:root {
  --card: #ffffff;
  --input: #e8e8e8;
  --text: #111111;
  --muted: #555555;
  --placeholder: #6b6b6b;
  --btn: #000000;
  --btn-text: #ffffff;
}

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

html,
body {
  min-height: 100%;
}

body {
  font-family: "Montserrat", sans-serif;
  color: var(--text);
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  position: relative;
  overflow-x: hidden;
}

.page-bg {
  position: fixed;
  inset: 0;
  z-index: 0;
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
  filter: blur(8px);
  transform: scale(1.08);
}

.page-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.45);
}

.back-link {
  position: fixed;
  top: 1.25rem;
  left: 1.25rem;
  z-index: 3;
  color: #fff;
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.55rem 0.9rem;
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.35);
  backdrop-filter: blur(6px);
  transition: background 0.2s ease;
}

.back-link:hover {
  background: rgba(0, 0, 0, 0.55);
}

.form-card {
  position: relative;
  z-index: 2;
  width: min(980px, 100%);
  background: var(--card);
  border-radius: 40px;
  padding: 2rem 2rem 2rem 2.25rem;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 1.75rem;
  align-items: center;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.35);
}

.form-side {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.form-title {
  text-align: center;
  font-size: clamp(1.15rem, 2.2vw, 1.55rem);
  font-weight: 700;
  margin-bottom: 1.35rem;
  letter-spacing: -0.01em;
}

.lead-form {
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
}

.lead-form input:not([type="checkbox"]),
.lead-form select {
  width: 100%;
  border: none;
  outline: none;
  background: var(--input);
  color: var(--text);
  font-family: inherit;
  font-size: 0.92rem;
  font-weight: 500;
  padding: 0.85rem 1.25rem;
  border-radius: 999px;
  appearance: none;
  -webkit-appearance: none;
}

.lead-form input::placeholder {
  color: var(--placeholder);
}

.lead-form select {
  color: var(--placeholder);
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%23666' d='M1.4 0.6L6 5.2 10.6.6 12 2 6 8 0 2z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1.25rem center;
  padding-right: 2.75rem;
}

.lead-form select:valid,
.lead-form select.has-value {
  color: var(--text);
}

.lead-form select option {
  color: var(--text);
}

.kvkk {
  margin-top: 0.85rem;
  margin-bottom: 0.35rem;
}

.kvkk-header {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  margin-bottom: 0.35rem;
}

.kvkk-header input[type="checkbox"] {
  width: 18px;
  height: 18px;
  margin: 0;
  padding: 0;
  flex-shrink: 0;
  accent-color: #111;
  cursor: pointer;
  appearance: auto;
  -webkit-appearance: auto;
  background: transparent;
  border-radius: 3px;
}

.kvkk-header label {
  font-size: 0.78rem;
  font-weight: 700;
  cursor: pointer;
  line-height: 1.3;
}

.kvkk h2 {
  font-size: 0.78rem;
  font-weight: 700;
  margin-bottom: 0.35rem;
}

.kvkk p {
  font-size: 0.68rem;
  font-weight: 400;
  font-style: italic;
  line-height: 1.45;
  color: var(--muted);
}

.submit-btn {
  margin-top: 0.75rem;
  width: 100%;
  border: none;
  cursor: pointer;
  background: var(--btn);
  color: var(--btn-text);
  font-family: inherit;
  font-size: 1rem;
  font-weight: 700;
  padding: 0.95rem 1.5rem;
  border-radius: 999px;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.submit-btn:hover {
  transform: translateY(-1px);
  opacity: 0.92;
}

.image-side {
  height: 100%;
  min-height: 420px;
  border-radius: 28px;
  overflow: hidden;
  background: #ddd center / cover no-repeat;
}

.image-side img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

@media (max-width: 860px) {
  body {
    padding: 4.5rem 1rem 1.5rem;
    align-items: flex-start;
  }

  .form-card {
    grid-template-columns: 1fr;
    padding: 1.5rem;
    border-radius: 28px;
    gap: 1.25rem;
  }

  .image-side {
    min-height: 220px;
    order: -1;
  }

  .form-title {
    margin-bottom: 1rem;
  }
}