.error-page{background:var(--color-bg,#f3f4f6);justify-content:center;align-items:center;min-height:100vh;padding:24px;font-family:Inter,sans-serif;display:flex;position:relative;overflow:hidden}.error-page__bg-circle{opacity:.08;filter:blur(80px);pointer-events:none;border-radius:50%;position:absolute}.error-page__bg-circle--1{width:500px;height:500px;top:-150px;right:-100px}.error-page__bg-circle--2{width:350px;height:350px;bottom:-100px;left:-80px}.error-page__card{z-index:1;background:var(--color-surface,#fff);text-align:center;border:1px solid var(--color-border,#0000000f);border-radius:24px;width:100%;max-width:480px;padding:48px 52px;animation:.4s cubic-bezier(.22,1,.36,1) error-slide-up;position:relative;box-shadow:0 4px 6px #0000000a,0 20px 60px #00000014}@keyframes error-slide-up{0%{opacity:0;transform:translateY(24px)scale(.97)}to{opacity:1;transform:translateY(0)scale(1)}}.error-page__emoji{border-radius:50%;justify-content:center;align-items:center;width:80px;height:80px;margin:0 auto 20px;font-size:2.2rem;animation:.6s cubic-bezier(.22,1,.36,1) .15s both error-bounce;display:flex}@keyframes error-bounce{0%{opacity:0;transform:scale(.5)}to{opacity:1;transform:scale(1)}}.error-page__code{letter-spacing:-4px;opacity:.9;margin-bottom:8px;font-size:5rem;font-weight:900;line-height:1}.error-page__title{color:var(--color-text,#111827);margin:0 0 10px;font-size:1.4rem;font-weight:800}.error-page__desc{color:var(--color-text-muted,#6b7280);margin:0 0 32px;font-size:.93rem;line-height:1.6}.error-page__actions{flex-wrap:wrap;justify-content:center;gap:12px;display:flex}.error-page__btn{cursor:pointer;border:none;border-radius:12px;align-items:center;gap:6px;padding:10px 22px;font-size:.88rem;font-weight:700;text-decoration:none;transition:all 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.error-page{background:var(--color-bg)}[data-theme=dark] .error-page__card{background:var(--color-surface)}@media (width<=480px){.error-page__card{padding:36px 28px}.error-page__code{font-size:4rem}}.btn{border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-base);justify-content:center;align-items:center;gap:var(--spacing-2);white-space:nowrap;border:1px solid #0000;font-family:inherit;font-weight:500;display:inline-flex}.btn:disabled{opacity:.6;cursor:not-allowed}.btn-sm{padding:var(--spacing-1) var(--spacing-3);font-size:.875rem}.btn-md{padding:var(--spacing-2) var(--spacing-4);font-size:1rem}.btn-lg{padding:var(--spacing-3) var(--spacing-6);font-size:1.125rem}.btn-full-width{width:100%}.btn-primary{background:linear-gradient(135deg, var(--color-primary), 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var(--color-secondary));color:#fff;flex-shrink:0;justify-content:center;align-items:center;width:2rem;height:2rem;font-size:.75rem;font-weight:700;display:flex}.header-user-info{flex-direction:column;align-items:flex-start;line-height:1.2;display:flex}.header-user-name{text-overflow:ellipsis;white-space:nowrap;max-width:120px;font-size:.8rem;font-weight:600;overflow:hidden}.header-user-role{color:var(--color-text-secondary);font-size:.7rem}.header-chevron{transition:transform var(--transition-base);color:var(--color-text-secondary)}.header-chevron.open{transform:rotate(180deg)}.header-dropdown{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);z-index:200;min-width:180px;padding:.375rem;animation:.15s dropdown-in;position:absolute;top:calc(100% + .5rem);right:0;box-shadow:0 8px 30px #0000001f}@keyframes 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.2s;display:flex}.footer-social-icon:hover{color:#fff;background:#fff3;transform:translateY(-2px)}.footer-title{margin-bottom:var(--spacing-4);color:#fff;font-size:1rem;font-weight:700}.footer-links{gap:var(--spacing-3);flex-direction:column;list-style:none;display:flex}.footer-links a{color:#ffffff8c;font-size:.9rem;transition:color .2s}.footer-links a:hover{color:#fff}.footer-bottom{padding-top:var(--spacing-5);padding-bottom:var(--spacing-5);text-align:center;color:#fff6;border-top:1px solid #ffffff1a;font-size:.8rem}.footer-bottom-content{gap:var(--spacing-1);flex-direction:column;align-items:center;display:flex}.footer-hotline{color:#ffffffa6;align-items:center;gap:4px;font-size:.85rem;font-weight:600;display:flex}@media (width<=767px){.footer-brand{text-align:center;flex-direction:column;align-items:center;display:flex}.footer-social{justify-content:center}.footer-description{text-align:center;margin:0 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