/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --color-primary: #414066;
    --color-primary-darker: #343352;
    --color-green: #369391;
    --color-white: #fff;
    --color-offwhite: #f9fafb;
    --color-lightgray: #faf8f5;
    --color-black: #4b5563;
    --border-gray: #e2e8f0;
}

body {
    font-family: "Inter", sans-serif;
    line-height: 1.6;
    color: var(--color-black);
    background-color: var(--color-offwhite);
}

/* Header */
.header {
    background-color: var(--color-primary);
    color: var(--color-white);
    padding: 2rem 1rem;
    text-align: center;
}

.header .container {
    max-width: 800px;
    margin: 0 auto;
}

.logo {
    height: 50px;
    margin-bottom: 1.5rem;
}

.header h1 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    line-height: 1.2;
}

.subtitle {
    font-size: 1.1rem;
    opacity: 0.9;
    font-weight: 400;
}

.back-link {
    display: inline-block;
    color: var(--color-white);
    text-decoration: none;
    font-size: 0.9rem;
    margin-bottom: 1rem;
    opacity: 0.9;
    transition: opacity 0.2s;
}

.back-link:hover {
    opacity: 1;
}

/* Container */
.container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 1rem;
}

/* Main Content */
main {
    padding: 2rem 1rem;
}

.intro {
    background-color: var(--color-white);
    padding: 1.5rem;
    border-radius: 8px;
    margin-bottom: 2rem;
    border-left: 4px solid var(--color-green);
}

.intro p {
    font-size: 1.1rem;
    color: var(--color-black);
}

/* Sections */
.resources {
    margin-bottom: 3rem;
}

.resources h2 {
    font-size: 1.75rem;
    color: var(--color-primary);
    margin-bottom: 1rem;
    font-weight: 600;
}

.section-intro {
    color: var(--color-black);
    margin-bottom: 1.5rem;
}

/* Cards */
.card {
    background-color: var(--color-white);
    border: 1px solid var(--border-gray);
    border-radius: 8px;
    padding: 1.5rem;
    margin-bottom: 1rem;
}

.card h3 {
    font-size: 1.25rem;
    color: var(--color-primary);
    margin-bottom: 0.75rem;
    font-weight: 600;
}

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

.card.highlight {
    border-left: 4px solid var(--color-green);
    background-color: #f0fdf4;
}

/* Download Links */
.download-links {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 1rem;
}

.note {
    font-size: 0.9rem;
    font-style: italic;
    color: var(--color-black);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.2s ease;
    cursor: pointer;
    border: none;
    font-size: 1rem;
}

.btn-primary {
    background-color: var(--color-green);
    color: var(--color-white);
}

.btn-primary:hover {
    background-color: #2c7a75;
}

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

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

.btn-link {
    background-color: transparent;
    color: var(--color-green);
    border: 1px solid var(--color-green);
}

.btn-link:hover {
    background-color: var(--color-green);
    color: var(--color-white);
}

/* Code Blocks */
.code-block {
    position: relative;
    background-color: #1e293b;
    border-radius: 6px;
    padding: 1rem;
    margin: 1rem 0;
}

.code-block pre {
    margin: 0;
    white-space: pre-wrap;
    word-wrap: break-word;
}

.code-block code {
    color: #e2e8f0;
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
    font-size: 0.9rem;
    line-height: 1.5;
}

.copy-btn {
    display: block;
    margin-top: 0.75rem;
    background-color: var(--color-green);
    color: var(--color-white);
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    font-size: 0.85rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.copy-btn:hover {
    background-color: #2c7a75;
}

.copy-btn.copied {
    background-color: #22c55e;
}

/* Lists */
.link-list {
    list-style: none;
    padding-left: 0;
}

.link-list li {
    margin-bottom: 0.5rem;
}

.link-list a {
    color: var(--color-green);
    text-decoration: none;
    font-weight: 500;
}

.link-list a:hover {
    color: #2c7a75;
    text-decoration: underline;
}

.checklist {
    list-style: none;
    padding-left: 0;
}

.checklist li {
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--border-gray);
    font-size: 1.05rem;
}

.checklist li:last-child {
    border-bottom: none;
}

.checklist strong {
    color: var(--color-primary);
}

/* Contact Section */
.contact .card {
    text-align: center;
}

.contact p {
    margin-bottom: 0.5rem;
}

.contact a {
    color: var(--color-green);
    text-decoration: none;
    font-weight: 500;
}

.contact a:hover {
    color: #2c7a75;
    text-decoration: underline;
}

.hashtags {
    color: var(--color-black);
    font-style: italic;
    margin-top: 1rem;
}

/* Footer */
.footer {
    background-color: var(--color-primary);
    color: var(--color-white);
    padding: 2rem 1rem;
    text-align: center;
    margin-top: 3rem;
}

.footer a {
    color: var(--color-green);
    text-decoration: none;
}

.footer a:hover {
    color: var(--color-white);
}

/* Responsive Design */
@media (max-width: 768px) {
    .header h1 {
        font-size: 1.5rem;
    }

    .subtitle {
        font-size: 1rem;
    }

    .logo {
        height: 40px;
    }

    .download-links {
        flex-direction: column;
    }

    .btn {
        width: 100%;
        text-align: center;
    }

    .copy-btn {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .header h1 {
        font-size: 1.25rem;
    }

    .resources h2 {
        font-size: 1.5rem;
    }

    .card h3 {
        font-size: 1.1rem;
    }
}