.announce-shell{display:flex;flex-direction:column;gap:.75rem;min-height:min(75vh,680px)}.announce-toolbar{display:flex;align-items:flex-start;justify-content:space-between;gap:1rem;flex-wrap:wrap;padding:.25rem .15rem}.announce-title{margin:0;font-size:1.05rem;font-weight:800;color:#0f172a}.announce-sub{margin:.2rem 0 0;font-size:.75rem;color:#64748b;font-weight:600}.announce-btn{border:none;border-radius:.65rem;padding:.55rem .9rem;font-size:.78rem;font-weight:700;cursor:pointer;display:inline-flex;align-items:center;gap:.4rem}.announce-btn--primary{background:#7eb8ad;color:#fff;box-shadow:0 4px 14px #7eb8ad38}.announce-btn--primary:hover{background:#6aa89c}.announce-board-wrap{flex:1;min-height:0}.announce-ai-box{background:linear-gradient(135deg,#f5f3ffe6,#faf5ffd9);border:1px solid rgba(233,213,255,.6);border-radius:.85rem;padding:.65rem;backdrop-filter:blur(6px)}.bulletin-board{height:100%;min-height:28rem;border-radius:1.1rem;overflow:hidden;border:2px solid rgba(180,155,110,.45);box-shadow:inset 0 0 0 1px #ffffff40,0 12px 28px #2d374114;display:flex;flex-direction:column}.bb-toolbar{display:flex;align-items:center;justify-content:space-between;gap:.5rem;padding:.45rem .75rem;background:#ffffff2e;backdrop-filter:blur(8px);color:#fffffff2;font-size:.72rem;font-weight:700}.bb-theme-badge{display:inline-flex;align-items:center;gap:.35rem}.bb-count{opacity:.85}.bb-surface{position:relative;flex:1;min-height:24rem;overflow:auto;padding:1rem .75rem 1.25rem}.bb-theme-cork .bb-surface{background:radial-gradient(circle at 20% 20%,rgba(255,255,255,.12),transparent 40%),linear-gradient(145deg,#d4c4a8,#c9b896 45%,#b8a078);background-size:120px 120px,100% 100%}.bb-theme-summer .bb-surface{background:linear-gradient(180deg,#b8dff0,#a8d4ea 28%,#f5e6b8 28%,#e8d49a 55%,#dcc48a)}.bb-theme-summer .bb-toolbar{background:#ffffff38}.bb-theme-ataturk .bb-surface{background:linear-gradient(180deg,#4a5568,#64748b 55%,#94a3b8)}.bb-theme-ataturk .bb-toolbar{background:#ffffff1f}.bb-theme-ataturk .bb-note{border-color:#cbd5e1}.bb-theme-april23 .bb-surface{background:linear-gradient(135deg,#fce7f3,#fef9c3,#dbeafe)}.bb-theme-may19 .bb-surface{background:linear-gradient(135deg,#f5a8a8,#e8a0a0)}.bb-theme-zafer .bb-surface{background:linear-gradient(135deg,#e8a0a0,#d4a0a0)}.bb-theme-cumhuriyet .bb-surface{background:linear-gradient(135deg,#f0a8a8,#a8b8e0)}.bb-theme-newyear .bb-surface{background:linear-gradient(135deg,#c4b5fd,#a5b4fc,#c4b5fd)}.bb-theme-school .bb-surface{background:linear-gradient(135deg,#ecfdf5,#d1fae5,#fef9c3)}.bb-theme-exam .bb-surface{background:linear-gradient(135deg,#e8eaff,#ddd6fe,#fef3c7)}.bb-theme-academic .bb-surface{background:linear-gradient(135deg,#f0fdf4,#ecfccb,#fef9c3)}.bb-hero{position:relative;max-width:9rem;margin:0 auto .75rem;z-index:2;border:3px solid #fff;border-radius:.35rem;box-shadow:0 8px 20px #00000059;transform:rotate(-2deg)}.bb-hero img{display:block;width:100%;border-radius:.2rem}.bb-hero-caption{display:block;text-align:center;font-size:.62rem;font-weight:800;color:#fff;background:#0000008c;padding:.2rem;letter-spacing:.04em}.bb-decor-layer{position:absolute;inset:0;pointer-events:none;overflow:hidden;z-index:1}.bb-decor{position:absolute;transform:rotate(var(--bb-decor-rot, 0deg));opacity:.85;filter:drop-shadow(0 2px 4px rgba(0,0,0,.15));user-select:none}.bb-notes-grid{position:relative;z-index:3;display:grid;grid-template-columns:repeat(auto-fill,minmax(12.5rem,1fr));gap:1rem;align-items:start}.bb-note{position:relative;margin:.35rem .15rem;padding:1.15rem .85rem .75rem;border-radius:.35rem .55rem .45rem .4rem;background:linear-gradient(145deg,rgba(255,255,255,.55) 0%,transparent 42%),linear-gradient(180deg,#fffdf5,#fff7d6 55%,#fdecc8);border:1px solid rgba(214,184,120,.55);box-shadow:0 1px #ffffffb3 inset,0 10px 22px #2d23142e,0 2px 4px #2d231414;transform:rotate(var(--bb-rot, 0deg));transition:transform .2s ease,box-shadow .2s ease;overflow:visible}.bb-note:hover{transform:rotate(0) translateY(-3px) scale(1.02);box-shadow:0 1px #fffc inset,0 16px 28px #2d231438;z-index:4}.bb-note.bb-tone-1{background:linear-gradient(145deg,rgba(255,255,255,.5) 0%,transparent 40%),linear-gradient(180deg,#f0f9ff,#e0f2fe 60%,#bae6fd);border-color:#7dd3fca6}.bb-note.bb-tone-2{background:linear-gradient(145deg,rgba(255,255,255,.5) 0%,transparent 40%),linear-gradient(180deg,#f0fdf4,#dcfce7 60%,#bbf7d0);border-color:#86efaca6}.bb-note.bb-tone-3{background:linear-gradient(145deg,rgba(255,255,255,.5) 0%,transparent 40%),linear-gradient(180deg,#faf5ff,#f3e8ff 60%,#e9d5ff);border-color:#d8b4fea6}.bb-note-tape{position:absolute;top:-.35rem;left:50%;width:2.6rem;height:.7rem;transform:translate(-50%) rotate(-2deg);background:linear-gradient(180deg,#ffffff8c,#ffffff26);border:1px solid rgba(255,255,255,.35);box-shadow:0 1px 2px #00000014;opacity:.85;pointer-events:none}.bb-note-badge{display:inline-flex;align-items:center;gap:.28rem;margin:.15rem 0 .35rem;padding:.18rem .45rem;border-radius:999px;font-size:.58rem;font-weight:800;letter-spacing:.03em;text-transform:uppercase;color:#0f766e;background:#0f766e1a;border:1px solid rgba(15,118,110,.18)}.bb-note-badge.is-urgent{color:#be123c;background:#f43f5e1f;border-color:#f43f5e38}.bb-note-badge.is-system{color:#1d4ed8;background:#3b82f61f;border-color:#3b82f638}.bb-note-archive{position:absolute;top:.35rem;right:.35rem;width:1.55rem;height:1.55rem;border:0;border-radius:.4rem;background:#0f172a14;color:#64748b;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;z-index:2}.bb-note-archive:hover,.bb-note-archive:focus-visible{background:#f59e0b2e;color:#b45309}.bb-note-archive.is-restore:hover,.bb-note-archive.is-restore:focus-visible{background:#10b9812e;color:#047857}.bb-note.is-urgent{background:linear-gradient(145deg,rgba(255,255,255,.45) 0%,transparent 40%),linear-gradient(180deg,#fff1f2,#ffe4e6 55%,#fecdd3);border-color:#fb71858c}.bb-pin{position:absolute;top:-.45rem;left:50%;transform:translate(-50%);width:.85rem;height:.85rem;border-radius:50%;box-shadow:0 2px 4px #00000040;z-index:3}.bb-pin-normal{background:radial-gradient(circle at 30% 30%,#fb7185,#e11d48)}.bb-pin-urgent{background:radial-gradient(circle at 30% 30%,#fbbf24,#d97706);width:1rem;height:1rem}.bb-note-title{margin:.15rem 0 .4rem;font-size:.88rem;font-weight:900;color:#1e293b;line-height:1.25;letter-spacing:-.01em}.bb-note-body{margin:0;font-size:.74rem;color:#334155;line-height:1.5;white-space:pre-wrap;word-break:break-word}.bb-note-foot{margin-top:.65rem;padding-top:.45rem;border-top:1px dashed rgba(100,116,139,.28);font-size:.62rem;color:#64748b;font-weight:700;display:flex;align-items:center;gap:.3rem}.bb-empty{position:relative;z-index:3;text-align:center;padding:3rem 1rem;color:#ffffffeb;font-size:.85rem;font-weight:600;text-shadow:0 1px 3px rgba(0,0,0,.35)}.bb-empty-pin{font-size:2rem;display:block;margin-bottom:.5rem}#student-bulletin-modal .student-bulletin-sheet{width:min(100%,56rem);max-height:92vh;display:flex;flex-direction:column;background:#f8fafc;border-radius:1rem;overflow:hidden;box-shadow:0 20px 50px #0f172a40}#student-bulletin-modal .student-bulletin-head{display:flex;align-items:center;justify-content:space-between;padding:.75rem 1rem;background:#fff;border-bottom:1px solid #e2e8f0}#student-bulletin-modal .student-bulletin-body{flex:1;min-height:0;padding:.65rem}#student-bulletin-board-root{height:100%;min-height:20rem}.s-bulletin-open-btn{display:inline-flex;align-items:center;gap:.35rem;margin-left:auto;margin-right:.25rem;font-size:.62rem;font-weight:800;color:#b45309;background:#fffbeb;border:1px solid #fde68a;border-radius:999px;padding:.2rem .55rem;cursor:pointer}.announce-card.is-urgent{border-color:#fecaca;background:linear-gradient(180deg,#fff1f2,#fff 70%)}.announce-badge-urgent{background:#fee2e2;color:#b91c1c}.announce-badge-normal{background:#e0f2fe;color:#0369a1}@media (max-width: 640px){.bb-notes-grid{grid-template-columns:1fr}.bb-surface{min-height:18rem}}