/* ===== Reset & Base ===== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --orange: #E8571F;
  --orange-dark: #c9461a;
  --orange-light: #fdf0eb;
  --dark: #1a1a2e;
  --text: #333;
  --text-light: #666;
  --bg: #ffffff;
  --bg-alt: #f8f8fa;
  --radius: 8px;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--orange);
  text-decoration: none;
  transition: color 0.2s;
}

a:hover {
  color: var(--orange-dark);
}

img {
  max-width: 100%;
  height: auto;
}

/* ===== Typography ===== */
h1, h2, h3, h4 {
  color: var(--dark);
  line-height: 1.2;
}

h1 { font-size: 3rem; font-weight: 800; }
h2 { font-size: 2.2rem; font-weight: 700; }
h3 { font-size: 1.3rem; font-weight: 600; }

/* ===== Layout ===== */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

section {
  padding: 100px 0;
}

.section-label {
  text-transform: uppercase;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 2px;
  color: var(--orange);
  margin-bottom: 12px;
}

.section-title {
  margin-bottom: 20px;
}

.section-desc {
  color: var(--text-light);
  font-size: 1.1rem;
  max-width: 640px;
  margin-bottom: 48px;
}

/* ===== Navbar ===== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.97);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
  transition: box-shadow 0.3s;
}

.navbar.scrolled {
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.08);
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.navbar-logo img {
  height: 36px;
  width: auto;
}

.navbar-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.navbar-links a {
  color: var(--text);
  font-size: 0.95rem;
  font-weight: 500;
  transition: color 0.2s;
}

.navbar-links a:hover {
  color: var(--orange);
}

.navbar-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--orange);
  color: #fff !important;
  padding: 10px 24px;
  border-radius: 6px;
  font-weight: 600;
  font-size: 0.9rem;
  transition: background 0.2s, transform 0.2s;
}

.navbar-cta:hover {
  background: var(--orange-dark);
  color: #fff !important;
  transform: translateY(-1px);
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--dark);
  border-radius: 2px;
  transition: 0.3s;
}

/* ===== Hero ===== */
.hero {
  padding: 160px 0 120px;
  background: linear-gradient(135deg, #fff 0%, var(--orange-light) 100%);
  position: relative;
  overflow: hidden;
}

.hero::after {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(232, 87, 31, 0.06) 0%, transparent 70%);
  pointer-events: none;
}

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

.hero h1 {
  margin-bottom: 20px;
  max-width: 700px;
}

.hero h1 .accent {
  color: var(--orange);
}

.hero p {
  font-size: 1.2rem;
  color: var(--text-light);
  max-width: 560px;
  margin-bottom: 36px;
  line-height: 1.7;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--orange);
  color: #fff;
  padding: 14px 32px;
  border-radius: 6px;
  font-weight: 600;
  font-size: 1rem;
  transition: background 0.2s, transform 0.2s;
  border: none;
  cursor: pointer;
}

.btn-primary:hover {
  background: var(--orange-dark);
  color: #fff;
  transform: translateY(-2px);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  color: var(--dark);
  padding: 14px 32px;
  border-radius: 6px;
  font-weight: 600;
  font-size: 1rem;
  border: 2px solid #ddd;
  transition: border-color 0.2s, transform 0.2s;
  cursor: pointer;
}

.btn-secondary:hover {
  border-color: var(--orange);
  color: var(--orange);
  transform: translateY(-2px);
}

/* ===== Services ===== */
.services {
  background: var(--bg);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.service-card {
  background: var(--bg);
  border: 1px solid #eee;
  border-radius: var(--radius);
  padding: 36px 28px;
  transition: transform 0.2s, box-shadow 0.2s;
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.08);
}

.service-icon {
  width: 48px;
  height: 48px;
  background: var(--orange-light);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  font-size: 1.4rem;
}

.service-card h3 {
  margin-bottom: 10px;
}

.service-card p {
  color: var(--text-light);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* ===== Bilbycast ===== */
.bilbycast {
  background: var(--bg-alt);
}

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

.bilbycast-text h2 {
  margin-bottom: 16px;
}

.bilbycast-text > p {
  color: var(--text-light);
  font-size: 1.05rem;
  margin-bottom: 28px;
  line-height: 1.7;
}

.bilbycast-features {
  list-style: none;
  margin-bottom: 32px;
}

.bilbycast-features li {
  padding: 8px 0;
  padding-left: 28px;
  position: relative;
  color: var(--text);
  font-size: 0.95rem;
}

.bilbycast-features li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 14px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--orange-light);
  border: 2px solid var(--orange);
}

.bilbycast-visual {
  background: linear-gradient(135deg, var(--dark) 0%, #2a2a4a 100%);
  border-radius: 12px;
  padding: 48px;
  color: #fff;
  position: relative;
  overflow: hidden;
}

.bilbycast-visual::before {
  content: '';
  position: absolute;
  top: -30%;
  right: -30%;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  background: rgba(232, 87, 31, 0.15);
  pointer-events: none;
}

.bilbycast-visual h3 {
  color: #fff;
  font-size: 1.6rem;
  margin-bottom: 12px;
  position: relative;
}

.bilbycast-visual p {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.95rem;
  line-height: 1.6;
  margin-bottom: 24px;
  position: relative;
}

.protocol-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  position: relative;
}

.protocol-tag {
  background: rgba(232, 87, 31, 0.2);
  color: #fff;
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.5px;
}

/* ===== About ===== */
.about {
  background: var(--bg);
}

.about-content {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 60px;
  align-items: start;
}

.about-text p {
  color: var(--text-light);
  font-size: 1.05rem;
  line-height: 1.7;
  margin-bottom: 16px;
}

.about-highlights {
  background: var(--bg-alt);
  border-radius: var(--radius);
  padding: 36px;
}

.about-highlights h3 {
  margin-bottom: 20px;
}

.highlight-item {
  padding: 12px 0;
  border-bottom: 1px solid #eee;
}

.highlight-item:last-child {
  border-bottom: none;
}

.highlight-item strong {
  display: block;
  color: var(--dark);
  font-size: 0.95rem;
  margin-bottom: 2px;
}

.highlight-item span {
  color: var(--text-light);
  font-size: 0.85rem;
}

/* ===== Contact ===== */
.contact {
  background: var(--dark);
  color: #fff;
  text-align: center;
}

.contact h2 {
  color: #fff;
  margin-bottom: 16px;
}

.contact .section-desc {
  color: rgba(255, 255, 255, 0.6);
  margin-left: auto;
  margin-right: auto;
  margin-bottom: 36px;
}

.contact-email {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--orange) !important;
  margin-bottom: 12px;
}

.contact-email:hover {
  color: #fff !important;
}

.contact-sub {
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.9rem;
}

/* ===== Footer ===== */
.footer {
  background: #141428;
  padding: 28px 0;
  text-align: center;
}

.footer p {
  color: rgba(255, 255, 255, 0.4);
  font-size: 0.85rem;
}

.footer a {
  color: rgba(255, 255, 255, 0.5);
}

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

/* ===== Mobile ===== */
@media (max-width: 768px) {
  h1 { font-size: 2.2rem; }
  h2 { font-size: 1.8rem; }
  section { padding: 72px 0; }

  .hamburger {
    display: flex;
  }

  .navbar-links {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    background: #fff;
    flex-direction: column;
    padding: 24px;
    gap: 0;
    border-bottom: 1px solid #eee;
    transform: translateY(-120%);
    opacity: 0;
    transition: transform 0.3s, opacity 0.3s;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
  }

  .navbar-links.active {
    transform: translateY(0);
    opacity: 1;
  }

  .navbar-links li {
    width: 100%;
  }

  .navbar-links a {
    display: block;
    padding: 14px 0;
    border-bottom: 1px solid #f0f0f0;
  }

  .navbar-cta {
    margin-top: 8px;
    justify-content: center;
    width: 100%;
  }

  .hero {
    padding: 130px 0 80px;
  }

  .hero p {
    font-size: 1.05rem;
  }

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

  .bilbycast-content {
    grid-template-columns: 1fr;
  }

  .bilbycast-visual {
    order: -1;
  }

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

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

  .btn-primary, .btn-secondary {
    justify-content: center;
  }
}

@media (max-width: 480px) {
  h1 { font-size: 1.8rem; }
  .container { padding: 0 16px; }
}