:root {
  --dark-navy: #0a2540;
  --blue: #0056b3;
  --light-blue: #e6f0ff;
  --light-gray: #f8f9fa;
  --text-on-dark: #ffffff;
  --yellow: #ffc107;
  --dark-yellow: #e6ac00;
  --stroke: rgba(255, 255, 255, 0.1);
  --box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  --transition: all 0.3s ease;
  --white: #ffffff;
  --text-on-white: #333333;
}

/* ============================= */
/* Base Styles */
/* ============================= */
body {
  background-color: var(--light-gray);
  color: var(--dark-navy);
  font-family: system-ui, -apple-system, sans-serif;
  margin: 0;
  padding: 0;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}

/* ============================= */
/* CLIP EFFECT */
/* ============================= */
.clip-asymmetric {
  clip-path: polygon(10% 0, 100% 0, 90% 100%, 0 100%);
  /* üstten ve alttan asimetrik kesik görünümü */
}

/* ============================= */
/* HERO SECTION */
/* ============================= */
.hero-section {
  padding: 80px 0;
  background-color: var(--dark-navy);
  color: var(--text-on-dark);
}

.hero-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
}

@media (min-width: 768px) {
  .hero-content {
    flex-direction: row;
    gap: 60px;
  }
}

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

@media (min-width: 768px) {
  .hero-text {
    text-align: left;
    width: 50%;
  }
}

.hero-title {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 800;
  margin-bottom: 24px;
  line-height: 1.2;
}

.hero-description {
  max-width: 512px;
  margin-bottom: 32px;
  line-height: 1.6;
  font-size: 1rem;
}

.hero-button {
  background-color: var(--yellow);
  color: var(--dark-navy);
  font-weight: bold;
  padding: 14px 28px;
  border-radius: 12px;
  text-decoration: none;
  display: inline-block;
  transition: var(--transition);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.hero-button:hover {
  background-color: var(--dark-yellow);
}

.hero-image {
  width: 100%;
  display: flex;
  justify-content: center;
  position: relative;
}

@media (min-width: 768px) {
  .hero-image {
    width: 50%;
    justify-content: flex-end;
  }
}

.hero-svg {
  max-width: 100%;
  height: auto;
}

@media (min-width: 768px) {
  .hero-svg {
    height: 384px;
  }
}

/* ============================= */
/* WHY IKAS SECTION */
/* ============================= */
.why-ikas-section {
  padding: 80px 0;
  background-color: var(--light-blue);
}

.section-container {
  text-align: center;
}

.section-title {
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  font-weight: bold;
  margin-bottom: 48px;
}

.yellow-text {
  color: var(--yellow);
}

.features-grid {
  display: grid;
  gap: 32px;
  grid-template-columns: 1fr;
}

@media (min-width: 768px) {
  .features-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.feature-card {
  background-color: var(--white);
  padding: 24px;
  border-radius: 16px;
  box-shadow: var(--box-shadow);
  border: 1px solid #e5e5e5;
  transition: var(--transition);
}

.feature-card:hover {
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.15);
}

.feature-title {
  font-size: 1.25rem;
  font-weight: bold;
  color: var(--blue);
  margin-bottom: 12px;
}

.feature-description {
  line-height: 1.6;
  font-size: 1rem;
}

/* ============================= */
/* INTEGRATION SECTION */
/* ============================= */
.integration-section {
  padding: 80px 0;
  background-color: var(--dark-navy);
}

.integration-container {
  text-align: center;
  color: var(--yellow);
}

.integration-grid {
  display: grid;
  gap: 32px;
  grid-template-columns: 1fr;
}

@media (min-width: 768px) {
  .integration-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.integration-card {
  background-color: var(--white);
  padding: 24px;
  border-radius: 12px;
  box-shadow: var(--box-shadow);
  color: var(--dark-navy);
}

.integration-card-title {
  font-weight: 600;
  font-size: 1.125rem;
  margin-bottom: 12px;
}

.integration-card-description {
  line-height: 1.5;
  font-size: 0.95rem;
}

/* ============================= */
/* PARTNERSHIP SECTION */
/* ============================= */
.partnership-section {
  padding: 80px 0;
  background-color: var(--white);
  color: var(--text-on-white);
}

.partnership-container {
  text-align: center;
}

.partnership-title {
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  font-weight: bold;
  margin-bottom: 24px;
  color: var(--yellow);
}

.partnership-description {
  max-width: 672px;
  margin: 0 auto;
  line-height: 1.6;
  font-size: 1rem;
}

/* ============================= */
/* RESPONSIVE OPTIMIZATIONS */
/* ============================= */
@media (max-width: 992px) {
  .hero-section {
    padding: 60px 0;
  }

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

  .hero-description {
    font-size: 0.95rem;
    margin-bottom: 24px;
  }

  .hero-button {
    padding: 12px 24px;
    font-size: 0.95rem;
  }

  .features-grid {
    gap: 24px;
  }
}

@media (max-width: 576px) {
  .hero-title {
    font-size: 1.8rem;
  }

  .hero-description {
    font-size: 0.9rem;
  }

  .feature-card {
    padding: 16px;
  }

  .integration-card {
    padding: 16px;
  }

  .partnership-description {
    font-size: 0.9rem;
    padding: 0 1rem;
  }
}