/* =================================================
   AIRLINE PREMIUM GUIDE SYSTEM
   Bidunyabilet Havayolu Rehberleri
================================================= */

.airline-guide {
    --airline-color: #0f2744;
    --airline-soft: #f8fafc;
    --airline-text: #475467;
    --airline-dark: #101828;
    --airline-border: #e5e7eb;
}

.airline-guide.thy {
    --airline-color: #c8102e;
    --airline-soft: #fff5f6;
}

.airline-guide.pegasus {
    --airline-color: #f5b301;
    --airline-soft: #fff8df;
}

.airline-guide.ajet {
    --airline-color: #2563eb;
    --airline-soft: #eff6ff;
}

.airline-guide.sunexpress {
    --airline-color: #f97316;
    --airline-soft: #fff7ed;
}

.airline-premium-intro {
    background: #ffffff;
    border: 1px solid var(--airline-border);
    border-radius: 28px;
    padding: 34px;
    margin-bottom: 28px;
    box-shadow: 0 12px 34px rgba(15,23,42,.06);
    position: relative;
}

.airline-premium-intro::before {
    content: "✈️";
    width: 56px;
    height: 56px;
    border-radius: 20px;
    background: var(--airline-soft);
    color: var(--airline-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 26px;
    margin-bottom: 18px;
}

.airline-premium-intro h2 {
    color: var(--airline-dark);
    margin-bottom: 14px;
}

.airline-premium-intro p {
    color: var(--airline-text);
    line-height: 1.85;
}

.airline-highlight-grid,
.airline-feature-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
    margin: 30px 0;
}

.airline-highlight-item,
.airline-feature-card {
    background: #ffffff;
    border: 1px solid var(--airline-border);
    border-radius: 24px;
    padding: 24px;
    box-shadow: 0 10px 30px rgba(15,23,42,.06);
}

.airline-highlight-item strong,
.airline-feature-card h3 {
    color: var(--airline-dark);
}

.airline-highlight-item p,
.airline-feature-card p {
    color: var(--airline-text);
    margin: 6px 0 0;
    line-height: 1.65;
}

.airline-icon {
    width: 50px;
    height: 50px;
    border-radius: 18px;
    background: var(--airline-soft);
    color: var(--airline-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    margin-bottom: 14px;
}

.airline-note {
    background: #ffffff;
    border: 1px solid var(--airline-border);
    border-radius: 24px;
    padding: 26px;
    margin: 30px 0;
    box-shadow: 0 10px 30px rgba(15,23,42,.06);
}

.airline-note::before {
    content: "ℹ️";
    width: 48px;
    height: 48px;
    border-radius: 17px;
    background: var(--airline-soft);
    color: var(--airline-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    margin-bottom: 14px;
}

.airline-note strong {
    display: block;
    color: var(--airline-dark);
    margin-bottom: 8px;
}

.airline-note p {
    color: var(--airline-text);
    line-height: 1.75;
}

.airline-checkin-steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin: 28px 0;
}

.airline-step {
    background: #ffffff;
    border: 1px solid var(--airline-border);
    border-radius: 22px;
    padding: 22px;
    box-shadow: 0 10px 28px rgba(15,23,42,.05);
}

.airline-step span {
    width: 42px;
    height: 42px;
    border-radius: 15px;
    background: var(--airline-soft);
    color: var(--airline-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 900;
    margin-bottom: 12px;
}

.airline-step h3 {
    margin: 0 0 8px;
    color: var(--airline-dark);
}

.airline-step p {
    margin: 0;
    color: var(--airline-text);
    line-height: 1.65;
}

@media(max-width:991px) {
    .airline-highlight-grid,
    .airline-feature-grid,
    .airline-checkin-steps {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media(max-width:768px) {
    .airline-highlight-grid,
    .airline-feature-grid,
    .airline-checkin-steps {
        grid-template-columns: 1fr;
    }

    .airline-premium-intro {
        padding: 24px;
    }
}