/* === BUTONLAR === */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  border: 1px solid transparent;
  border-radius: var(--radius);
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
}
.btn--primary {
  background: var(--color-primary);
  color: var(--color-cream);
  border-color: var(--color-primary);
}
.btn--primary:hover {
  background: #243556;
  color: var(--color-cream);
  box-shadow: 0 2px 0 var(--color-accent);
}
.btn--secondary {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-accent);
}
.btn--secondary:hover {
  background: var(--color-accent);
  color: var(--color-cream);
}
.btn--ghost {
  background: transparent;
  color: var(--color-cream);
  border-color: var(--color-cream);
}
.btn--ghost:hover {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-cream);
}

/* === KART === */
.card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 24px;
  transition: all var(--transition);
}
.card:hover {
  border-color: var(--color-accent);
  box-shadow: var(--shadow-md);
}
.card__icon {
  width: 48px;
  height: 48px;
  color: var(--color-primary);
  margin-bottom: 16px;
}
.card__title { font-family: var(--font-heading); font-size: 20px; margin-bottom: 8px; }
.card__text { color: var(--color-muted); font-size: 15px; }

.service-card {
  display: block;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 24px 16px;
  text-align: center;
  transition: all var(--transition);
  color: var(--color-primary);
}
.service-card:hover {
  border-color: var(--color-accent);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.service-card__icon {
  width: 40px;
  height: 40px;
  margin: 0 auto 12px;
}
.service-card__title { font-family: var(--font-heading); font-size: 16px; font-weight: 600; }

/* === FORM === */
.form-group { margin-bottom: 20px; }
.form-label {
  display: block;
  margin-bottom: 6px;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text);
}
.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 12px 14px;
  font-family: var(--font-body);
  font-size: 15px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-white);
  color: var(--color-text);
  transition: border-color var(--transition);
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
  outline: none;
  border-color: var(--color-accent);
}
.form-textarea { min-height: 140px; resize: vertical; }
.form-checkbox { display: flex; gap: 8px; align-items: flex-start; font-size: 14px; }

/* === NAV (header) === */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-white);
  border-bottom: 1px solid transparent;
  transition: box-shadow var(--transition), border-color var(--transition);
}
.site-header.is-scrolled {
  box-shadow: var(--shadow-sm);
  border-bottom-color: var(--color-border);
}
.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}
.site-header__logo img { height: 44px; width: auto; }

.nav { display: flex; gap: 28px; align-items: center; }
.nav__link {
  position: relative;
  font-size: 15px;
  font-weight: 500;
  color: var(--color-text);
  padding: 8px 0;
}
.nav__link:hover, .nav__link.is-active { color: var(--color-primary); }
.nav__link:hover::after, .nav__link.is-active::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2px;
  background: var(--color-accent);
}

.nav__lang {
  font-size: 13px;
  color: var(--color-muted);
  letter-spacing: 1px;
}
.nav__lang strong { color: var(--color-primary); }

.nav-toggle {
  display: none;
  background: none;
  border: 0;
  padding: 8px;
  color: var(--color-primary);
}

/* === MEGA MENU === */
.has-mega { position: relative; }
.mega {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  min-width: 720px;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  padding: 24px;
  display: none;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.has-mega:hover .mega, .has-mega:focus-within .mega { display: grid; }
.mega__item {
  display: flex;
  gap: 12px;
  padding: 8px;
  border-radius: var(--radius);
  align-items: center;
  color: var(--color-text);
  font-size: 14px;
}
.mega__item:hover { background: var(--color-cream); color: var(--color-primary); }
.mega__item svg { width: 20px; height: 20px; color: var(--color-accent); flex-shrink: 0; }

/* === MOBİL NAV === */
@media (max-width: 980px) {
  .nav { display: none; }
  .nav-toggle { display: block; }
  .nav.is-open {
    display: flex;
    position: fixed;
    inset: 80px 0 0 0;
    flex-direction: column;
    background: var(--color-primary);
    color: var(--color-cream);
    padding: 32px 24px;
    gap: 24px;
    align-items: flex-start;
    overflow-y: auto;
  }
  .nav.is-open .nav__link { color: var(--color-cream); font-size: 18px; }
  .mega { position: static; transform: none; display: grid; box-shadow: none; background: transparent; border: 0; min-width: 0; padding: 0; }
  .mega__item { color: var(--color-cream); }
  .mega__item:hover { background: rgba(255,255,255,0.08); color: var(--color-cream); }
}

/* === FOOTER === */
.site-footer {
  background: var(--color-primary);
  color: var(--color-cream);
  padding: 64px 0 32px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 32px;
}
.footer-col h4 {
  color: var(--color-cream);
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 16px;
}
.footer-col ul { list-style: none; padding: 0; margin: 0; }
.footer-col li { margin-bottom: 8px; }
.footer-col a { color: var(--color-cream); opacity: 0.85; font-size: 14px; }
.footer-col a:hover { color: var(--color-accent); opacity: 1; }
.footer-bottom {
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid rgba(245, 239, 230, 0.15);
  display: flex;
  justify-content: space-between;
  font-size: 13px;
  opacity: 0.8;
}
.footer-bottom .footer-legal { display: flex; gap: 16px; }

@media (max-width: 768px) {
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 16px; }
}

/* === ÇEREZ BANNER === */
.cookie-banner {
  position: fixed;
  bottom: 16px;
  left: 16px;
  right: 16px;
  max-width: 560px;
  margin: 0 auto;
  background: var(--color-primary);
  color: var(--color-cream);
  padding: 20px 24px;
  border-radius: var(--radius-lg);
  box-shadow: 0 8px 24px rgba(0,0,0,0.2);
  z-index: 200;
  display: none;
  font-size: 14px;
}
.cookie-banner.is-visible { display: block; }
.cookie-banner__text { margin: 0 0 12px; line-height: 1.6; opacity: 0.9; }
.cookie-banner__actions { display: flex; gap: 12px; flex-wrap: wrap; }
.cookie-banner__actions .btn { padding: 8px 16px; font-size: 13px; }
.cookie-banner a { color: var(--color-accent); text-decoration: underline; }