/* Ultimate Student Toolkit - Main Styles */

/* Base Styles */
body {
    line-height: 1.6;
}

/* Form Elements */
.form-label {
    display: block;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: #374151;
}

.form-input {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #d1d5db;
    border-radius: 0.375rem;
    background-color: #f9fafb;
    color: #1f2937;
    transition: border-color 0.15s ease-in-out, box-shadow 0.15s ease-in-out;
}

.form-input:focus {
    border-color: #3b82f6;
    outline: none;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.25);
}

/* Buttons */
.btn-primary {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    font-weight: 600;
    color: #ffffff;
    text-align: center;
    border: none;
    border-radius: 0.375rem;
    cursor: pointer;
    transition: background-color 0.15s ease-in-out, transform 0.1s ease-in-out;
}

.btn-primary:hover {
    transform: translateY(-1px);
}

.btn-primary:active {
    transform: translateY(1px);
}

/* Tool Container */
.tool-container {
    background-color: #ffffff;
    border-radius: 0.5rem;
    box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    padding: 1.5rem;
    margin-bottom: 2rem;
}

.tool-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: #1f2937;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid #e5e7eb;
}

.tool-description {
    color: #4b5563;
}

/* Code Block */
.code-block {
    background-color: #1f2937;
    border-radius: 0.375rem;
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
    font-size: 0.875rem;
    color: #f9fafb;
}

/* Ad Containers */
.ad-container, .ad-sidebar {
    background-color: #f3f4f6;
    border-radius: 0.375rem;
    padding: 1rem;
    text-align: center;
    min-height: 90px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Flashcard Styles */
.perspective-1000 {
    perspective: 1000px;
}

.transform-style-preserve-3d {
    transform-style: preserve-3d;
}

.backface-hidden {
    backface-visibility: hidden;
}

.rotate-y-180 {
    transform: rotateY(180deg);
}

/* Flashcard Animation */
@keyframes cardFlip {
    0% { transform: rotateY(0deg); }
    100% { transform: rotateY(180deg); }
}

@keyframes cardFlipBack {
    0% { transform: rotateY(180deg); }
    100% { transform: rotateY(0deg); }
}

/* Responsive Adjustments */
@media (max-width: 768px) {
    .tool-container {
        padding: 1rem;
    }
    
    .btn-primary {
        width: 100%;
        margin-bottom: 0.5rem;
    }
}