body{margin:0;min-width:320px;min-height:100dvh;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}#root{min-height:100dvh}.app-header{padding-top:max(14px,env(safe-area-inset-top))}.app-main{padding-bottom:max(20px,env(safe-area-inset-bottom))}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--clr-bg: #f0f2f5;--clr-surface: #ffffff;--clr-primary: #e03838;--clr-primary2: #ff6b35;--clr-text: #1a1a2e;--clr-muted: #6b7280;--clr-border: #e5e7eb;--clr-success: #10b981;--clr-danger: #ef4444;--radius: 12px;--shadow: 0 2px 12px rgba(0,0,0,.08);font-size:15px}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--clr-bg);color:var(--clr-text);min-height:100dvh}.app{display:flex;flex-direction:column;min-height:100dvh;max-width:640px;margin:0 auto}.app-header{display:flex;align-items:center;justify-content:space-between;padding:14px 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h2{font-size:1.1rem;font-weight:700}.field{display:flex;flex-direction:column;gap:5px}.field label{font-size:.85rem;font-weight:600;color:var(--clr-muted);text-transform:uppercase;letter-spacing:.04em}.field input,.field select,.field textarea{padding:10px 12px;border:1.5px solid var(--clr-border);border-radius:8px;font-size:1rem;background:#fff;transition:border-color .15s;font-family:inherit}.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--clr-primary)}.field textarea{resize:vertical}.field-row{flex-direction:row;gap:12px}.field-grow{flex:1;display:flex;flex-direction:column;gap:5px}.field-shrink{width:90px;display:flex;flex-direction:column;gap:5px}.optional{font-weight:400;text-transform:none;letter-spacing:0}.tag{display:inline-block;margin-left:8px;padding:1px 8px;border-radius:99px;font-size:.72rem;font-weight:600;background:#fff5f5;color:var(--clr-primary);border:1px solid #fca5a5;text-transform:none;letter-spacing:0}.form-error{color:var(--clr-danger);font-size:.88rem}.form-success{color:var(--clr-success);font-size:.88rem}.btn-primary{padding:13px;background:var(--clr-primary);color:#fff;border:none;border-radius:8px;font-size:1rem;font-weight:600;cursor:pointer;transition:opacity .15s}.btn-primary:disabled{opacity:.6;cursor:not-allowed}.btn-primary:not(:disabled):hover{opacity:.88}.expense-list{display:flex;flex-direction:column;gap:12px}.list-header{display:flex;align-items:center;justify-content:space-between}.list-header h2{font-size:1.1rem;font-weight:700}.filter-toggle{display:flex;border:1.5px solid var(--clr-border);border-radius:99px;overflow:hidden}.filter-toggle button{padding:5px 16px;border:none;background:none;font-size:.85rem;font-weight:500;cursor:pointer;color:var(--clr-muted);transition:background .15s,color .15s}.filter-toggle 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h2{font-size:1.1rem;font-weight:700}.month-picker{padding:6px 10px;border:1.5px solid var(--clr-border);border-radius:8px;font-family:inherit;font-size:.9rem}.section-title{font-size:.85rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:var(--clr-muted)}.summary-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:10px}.summary-card{background:var(--clr-surface);border-radius:var(--radius);padding:14px;box-shadow:var(--shadow)}.summary-name{font-size:.9rem;font-weight:600;margin-bottom:4px}.summary-amount{font-size:1rem;font-weight:700;color:var(--clr-primary)}.summary-count{font-size:.78rem;color:var(--clr-muted)}.day-cards{display:flex;flex-direction:column;gap:10px}.day-card{background:var(--clr-surface);border-radius:var(--radius);padding:14px;box-shadow:var(--shadow)}.day-card-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px;padding-bottom:8px;border-bottom:1px solid 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var(--clr-primary);background:#fff5f5}.you-badge{display:inline-block;margin-left:7px;padding:1px 8px;border-radius:99px;font-size:.7rem;font-weight:600;background:var(--clr-primary);color:#fff;vertical-align:middle}.vat-row{display:flex;align-items:center;gap:12px}.vat-label{display:flex;align-items:center;gap:6px;font-size:.9rem;cursor:pointer;-webkit-user-select:none;user-select:none}.vat-label input[type=checkbox]{width:16px;height:16px;accent-color:var(--clr-primary);cursor:pointer}.vat-total{font-size:.9rem;font-weight:700;color:var(--clr-primary)}.admin-shell{display:flex;flex-direction:column;min-height:100dvh;max-width:800px;margin:0 auto}.admin-shell-header{display:flex;align-items:center;justify-content:space-between;padding:14px 20px;background:#1a1a2e;color:#fff;position:sticky;top:0;z-index:10}.admin-shell-title{font-size:1.1rem;font-weight:700}.admin-shell-main{flex:1;padding:20px 16px}.admin-login-screen{display:flex;align-items:center;justify-content:center;min-height:100dvh;background:linear-gradient(135deg,#1a1a2e,#16213e 60%,#0f3460);padding:24px}.admin-login-card{background:#fff;border-radius:var(--radius);padding:40px 32px;width:100%;max-width:400px;box-shadow:0 12px 40px #0000004d;display:flex;flex-direction:column;gap:14px}.admin-login-logo{font-size:2.5rem;text-align:center}.admin-login-title{font-size:1.6rem;font-weight:800;text-align:center;color:#1a1a2e}.admin-login-sub{font-size:.85rem;color:var(--clr-muted);text-align:center;margin-top:-8px}.admin-back-link{text-align:center;font-size:.82rem;color:var(--clr-muted);text-decoration:none;margin-top:4px}.admin-back-link:hover{color:var(--clr-primary)}.instance-select-card{max-width:480px}.instance-list{list-style:none;margin-top:16px;display:flex;flex-direction:column;gap:10px}.instance-btn{width:100%;display:flex;align-items:center;gap:14px;padding:14px 16px;background:var(--clr-bg);border:1.5px solid var(--clr-border);border-radius:10px;cursor:pointer;text-align:left;transition:border-color .15s,background .15s}.instance-btn:hover{border-color:var(--clr-primary);background:#fff}.instance-flag{font-size:2rem;flex-shrink:0}.instance-info{flex:1;display:flex;flex-direction:column;gap:2px}.instance-name{font-weight:700;font-size:1rem;color:var(--clr-text)}.instance-meta{font-size:.8rem;color:var(--clr-muted)}.instance-members{font-size:.78rem;color:var(--clr-muted);white-space:nowrap}.switch-instance-btn{margin-top:20px;background:none;border:none;color:var(--clr-muted);font-size:.85rem;cursor:pointer;text-decoration:underline}.switch-instance-btn:hover{color:var(--clr-primary)}.admin-page{display:flex;flex-direction:column;gap:24px}.admin-section{background:var(--clr-surface);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow)}.admin-section-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}.admin-section-header h2{font-size:1.1rem}.btn-primary-sm{background:var(--clr-primary);color:#fff;border:none;border-radius:8px;padding:6px 14px;font-size:.85rem;font-weight:600;cursor:pointer}.btn-primary-sm:hover{opacity:.9}.admin-form-card{background:var(--clr-bg);border-radius:10px;padding:16px;margin-bottom:16px;border:1.5px dashed var(--clr-border)}.admin-form-card h3{font-size:.95rem;margin-bottom:12px}.admin-form-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:12px}@media(max-width:480px){.admin-form-grid{grid-template-columns:1fr}}.admin-instance-card{border:1.5px solid var(--clr-border);border-radius:10px;margin-bottom:10px;overflow:hidden;transition:border-color .15s}.admin-instance-card.selected{border-color:var(--clr-primary)}.admin-instance-row{display:flex;align-items:center;justify-content:space-between;padding:14px 16px;gap:10px}.admin-instance-info{display:flex;flex-direction:column;gap:3px;flex:1}.admin-instance-name{font-weight:700;font-size:1rem}.admin-instance-meta{font-size:.8rem;color:var(--clr-muted)}.admin-row-actions{display:flex;gap:6px;flex-shrink:0}.admin-edit-inline{padding:14px 16px;background:var(--clr-bg)}.admin-members-section{border:2px solid var(--clr-primary)}.admin-add-member{display:flex;gap:8px;margin-bottom:12px}.admin-member-input{flex:1;padding:8px 12px;border:1.5px solid var(--clr-border);border-radius:8px;font-size:.9rem;font-family:inherit}.admin-member-input:focus{outline:none;border-color:var(--clr-primary)}.admin-member-list{list-style:none;display:flex;flex-direction:column;gap:6px}.admin-member-row{display:flex;align-items:center;justify-content:space-between;padding:8px 12px;background:var(--clr-bg);border-radius:8px;font-size:.9rem}.tag-inactive{background:var(--clr-muted);color:#fff;padding:1px 7px;border-radius:99px;font-size:.7rem;margin-left:6px}.status-msg{color:var(--clr-muted);font-size:.9rem;padding:8px 0}.status-msg.error{color:var(--clr-danger)}