/* === FONT FACE === */
@font-face {
  font-family: 'Helvetica Now Display';
  src: url('/fonts/HelveticaNowDisplay-Light.woff2') format('woff2'),
       url('/fonts/HelveticaNowDisplay-Light.woff') format('woff');
  font-weight: 300;
}
@font-face {
  font-family: 'Helvetica Now Display';
  src: url('/fonts/HelveticaNowDisplay-Medium.woff2') format('woff2'),
       url('/fonts/HelveticaNowDisplay-Medium.woff') format('woff');
  font-weight: 500;
}
@font-face {
  font-family: 'Helvetica Now Display';
  src: url('/fonts/HelveticaNowDisplay-Bold.woff2') format('woff2'),
       url('/fonts/HelveticaNowDisplay-Bold.woff') format('woff');
  font-weight: 700;
}

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

body {
  font-family: 'Helvetica Now Display', sans-serif;
  overflow-x: hidden;
}

section {
  position: sticky;
  top: 0;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 98px 80px;
  z-index: 1;
}

/* Başlık */
.section-title {
  font-size: 42px;
  font-weight: 600;
  margin: 40px 0;
}

/* === HERO === */
.hero {
  background: url('../img/hero.jpg') no-repeat center center/cover;
  flex-direction: column;
  text-align: center;
  color: #fff;
  z-index: 5;
}

.navbar {
  position: absolute;
  top: 20px;
  right: 30px;
}

.navbar ul {
  list-style: none;
  display: flex;
  gap: 15px;
}

.navbar ul li a {
  text-decoration: none;
  color: #fff;
  background: rgba(255, 255, 255, 0.2);
  padding: 8px 18px;
  border-radius: 25px;
  font-size: 14px;
  transition: 0.3s;
}

.navbar ul li a:hover {
  background: rgba(255, 255, 255, 0.4);
}

.hero-content {
  max-width: 900px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.hero-content .logo {
  width: 980px;
  height: auto;
  margin-bottom: 20px;
}

.hero-content .subtitle {
  font-size: 30px;
  font-weight: 300;
  margin-bottom: 40px;
}

.hero-content .btn-discover {
  display: inline-block;
  text-decoration: none;
  color: #fff;
  font-size: 18px;
  border-bottom: 2px solid #fff;
  padding-bottom: 5px;
  transition: 0.3s;
  font-weight: 700;
}

.hero-content .btn-discover:hover {
  opacity: 0.7;
}

/* === SLOGAN === */
.slogan {
  background: #fff;
  color: #000;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  z-index: 10;
}

.slogan-line {
  width: 1px;
  height: 60px;
  background-color: #000;
  margin: 40px 0;
}

.slogan-text h2 {
  font-size: 55px;
  margin-left: 85px;
  line-height: 1.4;
  font-weight: 300;
  margin-bottom: 40px;
}

.slogan-text p {
  font-size: 55px;
  margin-left: 85px;
  line-height: 1.4;
  font-weight: 300;
}

/* === YAKLAŞIMIMIZ === */
.approach {
  background: #F65C10;
  color: #fff;
  display: flex;
  flex-direction: row;
  gap: 80px;
  z-index: 15;
}

.approach-left {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  min-width: 250px;
}

.approach-left .vertical-line {
  width: 1px;
  height: 90px;
  background-color: #fff;
  margin: 15px 0;
}

.approach-left h2 {
  font-size: 46px;
  margin-top: -270px;
  font-weight: 500;
}

.approach-right {
  max-width: 1200px;
  font-size: 18px;
  margin-top: -180px;
  line-height: 1.6;
  display: flex;
  flex-direction: column;
  gap: 25px;
}

/* === BİZ KİMİZ === */
.about {
  background: #5219B7;
  color: #fff;
  display: flex;
  flex-direction: row;
  gap: 80px;
  z-index: 20;
}

.about-left {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  min-width: 250px;
}

.about-left .vertical-line {
  width: 1px;
  height: 60px;
  background-color: #fff;
  margin: 15px 0;
}

.about-left h2 {
  font-size: 46px;
  margin-top: -285px;
  font-weight: 500;
}

.about-right {
  max-width: 1200px;
  font-size: 18px;
  margin-top: -320px;
  line-height: 1.6;
  display: flex;
  flex-direction: column;
  gap: 25px;
}

/* === İLETİŞİM === */
.contact {
  background: #FF2B80;
  color: #fff;
  display: flex;
  flex-direction: row;
  gap: 80px;
  z-index: 25;
}

.contact-left {
  flex: 1;
}

.contact-left .vertical-line {
  width: 1px;
  height: 60px;
  background-color: #fff;
  margin: 20px 0;
}

.contact-left h2 {
  font-size: 82px;
  margin-left: 100px;
  margin-top: -60px;
  font-weight: 500;
  margin-bottom: 30px;
}

.contact-left p {
  margin-left: 100px;
  font-size: 18px;
  line-height: 1.5;
  margin-bottom: 20px;
}

.contact-left a {
  margin-left: 100px;
  color: #fff;
  text-decoration: underline;
}

.contact-right {
  flex: 1;
  background: #fff;
  margin-right: 130px;
  padding: 40px;
  border-radius: 15px;
  color: #000;
  max-width: 500px;
}

.contact-right form {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.contact-right input,
.contact-right textarea {
  width: 100%;
  padding: 12px;
  border: 1px solid #ccc;
  border-radius: 8px;
  font-size: 16px;
}

.contact-right button {
  padding: 14px;
  background-color: #FF2B80;
  color: #fff;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  font-size: 16px;
  font-weight: 600;
  transition: 0.3s;
}

.contact-right button:hover {
  opacity: 0.8;
}

/* === RESPONSIVE === */
@media (max-width: 1200px) {
  section {
    flex-direction: column;
    align-items: flex-start;
    padding: 40px 20px;
    text-align: left;
  }

  /* HERO */
  .hero-content .logo {
    width: 60%;
    max-width: 280px;
    margin-bottom: 15px;
  }

  .hero-content .subtitle {
    font-size: 18px;
    margin-bottom: 20px;
  }

  .hero-content .btn-discover {
    font-size: 15px;
  }

  /* GLOBAL heading scaling */
  h1 {
    font-size: 32px;
    line-height: 1.2;
  }
  h2 {
    font-size: 26px;
    line-height: 1.3;
  }

  /* SLOGAN */
  .slogan-text h2,
  .slogan-text p {
    margin-left: 0;
    font-size: 24px;
    line-height: 1.3;
  }

  /* APPROACH + ABOUT + CONTACT */
  .approach-left,
  .about-left,
  .contact-left {
    margin-bottom: 30px;
    width: 100%;
  }

  .approach-left h2,
  .about-left h2,
  .contact-left h2 {
    margin-top: 0;
    margin-left: 0;
    font-size: 28px;
  }

  .approach-right,
  .about-right,
  .contact-right {
    margin-top: 0;
    max-width: 100%;
    font-size: 15px;
    line-height: 1.5;
  }

  /* CONTACT özel */
  .contact-left p,
  .contact-left a {
    margin-left: 0;
    font-size: 15px;
  }

  .contact-right {
    margin-right: 0;
    margin-top: -40px;
    padding: 20px;
    border-radius: 10px;
    width: 100%;
  }

  .contact-right input,
  .contact-right textarea {
    font-size: 14px;
  }

  .contact-right button {
    font-size: 14px;
    padding: 12px;
  }
}

/* === RESPONSIVE === */
@media (max-width: 1200px) {
  section {
    flex-direction: column;
    align-items: flex-start;
    padding: 40px 20px;
    text-align: left;
  }

  /* HERO */
  .hero-content .logo {
    width: 85%;
    max-width: 280px;
    margin-bottom: 20px;
  }
  .hero-content .subtitle { font-size: 18px; }
  .hero-content .btn-discover { font-size: 15px; }

  /* GLOBAL HEADINGS */
  h1 { font-size: 30px; line-height: 1.2; }
  h2 { font-size: 26px; line-height: 1.3; margin-bottom: 15px; }

  /* SLOGAN */
  .slogan-text h2,
  .slogan-text p {
    margin-left: 0;
    font-size: 26px;
    line-height: 1.3;
  }

  /* APPROACH & ABOUT */
  .approach, .about {
    flex-direction: column;
    gap: 20px;
  }
  .approach-left,
  .about-left {
    width: 100%;
    margin-top: -40px;
    margin-bottom: 10px;
  }
  .approach-left h2,
  .about-left h2 {
    margin: 0;
    font-size: 28px;
  }
  .approach-right,
  .about-right {
    margin-top: -10px;
    width: 100%;
    max-width: 100%;
    font-size: 14px;
    line-height: 1.3;
  }

  /* CONTACT */
  .contact { flex-direction: column; }
  .contact-left {
    width: 100%;
    margin-bottom: 20px;
  }
  .contact-left h2 { font-size: 30px; margin-left: 0; }
  .contact-left p, .contact-left a { margin-left: 0; }
  .contact-right {
    margin: 0;
    margin-top: -90px;
    width: 100%;
    padding: 20px;
  }
}