/* Senem Saran'a özeldir */
:root {
  --background: oklch(0.99 0.005 106);
  --foreground: oklch(0.25 0.01 106);
  --card: oklch(1 0 0);
  --card-foreground: oklch(0.25 0.01 106);
  --primary: oklch(0.42 0.08 160);
  --primary-foreground: oklch(0.99 0.005 106);
  --secondary: oklch(0.96 0.01 106);
  --secondary-foreground: oklch(0.25 0.01 106);
  --muted: oklch(0.96 0.01 106);
  --muted-foreground: oklch(0.55 0.01 106);
  --accent: oklch(0.68 0.15 145);
  --accent-foreground: oklch(0.99 0.005 106);
  --border: oklch(0.9 0.01 106);
  --input: oklch(0.9 0.01 106);
  --radius: 0.75rem;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background-color: var(--background);
  color: var(--foreground);
  line-height: 1.6;
}

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

.container-narrow {
  max-width: 1024px;
  margin: 0 auto;
  padding: 0 1rem;
}

/* Hero Section */
.hero {
  background: linear-gradient(to bottom, oklch(0.68 0.15 145 / 0.1), var(--background));
  padding: 5rem 1rem;
}

.hero-grid {
  display: grid;
  gap: 3rem;
  align-items: center;
}

@media (min-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
  }
}

.badge {
  display: inline-block;
  background-color: oklch(0.68 0.15 145 / 0.2);
  color: var(--accent);
  padding: 0.375rem 1rem;
  border-radius: 9999px;
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: 1.5rem;
}

h1 {
  font-size: 2.5rem;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1.5rem;
}

@media (min-width: 768px) {
  h1 {
    font-size: 3rem;
  }
}

@media (min-width: 1024px) {
  h1 {
    font-size: 3.75rem;
  }
}

.lead {
  font-size: 1.125rem;
  color: var(--muted-foreground);
  line-height: 1.75;
  margin-bottom: 1.5rem;
}

.button-group {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

@media (min-width: 640px) {
  .button-group {
    flex-direction: row;
  }
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  font-size: 1rem;
  font-weight: 500;
  border-radius: var(--radius);
  text-decoration: none;
  transition: all 0.2s;
  cursor: pointer;
  border: none;
}

.btn-primary {
  background-color: var(--accent);
  color: var(--accent-foreground);
}

.btn-primary:hover {
  opacity: 0.9;
}

.btn-outline {
  background-color: transparent;
  color: var(--foreground);
  border: 1px solid var(--border);
}

.btn-outline:hover {
  background-color: var(--secondary);
}

.hero-image {
  aspect-ratio: 1;
  border-radius: 1rem;
  overflow: hidden;
  background-color: oklch(0.68 0.15 145 / 0.1);
}

.hero-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Benefits Section */
.section {
  padding: 4rem 1rem;
}

@media (min-width: 768px) {
  .section {
    padding: 6rem 1rem;
  }
}

.section-header {
  text-align: center;
  margin-bottom: 3rem;
}

h2 {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

@media (min-width: 768px) {
  h2 {
    font-size: 2.5rem;
  }
}

.section-subtitle {
  font-size: 1.125rem;
  color: var(--muted-foreground);
}

.grid {
  display: grid;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .grid-2 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .grid-3 {
    grid-template-columns: repeat(3, 1fr);
  }
}

.card {
  background-color: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
}

.card-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 3rem;
  height: 3rem;
  background-color: oklch(0.68 0.15 145 / 0.1);
  border-radius: 0.5rem;
  margin-bottom: 1rem;
}

.card-icon svg {
  width: 1.5rem;
  height: 1.5rem;
  color: var(--accent);
}

h3 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.card p {
  color: var(--muted-foreground);
  line-height: 1.75;
}

/* About Section */
.bg-secondary {
  background-color: oklch(0.96 0.01 106 / 0.5);
}

.about-grid {
  display: grid;
  gap: 3rem;
  align-items: center;
}

@media (min-width: 1024px) {
  .about-grid {
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
  }
}

.about-image {
  aspect-ratio: 4 / 5;
  border-radius: 1rem;
  overflow: hidden;
  background-color: oklch(0.68 0.15 145 / 0.1);
}

.about-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.checklist {
  list-style: none;
  margin-top: 1.5rem;
}

.checklist li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
  font-size: 0.875rem;
}

.checklist svg {
  width: 1.25rem;
  height: 1.25rem;
  color: var(--accent);
  flex-shrink: 0;
  margin-top: 0.125rem;
}

/* cta */
.cta-card {
  background: linear-gradient(135deg, oklch(0.68 0.15 145 / 0.1), oklch(0.42 0.08 160 / 0.05));
  padding: 3rem 2rem;
  text-align: center;
}

@media (min-width: 768px) {
  .cta-card {
    padding: 4rem 3rem;
  }
}

.cta-features {
  font-size: 0.875rem;
  color: var(--muted-foreground);
  margin-top: 1.5rem;
}

/* Footer */
footer {
  border-top: 1px solid var(--border);
  background-color: oklch(0.96 0.01 106 / 0.3);
  padding: 2rem 1rem;
  text-align: center;
  font-size: 0.875rem;
  color: var(--muted-foreground);
}

/* Form Stilleri */
.form-header {
  border-bottom: 1px solid var(--border);
  background-color: oklch(1 0 0 / 0.8);
  backdrop-filter: blur(8px);
  position: sticky;
  top: 0;
  z-index: 10;
  padding: 1rem;
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--muted-foreground);
  text-decoration: none;
  transition: color 0.2s;
}

.back-link:hover {
  color: var(--foreground);
}

.progress-bar {
  margin-bottom: 2rem;
}

.progress-info {
  display: flex;
  justify-content: space-between;
  margin-bottom: 0.5rem;
  font-size: 0.875rem;
}

.progress-track {
  height: 0.5rem;
  background-color: var(--secondary);
  border-radius: 9999px;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background-color: var(--accent);
  transition: width 0.3s;
}

.form-section {
  display: none;
}

.form-section.active {
  display: block;
}

.form-group {
  margin-bottom: 1.5rem;
}

label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: 0.5rem;
}

input[type="text"],
input[type="email"],
input[type="tel"],
input[type="number"],
textarea,
select {
  width: 100%;
  padding: 0.625rem 0.75rem;
  font-size: 0.875rem;
  border: 1px solid var(--input);
  border-radius: calc(var(--radius) - 2px);
  background-color: var(--background);
  color: var(--foreground);
  transition: border-color 0.2s;
}

input:focus,
textarea:focus,
select:focus {
  outline: none;
  border-color: var(--accent);
}

textarea {
  resize: vertical;
  min-height: 80px;
}

.form-grid {
  display: grid;
  gap: 1rem;
}

@media (min-width: 768px) {
  .form-grid-2 {
    grid-template-columns: repeat(2, 1fr);
  }

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

.radio-group,
.checkbox-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.radio-item,
.checkbox-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

input[type="radio"],
input[type="checkbox"] {
  width: auto;
  cursor: pointer;
}

.info-box {
  background-color: oklch(0.68 0.15 145 / 0.1);
  border: 1px solid oklch(0.68 0.15 145 / 0.2);
  border-radius: var(--radius);
  padding: 1rem;
  margin-top: 1.5rem;
}

.info-box h3 {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1rem;
  margin-bottom: 0.5rem;
}

.info-box ul {
  list-style: none;
  font-size: 0.875rem;
  color: var(--muted-foreground);
  margin-left: 1.75rem;
}

.info-box li {
  margin-bottom: 0.25rem;
}

.form-navigation {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Tesekkurler Sayfasi */
.thank-you-container {
  min-height: 100vh;
  background: linear-gradient(to bottom, oklch(0.68 0.15 145 / 0.05), var(--background));
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 3rem 1rem;
}

.thank-you-card {
  max-width: 42rem;
  text-align: center;
}

.success-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 4rem;
  height: 4rem;
  background-color: oklch(0.68 0.15 145 / 0.1);
  border-radius: 9999px;
  margin: 0 auto 1.5rem;
}

.success-icon svg {
  width: 2rem;
  height: 2rem;
  color: var(--accent);
}

.contact-buttons {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  justify-content: center;
  margin-top: 1rem;
}

@media (min-width: 640px) {
  .contact-buttons {
    flex-direction: row;
  }
}

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
}

/* Iconlar */
.icon {
  display: inline-block;
  width: 1em;
  height: 1em;
  stroke-width: 2;
  stroke: currentColor;
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* Utility Sınıfları */
.text-center {
  text-align: center;
}

.mb-1 {
  margin-bottom: 0.25rem;
}

.mb-2 {
  margin-bottom: 0.5rem;
}

.mb-3 {
  margin-bottom: 0.75rem;
}

.mb-4 {
  margin-bottom: 1rem;
}

.mt-4 {
  margin-top: 1rem;
}

.mt-6 {
  margin-top: 1.5rem;
}

.space-y-4 > * + * {
  margin-top: 1rem;
}

.space-y-6 > * + * {
  margin-top: 1.5rem;
}