/* ==========================================================================
   Exca Documentation – Custom Styles (PyData Sphinx Theme)
   ========================================================================== */

/* ---------- Brand colors ---------- */
:root {
    --exca-primary: #4361ee;
    --exca-primary-light: #7b8ff5;
    --exca-primary-dark: #2b47c7;
    --exca-accent: #f72585;
    --exca-bg-light: #f8f9fa;
    --exca-card-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
}

html[data-theme="dark"] {
    --exca-primary: #7b8ff5;
    --exca-primary-dark: #4361ee;
    --exca-bg-light: #1a1a2e;
    --exca-card-shadow: 0 2px 12px rgba(0, 0, 0, 0.3);
}

/* ---------- Hero landing section ---------- */
.hero-banner {
    background: linear-gradient(135deg, var(--exca-primary) 0%, var(--exca-primary-dark) 100%);
    border-radius: 16px;
    padding: 3rem 2.5rem;
    margin-bottom: 2.5rem;
    color: #fff;
    text-align: center;
}

html[data-theme="dark"] .hero-banner {
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    border: 1px solid rgba(123, 143, 245, 0.3);
}

.hero-banner h1 {
    font-size: 2.6rem;
    font-weight: 700;
    margin-bottom: 0.6rem;
    color: #fff;
}

.hero-banner p {
    font-size: 1.15rem;
    opacity: 0.92;
    max-width: 650px;
    margin: 0 auto 1.5rem;
    line-height: 1.6;
    color: #fff;
}

.hero-banner .sd-btn-primary {
    background-color: #fff;
    color: var(--exca-primary-dark);
    border: none;
    font-weight: 600;
    padding: 0.6rem 1.8rem;
    border-radius: 8px;
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.hero-banner .sd-btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
}

.hero-banner .sd-btn-outline-light {
    border-color: rgba(255, 255, 255, 0.6);
    color: #fff;
    font-weight: 600;
    padding: 0.6rem 1.8rem;
    border-radius: 8px;
}

.hero-banner .sd-btn-outline-light:hover {
    background-color: rgba(255, 255, 255, 0.12);
}

/* ---------- Feature cards ---------- */
.sd-card {
    border-radius: 12px !important;
    border: 1px solid rgba(0, 0, 0, 0.06) !important;
    box-shadow: var(--exca-card-shadow) !important;
    transition: transform 0.2s ease, box-shadow 0.2s ease !important;
    overflow: hidden;
}

.sd-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 6px 24px rgba(0, 0, 0, 0.12) !important;
}

html[data-theme="dark"] .sd-card {
    border: 1px solid rgba(255, 255, 255, 0.08) !important;
}

html[data-theme="dark"] .sd-card:hover {
    box-shadow: 0 6px 24px rgba(0, 0, 0, 0.3) !important;
}

.sd-card .sd-card-header {
    font-weight: 600;
    font-size: 1.1rem;
    padding: 1.2rem 1.5rem 0.6rem;
    border-bottom: none !important;
    background: transparent !important;
}

.sd-card .sd-card-body {
    padding: 0.6rem 1.5rem 1.5rem;
}

.sd-card .sd-card-footer {
    padding: 0 1.5rem 1.2rem;
    border-top: none !important;
    background: transparent !important;
}

/* ---------- Section headers ---------- */
.section-header {
    text-align: center;
    margin: 2.5rem 0 1.5rem;
}

.section-header h2 {
    font-weight: 700;
    color: var(--exca-primary);
}

html[data-theme="dark"] .section-header h2 {
    color: var(--exca-primary);
}

.section-header p {
    max-width: 600px;
    margin: 0 auto;
    opacity: 0.8;
}

/* ---------- Install snippet ---------- */
.install-snippet {
    text-align: center;
    margin: 1.5rem 0 2rem;
}

.install-snippet code {
    font-size: 1.05rem;
    background: var(--exca-bg-light);
    padding: 0.6rem 1.6rem;
    border-radius: 8px;
    border: 1px solid rgba(0, 0, 0, 0.08);
    letter-spacing: 0.02em;
}

html[data-theme="dark"] .install-snippet code {
    border-color: rgba(255, 255, 255, 0.1);
}

/* ---------- Comparison table ---------- */
.comparison-table table {
    border-collapse: separate;
    border-spacing: 0;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--exca-card-shadow);
    width: 100%;
    margin: 1.5rem 0;
}

.comparison-table th {
    background: var(--exca-primary) !important;
    color: #fff !important;
    font-weight: 600;
    padding: 0.8rem 1rem;
}

.comparison-table td {
    padding: 0.7rem 1rem;
}

.comparison-table tr:nth-child(even) td {
    background: var(--exca-bg-light);
}

/* ---------- Quick links strip ---------- */
.quick-links {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
    margin: 1.5rem 0 2rem;
}

.quick-links a {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.5rem 1.2rem;
    border-radius: 8px;
    font-weight: 500;
    text-decoration: none;
    background: var(--exca-bg-light);
    border: 1px solid rgba(0, 0, 0, 0.06);
    transition: all 0.15s ease;
}

.quick-links a:hover {
    background: var(--exca-primary);
    color: #fff;
    border-color: var(--exca-primary);
}

html[data-theme="dark"] .quick-links a {
    border-color: rgba(255, 255, 255, 0.1);
}

/* ---------- Misc polish ---------- */
.bd-main .bd-content .bd-article-container {
    max-width: 960px;
}

/* Code block styling */
div.highlight {
    border-radius: 8px;
    overflow: hidden;
}

.copy-button {
    border-radius: 6px !important;
}

/* Badge-style feature labels */
.feature-badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 50px;
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.03em;
    text-transform: uppercase;
}

.feature-badge-cache {
    background: rgba(67, 97, 238, 0.12);
    color: var(--exca-primary);
}

.feature-badge-cluster {
    background: rgba(247, 37, 133, 0.12);
    color: var(--exca-accent);
}

.feature-badge-config {
    background: rgba(76, 175, 80, 0.12);
    color: #2e7d32;
}

/* ---------- Logo in navbar ---------- */
.navbar-brand img {
    max-height: 40px;
}

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}