/* =========================
   RESET
========================= */

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Segoe UI", sans-serif;
  background: #111111;
  color: #f5f5f5;
  overflow-x: hidden;
}

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

a {
  text-decoration: none;
}

ul {
  list-style: none;
}

/* =========================
   GLOBAL
========================= */

.container {
  width: 90%;
  max-width: 1280px;
  margin: 0 auto;
}

section {
  padding: 100px 0;
}

.section-tag {
  display: inline-block;
  margin-bottom: 16px;
  color: #c8a46b;
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 2px;
}

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-header h2 {
  font-size: 42px;
  line-height: 1.2;
  margin-bottom: 20px;
}

.section-header p {
  max-width: 700px;
  margin: 0 auto;
  color: #b5b5b5;
  line-height: 1.7;
}

/* =========================
   BUTTONS
========================= */

.btn-primary,
.btn-secondary,
.btn-header {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 16px 32px;
  border-radius: 60px;
  transition: 0.3s ease;
  font-weight: 600;
  cursor: pointer;
}

.btn-primary {
  background: #c8a46b;
  color: #111;
}

.btn-primary:hover {
  background: #dfbb82;
  transform: translateY(-3px);
}

.btn-secondary {
  border: 1px solid rgba(255,255,255,0.15);
  color: #fff;
}

.btn-secondary:hover {
  background: rgba(255,255,255,0.08);
}

.btn-header {
  background: #c8a46b;
  color: #111;
  font-size: 14px;
}

.btn-header:hover {
  background: #dfbb82;
}

/* =========================
   HEADER
========================= */

.header {
  position: fixed;
  width: 100%;
  top: 0;
  left: 0;
  z-index: 999;
  background: rgba(0,0,0,0.5);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255,255,255,0.05);
}

.header-container {
  height: 90px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-size: 28px;
  font-weight: 800;
  color: #fff;
}

.logo span {
  color: #c8a46b;
}

.nav {
  display: flex;
  gap: 30px;
}

.nav a {
  color: #f5f5f5;
  font-size: 15px;
  transition: 0.3s;
}

.nav a:hover {
  color: #c8a46b;
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  color: #fff;
  font-size: 28px;
  cursor: pointer;
}

/* =========================
   HERO
========================= */

.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background:
    linear-gradient(rgba(0,0,0,0.55), rgba(0,0,0,0.7)),
    url('assets/hero-bg.jpg') center/cover no-repeat;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 850px;
}

.hero h1 {
  font-size: 72px;
  line-height: 1.1;
  margin-bottom: 30px;
}

.hero p {
  font-size: 20px;
  color: #d0d0d0;
  line-height: 1.8;
  max-width: 700px;
  margin-bottom: 40px;
}

.hero-buttons {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}

/* =========================
   ABOUT
========================= */

.about {
  background: #181818;
}

.about-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.about-text h2 {
  font-size: 46px;
  line-height: 1.2;
  margin-bottom: 30px;
}

.about-text p {
  color: #bdbdbd;
  line-height: 1.9;
  margin-bottom: 20px;
}

.about-image img {
  border-radius: 24px;
  object-fit: cover;
  height: 650px;
}

/* =========================
   SOLUTIONS
========================= */

.solutions {
  background: #111;
}

.solutions-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 25px;
}

.solution-card {
  background: #1c1c1c;
  border-radius: 22px;
  overflow: hidden;
  transition: 0.4s ease;
  border: 1px solid rgba(255,255,255,0.04);
}

.solution-card:hover {
  transform: translateY(-8px);
}

.solution-card img {
  height: 240px;
  object-fit: cover;
}

.solution-card div {
  padding: 28px;
}

.solution-card h3 {
  margin-bottom: 14px;
  font-size: 24px;
}

.solution-card p {
  color: #b8b8b8;
  line-height: 1.7;
}

/* =========================
   EXPERIENCE
========================= */

.experience {
  background: #181818;
}

.experience-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
}

.experience-content h2 {
  font-size: 50px;
  margin-bottom: 30px;
  line-height: 1.2;
}

.experience-content p {
  color: #bcbcbc;
  line-height: 1.9;
}

.experience-list {
  display: flex;
  flex-direction: column;
  gap: 30px;
}

.experience-list div {
  border-bottom: 1px solid rgba(255,255,255,0.08);
  padding-bottom: 25px;
}

.experience-list strong {
  display: block;
  font-size: 48px;
  color: #c8a46b;
  margin-bottom: 10px;
}

.experience-list p {
  font-size: 18px;
}

/* =========================
   PROJECTS
========================= */

.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.project-item {
  position: relative;
  overflow: hidden;
  border-radius: 24px;
}

.project-item.large {
  grid-column: span 2;
  grid-row: span 2;
}

.project-item img {
  height: 100%;
  min-height: 320px;
  object-fit: cover;
  transition: 0.5s ease;
}

.project-item:hover img {
  transform: scale(1.08);
}

.project-info {
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  padding: 40px 30px;
  background: linear-gradient(transparent, rgba(0,0,0,0.8));
}

.project-info h3 {
  font-size: 24px;
}

/* =========================
   DIFFERENTIALS
========================= */

.differentials {
  background: #181818;
}

.differentials-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.differential-card {
  background: #222;
  padding: 40px 30px;
  border-radius: 22px;
}

.differential-card h3 {
  margin-bottom: 18px;
  font-size: 24px;
}

.differential-card p {
  color: #bdbdbd;
  line-height: 1.8;
}

/* =========================
   PROCESS
========================= */

.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.process-step {
  background: #1c1c1c;
  padding: 40px 30px;
  border-radius: 24px;
}

.process-step span {
  display: inline-block;
  margin-bottom: 20px;
  font-size: 42px;
  color: #c8a46b;
  font-weight: bold;
}

.process-step h3 {
  margin-bottom: 18px;
}

.process-step p {
  color: #bdbdbd;
  line-height: 1.8;
}

/* =========================
   CTA
========================= */

.cta {
  background:
    linear-gradient(rgba(0,0,0,0.7), rgba(0,0,0,0.7)),
    url('assets/cta-bg.jpg') center/cover no-repeat;
  text-align: center;
}

.cta-container {
  max-width: 900px;
}

.cta h2 {
  font-size: 56px;
  margin-bottom: 24px;
  line-height: 1.2;
}

.cta p {
  color: #d0d0d0;
  line-height: 1.8;
  margin-bottom: 40px;
}

/* =========================
   FAQ
========================= */

.faq {
  background: #181818;
}

.faq-list {
  max-width: 900px;
  margin: 0 auto;
}

.faq-list details {
  background: #202020;
  padding: 26px 30px;
  border-radius: 18px;
  margin-bottom: 20px;
}

.faq-list summary {
  cursor: pointer;
  font-weight: 600;
  font-size: 18px;
}

.faq-list p {
  margin-top: 20px;
  color: #bdbdbd;
  line-height: 1.8;
}

/* =========================
   CONTACT
========================= */

.contact-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
}

.contact-info h2 {
  font-size: 50px;
  margin-bottom: 30px;
  line-height: 1.2;
}

.contact-info p {
  color: #bdbdbd;
  line-height: 1.8;
}

.contact-item {
  margin-top: 30px;
}

.contact-item strong {
  display: block;
  margin-bottom: 8px;
  color: #c8a46b;
}

.contact-form {
  background: #1c1c1c;
  padding: 40px;
  border-radius: 24px;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  background: #2a2a2a;
  border: none;
  padding: 18px;
  border-radius: 14px;
  color: #fff;
  margin-bottom: 20px;
  font-size: 15px;
}

.contact-form textarea {
  min-height: 160px;
  resize: vertical;
}

.contact-form button {
  width: 100%;
  border: none;
}

/* =========================
   FOOTER
========================= */

.footer {
  background: #0c0c0c;
  padding-top: 80px;
}

.footer-container {
  display: flex;
  justify-content: space-between;
  gap: 60px;
  padding-bottom: 50px;
}

.footer-logo {
  margin-bottom: 20px;
  display: inline-block;
}

.footer p {
  max-width: 450px;
  color: #9d9d9d;
  line-height: 1.8;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.footer-links a {
  color: #d5d5d5;
  transition: 0.3s;
}

.footer-links a:hover {
  color: #c8a46b;
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.06);
  padding: 25px 0;
  text-align: center;
}

.footer-bottom p {
  color: #777;
  font-size: 14px;
}

/* =========================
   WHATSAPP FLOAT
========================= */

.whatsapp-float {
  position: fixed;
  right: 24px;
  bottom: 24px;
  width: 64px;
  height: 64px;
  background: #25D366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: bold;
  z-index: 999;
  box-shadow: 0 10px 30px rgba(0,0,0,0.35);
  transition: 0.3s ease;
}

.whatsapp-float:hover {
  transform: scale(1.08);
}

/* =========================
   RESPONSIVE
========================= */

@media (max-width: 1100px) {

  .solutions-grid,
  .differentials-grid,
  .process-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .about-container,
  .experience-container,
  .contact-container {
    grid-template-columns: 1fr;
  }

  .hero h1 {
    font-size: 58px;
  }

  .cta h2 {
    font-size: 46px;
  }
}

@media (max-width: 768px) {

  section {
    padding: 80px 0;
  }

  .nav {
    position: fixed;
    top: 90px;
    right: -100%;
    width: 280px;
    height: calc(100vh - 90px);
    background: #161616;
    flex-direction: column;
    padding: 40px;
    transition: 0.4s ease;
  }

  .nav.active {
    right: 0;
  }

  .menu-toggle {
    display: block;
  }

  .btn-header {
    display: none;
  }

  .hero h1 {
    font-size: 44px;
  }

  .hero p {
    font-size: 18px;
  }

  .section-header h2,
  .about-text h2,
  .experience-content h2,
  .contact-info h2,
  .cta h2 {
    font-size: 36px;
  }

  .solutions-grid,
  .projects-grid,
  .differentials-grid,
  .process-grid {
    grid-template-columns: 1fr;
  }

  .project-item.large {
    grid-column: span 1;
    grid-row: span 1;
  }

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

  .contact-form {
    padding: 30px;
  }
}

@media (max-width: 480px) {

  .hero h1 {
    font-size: 36px;
  }

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

  .btn-primary,
  .btn-secondary {
    width: 100%;
  }

  .section-header h2,
  .about-text h2,
  .experience-content h2,
  .contact-info h2,
  .cta h2 {
    font-size: 30px;
  }

}