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

body {
  font-family: Arial, Helvetica, sans-serif;
  background: #f4f6f9;
  color: #111827;
  line-height: 1.6;
}

.container {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
}

/* HEADER */

header {
  background: #07111f;
  padding: 18px 0;
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

nav ul {
  list-style: none;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 26px;
  flex-wrap: wrap;
}

nav a {
  color: #ffffff;
  text-decoration: none;
  font-weight: 700;
  font-size: 15px;
  transition: 0.3s ease;
}

nav a:hover,
nav a.active {
  color: #d6b46a;
}

/* HERO */

.partnership-hero {
  position: relative;
  min-height: 500px;
  display: flex;
  align-items: center;
  overflow: hidden;
  color: #ffffff;
  background:
    linear-gradient(
      90deg,
      rgba(7, 17, 31, 0.96) 0%,
      rgba(7, 17, 31, 0.86) 46%,
      rgba(7, 17, 31, 0.55) 100%
    ),
    url("idm4.JPG");
  background-size: cover;
  background-position: center 35%;
  text-align: left;
}

.partnership-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 18% 25%, rgba(214, 180, 106, 0.10), transparent 25%),
    radial-gradient(circle at 75% 25%, rgba(255,255,255,0.05), transparent 18%);
  pointer-events: none;
  z-index: 1;
}

.hero-grid-overlay {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 44px 44px;
  opacity: 0.22;
  pointer-events: none;
  z-index: 2;
}

.partnership-hero .container {
  position: relative;
  z-index: 3;
}

.partnership-hero .hero-content {
  max-width: 760px;
  text-align: left;
  margin: 0;
  padding: 80px 0;
}

.kicker,
.eyebrow {
  color: #d6b46a;
  text-transform: uppercase;
  letter-spacing: 3px;
  font-size: 13px;
  font-weight: 800;
  margin-bottom: 16px;
}

.partnership-hero h1 {
  font-size: clamp(52px, 8vw, 92px);
  line-height: 0.95;
  letter-spacing: -3px;
  margin-bottom: 24px;
  text-align: left;
}

.hero-text {
  max-width: 650px;
  margin: 0 0 34px 0;
  font-size: 21px;
  color: #e5e7eb;
  text-align: left;
}

.hero-actions,
.cta-buttons {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  justify-content: flex-start;
}

/* BUTTONS */

.btn-primary,
.btn-secondary,
.btn-glass {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 13px 26px;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 800;
  font-size: 15px;
  transition: 0.3s ease;
}

.btn-primary {
  background: #d6b46a;
  color: #07111f;
  border: 1px solid #d6b46a;
}

.btn-primary:hover {
  background: #ffffff;
  border-color: #ffffff;
  transform: translateY(-2px);
}

.btn-secondary {
  border: 2px solid #ffffff;
  color: #ffffff;
  background: transparent;
}

.btn-secondary:hover {
  background: #ffffff;
  color: #07111f;
  transform: translateY(-2px);
}

.btn-glass {
  background: rgba(255, 255, 255, 0.08);
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.22);
  backdrop-filter: blur(4px);
}

.btn-glass:hover {
  background: rgba(255, 255, 255, 0.15);
  transform: translateY(-2px);
}

/* SECTION HEADINGS */

.section-heading {
  text-align: center;
  margin-bottom: 42px;
}

.section-heading h2 {
  font-size: 38px;
  color: #07111f;
  max-width: 780px;
  margin: 0 auto;
  line-height: 1.15;
}

.section-subtitle {
  color: #6b7280;
  font-size: 18px;
  max-width: 760px;
  margin: 16px auto 35px;
}

/* INTRO */

.intro-section {
  padding: 70px 0 40px;
}

.intro-card {
  background: #ffffff;
  padding: 45px;
  border-radius: 24px;
  box-shadow: 0 12px 35px rgba(7, 17, 31, 0.1);
  border-left: 6px solid #d6b46a;
}

.intro-card h2,
.values-section h2,
.offer-section h2,
.impact-section h2,
.cta-section h2 {
  font-size: 34px;
  margin-bottom: 20px;
  color: #07111f;
  line-height: 1.15;
}

.intro-card p {
  font-size: 18px;
  margin-bottom: 18px;
  color: #374151;
}

/* VALUES */

.values-section {
  padding: 50px 0 70px;
  text-align: center;
}

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

.value-card {
  background: #ffffff;
  padding: 32px 25px;
  border-radius: 22px;
  box-shadow: 0 10px 30px rgba(7, 17, 31, 0.08);
  border-top: 5px solid #d6b46a;
  transition: 0.3s ease;
}

.value-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 15px 40px rgba(7, 17, 31, 0.13);
}

.value-card .icon {
  font-size: 36px;
  margin-bottom: 15px;
}

.value-card h3 {
  font-size: 22px;
  margin-bottom: 10px;
  color: #07111f;
}

.value-card p {
  color: #4b5563;
  font-size: 16px;
}

/* AEROSPACE */

.aerospace-section {
  position: relative;
  overflow: hidden;
  padding: 85px 0;
  background: linear-gradient(135deg, #07111f 0%, #0b1830 55%, #10243d 100%);
  color: #ffffff;
}

.aerospace-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 15% 20%, rgba(214, 180, 106, 0.08), transparent 28%),
    radial-gradient(circle at 80% 30%, rgba(255,255,255,0.05), transparent 22%),
    radial-gradient(circle at 70% 75%, rgba(214, 180, 106, 0.06), transparent 24%);
  pointer-events: none;
}

.aerospace-section::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 38px 38px;
  opacity: 0.25;
  pointer-events: none;
}

.aerospace-card {
  position: relative;
  z-index: 2;
  background: linear-gradient(135deg, rgba(214, 180, 106, 0.12), rgba(255, 255, 255, 0.04));
  border: 1px solid rgba(214, 180, 106, 0.25);
  border-radius: 26px;
  padding: 48px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.25);
  backdrop-filter: blur(3px);
}

.aerospace-card h2 {
  color: #ffffff;
  font-size: 36px;
  margin-bottom: 22px;
}

.aerospace-card p {
  color: #e5e7eb;
  font-size: 18px;
  margin-bottom: 18px;
}

.aerospace-points {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  margin-top: 35px;
}

.aerospace-points div {
  background: rgba(255, 255, 255, 0.08);
  padding: 22px;
  border-radius: 18px;
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.aerospace-points strong {
  display: block;
  color: #d6b46a;
  font-size: 19px;
  margin-bottom: 8px;
}

.aerospace-points span {
  color: #cbd5e1;
  font-size: 15px;
}

/* DECORATIVE VECTORS */

.aero-decor {
  position: absolute;
  z-index: 1;
  pointer-events: none;
}

.aero-decor svg {
  width: 100%;
  height: 100%;
  display: block;
}

.decor-rocket {
  width: 180px;
  height: 180px;
  top: 35px;
  right: 7%;
  transform: rotate(10deg);
  color: rgba(214, 180, 106, 0.14);
}

.decor-plane {
  width: 240px;
  height: 150px;
  bottom: 40px;
  left: 5%;
  transform: rotate(-8deg);
  color: rgba(255, 255, 255, 0.08);
}

.decor-orbit {
  width: 280px;
  height: 280px;
  top: 50%;
  left: 52%;
  transform: translate(-50%, -50%);
  color: rgba(214, 180, 106, 0.09);
}

/* OFFER */

.offer-section {
  padding: 70px 0;
  background: #ffffff;
}

.two-columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
}

.content-box {
  background: #f4f6f9;
  padding: 38px;
  border-radius: 24px;
  box-shadow: 0 10px 28px rgba(7, 17, 31, 0.06);
}

.dark-box {
  background: linear-gradient(135deg, #07111f, #10243d);
  color: #ffffff;
}

.dark-box h2 {
  color: #ffffff;
}

.dark-box .eyebrow {
  color: #d6b46a;
}

.check-list {
  list-style: none;
}

.check-list li {
  margin-bottom: 14px;
  padding-left: 32px;
  position: relative;
  color: #374151;
  font-size: 17px;
}

.check-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0;
  color: #d6b46a;
  font-weight: 900;
}

.support-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.support-tags span {
  background: rgba(214, 180, 106, 0.13);
  border: 1px solid rgba(214, 180, 106, 0.35);
  color: #f9fafb;
  padding: 10px 16px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 15px;
}

/* IMPACT */

.impact-section {
  padding: 70px 0;
}

.impact-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  margin-top: 35px;
}

.impact-item {
  background: #ffffff;
  padding: 28px 22px;
  border-radius: 20px;
  text-align: center;
  box-shadow: 0 10px 28px rgba(7, 17, 31, 0.08);
  border-top: 5px solid #d6b46a;
}

.impact-item strong {
  display: block;
  color: #d6b46a;
  font-size: 20px;
  margin-bottom: 10px;
}

.impact-item span {
  color: #4b5563;
  font-size: 15px;
}

/* CTA */

.cta-section {
  background: linear-gradient(135deg, #07111f, #10243d);
  color: #ffffff;
  text-align: center;
  padding: 85px 0;
}

.cta-section h2 {
  color: #ffffff;
  font-size: 40px;
  margin-bottom: 18px;
}

.cta-section p {
  max-width: 760px;
  margin: 0 auto 30px;
  color: #e5e7eb;
  font-size: 18px;
}

.cta-section .cta-buttons {
  justify-content: center;
}

/* FOOTER */

footer {
  background: #050b13;
  color: #cbd5e1;
  text-align: center;
  padding: 22px 0;
  font-size: 14px;
}

/* RESPONSIVE */

@media (max-width: 1000px) {
  .cards-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

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

  .aerospace-points {
    grid-template-columns: 1fr 1fr;
  }

  .decor-rocket {
    width: 130px;
    height: 130px;
    right: 3%;
  }

  .decor-plane {
    width: 180px;
    height: 110px;
    left: -10px;
  }

  .decor-orbit {
    width: 220px;
    height: 220px;
  }
}

@media (max-width: 700px) {
  nav ul {
    gap: 14px;
  }

  nav a {
    font-size: 14px;
  }

  .partnership-hero {
    min-height: auto;
    background:
      linear-gradient(
        180deg,
        rgba(7, 17, 31, 0.96) 0%,
        rgba(7, 17, 31, 0.86) 55%,
        rgba(7, 17, 31, 0.70) 100%
      ),
      url("idm4.JPG");
    background-size: cover;
    background-position: center center;
  }

  .partnership-hero .hero-content {
    text-align: center;
    padding: 60px 0;
    margin: 0 auto;
  }

  .partnership-hero h1,
  .hero-text,
  .partnership-hero .kicker {
    text-align: center;
  }

  .partnership-hero h1 {
    font-size: clamp(44px, 14vw, 62px);
    letter-spacing: -1px;
  }

  .hero-text {
    font-size: 17px;
    margin: 0 auto 28px;
  }

  .hero-actions,
  .cta-buttons {
    justify-content: center;
  }

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

  .intro-section,
  .values-section,
  .aerospace-section,
  .offer-section,
  .impact-section,
  .cta-section {
    padding: 65px 0;
  }

  .intro-card,
  .content-box,
  .aerospace-card {
    padding: 30px 22px;
  }

  .intro-card h2,
  .values-section h2,
  .offer-section h2,
  .impact-section h2,
  .aerospace-card h2,
  .cta-section h2,
  .section-heading h2 {
    font-size: 30px;
  }

  .cards-grid,
  .impact-grid,
  .aerospace-points {
    grid-template-columns: 1fr;
  }

  .decor-rocket,
  .decor-plane,
  .decor-orbit {
    opacity: 0.55;
  }

  .decor-plane {
    bottom: 10px;
    left: -20px;
  }

  .decor-rocket {
    top: 20px;
    right: -15px;
  }
}