/* ============================================================
   BOLT CORPORATION — styles.css
   Dark industrial aesthetic. Mobile-first. Blog-ready.
   ============================================================ */

/* ── RESET & BASE ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --black:       #0a0a0a;
  --off-black:   #111111;
  --dark:        #1a1a1a;
  --mid:         #2a2a2a;
  --border:      #2f2f2f;
  --muted:       #666666;
  --light-muted: #999999;
  --off-white:   #e8e4dc;
  --white:       #f5f2ec;
  --accent:      #e8b84b;
  --accent-dim:  #b8922e;
  --danger:      #c0392b;
  --success:     #27ae60;

  --font-head:   'Arial Black', 'Helvetica Neue', Arial, sans-serif;
  --font-body:   'Helvetica Neue', Helvetica, Arial, sans-serif;
  --font-mono:   'Courier New', Courier, monospace;

  --nav-h:       68px;
  --max-w:       1280px;
  --section-pad: clamp(4rem, 8vw, 7rem);
}

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

body {
  background: var(--off-black);
  color: var(--off-white);
  font-family: var(--font-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
address { font-style: normal; }

/* ── UTILITY ── */
.section-eyebrow {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  color: var(--muted);
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}

.accent { color: var(--accent); }

/* ── NAVIGATION ── */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(10, 10, 10, 0.96);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
  height: var(--nav-h);
}

.nav-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 2rem;
  height: 100%;
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-brand { display: flex; flex-direction: column; line-height: 1.1; }
.brand-name {
  font-family: var(--font-head);
  font-size: 1rem;
  letter-spacing: 0.12em;
  color: var(--white);
}
.brand-tagline {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  color: var(--muted);
  letter-spacing: 0.1em;
}

.nav-links {
  list-style: none;
  display: flex;
  gap: 2rem;
  margin-left: 2rem;
}

.nav-links a {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--light-muted);
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--white); }
.nav-links .nav-blog { color: var(--accent-dim); }
.nav-links .nav-blog:hover { color: var(--accent); }

.nav-phone {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  color: var(--accent);
  border: 1px solid var(--accent-dim);
  padding: 0.4rem 0.9rem;
  transition: background 0.2s, color 0.2s;
}
.nav-phone:hover { background: var(--accent); color: var(--black); }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  margin-left: auto;
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--off-white);
  transition: transform 0.3s, opacity 0.3s;
}
.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); }

.nav-mobile {
  display: none;
  flex-direction: column;
  background: var(--off-black);
  border-bottom: 1px solid var(--border);
  padding: 1.5rem 2rem;
  gap: 1.25rem;
}
.nav-mobile a {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--light-muted);
}
.nav-mobile.open { display: flex; }

/* ── HERO ── */
.hero {
  min-height: 100vh;
  padding-top: var(--nav-h);
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  max-width: var(--max-w);
  margin: 0 auto;
  padding-left: 2rem;
  padding-right: 2rem;
  gap: 4rem;
}

.hero-content { padding: var(--section-pad) 0; }

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 1.5rem;
}
.hero-eyebrow::before {
  content: '';
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.7); }
}

.hero-heading {
  font-family: var(--font-head);
  font-size: clamp(2.5rem, 5.5vw, 5rem);
  line-height: 1.05;
  letter-spacing: -0.01em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
}
.hero-word { display: block; }

.hero-sub {
  font-size: 1rem;
  color: var(--light-muted);
  max-width: 42ch;
  margin-bottom: 2.5rem;
  line-height: 1.7;
}

.btn-primary {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--black);
  background: var(--accent);
  padding: 1rem 2rem;
  border: none;
  cursor: pointer;
  transition: background 0.2s, transform 0.15s;
  font-weight: 700;
}
.btn-primary:hover { background: var(--white); transform: translateY(-1px); }

.hero-image {
  position: relative;
  overflow: hidden;
}
.hero-image::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(232,184,75,0.08) 0%, transparent 60%);
  z-index: 1;
  pointer-events: none;
}
.hero-image img {
  width: 100%;
  height: 620px;
  object-fit: cover;
  filter: grayscale(30%) contrast(1.1);
}

/* ── SERVICES ── */
.services {
  background: var(--black);
  padding: var(--section-pad) 2rem;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.section-header {
  max-width: var(--max-w);
  margin: 0 auto 3rem;
}

.section-title {
  font-family: var(--font-head);
  font-size: clamp(1.5rem, 3vw, 2.5rem);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--white);
}

.services-grid {
  max-width: var(--max-w);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
}

.service-card {
  background: var(--black);
  padding: 2.5rem 2rem;
  transition: background 0.25s;
}
.service-card:hover { background: var(--dark); }

.service-index {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--accent);
  letter-spacing: 0.1em;
  margin-bottom: 1.25rem;
}

.service-name {
  font-family: var(--font-head);
  font-size: 1.1rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--white);
  margin-bottom: 1rem;
  line-height: 1.2;
}

.service-desc {
  font-size: 0.88rem;
  color: var(--light-muted);
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

.service-specs {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}
.service-specs li {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  color: var(--muted);
  padding-left: 1rem;
  position: relative;
}
.service-specs li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--accent-dim);
}

/* ── ABOUT / STATS ── */
.about {
  background: var(--off-black);
  padding: var(--section-pad) 2rem;
  text-align: center;
  border-bottom: 1px solid var(--border);
}

.about-heading {
  font-family: var(--font-head);
  font-size: clamp(2rem, 4vw, 3.5rem);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--white);
  margin-bottom: 3rem;
  line-height: 1.1;
}

.stats-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  max-width: 900px;
  margin: 0 auto;
  border: 1px solid var(--border);
  flex-wrap: wrap;
}

.stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 2rem 3rem;
  gap: 0.4rem;
  flex: 1;
  min-width: 150px;
}

.stat-divider {
  width: 1px;
  height: 60px;
  background: var(--border);
  flex-shrink: 0;
}

.stat-label {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.14em;
  color: var(--muted);
  text-transform: uppercase;
}
.stat-value {
  font-family: var(--font-head);
  font-size: 1.4rem;
  letter-spacing: 0.06em;
  color: var(--accent);
  text-transform: uppercase;
}

/* ── CONTACT FORM ── */
.contact {
  background: var(--black);
  padding: var(--section-pad) 2rem;
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 5rem;
  max-width: var(--max-w);
  margin: 0 auto;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.contact-header { margin-bottom: 2.5rem; }

.contact-title {
  font-family: var(--font-head);
  font-size: clamp(1.8rem, 3.5vw, 3rem);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--white);
  line-height: 1.05;
}

/* Form elements */
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  margin-bottom: 1.25rem;
}
.form-group:last-of-type { margin-bottom: 0; }

label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

.required { color: var(--accent); }

input[type="text"],
input[type="email"],
input[type="tel"],
select,
textarea {
  width: 100%;
  background: var(--dark);
  border: 1px solid var(--border);
  color: var(--off-white);
  font-family: var(--font-body);
  font-size: 0.9rem;
  padding: 0.85rem 1rem;
  outline: none;
  transition: border-color 0.2s, background 0.2s;
  -webkit-appearance: none;
  appearance: none;
  border-radius: 0;
}

input:focus,
select:focus,
textarea:focus {
  border-color: var(--accent-dim);
  background: var(--mid);
}

input[aria-invalid="true"],
select[aria-invalid="true"],
textarea[aria-invalid="true"] {
  border-color: var(--danger);
}

select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23666' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
  cursor: pointer;
}

select option {
  background: var(--dark);
  color: var(--off-white);
}

textarea { resize: vertical; min-height: 130px; }

.field-error {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--danger);
  letter-spacing: 0.05em;
  min-height: 1em;
}

.form-message {
  display: none;
  padding: 0.85rem 1rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  margin-bottom: 1rem;
  border-radius: 0;
}
.form-message--error {
  background: rgba(192, 57, 43, 0.12);
  border: 1px solid var(--danger);
  color: #e74c3c;
}
.form-message--success {
  background: rgba(39, 174, 96, 0.12);
  border: 1px solid var(--success);
  color: #2ecc71;
}
.form-message.visible { display: block; }

/* Submit button */
.btn-submit {
  margin-top: 1.5rem;
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--black);
  background: var(--accent);
  padding: 1.1rem 2.5rem;
  border: none;
  cursor: pointer;
  transition: background 0.2s, transform 0.15s, opacity 0.2s;
  font-weight: 700;
  position: relative;
}
.btn-submit:hover { background: var(--white); }
.btn-submit:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

.btn-submit .btn-loading { display: none; }
.btn-submit.submitting .btn-text { display: none; }
.btn-submit.submitting .btn-loading { display: inline; }

/* Contact sidebar */
.contact-sidebar {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  padding-top: 5.5rem;
  border-left: 1px solid var(--border);
  padding-left: 3rem;
}

.sidebar-block { display: flex; flex-direction: column; gap: 0.5rem; }
.sidebar-label {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}
.sidebar-address {
  font-size: 0.9rem;
  color: var(--off-white);
  line-height: 1.7;
}
.sidebar-link {
  display: block;
  font-size: 0.88rem;
  color: var(--accent);
  transition: color 0.2s;
}
.sidebar-link:hover { color: var(--white); }
.sidebar-hours {
  font-size: 0.88rem;
  color: var(--light-muted);
  line-height: 1.7;
}
.sidebar-hours strong { color: var(--off-white); }

/* ── BLOG TEASER (SEO-ready placeholder) ── */
.blog-teaser {
  background: var(--off-black);
  padding: var(--section-pad) 2rem;
  border-bottom: 1px solid var(--border);
}

.blog-teaser-inner {
  max-width: var(--max-w);
  margin: 0 auto;
}

.blog-teaser-title {
  font-family: var(--font-head);
  font-size: clamp(1.8rem, 3.5vw, 3rem);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--white);
  line-height: 1.05;
  margin-bottom: 1rem;
}

.blog-teaser-sub {
  font-size: 0.95rem;
  color: var(--light-muted);
  max-width: 52ch;
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

.blog-coming-soon {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  border: 1px solid var(--border);
  padding: 0.5rem 1rem;
}

/* ── FOOTER ── */
.site-footer {
  background: var(--black);
  border-top: 1px solid var(--border);
  padding: 2rem;
}

.footer-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
}

.footer-brand { display: flex; flex-direction: column; gap: 0.25rem; }
.footer-copy {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.1em;
  color: var(--muted);
  text-transform: uppercase;
}

.footer-nav {
  display: flex;
  gap: 1.75rem;
  flex-wrap: wrap;
}
.footer-nav a {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  transition: color 0.2s;
}
.footer-nav a:hover { color: var(--accent); }

/* ── RESPONSIVE ── */
@media (max-width: 1024px) {
  .contact {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  .contact-sidebar {
    border-left: none;
    border-top: 1px solid var(--border);
    padding-left: 0;
    padding-top: 2rem;
    flex-direction: row;
    flex-wrap: wrap;
    gap: 2rem 3rem;
  }
}

@media (max-width: 900px) {
  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
    padding-top: calc(var(--nav-h) + 2rem);
    padding-bottom: 3rem;
    gap: 2.5rem;
  }
  .hero-image img { height: 380px; }

  .services-grid { grid-template-columns: 1fr; }
  .services-grid .service-card { border-bottom: 1px solid var(--border); }

  .stats-bar { flex-direction: column; }
  .stat-divider { width: 100%; height: 1px; }
  .stat { padding: 1.5rem 2rem; width: 100%; }
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-phone { display: none; }
  .nav-toggle { display: flex; }

  .form-row { grid-template-columns: 1fr; }

  .footer-inner { flex-direction: column; align-items: flex-start; gap: 1.25rem; }
}

@media (max-width: 480px) {
  .nav-inner { padding: 0 1rem; }
  .hero { padding-left: 1rem; padding-right: 1rem; }
  .services { padding-left: 1rem; padding-right: 1rem; }
  .about { padding-left: 1rem; padding-right: 1rem; }
  .contact { padding-left: 1rem; padding-right: 1rem; }
  .blog-teaser { padding-left: 1rem; padding-right: 1rem; }
  .site-footer { padding-left: 1rem; padding-right: 1rem; }
}

/* ── REDUCED MOTION ── */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}