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

:root {
  --navy: #0c2e2e;
  --navy-light: #153d3d;
  --gold: #2fb5a6;
  --gold-light: #5ccebe;
  --white: #ffffff;
  --gray-100: #f0f7f6;
  --gray-200: #d4e6e3;
  --gray-600: #5f7a76;
  --gray-800: #1a2f2d;
  --font-heading: "Playfair Display", Georgia, serif;
  --font-body: "Inter", system-ui, sans-serif;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  color: var(--gray-800);
  line-height: 1.6;
  background: var(--white);
}

/* ── Navigation ── */

.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: 1rem 0;
  transition: background 0.3s, box-shadow 0.3s;
}

.navbar.scrolled {
  background: var(--navy);
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
}

.navbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-logo {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  color: var(--white);
  text-decoration: none;
  font-weight: 700;
  letter-spacing: 0.5px;
}

.nav-logo span {
  color: var(--gold);
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 2rem;
}

.nav-links a {
  color: var(--white);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 1px;
  transition: color 0.3s;
  position: relative;
}

.nav-links a::after {
  content: "";
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gold);
  transition: width 0.3s;
}

.nav-links a:hover::after {
  width: 100%;
}

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

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 25px;
  height: 2px;
  background: var(--white);
  transition: transform 0.3s, opacity 0.3s;
}

/* ── Hero ── */

.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-light) 50%, #1a4a4a 100%);
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background:
    radial-gradient(ellipse at 20% 80%, rgba(201, 168, 76, 0.08) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 20%, rgba(201, 168, 76, 0.05) 0%, transparent 50%);
  pointer-events: none;
}

.hero .container {
  position: relative;
  z-index: 1;
}

.hero-content {
  max-width: 720px;
}

.hero-badge {
  display: inline-block;
  padding: 0.4rem 1.2rem;
  border: 1px solid var(--gold);
  color: var(--gold);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 3px;
  margin-bottom: 1.5rem;
  font-weight: 600;
}

.hero h1 {
  font-family: var(--font-heading);
  font-size: clamp(2.4rem, 5vw, 4rem);
  color: var(--white);
  line-height: 1.15;
  margin-bottom: 1.5rem;
  font-weight: 700;
}

.hero h1 span {
  color: var(--gold);
}

.hero p {
  color: var(--gray-200);
  font-size: 1.15rem;
  max-width: 560px;
  margin-bottom: 2.5rem;
  line-height: 1.7;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.hero-decoration {
  position: absolute;
  right: -5%;
  top: 50%;
  transform: translateY(-50%);
  width: 500px;
  height: 500px;
  border: 1px solid rgba(201, 168, 76, 0.1);
  border-radius: 50%;
}

.hero-decoration::before {
  content: "";
  position: absolute;
  top: 50px;
  left: 50px;
  right: 50px;
  bottom: 50px;
  border: 1px solid rgba(201, 168, 76, 0.07);
  border-radius: 50%;
}

/* ── Buttons ── */

.btn {
  display: inline-block;
  padding: 0.85rem 2rem;
  font-size: 0.9rem;
  font-weight: 600;
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 1px;
  border: none;
  cursor: pointer;
  transition: all 0.3s;
}

.btn-primary {
  background: var(--gold);
  color: var(--navy);
}

.btn-primary:hover {
  background: var(--gold-light);
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(201, 168, 76, 0.4);
}

.btn-outline {
  border: 1px solid var(--white);
  color: var(--white);
  background: transparent;
}

.btn-outline:hover {
  background: var(--white);
  color: var(--navy);
  transform: translateY(-2px);
}

/* ── Container ── */

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* ── Section common ── */

section {
  padding: 6rem 0;
}

.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.section-header h2 {
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  color: var(--navy);
  margin-bottom: 1rem;
}

.section-header p {
  color: var(--gray-600);
  max-width: 600px;
  margin: 0 auto;
  font-size: 1.05rem;
}

.section-line {
  width: 60px;
  height: 3px;
  background: var(--gold);
  margin: 0 auto 1.5rem;
}

/* ── About / Estudio ── */

.about {
  background: var(--gray-100);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.about-content h3 {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  color: var(--navy);
  margin-bottom: 1rem;
}

.about-content p {
  color: var(--gray-600);
  margin-bottom: 1.2rem;
  line-height: 1.8;
}

.about-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 2rem;
}

.stat {
  text-align: center;
  padding: 1.5rem 1rem;
  background: var(--white);
  border-bottom: 3px solid var(--gold);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.stat-number {
  font-family: var(--font-heading);
  font-size: 2.2rem;
  color: var(--navy);
  font-weight: 700;
}

.stat-label {
  font-size: 0.8rem;
  color: var(--gray-600);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-top: 0.3rem;
}

.about-image {
  position: relative;
}

.about-image-box {
  background: var(--navy);
  padding: 3rem;
  color: var(--white);
  position: relative;
}

.about-image-box::before {
  content: "";
  position: absolute;
  top: -15px;
  left: -15px;
  right: 15px;
  bottom: 15px;
  border: 2px solid var(--gold);
  z-index: -1;
}

.about-image-box blockquote {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-style: italic;
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.about-image-box cite {
  font-style: normal;
  color: var(--gold);
  font-size: 0.9rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* ── Services ── */

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.service-card {
  padding: 2.5rem 2rem;
  border: 1px solid var(--gray-200);
  transition: all 0.3s;
  position: relative;
  overflow: hidden;
  background: var(--white);
}

.service-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: var(--gold);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s;
}

.service-card:hover::before {
  transform: scaleX(1);
}

.service-card:hover {
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
  transform: translateY(-5px);
}

.service-icon {
  font-size: 2.5rem;
  margin-bottom: 1.2rem;
}

.service-card h3 {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  color: var(--navy);
  margin-bottom: 0.8rem;
}

.service-card p {
  color: var(--gray-600);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* ── Trajectory ── */

.trajectory {
  background: var(--navy);
  color: var(--white);
}

.trajectory .section-header h2 {
  color: var(--white);
}

.trajectory .section-header p {
  color: var(--gray-200);
}

.timeline {
  max-width: 700px;
  margin: 0 auto;
  position: relative;
  padding-left: 3rem;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--gold);
}

.timeline-item {
  position: relative;
  margin-bottom: 2.5rem;
  padding-left: 1.5rem;
}

.timeline-item::before {
  content: "";
  position: absolute;
  left: -3.55rem;
  top: 0.5rem;
  width: 12px;
  height: 12px;
  background: var(--gold);
  border-radius: 50%;
  border: 3px solid var(--navy);
}

.timeline-year {
  color: var(--gold);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 0.3rem;
}

.timeline-item h3 {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  margin-bottom: 0.4rem;
}

.timeline-item p {
  color: var(--gray-200);
  font-size: 0.9rem;
  line-height: 1.6;
}

/* ── CTA ── */

.cta {
  background: linear-gradient(135deg, var(--gold) 0%, #1f8a7d 100%);
  text-align: center;
  padding: 5rem 0;
}

.cta h2 {
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  color: var(--navy);
  margin-bottom: 1rem;
}

.cta p {
  color: var(--navy-light);
  font-size: 1.1rem;
  max-width: 550px;
  margin: 0 auto 2rem;
}

.cta .btn {
  background: var(--navy);
  color: var(--white);
}

.cta .btn:hover {
  background: var(--navy-light);
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(10, 22, 40, 0.4);
}

/* ── Contact ── */

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
}

.contact-info h3 {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  color: var(--navy);
  margin-bottom: 1.5rem;
}

.contact-item {
  display: flex;
  gap: 1rem;
  margin-bottom: 1.5rem;
  align-items: flex-start;
}

.contact-icon {
  width: 44px;
  height: 44px;
  background: var(--navy);
  color: var(--gold);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}

.contact-item h4 {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--navy);
  margin-bottom: 0.2rem;
}

.contact-item p {
  color: var(--gray-600);
  font-size: 0.95rem;
}

.contact-item a {
  color: var(--gray-600);
  text-decoration: none;
  transition: color 0.3s;
}

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

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.9rem 1.2rem;
  border: 1px solid var(--gray-200);
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--gray-800);
  transition: border-color 0.3s;
  outline: none;
  background: var(--white);
}

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

.form-group textarea {
  resize: vertical;
  min-height: 140px;
}

.contact-form .btn {
  align-self: flex-start;
}

/* ── Footer ── */

.footer {
  background: var(--navy);
  color: var(--gray-200);
  padding: 3rem 0 1.5rem;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  margin-bottom: 1.5rem;
}

.footer-logo {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  color: var(--white);
  font-weight: 700;
}

.footer-logo span {
  color: var(--gold);
}

.footer-links {
  display: flex;
  list-style: none;
  gap: 1.5rem;
}

.footer-links a {
  color: var(--gray-200);
  text-decoration: none;
  font-size: 0.85rem;
  transition: color 0.3s;
}

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

.footer-bottom {
  text-align: center;
  font-size: 0.8rem;
  color: var(--gray-600);
}

/* ── Responsive ── */

@media (max-width: 1024px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .nav-toggle {
    display: flex;
  }

  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: var(--navy);
    flex-direction: column;
    padding: 5rem 2rem 2rem;
    transition: right 0.3s;
    box-shadow: -5px 0 20px rgba(0, 0, 0, 0.3);
  }

  .nav-links.active {
    right: 0;
  }

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

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

  .about-stats {
    grid-template-columns: repeat(3, 1fr);
  }

  .hero-decoration {
    display: none;
  }

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

  .hero-buttons .btn {
    text-align: center;
  }

  .footer-content {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .about-stats {
    grid-template-columns: 1fr;
  }

  section {
    padding: 4rem 0;
  }
}