/* --- DUKE STYLE THEME --- */

/* 1. DEFINE COLOR & FONT VARIABLES */
:root {
    /* Dark Mode (Default) */
    --bg-color: #1a1a1a;
    --surface-color: #252525;
    --border-color: #3f3f3f;
    --text-primary: #ffffff;
    --text-secondary: #a3a3a3;
    --accent-primary: #ffcc00;
    --accent-primary-hover: #e6b800;
    --shadow-color: rgba(0, 0, 0, 0.3);

    /* Typography */
    --font-heading: 'Poppins', sans-serif;
    --font-body: 'Inter', sans-serif;
}

body.light-mode {
    --bg-color: #f7f7f7;
    --surface-color: #ffffff;
    --border-color: #e5e5e5;
    --text-primary: #1a1a1a;
    --text-secondary: #525252;
    --shadow-color: rgba(0, 0, 0, 0.08);
}

/* 2. APPLY BASE STYLES */
body {
    font-family: var(--font-body);
    background-color: var(--bg-color);
    color: var(--text-secondary);
    transition: background-color 0.3s ease, color 0.3s ease;
}

h1, h2, h3, h4, h5, h6, .font-bold {
    font-family: var(--font-heading);
    color: var(--text-primary);
    font-weight: 600;
}

/* 3. COMPONENT STYLES */
.main-nav {
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 1rem;
}
.nav-link {
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 1.125rem; /* text-lg */
    color: var(--text-secondary);
    padding: 0.5rem 1rem;
    border-radius: 9999px;
    transition: all 0.2s ease;
}
.nav-link:hover {
    color: var(--text-primary);
}
.nav-link.active {
    background-color: var(--accent-primary);
    color: #1a1a1a;
}

.search-filter-box {
    background-color: var(--surface-color);
    border: 1px solid var(--border-color);
}
.search-input, .rank-select {
    background-color: var(--bg-color);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
}
.search-input::placeholder { color: var(--text-secondary); }
.search-button {
    background-color: var(--accent-primary);
    color: #1a1a1a;
}
.search-button:hover { background-color: var(--accent-primary-hover); }

#paddles-container {
    border: 1px solid var(--border-color);
}
#paddles-table-body tr {
    border-bottom: 1px solid var(--border-color);
    transition: background-color 0.2s ease;
}
#paddles-table-body tr:hover {
    background-color: var(--surface-color);
}
th {
    color: var(--text-primary);
    font-family: var(--font-heading);
}

.pdp-section {
    background-color: var(--surface-color);
    border: 1px solid var(--border-color);
}
.pdp-image-container {
    background-color: var(--surface-color);
}
.spec-bar-bg { background-color: var(--bg-color); border: 1px solid var(--border-color); }
.spec-bar-fill { background-color: var(--accent-primary); }
.spec-item-row { border-bottom: 1px solid var(--border-color); }

.cta-primary {
    background-color: var(--accent-primary);
    color: #1a1a1a;
    font-family: var(--font-heading);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    transition: background-color 0.2s ease;
}
.cta-primary:hover { background-color: var(--accent-primary-hover); }

.cta-secondary {
    background-color: transparent;
    color: var(--text-primary);
    border: 2px solid var(--accent-primary);
    font-family: var(--font-heading);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    transition: background-color 0.2s ease, color 0.2s ease;
}
.cta-secondary:hover {
    background-color: var(--accent-primary);
    color: #1a1a1a;
}

.discount-text { color: var(--accent-primary); }
.copy-btn-footnote {
    background: none;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 0.75rem;
    transition: all 0.2s ease;
    vertical-align: middle;
}
.copy-btn-footnote:hover {
    background-color: var(--surface-color);
    color: var(--text-primary);
}

#theme-toggle-btn {
    background-color: var(--surface-color);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
    box-shadow: 0 4px 14px 0 var(--shadow-color);
    transition: transform 0.2s ease-in-out, box-shadow 0.2s ease-in-out, color 0.2s ease-in-out;
}
#theme-toggle-btn:hover {
    transform: translateY(-2px);
    color: var(--text-primary);
    box-shadow: 0 6px 20px 0 var(--shadow-color);
}
#theme-toggle-btn svg { display: none; }

.view { display: none; }
.view.active { display: block; }

/* Star Rating Styles */
.star-rating { display: inline-flex; }
.star { width: 1.25rem; height: 1.25rem; position: relative; }
.star svg { width: 100%; height: 100%; }
.star.filled { color: var(--accent-primary); }
.star.empty { color: var(--border-color); }
.star.half { position: relative; color: var(--accent-primary); }
.star.half::before { content: ''; position: absolute; top: 0; left: 0; height: 100%; width: 100%; background-color: var(--border-color); clip-path: inset(0 0 0 50%); }

/* Blog Styles */
.article-card {
    background-color: var(--surface-color);
    border: 1px solid var(--border-color);
    transition: transform 0.2s ease-in-out, box-shadow 0.2s ease-in-out;
}
.article-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 25px 0 var(--shadow-color);
}
.article-content h1, .article-content h2, .article-content h3 {
    margin-top: 1.5em;
    margin-bottom: 0.5em;
    line-height: 1.2;
}
.article-content p {
    margin-bottom: 1em;
    line-height: 1.7;
}
.article-content ul, .article-content ol {
    margin-left: 1.5rem;
    margin-bottom: 1em;
    list-style-position: outside;
}
.article-content li {
    margin-bottom: 0.5em;
}
.article-content a {
    color: var(--accent-primary);
    text-decoration: underline;
}