:root {
  --black: #121212;
  --black-soft: #1c1c1e;
  --red: #d61f26;
  --red-dark: #a5151b;
  --white: #ffffff;
  --off-white: #f5f4f2;
  --gray: #5c5c5c;
  --border: #e3e1dd;

  --header-height: 76px;
  --max-width: 1100px;
  --radius: 6px;
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.12);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-height);
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--black);
  background: var(--white);
  line-height: 1.5;
}

section {
  scroll-margin-top: var(--header-height);
}

h1, h2, h3 {
  font-weight: 800;
  letter-spacing: -0.01em;
  line-height: 1.15;
}

h2 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  text-align: center;
}

p {
  color: var(--gray);
}

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

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

.section-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 5rem 1.5rem;
}

/* Buttons */

.btn {
  display: inline-block;
  padding: 0.9rem 1.75rem;
  border-radius: var(--radius);
  font-weight: 700;
  font-size: 1rem;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, background-color 0.15s ease, color 0.15s ease;
  text-align: center;
}

.btn:hover {
  transform: translateY(-2px);
}

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

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

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

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

.btn-call {
  background: var(--red);
  color: var(--white);
  padding: 0.6rem 1.1rem;
  font-size: 0.95rem;
}

.btn-call:hover {
  background: var(--red-dark);
}

/* Header */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--black);
  height: var(--header-height);
  border-bottom: 3px solid var(--red);
}

.header-inner {
  max-width: var(--max-width);
  height: 100%;
  margin: 0 auto;
  padding: 0 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.wordmark {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
  color: var(--white);
}

.wordmark-big {
  font-weight: 800;
  font-size: 1.25rem;
  letter-spacing: 0.02em;
}

.wordmark-small {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--red);
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.main-nav a:not(.btn) {
  color: var(--white);
  font-weight: 600;
  font-size: 0.95rem;
}

.main-nav a:not(.btn):hover {
  color: var(--red);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: transparent;
  border: none;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  height: 2px;
  width: 100%;
  background: var(--white);
}

/* Hero */

.hero {
  background: linear-gradient(180deg, var(--black) 0%, var(--black-soft) 100%);
  color: var(--white);
  padding: 6rem 1.5rem;
  text-align: center;
}

.hero-inner {
  max-width: 800px;
  margin: 0 auto;
}

.hero h1 {
  font-size: clamp(2.1rem, 5.5vw, 3.4rem);
  color: var(--white);
}

.hero-sub {
  margin-top: 1.25rem;
  font-size: 1.15rem;
  color: #cfcfcf;
}

.hero-actions {
  margin-top: 2.25rem;
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* Services */

.services {
  background: var(--off-white);
}

.service-grid {
  margin-top: 3rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}

.service-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2.5rem 2rem;
  text-align: center;
  box-shadow: var(--shadow);
}

.service-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 1.25rem;
  color: var(--red);
}

.service-card h3 {
  font-size: 1.3rem;
  margin-bottom: 0.75rem;
}

/* Pricing */

.pricing {
  background: var(--black);
  color: var(--white);
  text-align: center;
}

.pricing h2 {
  color: var(--white);
}

.pricing-sub {
  max-width: 620px;
  margin: 1rem auto 0;
  color: #c9c9c9;
}

.pricing-grid {
  margin-top: 3rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.75rem;
}

.price-card {
  background: var(--black-soft);
  border: 1px solid #2c2c2e;
  border-radius: var(--radius);
  padding: 2.25rem 1.75rem;
}

.price-card-featured {
  border-color: var(--red);
  transform: scale(1.03);
}

.price-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: #cfcfcf;
}

.price-card .price {
  font-size: 2rem;
  font-weight: 800;
  color: var(--red);
  margin: 0.6rem 0 0.75rem;
}

.price-card p {
  color: #b8b8b8;
  font-size: 0.95rem;
}

.pricing-note {
  max-width: 620px;
  margin: 2.5rem auto 1.75rem;
  font-size: 0.95rem;
  color: #b8b8b8;
}

/* Contact */

.contact-sub {
  text-align: center;
  max-width: 620px;
  margin: 1rem auto 0;
}

.contact-grid {
  margin-top: 3rem;
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 3rem;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
}

.contact-link,
.contact-area {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  padding: 1.25rem 1.5rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: border-color 0.15s ease, background-color 0.15s ease;
}

.contact-link:hover {
  border-color: var(--red);
  background: var(--off-white);
}

.contact-label {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--red);
}

.contact-value {
  font-size: 1.15rem;
  font-weight: 700;
}

.quote-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.quote-form label {
  font-weight: 700;
  font-size: 0.9rem;
}

.quote-form input:not([type="checkbox"]),
.quote-form select,
.quote-form textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 1rem;
  font-family: inherit;
  background: var(--white);
  color: var(--black);
}

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

.quote-form textarea {
  resize: vertical;
}

.btn-submit {
  margin-top: 0.5rem;
  width: 100%;
}

.btn-submit:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

.form-status {
  font-weight: 600;
  font-size: 0.95rem;
  min-height: 1.2em;
}

.form-status.success {
  color: #1a7d3a;
}

.form-status.error {
  color: var(--red-dark);
}

/* Footer */

.site-footer {
  background: var(--black);
  color: #d0d0d0;
  padding: 2.5rem 1.5rem;
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-brand {
  color: var(--white);
  font-weight: 800;
  letter-spacing: 0.02em;
}

.footer-brand span {
  color: var(--red);
  font-weight: 600;
  margin-left: 0.35rem;
}

.footer-details {
  display: flex;
  gap: 1.5rem;
  justify-content: center;
  flex-wrap: wrap;
  font-size: 0.9rem;
}

.footer-details a:hover {
  color: var(--red);
}

.footer-copy {
  font-size: 0.8rem;
  color: #8a8a8a;
}

/* Responsive */

@media (max-width: 860px) {
  .contact-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .main-nav {
    position: absolute;
    top: var(--header-height);
    left: 0;
    right: 0;
    background: var(--black);
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.25s ease;
    border-bottom: 3px solid var(--red);
  }

  .main-nav.open {
    max-height: 320px;
  }

  .main-nav a {
    padding: 1rem 1.5rem;
    border-top: 1px solid #2c2c2e;
  }

  .main-nav a.btn {
    margin: 1rem 1.5rem;
    text-align: center;
  }

  .nav-toggle {
    display: flex;
  }

  .price-card-featured {
    transform: none;
  }
}