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

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background: #f4f6f9;
  color: #222;
  padding: 2rem 1rem;
}

.container { max-width: 900px; margin: 0 auto; }

.site-footer {
  max-width: 900px;
  margin: 2rem auto 0;
  padding: 1rem 0;
  border-top: 1px solid #dde3ec;
  text-align: center;
  font-size: .82rem;
  color: #888;
}

header { text-align: center; margin-bottom: 1.75rem; }
header h1 { font-size: 1.5rem; color: #1a3a6b; margin-bottom: .3rem; }
header .subtitle { color: #666; font-size: .93rem; }

/* ── Card / Section ── */
.card {
  background: #fff;
  border: 1px solid #dde3ec;
  border-radius: 8px;
  padding: 1.5rem;
  margin-bottom: 1.25rem;
}

.card h2 {
  font-size: .95rem;
  color: #1a3a6b;
  text-transform: uppercase;
  letter-spacing: .05em;
  border-bottom: 2px solid #1a3a6b;
  padding-bottom: .4rem;
  margin-bottom: 1.1rem;
}

.card h3 {
  font-size: .88rem;
  color: #444;
  border-left: 3px solid #1a3a6b;
  padding-left: .5rem;
  margin: 1.2rem 0 .8rem;
}

/* ── Grid ── */
.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: .85rem 1.2rem;
}

.field.full { grid-column: 1 / -1; }

/* ── Field ── */
.field label {
  display: block;
  font-size: .8rem;
  font-weight: 600;
  color: #444;
  margin-bottom: .3rem;
}

.field input,
.field select,
.field textarea {
  width: 100%;
  padding: .48rem .65rem;
  border: 1px solid #c8d0dc;
  border-radius: 5px;
  font-size: .92rem;
  background: #fafbfd;
  transition: border-color .15s, box-shadow .15s;
  font-family: inherit;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: #1a3a6b;
  box-shadow: 0 0 0 3px rgba(26,58,107,.12);
  background: #fff;
}

.field textarea { resize: vertical; }
.req { color: #c0392b; }

/* ── Upload ── */
.hint { font-size: .88rem; color: #555; margin-bottom: 1rem; }
.hint code { background: #eef; border-radius: 3px; padding: 0 4px; font-size: .85rem; }

.upload-area {
  border: 2px dashed #b0bdd0;
  border-radius: 7px;
  padding: 1.5rem;
  text-align: center;
  cursor: pointer;
  transition: border-color .15s, background .15s;
  margin-bottom: .85rem;
}

.upload-area:hover,
.upload-area.drag-over {
  border-color: #1a3a6b;
  background: #f0f4fa;
}

.upload-label {
  cursor: pointer;
  color: #1a3a6b;
  font-weight: 600;
  font-size: .95rem;
}

/* ── Buttons ── */
.btn {
  border: none;
  border-radius: 6px;
  padding: .65rem 1.8rem;
  font-size: .95rem;
  font-weight: 600;
  cursor: pointer;
  transition: background .15s, transform .1s;
}

.btn-primary  { background: #1a3a6b; color: #fff; }
.btn-primary:hover  { background: #14305a; }
.btn-secondary { background: #4a6fa5; color: #fff; }
.btn-secondary:hover { background: #3a5a8a; }
.btn:disabled { opacity: .55; cursor: not-allowed; }
.btn:active   { transform: scale(.98); }

.actions { text-align: center; margin-top: 1.5rem; }

/* ── Feedback ── */
.error {
  background: #fdecea; color: #c0392b;
  border: 1px solid #f5c6cb;
  border-radius: 5px; padding: .7rem 1rem;
  margin-top: .85rem; font-size: .88rem; text-align: center;
}

.info {
  background: #e8f0fe; color: #1a3a6b;
  border: 1px solid #c0d0f0;
  border-radius: 5px; padding: .7rem 1rem;
  margin-top: .85rem; font-size: .88rem;
}

.success {
  background: #e6f9ec; color: #1e7e34;
  border: 1px solid #b2dfca;
  border-radius: 5px; padding: .7rem 1rem;
  margin-top: .85rem; font-size: .88rem;
}

/* ── Vekaletname yükleme ── */
.vek-upload {
  display: flex;
  align-items: center;
  gap: .75rem;
  margin-bottom: .85rem;
}

.vek-upload-label {
  display: inline-block;
  padding: .35rem .9rem;
  border: 1px dashed #b0bdd0;
  border-radius: 5px;
  font-size: .82rem;
  color: #1a3a6b;
  cursor: pointer;
  transition: border-color .15s, background .15s;
}

.vek-upload-label:hover { border-color: #1a3a6b; background: #f0f4fa; }

/* ── Karşılama Modalı ── */
.welcome-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.55);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 1rem;
}

.welcome-modal {
  background: #fff;
  border-radius: 10px;
  max-width: 580px;
  width: 100%;
  max-height: 85vh;
  display: flex;
  flex-direction: column;
  box-shadow: 0 8px 32px rgba(0,0,0,.22);
  overflow: hidden;
}

.welcome-body {
  padding: 2rem 2rem 1rem;
  overflow-y: auto;
  line-height: 1.7;
  text-align: justify;
  color: #222;
}

.welcome-body h2 {
  font-size: 1.15rem;
  color: #1a3a6b;
  margin-bottom: 1rem;
}

.welcome-body p { margin-bottom: .75rem; }

.welcome-body strong { color: #1a3a6b; }

.welcome-body ul {
  padding-left: 1.25rem;
  margin-bottom: .75rem;
}

.welcome-body ul li { margin-bottom: .35rem; }

.welcome-footer {
  padding: 1rem 2rem;
  border-top: 1px solid #eee;
  text-align: right;
  background: #fafbfd;
}

/* ── Admin toggle ── */
.toggle-label {
  display: flex;
  align-items: center;
  gap: .45rem;
  cursor: pointer;
  font-size: .9rem;
  font-weight: 600;
  color: #333;
}

.toggle-label input[type="checkbox"] {
  width: 1.1rem;
  height: 1.1rem;
  cursor: pointer;
  accent-color: #1a3a6b;
}

.vek-hint   { font-size: .72rem; color: #888; margin-top: .2rem; }
.vek-status { font-size: .82rem; color: #555; }
.vek-status.ok  { color: #1e7e34; }
.vek-status.err { color: #c0392b; }

.hidden { display: none !important; }

@media (max-width: 600px) {
  .grid-2 { grid-template-columns: 1fr; }
  .field.full { grid-column: 1; }
}