:root {
  --bg: #101010;
  --panel: #181818;
  --panel-2: #222222;
  --gold: #e1b82d;
  --gold-dark: #a88618;
  --text: #f2f0ee;
  --muted: #c5c2c0;
  --green: #20d366;
  --red: #ff4656;
  --border: rgba(225, 184, 45, 0.55);
  --radius: 18px;
  --display: "Playfair Display", Georgia, serif;
  --body: "DM Sans", Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--body);
  line-height: 1.5;
}

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

img {
  display: block;
  width: 100%;
}

button,
input,
select,
textarea {
  font: inherit;
}

.site-header {
  position: fixed;
  z-index: 20;
  top: 0;
  left: 0;
  right: 0;
  min-height: 78px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  padding: 0 48px;
  background: rgba(16, 16, 16, 0.96);
  border-bottom: 1px solid rgba(225, 184, 45, 0.12);
  backdrop-filter: blur(10px);
}

.brand {
  color: var(--gold);
  font-size: 27px;
  line-height: 1;
  font-weight: 800;
  letter-spacing: 1.1px;
}

.nav {
  display: flex;
  align-items: center;
  gap: 34px;
  margin-left: auto;
}

.nav a {
  font-size: 17px;
  font-weight: 600;
  transition: color .2s ease;
}

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

.whatsapp-btn,
.outline-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  min-height: 48px;
  padding: 0 27px;
  border-radius: 999px;
  font-weight: 700;
  white-space: nowrap;
  transition: transform .2s ease, filter .2s ease, background .2s ease;
}

.whatsapp-btn {
  background: var(--green);
  color: #fff;
}

.whatsapp-btn:hover {
  transform: translateY(-2px);
  filter: brightness(1.06);
}

.outline-btn {
  color: var(--gold);
  border: 2px solid var(--gold);
}

.outline-btn:hover {
  background: rgba(225, 184, 45, .08);
  transform: translateY(-2px);
}

.wa-icon {
  font-size: 15px;
}

.header-whatsapp {
  min-height: 47px;
  padding: 0 23px;
}

.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  padding: 9px;
  border: 0;
  border-radius: 8px;
  background: transparent;
  cursor: pointer;
}

.menu-toggle span {
  display: block;
  height: 2px;
  margin: 5px 0;
  background: #fff;
}

/* HERO */
.hero {
  position: relative;
  min-height: 100vh;
  padding-top: 78px;
  display: grid;
  place-items: center;
  overflow: hidden;
}

.hero-image,
.hero-overlay {
  position: absolute;
  inset: 0;
  height: 100%;
}

.hero-image {
  object-fit: cover;
  filter: saturate(.75);
}

.hero-overlay {
  background:
    linear-gradient(90deg, rgba(0,0,0,.86), rgba(0,0,0,.42) 52%, rgba(0,0,0,.66)),
    linear-gradient(0deg, rgba(0,0,0,.84), rgba(0,0,0,.1) 62%, rgba(0,0,0,.5));
}

.hero-content {
  position: relative;
  z-index: 1;
  width: min(1100px, 90%);
  margin-top: -20px;
  text-align: center;
}

.hero h1,
.section-title,
.offer-card h2 {
  font-family: var(--display);
  color: var(--gold);
}

.hero h1 {
  margin: 0;
  font-size: clamp(46px, 5.3vw, 78px);
  line-height: 1.06;
  letter-spacing: -1.5px;
}

.hero p {
  margin: 28px auto 35px;
  max-width: 900px;
  color: #e8e5e3;
  font-size: clamp(18px, 2vw, 24px);
  line-height: 1.45;
}

.hero-actions {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 18px;
}

/* SHARED SECTIONS */
.content-section {
  width: min(1440px, calc(100% - 80px));
  margin: 0 auto;
}

.portfolio-section {
  padding: 38px 0 100px;
}

.offer-card {
  padding: 56px 40px 48px;
  text-align: center;
  border: 2px solid var(--gold);
  border-radius: var(--radius);
  background: linear-gradient(145deg, #222, #1b1b1b);
  box-shadow: 0 20px 50px rgba(225, 184, 45, .13);
}

.offer-card h2 {
  margin: 0;
  font-size: clamp(32px, 3vw, 48px);
  line-height: 1.2;
}

.offer-card p {
  margin: 28px auto 30px;
  color: var(--muted);
  font-size: 20px;
  max-width: 1050px;
}

.offer-card .whatsapp-btn {
  margin: 0 auto;
}

.gallery {
  padding-top: 145px;
}

.section-title {
  margin: 0 0 68px;
  text-align: center;
  font-size: clamp(42px, 4vw, 58px);
  line-height: 1.1;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.gallery-item {
  overflow: hidden;
  border-radius: 13px;
  background: #222;
  aspect-ratio: 1.28 / 1;
}

.gallery-item img {
  height: 100%;
  object-fit: cover;
  transition: transform .5s ease;
}

.gallery-item:hover img {
  transform: scale(1.04);
}

/* CONTACT */
.contact-section {
  padding: 0 0 95px;
}

.contact-section .section-title {
  margin-bottom: 68px;
}

.contact-card {
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: 70px;
  padding: 60px;
  border: 1px solid rgba(225, 184, 45, .45);
  border-radius: var(--radius);
  background: #181818;
}

.contact-copy {
  padding-top: 5px;
}

.contact-copy h3 {
  margin: 0 0 15px;
  font-family: var(--display);
  font-size: 28px;
}

.contact-copy p {
  max-width: 580px;
  margin: 0 0 30px;
  color: var(--muted);
  font-size: 19px;
}

.contact-line {
  display: flex;
  align-items: center;
  gap: 17px;
  margin: 18px 0;
  font-size: 19px;
}

.contact-line span {
  width: 20px;
  color: var(--gold);
  text-align: center;
}

.contact-form {
  display: grid;
  gap: 23px;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  border: 1px solid #4a4a4a;
  border-radius: 10px;
  outline: none;
  background: #222;
  color: #f5f5f5;
  padding: 0 18px;
  min-height: 58px;
}

.contact-form textarea {
  padding-top: 17px;
  resize: vertical;
  min-height: 140px;
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
  color: #8e8e8e;
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  border-color: var(--gold);
}

.form-submit {
  border: 0;
  cursor: pointer;
  width: 100%;
  min-height: 58px;
  font-size: 18px;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
}

/* FLOATING BUTTONS */
.floating-actions {
  position: fixed;
  z-index: 30;
  right: 24px;
  bottom: 30px;
  display: flex;
  flex-direction: column;
  gap: 13px;
}

.float-btn {
  width: 64px;
  height: 64px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: #fff;
  font-size: 25px;
  box-shadow: 0 8px 25px rgba(0,0,0,.35);
  transition: transform .2s ease;
}

.float-btn:hover {
  transform: scale(1.07);
}

.whatsapp-float {
  background: var(--green);
}

.offer-float {
  background: var(--red);
}

/* FOOTER */
.footer {
  padding: 34px 20px;
  text-align: center;
  color: #888;
  border-top: 1px solid #262626;
  background: #0b0b0b;
}

/* RESPONSIVE */
@media (max-width: 900px) {
  .site-header {
    padding: 0 22px;
  }

  .brand {
    font-size: 21px;
  }

  .nav,
  .header-whatsapp {
    display: none;
  }

  .menu-toggle {
    display: block;
  }

  .site-header.menu-open {
    flex-wrap: wrap;
    padding-bottom: 18px;
  }

  .site-header.menu-open .nav {
    display: flex;
    order: 4;
    width: 100%;
    flex-direction: column;
    gap: 18px;
    padding-top: 12px;
  }

  .content-section {
    width: min(100% - 36px, 1440px);
  }

  .gallery-grid {
    grid-template-columns: 1fr;
  }

  .contact-card {
    grid-template-columns: 1fr;
    gap: 45px;
    padding: 35px 25px;
  }
}

@media (max-width: 600px) {
  .hero {
    min-height: 720px;
  }

  .hero-content {
    width: calc(100% - 30px);
  }

  .hero h1 {
    font-size: 43px;
  }

  .hero p {
    font-size: 17px;
    margin: 23px auto 29px;
  }

  .desktop-break {
    display: none;
  }

  .hero-actions {
    flex-direction: column;
  }

  .hero-actions .whatsapp-btn,
  .hero-actions .outline-btn {
    width: min(100%, 330px);
  }

  .portfolio-section {
    padding-top: 22px;
  }

  .offer-card {
    padding: 38px 20px;
  }

  .offer-card h2 {
    font-size: 31px;
  }

  .offer-card p {
    font-size: 16px;
  }

  .gallery {
    padding-top: 95px;
  }

  .section-title {
    margin-bottom: 45px;
    font-size: 42px;
  }

  .contact-section {
    padding-bottom: 70px;
  }

  .contact-copy p {
    font-size: 17px;
  }

  .floating-actions {
    right: 15px;
    bottom: 18px;
  }

  .float-btn {
    width: 55px;
    height: 55px;
  }
}