/* ============================================
   1Kariyer Akademi — CSS Design System
   Brand-aligned with 1kariyer.com
   ============================================ */

/* --- Google Fonts --- */
@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&family=Inter:wght@300;400;500;600;700&display=swap');

/* --- CSS Custom Properties --- */
:root {
  /* Brand Colors */
  --primary: #7C5CF4;
  --primary-hover: #6040d6;
  --primary-light: #f0ecfe;
  --primary-glow: rgba(124, 92, 244, 0.25);
  --secondary: #04cf98;
  --secondary-hover: #03b584;
  --secondary-light: #e6faf4;
  --accent-gold: #F5B700;

  /* Dark Palette (Hero, Footer) */
  --dark-bg: #0f111a;
  --dark-surface: #1a1d2e;
  --dark-surface-2: #232740;
  --dark-border: rgba(255, 255, 255, 0.08);
  --dark-text: #ffffff;
  --dark-text-muted: rgba(255, 255, 255, 0.65);

  /* Light Palette (Body) */
  --light-bg: #f7f9fc;
  --white: #ffffff;
  --text-main: #2b3044;
  --text-secondary: #6b7280;
  --text-muted: #9ca3af;
  --border-color: #e5e7eb;
  --border-light: #f0f1f3;

  /* Typography */
  --font-heading: 'Plus Jakarta Sans', sans-serif;
  --font-body: 'Inter', sans-serif;

  /* Spacing */
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 32px;
  --space-2xl: 48px;
  --space-3xl: 64px;
  --space-4xl: 96px;

  /* Border Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-pill: 50rem;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.12);
  --shadow-primary: 0 8px 24px rgba(124, 92, 244, 0.2);
  --shadow-card-hover: 0 12px 32px rgba(124, 92, 244, 0.15);

  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;
  --transition-spring: 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);

  /* Container */
  --container-max: 1200px;
  --container-padding: 20px;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 400;
  line-height: 1.7;
  color: var(--text-main);
  background-color: var(--light-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

a {
  color: var(--primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--primary-hover);
}

ul, ol {
  list-style: none;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.25;
  color: var(--text-main);
}

h1 { font-size: clamp(2rem, 5vw, 3.25rem); }
h2 { font-size: clamp(1.5rem, 3.5vw, 2.25rem); }
h3 { font-size: clamp(1.25rem, 2.5vw, 1.5rem); }
h4 { font-size: 1.125rem; }

p {
  margin-bottom: var(--space-md);
  color: var(--text-secondary);
}

/* --- Layout --- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.section {
  padding: var(--space-4xl) 0;
}

.section--dark {
  background: var(--dark-bg);
  color: var(--dark-text);
}

.section--dark h2,
.section--dark h3,
.section--dark h4 {
  color: var(--dark-text);
}

.section--dark p {
  color: var(--dark-text-muted);
}

.section--white {
  background: var(--white);
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto var(--space-3xl);
}

.section-header .section-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 6px 16px;
  background: var(--primary-light);
  color: var(--primary);
  font-size: 0.8125rem;
  font-weight: 600;
  border-radius: var(--radius-pill);
  margin-bottom: var(--space-md);
  letter-spacing: 0.02em;
}

.section--dark .section-badge {
  background: rgba(124, 92, 244, 0.15);
  color: #b8a4ff;
}

.section-header h2 {
  margin-bottom: var(--space-md);
}

.section-header p {
  font-size: 1.0625rem;
  line-height: 1.7;
}

/* Grid */
.grid {
  display: grid;
  gap: var(--space-lg);
}

.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 992px) {
  .grid--3 { grid-template-columns: repeat(2, 1fr); }
  .grid--4 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
  .grid--2,
  .grid--3,
  .grid--4 { grid-template-columns: 1fr; }
}

/* --- Navbar --- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: var(--space-md) 0;
  transition: all var(--transition-base);
  background: transparent;
}

.navbar.scrolled {
  background: rgba(15, 17, 26, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--dark-border);
  padding: var(--space-sm) 0;
}

.navbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.navbar__logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  text-decoration: none;
}

.navbar__logo-icon {
  width: 40px;
  height: 40px;
  background: var(--primary);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.25rem;
  color: white;
}

.navbar__logo-text {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.125rem;
  color: white;
}

.navbar__logo-text span {
  color: var(--secondary);
  font-weight: 600;
}

.navbar__links {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
}

.navbar__links a {
  color: var(--dark-text-muted);
  font-size: 0.9375rem;
  font-weight: 500;
  transition: color var(--transition-fast);
  position: relative;
}

.navbar__links a:hover,
.navbar__links a.active {
  color: white;
}

.navbar__links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary);
  transition: width var(--transition-base);
  border-radius: 1px;
}

.navbar__links a:hover::after,
.navbar__links a.active::after {
  width: 100%;
}

.navbar__cta {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.navbar__1kariyer-link {
  color: var(--secondary) !important;
  font-size: 0.875rem !important;
  font-weight: 500 !important;
  display: flex;
  align-items: center;
  gap: 4px;
}

.navbar__1kariyer-link:hover {
  color: var(--secondary-hover) !important;
}

/* Mobile Menu */
.navbar__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
}

.navbar__toggle span {
  width: 24px;
  height: 2px;
  background: white;
  border-radius: 2px;
  transition: all var(--transition-base);
}

.navbar__toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.navbar__toggle.active span:nth-child(2) {
  opacity: 0;
}

.navbar__toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

@media (max-width: 768px) {
  .navbar__toggle {
    display: flex;
  }

  .navbar__links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: var(--dark-surface);
    flex-direction: column;
    align-items: flex-start;
    padding: 80px var(--space-xl) var(--space-xl);
    gap: var(--space-lg);
    transition: right var(--transition-base);
    border-left: 1px solid var(--dark-border);
  }

  .navbar__links.open {
    right: 0;
  }

  .navbar__cta {
    display: none;
  }
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 12px 28px;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 600;
  border-radius: var(--radius-pill);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition-base);
  text-decoration: none;
  line-height: 1.4;
  white-space: nowrap;
}

.btn--primary {
  background: var(--primary);
  color: white;
  border-color: var(--primary);
  box-shadow: var(--shadow-primary);
}

.btn--primary:hover {
  background: var(--primary-hover);
  border-color: var(--primary-hover);
  color: white;
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(124, 92, 244, 0.35);
}

.btn--outline {
  background: transparent;
  color: var(--primary);
  border-color: var(--primary);
}

.btn--outline:hover {
  background: var(--primary);
  color: white;
  transform: translateY(-2px);
}

.btn--outline-white {
  background: transparent;
  color: white;
  border-color: rgba(255, 255, 255, 0.3);
}

.btn--outline-white:hover {
  background: white;
  color: var(--dark-bg);
  border-color: white;
  transform: translateY(-2px);
}

.btn--secondary {
  background: var(--secondary);
  color: white;
  border-color: var(--secondary);
}

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

.btn--lg {
  padding: 16px 36px;
  font-size: 1rem;
}

.btn--sm {
  padding: 8px 20px;
  font-size: 0.8125rem;
}

.btn--icon {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.btn--icon svg {
  width: 18px;
  height: 18px;
  transition: transform var(--transition-fast);
}

.btn--icon:hover svg {
  transform: translateX(3px);
}

/* --- Cards --- */
.card {
  background: var(--white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  padding: var(--space-xl);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.card:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-4px);
}

/* Course Card */
.course-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  overflow: hidden;
  transition: all var(--transition-base);
  display: flex;
  flex-direction: column;
  height: 100%;
}

.course-card:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-6px);
}

.course-card__header {
  padding: var(--space-xl) var(--space-xl) var(--space-md);
  position: relative;
}

.course-card__icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-md);
  font-size: 1.5rem;
}

.course-card__icon--purple { background: var(--primary-light); color: var(--primary); }
.course-card__icon--green { background: var(--secondary-light); color: var(--secondary); }
.course-card__icon--gold { background: #fef5d4; color: var(--accent-gold); }
.course-card__icon--blue { background: #e8f0fe; color: #4285f4; }
.course-card__icon--red { background: #fde8e8; color: #ea4335; }
.course-card__icon--teal { background: #e0f7f1; color: #0d9373; }
.course-card__icon--indigo { background: #eee8fb; color: #5e35b1; }

.course-card__category {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--primary);
  margin-bottom: var(--space-sm);
}

.course-card__title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: var(--space-sm);
  color: var(--text-main);
}

.course-card__body {
  padding: 0 var(--space-xl) var(--space-xl);
  flex: 1;
  display: flex;
  flex-direction: column;
}

.course-card__desc {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: var(--space-lg);
  flex: 1;
}

.course-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
}

.course-card__link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--primary);
  transition: gap var(--transition-fast);
}

.course-card__link:hover {
  gap: 10px;
  color: var(--primary-hover);
}

.course-card__link svg {
  width: 16px;
  height: 16px;
  transition: transform var(--transition-fast);
}

.course-card__link:hover svg {
  transform: translateX(3px);
}

/* --- Hero Section --- */
.hero {
  position: relative;
  background: var(--dark-bg);
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding-top: 80px;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(124, 92, 244, 0.15) 0%, transparent 70%);
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -10%;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(4, 207, 152, 0.1) 0%, transparent 70%);
  pointer-events: none;
}

.hero__content {
  position: relative;
  z-index: 2;
  max-width: 640px;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 8px 18px;
  background: rgba(124, 92, 244, 0.12);
  border: 1px solid rgba(124, 92, 244, 0.2);
  border-radius: var(--radius-pill);
  font-size: 0.8125rem;
  font-weight: 600;
  color: #b8a4ff;
  margin-bottom: var(--space-lg);
  animation: fadeInUp 0.6s ease;
}

.hero__badge svg {
  width: 16px;
  height: 16px;
}

.hero__title {
  font-size: clamp(2.25rem, 5.5vw, 3.5rem);
  font-weight: 800;
  color: white;
  line-height: 1.15;
  margin-bottom: var(--space-lg);
  animation: fadeInUp 0.6s ease 0.1s both;
}

.hero__title .highlight {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero__desc {
  font-size: 1.125rem;
  color: var(--dark-text-muted);
  line-height: 1.75;
  margin-bottom: var(--space-xl);
  max-width: 520px;
  animation: fadeInUp 0.6s ease 0.2s both;
}

.hero__actions {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
  animation: fadeInUp 0.6s ease 0.3s both;
}

.hero__visual {
  position: relative;
  z-index: 2;
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
}

@media (max-width: 768px) {
  .hero__grid {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero__desc {
    margin-left: auto;
    margin-right: auto;
  }

  .hero__actions {
    justify-content: center;
  }

  .hero__visual {
    display: none;
  }
}

/* Hero floating cards */
.hero__float-cards {
  position: relative;
  width: 400px;
  height: 400px;
}

.hero__float-card {
  position: absolute;
  background: var(--dark-surface);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  backdrop-filter: blur(8px);
  animation: float 6s ease-in-out infinite;
}

.hero__float-card:nth-child(1) {
  top: 0;
  right: 0;
  animation-delay: 0s;
}

.hero__float-card:nth-child(2) {
  top: 50%;
  left: 0;
  transform: translateY(-50%);
  animation-delay: 2s;
}

.hero__float-card:nth-child(3) {
  bottom: 0;
  right: 20%;
  animation-delay: 4s;
}

.hero__float-card-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  margin-bottom: var(--space-sm);
}

.hero__float-card-title {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.875rem;
  color: white;
  margin-bottom: 4px;
}

.hero__float-card-text {
  font-size: 0.75rem;
  color: var(--dark-text-muted);
}

/* --- Stats Section --- */
.stats {
  background: var(--white);
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
  padding: var(--space-3xl) 0;
}

.stats__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-xl);
  text-align: center;
}

.stats__item {
  position: relative;
}

.stats__item:not(:last-child)::after {
  content: '';
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  height: 40px;
  width: 1px;
  background: var(--border-color);
}

.stats__number {
  font-family: var(--font-heading);
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 4px;
}

.stats__label {
  font-size: 0.875rem;
  color: var(--text-secondary);
  font-weight: 500;
}

@media (max-width: 768px) {
  .stats__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-xl);
  }

  .stats__item:nth-child(2)::after {
    display: none;
  }
}

@media (max-width: 480px) {
  .stats__grid {
    grid-template-columns: 1fr 1fr;
  }
}

/* --- Advantages Section --- */
.advantage-card {
  text-align: center;
  padding: var(--space-2xl) var(--space-xl);
  border-radius: var(--radius-lg);
  background: var(--white);
  border: 1px solid var(--border-color);
  transition: all var(--transition-base);
}

.advantage-card:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-4px);
}

.advantage-card__icon {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-lg);
  background: var(--primary-light);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-lg);
  font-size: 1.5rem;
  transition: all var(--transition-base);
}

.advantage-card:hover .advantage-card__icon {
  background: var(--primary);
  color: white;
  transform: scale(1.1);
}

.advantage-card__title {
  font-size: 1.0625rem;
  font-weight: 700;
  margin-bottom: var(--space-sm);
  color: var(--text-main);
}

.advantage-card__desc {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

/* --- CTA Section --- */
.cta-section {
  background: linear-gradient(135deg, var(--primary), #5a3dd6);
  padding: var(--space-4xl) 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: -25%;
  right: -10%;
  width: 350px;
  height: 350px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.06);
}

.cta-section::after {
  content: '';
  position: absolute;
  bottom: -20%;
  left: -5%;
  width: 250px;
  height: 250px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.04);
}

.cta-section__content {
  position: relative;
  z-index: 2;
  max-width: 600px;
  margin: 0 auto;
}

.cta-section h2 {
  color: white;
  margin-bottom: var(--space-md);
}

.cta-section p {
  color: rgba(255, 255, 255, 0.85);
  font-size: 1.0625rem;
  margin-bottom: var(--space-xl);
}

.cta-section .btn--outline-white {
  border-color: rgba(255, 255, 255, 0.4);
}

.cta-section .btn--outline-white:hover {
  background: white;
  color: var(--primary);
  border-color: white;
}

/* --- Mission Section --- */
.mission {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
}

.mission__visual {
  border-radius: var(--radius-xl);
  overflow: hidden;
  position: relative;
}

.mission__visual-inner {
  background: linear-gradient(135deg, var(--dark-bg), var(--dark-surface));
  border-radius: var(--radius-xl);
  padding: var(--space-3xl);
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 360px;
  border: 1px solid var(--dark-border);
}

.mission__content h2 {
  margin-bottom: var(--space-md);
}

.mission__content p {
  font-size: 1.0625rem;
  line-height: 1.75;
  margin-bottom: var(--space-lg);
}

.mission__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  margin-bottom: var(--space-xl);
}

.mission__list-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  font-size: 0.9375rem;
  color: var(--text-secondary);
}

.mission__list-icon {
  width: 24px;
  height: 24px;
  min-width: 24px;
  border-radius: 50%;
  background: var(--secondary-light);
  color: var(--secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 2px;
}

.mission__list-icon svg {
  width: 14px;
  height: 14px;
}

@media (max-width: 768px) {
  .mission {
    grid-template-columns: 1fr;
  }

  .mission__visual {
    order: -1;
  }
}

/* --- Course Detail Page --- */
.course-hero {
  background: var(--dark-bg);
  padding: 140px 0 var(--space-3xl);
  position: relative;
  overflow: hidden;
}

.course-hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(124, 92, 244, 0.12) 0%, transparent 70%);
  pointer-events: none;
}

.course-hero__breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 0.875rem;
  color: var(--dark-text-muted);
  margin-bottom: var(--space-lg);
}

.course-hero__breadcrumb a {
  color: var(--dark-text-muted);
  transition: color var(--transition-fast);
}

.course-hero__breadcrumb a:hover {
  color: white;
}

.course-hero__breadcrumb svg {
  width: 14px;
  height: 14px;
  opacity: 0.5;
}

.course-hero__category {
  display: inline-block;
  padding: 6px 16px;
  background: rgba(124, 92, 244, 0.15);
  color: #b8a4ff;
  font-size: 0.8125rem;
  font-weight: 600;
  border-radius: var(--radius-pill);
  margin-bottom: var(--space-md);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.course-hero h1 {
  color: white;
  margin-bottom: var(--space-md);
  max-width: 700px;
}

.course-hero__desc {
  color: var(--dark-text-muted);
  font-size: 1.125rem;
  line-height: 1.75;
  max-width: 600px;
  margin-bottom: var(--space-xl);
}

.course-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xl);
}

.course-hero__meta-item {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  color: var(--dark-text-muted);
  font-size: 0.875rem;
}

.course-hero__meta-item svg {
  width: 18px;
  height: 18px;
  color: var(--primary);
}

/* Course Content Section */
.course-content {
  padding: var(--space-3xl) 0;
}

.course-content__grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: var(--space-2xl);
  align-items: start;
}

.course-content__main h2 {
  margin-bottom: var(--space-lg);
  font-size: 1.5rem;
}

.course-content__main h3 {
  margin: var(--space-xl) 0 var(--space-md);
  font-size: 1.125rem;
}

.course-content__main p {
  margin-bottom: var(--space-md);
  font-size: 0.9375rem;
  line-height: 1.75;
}

.course-content__main ul {
  margin-bottom: var(--space-lg);
  padding-left: 0;
}

.course-content__main ul li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  padding: var(--space-sm) 0;
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

.course-content__main ul li::before {
  content: '';
  width: 6px;
  height: 6px;
  min-width: 6px;
  border-radius: 50%;
  background: var(--primary);
  margin-top: 8px;
}

/* Course Sidebar */
.course-sidebar {
  position: sticky;
  top: 100px;
}

.course-sidebar__card {
  background: var(--white);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  box-shadow: var(--shadow-md);
}

.course-sidebar__card h4 {
  font-size: 1.0625rem;
  margin-bottom: var(--space-lg);
  text-align: center;
}

.course-sidebar__info {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  margin-bottom: var(--space-xl);
  padding-bottom: var(--space-xl);
  border-bottom: 1px solid var(--border-color);
}

.course-sidebar__info-item {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.course-sidebar__info-item svg {
  width: 18px;
  height: 18px;
  color: var(--primary);
  min-width: 18px;
}

.course-sidebar__card .btn {
  width: 100%;
  margin-bottom: var(--space-sm);
}

.course-sidebar__card .sidebar-note {
  font-size: 0.8125rem;
  color: var(--text-muted);
  text-align: center;
  margin-top: var(--space-sm);
}

/* Curriculum Accordion */
.curriculum {
  margin-top: var(--space-xl);
}

.curriculum__module {
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-md);
  overflow: hidden;
  transition: border-color var(--transition-base);
}

.curriculum__module:hover {
  border-color: var(--primary);
}

.curriculum__module-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-lg) var(--space-xl);
  cursor: pointer;
  background: var(--white);
  transition: background var(--transition-base);
  border: none;
  width: 100%;
  font-family: var(--font-body);
  text-align: left;
}

.curriculum__module-header:hover {
  background: var(--light-bg);
}

.curriculum__module-header h4 {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  font-size: 0.9375rem;
  font-weight: 600;
}

.curriculum__module-number {
  width: 28px;
  height: 28px;
  min-width: 28px;
  border-radius: 50%;
  background: var(--primary-light);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 700;
}

.curriculum__module-toggle {
  width: 24px;
  height: 24px;
  color: var(--text-muted);
  transition: transform var(--transition-base);
}

.curriculum__module.active .curriculum__module-toggle {
  transform: rotate(180deg);
}

.curriculum__module-content {
  padding: 0 var(--space-xl) var(--space-xl);
  display: none;
}

.curriculum__module.active .curriculum__module-content {
  display: block;
}

.curriculum__module-content ul li {
  padding: var(--space-xs) 0;
}

@media (max-width: 768px) {
  .course-content__grid {
    grid-template-columns: 1fr;
  }

  .course-sidebar {
    position: static;
  }
}

/* --- FAQ Section --- */
.faq-item {
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-md);
  overflow: hidden;
  background: var(--white);
}

.faq-item__question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  padding: var(--space-lg) var(--space-xl);
  cursor: pointer;
  background: none;
  border: none;
  width: 100%;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--text-main);
  text-align: left;
  transition: color var(--transition-fast);
}

.faq-item__question:hover {
  color: var(--primary);
}

.faq-item__icon {
  width: 24px;
  height: 24px;
  min-width: 24px;
  color: var(--text-muted);
  transition: transform var(--transition-base);
}

.faq-item.active .faq-item__icon {
  transform: rotate(180deg);
  color: var(--primary);
}

.faq-item__answer {
  padding: 0 var(--space-xl) var(--space-xl);
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.75;
  display: none;
}

.faq-item.active .faq-item__answer {
  display: block;
}

/* Related Courses */
.related-courses {
  background: var(--light-bg);
  padding: var(--space-4xl) 0;
}

/* --- Footer --- */
.footer {
  background: var(--dark-bg);
  color: var(--dark-text-muted);
  padding: var(--space-3xl) 0 var(--space-lg);
  border-top: 1px solid var(--dark-border);
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-2xl);
  margin-bottom: var(--space-2xl);
}

.footer__brand {
  max-width: 300px;
}

.footer__brand .navbar__logo {
  margin-bottom: var(--space-md);
}

.footer__brand p {
  font-size: 0.875rem;
  color: var(--dark-text-muted);
  line-height: 1.7;
}

.footer__col h4 {
  font-size: 0.9375rem;
  font-weight: 600;
  color: white;
  margin-bottom: var(--space-lg);
}

.footer__col ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.footer__col a {
  color: var(--dark-text-muted);
  font-size: 0.875rem;
  transition: color var(--transition-fast);
}

.footer__col a:hover {
  color: white;
}

.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-lg);
  border-top: 1px solid var(--dark-border);
  font-size: 0.8125rem;
  color: var(--dark-text-muted);
}

.footer__bottom a {
  color: var(--secondary);
  font-weight: 500;
}

.footer__social {
  display: flex;
  gap: var(--space-md);
}

.footer__social a {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid var(--dark-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--dark-text-muted);
  transition: all var(--transition-fast);
}

.footer__social a:hover {
  background: var(--primary);
  border-color: var(--primary);
  color: white;
}

.footer__social a svg {
  width: 16px;
  height: 16px;
}

@media (max-width: 768px) {
  .footer__grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
  }

  .footer__brand {
    grid-column: span 2;
  }

  .footer__bottom {
    flex-direction: column;
    gap: var(--space-md);
    text-align: center;
  }
}

@media (max-width: 480px) {
  .footer__grid {
    grid-template-columns: 1fr;
  }

  .footer__brand {
    grid-column: span 1;
  }
}

/* --- Contact Form --- */
.contact-form {
  background: var(--white);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
}

.form-group {
  margin-bottom: var(--space-lg);
}

.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: var(--space-sm);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: 0.9375rem;
  color: var(--text-main);
  transition: border-color var(--transition-fast);
  background: var(--white);
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(124, 92, 244, 0.1);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--text-muted);
}

/* --- About Page --- */
.about-hero {
  background: var(--dark-bg);
  padding: 140px 0 var(--space-3xl);
  text-align: center;
}

.about-hero h1 {
  color: white;
  margin-bottom: var(--space-md);
}

.about-hero p {
  color: var(--dark-text-muted);
  font-size: 1.125rem;
  max-width: 600px;
  margin: 0 auto;
}

/* Values Grid */
.values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

@media (max-width: 768px) {
  .values-grid {
    grid-template-columns: 1fr;
  }
}

.value-card {
  background: var(--white);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  text-align: center;
  transition: all var(--transition-base);
}

.value-card:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-4px);
}

.value-card__icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  background: var(--primary-light);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-md);
  font-size: 1.25rem;
}

.value-card h3 {
  font-size: 1.0625rem;
  margin-bottom: var(--space-sm);
}

.value-card p {
  font-size: 0.875rem;
  color: var(--text-secondary);
}

/* --- Animations --- */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-12px); }
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(24px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* Scroll Reveal */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: all 0.7s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* --- Breadcrumb --- */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: var(--space-lg);
}

.breadcrumb a {
  color: var(--text-muted);
}

.breadcrumb a:hover {
  color: var(--primary);
}

/* --- Utility Classes --- */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }
.text-primary { color: var(--primary); }
.text-secondary { color: var(--secondary); }
.text-muted { color: var(--text-muted); }
.text-white { color: white; }
.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mt-xl { margin-top: var(--space-xl); }
.mt-2xl { margin-top: var(--space-2xl); }
.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }
.mb-xl { margin-bottom: var(--space-xl); }
.mb-2xl { margin-bottom: var(--space-2xl); }

/* --- Back to Top --- */
.back-to-top {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--primary);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-primary);
  cursor: pointer;
  border: none;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all var(--transition-base);
  z-index: 900;
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  background: var(--primary-hover);
  transform: translateY(-3px);
}

.back-to-top svg {
  width: 20px;
  height: 20px;
}

/* --- 1Kariyer Cross-Promo Banner --- */
.cross-promo {
  background: linear-gradient(135deg, var(--dark-bg), var(--dark-surface));
  border: 1px solid var(--dark-border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl) var(--space-2xl);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-xl);
  margin: var(--space-2xl) 0;
}

.cross-promo__content {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.cross-promo__icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-weight: 800;
  color: white;
  font-size: 1.25rem;
  min-width: 48px;
}

.cross-promo h4 {
  color: white;
  font-size: 1rem;
  margin-bottom: 4px;
}

.cross-promo p {
  color: var(--dark-text-muted);
  font-size: 0.875rem;
  margin-bottom: 0;
}

@media (max-width: 640px) {
  .cross-promo {
    flex-direction: column;
    text-align: center;
    padding: var(--space-xl);
  }

  .cross-promo__content {
    flex-direction: column;
  }
}

/* --- Courses List Page --- */
.courses-hero {
  background: var(--dark-bg);
  padding: 140px 0 var(--space-3xl);
  text-align: center;
}

.courses-hero h1 {
  color: white;
  margin-bottom: var(--space-md);
}

.courses-hero p {
  color: var(--dark-text-muted);
  font-size: 1.125rem;
  max-width: 600px;
  margin: 0 auto;
}

.courses-filter {
  display: flex;
  justify-content: center;
  gap: var(--space-sm);
  flex-wrap: wrap;
  margin-bottom: var(--space-2xl);
}

.courses-filter__btn {
  padding: 8px 20px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--border-color);
  background: var(--white);
  font-family: var(--font-body);
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.courses-filter__btn:hover,
.courses-filter__btn.active {
  background: var(--primary);
  color: white;
  border-color: var(--primary);
}

/* Contact Grid */
.contact-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 48px;
  align-items: start;
}

@media (max-width: 768px) {
  .contact-grid {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }

  .contact-form .form-group div[style*="grid-template-columns"] {
    grid-template-columns: 1fr !important;
  }
}