/* assets/style.css */

:root {
  --color-bg: #eef0f2;
  --color-bg-alt: #e2e5e8;
  --color-surface: #ffffff;
  --color-text: #23272b;
  --color-text-muted: #5a6167;
  --color-accent: #ff6a13;
  --color-accent-dark: #d9560a;
  --color-border: #c7ccd1;
  --font-heading: 'Chakra Petch', sans-serif;
  --font-body: 'Inter', sans-serif;
  --radius: 6px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  line-height: 1.6;
}

h1, h2, h3, h4 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 1.25;
  margin-top: 0;
}

a { color: var(--color-accent-dark); }

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1.25rem;
}

.container-narrow {
  max-width: 700px;
}

/* Odak halkaları */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 2px;
}

/* Header */
.site-header {
  background: var(--color-text);
  color: #fff;
}

.header-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 1rem 1.25rem;
}

.logo {
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
}

.logo-img {
  height: 76px;
  width: 76px;
  object-fit: cover;
  border-radius: 50%;
  display: block;
}

.main-nav ul {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  margin: 0;
  padding: 0;
}

.main-nav a {
  color: #d7dade;
  text-decoration: none;
  font-weight: 500;
  padding: 0.25rem 0;
  border-bottom: 2px solid transparent;
}

.main-nav a:hover,
.main-nav a.active {
  color: #fff;
  border-bottom-color: var(--color-accent);
}

/* Kaynak dikişi ayraç */
.seam-divider {
  height: 10px;
  background-image: repeating-linear-gradient(
    135deg,
    var(--color-accent) 0,
    var(--color-accent) 10px,
    transparent 10px,
    transparent 20px
  );
  opacity: 0.75;
}

/* Hero */
.hero {
  background: var(--color-text);
  color: #fff;
  padding: 4rem 0 3rem;
  text-align: center;
}

.hero h1 {
  font-size: clamp(1.8rem, 4vw, 2.75rem);
  margin-bottom: 1rem;
}

.hero-lead {
  color: #d7dade;
  max-width: 640px;
  margin: 0 auto 2rem;
  font-size: 1.1rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
}

/* Butonlar */
.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius);
  font-weight: 600;
  text-decoration: none;
  border: 2px solid transparent;
  cursor: pointer;
  font-family: var(--font-body);
  font-size: 1rem;
}

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

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

.btn-secondary {
  background: transparent;
  color: #fff;
  border-color: #fff;
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
}

/* Bölümler */
.section {
  padding: 3.5rem 0;
}

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

.section h2 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  margin-bottom: 1.5rem;
}

/* Kart ızgarası (ana sayfa yönlendirme kartları) */
.card-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}

@media (min-width: 640px) {
  .card-grid { grid-template-columns: repeat(3, 1fr); }
}

.info-card {
  display: block;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.5rem;
  text-decoration: none;
  color: var(--color-text);
  border-top: 4px solid var(--color-accent);
}

.info-card h3 {
  margin-bottom: 0.5rem;
  color: var(--color-text);
}

.info-card:hover { border-top-color: var(--color-accent-dark); }

/* Avantaj ızgarası */
.advantage-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 640px) {
  .advantage-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 960px) {
  .advantage-grid { grid-template-columns: repeat(3, 1fr); }
}

.advantage-grid h3 {
  font-size: 1.1rem;
  color: var(--color-accent-dark);
}

/* Karşılaştırma tabloları */
.table-wrap {
  overflow-x: auto;
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--color-surface);
  min-width: 480px;
}

.comparison-table th,
.comparison-table td {
  border: 1px solid var(--color-border);
  padding: 0.75rem 1rem;
  text-align: left;
}

.comparison-table thead th {
  background: var(--color-text);
  color: #fff;
  font-family: var(--font-heading);
}

.comparison-table tbody tr:nth-child(even) {
  background: var(--color-bg-alt);
}

.comparison-table td:has(.robot-icon) {
  width: 1%;
  white-space: nowrap;
  text-align: center;
}

.robot-icon {
  color: var(--color-text-muted);
  vertical-align: middle;
}

/* Proses bölümleri */
.process-block {
  margin-bottom: 2.5rem;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid var(--color-border);
}

.process-block:last-child {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}

/* Form */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin-top: 2rem;
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.form-field label {
  font-weight: 600;
}

.form-field input,
.form-field textarea {
  font-family: var(--font-body);
  font-size: 1rem;
  padding: 0.65rem 0.8rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-surface);
  color: var(--color-text);
}

/* Uyarılar */
.alert {
  padding: 1rem 1.25rem;
  border-radius: var(--radius);
  margin-top: 1.5rem;
}

.alert-success {
  background: #e3f3e6;
  border: 1px solid #a9d9b3;
  color: #1e5c2c;
}

.alert-error {
  background: #fbe6df;
  border: 1px solid #f0b8a4;
  color: #8a3216;
}

.alert ul { margin: 0; padding-left: 1.25rem; }

/* Footer */
.site-footer {
  background: var(--color-text);
  color: #b9bec3;
  padding: 2rem 0;
  font-size: 0.9rem;
}

.footer-inner {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.footer-note { margin-top: 0.5rem; max-width: 640px; }

/* Hareket azaltma tercihi */
@media (prefers-reduced-motion: reduce) {
  * {
    animation: none !important;
    transition: none !important;
  }
}

/* Mobil düzenlemeler */
@media (max-width: 639px) {
  .header-inner { flex-direction: column; align-items: flex-start; }
  .hero { padding: 3rem 0 2rem; }
}