* { box-sizing: border-box; }
body { margin: 0; font-family: system-ui, sans-serif; background: #f0f2f5; color: #1a1a1a; }
#app { min-height: 100vh; }

/* Login */
#login-screen {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}
.login-box {
  background: #fff;
  padding: 2rem;
  border-radius: 8px;
  box-shadow: 0 2px 10px rgba(0,0,0,0.08);
  width: 100%;
  max-width: 360px;
}
.login-box h1 { margin: 0 0 1.5rem; font-size: 1.5rem; }
.login-box label { display: block; margin-bottom: 0.25rem; font-size: 0.9rem; }
.login-box input {
  width: 100%;
  padding: 0.6rem 0.75rem;
  margin-bottom: 1rem;
  border: 1px solid #ccc;
  border-radius: 6px;
  font-size: 1rem;
}
.login-box button {
  width: 100%;
  padding: 0.75rem;
  background: #1a73e8;
  color: #fff;
  border: none;
  border-radius: 6px;
  font-size: 1rem;
  cursor: pointer;
}
.login-box button:hover { background: #1557b0; }
.error { color: #c5221f; font-size: 0.9rem; margin: 0.5rem 0; }

/* Panel */
.panel-header {
  background: #1a73e8;
  color: #fff;
  padding: 0.75rem 1.5rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}
.panel-header h1 { margin: 0; font-size: 1.25rem; flex: 1; }
.panel-header #user-name { opacity: 0.9; }
.panel-header button {
  background: rgba(255,255,255,0.2);
  color: #fff;
  border: 1px solid rgba(255,255,255,0.4);
  padding: 0.4rem 0.8rem;
  border-radius: 6px;
  cursor: pointer;
}
.panel-header button:hover { background: rgba(255,255,255,0.3); }

.panel-main { max-width: 900px; margin: 0 auto; padding: 1.5rem; }
.panel-main section {
  background: #fff;
  padding: 1.25rem;
  border-radius: 8px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.06);
  margin-bottom: 1.5rem;
}
.panel-main h2 { margin: 0 0 1rem; font-size: 1.1rem; }

.form-row { margin-bottom: 1rem; }
.form-row label { display: block; margin-bottom: 0.25rem; font-size: 0.9rem; }
.form-row input, .form-row select {
  width: 100%;
  padding: 0.5rem 0.75rem;
  border: 1px solid #ccc;
  border-radius: 6px;
  font-size: 1rem;
}
#ara-btn {
  padding: 0.6rem 1.2rem;
  background: #1a73e8;
  color: #fff;
  border: none;
  border-radius: 6px;
  font-size: 1rem;
  cursor: pointer;
}
#ara-btn:hover { background: #1557b0; }
#ara-btn:disabled { opacity: 0.6; cursor: not-allowed; }

.isletme-list { display: flex; flex-direction: column; gap: 0.75rem; }
.isletme-kart {
  border: 1px solid #e0e0e0;
  border-radius: 6px;
  padding: 1rem;
  background: #fafafa;
}
.isletme-kart .ad { font-weight: 600; margin-bottom: 0.25rem; }
.isletme-kart .adres, .isletme-kart .telefon { font-size: 0.9rem; color: #555; margin-bottom: 0.25rem; }
.isletme-kart .whatsapp-link { color: #25d366; font-weight: 500; margin-left: 0.5rem; }
.isletme-kart .whatsapp-link:hover { text-decoration: underline; }
.isletme-kart .web-link-row {
  display: flex;
  gap: 0.5rem;
  align-items: center;
  margin-top: 0.5rem;
  flex-wrap: wrap;
}
.isletme-kart .web-link-row input { flex: 1; min-width: 200px; padding: 0.4rem 0.6rem; border: 1px solid #ccc; border-radius: 4px; }
.isletme-kart .web-link-row a { color: #1a73e8; }
.isletme-kart .mesaj-btn {
  margin-left: 0.5rem;
  padding: 0.35rem 0.7rem;
  border-radius: 6px;
  border: 1px solid #ccc;
  background: #fff;
  cursor: pointer;
  font-size: 0.9rem;
}
.isletme-kart .mesaj-btn.atildi { background: #e8f5e9; border-color: #4caf50; color: #2e7d32; }

.gecmis-list { display: flex; flex-direction: column; gap: 0.5rem; }
.gecmis-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.6rem 0.75rem;
  background: #f5f5f5;
  border-radius: 6px;
  cursor: pointer;
}
.gecmis-item:hover { background: #eee; }
.gecmis-item .tarih { font-size: 0.85rem; color: #666; }
.gecmis-detay h3 { margin: 0 0 0.75rem; font-size: 1rem; }

#sonuc-ozet { margin-bottom: 0.75rem; font-size: 0.95rem; color: #555; }