:root { --brand-dark: #e64a19; --text-muted: #6c757d; --dark-bg: #1a1a2e; --dark-bg-secondary: #16213e; }
.error_page { font-family: var(--font-body); background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%); color: #111; font-size: 14px; line-height: 1.6; min-height: 100vh; display: flex; align-items: center; justify-content: center; position: relative; overflow: hidden; }
.error_page::before { content: ''; position: absolute; top: 0; left: 0; right: 0; bottom: 0; background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E"); opacity: 0.5; z-index: 0; }
a { text-decoration: none; color: inherit; transition: all 0.3s ease; }
.error-container { position: relative; z-index: 1; text-align: center; padding: 40px 20px; max-width: 700px; width: 100%; }
.error-number { position: relative; margin-bottom: 30px; }
.error-number h1 { font-family: var(--font-head); font-weight: 800; font-size: 180px; line-height: 1; color: transparent; background: linear-gradient(135deg, var(--brand-color) 0%, #ff8a65 50%, var(--brand-color) 100%); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; text-shadow: none; position: relative; animation: pulse 2s ease-in-out infinite; }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.8; } }
.error-number .error-icon { position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); width: 100px; height: 100px; background: rgba(255, 87, 34, 0.1); border-radius: 50%; display: flex; align-items: center; justify-content: center; animation: bounce 2s ease-in-out infinite; }
@keyframes bounce { 0%, 100% { transform: translate(-50%, -50%) scale(1); } 50% { transform: translate(-50%, -50%) scale(1.1); } }
.error-number .error-icon i { font-size: 40px; color: var(--brand-color); }
.error-content { margin-bottom: 40px; }
.error-content h2 { font-family: var(--font-head); font-weight: 800; font-size: 32px; color: #fff; margin-bottom: 15px; }
.error-content p { font-size: 16px; color: rgba(255, 255, 255, 0.7); max-width: 450px; margin: 0 auto; line-height: 1.8; }
.error-search { max-width: 500px; margin: 0 auto 40px; }
.error-search-box { display: flex; background: rgba(255, 255, 255, 0.1); border: 1px solid rgba(255, 255, 255, 0.15); border-radius: 50px; overflow: hidden; backdrop-filter: blur(10px); transition: all 0.3s ease; }
.error-search-box:focus-within { background: rgba(255, 255, 255, 0.15); border-color: var(--brand-color); box-shadow: 0 0 0 4px rgba(255, 87, 34, 0.2); }
.error-search-box input { flex: 1; padding: 16px 25px; border: none; background: transparent; font-size: 14px; font-family: var(--font-body); color: #fff; outline: none; }
.error-search-box input::placeholder { color: rgba(255, 255, 255, 0.5); }
.error-search-box button { padding: 16px 30px; background: var(--brand-color); border: none; color: #fff; font-size: 16px; cursor: pointer; transition: all 0.3s ease; }
.error-search-box button:hover { background: var(--brand-dark); }
.error-actions { display: flex; align-items: center; justify-content: center; gap: 15px; flex-wrap: wrap; margin-bottom: 50px; }
.btn-error { display: inline-flex; align-items: center; gap: 10px; padding: 15px 30px; border-radius: 50px; font-size: 14px; font-weight: 700; cursor: pointer; transition: all 0.3s ease; text-transform: uppercase; letter-spacing: 0.5px; }
.btn-error-primary { background: var(--brand-color); color: #fff; border: 2px solid var(--brand-color); }
.btn-error-primary:hover { background: var(--brand-dark); border-color: var(--brand-dark); transform: translateY(-3px); box-shadow: 0 10px 30px rgba(255, 87, 34, 0.4); color: #fff; }
.btn-error-secondary { background: transparent; color: #fff; border: 2px solid rgba(255, 255, 255, 0.3); }
.btn-error-secondary:hover { background: rgba(255, 255, 255, 0.1); border-color: rgba(255, 255, 255, 0.5); transform: translateY(-3px); color: #fff; }
.quick-links { margin-bottom: 40px; }
.quick-links h4 { font-family: var(--font-head); font-weight: 700; font-size: 14px; color: rgba(255, 255, 255, 0.5); text-transform: uppercase; letter-spacing: 2px; margin-bottom: 20px; }
.quick-links-list { display: flex; align-items: center; justify-content: center; gap: 10px; flex-wrap: wrap; }
.quick-link { padding: 10px 20px; background: rgba(255, 255, 255, 0.08); border: 1px solid rgba(255, 255, 255, 0.1); border-radius: 50px; color: rgba(255, 255, 255, 0.8); font-size: 13px; font-weight: 600; transition: all 0.3s ease; }
.quick-link:hover { background: var(--brand-color); border-color: var(--brand-color); color: #fff; transform: translateY(-2px); }
.quick-link i { margin-right: 8px; font-size: 12px; }
.error-footer { padding-top: 30px; border-top: 1px solid rgba(255, 255, 255, 0.1); }
.error-footer p { font-size: 13px; color: rgba(255, 255, 255, 0.5); margin-bottom: 15px; }
.error-footer .social-links { display: flex; align-items: center; justify-content: center; gap: 12px; }
.error-footer .social-link { width: 40px; height: 40px; border-radius: 50%; background: rgba(255, 255, 255, 0.08); border: 1px solid rgba(255, 255, 255, 0.1); display: flex; align-items: center; justify-content: center; color: rgba(255, 255, 255, 0.7); font-size: 16px; transition: all 0.3s ease; }
.error-footer .social-link:hover { background: var(--brand-color); border-color: var(--brand-color); color: #fff; transform: translateY(-3px); }
.floating-elements { position: absolute; top: 0; left: 0; width: 100%; height: 100%; pointer-events: none; overflow: hidden; z-index: 0; }
.floating-element { position: absolute; background: rgba(255, 87, 34, 0.1); border-radius: 50%; animation: float 6s ease-in-out infinite; }
.floating-element:nth-child(1) { width: 80px; height: 80px; top: 10%; left: 10%; animation-delay: 0s; }
.floating-element:nth-child(2) { width: 60px; height: 60px; top: 20%; right: 15%; animation-delay: 1s; }
.floating-element:nth-child(3) { width: 100px; height: 100px; bottom: 15%; left: 20%; animation-delay: 2s; }
.floating-element:nth-child(4) { width: 50px; height: 50px; bottom: 25%; right: 10%; animation-delay: 3s; }
.floating-element:nth-child(5) { width: 70px; height: 70px; top: 50%; left: 5%; animation-delay: 4s; }
@keyframes float { 0%, 100% { transform: translateY(0) rotate(0deg); opacity: 0.5; } 50% { transform: translateY(-20px) rotate(180deg); opacity: 0.8; } }
@media (max-width: 767px) {
.error-number h1 { font-size: 120px; }
.error-number .error-icon { width: 70px; height: 70px; }
.error-number .error-icon i { font-size: 28px; }
.error-content h2 { font-size: 24px; }
.error-content p { font-size: 14px; }
.error-search-box { flex-direction: column; border-radius: 16px; }
.error-search-box input { padding: 16px 20px; text-align: center; }
.error-search-box button { border-radius: 0 0 16px 16px; }
.error-actions { flex-direction: column; }
.btn-error { width: 100%; max-width: 280px; justify-content: center; }
.quick-links-list { gap: 8px; }
.quick-link { padding: 8px 16px; font-size: 12px; }
.floating-element { display: none; }
}
@media (max-width: 575px) {
.error-number h1 { font-size: 100px; }
.error-logo a { font-size: 22px; }
.error-content h2 { font-size: 20px; }
.error-container { padding: 30px 15px; }
}