.de-kitap-page {
    padding-top: 2rem;
    padding-bottom: 2rem;
}

.de-kitap-hero {
    padding: clamp(1.4rem, 4vw, 2.5rem);
    margin-bottom: 1.5rem;
    border: 1px solid #dce9e2;
    border-radius: 18px;
    background: linear-gradient(135deg, #f0faf5, #fff 72%);
}

.de-kitap-hero__eyebrow {
    margin-bottom: .5rem;
    color: #267552;
    font-size: .82rem;
    font-weight: 800;
    letter-spacing: .06em;
    text-transform: uppercase;
}

.de-kitap-hero h1 {
    color: #203b2d;
    font-size: clamp(1.8rem, 4vw, 2.6rem);
    font-weight: 800;
    line-height: 1.2;
}

.de-kitap-hero p:last-child {
    max-width: 850px;
    margin-bottom: 0;
    color: #4d5c54;
    line-height: 1.7;
}

.de-kitap-filters {
    padding: 1.25rem;
    margin-bottom: 1.5rem;
    border: 1px solid #e3e9e5;
    border-radius: 14px;
    background: #fff;
    box-shadow: 0 6px 22px rgba(24, 48, 34, .05);
}

.de-kitap-filters .form-group {
    display: flex;
    flex-direction: column;
    align-items: stretch;
}

.de-kitap-filters label {
    display: block;
    margin-bottom: .4rem;
    color: #34483b;
    font-weight: 700;
}

.de-kitap-results {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(min(100%, 285px), 1fr));
    gap: 1rem;
}

.de-kitap-card {
    display: flex;
    flex-direction: column;
    min-height: 205px;
    padding: 1.2rem;
    border: 1px solid #e2e9e4;
    border-radius: 14px;
    background: #fff;
    color: inherit;
    text-decoration: none !important;
    box-shadow: 0 5px 18px rgba(24, 48, 34, .045);
    transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease;
}

.de-kitap-card:hover,
.de-kitap-card:focus-visible {
    transform: translateY(-2px);
    border-color: #9dcbb1;
    color: inherit;
    box-shadow: 0 10px 24px rgba(24, 48, 34, .1);
}

.de-kitap-card__meta {
    display: flex;
    flex-wrap: wrap;
    gap: .4rem;
    margin-bottom: .7rem;
}

.de-kitap-tag {
    display: inline-flex;
    align-items: center;
    padding: .25rem .55rem;
    border-radius: 999px;
    background: #eef7f1;
    color: #286346;
    font-size: .76rem;
    font-weight: 750;
}

.de-kitap-card h2 {
    margin: 0 0 .45rem;
    color: #243b2e;
    font-size: 1.08rem;
    line-height: 1.45;
}

.de-kitap-card__unit {
    margin-bottom: auto;
    color: #637068;
    font-size: .9rem;
}

.de-kitap-card__footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: .75rem;
    padding-top: 1rem;
    margin-top: 1rem;
    border-top: 1px solid #edf1ee;
    color: #506057;
    font-size: .85rem;
}

.de-kitap-detail {
    padding: clamp(1rem, 3vw, 1.75rem);
    margin-bottom: 1.25rem;
    border: 1px solid #e1e9e3;
    border-radius: 16px;
    background: #fff;
}

.de-kitap-detail__back {
    display: inline-block;
    margin-bottom: 1rem;
    color: #286346;
    font-weight: 750;
}

.de-kitap-detail h1 {
    margin-bottom: .7rem;
    color: #243b2e;
    font-size: clamp(1.5rem, 3vw, 2rem);
    line-height: 1.35;
}

.de-kitap-detail__meta {
    display: flex;
    flex-wrap: wrap;
    gap: .5rem;
}

.de-kitap-detail__meta .de-kitap-tag {
    background: #f1f4f2;
    color: #45564b;
}

.de-kitap-lock {
    padding: 1.35rem;
    margin: 1.25rem 0;
    border: 1px solid #f0ddb0;
    border-radius: 13px;
    background: #fff9e9;
    color: #5d4a22;
}

.de-kitap-content {
    padding: .25rem 0;
}

.de-kitap-content img {
    max-width: 100%;
    height: auto;
}

.de-kitap-empty {
    padding: 2rem 1.25rem;
    border: 1px dashed #ccd8cf;
    border-radius: 14px;
    background: #fbfdfb;
    color: #59665d;
    text-align: center;
}

@media (max-width: 575.98px) {
    .de-kitap-card {
        min-height: 0;
    }
}