/* =============================================================================
   lib/styles/pages/not_found_page.css — Filtra-Core 404 Page
   ============================================================================= */

.not-found-page { min-height: 100vh; display: flex; flex-direction: column; background: #F3F4F6; }

.not-found-page__main { flex: 1; margin-top: 64px; padding: 32px 24px; text-align: center; }
.not-found-page__container { max-width: 800px; margin: 0 auto; padding: 48px 0; }

/* Industrial Gear Illustration Placeholder */
.not-found-page__illustration {
    width: min(400px, 60vw);
    height: min(300px, 45vw);
    margin: 0 auto 48px auto;
    background: 
        radial-gradient(circle at 30% 30%, rgba(245, 158, 11, 0.2) 10%, transparent 20%),
        radial-gradient(circle at 70% 20%, rgba(0, 180, 216, 0.15) 8%, transparent 18%),
        linear-gradient(145deg, #0A192F 0%, #112B4F 100%);
    border-radius: 8px;
    position: relative;
    box-shadow: 0 20px 40px rgba(10, 25, 47, 0.2);
}

.not-found-page__illustration::before {
    content: ''; position: absolute; top: 25%; left: 50%; transform: translateX(-50%);
    width: 100px; height: 100px;
    background: conic-gradient(from 0deg, var(--color-gold, #F59E0B), #D97706, var(--color-gold, #F59E0B));
    border-radius: 50%;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.4), inset 0 2px 4px rgba(255, 255, 255, 0.2);
    animation: fc-spin 10s linear infinite;
}

.not-found-page__illustration::after {
    content: '⚙️'; position: absolute; top: 28%; left: 45%; font-size: 3rem;
    animation: fc-float 3s ease-in-out infinite;
}

@keyframes fc-spin { 100% { transform: translateX(-50%) rotate(360deg); } }
@keyframes fc-float { 0%, 100% { transform: translateY(0px); } 50% { transform: translateY(-8px); } }

.not-found-page__content { margin-bottom: 48px; }

.not-found-page__title {
    font-family: var(--font-heading, 'Inter', sans-serif);
    font-size: clamp(48px, 8vw, 80px);
    font-weight: 800;
    color: var(--color-primary, #0A192F);
    margin: 0 0 24px 0;
    line-height: 1;
}

.not-found-page__subtitle {
    font-family: var(--font-sans, 'Inter', sans-serif);
    font-size: clamp(20px, 4vw, 24px);
    color: #374151;
    font-weight: 600;
    margin: 0 auto 12px auto;
    max-width: 500px;
}

.not-found-page__hint { font-size: 18px; color: #6B7280; margin: 0 auto 48px auto; max-width: 500px; }
.not-found-page__cta-wrapper { margin-top: 32px; }

.not-found-page .btn--primary { min-height: 56px; padding-left: 48px; padding-right: 48px; font-size: 18px; font-weight: 600; }

@media (min-width: 640px) { .not-found-page__main { padding-left: 48px; padding-right: 48px; } .not-found-page__container { padding-top: 64px; padding-bottom: 64px; } }
@media (min-width: 1024px) { .not-found-page__main { padding-top: 64px; padding-bottom: 64px; } .not-found-page__illustration { width: 400px; height: 300px; } .not-found-page__cta-wrapper { max-width: 300px; margin: 48px auto 0 auto; } }
@media (prefers-reduced-motion: reduce) { .not-found-page__illustration::after, .not-found-page__illustration::before { animation: none; } }