/* Additional UI Polish and Loading States */

/* Button Loading State */
.btn.loading {
    position: relative;
    color: transparent;
    pointer-events: none;
}

.btn.loading::after {
    content: "";
    position: absolute;
    width: 16px;
    height: 16px;
    top: 50%;
    left: 50%;
    margin-left: -8px;
    margin-top: -8px;
    border: 2px solid #ffffff;
    border-radius: 50%;
    border-top-color: transparent;
    animation: spinner 0.6s linear infinite;
}

@keyframes spinner {
    to {transform: rotate(360deg);}
}

/* Smooth Transitions */
.wizard-step {
    transition: opacity 0.3s ease-in-out, transform 0.3s ease-in-out;
}

.wizard-step:not(.active) {
    opacity: 0;
    transform: translateX(-20px);
    pointer-events: none;
}

.wizard-step.active {
    opacity: 1;
    transform: translateX(0);
}

/* Card Hover Effects */
.card, .solution-card, .env-card, .industry-card {
    transition: all 0.2s ease;
}

.card:hover, .solution-card:hover, .env-card:hover, .industry-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
}

.card:active, .solution-card:active, .env-card:active, .industry-card:active {
    transform: translateY(-2px);
}

/* Selection Animation */
.card.selected, .solution-card.selected, .env-card.selected, .industry-card.selected {
    animation: selectPulse 0.3s ease;
}

@keyframes selectPulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

/* Smooth Scrolling */
html {
    scroll-behavior: smooth;
}

/* Input Focus States */
input:focus, select:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
    border-color: var(--primary-color);
}

/* Error State Animation */
.form-error {
    animation: shake 0.4s ease;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-10px); }
    75% { transform: translateX(10px); }
}

/* Success Checkmark Animation */
.success-checkmark {
    animation: scaleIn 0.5s ease;
}

@keyframes scaleIn {
    0% {
        transform: scale(0);
        opacity: 0;
    }
    50% {
        transform: scale(1.2);
    }
    100% {
        transform: scale(1);
        opacity: 1;
    }
}

/* Progress Indicator */
.step-progress {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin: 20px 0;
}

.step-indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--border-color);
    transition: all 0.3s ease;
}

.step-indicator.active {
    background: var(--primary-color);
    transform: scale(1.3);
}

.step-indicator.completed {
    background: var(--success-color);
}

/* Tooltip Enhancement */
[title] {
    position: relative;
}

/* Improved Disabled State */
.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none !important;
}

/* Loading Overlay */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

.loading-overlay.active {
    display: flex;
}

.loading-spinner {
    width: 60px;
    height: 60px;
    border: 4px solid rgba(255, 255, 255, 0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: spinner 0.8s linear infinite;
}

/* Form Validation Visual Feedback */
input.valid {
    border-color: var(--success-color);
}

input.invalid {
    border-color: var(--error-color);
}

/* Badge Pulse Animation */
.badge-new {
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.6;
    }
}

/* Smooth Panel Expansion */
.panel-expandable {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease-in-out;
}

.panel-expandable.expanded {
    max-height: 2000px;
}

/* Dark Mode Transition */
* {
    transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

/* Skip transitions for certain elements */
.no-transition,
.no-transition * {
    transition: none !important;
}