:root{--sgse-navy:#0f2742;--sgse-teal:#1f9d8f;--sgse-bg:#f5f7fa;--sgse-border:#e5e9f0;--sgse-text:#24364b}.app-shell{min-height:100vh;background:var(--sgse-bg);display:flex;color:var(--sgse-text)}.sidebar{width:250px;position:fixed;inset:0 auto 0 0;background:#fff;border-right:1px solid var(--sgse-border);padding:20px 14px;z-index:1030;overflow:auto}.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--sgse-navy);padding:4px 8px}.brand-mark{width:38px;height:38px;border-radius:10px;background:var(--sgse-navy);color:#fff;display:grid;place-items:center;font-weight:800;font-size:22px}.brand small{display:block;font-size:11px;color:#708197;max-width:160px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.sidebar .nav-link{color:#53657a;border-radius:9px;padding:10px 12px;display:flex;align-items:center;gap:10px;font-size:14px}.sidebar .nav-link:hover,.sidebar .nav-link.active{background:#edf8f6;color:#137d72}.nav-section{font-size:11px;text-transform:uppercase;letter-spacing:.08em;color:#9aa6b5;padding:22px 12px 5px}.main{margin-left:250px;width:calc(100% - 250px)}.topbar{height:68px;background:#fff;border-bottom:1px solid var(--sgse-border);display:flex;align-items:center;justify-content:space-between;padding:0 24px;position:sticky;top:0;z-index:1020}.search-wrap{position:relative;max-width:560px;width:55%}.search-wrap form{background:#f5f7fa;border:1px solid #edf0f4;border-radius:10px;display:flex;align-items:center;padding:0 12px}.search-wrap input{border:0;background:transparent;outline:0;width:100%;height:40px;padding-left:8px}.search-suggest{position:absolute;left:0;right:0;top:46px;background:#fff;border:1px solid var(--sgse-border);border-radius:10px;box-shadow:0 10px 30px rgba(20,40,70,.12);overflow:hidden}.search-suggest a{display:block;padding:10px 14px;text-decoration:none;color:var(--sgse-text);border-bottom:1px solid #f0f2f5}.search-suggest a:hover{background:#f7fbfa}.top-actions{display:flex;align-items:center;gap:10px}.icon-btn{position:relative;width:38px;height:38px;border-radius:10px;background:#f6f8fa;color:#54657a;display:grid;place-items:center;text-decoration:none}.icon-btn span{position:absolute;right:-4px;top:-5px;background:#dc3545;color:#fff;font-size:10px;min-width:18px;height:18px;border-radius:10px;display:grid;place-items:center}.content-area{padding:26px}.card{border:1px solid var(--sgse-border);box-shadow:0 2px 8px rgba(35,55,80,.04);border-radius:14px}.metric-card .metric-icon{width:42px;height:42px;border-radius:11px;background:#edf8f6;color:#168a7e;display:grid;place-items:center}.metric-card strong{font-size:28px;color:var(--sgse-navy)}.page-title{display:flex;justify-content:space-between;gap:16px;align-items:flex-start;margin-bottom:22px}.page-title h1{font-size:24px;margin:0;color:var(--sgse-navy)}.page-title p{margin:4px 0 0;color:#7a899b}.badge-priority{font-weight:600;border-radius:12px;padding:.35rem .55rem}.priority-baja{background:#dcfce7;color:#166534}.priority-media{background:#fef9c3;color:#854d0e}.priority-alta{background:#ffedd5;color:#9a3412}.priority-critica{background:#fee2e2;color:#991b1b}.timeline{position:relative;padding-left:24px}.timeline:before{content:"";position:absolute;left:7px;top:8px;bottom:8px;width:2px;background:#e3e8ef}.timeline-item{position:relative;padding-bottom:20px}.timeline-item:before{content:"";position:absolute;left:-21px;top:5px;width:10px;height:10px;border-radius:50%;background:var(--sgse-teal);box-shadow:0 0 0 4px #e6f5f3}.timeline-item .time{font-size:12px;color:#8a98a9}.kanban{display:flex;gap:14px;overflow:auto;padding-bottom:12px}.kanban-col{min-width:280px;width:280px;background:#eef2f6;border-radius:12px;padding:10px}.kanban-card{background:#fff;border:1px solid #e0e5ec;border-radius:10px;padding:12px;margin-bottom:9px;cursor:grab}.table>:not(caption)>*>*{padding:.75rem .8rem}.student-avatar{width:70px;height:70px;border-radius:18px;background:#e9f3f6;display:grid;place-items:center;font-size:26px;color:#4f6d7f;overflow:hidden}.student-avatar img{width:100%;height:100%;object-fit:cover}.quick-actions{display:flex;gap:8px;flex-wrap:wrap}.section-title{font-size:16px;font-weight:700;color:var(--sgse-navy);margin-bottom:14px}.form-label{font-size:13px;font-weight:600;color:#53657a}.form-control,.form-select{border-color:#dce2e9;border-radius:9px}.btn-primary{background:var(--sgse-navy);border-color:var(--sgse-navy)}.btn-success{background:var(--sgse-teal);border-color:var(--sgse-teal)}.tab-content-card{border:1px solid var(--sgse-border);border-top:0;border-radius:0 0 12px 12px;padding:20px;background:#fff}.nav-tabs .nav-link{color:#617287}.nav-tabs .nav-link.active{font-weight:600;color:var(--sgse-navy)}@media(max-width:991.98px){.sidebar{transform:translateX(-100%);transition:.2s}.sidebar.open{transform:translateX(0)}.main{margin-left:0;width:100%}.search-wrap{width:70%}.content-area{padding:18px}}@media(max-width:575.98px){.search-wrap{display:none}.content-area{padding:12px}.page-title{flex-direction:column}.table-responsive{font-size:13px}}