/* ====== GLOBAL LAYOUT ====== */

body {
  margin: 0;
  font-family: system-ui, -apple-system, sans-serif;
  line-height: 1.6;
  background: #0d0d0d;   /* default: dark */
  color: #e6e6e6;
}

a {
  color: #5fb3ff;
  text-decoration: none;
}
a:hover {
  text-decoration: underline;
}

.tr-container {
  width: 90%;
  max-width: 1200px;
  margin: auto;
}

/* ====== THEME VARSLARI ====== */

/* AÇIK TEMA */
body.theme-light {
  background: #ffffff;
  color: #111111;
}

body.theme-light .tr-header {
  background: #ffffff;
  border-bottom: 1px solid #eeeeee;
}

body.theme-light .tr-menu a {
  color: #111111;
}

body.theme-light .tr-hero {
  background: #f8f8f8;
  color: #111111;
}

body.theme-light .tr-hero-note {
  color: #555555;
}

body.theme-light .tr-section {
  background: #ffffff;
}

body.theme-light .tr-section-alt {
  background: #fafafa;
}

body.theme-light .tr-card {
  background: #ffffff;
  border: 1px solid #e0e0e0;
}

body.theme-light .tr-form input,
body.theme-light .tr-form textarea {
  background: #ffffff;
  color: #111111;
  border: 1px solid #cccccc;
}

body.theme-light .tr-footer {
  background: #fafafa;
  border-top: 1px solid #eeeeee;
  color: #777777;
}

/* KOYU TEMA */
body.theme-dark,
body:not(.theme-light) { /* js çalışmazsa default dark */
  background: #0d0d0d;
  color: #e6e6e6;
}

body.theme-dark .tr-header,
body:not(.theme-light) .tr-header {
  background: #0d0d0d;
  border-bottom: 1px solid #222222;
}

body.theme-dark .tr-menu a,
body:not(.theme-light) .tr-menu a {
  color: #dcdcdc;
}

body.theme-dark .tr-hero,
body:not(.theme-light) .tr-hero {
  background: #111111;
  color: #e6e6e6;
}

body.theme-dark .tr-hero-note,
body:not(.theme-light) .tr-hero-note {
  color: #aaaaaa;
}

body.theme-dark .tr-section,
body:not(.theme-light) .tr-section {
  background: #0d0d0d;
}

body.theme-dark .tr-section-alt,
body:not(.theme-light) .tr-section-alt {
  background: #141414;
}

body.theme-dark .tr-card,
body:not(.theme-light) .tr-card {
  background: #1b1b1b;
  border: 1px solid #2e2e2e;
}

body.theme-dark .tr-form input,
body.theme-dark .tr-form textarea,
body:not(.theme-light) .tr-form input,
body:not(.theme-light) .tr-form textarea {
  background: #111111;
  color: #e6e6e6;
  border: 1px solid #444444;
}

body.theme-dark .tr-footer,
body:not(.theme-light) .tr-footer {
  background: #0d0d0d;
  border-top: 1px solid #222222;
  color: #777777;
}

/* ====== HEADER & LOGO ====== */

.tr-header {
  text-align: center;
  padding-top: 1.5rem;
  padding-bottom: 0.5rem;
}

.tr-nav {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.2rem;
}

/* Logo ortalı ve büyük */
.tr-logo {
  display: flex;
  justify-content: center;
  align-items: center;
}

.tr-logo img {
  max-width: 340px;
  height: auto;
  display: block;
}

/* Menü */
.tr-menu {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem;
}

.tr-lang {
  font-weight: 600;
}

/* Tema butonu */
.tr-theme-toggle {
  border: 1px solid #444444;
  border-radius: 999px;
  padding: 0.25rem 0.75rem;
  font-size: 0.85rem;
  background: transparent;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}
body.theme-light .tr-theme-toggle {
  border-color: #cccccc;
  color: #333333;
}
body.theme-dark .tr-theme-toggle,
body:not(.theme-light) .tr-theme-toggle {
  border-color: #555555;
  color: #dddddd;
}

/* ====== HERO ====== */

.tr-hero {
  padding: 3rem 0 2rem;
}

.tr-hero-text {
  max-width: 680px;
  text-align: center;
  margin: auto;
}

.tr-hero h1 {
  font-size: 2rem;
  margin-bottom: 1rem;
}

.tr-btn {
  padding: 0.6rem 1.2rem;
  border-radius: 6px;
  font-weight: 600;
  display: inline-block;
  border: none;
}

.tr-btn.primary {
  background: #ffffff;
  color: #000000;
}

.tr-btn.ghost {
  border: 1px solid currentColor;
  background: transparent;
}

.tr-hero-actions {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin: 1.5rem 0;
}

.tr-hero-note {
  font-size: 0.85rem;
}

/* ====== SECTIONS & GRID ====== */

.tr-section {
  padding: 3rem 0;
}

.tr-lead {
  font-size: 1.1rem;
  opacity: 0.9;
  margin-bottom: 2rem;
}

.tr-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.tr-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
}

/* Kartlar */
.tr-card {
  padding: 1.5rem;
  border-radius: 8px;
}

/* Süreç listesi */
.tr-step-list {
  list-style: decimal;
  padding-left: 1.2rem;
}
.tr-step-list li {
  margin-bottom: 1rem;
}

/* ====== FORM ====== */

.tr-form .tr-field {
  margin-bottom: 1rem;
}

.tr-form label {
  display: block;
  font-weight: 600;
  margin-bottom: 0.3rem;
}

.tr-form input,
.tr-form textarea {
  width: 100%;
  padding: 0.6rem;
  border-radius: 6px;
  font-size: 1rem;
  font-family: inherit;
}

.tr-btn.full {
  width: 100%;
  padding: 0.8rem;
  margin-top: 0.5rem;
}

/* ====== FOOTER ====== */

.tr-footer {
  margin-top: 4rem;
  padding: 2rem 0;
  text-align: center;
  font-size: 0.9rem;
}

/* ====== MOBILE ====== */

@media (max-width: 600px) {
  .tr-logo img {
    max-width: 260px;
  }

  .tr-grid-3 {
    grid-template-columns: 1fr;
  }

  .tr-grid-2 {
    grid-template-columns: 1fr;
  }

  .tr-hero h1 {
    font-size: 1.45rem;
  }

  .tr-hero-actions {
    flex-direction: column;
  }
}