/* AnotherSoft — Referanslar ve Başarı Hikâyeleri
   Kart grid + proje detay modalı + bölüm sonu CTA. Kullanan sayfalar:
   home.html (öne çıkan 6 referans) ve referanslar.html (tüm referanslar). */

/* ===== KART GRID ===== */
.reference-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
    align-items: stretch;
}

.reference-card {
    display: flex;
    flex-direction: column;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 22px;
    padding: 32px;
    box-shadow: var(--shadow);
    transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease;
}

.reference-card:hover {
    transform: translateY(-3px);
    border-color: var(--border-hover);
    box-shadow: var(--shadow-lg);
}

.reference-card-top {
    margin-bottom: 20px;
}

.reference-monogram {
    width: 52px;
    height: 52px;
    display: grid;
    place-items: center;
    border-radius: 14px;
    background: color-mix(in srgb, var(--ref-accent, #2563EB) 12%, var(--bg-card));
    color: var(--ref-accent, #2563EB);
    font-family: 'Space Grotesk', sans-serif;
    font-size: 17px;
    font-weight: 700;
    letter-spacing: .02em;
    border: 1px solid color-mix(in srgb, var(--ref-accent, #2563EB) 25%, var(--border));
}

.reference-logo-img {
    width: 52px;
    height: 52px;
    border-radius: 14px;
    border: 1px solid var(--border);
    background: #fff;
    padding: 7px;
}

.reference-card h3 {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 19px;
    font-weight: 600;
    margin-bottom: 4px;
    letter-spacing: -.02em;
}

.reference-sector {
    font-size: 12.5px;
    font-weight: 600;
    color: var(--text-muted);
    margin-bottom: 16px;
}

.reference-services {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 16px;
}

.reference-services span {
    padding: 4px 11px;
    font-size: 11px;
    font-weight: 600;
    color: var(--accent);
    background: var(--bg-glass);
    border: 1px solid var(--border);
    border-radius: 20px;
}

.reference-summary {
    margin: 0 0 22px;
    color: var(--text-secondary);
    font-size: 13.5px;
    line-height: 1.65;
}

.reference-cta-open {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 9px;
    margin-top: auto;
    padding: 12px 18px;
    border: 1px solid var(--border);
    border-radius: 999px;
    background: var(--bg-glass);
    color: var(--text-primary);
    font: inherit;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: border-color .2s ease, color .2s ease, transform .2s ease;
    align-self: flex-start;
}

.reference-cta-open i {
    color: var(--accent);
    transition: transform .2s ease;
}

.reference-cta-open:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.reference-cta-open:hover i { transform: translateX(3px); }

.reference-cta-open:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

.reference-grid-footer {
    display: flex;
    justify-content: center;
    margin-top: 44px;
}

.reference-view-all {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 28px;
    border: 1px solid var(--border);
    border-radius: 999px;
    background: var(--bg-card);
    color: var(--text-primary);
    font-size: 14px;
    font-weight: 600;
    transition: border-color .2s ease, color .2s ease, transform .2s ease, box-shadow .2s ease;
}

.reference-view-all:hover {
    border-color: var(--accent);
    color: var(--accent);
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

/* ===== BÖLÜM SONU CTA ===== */
.reference-cta-box {
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    border-radius: 24px;
    padding: 64px 40px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.reference-cta-box h2 {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 32px;
    font-weight: 700;
    color: #fff;
    margin: 0 0 14px;
}

.reference-cta-box p {
    margin: 0 0 32px;
    color: rgba(255, 255, 255, .88);
    font-size: 16px;
}

.reference-cta-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

.ref-cta-primary,
.ref-cta-whatsapp {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 15px 32px;
    border-radius: 14px;
    font-size: 15px;
    font-weight: 700;
    font-family: 'Outfit', sans-serif;
    transition: all .3s ease;
}

.ref-cta-primary {
    background: #fff;
    color: var(--accent);
}

.ref-cta-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, .2);
}

.ref-cta-whatsapp {
    background: rgba(255, 255, 255, .12);
    color: #fff;
    border: 1px solid rgba(255, 255, 255, .3);
    backdrop-filter: blur(10px);
}

.ref-cta-whatsapp:hover {
    background: rgba(255, 255, 255, .2);
    transform: translateY(-3px);
}

/* ===== PROJE DETAY MODALI ===== */
.reference-modal-overlay {
    position: fixed;
    inset: 0;
    z-index: 50000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    background: rgba(15, 23, 42, .6);
    backdrop-filter: blur(8px);
    opacity: 0;
    visibility: hidden;
    transition: opacity .3s ease, visibility .3s ease;
}

.reference-modal-overlay.is-open {
    opacity: 1;
    visibility: visible;
}

.reference-modal {
    position: relative;
    width: 100%;
    max-width: 560px;
    max-height: 88vh;
    overflow-y: auto;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 24px;
    box-shadow: var(--shadow-lg);
    padding: 40px;
    transform: scale(.94) translateY(16px);
    transition: transform .3s cubic-bezier(.34, 1.1, .64, 1);
    scrollbar-width: thin;
    scrollbar-color: var(--accent) transparent;
}

.reference-modal-overlay.is-open .reference-modal {
    transform: scale(1) translateY(0);
}

.reference-modal::-webkit-scrollbar { width: 6px; }
.reference-modal::-webkit-scrollbar-track { background: transparent; }
.reference-modal::-webkit-scrollbar-thumb { background-color: var(--accent); border-radius: 999px; }

.reference-modal-close {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 38px;
    height: 38px;
    display: grid;
    place-items: center;
    border: 1px solid var(--border);
    border-radius: 50%;
    background: var(--bg-glass);
    color: var(--text-muted);
    font-size: 15px;
    cursor: pointer;
    transition: color .2s ease, border-color .2s ease, transform .2s ease;
}

.reference-modal-close:hover {
    color: var(--text-primary);
    border-color: var(--border-hover);
}

.reference-modal-close:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

.reference-modal-monogram {
    width: 64px;
    height: 64px;
    display: grid;
    place-items: center;
    border-radius: 16px;
    background: color-mix(in srgb, var(--ref-accent, #2563EB) 12%, var(--bg-card));
    color: var(--ref-accent, #2563EB);
    font-family: 'Space Grotesk', sans-serif;
    font-size: 20px;
    font-weight: 700;
    border: 1px solid color-mix(in srgb, var(--ref-accent, #2563EB) 25%, var(--border));
    margin-bottom: 20px;
}

.reference-modal-logo-img {
    width: 64px;
    height: 64px;
    border-radius: 16px;
    border: 1px solid var(--border);
    background: #fff;
    padding: 8px;
    margin-bottom: 20px;
}

.reference-modal h2 {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 24px;
    font-weight: 700;
    margin: 0 0 4px;
    letter-spacing: -.02em;
    padding-right: 40px;
}

.reference-modal .reference-modal-sector {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-muted);
    margin-bottom: 24px;
}

.reference-modal-section-label {
    font-size: 11px;
    font-weight: 700;
    letter-spacing: .06em;
    text-transform: uppercase;
    color: var(--accent);
    margin: 0 0 10px;
}

.reference-modal-services {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 24px;
}

.reference-modal-services span {
    padding: 6px 13px;
    font-size: 12.5px;
    font-weight: 600;
    color: var(--accent);
    background: var(--bg-glass);
    border: 1px solid var(--border);
    border-radius: 20px;
}

.reference-modal-summary {
    margin: 0 0 28px;
    color: var(--text-secondary);
    font-size: 14.5px;
    line-height: 1.75;
}

.reference-modal-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.reference-modal-actions .ref-modal-btn-primary,
.reference-modal-actions .ref-modal-btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    padding: 13px 22px;
    border-radius: 12px;
    font-size: 13.5px;
    font-weight: 600;
    transition: transform .2s ease, opacity .2s ease, border-color .2s ease;
}

.reference-modal-actions .ref-modal-btn-primary {
    color: #fff;
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
}

.reference-modal-actions .ref-modal-btn-primary:hover { transform: translateY(-2px); }

.reference-modal-actions .ref-modal-btn-secondary {
    color: var(--text-primary);
    background: transparent;
    border: 1px solid var(--border);
}

.reference-modal-actions .ref-modal-btn-secondary:hover {
    border-color: var(--border-hover);
    transform: translateY(-2px);
}

body.reference-modal-locked {
    overflow: hidden;
}

@media (prefers-reduced-motion: reduce) {
    .reference-card,
    .reference-cta-open i,
    .reference-view-all,
    .reference-modal-overlay,
    .reference-modal,
    .ref-cta-primary,
    .ref-cta-whatsapp {
        transition: none !important;
    }
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .reference-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 700px) {
    .reference-grid { grid-template-columns: minmax(0, 1fr); }
    .reference-cta-box { padding: 44px 24px; }
    .reference-cta-box h2 { font-size: 26px; }
    .reference-cta-buttons { flex-direction: column; align-items: stretch; }
    .ref-cta-primary, .ref-cta-whatsapp { justify-content: center; }

    .reference-modal-overlay { padding: 0; align-items: flex-end; }
    .reference-modal {
        max-width: none;
        width: 100%;
        max-height: 92vh;
        border-radius: 24px 24px 0 0;
        padding: 32px 24px 28px;
        transform: translateY(100%);
    }
    .reference-modal-overlay.is-open .reference-modal { transform: translateY(0); }
}