/* ================================================= */
/* 1. RESET & GLOBAL AYARLAR                         */
/* ================================================= */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  list-style: none;
  text-decoration: none;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: "DM Sans", sans-serif;
  background-color: #121212;
  color: #fff;
  width: 100%;
  margin: 0 auto;
}

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

h1,
h2,
h3,
h4,
h5,
h6,
p {
  margin: 0;
}

ul,
ol {
  list-style: none;
  padding: 0;
  margin: 0;
}

a {
  text-decoration: none;
  color: currentColor;
}

button {
  font-family: inherit;
  color: currentColor;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  border: 0;
  padding: 0;
  white-space: nowrap;
  clip-path: inset(100%);
  clip: rect(0 0 0 0);
  overflow: hidden;
}

/* Global Container Ayarları */
.main-container {
  width: 375px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 0px 20px;
}

.container {
  width: 100%;
  max-width: 375px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ================================================= */
/* 2. HEADER BÖLÜMÜ                                  */
/* ================================================= */
#header {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
}

.header-container {
  display: flex;
  justify-content: space-between;
  gap: 0;
  align-items: center;
  max-width: 335px;
  width: 100%;
  height: 50px;
  padding: 15px 20px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 12px;
  margin-top: 20px;
  background-color: rgba(18, 18, 18, 1);
}

.header-logo {
  fill: white;
}
.camera-icon {
  fill: #bea69e;
}

.menu-container {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 14px;
}

.menulerler {
  display: flex;
  gap: 14px;
  align-items: flex-end;
}

.menu-icon {
  stroke: #ffffff;
  cursor: pointer;
  stroke-width: 2;
}

.camera-label {
  width: 32px;
  height: 32px;
  background-color: rgba(29, 29, 29, 0.4);
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
  cursor: pointer;
}

.header-button,
.menu-toggle-checkbox,
.close-menu-label,
.header-mobile-image,
.nav-links {
  display: none;
}

/* Mobile Menu Logic */
#menu-toggle:checked ~ .nav-links {
  display: flex;
  background-color: #bea69e;
  height: 812px;
  position: absolute;
  max-width: 218px;
  width: 100%;
  top: 0px;
  right: 0px;
  z-index: 100;
}

.menu-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(18, 18, 18, 0.4);
  z-index: 99;
}

#menu-toggle:checked ~ .menu-overlay {
  display: block;
}

#menu-toggle:checked ~ .nav-links ul {
  display: flex;
  flex-direction: column;
  margin-top: 180px;
  margin-left: 20px;
  gap: 20px;
  list-style: none;
  font-size: 14px;
  text-transform: uppercase;
}

#menu-toggle:checked ~ .nav-links a {
  color: #121212;
  font-weight: 400;
  text-decoration: none;
}

#menu-toggle:checked ~ .nav-links a:hover,
#menu-toggle:checked ~ .nav-links a:active {
  font-weight: 700;
}

#menu-toggle:checked ~ .close-menu-label {
  display: flex;
  stroke: #121212;
  stroke-width: 3;
  position: absolute;
  top: 20px;
  right: 20px;
  z-index: 101;
}

#menu-toggle:checked ~ picture .header-mobile-image {
  display: flex;
  position: absolute;
  z-index: 100;
  top: 483px;
  right: 0px;
}

/* ================================================= */
/* 3. HERO SECTION                                   */
/* ================================================= */
.hero-line-back {
  background-image: url("../images/hero/Graphic-mobil.webp");
  height: 947px;
  justify-content: center;
  align-items: center;
}

.hero-container {
  width: 335px;
  height: 777px;
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero {
  max-width: 335px;
  background-color: #1d1d1d;
  color: #f5f5f5;
  border-radius: 40px;
  padding: 40px 32px 0;
  position: relative;
  overflow: hidden;
  margin-top: 60px;
}

.hero-head {
  margin-bottom: 24px;
}
.hero-h1 {
  font-size: 38px;
  line-height: 1.1;
  font-weight: 700;
}
.hero-h1 span {
  color: #b99a93;
  font-style: italic;
}

.hero-first-p-div {
  margin-bottom: 32px;
}
.hero-p {
  font-size: 14px;
  line-height: 1.5;
  color: #d3d3d3;
}
.hero-p-tablet,
.hero-img-pc,
.hero-img-tablet {
  display: none;
}

.hero-sec-img {
  display: flex;
  align-items: center;
  margin-bottom: 24px;
}
.hero-img {
  display: flex;
  align-items: center;
}
.hero-img img {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid #1d1d1d;
  background-color: #fff;
}
.hero-img img + img {
  margin-left: -12px;
}
.hero-img-01:nth-child(1) {
  z-index: 2;
}
.hero-img-01:nth-child(2) {
  z-index: 1;
}
.hero-img-01:nth-child(3) {
  z-index: 0;
}

.hero-icon-div {
  margin-left: 40px;
  display: grid;
  grid-template-columns: auto auto;
  grid-auto-rows: auto;
  column-gap: 12px;
  align-items: center;
}

.hero-icon-circle {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background-color: #b99a93;
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  grid-column: 1;
  grid-row: 1 / 3;
}

.hero-icon-star {
  width: 20px;
  height: 20px;
  fill: none;
  stroke: #1b1b1b;
  stroke-width: 2;
}

.hero-reviews-p {
  grid-column: 2;
  grid-row: 1;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.5);
  font-weight: 400;
  line-height: 129%;
  letter-spacing: -0.04em;
}

.hero-number {
  grid-column: 2;
  grid-row: 2;
  font-size: 16px;
  font-weight: 500;
  line-height: 112%;
  letter-spacing: 0.04em;
  margin-top: 0px;
}

.hero-links {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-top: -20px;
}
.hero-link {
  font-size: 14px;
  line-height: 1.3;
  color: #f5f5f5;
  text-decoration: none;
}
.hero-icon-href svg {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: #f5f5f5;
}

.hero-last-img {
  display: flex;
  justify-content: center;
  margin-top: 31px;
}
.hero-img-back {
  width: 259px;
  height: 314px;
  object-fit: cover;
  display: block;
}

/* ================================================= */
/* 4. ADVERTISEMENT (SLOGAN)                         */
/* ================================================= */
.slogan {
  overflow: hidden;
  font-weight: 400;
  font-size: 28px;
  line-height: 1.3;
  letter-spacing: -0.02em;
  text-transform: uppercase;
  color: #bea69e;
  width: 100%;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
  margin-bottom: 80px;
}

.slogan-container {
  display: flex;
}

.slogan-title {
  flex-shrink: 0;
  min-width: 100%;
  white-space: nowrap;
  animation-name: title;
  animation-duration: 5s;
  animation-timing-function: ease-in-out;
  animation-iteration-count: infinite;
}
.slogan-title .accent {
  color: #ffffff;
}

@keyframes title {
  from {
    transform: translateX(0);
  }
  to {
    transform: translateX(-100%);
  }
}

/* ================================================= */
/* 5. ABOUT US                                       */
/* ================================================= */
#about-us {
  color: #ffffff;
  display: flex;
  flex-direction: column;
  justify-content: center;
  margin-bottom: 80px;
}

.about-us-container {
  display: flex;
  width: 100%;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 40px;
}

.about-us-container .about-us-title {
  font-weight: 500;
  font-size: 28px;
  line-height: 1.14286;
  letter-spacing: -0.04em;
  align-self: flex-start;
}
.about-us-container .about-us-title span {
  color: #bea69e;
}

.about-us-image-div {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 40px;
}

.about-us-content {
  display: flex;
  flex-direction: column;
}

.about-us-text {
  color: #ffffff;
  font-weight: 400;
  font-size: 14px;
  line-height: 1.28571;
  letter-spacing: -0.02em;
  padding: 15px 0px;
}

/* ================================================= */
/* 6. OUR COURSES (DÜZELTİLEN BÖLÜM - FLEXBOX)       */
/* ================================================= */
.our-courses-container {
  background-color: #121212;
  padding-bottom: 80px;
  margin-bottom: 80px;
}

.our-courses-info {
  margin-bottom: 40px;
}

.our-courses-title {
  color: #ffffff;
  font-weight: 500;
  font-size: 28px;
  line-height: 32px;
  letter-spacing: -0.04em;
  margin-bottom: 16px;
  margin-top: 0;
}
.our-courses-title-span {
  color: #bea69e;
}

.our-courses-info-text {
  color: #ffffff;
  font-weight: 400;
  font-size: 14px;
  line-height: 18px;
  letter-spacing: -0.02em;
  margin-top: 0;
}

.our-courses-ul {
  display: flex;
  flex-direction: column;
  gap: 20px;
  justify-content: center;
  align-items: center;
  width: 100%;
}

.our-courses-card {
  display: flex;
  flex-direction: column;
  width: 335px; /* Mobilde sabit genişlik */
  height: 398px;
  min-height: 398px;
  background: linear-gradient(#060707, #1d1d1d);
  border: 1px solid #ffffff33;
  border-radius: 12px;
  padding: 28px;
  box-sizing: border-box;
}

.our-courses-card-inner {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.our-courses-card-inner-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 28px;
}

.our-courses-card-number {
  font-family: "DM Sans", sans-serif;
  font-size: 14px;
  line-height: 18px;
  color: #ffffff;
  opacity: 0.4;
}

.our-courses-card-arrow-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background-color: #1d1d1d;
  transition: background-color 0.3s ease;
}

.our-courses-icon-arrow {
  color: #ffffff;
  opacity: 0.4;
  transition: fill 0.3s ease;
}

.our-courses-card-arrow-link:hover {
  background-color: #bea69e;
  cursor: pointer;
}
.our-courses-card-arrow-link:hover .our-courses-icon-arrow {
  color: #ffffff;
  opacity: 1;
}

.our-courses-card-header {
  font-weight: 500;
  font-size: 28px;
  line-height: 32px;
  color: #ffffff;
  margin-top: 20px;
  margin-bottom: auto;
}

.our-courses-in-card-info {
  font-weight: 400;
  font-size: 14px;
  line-height: 18px;
  color: #ffffff;
  opacity: 0.5;
  margin-top: auto;
}

/* ================================================= */
/* 7. OUR MENTORS                                    */
/* ================================================= */
.container-our-mentors {
  display: flex;
  flex-direction: column;
  gap: 40px;
  background-color: #121212;
  margin-bottom: 80px;
  width: 335px;
}

.our-mentors {
  color: rgba(255, 255, 255, 1);
  font-weight: 500;
  font-size: 28px;
  line-height: 1.2;
  display: flex;
  text-align: start;
  gap: 10px;
}
.our-mentors > span {
  color: rgba(190, 166, 158, 1);
  font-weight: 500;
  font-size: 28px;
  line-height: 1.2;
}

.container-our-mentors > ul {
  display: flex;
  flex-direction: column;
  gap: 40px;
  align-items: center;
  justify-content: center;
}
.container-our-mentors > ul > li {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
}
.container-our-mentors > ul > li > img {
  display: flex;
  border-radius: 50%;
  width: 180px;
  height: 180px;
}

.our-mentors-details {
  display: flex;
  gap: 4px;
  flex-direction: column;
  align-items: center;
}
.our-mentors-details > h3 {
  color: rgba(255, 255, 255, 1);
  font-weight: 500;
  font-size: 20px;
  line-height: 1.2;
}
.our-mentors-details > p {
  color: rgba(255, 255, 255, 0.5);
  font-size: 12px;
  line-height: 1.3;
}

/* ================================================= */
/* 8. SIGN UP SECTION                                */
/* ================================================= */
.sign-up-section {
  display: flex;
  margin-bottom: 80px;
}

.sign-up-container {
  display: flex;
  flex-direction: column;
}

.sign-up-h2 {
  font-size: 28px;
  color: #fff;
  margin: 0;
  margin-bottom: 20px;
  padding: 0;
}
.sign-up-h2 span {
  color: #bea69e;
}

.sign-up-p {
  color: #fff;
  width: 295px;
  font-size: 14px;
  margin-bottom: 40px;
}

.sign-up-input {
  box-sizing: border-box;
  background-color: #121212;
  color: #fff;
  border: 1px solid #fff;
  width: 335px;
  height: 60px;
  border-radius: 12px;
  margin-bottom: 14px;
  padding-left: 18px;
}

.sign-up-textarea {
  box-sizing: border-box;
  background-color: #121212;
  color: #fff;
  border: 1px solid #fff;
  width: 335px;
  height: 120px;
  border-radius: 12px;
  padding-left: 18px;
  padding-top: 20px;
  margin-bottom: 40px;
}

.sign-up-button {
  color: black;
  background-color: #fff;
  padding-top: 16px;
  padding-bottom: 16px;
  margin-bottom: 20px;
  border: none;
  border-radius: 12px;
  width: 335px;
}
.sign-up-button:hover {
  transition: all 250ms ease-in-out;
  color: #bea69e;
  cursor: pointer;
  background-color: #1d1d1d;
}

.sign-up-a {
  color: #fff;
  text-decoration: underline;
}
.sign-up-image-1 {
  width: 163px;
  height: 154px;
  display: none;
}
.sign-up-image-2 {
  width: 254px;
  height: 313px;
  display: none;
}
.sign-up-opacity {
  opacity: 0.5;
}

/* ================================================= */
/* 9. REVIEWS SECTION                                */
/* ================================================= */
.reviews-section {
  display: flex;
  flex-direction: column;
  font-family: "DM Sans", sans-serif;
  gap: 40px;
  background-color: #121212;
  width: 100%;
  color: #fff;
  margin-bottom: 80px;
}

.icon-star2,
.icon-star1 {
  width: 16px;
  height: 16px;
  border-radius: 100px;
}

.reviews-heading {
  font-size: 28px;
  font-weight: 500;
  display: flex;
}

.reviews-section-card {
  width: 335px;
  display: flex;
  flex-direction: column;
  border: 1px solid #ffffff33;
  border-radius: 10px;
  padding: 20px;
  gap: 20px;
}

.reviews-section-card-up {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}
.reviews-section-card-up-icons-container {
  margin-left: 66px;
}
.reviews-section-card-up-icons-container,
.reviews-section-card-bottom {
  gap: 4px;
}
.reviews-section-card-up-img {
  width: 56px;
  height: 56px;
  border-radius: 100px;
}
.reviews-section-card-up-heading {
  font-size: 20px;
}
.reviews-section-card-up-p {
  font-size: 12px;
}
.reviews-section-card-bottom-p {
  font-size: 14px;
}
.hidden-on-mobile {
  display: none;
}

/* ================================================= */
/* 10. FOOTER SECTION                                */
/* ================================================= */
.footer {
  max-width: 375px;
  width: 100%;
  margin: 0 auto;
  color: #fff;
  background-image: url("../images/footer/footer-lines-375.webp");
  border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.footer-wrapper {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 40px;
  padding: 40px 20px 20px 20px;
}

.footer-container {
  display: flex;
  flex-direction: column;
  width: 100%;
}
.footer-left {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 40px;
}
.footer-contact {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-contact-info {
  color: #ffffff;
  font-weight: 400;
  font-size: 14px;
  line-height: 1.28571;
}

.footer-nav {
  max-width: 216px;
  width: 100%;
  display: flex;
  gap: 40px;
  margin-bottom: 70px;
}
.footer-nav-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.footer-nav-list li a {
  color: #fff;
  font-weight: 400;
  font-size: 14px;
  text-transform: uppercase;
}

.footer-email-form {
  width: 100%;
  display: flex;
  gap: 8px;
}
.footer-email-input {
  max-width: 267px;
  width: 100%;
  height: 60px;
  border-radius: 12px;
  border: none;
  padding: 20px 0px 20px 18px;
}
.footer-btn {
  max-width: 60px;
  width: 100%;
  height: 60px;
  border-radius: 12px;
  border: none;
  cursor: pointer;
  background-color: #1d1d1d;
  color: #fff;
  font-weight: 400;
  font-size: 20px;
  line-height: 1.2;
  text-align: center;
}

.footer-bottom {
  display: flex;
  gap: 72px;
  justify-content: center;
  align-items: center;
}
.footer-legal {
  width: 147px;
  height: 32px;
}
.policys,
.footer-copyright-text {
  color: #fff;
  font-weight: 400;
  font-size: 12px;
  line-height: 1.33333;
}

.footer-copyright {
    height: 32px;
    width: 116px;
}

/* ================================================= */
/* 11. MEDIA QUERIES (TABLET - 768px)                */
/* ================================================= */
@media screen and (min-width: 768px) {
  .main-container {
    width: 768px;
    min-width: 768px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    padding: 0px 32px;
  }

  /* Header */
  #header {
    height: 120px;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 14px;
    padding-bottom: 40px;
  }
  .header-button {
    background-color: #ffffff;
    color: #121212;
    font-weight: 700;
    font-size: 18px;
    line-height: 1.55556;
    text-transform: uppercase;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    padding: 16px 58px;
    margin-top: 20px;
    transition: background-color, color 250ms cubic-bezier(0.4, 0, 0.2, 1);
  }
  .header-button:hover {
    background-color: #1d1d1d;
    color: #bea69e;
  }
  .header-container {
    max-width: 504px;
    height: 60px;
    gap: 281px;
  }
  .menu-container {
    justify-content: space-between;
    gap: 0px;
  }
  .camera-label {
    display: none;
  }
  .menu-icon {
    width: 40px;
    height: 40px;
  }
  #menu-toggle:checked ~ .nav-links {
    max-width: 480px;
  }
  #menu-toggle:checked ~ .nav-links ul {
    gap: 28px;
    margin-top: 232px;
    margin-left: 64px;
  }
  #menu-toggle:checked ~ .close-menu-label {
    width: 40px;
    height: 40px;
  }
  #menu-toggle:checked ~ picture .mobile-image {
    top: 548px;
  }

  /* Hero */
  .hero-container {
    width: 704px;
    height: 900px;
    margin-left: 40px;
  }
  .hero-line-back {
    background-image: url("../images/hero/Graphic-tablet.webp");
    height: 1120px;
    width: 768px;
    justify-content: center;
    align-items: center;
  }
  .hero-img-back,
  .hero-img-pc,
  .hero-p {
    display: none;
  }
  .hero {
    max-width: 704px;
    padding: 72px 64px 0;
    border-radius: 40px;
    height: 900px;
    margin-left: -20px;
    margin-top: -10px;
  }
  .hero-h1 {
    font-size: 60px;
    line-height: 1.06667;
    max-width: 600px;
    letter-spacing: -0.04em;
    margin-left: -32px;
  }
  .hero-h1 span {
    color: #c2a193;
    font-style: italic;
    font-weight: 400;
  }
  .hero-first-p-div {
    margin-bottom: 32px;
    max-width: 520px;
  }
  .hero-p-tablet {
    font-size: 14px;
    line-height: 1.28;
    margin-left: -32px;
    margin-bottom: 40px;
    letter-spacing: -0.02em;
    color: white;
    display: block;
  }
  .hero-img img {
    width: 54px;
    height: 54px;
  }
  .hero-img img + img {
    margin-left: -14px;
  }
  .hero-sec-img {
    display: flex;
    align-items: center;
    gap: 134px;
    position: relative;
    margin-top: 40px;
    margin-left: -32px;
  }
  .hero-links {
    display: flex;
    flex-direction: column;
    gap: 4px;
    margin-left: 32px;
    position: absolute;
    left: calc(48px * 3 - 14px * 2 + 12px);
    top: 50%;
    transform: translateY(-50%);
    align-items: flex-start;
    padding-bottom: 40px;
  }
  .hero-icon-div {
    display: grid;
    grid-template-columns: auto auto;
    grid-auto-rows: auto;
    column-gap: 16px;
    align-items: center;
    position: relative;
    top: 0;
    margin-left: 20px;
  }
  .hero-icon-circle {
    width: 50px;
    height: 50px;
    background-color: #b58f85;
    margin-top: -10px;
  }
  .hero-icon-star {
    width: 20px;
    height: 20px;
  }
  .hero-reviews-p {
    font-size: 14px;
    margin: 0;
    margin-top: -20px;
  }
  .hero-number {
    font-size: 18px;
    margin-top: -15px;
    margin-left: -5px;
  }
  .hero-link {
    font-size: 14px;
    margin-left: 20px;
  }
  .hero-icon-href svg {
    width: 18px;
    height: 8px;
  }
  .hero-icon-href {
    margin-top: -5px;
    padding-left: 22px;
  }
  .hero-img-tablet {
    margin-top: 46px;
    display: flex;
    justify-content: center;
  }
  .hero-tablet-img {
    width: 393px;
    height: 434px;
  }

  /* Slogan */
  .slogan-title {
    font-size: 40px;
  }
  .slogan {
    margin-bottom: 100px;
  }

  /* About Us */
  .about-us-container {
    gap: 50px;
    margin-bottom: 100px;
  }
  .about-us-image-div {
    gap: 50px;
  }
  .about-us-container .about-us-title {
    font-weight: 500;
    font-size: 48px;
    line-height: 1.125;
    letter-spacing: -0.04em;
  }
  .about-us-content {
    max-width: 600px;
    display: flex;
    flex-direction: row;
    align-items: flex-start;
    justify-content: flex-start;
    gap: 40px;
  }
  .about-us-content li {
    max-width: 280px;
  }
  .about-us-text {
    font-weight: 400;
    font-size: 16px;
    line-height: 1.25;
    letter-spacing: -0.02em;
    padding: 0px;
  }

  /* COURSES (DÜZELTME: FLEXBOX İLE YAN YANA ALMA) */
  .our-courses-container {
    margin-bottom: 100px;
  }
  .our-courses-info {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    width: 100%;
  }
  .our-courses-title {
    margin-bottom: 0;
    margin-top: 0;
    font-size: 48px;
    line-height: 54px;
    flex: 1;
  }
  .our-courses-info-text {
    justify-content: center;
    text-align: left;
    margin-top: 0;
    font-size: 16px;
    line-height: 20px;
    flex: 1;
  }

  .our-courses-ul {
    display: flex;
    flex-direction: row; /* Yan yana diz */
    flex-wrap: wrap; /* Sığmayan aşağı geçsin */
    justify-content: flex-start;
    gap: 20px;
    margin-left: 20px;
    margin-right: 20px;
  }

  /* Kart Genişliği: (100% - Boşluk) / 2 */
  .our-courses-card {
    width: 342px;
    height: 452px;
  }

  .our-courses-in-card-info {
    font-size: 16px;
    line-height: 20px;
  }

  /* Mentors */
  .container-our-mentors {
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 50px;
    background-color: #121212;
    margin-bottom: 100px;
  }
  .our-mentors {
    font-size: 48px;
    line-height: 1.125;
  }
  .our-mentors > span {
    font-size: 48px;
    line-height: 1.125;
  }
  .container-our-mentors > ul {
    gap: 100px;
    flex-direction: row;
    flex-wrap: wrap;
  }
  .our-mentors-details > h3 {
    font-size: 28px;
  }
  .our-mentors-details > p {
    font-size: 14px;
  }

  /* Signup */
  .sign-up-section {
    margin-bottom: 100px;
  }
  .sign-up-container {
    display: block;
  }
  .sign-up-h2 {
    font-size: 48px;
  }
  .sign-up-input {
    width: 480px;
  }
  .sign-up-textarea {
    width: 480px;
  }
  .sign-up-button {
    width: 480px;
  }
  .sign-up-p {
    width: 480px;
    font-size: 16px;
  }

  /* Reviews */
  .reviews-section {
    display: flex;
    flex-direction: column;
    gap: 50px;
    margin-bottom: 100px;
  }
  .icon-star2,
  .icon-star1 {
    width: 20px;
    height: 20px;
    border-radius: 100px;
  }
  .reviews-heading {
    font-size: 48px;
    font-weight: 500;
  }
  .reviews-section-card {
    width: 640px;
    height: 196px;
    display: flex;
    gap: 20px;
  }
  .reviews-section-card-up {
    display: inline-flex;
    align-items: center;
  }
  .hidden-on-mobile {
    display: none;
  }
  .reviews-section-card-bottom-p {
    font-size: 16px;
  }
  .reviews-section-card-up-icons {
    margin-left: 189px;
    margin-top: -30px;
  }

  /* Footer */
  .footer {
    background-image: url("../images/footer/footer-lines-768.webp");
    max-width: 768px;
  }
  .footer-container {
    flex-direction: row;
    justify-content: space-around;
  }
  .footer-left {
    max-width: 152px;
    margin-right: 48px;
  }
  .footer-logo-icon {
    width: 124px;
    height: 17px;
  }
  .footer-email-form {
    max-width: 236px;
  }
  .footer-email-form input {
    max-width: 178px;
  }
  .footer-contact {
    max-width: 152px;
  }
  .footer-nav {
    max-width: 199px;
    gap: 25px;
  }
  .footer-bottom {
    max-width: 704px;
    width: 100%;
    justify-content: space-between;
  }
  .footer-copyright-text {
    color: #fff;
    font-weight: 400;
    font-size: 14px;
    line-height: 1.28571;
  }
  .footer-copyright {
    height: 36px;
    width: 134px;
}
}

/* ================================================= */
/* 12. MEDIA QUERIES (DESKTOP - 1280px)              */
/* ================================================= */
@media screen and (min-width: 1280px) {
  .main-container {
    width: 1280px;
    min-width: 1280px;
    padding: 0px 100px;
  }
  body {
    max-width: 1280px;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 150px;
    margin: 0 auto;
  }

  /* Header */
  #header {
    height: 160px;
    gap: 20px;
    padding-bottom: 80px;
  }
  .header-container {
    max-width: 822px;
    justify-content: space-between;
    align-items: center;
    gap: 97px;
    justify-items: center;
    padding-right: 50px;
    padding-left: 50px;
  }
  .nav-links {
    display: flex;
  }
  .nav-links ul {
    display: flex;
    gap: 24px;
    justify-content: space-between;
  }
  .nav-links ul li a {
    color: #ffffff;
    font-weight: 400;
    font-size: 14px;
    transition: color 250ms cubic-bezier(0.4, 0, 0.2, 1);
  }
  .nav-links ul li a:hover {
    color: #bea69e;
  }
  .menu-icon {
    display: none;
  }
  .header-button {
    padding: 16px 84px;
  }
  .menu-container {
    display: flex;
    justify-content: space-between;
    width: 502px;
    height: 18px;
    align-items: center;
    font-size: 14px;
  }

  /* Hero */
  .hero-container {
    width: 1280px;
    height: 909px;
  }
  .hero-line-back {
    background-image: url("../images/hero/Graphic-pc.webp");
    width: 1280px;
    height: 909px;
    justify-content: center;
    align-items: center;
  }
  .hero {
    max-width: 1920px;
    min-width: 1080px;
    height: 600px;
    background-color: #1d1d1d;
    color: #f5f5f5;
    border-radius: 40px;
    padding: 96px 80px 80px 80px;
    position: relative;
    overflow: hidden;
    margin-top: -300px;
  }
  .hero-head {
    max-width: 560px;
    margin-bottom: 32px;
  }
  .hero-h1 {
    font-size: 64px;
    line-height: 106%;
    font-weight: 500;
    letter-spacing: -0.04em;
    color: white;
    margin-top: -40px;
    margin-left: -20px;
  }
  .hero-first-p-div {
    margin-bottom: 72px;
  }
  .hero-p-tablet {
    display: block;
    font-weight: 400;
    font-size: 14px;
    line-height: 129%;
    letter-spacing: -0.02em;
    color: #d3d3d3;
    margin-left: -20px;
  }
  .hero-img-pc {
    display: block;
    width: 397;
  }
  .hero-img-tablet,
  .hero-img-back {
    display: none;
  }
  .hero-last-img {
    position: absolute;
    right: 80px;
    bottom: 0;
    top: 30px;
  }
  .hero-sec-img {
    position: absolute;
    left: 80px;
    bottom: 64px;
    margin-bottom: 0;
    display: flex;
    align-items: center;
  }
  .hero-img {
    display: flex;
    align-items: center;
  }
  .hero-img img {
    width: 54px;
    height: 54px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid #1d1d1d;
    background-color: #fff;
  }
  .hero-img img + img {
    margin-left: -16px;
  }
  .hero-links {
    position: absolute;
    left: calc(80px + 3 * 56px + 12px);
    display: flex;
    flex-direction: column;
    gap: 2px;
    margin-top: 230px;
    margin-left: -80px;
  }
  .hero-link {
    font-size: 16px;
    line-height: 1.3;
    color: #f5f5f5;
    text-decoration: none;
    font-weight: 400;
    line-height: 125%;
    letter-spacing: -0.04em;
  }
  .hero-icon-href svg {
    width: 18px;
    height: 18px;
    fill: none;
    stroke: #f5f5f5;
    padding-top: 8px;
  }
  .hero-icon-div {
    margin-left: 360px;
    display: flex;
    align-items: center;
    margin-left: 125px;
    margin-top: -15px;
  }
  .hero-icon-circle {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background-color: #b99a93;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
  }
  .hero-icon-star {
    width: 22px;
    height: 22px;
    fill: none;
    stroke: #1b1b1b;
    stroke-width: 2;
  }
  .hero-reviews-p {
    font-size: 16px;
    color: rgba(255, 255, 255, 0.6);
    margin-right: 15px;
    margin-top: -25px;
  }
  .hero-number {
    font-size: 16px;
    font-weight: 500;
    letter-spacing: 0.04em;
    margin-top: 25px;
    margin-left: -80px;
  }

  /* Slogan */
  .slogan-title {
    font-size: 60px;
  }
  .slogan {
    margin-bottom: 150px;
  }

  /* About Us */
  .main-container {
    width: 1280px;
  }
  #about-us {
    width: 100%;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    margin-bottom: 150px;
  }
  .about-us-image-div {
    flex-direction: row;
    width: 100%;
    margin-bottom: 100px;
  }
  .about-us-image-div img {
    max-width: 488px;
    width: 100%;
  }
  .about-us-container ul {
    max-width: 552px;
    display: flex;
    align-items: flex-start;
    justify-content: center;
  }
  .about-us-container ul li {
    max-width: 268px;
  }
  .about-us-content {
    display: flex;
    flex-direction: row;
    max-width: 552px;
    gap: 20px;
  }
  .about-us-text {
    font-weight: 400;
    font-size: 16px;
    line-height: 1.25;
    letter-spacing: -0.02em;
    margin: 0 auto;
  }

  /* COURSES (DÜZELTME: FLEXBOX 3 SÜTUN) */
  .our-courses-container {
    margin-bottom: 150px;
  }
  /* .our-courses-ul ayarı Flex olarak devam ediyor */

  /* Kart Genişliği: (100% - 2 tane boşluk) / 3 */
  .our-courses-card {
    width: calc((100% - 48px) / 3);
  }

  /* Mentors */
  .container-our-mentors {
    margin-bottom: 150px;
  }

  /* Reviews */
  .reviews-section {
    display: flex;
    gap: 50px;
    margin-bottom: 150px;
  }
  .reviews-heading {
    font-size: 48px;
    font-weight: 500;
  }
  .reviews-section-card {
    width: 530px;
    height: 216px;
    display: flex;
    gap: 20px;
  }
  .reviews-section-cards {
    display: flex;
    width: 100%;
    justify-content: space-between;
    gap: 20px;
  }
  .reviews-section-card-up,
  .reviews-section-card-up-icons {
    display: flex;
    flex-wrap: nowrap;
    align-items: center;
    gap: 10px;
  }
  .hidden-on-mobile {
    display: flex;
  }
  .reviews-section-card-up-heading {
    font-size: 20px;
  }
  .reviews-section-card-bottom-p {
    font-size: 16px;
  }
  .reviews-section-card-up-p {
    font-size: 14px;
  }
  .icon-star2 {
    width: 20px;
    height: 20px;
    border-radius: 100px;
  }
  .icon-star1 {
    width: 29px;
    height: 25px;
    margin-top: -2px;
  }
  .reviews-section-card-up-icons {
    margin-left: 39px;
    margin-top: -30px;
  }

  /* Signup */
  .sign-up-section {
    gap: 60px;
    margin-bottom: 150px;
  }
  .sign-up-image-1,
  .sign-up-image-2 {
    display: block;
  }
  .sign-up-div-1 {
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: #bea69e;
    margin-bottom: 38px;
    border-radius: 1000px;
    width: 190px;
    height: 288px;
  }
  .sign-up-div-2 {
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: #1d1d1d;
    margin-bottom: 38px;
    margin-left: 20px;
    border-radius: 1000px;
    width: 350px;
    height: 540px;
  }
  .sign-up-container-2 {
    display: flex;
    align-items: flex-end;
  }

  /* Footer */
  .footer {
    background-image: url("../images/footer/footer-lines-1280.webp");
    max-width: 1280px;
  }
  .footer-logo-icon {
    margin-bottom: 25px;
    margin-left: 100px;
  }
  .footer-container {
    flex-direction: row;
    justify-content: space-around;
  }
  .footer-left {
    max-width: 287px;
    gap: 0px;
    margin-right: 140px;
  }
  .footer-email-form {
    max-width: 276px;
  }
  .footer-email-form input {
    max-width: 216px;
  }
  .footer-contact {
    max-width: 287px;
    margin-left: 100px;
  }
  .footer-nav {
    max-width: 224px;
    gap: 50px;
    margin-right: 135px;
  }
  .footer-bottom {
    max-width: 970px;
    width: 100%;
    justify-content: space-between;
    margin-bottom: 25px;
  }
  .footer-copyright {
    margin-right: -100px;
    height: 36px;
    width: 134px;
}
  }