:root{--color-primary:#036;--color-primary-light:#004c99;--color-primary-dark:#024;--color-accent:#07c;--color-bg:#f7f8fa;--color-surface:#fff;--color-text:#1a1a2e;--color-text-secondary:#555;--color-text-muted:#888;--color-border:#e0e0e0;--color-success:#2e7d32;--color-success-bg:#e8f5e9;--color-warning:#f57c00;--color-warning-bg:#fff3e0;--color-error:#c62828;--color-error-bg:#ffebee;--shadow-sm:0 1px 3px #0000001a;--shadow-md:0 4px 6px #0000001a;--radius:8px;--radius-lg:12px;--font-sans:"Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-size:16px}body{font-family:var(--font-sans);color:var(--color-text);background:var(--color-bg);min-height:100vh;line-height:1.5}a{color:var(--color-accent);text-decoration:none}a:hover{text-decoration:underline}.portal-header{background:var(--color-primary);color:#fff;z-index:100;height:56px;box-shadow:var(--shadow-sm);justify-content:space-between;align-items:center;padding:0 24px;display:flex;position:sticky;top:0}.portal-header__logo{color:#fff;font-size:18px;font-weight:700;text-decoration:none}.portal-header__logo:hover{text-decoration:none}.portal-header__nav{align-items:center;gap:16px;display:flex}.portal-header__link{color:#ffffffd9;border-radius:var(--radius);padding:6px 12px;font-size:14px;font-weight:500;transition:background .15s,color .15s}.portal-header__link:hover{color:#fff;background:#ffffff1a;text-decoration:none}.portal-header__link--active{color:#fff;background:#ffffff26}.portal-header__signout{color:#fff;border-radius:var(--radius);cursor:pointer;font-size:13px;font-family:var(--font-sans);background:0 0;border:1px solid #ffffff4d;padding:5px 12px;transition:background .15s}.portal-header__signout:hover{background:#ffffff1a}.portal-header__menu-toggle{color:#fff;cursor:pointer;background:0 0;border:none;padding:4px;font-size:24px;display:none}@media (width<=768px){.portal-header{padding:0 16px}.portal-header__menu-toggle{display:block}.portal-header__nav{background:var(--color-primary);box-shadow:var(--shadow-md);flex-direction:column;gap:4px;padding:12px 16px;display:none;position:absolute;top:56px;left:0;right:0}.portal-header__nav--open{display:flex}.portal-header__link{width:100%;padding:10px 12px}.portal-header__signout{width:100%;margin-top:8px}}.portal-main{max-width:960px;margin:0 auto;padding:24px 16px}@media (width>=768px){.portal-main{padding:32px 24px}}.card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);padding:24px}.card--compact{padding:16px}.card__title{margin-bottom:12px;font-size:18px;font-weight:600}.card__subtitle{color:var(--color-text-secondary);margin-bottom:16px;font-size:14px}.btn{font-family:var(--font-sans);border-radius:var(--radius);cursor:pointer;border:none;justify-content:center;align-items:center;gap:8px;padding:10px 20px;font-size:14px;font-weight:500;transition:background .15s,opacity .15s;display:inline-flex}.btn:disabled{opacity:.5;cursor:not-allowed}.btn--primary{background:var(--color-primary);color:#fff}.btn--primary:hover:not(:disabled){background:var(--color-primary-light)}.btn--secondary{background:var(--color-bg);color:var(--color-text);border:1px solid var(--color-border)}.btn--secondary:hover:not(:disabled){background:var(--color-border)}.btn--small{padding:6px 14px;font-size:13px}.btn--full{width:100%}.input{border:1px solid var(--color-border);border-radius:var(--radius);width:100%;font-family:var(--font-sans);background:#fff;padding:10px 14px;font-size:14px;transition:border-color .15s}.input:focus{border-color:var(--color-accent);outline:none;box-shadow:0 0 0 3px #0077cc26}.input-group{flex-direction:column;gap:6px;display:flex}.input-label{font-size:14px;font-weight:500}.toggle{flex-shrink:0;width:44px;height:24px;display:inline-block;position:relative}.toggle input{opacity:0;width:0;height:0}.toggle__slider{cursor:pointer;background:#ccc;border-radius:24px;transition:background .2s;position:absolute;inset:0}.toggle__slider:before{content:"";background:#fff;border-radius:50%;width:18px;height:18px;transition:transform .2s;position:absolute;bottom:3px;left:3px}.toggle input:checked+.toggle__slider{background:var(--color-success)}.toggle input:checked+.toggle__slider:before{transform:translate(20px)}.toggle input:focus-visible+.toggle__slider{box-shadow:0 0 0 3px #0077cc4d}.alert{border-radius:var(--radius);margin-bottom:16px;padding:12px 16px;font-size:14px}.alert--success{background:var(--color-success-bg);color:var(--color-success)}.alert--warning{background:var(--color-warning-bg);color:var(--color-warning)}.alert--error{background:var(--color-error-bg);color:var(--color-error)}.page-title{margin-bottom:8px;font-size:24px;font-weight:700}.page-subtitle{color:var(--color-text-secondary);margin-bottom:24px;font-size:15px}.login-container{background:linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);justify-content:center;align-items:center;min-height:100vh;padding:24px;display:flex}.login-card{border-radius:var(--radius-lg);text-align:center;background:#fff;width:100%;max-width:420px;padding:40px 32px;box-shadow:0 8px 32px #0003}.login-card__logo{color:var(--color-primary);margin-bottom:8px;font-size:28px;font-weight:700}.login-card__tagline{color:var(--color-text-secondary);margin-bottom:32px;font-size:14px}.login-card__check-email{padding:32px 0}.login-card__check-icon{margin-bottom:16px;font-size:48px}@media (width<=480px){.login-card{padding:32px 20px}}.skeleton{border-radius:var(--radius);background:linear-gradient(90deg,#f0f0f0 25%,#e0e0e0 50%,#f0f0f0 75%) 0 0/200% 100%;animation:1.5s infinite skeleton-shimmer}@keyframes skeleton-shimmer{0%{background-position:-200% 0}to{background-position:200% 0}}.data-table{border-collapse:collapse;width:100%;font-size:14px}.data-table th{text-align:left;color:var(--color-text-secondary);border-bottom:2px solid var(--color-border);text-transform:uppercase;letter-spacing:.05em;padding:10px 12px;font-size:13px;font-weight:600}.data-table td{border-bottom:1px solid var(--color-border);padding:10px 12px}.data-table tr:last-child td{border-bottom:none}.table-responsive{-webkit-overflow-scrolling:touch;overflow-x:auto}.badge{border-radius:10px;padding:2px 8px;font-size:12px;font-weight:500;display:inline-block}.badge--received{color:#1565c0;background:#e3f2fd}.badge--acknowledged{color:#e65100;background:#fff3e0}.badge--in-progress{color:#7b1fa2;background:#f3e5f5}.badge--completed{color:#2e7d32;background:#e8f5e9}.badge--denied{color:#c62828;background:#ffebee}.empty-state{text-align:center;color:var(--color-text-muted);padding:48px 24px}.empty-state__icon{margin-bottom:12px;font-size:48px}.empty-state__text{font-size:15px}.tabs{border-bottom:2px solid var(--color-border);gap:4px;margin-bottom:20px;display:flex;overflow-x:auto}.tabs__tab{color:var(--color-text-secondary);cursor:pointer;font-size:14px;font-weight:500;font-family:var(--font-sans);white-space:nowrap;background:0 0;border:none;border-bottom:2px solid #0000;margin-bottom:-2px;padding:10px 16px;transition:color .15s,border-color .15s}.tabs__tab:hover{color:var(--color-text)}.tabs__tab--active{color:var(--color-primary);border-bottom-color:var(--color-primary)}