:root{--bg:#f5f7fb;--card:#fff;--text:#1f2937;--muted:#6b7280;--primary:#4f46e5;--primary2:#06b6d4;--danger:#ef4444;--shadow:0 18px 45px rgba(31,41,55,.10);--radius:22px}*{box-sizing:border-box}body{margin:0;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;background:var(--bg);color:var(--text)}a{color:inherit;text-decoration:none}.container{max-width:1280px;margin:0 auto;padding:28px}.topbar{height:72px;background:rgba(255,255,255,.88);backdrop-filter:blur(12px);display:flex;align-items:center;justify-content:space-between;padding:0 28px;box-shadow:0 1px 16px rgba(0,0,0,.05);position:sticky;top:0;z-index:10}.brand{font-weight:900;font-size:1.1rem;display:flex;gap:10px;align-items:center}.brand-mark{width:38px;height:38px;border-radius:14px;background:linear-gradient(135deg,var(--primary),var(--primary2));color:#fff;display:grid;place-items:center}.nav{display:flex;gap:10px}.nav a,.admin-nav a{padding:10px 14px;border-radius:14px;color:#475569}.nav a:hover,.nav .active,.admin-nav a:hover{background:#eef2ff;color:var(--primary)}.welcome-body{min-height:100vh;background:radial-gradient(circle at top left,#dbeafe,transparent 35%),linear-gradient(135deg,#f8fafc,#eef2ff)}.welcome-shell{min-height:100vh;display:grid;grid-template-columns:1.2fr .8fr;gap:48px;align-items:center;max-width:1180px;margin:0 auto;padding:40px}.welcome-copy h1{font-size:clamp(2.4rem,5vw,5rem);line-height:1;margin:18px 0}.welcome-copy p{font-size:1.2rem;color:#475569;max-width:680px}.pill{display:inline-block;background:#fff;border:1px solid #e2e8f0;padding:10px 14px;border-radius:999px;color:var(--primary);font-weight:800}.login-card,.panel,.project-card,.stat,.empty{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);padding:26px;border:1px solid #eef2f7}.login-card{max-width:420px;width:100%}label{display:block;font-weight:700;margin:12px 0 6px}input,select,textarea{width:100%;padding:12px 14px;border:1px solid #dbe3ef;border-radius:14px;background:#fff;font:inherit}input:focus,select:focus,textarea:focus{outline:3px solid #c7d2fe;border-color:var(--primary)}.btn,button{border:0;border-radius:14px;padding:11px 15px;font-weight:800;cursor:pointer;background:#e5e7eb;color:#111827}.btn.primary,button.primary{background:linear-gradient(135deg,var(--primary),var(--primary2));color:#fff}.btn.danger,button.danger{background:#fee2e2;color:#991b1b}.full{width:100%}.muted{color:var(--muted)}.alert{padding:12px 14px;border-radius:14px;margin:12px 0}.alert.error{background:#fee2e2;color:#991b1b}.alert.success{background:#dcfce7;color:#166534}.hero,.board-head{display:flex;justify-content:space-between;align-items:center;gap:24px;background:linear-gradient(135deg,#fff,#eef2ff);border-radius:28px;padding:30px;margin-bottom:24px;box-shadow:var(--shadow)}.hero h1,.board-head h1{margin:0;font-size:2rem}.grid{display:grid;gap:20px}.cards{grid-template-columns:repeat(auto-fill,minmax(260px,1fr))}.project-card{transition:.18s transform}.project-card:hover{transform:translateY(-4px)}.project-dot{display:block;width:42px;height:42px;border-radius:16px;background:linear-gradient(135deg,#22c55e,#06b6d4);margin-bottom:16px}.stats{grid-template-columns:repeat(auto-fit,minmax(160px,1fr))}.stat span{color:var(--muted)}.stat strong{display:block;font-size:2rem}.admin-nav{display:flex;flex-wrap:wrap;gap:10px;margin:18px 0 24px}.kanban{display:grid;grid-template-columns:repeat(5,minmax(240px,1fr));gap:16px;align-items:start;overflow-x:auto;padding-bottom:16px}.column{background:#edf2f7;border-radius:22px;padding:14px;min-height:520px}.column-title{display:flex;justify-content:space-between;align-items:center;margin:0 0 12px}.column-title h2{font-size:1rem;margin:0}.column-title span{background:#fff;border-radius:999px;padding:4px 10px}.dropzone{min-height:440px}.task-card{border-radius:20px;padding:16px;margin:0 0 14px;box-shadow:0 12px 28px rgba(15,23,42,.16);cursor:grab}.task-top{display:flex;justify-content:space-between;gap:12px}.task-card p{white-space:normal}.label-chip{display:inline-block;margin:10px 0 0;padding:5px 9px;border-radius:999px;background:rgba(255,255,255,.30);font-style:normal;font-weight:800;font-size:.8rem}.task-actions{display:flex;gap:8px;margin-top:12px}.task-actions button{font-size:.78rem;padding:7px 9px;background:rgba(255,255,255,.78)}.modal{position:fixed;inset:0;background:rgba(15,23,42,.50);display:grid;place-items:center;padding:20px;z-index:50}.modal[hidden]{display:none}.modal-card{background:#fff;border-radius:26px;box-shadow:var(--shadow);padding:26px;max-width:560px;width:100%;position:relative}.modal-close{position:absolute;right:16px;top:12px;background:#f1f5f9}.form-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:14px;align-items:end}.check{display:flex;align-items:center;gap:8px;font-weight:700}.check input{width:auto}.table-wrap{overflow:auto;background:#fff;border-radius:22px;box-shadow:var(--shadow)}table{border-collapse:collapse;width:100%;min-width:760px}th,td{padding:12px;border-bottom:1px solid #edf2f7;text-align:left}th{background:#f8fafc}.footer{text-align:center;color:var(--muted);padding:30px}.backlink{color:var(--primary);font-weight:800}@media(max-width:850px){.welcome-shell{grid-template-columns:1fr}.topbar{align-items:flex-start;height:auto;gap:14px;flex-direction:column;padding:16px}.container{padding:18px}.hero,.board-head{align-items:flex-start;flex-direction:column}.kanban{display:flex;overflow-x:auto}.column{min-width:285px}.welcome-copy h1{font-size:2.4rem}}