/* Renium Evrak Portalı — mobil öncelikli, Renium marka kimliği
   Renkler: Dark Blue #4040FF (primary), Blue #3577FF, Cyan #29AEFF,
   Light Blue #8ED0F9, Light Gray #F2F2F2. Gradient: #24AAFF → #4040FF. */

:root {
  --r-koyu-mavi: #4040FF;
  --r-mavi: #3577FF;
  --r-cyan: #29AEFF;
  --r-acik-mavi: #8ED0F9;
  --r-gri: #F2F2F2;
  --r-gradient: linear-gradient(to right, #24AAFF, #4040FF);
  --metin: #1a1a2e;
  --metin-soluk: #5a5a72;
  --kirmizi: #d63649;
  --yesil: #1e9e5a;
  --kart-golge: 0 2px 12px rgba(64, 64, 255, 0.08);
}

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

body {
  font-family: 'Montserrat', -apple-system, sans-serif;
  background: var(--r-gri);
  color: var(--metin);
  line-height: 1.5;
  min-height: 100vh;
  -webkit-text-size-adjust: 100%;
}

h1 { font-size: 1.35rem; font-weight: 700; letter-spacing: -0.02em; }
h2 { font-size: 1.05rem; font-weight: 600; letter-spacing: -0.01em; margin-bottom: 0.75rem; }
a { color: var(--r-koyu-mavi); }

/* ---- Üst bar ---- */
.ustbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.6rem 1rem;
  background: #fff;
  box-shadow: var(--kart-golge);
  position: sticky;
  top: 0;
  z-index: 10;
}
.marka { display: flex; align-items: center; gap: 0.55rem; text-decoration: none; color: var(--metin); }
.marka-isaret {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.1rem;
  height: 2.1rem;
  border-radius: 0.55rem;
  background: var(--r-gradient);
  color: #fff;
  font-weight: 700;
  font-size: 1.15rem;
}
.marka-ad { font-size: 0.95rem; }
.marka-ad strong { font-weight: 700; }
.marka-buyuk { justify-content: center; margin-bottom: 0.75rem; }
.marka-buyuk .marka-isaret { width: 3.2rem; height: 3.2rem; font-size: 1.8rem; border-radius: 0.8rem; }

/* ---- Düzen ---- */
.icerik {
  max-width: 860px;
  margin: 0 auto;
  padding: 1rem 1rem 3rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.kirinti { font-size: 0.85rem; }
.kirinti a { text-decoration: none; font-weight: 500; }

.kart {
  background: #fff;
  border-radius: 0.9rem;
  padding: 1rem;
  box-shadow: var(--kart-golge);
}

/* ---- Butonlar ---- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  border: none;
  border-radius: 0.6rem;
  padding: 0.7rem 1.1rem;
  font-family: inherit;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  min-height: 44px; /* dokunmatik hedef */
  transition: filter 0.15s, background 0.15s;
}
.btn:active { filter: brightness(0.92); }
.btn-ana { background: var(--r-gradient); color: #fff; }
.btn-cizgili { background: #fff; color: var(--r-koyu-mavi); border: 1.5px solid var(--r-koyu-mavi); }
.btn-sil { background: #fff; color: var(--kirmizi); border: 1.5px solid var(--kirmizi); }
.btn-kucuk { padding: 0.4rem 0.75rem; font-size: 0.8rem; min-height: 36px; }
.btn-tam { width: 100%; }

/* ---- Formlar ---- */
label { display: block; font-size: 0.83rem; font-weight: 600; margin-bottom: 0.3rem; color: var(--metin-soluk); }
input[type="text"], input[type="email"], input[type="password"], textarea {
  width: 100%;
  padding: 0.7rem 0.85rem;
  border: 1.5px solid #d8d8e8;
  border-radius: 0.6rem;
  font-family: inherit;
  font-size: 1rem; /* iOS zoom engelleme */
  margin-bottom: 0.85rem;
  background: #fff;
  color: var(--metin);
}
input:focus, textarea:focus { outline: none; border-color: var(--r-mavi); box-shadow: 0 0 0 3px rgba(53, 119, 255, 0.15); }

/* ---- Giriş ---- */
.giris-sayfa {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  background: linear-gradient(160deg, #eef4ff 0%, var(--r-gri) 60%);
}
.giris-kart {
  background: #fff;
  border-radius: 1.1rem;
  padding: 2rem 1.5rem;
  width: 100%;
  max-width: 380px;
  box-shadow: 0 8px 32px rgba(64, 64, 255, 0.12);
  text-align: center;
}
.giris-kart h1 { margin-bottom: 0.2rem; }
.giris-kart form { text-align: left; margin-top: 1.25rem; }
.alt-yazi { color: var(--metin-soluk); font-size: 0.88rem; }

/* ---- Uyarılar ---- */
.uyari { border-radius: 0.6rem; padding: 0.7rem 0.9rem; font-size: 0.87rem; font-weight: 500; margin: 0.75rem 0; }
.uyari-hata { background: #fdecee; color: var(--kirmizi); }
.uyari-basari { background: #e7f7ef; color: var(--yesil); }

/* ---- Müşteri listesi ---- */
.musteri-liste { list-style: none; display: flex; flex-direction: column; gap: 0.6rem; }
.musteri-kart {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  background: #fff;
  border-radius: 0.9rem;
  padding: 0.9rem 1rem;
  text-decoration: none;
  color: var(--metin);
  box-shadow: var(--kart-golge);
  border-left: 4px solid var(--r-cyan);
}
.musteri-kart:active { background: #f7faff; }
.musteri-ad { font-weight: 600; }
.musteri-bilgi { font-size: 0.83rem; color: var(--metin-soluk); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.musteri-tarih { font-size: 0.75rem; color: var(--r-mavi); }
.bos-mesaj { text-align: center; color: var(--metin-soluk); padding: 2rem 0; }

/* ---- Müşteri detay ---- */
.musteri-baslik { display: flex; flex-direction: column; gap: 0.75rem; }
.baslik-aksiyonlar .btn { width: 100%; }

.ilerleme { display: flex; flex-direction: column; gap: 0.3rem; }
.ilerleme-cubuk { height: 8px; background: #dfe3f0; border-radius: 4px; overflow: hidden; }
.ilerleme-dolu { height: 100%; background: var(--r-gradient); border-radius: 4px; transition: width 0.3s; }
.ilerleme-yazi { font-size: 0.78rem; color: var(--metin-soluk); font-weight: 500; }

.kategori h2 { display: flex; align-items: center; gap: 0.5rem; }
.kategori-no {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.6rem;
  height: 1.6rem;
  border-radius: 50%;
  background: var(--r-gradient);
  color: #fff;
  font-size: 0.8rem;
  flex-shrink: 0;
}

.kalem-liste { list-style: none; display: flex; flex-direction: column; }
.kalem { padding: 0.65rem 0; border-bottom: 1px solid #eef0f7; }
.kalem:last-child { border-bottom: none; }
.kalem-ust { display: flex; align-items: center; gap: 0.55rem; }
.kalem-durum { color: #b8bdd1; font-size: 1.05rem; flex-shrink: 0; width: 1.2rem; text-align: center; }
.kalem-dolu .kalem-durum { color: var(--yesil); font-weight: 700; }
.kalem-ad { flex: 1; font-size: 0.9rem; font-weight: 500; min-width: 0; }
.yukleme-form { flex-shrink: 0; }
.dosya-sec { position: relative; overflow: hidden; }
.dosya-sec input[type="file"] { position: absolute; inset: 0; opacity: 0; cursor: pointer; }

.dosya-liste { list-style: none; margin: 0.5rem 0 0 1.75rem; display: flex; flex-direction: column; gap: 0.4rem; }
.dosya {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  background: #f7f9ff;
  border-radius: 0.55rem;
  padding: 0.45rem 0.65rem;
  flex-wrap: wrap;
}
.dosya-ad { flex: 1; font-size: 0.85rem; font-weight: 500; text-decoration: none; min-width: 0; overflow-wrap: anywhere; }
.dosya-detay { font-size: 0.72rem; color: var(--metin-soluk); white-space: nowrap; }

/* ---- Yükleme linki ---- */
.link-kart { border-left: 4px solid var(--r-cyan); }
.link-satir { display: flex; flex-direction: column; gap: 0.5rem; margin-top: 0.6rem; }
.link-satir input { margin-bottom: 0; font-size: 0.82rem; color: var(--metin-soluk); }
@media (min-width: 640px) {
  .link-satir { flex-direction: row; }
  .link-satir input { flex: 1; }
}

/* ---- Tehlike bölgesi ---- */
.tehlike-bolge { border: 1.5px solid #f3c6cc; }
.tehlike-bolge h2 { color: var(--kirmizi); }
.sil-form { display: flex; flex-direction: column; gap: 0.5rem; margin-top: 0.75rem; }
.sil-form input { margin-bottom: 0; }
code { background: var(--r-gri); padding: 0.1rem 0.35rem; border-radius: 0.3rem; font-size: 0.85em; }

/* ---- Tablet ve üstü ---- */
@media (min-width: 640px) {
  h1 { font-size: 1.6rem; }
  .icerik { padding: 1.5rem 1.5rem 4rem; }
  .kart { padding: 1.4rem; }
  .musteri-baslik { flex-direction: row; align-items: flex-start; justify-content: space-between; }
  .baslik-aksiyonlar .btn { width: auto; }
  .sil-form { flex-direction: row; }
  .sil-form input { max-width: 300px; }
  .yeni-musteri-form { display: grid; grid-template-columns: 1fr 1fr; gap: 0 1rem; align-items: end; }
  .yeni-musteri-form .alan:nth-child(2) { grid-column: 2; grid-row: 1 / 3; }
  .yeni-musteri-form .btn { grid-column: 1; justify-self: start; }
}