/* VARIATION PALETTE & TYPOGRAPHY
   charcoal: #3A3F44
   panel: #E6E4DF
   safety yellow: #F5C400
   ink: #1A1A1A
   headings: 'Oswald', sans-serif
   body: 'Source Sans 3', sans-serif
*/

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

html {
  background-color: #3A3F44;
  color: #1A1A1A;
  font-family: 'Source Sans 3', -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 17px;
  line-height: 1.6;
}

body {
  background-color: #3A3F44;
  color: #1A1A1A;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.container {
  width: 100%;
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 24px;
}

/* STAMPS */
.stamp {
  display: inline-block;
  font-family: 'Oswald', sans-serif;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1.5px;
  padding: 3px 8px;
  text-transform: uppercase;
  border: 2px solid #1A1A1A;
  line-height: 1;
}

.stamp-site {
  background-color: #F5C400;
  color: #1A1A1A;
}

.stamp-ok {
  background-color: #1A1A1A;
  color: #F5C400;
}

.stamp-spec {
  background-color: #E6E4DF;
  color: #1A1A1A;
}

/* 1. HEADER (CAUTION TAPE) */
.caution-tape {
  background-color: #1A1A1A;
  border-bottom: 3px solid #1A1A1A;
}

.caution-tape-track {
  background: repeating-linear-gradient(
    -45deg,
    #F5C400,
    #F5C400 24px,
    #1A1A1A 24px,
    #1A1A1A 48px
  );
  padding: 8px 12px;
  overflow: hidden;
  white-space: nowrap;
  border-bottom: 2px solid #1A1A1A;
}

.caution-tape-track span {
  display: inline-block;
  font-family: 'Oswald', sans-serif;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 2px;
  color: #1A1A1A;
  background-color: #F5C400;
  padding: 2px 8px;
}

.header-meta-bar {
  background-color: #E6E4DF;
  padding: 14px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 3px solid #1A1A1A;
}

.header-brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-name {
  font-family: 'Oswald', sans-serif;
  font-size: 22px;
  font-weight: 700;
  letter-spacing: 2px;
  color: #1A1A1A;
}

.header-status {
  display: flex;
  align-items: center;
  gap: 10px;
}

.status-code {
  font-family: 'Oswald', sans-serif;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 1px;
  color: #1A1A1A;
}

/* 2. HERO */
.hero-section {
  background-color: #E6E4DF;
  padding: 56px 0;
  border-bottom: 3px solid #1A1A1A;
}

.hero-spec-grid {
  display: grid;
  grid-template-columns: 1.25fr 0.85fr;
  gap: 40px;
  align-items: start;
}

.hero-letter {
  border: 2px dashed #1A1A1A;
  padding: 36px 32px;
  background-color: #E6E4DF;
}

.salutation {
  font-family: 'Oswald', sans-serif;
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: #1A1A1A;
  margin-bottom: 22px;
  padding-bottom: 12px;
  border-bottom: 2px solid #1A1A1A;
}

.letter-body {
  font-size: 17px;
  color: #1A1A1A;
  margin-bottom: 18px;
  text-align: justify;
}

.signature-block {
  margin-top: 28px;
  padding-top: 18px;
  border-top: 2px dashed #1A1A1A;
}

.sign-label {
  display: block;
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: #3A3F44;
  margin-bottom: 4px;
}

.sign-name {
  display: block;
  font-family: 'Oswald', sans-serif;
  font-size: 26px;
  font-weight: 700;
  letter-spacing: 2px;
  color: #1A1A1A;
}

.hero-cta-row {
  margin-top: 28px;
}

.btn-industrial {
  display: inline-block;
  background-color: #F5C400;
  color: #1A1A1A;
  font-family: 'Oswald', sans-serif;
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-decoration: none;
  padding: 14px 26px;
  border: 3px solid #1A1A1A;
  transition: transform 0.1s ease;
}

.btn-industrial:hover {
  background-color: #1A1A1A;
  color: #F5C400;
}

.spec-image-frame {
  border: 3px solid #1A1A1A;
  background-color: #1A1A1A;
  padding: 12px;
}

.frame-tag {
  font-family: 'Oswald', sans-serif;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1.5px;
  color: #F5C400;
  margin-bottom: 8px;
}

.spec-image-frame img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid #3A3F44;
}

.frame-sub {
  font-family: 'Oswald', sans-serif;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 1px;
  color: #E6E4DF;
  margin-top: 10px;
  text-transform: uppercase;
}

/* 3. CAUTION */
.caution-section {
  background-color: #3A3F44;
  padding: 36px 0;
  border-bottom: 3px solid #1A1A1A;
}

.caution-stamps-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 22px;
}

.caution-pill {
  background-color: #E6E4DF;
  border: 2px solid #1A1A1A;
  padding: 6px 12px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: 'Oswald', sans-serif;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 1px;
  color: #1A1A1A;
}

.caution-text-block {
  background-color: #E6E4DF;
  border: 3px solid #1A1A1A;
  padding: 24px 28px;
}

.caution-statement {
  font-size: 17px;
  color: #1A1A1A;
  font-weight: 600;
}

/* 4. SERVICES */
.services-section {
  background-color: #E6E4DF;
  padding: 56px 0;
  border-bottom: 3px solid #1A1A1A;
}

.section-label-bar {
  display: flex;
  align-items: baseline;
  gap: 16px;
  border-bottom: 3px solid #1A1A1A;
  padding-bottom: 12px;
  margin-bottom: 32px;
}

.section-index {
  font-family: 'Oswald', sans-serif;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 1.5px;
  background-color: #1A1A1A;
  color: #F5C400;
  padding: 3px 8px;
}

.section-title {
  font-family: 'Oswald', sans-serif;
  font-size: 26px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: #1A1A1A;
}

.spec-box-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.spec-box {
  border: 2px dashed #1A1A1A;
  padding: 26px;
  background-color: #E6E4DF;
}

.spec-box-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 2px solid #1A1A1A;
  padding-bottom: 10px;
  margin-bottom: 16px;
}

.spec-code {
  font-family: 'Oswald', sans-serif;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 1px;
  color: #1A1A1A;
}

.spec-desc {
  font-size: 16px;
  color: #1A1A1A;
}

/* 5. HOURS */
.hours-section {
  background-color: #3A3F44;
  padding: 44px 0;
  border-bottom: 3px solid #1A1A1A;
}

.hours-border-panel {
  border: 3px solid #1A1A1A;
  background-color: #E6E4DF;
  padding: 28px 32px;
}

.hours-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
}

.hours-title {
  font-family: 'Oswald', sans-serif;
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: #1A1A1A;
}

.hours-prose {
  font-size: 17px;
  color: #1A1A1A;
  font-weight: 600;
}

/* 6. STEPS */
.steps-section {
  background-color: #E6E4DF;
  padding: 56px 0;
  border-bottom: 3px solid #1A1A1A;
}

.steps-industrial-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.step-block {
  border: 2px solid #1A1A1A;
  padding: 24px 20px;
  background-color: #E6E4DF;
}

.step-num {
  font-family: 'Oswald', sans-serif;
  font-size: 40px;
  font-weight: 700;
  letter-spacing: 2px;
  color: #F5C400;
  background-color: #1A1A1A;
  display: inline-block;
  padding: 2px 10px;
  line-height: 1;
  margin-bottom: 16px;
  border: 2px solid #1A1A1A;
}

.step-text {
  font-size: 15px;
  color: #1A1A1A;
  border-top: 3px solid #1A1A1A;
  padding-top: 14px;
}

/* 7. CONTACT */
.contact-section {
  background-color: #3A3F44;
  padding: 56px 0 36px 0;
  color: #E6E4DF;
}

.contact-stamped-panel {
  border: 3px solid #1A1A1A;
  background-color: #E6E4DF;
  padding: 36px 32px;
  color: #1A1A1A;
}

.contact-header-row {
  display: flex;
  align-items: center;
  gap: 16px;
  border-bottom: 3px solid #1A1A1A;
  padding-bottom: 16px;
  margin-bottom: 28px;
}

.contact-badge-group {
  display: flex;
  gap: 6px;
}

.contact-heading {
  font-family: 'Oswald', sans-serif;
  font-size: 24px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: #1A1A1A;
}

.contact-details-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 36px;
}

.contact-col {
  border: 2px dashed #1A1A1A;
  padding: 20px;
}

.col-label {
  display: block;
  font-family: 'Oswald', sans-serif;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 1.5px;
  color: #3A3F44;
  margin-bottom: 8px;
}

.contact-data {
  font-size: 16px;
  font-weight: 600;
  color: #1A1A1A;
  margin-bottom: 6px;
}

.contact-sub {
  font-size: 14px;
  color: #3A3F44;
}

.phone-link,
.mail-link {
  color: #1A1A1A;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.phone-link:hover,
.mail-link:hover {
  background-color: #F5C400;
}

/* PRIVACY */
.privacy-panel {
  border-top: 3px solid #1A1A1A;
  padding-top: 24px;
  margin-top: 12px;
}

.privacy-title {
  font-family: 'Oswald', sans-serif;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: #1A1A1A;
  margin-bottom: 10px;
}

.privacy-body {
  font-size: 14px;
  color: #3A3F44;
  line-height: 1.5;
}

.footer-bottom-line {
  margin-top: 28px;
  padding-top: 14px;
  border-top: 1px solid #1A1A1A;
  text-align: center;
  font-family: 'Oswald', sans-serif;
  font-size: 12px;
  letter-spacing: 2px;
  color: #3A3F44;
}

/* RESPONSIVE */
@media (max-width: 900px) {
  .hero-spec-grid {
    grid-template-columns: 1fr;
  }
  .spec-box-grid {
    grid-template-columns: 1fr;
  }
  .steps-industrial-grid {
    grid-template-columns: 1fr 1fr;
  }
  .contact-details-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 600px) {
  .steps-industrial-grid {
    grid-template-columns: 1fr;
  }
  .header-meta-bar {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }
  .contact-header-row {
    flex-direction: column;
    align-items: flex-start;
  }
}