/* Info pages: FAQ, Compatibility, How-to, Support */

.breadcrumbs {
    padding: 130px 0 24px;
    font-size: 13px;
    color: var(--text-muted);
    font-weight: 500;
}
.breadcrumbs a { color: var(--text-muted); text-decoration: none; transition: color 0.2s; }
.breadcrumbs a:hover { color: var(--accent); }
.crumb-sep { margin: 0 10px; opacity: 0.5; }
.crumb-current { color: var(--text); }

/* Page hero */
.page-hero {
    padding: 8px 0 56px;
    text-align: center;
}

.page-hero-tag {
    display: inline-block;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: var(--accent);
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.25);
    padding: 5px 14px;
    border-radius: 100px;
    margin-bottom: 18px;
}

.page-hero h1 {
    font-size: 56px;
    font-weight: 700;
    letter-spacing: -2px;
    line-height: 1.05;
    margin-bottom: 18px;
}

.page-hero p {
    color: var(--text-muted);
    font-size: 17px;
    line-height: 1.6;
    max-width: 640px;
    margin: 0 auto;
}

.page-content { padding-bottom: 100px; }

/* Two-col content layout (sidebar + main) */
.info-grid {
    display: grid;
    grid-template-columns: 240px 1fr;
    gap: 48px;
    align-items: start;
}

.info-sidebar {
    position: sticky;
    top: 110px;
}

.info-sidebar h4 {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.2px;
    color: var(--text-muted);
    margin: 0 0 14px;
}

.info-sidebar a {
    display: block;
    padding: 8px 12px;
    margin-bottom: 4px;
    border-radius: 8px;
    color: var(--text-muted);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.2s;
    border-left: 2px solid transparent;
}

.info-sidebar a:hover {
    color: var(--text);
    background: var(--bg-card);
}

.info-sidebar a.active {
    color: var(--accent);
    background: rgba(59, 130, 246, 0.08);
    border-left-color: var(--accent);
    font-weight: 600;
}

.info-main { min-width: 0; }

.info-section { margin-bottom: 56px; scroll-margin-top: 100px; }
.info-section:last-child { margin-bottom: 0; }

.info-section h2 {
    font-size: 28px;
    font-weight: 700;
    letter-spacing: -0.8px;
    margin: 0 0 8px;
    line-height: 1.2;
}

.info-section .info-section-desc {
    color: var(--text-muted);
    font-size: 15px;
    line-height: 1.6;
    margin: 0 0 24px;
}

/* FAQ items reused style */
.faq-list { display: flex; flex-direction: column; gap: 10px; }

.faq-item {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
}

.faq-item summary {
    padding: 18px 22px;
    cursor: pointer;
    font-weight: 600;
    font-size: 15px;
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    transition: color 0.2s;
}

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

.faq-item summary::after {
    content: '+';
    font-size: 22px;
    color: var(--accent);
    font-weight: 300;
    flex-shrink: 0;
    line-height: 1;
}

.faq-item[open] summary::after { content: '−'; }
.faq-item summary:hover { color: var(--accent); }

.faq-item .faq-body {
    padding: 0 22px 22px;
    color: var(--text-muted);
    font-size: 14px;
    line-height: 1.7;
}

.faq-item .faq-body p { margin: 0 0 10px; }
.faq-item .faq-body p:last-child { margin: 0; }

.faq-item .faq-body a {
    color: var(--accent);
    text-decoration: none;
}

.faq-item .faq-body a:hover { text-decoration: underline; }

.faq-item .faq-body strong { color: var(--text); }

.faq-item .faq-body ul, .faq-item .faq-body ol {
    margin: 8px 0 12px;
    padding-left: 20px;
}

.faq-item .faq-body li { margin-bottom: 4px; }

/* Step-by-step / numbered lists */
.steps-list {
    list-style: none;
    padding: 0;
    margin: 0;
    counter-reset: stp;
}

.steps-list > li {
    counter-increment: stp;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px 28px 24px 76px;
    margin-bottom: 12px;
    position: relative;
}

.steps-list > li::before {
    content: counter(stp, decimal-leading-zero);
    position: absolute;
    left: 24px;
    top: 22px;
    font-family: 'Orbitron', sans-serif;
    font-size: 26px;
    font-weight: 800;
    color: var(--accent);
    line-height: 1;
}

.steps-list h3 {
    font-size: 17px;
    font-weight: 700;
    margin: 0 0 6px;
    letter-spacing: -0.3px;
}

.steps-list p {
    color: var(--text-muted);
    font-size: 14px;
    line-height: 1.65;
    margin: 0;
}

.steps-list .step-tip {
    margin-top: 10px;
    padding: 10px 14px;
    background: rgba(59, 130, 246, 0.08);
    border: 1px solid rgba(59, 130, 246, 0.2);
    border-radius: 8px;
    font-size: 13px;
    color: var(--text-muted);
    line-height: 1.55;
}

.steps-list .step-tip strong { color: var(--accent); }

/* Compat table */
.compat-table {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
}

.compat-row {
    display: grid;
    grid-template-columns: 1fr 1.4fr 220px;
    gap: 16px;
    padding: 16px 24px;
    border-bottom: 1px solid var(--border);
    align-items: center;
}

.compat-row:last-child { border-bottom: none; }
.compat-row.head { background: var(--bg); font-size: 11px; text-transform: uppercase; letter-spacing: 1px; font-weight: 700; color: var(--text-muted); }

.compat-chassis { font-weight: 700; font-size: 14px; }
.compat-chassis small { display: block; color: var(--text-muted); font-size: 12px; font-weight: 500; margin-top: 2px; }

.compat-engines { color: var(--text-muted); font-size: 13px; line-height: 1.5; }

.compat-rec {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.compat-rec a {
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.25);
    color: var(--accent);
    padding: 5px 10px;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 700;
    text-decoration: none;
    text-align: center;
    transition: all 0.2s;
}

.compat-rec a:hover { background: var(--accent); color: white; }

/* Filter pills */
.compat-filter {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 24px;
    padding: 14px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
}

.compat-filter-btn {
    padding: 8px 14px;
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-muted);
    font-size: 13px;
    font-weight: 600;
    border-radius: 100px;
    cursor: pointer;
    font-family: inherit;
    transition: all 0.2s;
}

.compat-filter-btn:hover { color: var(--text); border-color: var(--accent); }
.compat-filter-btn.active { background: var(--accent); border-color: var(--accent); color: white; }

/* Contact / support */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 28px;
    margin-bottom: 48px;
}

.contact-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 28px;
    text-decoration: none;
    color: inherit;
    transition: all 0.2s;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.contact-card:hover {
    border-color: rgba(59, 130, 246, 0.4);
    transform: translateY(-3px);
}

.contact-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 22px;
    font-weight: 700;
}

.contact-icon.tg { background: linear-gradient(135deg, #2AABEE, #229ED9); }
.contact-icon.dc { background: linear-gradient(135deg, #5865F2, #4752C4); }
.contact-icon.em { background: linear-gradient(135deg, #f7931a, #f59e0b); }
.contact-icon.fa { background: linear-gradient(135deg, #8b5cf6, #6d28d9); }

.contact-card h3 { font-size: 18px; font-weight: 700; letter-spacing: -0.4px; margin: 0; }
.contact-card p { color: var(--text-muted); font-size: 14px; line-height: 1.55; margin: 0; }

.contact-card .contact-cta {
    color: var(--accent);
    font-size: 13px;
    font-weight: 700;
    margin-top: auto;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Form */
.contact-form {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 32px;
}

.contact-form h3 {
    font-size: 22px;
    font-weight: 700;
    letter-spacing: -0.6px;
    margin: 0 0 8px;
}

.contact-form > p {
    color: var(--text-muted);
    font-size: 14px;
    margin: 0 0 24px;
}

.cf-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
    margin-bottom: 14px;
}

.cf-grid .full { grid-column: 1 / -1; }

.contact-form label {
    display: flex;
    flex-direction: column;
    gap: 6px;
    font-size: 11px;
    color: var(--text-muted);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.8px;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text);
    font-family: inherit;
    font-size: 14px;
    font-weight: 500;
    padding: 11px 14px;
    outline: none;
    transition: border-color 0.2s;
    text-transform: none;
    letter-spacing: normal;
}

.contact-form .label-text {
    display: block;
    line-height: 1.2;
}

.contact-form .form-opt {
    color: var(--text-muted);
    text-transform: lowercase;
    font-weight: 500;
    margin-left: 4px;
    letter-spacing: normal;
}

.cf-grid > label {
    align-self: stretch;
}

.contact-form label > input,
.contact-form label > select,
.contact-form label > textarea {
    margin-top: auto;
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus { border-color: var(--accent); }

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

.contact-form .submit-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-top: 20px;
    flex-wrap: wrap;
}

.contact-form .submit-note {
    color: var(--text-muted);
    font-size: 12px;
    flex: 1;
    min-width: 200px;
}

/* Big quick-link cards */
.quick-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    margin-bottom: 48px;
}

.ql-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 28px 24px;
    text-decoration: none;
    color: inherit;
    transition: all 0.2s;
}

.ql-card:hover {
    border-color: rgba(247, 147, 26, 0.4);
    transform: translateY(-3px);
}

.ql-icon {
    width: 44px;
    height: 44px;
    border-radius: 10px;
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.25);
    color: #93c5fd;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 18px;
}

.ql-icon svg { width: 22px; height: 22px; }

.ql-card h3 { font-size: 17px; font-weight: 700; margin: 0 0 6px; }
.ql-card p { color: var(--text-muted); font-size: 13px; line-height: 1.55; margin: 0; }

/* Banner / callout */
.callout {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.06), rgba(139, 92, 246, 0.04));
    border: 1px solid rgba(59, 130, 246, 0.25);
    border-radius: var(--radius);
    padding: 24px 28px;
    margin: 24px 0;
}

.callout h3 { margin: 0 0 6px; font-size: 16px; font-weight: 700; }
.callout p { color: var(--text-muted); font-size: 14px; line-height: 1.55; margin: 0; }

@media (max-width: 1024px) {
    .info-grid { grid-template-columns: 1fr; }
    .info-sidebar { position: static; display: none; }
    .compat-row { grid-template-columns: 1fr; gap: 6px; }
    .quick-links { grid-template-columns: 1fr; }
    .contact-grid { grid-template-columns: 1fr; }
    .page-hero h1 { font-size: 38px; }
}

@media (max-width: 768px) {
    .cf-grid { grid-template-columns: 1fr; }
}