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

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
               "Helvetica Neue", Arial, sans-serif;
  color: #0f172a;
  background: #fff;
  line-height: 1.6;
  -webkit-text-size-adjust: 100%;
}

a { color: #2563eb; text-decoration: none; }
a:hover { text-decoration: underline; }

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

ul { list-style: none; }

:root {
  --primary:   #1a3a6e;
  --accent:    #2563eb;
  --accent-h:  #1d4ed8;
  --bg-light:  #f0f4ff;
  --bg-gray:   #f8fafc;
  --border:    #e2e8f0;
  --text:      #0f172a;
  --text-muted:#64748b;
  --white:     #ffffff;
  --radius:    8px;
  --shadow:    0 2px 12px rgba(0,0,0,.08);
  --container: 1100px;
}

h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.25;
  color: var(--primary);
}
h1 { font-size: clamp(1.75rem, 4vw, 2.5rem); }
h2 { font-size: clamp(1.4rem, 3vw, 2rem); margin-bottom: 1rem; }
h3 { font-size: 1.15rem; }

p { margin-bottom: .75rem; }
p:last-child { margin-bottom: 0; }

.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: 1.25rem;
}

section { padding: 4rem 0; }

.disclaimer-strip {
  background: #fffbeb;
  border-bottom: 1px solid #fde68a;
  text-align: center;
  font-size: .8rem;
  color: #92400e;
  padding: .4rem 1rem;
  line-height: 1.4;
}

.site-header {
  background: var(--primary);
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 2px 8px rgba(0,0,0,.25);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 60px;
}

.logo {
  color: var(--white);
  font-weight: 800;
  font-size: 1.25rem;
  letter-spacing: -.5px;
  text-decoration: none;
}
.logo span { color: #93c5fd; }

.nav-list {
  display: flex;
  gap: 1.75rem;
  align-items: center;
}

.nav-list a {
  color: #bfdbfe;
  font-size: .9rem;
  font-weight: 500;
  transition: color .2s;
}
.nav-list a:hover, .nav-list a:focus { color: var(--white); text-decoration: none; }

.nav-cta {
  background: var(--accent);
  color: var(--white) !important;
  padding: .45rem 1.1rem;
  border-radius: var(--radius);
  font-weight: 600 !important;
  transition: background .2s !important;
}
.nav-cta:hover { background: var(--accent-h) !important; }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: transform .25s, opacity .25s;
}
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.mobile-nav {
  display: none;
  background: var(--primary);
  padding: 1rem 1.25rem 1.5rem;
  border-top: 1px solid rgba(255,255,255,.1);
}
.mobile-nav.open { display: block; }
.mobile-nav a {
  display: block;
  color: #bfdbfe;
  padding: .6rem 0;
  border-bottom: 1px solid rgba(255,255,255,.08);
  font-size: .95rem;
  font-weight: 500;
}
.mobile-nav a:last-child { border-bottom: none; }
.mobile-nav a:hover { color: var(--white); text-decoration: none; }

.hero {
  background: linear-gradient(135deg, var(--primary) 0%, #2563eb 100%);
  color: var(--white);
  padding: 5rem 0 4rem;
}

.hero__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.hero__label {
  display: inline-block;
  background: rgba(255,255,255,.15);
  color: #bfdbfe;
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  padding: .3rem .75rem;
  border-radius: 20px;
  margin-bottom: 1rem;
}

.hero h1 {
  color: var(--white);
  margin-bottom: 1rem;
}

.hero__sub {
  color: #bfdbfe;
  font-size: 1.05rem;
  margin-bottom: 1.5rem;
}

.hero__badges {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
}
.hero__badge {
  background: rgba(255,255,255,.12);
  border: 1px solid rgba(255,255,255,.2);
  color: var(--white);
  font-size: .8rem;
  padding: .3rem .7rem;
  border-radius: 20px;
}

.hero__form-card {
  background: var(--white);
  border-radius: 12px;
  padding: 2rem;
  box-shadow: 0 8px 32px rgba(0,0,0,.18);
}
.hero__form-card h3 {
  color: var(--primary);
  margin-bottom: 1.25rem;
  font-size: 1.1rem;
}

.form-group { margin-bottom: 1rem; }
.form-group label {
  display: block;
  font-size: .85rem;
  font-weight: 600;
  color: #374151;
  margin-bottom: .35rem;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: .65rem .85rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: .95rem;
  font-family: inherit;
  color: var(--text);
  background: var(--white);
  transition: border-color .2s, box-shadow .2s;
  appearance: auto;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(37,99,235,.12);
}
.form-group textarea { resize: vertical; min-height: 80px; }

.form-disclaimer {
  font-size: .75rem;
  color: var(--text-muted);
  margin-top: .75rem;
  line-height: 1.45;
}
.form-disclaimer a { color: var(--text-muted); text-decoration: underline; }

.btn {
  display: inline-block;
  padding: .75rem 1.75rem;
  border-radius: var(--radius);
  font-size: 1rem;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  border: none;
  transition: background .2s, transform .1s;
  text-align: center;
}
.btn:active { transform: scale(.98); }

.btn-primary {
  background: var(--accent);
  color: var(--white);
  width: 100%;
}
.btn-primary:hover { background: var(--accent-h); text-decoration: none; }

.btn-outline {
  background: transparent;
  color: var(--accent);
  border: 2px solid var(--accent);
}
.btn-outline:hover { background: var(--accent); color: var(--white); text-decoration: none; }

.btn-white {
  background: var(--white);
  color: var(--primary);
}
.btn-white:hover { background: #e0e7ff; text-decoration: none; }

.benefits { background: var(--bg-light); padding: 2.5rem 0; }
.benefits__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.benefit-item {
  display: flex;
  flex-direction: column;
  gap: .4rem;
}
.benefit-item h3 { font-size: .95rem; margin-bottom: .2rem; }
.benefit-item p { font-size: .85rem; color: var(--text-muted); margin: 0; }

.work-types { background: var(--white); }
.section-header { text-align: center; margin-bottom: 2.5rem; }
.section-header p { color: var(--text-muted); max-width: 600px; margin-inline: auto; }

.works-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}
.work-card {
  background: var(--bg-light);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
  transition: border-color .2s, box-shadow .2s, transform .2s;
}
.work-card:hover {
  border-color: var(--accent);
  box-shadow: var(--shadow);
  transform: translateY(-2px);
}
.work-card h3 { font-size: .95rem; margin-bottom: .35rem; color: var(--primary); }
.work-card p { font-size: .8rem; color: var(--text-muted); margin-bottom: .5rem; }
.work-card__price {
  font-size: .85rem;
  font-weight: 700;
  color: var(--accent);
}

.disciplines { background: var(--bg-gray); }
.disciplines__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: .75rem;
  margin-top: 2rem;
}
.disc-item {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: .85rem 1rem;
  font-size: .9rem;
  font-weight: 500;
  color: var(--text);
  transition: border-color .2s;
}
.disc-item:hover { border-color: var(--accent); }

.how-it-works { background: var(--white); }
.steps {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1rem;
  position: relative;
}
.steps::before {
  content: "";
  position: absolute;
  top: 28px;
  left: calc(10% + 20px);
  right: calc(10% + 20px);
  height: 2px;
  background: var(--border);
  z-index: 0;
}
.step {
  text-align: center;
  position: relative;
  z-index: 1;
}
.step__num {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--accent);
  color: var(--white);
  font-weight: 800;
  font-size: 1.1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1rem;
  border: 3px solid var(--white);
  box-shadow: 0 0 0 3px var(--accent);
}
.step h3 { font-size: .9rem; margin-bottom: .3rem; }
.step p { font-size: .8rem; color: var(--text-muted); }

.guarantees-preview { background: var(--bg-light); }
.guarantees-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-bottom: 2rem;
}
.guarantee-card {
  background: var(--white);
  border-left: 4px solid var(--accent);
  border-radius: var(--radius);
  padding: 1.5rem;
  box-shadow: var(--shadow);
}
.guarantee-card h3 { font-size: 1rem; margin-bottom: .4rem; }
.guarantee-card p { font-size: .875rem; color: var(--text-muted); }
.guarantees-preview .cta-link { display: block; text-align: center; }

.faq-section { background: var(--bg-gray); }
.faq-list { max-width: 780px; margin-inline: auto; }
.faq-item {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: .75rem;
  background: var(--white);
  overflow: hidden;
}
.faq-question {
  width: 100%;
  background: none;
  border: none;
  text-align: left;
  padding: 1.1rem 1.25rem;
  font-size: .95rem;
  font-weight: 600;
  color: var(--primary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  font-family: inherit;
  transition: background .15s;
}
.faq-question:hover { background: var(--bg-light); }
.faq-question[aria-expanded="true"] { background: var(--bg-light); }
.faq-arrow {
  flex-shrink: 0;
  font-size: 1.1rem;
  transition: transform .25s;
  color: var(--accent);
}
.faq-question[aria-expanded="true"] .faq-arrow { transform: rotate(180deg); }
.faq-answer {
  display: none;
  padding: 0 1.25rem 1.1rem;
  font-size: .9rem;
  color: var(--text-muted);
  line-height: 1.65;
}
.faq-answer.open { display: block; }

.cta-section {
  background: linear-gradient(135deg, var(--primary) 0%, #2563eb 100%);
  color: var(--white);
  padding: 4rem 0;
  text-align: center;
}
.cta-section h2 { color: var(--white); margin-bottom: .75rem; }
.cta-section p { color: #bfdbfe; margin-bottom: 2rem; max-width: 560px; margin-inline: auto; }
.cta-form-inline {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
  justify-content: center;
  max-width: 600px;
  margin-inline: auto;
}
.cta-form-inline input,
.cta-form-inline select {
  flex: 1 1 180px;
  padding: .7rem 1rem;
  border-radius: var(--radius);
  border: none;
  font-size: .95rem;
  font-family: inherit;
}
.cta-form-inline .btn { flex-shrink: 0; }
.cta-form-inline .form-disclaimer {
  width: 100%;
  color: rgba(255,255,255,.55);
  font-size: .73rem;
}
.cta-form-inline .form-disclaimer a { color: rgba(255,255,255,.55); }

.site-footer {
  background: #0f172a;
  color: #94a3b8;
  padding: 3rem 0 1.5rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 2rem;
  margin-bottom: 2.5rem;
}
.footer-brand .logo { color: var(--white); font-size: 1.1rem; margin-bottom: .75rem; display: block; }
.footer-brand p { font-size: .85rem; line-height: 1.55; }
.footer-col h4 {
  color: var(--white);
  font-size: .9rem;
  margin-bottom: .85rem;
  font-weight: 600;
}
.footer-col a {
  display: block;
  color: #94a3b8;
  font-size: .85rem;
  margin-bottom: .45rem;
  transition: color .2s;
}
.footer-col a:hover { color: var(--white); text-decoration: none; }
.footer-bottom {
  border-top: 1px solid #1e293b;
  padding-top: 1.25rem;
  font-size: .8rem;
}
.footer-disclaimer {
  background: #1e293b;
  border-radius: var(--radius);
  padding: .85rem 1rem;
  font-size: .8rem;
  color: #64748b;
  margin-bottom: 1.5rem;
  line-height: 1.55;
}

.page-hero {
  background: var(--primary);
  color: var(--white);
  padding: 3rem 0 2.5rem;
}
.page-hero h1 { color: var(--white); font-size: clamp(1.5rem, 3vw, 2rem); margin-bottom: .5rem; }
.breadcrumb {
  display: flex;
  gap: .5rem;
  align-items: center;
  font-size: .85rem;
  color: #93c5fd;
  margin-bottom: .75rem;
  flex-wrap: wrap;
}
.breadcrumb a { color: #93c5fd; }
.breadcrumb span { color: rgba(255,255,255,.45); }

.inner-content { padding: 3.5rem 0; }
.prose h2 { font-size: 1.35rem; margin: 2rem 0 .75rem; }
.prose h3 { font-size: 1.1rem; margin: 1.5rem 0 .5rem; }
.prose p, .prose li { font-size: .95rem; color: #334155; line-height: 1.7; }
.prose ul { list-style: disc; padding-left: 1.5rem; margin-bottom: 1rem; }
.prose ul li { margin-bottom: .35rem; }
.prose strong { color: var(--primary); }

.guarantee-detail-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
  margin: 2rem 0;
}
.guarantee-detail-card {
  background: var(--bg-light);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
}
.guarantee-detail-card h3 { font-size: 1rem; margin-bottom: .5rem; }
.guarantee-detail-card p { font-size: .875rem; color: var(--text-muted); margin: 0; }

.contact-card {
  background: var(--bg-light);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 2rem;
  margin-bottom: 1.5rem;
}
.contact-card h3 { margin-bottom: 1rem; }
.contact-email {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 1rem;
}
.contact-email:hover { text-decoration: underline; }

.info-box {
  background: #eff6ff;
  border: 1px solid #bfdbfe;
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
  font-size: .9rem;
  color: #1e40af;
  margin-bottom: 1.5rem;
}

.legal-content {
  max-width: 860px;
  margin-inline: auto;
}
.legal-content h1 { font-size: 1.6rem; margin-bottom: .5rem; }
.legal-date { color: var(--text-muted); font-size: .85rem; margin-bottom: 2rem; }

.text-center { text-align: center; }
.mt-1 { margin-top: .5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mb-2 { margin-bottom: 1rem; }
.section-tag {
  display: inline-block;
  background: var(--bg-light);
  color: var(--accent);
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  padding: .3rem .75rem;
  border-radius: 20px;
  margin-bottom: .75rem;
  border: 1px solid #bfdbfe;
}

.not-found {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 60vh;
  text-align: center;
  padding: 3rem 1.25rem;
}
.not-found__code {
  font-size: clamp(5rem, 15vw, 9rem);
  font-weight: 900;
  color: var(--bg-light);
  line-height: 1;
  margin-bottom: .5rem;
  text-shadow: 0 2px 0 var(--border);
}
.not-found h1 { font-size: 1.75rem; margin-bottom: .75rem; }
.not-found p { color: var(--text-muted); margin-bottom: 1.5rem; }

@media (max-width: 1024px) {
  .works-grid { grid-template-columns: repeat(3, 1fr); }
  .disciplines__grid { grid-template-columns: repeat(3, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .nav-list { display: none; }
  .hamburger { display: flex; }

  .hero__inner { grid-template-columns: 1fr; }
  .hero { padding: 3rem 0 2.5rem; }
  .hero__form-card { margin-top: .5rem; }

  .benefits__grid { grid-template-columns: repeat(2, 1fr); }
  .works-grid { grid-template-columns: repeat(2, 1fr); }
  .disciplines__grid { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(1, 1fr); gap: 1.5rem; }
  .steps::before { display: none; }
  .guarantees-grid { grid-template-columns: 1fr; }
  .guarantee-detail-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 1.5rem; }
  .footer-bottom { flex-direction: column; }
  .cta-form-inline { flex-direction: column; }
  .cta-form-inline input, .cta-form-inline select { flex: none; width: 100%; }
}

@media (max-width: 480px) {
  section { padding: 2.75rem 0; }
  .benefits__grid { grid-template-columns: 1fr; }
  .works-grid { grid-template-columns: 1fr; }
  .disciplines__grid { grid-template-columns: 1fr; }
  h1 { font-size: 1.6rem; }
}