/* PropagateGuide Styles */

:root {
    --color-primary: #2d5a27;
    --color-primary-light: #4a7c43;
    --color-primary-dark: #1e3d1a;
    --color-secondary: #7cb342;
    --color-accent: #a5d6a7;
    --color-background: #f5f9f4;
    --color-surface: #ffffff;
    --color-text: #2e2e2e;
    --color-text-light: #5a5a5a;
    --color-border: #d4e4d1;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 25px rgba(0,0,0,0.1);
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --max-width: 1200px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-background);
}

.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
header {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    color: white;
    padding: 60px 20px;
    text-align: center;
}

header h1 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 10px;
    letter-spacing: -0.5px;
}

header .tagline {
    font-size: 1.25rem;
    opacity: 0.9;
    font-weight: 300;
}

/* Navigation */
nav {
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow-sm);
}

nav ul {
    list-style: none;
    display: flex;
    justify-content: center;
    gap: 10px;
    padding: 15px 0;
    flex-wrap: wrap;
}

nav a {
    color: var(--color-primary);
    text-decoration: none;
    padding: 8px 20px;
    border-radius: var(--radius-md);
    font-weight: 500;
    transition: all 0.2s ease;
}

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

/* Main Content */
main {
    padding: 40px 20px;
}

section {
    margin-bottom: 60px;
}

h2 {
    font-size: 2rem;
    color: var(--color-primary);
    margin-bottom: 25px;
    padding-bottom: 10px;
    border-bottom: 3px solid var(--color-secondary);
}

h3 {
    font-size: 1.4rem;
    color: var(--color-primary-dark);
    margin-bottom: 15px;
}

h4 {
    font-size: 1.1rem;
    color: var(--color-text);
    margin: 20px 0 10px;
}

p {
    margin-bottom: 15px;
    color: var(--color-text-light);
}

/* Intro Section */
.intro-section {
    background: var(--color-surface);
    padding: 40px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.intro-section p {
    font-size: 1.1rem;
    max-width: 800px;
}

/* Method Grid */
.method-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
}

.method-card {
    background: var(--color-surface);
    padding: 30px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    border-left: 4px solid var(--color-secondary);
}

.method-card ul,
.method-card ol {
    margin: 15px 0;
    padding-left: 25px;
}

.method-card li {
    margin-bottom: 8px;
    color: var(--color-text-light);
}

.method-card .tip {
    background: var(--color-accent);
    padding: 15px;
    border-radius: var(--radius-md);
    margin-top: 20px;
    font-size: 0.95rem;
}

.method-card .tip a {
    color: var(--color-primary-dark);
    font-weight: 500;
}

/* Plant Grid */
.plant-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 25px;
}

.plant-card {
    background: var(--color-surface);
    padding: 30px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.plant-card h3 {
    padding-bottom: 10px;
    border-bottom: 2px solid var(--color-accent);
    margin-bottom: 20px;
}

.plant-card ol {
    margin: 15px 0;
    padding-left: 25px;
}

.plant-card li {
    margin-bottom: 10px;
    color: var(--color-text-light);
}

.plant-card a {
    color: var(--color-primary);
    text-decoration: none;
    border-bottom: 1px dotted var(--color-primary);
}

.plant-card a:hover {
    color: var(--color-primary-light);
}

.plant-card .note {
    background: #fff3cd;
    border-left: 4px solid #ffc107;
    padding: 15px;
    border-radius: var(--radius-sm);
    margin-top: 20px;
    font-size: 0.95rem;
}

/* Supply Grid */
.supply-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
}

.supply-card {
    background: var(--color-surface);
    padding: 30px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.supply-card h3 {
    color: var(--color-primary);
    margin-bottom: 15px;
}

.supply-card ul {
    margin: 15px 0;
    padding-left: 20px;
}

.supply-card li {
    margin-bottom: 10px;
    color: var(--color-text-light);
}

.product-rec {
    background: var(--color-background);
    padding: 15px;
    border-radius: var(--radius-md);
    margin-top: 20px;
    text-align: center;
}

.product-rec a {
    color: var(--color-primary);
    text-decoration: none;
    font-weight: 500;
    padding: 8px 16px;
    border: 2px solid var(--color-primary);
    border-radius: var(--radius-md);
    display: inline-block;
    margin: 5px;
    transition: all 0.2s ease;
}

.product-rec a:hover {
    background: var(--color-primary);
    color: white;
}

/* Tips Grid */
.tips-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
}

.tip-card {
    background: var(--color-surface);
    padding: 25px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border-top: 4px solid var(--color-secondary);
}

.tip-card h3 {
    font-size: 1.15rem;
    margin-bottom: 10px;
}

.tip-card p {
    font-size: 0.95rem;
    margin-bottom: 0;
}

/* Problem Grid (Troubleshooting) */
.problem-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 25px;
}

.problem-card {
    background: var(--color-surface);
    padding: 25px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border-left: 4px solid #e57373;
}

.problem-card h3 {
    color: #c62828;
    margin-bottom: 15px;
}

.problem-card ul {
    padding-left: 20px;
}

.problem-card li {
    margin-bottom: 8px;
    color: var(--color-text-light);
}

/* FAQ Section */
.faq-list {
    max-width: 800px;
}

.faq-item {
    background: var(--color-surface);
    margin-bottom: 10px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}

.faq-item summary {
    padding: 20px;
    cursor: pointer;
    font-weight: 600;
    color: var(--color-primary);
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.faq-item summary::-webkit-details-marker {
    display: none;
}

.faq-item summary::after {
    content: '+';
    font-size: 1.5rem;
    font-weight: 300;
    transition: transform 0.2s ease;
}

.faq-item[open] summary::after {
    transform: rotate(45deg);
}

.faq-item summary:hover {
    background: var(--color-background);
}

.faq-item p {
    padding: 0 20px 20px;
    margin: 0;
}

/* Footer */
footer {
    background: var(--color-primary-dark);
    color: white;
    padding: 40px 20px;
    text-align: center;
}

footer p {
    color: rgba(255,255,255,0.8);
    margin-bottom: 10px;
}

.affiliate-disclosure {
    font-size: 0.85rem;
    opacity: 0.7;
    max-width: 600px;
    margin: 0 auto;
}

/* Links in content */
a {
    color: var(--color-primary);
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

/* Responsive Design */
@media (max-width: 768px) {
    header {
        padding: 40px 20px;
    }

    header h1 {
        font-size: 2.2rem;
    }

    header .tagline {
        font-size: 1rem;
    }

    nav ul {
        gap: 5px;
    }

    nav a {
        padding: 8px 12px;
        font-size: 0.9rem;
    }

    h2 {
        font-size: 1.6rem;
    }

    .intro-section {
        padding: 25px;
    }

    .method-grid,
    .plant-grid,
    .supply-grid,
    .tips-grid,
    .problem-grid {
        grid-template-columns: 1fr;
    }

    .plant-grid {
        grid-template-columns: 1fr;
    }

    .method-card,
    .plant-card,
    .supply-card,
    .tip-card,
    .problem-card {
        padding: 20px;
    }
}

@media (max-width: 480px) {
    header h1 {
        font-size: 1.8rem;
    }

    .container {
        padding: 0 15px;
    }

    main {
        padding: 25px 15px;
    }

    section {
        margin-bottom: 40px;
    }
}

/* Print Styles */
@media print {
    nav {
        display: none;
    }

    header {
        background: none;
        color: black;
        padding: 20px 0;
    }

    .method-card,
    .plant-card,
    .supply-card,
    .tip-card,
    .problem-card {
        box-shadow: none;
        border: 1px solid #ccc;
        page-break-inside: avoid;
    }

    a {
        color: black;
    }

    .product-rec {
        display: none;
    }
}