/* ============================================================
   Mile High Fire Protection — Main Stylesheet
   Color Palette:
     --charcoal:   #1a1a1a
     --charcoal-2: #242424
     --charcoal-3: #2e2e2e
     --mid-gray:   #4a4a4a
     --light-gray: #9a9a9a
     --border:     #333333
     --white:      #ffffff
     --off-white:  #f4f4f4
     --red:        #c0392b
     --red-dark:   #a93226
     --red-light:  #e74c3c
============================================================ */

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

:root {
  --charcoal:   #1a1a1a;
  --charcoal-2: #242424;
  --charcoal-3: #2e2e2e;
  --mid-gray:   #4a4a4a;
  --light-gray: #9a9a9a;
  --border:     #333333;
  --white:      #ffffff;
  --off-white:  #f4f4f4;
  --red:        #c0392b;
  --red-dark:   #a93226;
  --red-light:  #e74c3c;
  --font-sans:  'Inter', 'Segoe UI', Arial, sans-serif;
  --font-mono:  'JetBrains Mono', 'Courier New', monospace;
  --max-width:  1160px;
  --section-pad: 96px;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  background-color: var(--charcoal);
  color: var(--white);
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--red-light);
  text-decoration: none;
  transition: color 0.2s;
}

a:hover {
  color: var(--white);
}

ul {
  list-style: none;
}

/* ── Typography ───────────────────────────────────────────── */
h1, h2, h3, h4, h5 {
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

h1 { font-size: clamp(2rem, 5vw, 3.25rem); }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.4rem); }
h3 { font-size: clamp(1.2rem, 2.5vw, 1.6rem); }
h4 { font-size: 1.1rem; }

p {
  color: #c8c8c8;
  max-width: 68ch;
}

.text-red    { color: var(--red-light); }
.text-gray   { color: var(--light-gray); }
.text-white  { color: var(--white); }
.text-center { text-align: center; }
.text-center p { margin-left: auto; margin-right: auto; }

/* ── Layout Utilities ─────────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

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

.section--dark  { background-color: var(--charcoal); }
.section--dark2 { background-color: var(--charcoal-2); }
.section--dark3 { background-color: var(--charcoal-3); }

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 40px;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

/* ── Section Labels ───────────────────────────────────────── */
.section-label {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--red-light);
  margin-bottom: 16px;
}

.section-label::before {
  content: '// ';
  opacity: 0.5;
}

/* ── Divider ──────────────────────────────────────────────── */
.divider {
  width: 48px;
  height: 3px;
  background: var(--red);
  margin: 20px 0 32px;
}

.divider--center {
  margin-left: auto;
  margin-right: auto;
}

/* ── Buttons ──────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  border-radius: 3px;
  cursor: pointer;
  transition: background 0.2s, color 0.2s, border-color 0.2s;
  border: 2px solid transparent;
  text-decoration: none;
}

.btn-primary {
  background: var(--red);
  color: var(--white);
  border-color: var(--red);
}

.btn-primary:hover {
  background: var(--red-dark);
  border-color: var(--red-dark);
  color: var(--white);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border-color: var(--border);
}

.btn-outline:hover {
  border-color: var(--white);
  color: var(--white);
}

.btn-ghost {
  background: transparent;
  color: var(--red-light);
  border-color: transparent;
  padding-left: 0;
}

.btn-ghost:hover {
  color: var(--white);
}

.btn-ghost::after {
  content: ' →';
}

/* ── Navigation ───────────────────────────────────────────── */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(26, 26, 26, 0.96);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
  transition: background 0.3s;
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.nav__logo img {
  height: 38px;
  width: auto;
}

.nav__logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.nav__logo-name {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--white);
  letter-spacing: 0.01em;
}

.nav__logo-tagline {
  font-size: 0.65rem;
  color: var(--light-gray);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-family: var(--font-mono);
}

.nav__links {
  display: flex;
  align-items: center;
  gap: 36px;
}

.nav__links a {
  font-size: 0.875rem;
  font-weight: 500;
  color: #c8c8c8;
  text-decoration: none;
  letter-spacing: 0.02em;
  transition: color 0.2s;
}

.nav__links a:hover,
.nav__links a.active {
  color: var(--white);
}

.nav__cta {
  display: flex;
  align-items: center;
  gap: 16px;
}

.nav__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
  background: none;
  border: none;
}

.nav__hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--white);
  transition: transform 0.3s, opacity 0.3s;
}

.nav__hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__hamburger.open span:nth-child(2) { opacity: 0; }
.nav__hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ── Mobile Nav ───────────────────────────────────────────── */
.nav__mobile {
  display: none;
  flex-direction: column;
  background: var(--charcoal-2);
  border-top: 1px solid var(--border);
  padding: 24px;
  gap: 20px;
}

.nav__mobile.open {
  display: flex;
}

.nav__mobile a {
  font-size: 1rem;
  font-weight: 500;
  color: #c8c8c8;
  text-decoration: none;
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
}

.nav__mobile a:last-child {
  border-bottom: none;
}

.nav__mobile a:hover {
  color: var(--white);
}

/* ── Page Header (inner pages) ────────────────────────────── */
.page-header {
  padding: 140px 0 72px;
  background: var(--charcoal-2);
  border-bottom: 1px solid var(--border);
}

.page-header__label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--red-light);
  margin-bottom: 16px;
}

.page-header__label::before {
  content: '// ';
  opacity: 0.5;
}

.page-header h1 {
  margin-bottom: 20px;
}

.page-header p {
  font-size: 1.1rem;
  max-width: 60ch;
}

/* ── Hero ─────────────────────────────────────────────────── */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: var(--charcoal);
  position: relative;
  overflow: hidden;
  padding-top: 68px;
}

.hero__bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 50% at 70% 50%, rgba(192, 57, 43, 0.07) 0%, transparent 70%),
    repeating-linear-gradient(
      0deg,
      transparent,
      transparent 39px,
      rgba(255,255,255,0.02) 39px,
      rgba(255,255,255,0.02) 40px
    ),
    repeating-linear-gradient(
      90deg,
      transparent,
      transparent 39px,
      rgba(255,255,255,0.02) 39px,
      rgba(255,255,255,0.02) 40px
    );
  pointer-events: none;
}

.hero__content {
  position: relative;
  z-index: 1;
  max-width: 760px;
}

.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--red-light);
  margin-bottom: 24px;
}

.hero__eyebrow::before {
  content: '';
  display: block;
  width: 32px;
  height: 2px;
  background: var(--red);
}

.hero h1 {
  margin-bottom: 28px;
  color: var(--white);
}

.hero h1 span {
  color: var(--red-light);
}

.hero__lead {
  font-size: 1.15rem;
  color: #b8b8b8;
  margin-bottom: 40px;
  max-width: 58ch;
}

.hero__actions {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

.hero__stats {
  display: flex;
  gap: 48px;
  margin-top: 72px;
  padding-top: 40px;
  border-top: 1px solid var(--border);
  flex-wrap: wrap;
}

.hero__stat-value {
  font-size: 2rem;
  font-weight: 700;
  color: var(--white);
  line-height: 1;
  margin-bottom: 4px;
}

.hero__stat-label {
  font-size: 0.78rem;
  color: var(--light-gray);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-family: var(--font-mono);
}

/* ── Cards ────────────────────────────────────────────────── */
.card {
  background: var(--charcoal-2);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 32px;
  transition: border-color 0.2s, transform 0.2s;
}

.card:hover {
  border-color: var(--red);
  transform: translateY(-2px);
}

.card__icon {
  width: 44px;
  height: 44px;
  background: rgba(192, 57, 43, 0.12);
  border: 1px solid rgba(192, 57, 43, 0.3);
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  font-size: 1.2rem;
}

.card h3 {
  font-size: 1.05rem;
  margin-bottom: 12px;
  color: var(--white);
}

.card p {
  font-size: 0.9rem;
  color: var(--light-gray);
  max-width: none;
}

/* ── Service Cards (Services Page) ───────────────────────── */
.service-block {
  background: var(--charcoal-2);
  border: 1px solid var(--border);
  border-left: 4px solid var(--red);
  border-radius: 4px;
  padding: 40px 40px 40px 36px;
  margin-bottom: 32px;
}

.service-block__header {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  margin-bottom: 24px;
}

.service-block__icon {
  width: 52px;
  height: 52px;
  background: rgba(192, 57, 43, 0.12);
  border: 1px solid rgba(192, 57, 43, 0.3);
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  flex-shrink: 0;
}

.service-block__title h2 {
  font-size: 1.4rem;
  margin-bottom: 4px;
}

.service-block__title span {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--red-light);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.service-block p {
  margin-bottom: 20px;
  max-width: none;
}

.service-block__meta {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-top: 28px;
  padding-top: 28px;
  border-top: 1px solid var(--border);
}

.service-block__meta-item h4 {
  font-size: 0.78rem;
  font-family: var(--font-mono);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--light-gray);
  margin-bottom: 10px;
}

.service-block__meta-item ul {
  list-style: none;
}

.service-block__meta-item ul li {
  font-size: 0.88rem;
  color: #c8c8c8;
  padding: 4px 0;
  padding-left: 16px;
  position: relative;
}

.service-block__meta-item ul li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--red);
  font-size: 0.75rem;
}

/* ── Checklist ────────────────────────────────────────────── */
.checklist {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.checklist li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.95rem;
  color: #c8c8c8;
}

.checklist li::before {
  content: '✓';
  color: var(--red-light);
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 2px;
}

/* ── Why Choose Section ───────────────────────────────────── */
.why-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: 4px;
  overflow: hidden;
}

.why-item {
  background: var(--charcoal-2);
  padding: 36px;
}

.why-item__number {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--red);
  letter-spacing: 0.1em;
  margin-bottom: 12px;
}

.why-item h3 {
  font-size: 1.05rem;
  margin-bottom: 10px;
  color: var(--white);
}

.why-item p {
  font-size: 0.88rem;
  color: var(--light-gray);
  max-width: none;
}

/* ── CTA Banner ───────────────────────────────────────────── */
.cta-banner {
  background: var(--red);
  padding: 72px 0;
}

.cta-banner h2 {
  color: var(--white);
  margin-bottom: 16px;
}

.cta-banner p {
  color: rgba(255,255,255,0.8);
  font-size: 1.05rem;
  margin-bottom: 36px;
}

.cta-banner .btn-outline {
  border-color: rgba(255,255,255,0.5);
  color: var(--white);
}

.cta-banner .btn-outline:hover {
  border-color: var(--white);
  background: rgba(255,255,255,0.1);
}

/* ── Testimonial / Quote Block ────────────────────────────── */
.quote-block {
  border-left: 4px solid var(--red);
  padding: 24px 32px;
  background: var(--charcoal-2);
  border-radius: 0 4px 4px 0;
}

.quote-block p {
  font-size: 1.1rem;
  font-style: italic;
  color: var(--white);
  max-width: none;
  margin-bottom: 16px;
}

.quote-block cite {
  font-size: 0.8rem;
  font-family: var(--font-mono);
  color: var(--light-gray);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-style: normal;
}

/* ── Process Steps ────────────────────────────────────────── */
.process-steps {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.process-step {
  display: flex;
  gap: 28px;
  padding: 32px 0;
  border-bottom: 1px solid var(--border);
}

.process-step:last-child {
  border-bottom: none;
}

.process-step__num {
  font-family: var(--font-mono);
  font-size: 2rem;
  font-weight: 700;
  color: var(--border);
  line-height: 1;
  flex-shrink: 0;
  width: 48px;
}

.process-step__content h3 {
  font-size: 1.05rem;
  margin-bottom: 8px;
  color: var(--white);
}

.process-step__content p {
  font-size: 0.9rem;
  color: var(--light-gray);
  max-width: none;
}

/* ── FAQ ──────────────────────────────────────────────────── */
.faq-item {
  border-bottom: 1px solid var(--border);
}

.faq-item:first-child {
  border-top: 1px solid var(--border);
}

.faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 24px 0;
  cursor: pointer;
  gap: 16px;
}

.faq-question h3 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--white);
}

.faq-toggle {
  width: 28px;
  height: 28px;
  border: 1px solid var(--border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--light-gray);
  font-size: 1.1rem;
  transition: background 0.2s, color 0.2s;
}

.faq-item.open .faq-toggle {
  background: var(--red);
  border-color: var(--red);
  color: var(--white);
}

.faq-answer {
  display: none;
  padding: 0 0 24px;
}

.faq-item.open .faq-answer {
  display: block;
}

.faq-answer p {
  font-size: 0.92rem;
  color: var(--light-gray);
  max-width: none;
}

/* ── Contact Form ─────────────────────────────────────────── */
.form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group.full {
  grid-column: 1 / -1;
}

.form-group label {
  font-size: 0.78rem;
  font-family: var(--font-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--light-gray);
}

.form-group label .required {
  color: var(--red-light);
  margin-left: 2px;
}

.form-group input,
.form-group select,
.form-group textarea {
  background: var(--charcoal-3);
  border: 1px solid var(--border);
  border-radius: 3px;
  color: var(--white);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  padding: 12px 16px;
  transition: border-color 0.2s;
  width: 100%;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--red);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--mid-gray);
}

.form-group select option {
  background: var(--charcoal-3);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.form-note {
  font-size: 0.8rem;
  color: var(--light-gray);
  margin-top: 8px;
}

/* ── Info Sidebar ─────────────────────────────────────────── */
.info-card {
  background: var(--charcoal-2);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 32px;
  margin-bottom: 24px;
}

.info-card h3 {
  font-size: 1rem;
  margin-bottom: 16px;
  color: var(--white);
}

.info-card p {
  font-size: 0.88rem;
  color: var(--light-gray);
  max-width: none;
}

.info-card ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.info-card ul li {
  font-size: 0.88rem;
  color: #c8c8c8;
  padding-left: 16px;
  position: relative;
}

.info-card ul li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--red);
  font-size: 0.75rem;
}

/* ── Tag Pills ────────────────────────────────────────────── */
.tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--red-light);
  background: rgba(192, 57, 43, 0.1);
  border: 1px solid rgba(192, 57, 43, 0.25);
  border-radius: 2px;
  padding: 3px 8px;
}

/* ── Footer ───────────────────────────────────────────────── */
.footer {
  background: var(--charcoal-2);
  border-top: 1px solid var(--border);
  padding: 64px 0 32px;
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer__brand img {
  height: 36px;
  width: auto;
  margin-bottom: 16px;
}

.footer__brand p {
  font-size: 0.85rem;
  color: var(--light-gray);
  max-width: 30ch;
}

.footer__col h4 {
  font-size: 0.72rem;
  font-family: var(--font-mono);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--light-gray);
  margin-bottom: 16px;
}

.footer__col ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer__col ul li a {
  font-size: 0.88rem;
  color: #9a9a9a;
  text-decoration: none;
  transition: color 0.2s;
}

.footer__col ul li a:hover {
  color: var(--white);
}

.footer__bottom {
  border-top: 1px solid var(--border);
  padding-top: 28px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.footer__bottom p {
  font-size: 0.78rem;
  color: var(--mid-gray);
  max-width: none;
}

.footer__bottom-links {
  display: flex;
  gap: 24px;
}

.footer__bottom-links a {
  font-size: 0.78rem;
  color: var(--mid-gray);
  text-decoration: none;
  transition: color 0.2s;
}

.footer__bottom-links a:hover {
  color: var(--white);
}

/* ── Breadcrumb ───────────────────────────────────────────── */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  color: var(--light-gray);
  margin-bottom: 20px;
  font-family: var(--font-mono);
}

.breadcrumb a {
  color: var(--light-gray);
  text-decoration: none;
}

.breadcrumb a:hover {
  color: var(--white);
}

.breadcrumb span {
  color: var(--border);
}

/* ── Alert / Notice ───────────────────────────────────────── */
.notice {
  background: rgba(192, 57, 43, 0.08);
  border: 1px solid rgba(192, 57, 43, 0.25);
  border-radius: 4px;
  padding: 16px 20px;
  font-size: 0.88rem;
  color: #c8c8c8;
}

.notice strong {
  color: var(--red-light);
}

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

  .footer__grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
}

@media (max-width: 768px) {
  :root {
    --section-pad: 64px;
  }

  .nav__links,
  .nav__cta {
    display: none;
  }

  .nav__hamburger {
    display: flex;
  }

  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }

  .why-grid {
    grid-template-columns: 1fr;
  }

  .service-block__meta {
    grid-template-columns: 1fr;
  }

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

  .form-group.full {
    grid-column: 1;
  }

  .footer__grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .footer__bottom {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero__stats {
    gap: 32px;
  }

  .hero__actions {
    flex-direction: column;
    align-items: flex-start;
  }

  .service-block {
    padding: 28px 24px 28px 20px;
  }

  .service-block__header {
    flex-direction: column;
    gap: 12px;
  }
}

@media (max-width: 480px) {
  .hero__stats {
    flex-direction: column;
    gap: 24px;
  }
}