:root {
    --arka: #f4f6f9;
    --kart: #ffffff;
    --metin: #1f2733;
    --soluk: #6b7684;
    --cizgi: #e2e6ec;
    --ana: #2563eb;
    --ana-koyu: #1d4ed8;
    --yesil: #16a34a;
    --kirmizi: #dc2626;
    --sari: #b45309;
    --golge: 0 1px 3px rgba(16, 24, 40, .08), 0 1px 2px rgba(16, 24, 40, .04);
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background: var(--arka);
    color: var(--metin);
    font-size: 15px;
    line-height: 1.5;
}

body.orta {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 20px;
}

h1 { font-size: 22px; margin: 0 0 6px; }
h2 { font-size: 17px; margin: 0 0 14px; }

/* ---- Üst bar ---- */
.ustbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    flex-wrap: wrap;
    background: var(--kart);
    border-bottom: 1px solid var(--cizgi);
    padding: 12px 20px;
}
.marka { font-weight: 700; font-size: 17px; }
.ustbar-sag { display: flex; align-items: center; gap: 8px; }

.sarmal { max-width: 1100px; margin: 0 auto; padding: 20px; }

/* ---- Kart ---- */
.kart {
    background: var(--kart);
    border: 1px solid var(--cizgi);
    border-radius: 12px;
    box-shadow: var(--golge);
    padding: 22px;
    width: 100%;
    max-width: 380px;
    margin-bottom: 18px;
}
.kart.genis { max-width: 100%; }

.ikili {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 18px;
}
.izgara {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 14px;
}

/* ---- Form ---- */
label {
    display: block;
    font-weight: 600;
    font-size: 13px;
    margin: 12px 0 5px;
}
input[type=text], input[type=password], input[type=number],
input[type=month], select {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--cizgi);
    border-radius: 8px;
    background: #fff;
    font-size: 15px;
    font-family: inherit;
    color: var(--metin);
}
input:focus, select:focus {
    outline: none;
    border-color: var(--ana);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, .15);
}

.onay {
    display: flex;
    align-items: center;
    gap: 9px;
    margin: 16px 0 4px;
    padding: 11px 13px;
    background: #fff8ec;
    border: 1px solid #f2dcb8;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
}
.onay input { width: 18px; height: 18px; accent-color: var(--sari); }

/* ---- Butonlar ---- */
.dugme {
    display: inline-block;
    padding: 10px 16px;
    border: 0;
    border-radius: 8px;
    background: var(--ana);
    color: #fff;
    font-size: 14px;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    text-decoration: none;
    white-space: nowrap;
}
.dugme:hover { background: var(--ana-koyu); }
.dugme.tam { width: 100%; margin-top: 18px; padding: 13px; font-size: 15px; }
.dugme.kucuk { padding: 7px 11px; font-size: 13px; }
.dugme.gri { background: #64748b; }
.dugme.gri:hover { background: #475569; }
.dugme.yesil { background: var(--yesil); }
.dugme.yesil:hover { background: #15803d; }
.dugme.kirmizi { background: var(--kirmizi); }
.dugme.kirmizi:hover { background: #b91c1c; }

/* ---- Uyarılar ---- */
.uyari {
    padding: 11px 14px;
    border-radius: 8px;
    margin-bottom: 14px;
    font-size: 14px;
    border: 1px solid transparent;
}
.uyari.hata   { background: #fef2f2; color: #991b1b; border-color: #fecaca; }
.uyari.basari { background: #f0fdf4; color: #166534; border-color: #bbf7d0; }
.uyari ul { margin: 6px 0 0; padding-left: 18px; }

.ipucu { color: var(--soluk); font-size: 13px; margin: 6px 0 0; }

/* ---- Devam eden yolculuk satırları ---- */
.liste { display: flex; flex-direction: column; gap: 12px; }
.satir {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    flex-wrap: wrap;
    padding: 14px;
    border: 1px solid var(--cizgi);
    border-left: 4px solid var(--yesil);
    border-radius: 10px;
    background: #fbfdfb;
}
.satir-bilgi { min-width: 220px; }
.satir-form { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.satir-form input { width: auto; min-width: 130px; }
.alt-bosluk { margin-bottom: 16px; }

.etiket {
    display: inline-block;
    margin-left: 7px;
    padding: 2px 8px;
    background: #eef2ff;
    color: #3730a3;
    border-radius: 5px;
    font-size: 12px;
    font-weight: 600;
}
.rozet {
    display: inline-block;
    padding: 2px 8px;
    background: #ecfdf5;
    color: #047857;
    border-radius: 5px;
    font-size: 12px;
    font-weight: 600;
}
.rozet.sahsi { background: #fff7ed; color: var(--sari); }

/* ---- Tablolar ---- */
.tablo-sarmal { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td {
    padding: 9px 10px;
    text-align: left;
    border-bottom: 1px solid var(--cizgi);
    white-space: nowrap;
}
th { font-size: 12px; text-transform: uppercase; letter-spacing: .03em; color: var(--soluk); }
tbody tr:hover { background: #fafbfc; }
tr.pasif { opacity: .5; }
td form { display: inline; }

/* ---- Rapor özet kutuları ---- */
.ozet-kutular {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 14px;
    margin-bottom: 18px;
}
.ozet-kutu {
    background: var(--kart);
    border: 1px solid var(--cizgi);
    border-radius: 12px;
    box-shadow: var(--golge);
    padding: 16px 18px;
    display: flex;
    flex-direction: column;
    gap: 4px;
}
.ozet-baslik { font-size: 12px; color: var(--soluk); text-transform: uppercase; letter-spacing: .03em; }
.ozet-deger { font-size: 24px; font-weight: 700; }
.ozet-kutu.sahsi-kutu .ozet-deger { color: var(--sari); }

code {
    background: #f1f3f6;
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 13px;
}

@media (max-width: 600px) {
    .sarmal { padding: 14px; }
    .kart { padding: 16px; }
    .satir-form { width: 100%; }
    .satir-form input { flex: 1; }
}