/* Teacher Tools Directory - Main Stylesheet */

:root {
    --primary-color: #1F6FB2;
    --primary-dark: #165A8F;
    --secondary-color: #17d162;
    --secondary-light: #1df774;
    --text-color: #1f2937;
    --text-light: #6b7280;
    --border-color: #e5e7eb;
    --bg-light: #f9fafb;
    --bg-white: #ffffff;
    --accent-green: #4A7C59;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background: var(--bg-white);
}

article h2 {
    margin-top: 1em;
}

article ul, article ol {
    margin-left: 1.5em;
}

article footer {
    background: none;
    color: black !important;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

main > .container {
    padding-top: 1rem;
}

main .container h2 {
    color: #1369a8;
    margin-top: 1em;
}

/* Header */
header {
    background: var(--bg-white);
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    text-decoration: none;
}

nav ul {
    display: flex;
    list-style: none;
    gap: 2rem;
}

nav a {
    color: var(--text-color);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s;
}

nav a:hover {
    color: var(--primary-color);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #301fb2 0%, var(--primary-dark) 100%);
    color: white;
    padding: 4rem 0;
    text-align: center;
}

.hero h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.hero p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

/* Search Bar */
.search-bar {
    max-width: 600px;
    margin: 0 auto;
}

.search-bar form {
    display: flex;
    gap: 0.5rem;
}

.search-bar input {
    flex: 1;
    padding: 0.75rem 1rem;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
}

.search-bar button {
    padding: 0.75rem 1.5rem;
    background: var(--secondary-color);
    color: white;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s;
}

.search-bar button:hover {
    background: var(--secondary-light);
}

/* Main Content */

.section {
    margin-bottom: 4rem;
}

.section-title {
    font-size: 2rem;
    margin-bottom: 1.5rem;
    color: var(--text-color);
}

/* Grid Layouts */
.grid {
    display: grid;
    gap: 1.5rem;
}

.grid-2 {
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
}

.grid-3 {
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
}

.grid-4 {
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
}

/* Cards */
.card {
    background: linear-gradient(135deg, #ffffff 0%, #f0f8ff 100%);
    border: 2px solid transparent;
    border-radius: 12px;
    padding: 1.5rem;
    transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
    position: relative;
    overflow: hidden;
}

.card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color) 0%, var(--secondary-color) 100%);
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
    border-color: var(--primary-color);
}

.card h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    color: var(--text-color);
}

.card p {
    color: var(--text-light);
    margin-bottom: 1rem;
}

.card a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
}

.card a:hover {
    text-decoration: underline;
}

/* Category Tiles */
.category-tile {
    background: var(--bg-light);
    border: 2px solid var(--border-color);
    border-radius: 12px;
    padding: 2rem;
    text-align: center;
    text-decoration: none;
    color: var(--text-color);
    transition: all 0.2s;
}

.category-tile:hover {
    border-color: var(--primary-color);
    background: var(--bg-white);
    transform: translateY(-4px);
}

.category-tile h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

/* Tool Page */
.tool-header {
    margin-bottom: 2rem;
}

.tool-header h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.tool-description {
    font-size: 1.125rem;
    color: var(--text-light);
    margin-bottom: 2rem;
    line-height: 1.8;
}

.tool-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

@media (min-width: 768px) {
    .tool-content.with-sidebar {
        grid-template-columns: 2fr 1fr;
    }
}

/* Generator Form */
.generator-form {
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 2rem;
    margin-bottom: 2rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-color);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 1rem;
    font-family: inherit;
}

.form-group textarea {
    min-height: 120px;
    resize: vertical;
}

.form-group small {
    display: block;
    margin-top: 0.25rem;
    color: var(--text-light);
    font-size: 0.875rem;
}

.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    transition: background 0.2s;
}

.btn:hover {
    background: var(--primary-dark);
}

.btn-secondary {
    background: var(--secondary-color);
}

.btn-secondary:hover {
    background: var(--secondary-light);
}

/* Output Area */
.output-area {
    background: var(--bg-white);
    border: 2px solid var(--border-color);
    border-radius: 12px;
    padding: 2rem;
    margin-bottom: 2rem;
}

.output-controls {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.print-area {
    background: white;
    padding: 2rem;
    border: 1px solid var(--border-color);
    border-radius: 8px;
}

/* FAQ Section */
section.faq {
    background: #d7e2eb;
    padding: .5em 2em;
    border-radius: 1em;
}

.faq-item {
    margin-bottom: 1.5rem;
}

.faq-item h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    color: var(--text-color);
}

.faq-item p {
    color: var(--text-light);
    line-height: 1.8;
}

/* Footer */
footer {
    background: var(--text-color);
    color: white;
    padding: 3rem 0 1rem;
    margin-top: 4rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h4 {
    margin-bottom: 1rem;
}

.footer-section ul {
    list-style: none;
}

.footer-section a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    line-height: 2;
}

.footer-section a:hover {
    color: white;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 1rem;
    text-align: center;
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.875rem;
}

.footer-bottom a {
    color: white !important;
}

/* Responsive */
@media (max-width: 768px) {
    nav ul {
        gap: 1rem;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    .section-title {
        font-size: 1.5rem;
    }
}

/* Print Styles */
@media print {
    header, nav, footer, .generator-form, .output-controls, .btn {
        display: none !important;
    }
    
    .print-area {
        border: none;
        padding: 0;
    }
    
    body {
        background: white;
    }
    
    @page {
        margin: 1cm;
    }
}