;
}
.albon-logo {
  display: inline-flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 4px;
  text-decoration: none;
  color: var(--albon-dark);
}
.albon-logo-img {
  height: 40px;
  width: auto;
  display: block;
}
.albon-logo--light {
  color: var(--albon-light);
}
.albon-logo--light .albon-logo-img {
  height: 56px;
}
.albon-tagline {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: inherit;
  opacity: 0.7;
  margin-left: 2px;
  line-height: 1;
}
.albon-logo--light .albon-tagline {
  opacity: 0.85;
  font-size: 11px;
  letter-spacing: 0.32em;
}
.nav-links {
  display: flex;
  flex: 1;
  align-items: stretch;
}
.nav-links a {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 700;
  text-transform: uppercase;
  font-size: 14px;
  letter-spacing: 0.04em;
  color: var(--albon-dark);
  text-decoration: none;
  border-right: 1px solid var(--albon-line);
  padding: 0 16px;
  transition: background 0.15s;
  position: relative;
}
.nav-links a:hover {
  background: var(--albon-bone);
  color: var(--albon-primary);
}
.nav-links a.active {
  background: var(--albon-dark);
  color: var(--albon-light);
}
.nav-links a.active::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0;
  height: 3px; background: var(--albon-secondary);
}
.nav-cta {
  background: var(--albon-primary);
  color: var(--albon-light) !important;
  border-right: 0 !important;
}
.nav-cta:hover {
  background: var(--albon-secondary) !important;
  color: var(--albon-light) !important;
}

/* Mobile nav */
.nav-toggle {
  display: none;
  background: var(--albon-dark);
  color: var(--albon-light);
  border: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  padding: 14px 20px;
  margin-left: auto;
  cursor: pointer;
}

/* ---------- BUTTONS ---------- */
.btn-albon {
  font-family: var(--font-display);
  text-transform: uppercase;
  font-weight: 700;
  letter-spacing: 0.04em;
  border-radius: 0;
  border: 1px solid currentColor;
  padding: 14px 26px;
  font-size: 14px;
  text-decoration: none;
  display: inline-block;
  cursor: pointer;
  transition: transform 0.15s, background 0.15s;
}
.btn-albon:hover { transform: translate(-2px, -2px); box-shadow: 4px 4px 0 var(--albon-dark); }
.btn-primary-albon   { background: var(--albon-primary);   color: #fff; border-color: var(--albon-primary); }
.btn-warning-albon   { background: var(--albon-warning);   color: var(--albon-dark); border-color: var(--albon-warning); }
.btn-dark-albon      { background: var(--albon-dark);      color: var(--albon-light); border-color: var(--albon-dark); }
.btn-light-albon     { background: transparent;            color: var(--albon-dark); border-color: var(--albon-dark); }
.btn-light-albon:hover { background: var(--albon-dark); color: var(--albon-light); }

/* ---------- SECTION BASICS ---------- */
.section {
  padding: 90px 0;
  border-bottom: 1px solid var(--albon-line);
  position: relative;
}
.section-tight { padding: 60px 0; }
.section-num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--albon-muted);
  text-transform: uppercase;
  border-top: 2px solid var(--albon-dark);
  padding-top: 8px;
  margin-bottom: 30px;
  display: flex;
  justify-content: space-between;
}
.section-title {
  font-size: clamp(40px, 6vw, 72px);
  margin-bottom: 16px;
}
.section-lede {
  font-size: 18px;
  line-height: 1.5;
  max-width: 720px;
  color: #2a2e33;
}

.section-dark {
  background: var(--albon-dark);
  color: var(--albon-light);
}
.section-dark h1, .section-dark h2, .section-dark h3,
.section-dark h4, .section-dark h5, .section-dark h6 {
  color: var(--albon-light);
}
.section-dark .section-num {
  color: #8a929b;
  border-color: var(--albon-secondary);
}
.section-dark .section-lede { color: #c5cbd2; }

.section-bone { background: var(--albon-bone); }

/* ---------- FOOTER ---------- */
.site-footer {
  background: var(--albon-dark);
  color: var(--albon-light);
  padding: 70px 0 30px;
}
.site-footer h2 {
  color: var(--albon-light);
  font-size: clamp(48px, 7vw, 96px);
  margin-bottom: 20px;
}
.site-footer .footer-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border-top: 1px solid #2a2f36;
  border-bottom: 1px solid #2a2f36;
  margin-top: 50px;
}
.site-footer .footer-grid > div {
  padding: 28px 24px;
  border-right: 1px solid #2a2f36;
}
.site-footer .footer-grid > div:last-child { border-right: 0; }
.site-footer h6 {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--albon-secondary);
  margin-bottom: 14px;
  font-weight: 500;
}
.site-footer ul {
  list-style: none;
  padding: 0; margin: 0;
}
.site-footer ul li {
  padding: 4px 0;
  font-size: 14px;
}
.site-footer ul li a {
  color: var(--albon-light);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}
.site-footer ul li a:hover { border-color: var(--albon-secondary); color: var(--albon-secondary); }
.site-footer .meta {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: #8a929b;
  padding-top: 24px;
}
.site-footer .meta-row {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- CARDS / TILES ---------- */
.tile {
  border: 1px solid var(--albon-dark);
  background: var(--albon-bone);
  padding: 30px 28px;
  height: 100%;
  position: relative;
  transition: transform 0.2s, box-shadow 0.2s;
}
.tile:hover { transform: translate(-3px, -3px); box-shadow: 6px 6px 0 var(--albon-dark); }
.tile .tile-num {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--albon-muted);
  letter-spacing: 0.15em;
  margin-bottom: 14px;
  display: block;
}
.tile h3 {
  font-size: 28px;
  margin-bottom: 12px;
}
.tile p {
  font-size: 14px;
  color: #2a2e33;
  margin-bottom: 14px;
}
.tile .tile-arrow {
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--albon-primary);
  text-decoration: none;
  border-top: 1px solid var(--albon-line);
  padding-top: 14px;
  display: block;
}

/* ---------- DATA STRIP ---------- */
.data-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border: 1px solid var(--albon-dark);
}
.data-strip > div {
  padding: 24px 22px;
  border-right: 1px solid var(--albon-dark);
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--albon-muted);
}
.data-strip > div:last-child { border-right: 0; }
.data-strip .figure {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 48px;
  text-transform: none;
  letter-spacing: -0.02em;
  display: block;
  margin-bottom: 6px;
  color: var(--albon-primary);
  line-height: 1;
}
.data-strip.on-dark { border-color: var(--albon-secondary); }
.data-strip.on-dark > div { border-color: #2a2f36; color: #8a929b; }
.data-strip.on-dark .figure { color: var(--albon-secondary); }

/* ---------- FORM ---------- */
.form-albon label {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--albon-muted);
  margin-bottom: 6px;
  font-weight: 500;
}
.form-albon input[type="text"],
.form-albon input[type="email"],
.form-albon input[type="tel"],
.form-albon select,
.form-albon textarea {
  width: 100%;
  background: var(--albon-bone);
  border: 1px solid var(--albon-dark);
  border-radius: 0;
  padding: 12px 14px;
  font-family: var(--font-body);
  font-size: 15px;
  color: var(--albon-dark);
  margin-bottom: 18px;
  transition: border 0.15s, background 0.15s;
}
.form-albon input:focus,
.form-albon select:focus,
.form-albon textarea:focus {
  outline: 0;
  border-color: var(--albon-primary);
  border-width: 1px;
  background: #fff;
  box-shadow: -3px 3px 0 var(--albon-primary);
}
.form-albon textarea { min-height: 140px; resize: vertical; }

/* ---------- SPEC BLOCK ---------- */
.spec-block {
  background: var(--albon-dark);
  color: var(--albon-light);
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.8;
  padding: 22px 26px;
  border-left: 4px solid var(--albon-secondary);
}
.spec-block .k { color: #8fb4d9; }
.spec-block .v { color: #b8d889; }
.spec-block .c { color: #6C7A89; }

/* ---------- BADGES ---------- */
.badge-albon {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  padding: 4px 10px;
  border: 1px solid currentColor;
  font-weight: 500;
}
.badge-success { color: var(--albon-success); }
.badge-warning { color: #a37610; }
.badge-info    { color: var(--albon-info); }
.badge-primary { color: var(--albon-primary); }

/* ---------- ALERTS ---------- */
.alert-albon {
  border-left: 4px solid;
  padding: 14px 18px;
  font-size: 14px;
  margin-bottom: 12px;
  background: #fff;
  border-top: 1px solid var(--albon-line);
  border-right: 1px solid var(--albon-line);
  border-bottom: 1px solid var(--albon-line);
}
.alert-albon .alert-label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-weight: 600;
  display: block;
  margin-bottom: 2px;
}

/* ---------- DECORATIVE ---------- */
.diagonal-bg {
  background:
    repeating-linear-gradient(
      45deg,
      transparent 0 24px,
      rgba(20,24,28,0.025) 24px 25px
    ),
    var(--albon-light);
}
.hazard-stripe {
  height: 12px;
  background: repeating-linear-gradient(
    -45deg,
    var(--albon-warning) 0 18px,
    var(--albon-dark) 18px 36px
  );
}

/* ---------- RESPONSIVE ---------- */
@media (max-width: 992px) {
  .nav-links { display: none; flex-direction: column; flex-basis: 100%; }
  .nav-links a { flex: none; padding: 16px 20px; border-right: 0; border-top: 1px solid var(--albon-line); justify-content: flex-start; }
  .nav-toggle { display: block; }
  .nav-row { flex-wrap: wrap; }
  .site-header.open .nav-links { display: flex; }
  .data-strip { grid-template-columns: repeat(2, 1fr); }
  .data-strip > div { border-bottom: 1px solid var(--albon-dark); }
  .data-strip > div:nth-child(2n) { border-right: 0; }
  .site-footer .footer-grid { grid-template-columns: repeat(2, 1fr); }
  .site-footer .footer-grid > div:nth-child(2n) { border-right: 0; }
  .site-footer .footer-grid > div:nth-child(-n+2) { border-bottom: 1px solid #2a2f36; }
}
@media (max-width: 576px) {
  .data-strip { grid-template-columns: 1fr; }
  .data-strip > div { border-right: 0; }
  .site-footer .footer-grid { grid-template-columns: 1fr; }
  .site-footer .footer-grid > div { border-right: 0; border-bottom: 1px solid #2a2f36; }
  .albon-logo-img { height: 32px; }
  .albon-logo--light .albon-logo-img { height: 42px; }
  .albon-tagline { font-size: 9px; letter-spacing: 0.22em; }
  .albon-logo--light .albon-tagline { font-size: 10px; letter-spacing: 0.26em; }
}