/* ===================================================================
   Bolt Products Inc. — concept redesign by rainearcher
   Industrial red + steel. Mobile-first. Oswald display / Inter body.
   =================================================================== */

:root {
  --ink:       #16181B;
  --ink-soft:  #2A2E34;
  --steel:     #5B636E;
  --steel-lt:  #8A929C;
  --line:      #DDE1E6;
  --bg:        #FFFFFF;
  --bg-soft:   #F3F4F6;
  --bg-steel:  #EBEDF0;
  --red:       #C8102E;
  --red-dark:  #A50D25;
  --white:     #FFFFFF;

  --maxw: 1140px;
  --pad: clamp(1.1rem, 4vw, 2.2rem);
  --r: 10px;
  --shadow: 0 1px 2px rgba(22,24,27,.06), 0 8px 28px rgba(22,24,27,.07);
  --shadow-lg: 0 18px 50px rgba(22,24,27,.16);

  --font-display: "Oswald", system-ui, sans-serif;
  --font-body: "Inter", system-ui, -apple-system, sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

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

.wrap {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding-inline: var(--pad);
}

/* ---------- Type ---------- */
h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.01em;
  text-transform: uppercase;
  overflow-wrap: break-word;
  word-break: break-word;
}

h1 {
  font-size: clamp(1.75rem, 7.4vw, 4.1rem);
  letter-spacing: -0.015em;
}
h1 .hl { color: var(--red); }

h2 { font-size: clamp(1.6rem, 5.5vw, 2.7rem); }
h3 { font-size: 1.18rem; font-weight: 600; letter-spacing: 0; }

.lead {
  font-size: clamp(1rem, 2.6vw, 1.18rem);
  color: var(--steel);
  line-height: 1.6;
  max-width: 56ch;
}

.eyebrow {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: .82rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--red);
  margin-bottom: .7rem;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  background: var(--red);
  color: var(--white);
  font-family: var(--font-display);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .04em;
  font-size: 1rem;
  padding: .85rem 1.5rem;
  border-radius: var(--r);
  border: 2px solid var(--red);
  min-height: 48px;
  transition: background .18s ease, transform .18s ease, box-shadow .18s ease;
}
.btn:hover { background: var(--red-dark); border-color: var(--red-dark); transform: translateY(-2px); box-shadow: var(--shadow); }
.btn--sm { padding: .6rem 1.1rem; font-size: .9rem; min-height: 44px; }
.btn--ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--line);
}
.btn--ghost:hover { background: var(--ink); color: var(--white); border-color: var(--ink); }

.arrow { transition: transform .18s ease; }
.btn:hover .arrow, .tlink:hover .arrow, .cat__cta:hover .arrow { transform: translateX(3px); }

.tlink {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  font-weight: 600;
  color: var(--ink);
  font-size: .98rem;
}
.tlink:hover { color: var(--red); }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255,255,255,.92);
  backdrop-filter: saturate(180%) blur(10px);
  border-bottom: 1px solid transparent;
  transition: border-color .2s ease, box-shadow .2s ease;
}
.site-header.scrolled { border-bottom-color: var(--line); box-shadow: 0 2px 14px rgba(22,24,27,.06); }
.site-header .wrap {
  display: flex;
  align-items: center;
  gap: 1rem;
  height: 66px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: .55rem;
  font-family: var(--font-display);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .01em;
  font-size: 1.12rem;
}
.brand img { width: 26px; height: auto; }
.brand b span { color: var(--red); }

.nav {
  display: none;
  margin-left: auto;
  gap: 1.6rem;
}
.nav a {
  font-weight: 500;
  font-size: .95rem;
  color: var(--ink-soft);
  transition: color .15s ease;
}
.nav a:hover { color: var(--red); }

.header-cta { display: none; }

.nav-toggle {
  margin-left: auto;
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 46px;
  height: 46px;
  background: none;
  border: 0;
  cursor: pointer;
  padding: 10px;
}
.nav-toggle span {
  display: block;
  height: 2.5px;
  width: 100%;
  background: var(--ink);
  border-radius: 2px;
  transition: transform .2s ease, opacity .2s ease;
}

/* ---------- Mobile nav ---------- */
.mobile-nav {
  position: fixed;
  inset: 66px 0 auto 0;
  z-index: 49;
  background: var(--white);
  border-bottom: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  gap: .2rem;
  padding: .8rem var(--pad) 1.4rem;
  transform: translateY(-130%);
  transition: transform .28s cubic-bezier(.4,0,.2,1);
  box-shadow: var(--shadow-lg);
}
.mobile-nav.open { transform: translateY(0); }
.mobile-nav a {
  padding: .85rem .2rem;
  font-weight: 500;
  font-size: 1.05rem;
  border-bottom: 1px solid var(--bg-soft);
}
.mobile-nav .btn { justify-content: center; margin-top: .8rem; border-bottom: none; }
.mobile-nav .tlink-call {
  text-align: center;
  font-weight: 600;
  color: var(--red);
  padding-top: 1rem;
  border-bottom: none;
}

/* ---------- Hero ---------- */
.hero { padding: clamp(2.4rem, 7vw, 4.5rem) 0 clamp(1.5rem, 4vw, 2.5rem); }
.hero .wrap { display: grid; gap: clamp(2rem, 6vw, 3rem); }
.hero__intro { min-width: 0; }
.hero__lead { margin-top: 1.1rem; }
.hero__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem 1.3rem;
  margin-top: 1.8rem;
}
.hero__note {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem 1.3rem;
  margin-top: 1.8rem;
  font-size: .9rem;
  font-weight: 500;
  color: var(--steel);
}
.hero__note .tick { color: var(--red); font-weight: 700; margin-right: .25rem; }

.hero__art {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.4rem;
}
.hero__mark {
  width: min(72%, 280px);
  filter: drop-shadow(0 18px 40px rgba(200,16,46,.18));
}
.hero__badges {
  display: flex;
  align-items: center;
  gap: 1.6rem;
}
.hero__badges img { width: auto; }
.hero__badges img:first-child { height: 64px; }
.hero__badges img:last-child { height: 30px; }

/* ---------- Trust strip ---------- */
.trust { background: var(--ink); color: #D6D9DD; }
.trust .wrap {
  display: flex;
  flex-direction: column;
  gap: .7rem;
  padding-block: 1.3rem;
  font-family: var(--font-display);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: .03em;
  font-size: .9rem;
}
.trust .dot { color: var(--red); margin-right: .5rem; font-size: .7rem; vertical-align: middle; }

/* ---------- Sections ---------- */
.section { padding: clamp(3rem, 8vw, 5.5rem) 0; }
.section-head { max-width: 60ch; margin-bottom: clamp(1.8rem, 4vw, 2.6rem); }
.section-head.center { margin-inline: auto; text-align: center; }
.section-head.center .lead { margin-inline: auto; }
.section-head h2 { margin-bottom: .8rem; }

/* ---------- Product categories ---------- */
.cat-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}
.cat {
  background: var(--bg-soft);
  border: 1px solid var(--line);
  border-radius: var(--r);
  padding: 1.4rem 1.4rem 1.2rem;
  border-left: 4px solid var(--red);
  transition: transform .18s ease, box-shadow .18s ease, background .18s ease;
}
.cat:hover { transform: translateY(-3px); box-shadow: var(--shadow); background: var(--white); }
.cat h3 { margin-bottom: .5rem; }
.cat p { color: var(--steel); font-size: .97rem; margin-bottom: 1rem; }
.cat__cta {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  font-family: var(--font-display);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .04em;
  font-size: .82rem;
  color: var(--red);
}
.cat-foot {
  margin-top: 1.6rem;
  color: var(--steel);
  font-size: .98rem;
}
.cat-foot a { color: var(--red); font-weight: 600; white-space: nowrap; }

/* ---------- Featured part ---------- */
.featured { background: var(--bg-steel); }
.featured-grid { display: grid; gap: 2rem; align-items: center; }
.featured-mark {
  display: flex;
  justify-content: center;
}
.featured-mark img {
  width: min(55%, 200px);
  filter: drop-shadow(0 14px 30px rgba(200,16,46,.16));
}
.featured-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem 1.3rem;
  margin-top: 1.6rem;
}

/* ---------- Brands ---------- */
.brand-chips {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: .7rem;
  max-width: 880px;
  margin-inline: auto;
}
.brand-chips li {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: .6rem 1.2rem;
  font-family: var(--font-display);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: .03em;
  font-size: .88rem;
  color: var(--ink-soft);
  transition: border-color .15s ease, color .15s ease;
}
.brand-chips li:hover { border-color: var(--red); color: var(--red); }

/* ---------- Why Bolt ---------- */
.why { background: var(--ink); color: #E7E9EC; }
.why .eyebrow { color: #FF6B82; }
.why h2 { color: var(--white); }
.why .lead { color: #B7BCC3; }
.why-grid { display: grid; gap: 2.2rem; }
.why-cards { display: grid; grid-template-columns: 1fr; gap: 1rem; }
.why-card {
  background: var(--ink-soft);
  border: 1px solid #353A41;
  border-radius: var(--r);
  padding: 1.3rem;
  border-top: 3px solid var(--red);
}
.why-card b {
  font-family: var(--font-display);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .03em;
  font-size: 1.05rem;
  color: var(--white);
  display: block;
  margin-bottom: .4rem;
}
.why-card p { color: #AEB4BC; font-size: .95rem; }

/* ---------- Contact ---------- */
.contact-grid { display: grid; gap: 2.2rem; }
.contact h2 { margin-bottom: .8rem; }
.contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 1.6rem;
}
.contact-info {
  list-style: none;
  display: grid;
  gap: .9rem;
  background: var(--bg-soft);
  border: 1px solid var(--line);
  border-radius: var(--r);
  padding: 1.6rem;
  align-self: start;
}
.contact-info li {
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: .8rem;
  align-items: baseline;
  font-size: 1rem;
}
.ci-label {
  font-family: var(--font-display);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .05em;
  font-size: .76rem;
  color: var(--steel);
}
.contact-info a { font-weight: 600; color: var(--red); }
.contact-info a:hover { text-decoration: underline; }

/* ---------- Footer ---------- */
.site-footer {
  background: #0F1113;
  color: #9CA3AC;
  padding: clamp(2.4rem, 6vw, 3.4rem) 0 2.2rem;
}
.site-footer .wrap { display: grid; gap: 1.8rem; }
.site-footer .brand { color: var(--white); }
.site-footer p { font-size: .92rem; line-height: 1.6; }
.foot-links { display: flex; flex-wrap: wrap; gap: .9rem 1.6rem; }
.foot-links a { font-weight: 500; color: #C2C8CF; }
.foot-links a:hover { color: var(--red); }
.foot-legal {
  font-size: .8rem;
  color: #6B727B;
  border-top: 1px solid #23272B;
  padding-top: 1.4rem;
  line-height: 1.7;
}
.foot-legal a { color: #C2C8CF; text-decoration: underline; }

/* ---------- Sticky mobile quote bar ---------- */
.shopbar {
  position: fixed;
  left: 0; right: 0; bottom: 0;
  z-index: 48;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  background: var(--white);
  border-top: 1px solid var(--line);
  box-shadow: 0 -6px 24px rgba(22,24,27,.12);
  padding: .7rem var(--pad);
  transform: translateY(120%);
  transition: transform .28s cubic-bezier(.4,0,.2,1);
}
.shopbar.show { transform: translateY(0); }
.shopbar span { font-size: .9rem; color: var(--steel); }
.shopbar strong { color: var(--ink); }

/* ---------- Reveal animation ---------- */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .6s ease, transform .6s ease; }
.reveal.in { opacity: 1; transform: none; }
.reveal[data-delay="1"] { transition-delay: .08s; }
.reveal[data-delay="2"] { transition-delay: .16s; }
.reveal[data-delay="3"] { transition-delay: .24s; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
}

/* ===================================================================
   BREAKPOINTS
   =================================================================== */
@media (min-width: 620px) {
  .cat-grid { grid-template-columns: repeat(2, 1fr); }
  .why-cards { grid-template-columns: repeat(2, 1fr); }
  .trust .wrap { flex-direction: row; flex-wrap: wrap; gap: 1rem 2rem; justify-content: center; }
}

@media (min-width: 860px) {
  .hero .wrap { grid-template-columns: 1.15fr .85fr; align-items: center; }
  .hero__art { order: 2; }
  .featured-grid { grid-template-columns: .8fr 1.2fr; }
  .contact-grid { grid-template-columns: 1.2fr .8fr; align-items: start; }
  .why-grid { grid-template-columns: 1fr 1fr; align-items: start; }
}

@media (min-width: 960px) {
  .nav { display: flex; }
  .header-cta { display: inline-flex; margin-left: .4rem; }
  .nav-toggle { display: none; }
  .mobile-nav { display: none; }
  .shopbar { display: none; }
  .cat-grid { grid-template-columns: repeat(3, 1fr); }
}