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

:root {
  --dark: #020101;
  --off-white: #FFFFF6;
  --gray: #4B4F58;
  --light-bg: #f5f5f0;
  --accent: #1a6fc4;
  --accent-hover: #1459a0;
  --white: #ffffff;
  --font-heading: 'Tenor Sans', serif;
  --font-body: 'Poppins', sans-serif;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  color: var(--gray);
  background: var(--white);
  line-height: 1.7;
}

/* ── NAV ── */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 4%;
  background: rgba(2, 1, 1, 0.88);
  backdrop-filter: blur(8px);
}

.nav-logo img {
  height: 38px;
  width: auto;
  display: block;
}

.nav-links {
  list-style: none;
  display: flex;
  gap: 2.5rem;
}

.nav-links a {
  color: var(--off-white);
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  transition: color 0.2s;
}

.nav-links a:hover,
.nav-links a.active { color: var(--accent); }

/* ── HAMBURGER ── */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
}

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

/* ── HERO ── */
.hero {
  position: relative;
  min-height: 94vh;
  display: flex;
  align-items: flex-end;
  background: #0B1E3D;
  padding: 0 4% 5rem;
  overflow: hidden;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 760px;
}

.hero h1 {
  font-family: var(--font-heading);
  font-size: clamp(2.2rem, 5vw, 4rem);
  color: var(--off-white);
  line-height: 1.15;
  font-weight: 400;
  -webkit-text-stroke: 0.5px var(--off-white);
  margin-bottom: 1.2rem;
}

.hero p {
  font-size: 1.1rem;
  color: rgba(255, 255, 246, 0.82);
  margin-bottom: 2rem;
  max-width: 540px;
}

/* ── BUTTONS ── */
.btn {
  display: inline-block;
  padding: 0.7rem 1.8rem;
  border-radius: 3px;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  text-decoration: none;
  transition: background 0.2s, transform 0.15s;
}

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

.btn-primary:hover {
  background: var(--accent-hover);
  transform: scale(0.97);
}

.btn-outline {
  border: 1.5px solid var(--accent);
  color: var(--accent);
  background: transparent;
}

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

/* ── SECTIONS ── */
section { padding: 5rem 4%; }

.section-label {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.6rem;
}

.section-title {
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  color: var(--dark);
  font-weight: 400;
  line-height: 1.25;
  margin-bottom: 1.2rem;
}

.section-intro {
  font-size: 1rem;
  color: var(--gray);
  max-width: 680px;
  line-height: 1.8;
}

/* ── HOME: ABOUT STRIP ── */
.about {
  background: var(--dark);
  color: var(--off-white);
  text-align: center;
  padding: 4rem 4%;
}

.about .section-title { color: var(--off-white); }

.about p {
  color: rgba(255,255,246,0.75);
  max-width: 700px;
  margin: 0 auto 2rem;
}

/* ── HOME: SERVICES PREVIEW ── */
.services-preview { background: var(--light-bg); }

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
  margin-top: 2.5rem;
}

.service-card {
  background: var(--white);
  border-radius: 4px;
  padding: 2rem 1.6rem;
  border-top: 3px solid var(--accent);
  transition: box-shadow 0.2s;
}

.service-card:hover { box-shadow: 0 8px 32px rgba(0,0,0,0.08); }

.service-card h3 {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 400;
  color: var(--dark);
  margin-bottom: 0.7rem;
}

.service-card p { font-size: 0.92rem; line-height: 1.75; }

/* ── SERVICES PAGE ── */
.page-hero {
  min-height: 38vh;
  background: var(--dark);
  display: flex;
  align-items: flex-end;
  padding: 5rem 4% 3rem;
  margin-top: 68px;
}

.page-hero h1 {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 4.5vw, 3.2rem);
  color: var(--off-white);
  font-weight: 400;
}

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

.service-block {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 3rem;
  padding: 3.5rem 0;
  border-bottom: 1px solid rgba(75,79,88,0.15);
}

.service-block:last-child { border-bottom: none; }

.service-block-label {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 400;
  color: var(--dark);
  line-height: 1.3;
  padding-top: 0.15rem;
}

.service-block-content p { font-size: 0.97rem; line-height: 1.85; margin-bottom: 1rem; }
.service-block-content p:last-child { margin-bottom: 0; }

/* ── ADVANTAGES ── */
.advantages { background: var(--light-bg); }

.advantages-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-top: 2.5rem;
}

.advantage-item {
  background: var(--white);
  border-radius: 4px;
  padding: 1.8rem 1.6rem;
}

.advantage-item .number {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--accent);
  margin-bottom: 0.5rem;
}

.advantage-item h3 {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--dark);
  margin-bottom: 0.6rem;
}

.advantage-item p { font-size: 0.9rem; line-height: 1.75; }

/* ── CTA BAND ── */
.cta-band {
  background: var(--accent);
  text-align: center;
  padding: 4rem 4%;
}

.cta-band h2 {
  font-family: var(--font-heading);
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  color: var(--white);
  font-weight: 400;
  margin-bottom: 1rem;
}

.cta-band p {
  color: rgba(255,255,255,0.85);
  margin-bottom: 1.8rem;
  max-width: 520px;
  margin-left: auto;
  margin-right: auto;
}

.btn-white {
  background: var(--white);
  color: var(--accent);
  font-weight: 700;
}

.btn-white:hover {
  background: var(--off-white);
  transform: scale(0.97);
}

/* ── CONTACTS PAGE ── */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  padding: 5rem 4%;
}

.contact-info h2 {
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 400;
  color: var(--dark);
  margin-bottom: 1rem;
}

.contact-info .lead {
  font-size: 1rem;
  line-height: 1.8;
  margin-bottom: 2.5rem;
}

.contact-details { display: flex; flex-direction: column; gap: 1.5rem; }

.contact-item dt {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.25rem;
}

.contact-item dd {
  font-size: 0.97rem;
  color: var(--dark);
  line-height: 1.6;
}

.contact-item dd a {
  color: var(--dark);
  text-decoration: none;
  border-bottom: 1px solid var(--accent);
  transition: color 0.2s;
}

.contact-item dd a:hover { color: var(--accent); }

.contact-form-area {
  background: var(--light-bg);
  border-radius: 6px;
  padding: 2.5rem 2rem;
}

.contact-form-area h3 {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 400;
  color: var(--dark);
  margin-bottom: 1.5rem;
}

.form-group { margin-bottom: 1.2rem; }

.form-group label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--gray);
  margin-bottom: 0.4rem;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1.5px solid rgba(75,79,88,0.25);
  border-radius: 3px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--dark);
  background: var(--white);
  transition: border-color 0.2s;
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus { border-color: var(--accent); }

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

/* ── FOOTER ── */
footer {
  background: var(--dark);
  color: rgba(255,255,246,0.6);
  text-align: center;
  padding: 2rem 4%;
  font-size: 0.82rem;
  line-height: 1.8;
}

footer .footer-logo { margin-bottom: 1rem; }
footer .footer-logo img { height: 22px; opacity: 0.7; }

footer a {
  color: rgba(255,255,246,0.6);
  text-decoration: none;
}

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

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0; right: 0;
    background: rgba(2,1,1,0.96);
    flex-direction: column;
    padding: 1.5rem 4%;
    gap: 1.2rem;
  }

  .nav-links.open { display: flex; }

  .nav-toggle { display: flex; }

  .service-block {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .contact-layout {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .hero { padding-bottom: 3.5rem; }
}

@media (max-width: 480px) {
  .services-grid, .advantages-grid { grid-template-columns: 1fr; }
}