/* Main Styles */

/* Enhanced cosmic effects */
.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(
        ellipse at center,
        rgba(59, 130, 246, 0.1) 0%,
        rgba(139, 92, 246, 0.05) 30%,
        transparent 70%
    );
    pointer-events: none;
    z-index: 1;
}

/* Floating particles animation */
@keyframes float {
    0%, 100% {
        transform: translateY(0px) rotate(0deg);
        opacity: 0.6;
    }
    50% {
        transform: translateY(-20px) rotate(180deg);
        opacity: 1;
    }
}

/* Enhanced form styling */
.form-input[type="date"] {
    position: relative;
}

.form-input[type="date"]::-webkit-calendar-picker-indicator {
    background: transparent;
    bottom: 0;
    color: transparent;
    cursor: pointer;
    height: auto;
    left: 0;
    position: absolute;
    right: 0;
    top: 0;
    width: auto;
}

.form-input[type="date"]::-webkit-inner-spin-button,
.form-input[type="date"]::-webkit-clear-button {
    display: none;
}

/* Button ripple effect */
.btn-primary::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn-primary:active::before {
    width: 300px;
    height: 300px;
}

/* Result animations */
.result-container.show {
    animation: slideInUp 0.8s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

/* Loading state */
.loading {
    position: relative;
    pointer-events: none;
    opacity: 0.7;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid transparent;
    border-top: 2px solid var(--color-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Error and success states */
.error {
    color: #ef4444;
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    padding: var(--space-md);
    border-radius: var(--radius-md);
    margin-top: var(--space-md);
    font-size: var(--font-size-sm);
}

.success {
    color: #10b981;
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.3);
    padding: var(--space-md);
    border-radius: var(--radius-md);
    margin-top: var(--space-md);
    font-size: var(--font-size-sm);
}

/* Accessibility improvements */
.btn-primary:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

.form-input:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* High contrast mode */
@media (prefers-contrast: high) {
    .calculator-card {
        border: 2px solid var(--color-text-primary);
    }

    .form-input {
        border: 2px solid var(--color-text-secondary);
    }

    .btn-primary {
        border: 2px solid var(--color-text-primary);
    }
}

/* Print styles */
@media print {
    .cosmic-background {
        display: none;
    }

    body {
        background: white !important;
        color: black !important;
    }

    .calculator-card {
        background: white !important;
        border: 1px solid black !important;
        box-shadow: none !important;
    }
}