:root{--red:#b00020;--red2:#d31935;--bg:#f5f5f7;--card:#fff;--text:#202124;--muted:#6b7280;--line:#e5e7eb;--green:#0f8a3b;--orange:#d97706;--danger:#b91c1c}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;background:var(--bg);color:var(--text);font-size:16px}.topbar{position:sticky;top:0;z-index:10;display:flex;align-items:center;justify-content:space-between;background:var(--red);color:#fff;padding:14px 16px;box-shadow:0 2px 10px #0002}.brand{color:#fff;text-decoration:none;font-weight:800;font-size:22px;letter-spacing:.5px}.nav{display:flex;gap:12px}.nav a{color:#fff;text-decoration:none;font-size:14px}.container{max-width:780px;margin:0 auto;padding:18px 14px 90px}.page-title{font-size:25px;margin:10px 0 18px}.card{background:var(--card);border-radius:18px;padding:18px;margin-bottom:16px;box-shadow:0 6px 20px #00000012}.login-card{margin-top:40px}h1{font-size:24px;margin:0 0 16px}h2{font-size:18px;margin:22px 0 10px}.form{display:flex;flex-direction:column;gap:10px}.form label{font-weight:700;margin-top:6px}.form input,.form textarea{width:100%;border:1px solid var(--line);border-radius:12px;padding:13px 12px;font-size:17px;background:#fff}.form small{color:var(--muted);line-height:1.35}.btn{border:0;border-radius:12px;padding:12px 16px;background:#e5e7eb;color:#111;text-decoration:none;font-weight:700;font-size:16px;cursor:pointer}.btn.primary{background:var(--red);color:#fff;margin-top:10px}.btn.small{font-size:14px;padding:9px 11px}.btn.danger{background:#fee2e2;color:var(--danger)}.messages{display:grid;gap:8px;margin-bottom:12px}.msg{padding:12px 14px;border-radius:12px;background:#e5e7eb}.msg.error{background:#fee2e2;color:#7f1d1d}.msg.success{background:#dcfce7;color:#14532d}.tiles{display:grid;grid-template-columns:1fr;gap:16px}.tile{display:flex;flex-direction:column;gap:8px;text-decoration:none;background:linear-gradient(135deg,var(--red),var(--red2));color:white;border-radius:22px;padding:26px 20px;min-height:145px;justify-content:center;box-shadow:0 10px 30px #b0002040}.tile-icon{font-size:40px}.tile strong{font-size:25px}.tile small{font-size:15px;opacity:.92}.secondary-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:16px}.mini{background:#fff;border-radius:16px;text-decoration:none;color:#111;text-align:center;padding:15px 8px;font-weight:700;box-shadow:0 4px 14px #0001}.deadline-list{display:grid;gap:12px}.deadline-card{background:#fff;border-radius:17px;padding:15px;border-left:8px solid var(--green);box-shadow:0 4px 16px #0001;display:flex;justify-content:space-between;gap:12px;align-items:center}.deadline-card.today{border-left-color:var(--orange)}.deadline-card.overdue{border-left-color:var(--danger)}.deadline-card.closed{border-left-color:#6b7280;opacity:.85}.deadline-card strong{font-size:21px;display:block}.deadline-card span{display:block;font-weight:700;margin-top:4px}.deadline-card small{display:block;color:var(--muted);margin-top:4px}.actions{display:flex;flex-direction:column;gap:8px}.review-list{display:grid;gap:12px}.review-row{border:1px solid var(--line);border-radius:16px;padding:13px;background:#fafafa}.review-row.warn{background:#fff7ed;border-color:#fed7aa}.due{margin:8px 0 0}.duplicate{color:#9a3412;font-weight:700}.muted pre{white-space:pre-wrap;background:#f3f4f6;padding:12px;border-radius:12px;max-height:280px;overflow:auto}.table{width:100%;border-collapse:collapse}.table th,.table td{padding:10px;border-bottom:1px solid var(--line);text-align:left}.check{display:flex;align-items:center;gap:8px}.check input{width:auto}.button-row{display:grid;gap:10px;margin-top:16px}.fab{position:fixed;right:18px;bottom:18px;background:var(--red);color:#fff;text-decoration:none;width:58px;height:58px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:34px;box-shadow:0 8px 25px #0003}@media(min-width:700px){.tiles{grid-template-columns:1fr 1fr}.button-row{grid-template-columns:1fr 1fr}}@media(max-width:430px){.container{padding:14px 10px 90px}.nav{gap:8px}.nav a{font-size:13px}.deadline-card{align-items:flex-start;flex-direction:column}.actions{flex-direction:row}.secondary-grid{grid-template-columns:1fr}.tile{min-height:128px}.tile strong{font-size:23px}}
.upload-choice{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:10px 0 8px}
.upload-tile{border:1px solid #e5e7eb;border-radius:18px;padding:18px;background:#fff;display:flex;flex-direction:column;gap:6px;align-items:center;text-align:center;cursor:pointer;box-shadow:0 6px 18px rgba(0,0,0,.06)}
.upload-tile input{position:absolute;opacity:0;width:1px;height:1px;pointer-events:none}
.upload-icon{font-size:34px;line-height:1}
.selected-file{font-size:.95rem;color:#6b7280;background:#f3f4f6;border-radius:12px;padding:10px 12px;margin:8px 0 12px}
.selected-file.ok{color:#065f46;background:#d1fae5}
@media(max-width:640px){.upload-choice{grid-template-columns:1fr}.upload-tile{padding:16px}}

.hidden-file-input{position:absolute;left:-9999px;width:1px;height:1px;opacity:0;}
.selected-file.error{background:#ffe2e2;color:#991b1b;border-color:#fecaca;}