/* Kongre programı: duyuru pop-up'ı ve program bölümündeki bağlantı */
#program-popup { position: fixed; inset: 0; z-index: 100000; display: flex; align-items: center; justify-content: center; padding: 16px; background: rgba(10, 20, 40, .65); }
#program-popup[hidden] { display: none; }
#program-popup .pp-box { position: relative; background: #fff; max-width: 460px; width: 100%; border-radius: 12px; padding: 36px 28px 28px; text-align: center; box-shadow: 0 10px 40px rgba(0,0,0,.3); animation: ppIn .3s ease-out; }
#program-popup .pp-icon { font-size: 44px; color: #2196F3; margin-bottom: 12px; }
#program-popup h3 { margin: 0 0 10px; font-size: 22px; color: #14213d; }
#program-popup p { margin: 0 0 22px; color: #555; font-size: 15px; line-height: 1.5; }
#program-popup .pp-close { position: absolute; top: 8px; right: 12px; border: 0; background: none; font-size: 28px; line-height: 1; color: #888; cursor: pointer; }
#program-popup .pp-close:hover { color: #333; }

/* Uzun metinli duyuru (mektup) varyantı */
#program-popup .pp-box.pp-letter { max-width: 600px; max-height: calc(100vh - 32px); overflow-y: auto; text-align: left; padding: 32px 28px 24px; }
#program-popup .pp-letter .pp-icon { text-align: center; }
#program-popup .pp-letter p { margin: 0 0 12px; text-align: justify; }
#program-popup .pp-letter .pp-info { list-style: none; margin: 4px 0 14px; padding: 12px 16px; background: #f1f7fd; border-left: 4px solid #2196F3; border-radius: 6px; font-size: 15px; color: #14213d; }
#program-popup .pp-letter .pp-info li { margin: 4px 0; overflow-wrap: anywhere; }
#program-popup .pp-letter .pp-info a { color: #1976D2; }
#program-popup .pp-letter .pp-sign { text-align: right; font-weight: 600; color: #14213d; margin-top: 16px; }
#program-popup .pp-letter .pp-actions { text-align: center; margin-top: 8px; }
@media (max-width: 480px) { #program-popup .pp-box.pp-letter { padding: 28px 18px 20px; } #program-popup .pp-letter p { text-align: left; } }

.program-btn { display: inline-block; background: #2196F3; color: #fff !important; padding: 12px 26px; border-radius: 6px; font-weight: 600; text-decoration: none !important; transition: background .2s; }
.program-btn:hover, .program-btn:focus { background: #1976D2; }
.program-note .program-btn { margin-top: 18px; }

@keyframes ppIn { from { opacity: 0; transform: translateY(-20px); } to { opacity: 1; transform: none; } }