:root {
  --bg: #000000;
  --text: #ffffff;
  --muted: rgba(255, 255, 255, 0.7);
  --line: rgba(255, 255, 255, 0.2);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 86px;
}

body {
  font-family: "Montserrat", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

a {
  color: var(--text);
  text-decoration: none;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 5;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 6vw;
  background: rgba(0, 0, 0, 0.9);
  border-bottom: 1px solid var(--line);
}

.brand {
  font-family: "Cinzel", serif;
  font-size: 1.1rem;
  letter-spacing: 0.08em;
}

.nav {
  display: flex;
  gap: 24px;
  font-size: 0.95rem;
}

.nav a {
  color: var(--muted);
  transition: color 0.2s ease;
}

.nav a:hover {
  color: var(--text);
}

.lang-switch {
  display: flex;
  gap: 8px;
}

.lang-btn {
  border: 1px solid var(--line);
  background: transparent;
  color: var(--muted);
  padding: 6px 10px;
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  cursor: pointer;
}

.lang-btn.active {
  color: var(--text);
  border-color: var(--text);
}

.hero {
  position: relative;
  min-height: 72vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  background: url("assets/hero-mvp.jpg") center 55%/cover no-repeat;
  background-color: #0a0a0a;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(rgba(0, 0, 0, 0.35), rgba(0, 0, 0, 0.65));
}

.hero-content {
  position: relative;
  z-index: 1;
  padding: 80px 6vw;
}

.hero h1 {
  font-family: "Cinzel", serif;
  font-size: clamp(2.2rem, 5vw, 4rem);
  letter-spacing: 0.08em;
}

.hero h2 {
  font-family: "Cinzel", serif;
  font-weight: 500;
  font-size: clamp(1.4rem, 3vw, 2.6rem);
  margin-top: 30vh;
  letter-spacing: 0.08em;
  color: rgba(255, 255, 255, 0.75);
}

.section {
  padding: 60px 6vw;
  scroll-margin-top: 86px;
}

.intro {
  border-top: 1px solid var(--line);
}

.single-col {
  max-width: 760px;
  margin: 0 auto;
}

.muted {
  color: var(--muted);
}

.single-col p {
  font-size: 1.05rem;
}

.single-col p + p {
  margin-top: 18px;
}

.image-split {
  padding: 0;
}

.service-image {
  height: 52vh;
  background: url("assets/interior-mvp.jpg") center 55%/cover no-repeat;
  background-color: #0a0a0a;
}

.services {
  border-top: 1px solid var(--line);
}

.services h3 {
  font-size: 1.2rem;
  margin-top: 26px;
}

.services p {
  color: var(--muted);
  margin-top: 6px;
}

.services h3:first-child {
  margin-top: 0;
}

.contact {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.contact h3 {
  font-size: 1.25rem;
  margin-bottom: 12px;
}

.contact-form {
  margin-top: 28px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

.contact-form h4 {
  font-size: 1.1rem;
  margin-bottom: 8px;
}

.form {
  display: grid;
  gap: 14px;
  margin-top: 18px;
}

.form-field {
  display: grid;
  gap: 8px;
  font-size: 0.95rem;
  color: var(--muted);
}

.form-field input,
.form-field textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.05);
  color: var(--text);
  font-family: "Montserrat", sans-serif;
  border-radius: 8px;
}

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

.form-submit {
  justify-self: start;
  padding: 12px 22px;
  border-radius: 999px;
  border: 1px solid var(--text);
  background: transparent;
  color: var(--text);
  font-weight: 600;
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease;
}

.form-submit:hover {
  background: var(--text);
  color: #111;
}

.form-note {
  margin-top: 12px;
  color: var(--muted);
  font-size: 0.95rem;
}

.footer-info {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 40px;
  text-align: center;
  border-bottom: 1px solid var(--line);
}

.footer-brand {
  font-family: "Cinzel", serif;
  font-size: 1.6rem;
  letter-spacing: 0.1em;
}

.footer-contact {
  text-align: left;
  color: var(--muted);
}

.chat {
  position: fixed;
  right: 22px;
  bottom: 22px;
  width: 56px;
  height: 56px;
  padding: 0;
  border-radius: 50%;
  border: 1px solid rgba(37, 211, 102, 0.35);
  background: #0f0f0f;
  color: #111;
  font-family: "Montserrat", sans-serif;
  font-weight: 600;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.35);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  justify-content: center;
}

.wa-fab {
  text-decoration: none;
}

.wa-fab svg {
  width: 26px;
  height: 26px;
  fill: #25d366;
}

.wa-fab:hover {
  border-color: #25d366;
  box-shadow: 0 10px 28px rgba(37, 211, 102, 0.35);
}

@media (max-width: 900px) {
  .nav {
    flex-wrap: wrap;
    justify-content: flex-end;
  }

  .hero h2 {
    margin-top: 18vh;
  }

  .footer-info {
    flex-direction: column;
  }

  .footer-contact {
    text-align: center;
  }
}

@media (max-width: 720px) {
  .site-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
    padding: 14px 5vw;
  }

  .nav {
    width: 100%;
    gap: 14px;
    flex-wrap: wrap;
    justify-content: flex-start;
    font-size: 0.9rem;
  }

  .lang-switch {
    align-self: flex-end;
  }

  .hero {
    min-height: 58vh;
  }

  .hero-content {
    padding: 70px 5vw 40px;
  }

  .hero h1 {
    font-size: clamp(1.8rem, 7vw, 2.6rem);
  }

  .hero h2 {
    margin-top: 14vh;
    font-size: clamp(1rem, 5vw, 1.6rem);
    letter-spacing: 0.06em;
  }

  .section {
    padding: 42px 5vw;
  }

  .single-col {
    max-width: 100%;
  }

  .service-image {
    height: 34vh;
  }

  .footer-info {
    gap: 18px;
    padding-bottom: 28px;
  }
}

@media (max-width: 480px) {
  .nav {
    gap: 10px 16px;
  }

  .hero {
    min-height: 52vh;
  }

  .hero h2 {
    margin-top: 12vh;
  }

  .chat {
    width: 52px;
    height: 52px;
    right: 16px;
    bottom: 16px;
  }

  .wa-fab svg {
    width: 24px;
    height: 24px;
  }
}