/* TPVLINE SuperGrok guide — shared styles */
:root {
    --ink: #1a1a1a;
    --primary: #1a1a1a;
    --primary-dark: #111111;
    --primary-light: #333333;
    --accent: #DE0318;
    --accent-dark: #A80212;
    --accent-light: #F0434F;
    --secondary: #2758A1;
    --accent-glow: rgba(222, 3, 24, 0.10);
    --bg: #ffffff;
    --bg-soft: #f7f7f8;
    --bg-card: #f7f7f8;
    --sidebar-bg: #fafafa;
    --text: #333333;
    --text-secondary: #575756;
    --text-muted: #788893;
    --border: #e5e5e7;
    --border-strong: #d0d0d4;
    --ok: #0f7a4a;
    --warm: #fff7ed;
    --warm-border: #f59e0b;
    --radius: 14px;
    --shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
    --sidebar-w: 260px;
    --topbar-h: 58px;
    --mobile-chips-h: 48px;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg); color: var(--text); line-height: 1.65;
    -webkit-font-smoothing: antialiased;
}
a { color: var(--ink); text-decoration: underline; text-underline-offset: 2px; }
a:hover { color: var(--primary-dark); text-decoration-color: var(--accent); }
:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

/* —— Top bar —— */
.topbar {
    position: sticky; top: 0; z-index: 200; height: var(--topbar-h);
    background: rgba(255,255,255,0.94); backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--border);
    display: flex; align-items: center;
}
.topbar-inner {
    width: 100%; max-width: none; padding: 0 1.1rem 0 1rem;
    display: flex; align-items: center; justify-content: space-between; gap: 0.75rem;
}
.logo {
    display: flex; align-items: center; gap: 0.65rem;
    text-decoration: none; color: var(--text); min-width: 0;
}
.logo-img { height: 28px; width: auto; border-radius: 6px; flex-shrink: 0; }
.logo-text {
    font-family: 'Rajdhani', sans-serif; font-weight: 700;
    font-size: 1.15rem; letter-spacing: 0.04em; white-space: nowrap;
    color: var(--ink);
}
.logo-accent { font-weight: 300; color: var(--text-secondary); }
.topbar-actions { display: flex; align-items: center; gap: 0.5rem; flex-shrink: 0; }
.nav-pill {
    font-family: 'JetBrains Mono', monospace; font-size: 0.72rem;
    color: var(--ink); background: var(--bg-soft);
    border: 1px solid var(--border); border-radius: 999px;
    padding: 0.4rem 0.85rem; text-decoration: none; white-space: nowrap;
}
.nav-pill:hover { border-color: var(--primary-light); color: var(--primary-dark); }
.menu-btn {
    display: none; align-items: center; justify-content: center;
    width: 40px; height: 40px; border-radius: 10px;
    border: 1px solid var(--border); background: var(--bg);
    color: var(--primary-dark); cursor: pointer;
}
.menu-btn:hover { background: var(--bg-soft); }
.menu-btn svg { width: 20px; height: 20px; }

/* —— Layout —— */
.shell { display: flex; min-height: calc(100vh - var(--topbar-h)); }
.sidebar {
    position: sticky; top: var(--topbar-h);
    width: var(--sidebar-w); flex-shrink: 0;
    height: calc(100vh - var(--topbar-h));
    overflow-y: auto; overscroll-behavior: contain;
    background: var(--sidebar-bg); border-right: 1px solid var(--border);
    padding: 1.25rem 0.85rem 2rem;
}
.sidebar-label {
    font-size: 0.68rem; font-weight: 700; letter-spacing: 0.1em;
    text-transform: uppercase; color: var(--text-muted);
    padding: 0 0.65rem 0.55rem;
}
.side-nav { list-style: none; display: flex; flex-direction: column; gap: 0.2rem; }
.side-nav a {
    display: flex; align-items: center; gap: 0.55rem;
    text-decoration: none; color: var(--text-secondary);
    font-size: 0.9rem; font-weight: 500;
    padding: 0.55rem 0.7rem; border-radius: 10px;
    border: 1px solid transparent;
    transition: background .15s, color .15s, border-color .15s;
}
.side-nav a:hover { background: #fff; color: var(--ink); border-color: var(--border); }
.side-nav a[aria-current="true"] {
    background: #fff; color: var(--ink);
    border-color: var(--border-strong);
    border-left: 3px solid var(--accent);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
    font-weight: 600;
}
.side-nav .num {
    font-family: 'JetBrains Mono', monospace; font-size: 0.72rem;
    color: var(--text-secondary); background: var(--bg-soft);
    width: 1.55rem; height: 1.55rem; border-radius: 7px;
    display: inline-flex; align-items: center; justify-content: center;
    flex-shrink: 0;
}
.side-nav a[aria-current="true"] .num {
    background: var(--accent); color: #fff;
}

.main {
    flex: 1; min-width: 0;
    padding: 0 0 3rem;
}
.main-inner { max-width: 820px; margin: 0 auto; padding: 0 1.5rem; }

/* —— Mobile chips —— */
.mobile-chips {
    display: none; position: sticky; top: var(--topbar-h); z-index: 150;
    background: rgba(255,255,255,0.96); backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    padding: 0.55rem 0.85rem;
    overflow-x: auto; overscroll-behavior-x: contain;
    -webkit-overflow-scrolling: touch; gap: 0.4rem;
    scrollbar-width: none;
}
.mobile-chips::-webkit-scrollbar { display: none; }
.mobile-chips a {
    flex: 0 0 auto; text-decoration: none;
    font-size: 0.8rem; font-weight: 600;
    color: var(--text-secondary); background: var(--bg-soft);
    border: 1px solid var(--border); border-radius: 999px;
    padding: 0.35rem 0.8rem; white-space: nowrap;
}
.mobile-chips a[aria-current="true"] {
    background: var(--ink); color: #fff; border-color: var(--ink);
}

/* —— Drawer (mobile hamburger) —— */
.drawer-backdrop {
    display: none; position: fixed; inset: 0; z-index: 300;
    background: rgba(14, 24, 32, 0.45);
}
.drawer-backdrop.open { display: block; }
.drawer {
    position: fixed; top: 0; left: 0; bottom: 0; z-index: 310;
    width: min(300px, 88vw); background: #fff;
    transform: translateX(-105%); transition: transform .22s ease;
    padding: 1rem 0.85rem 2rem; overflow-y: auto;
    box-shadow: 8px 0 30px rgba(0, 0, 0, 0.12);
}
.drawer.open { transform: translateX(0); }
.drawer-head {
    display: flex; align-items: center; justify-content: space-between;
    padding: 0.25rem 0.5rem 1rem; border-bottom: 1px solid var(--border);
    margin-bottom: 0.85rem;
}
.drawer-head strong {
    font-family: 'Rajdhani', sans-serif; font-size: 1.1rem;
    letter-spacing: 0.04em; color: var(--ink);
}
.drawer-close {
    width: 36px; height: 36px; border-radius: 9px;
    border: 1px solid var(--border); background: var(--bg);
    cursor: pointer; font-size: 1.2rem; color: var(--text-secondary);
    display: flex; align-items: center; justify-content: center;
}

/* —— Hero hub —— */
.hero {
    padding: 2.4rem 0 1.6rem;
    background: linear-gradient(180deg, var(--bg-soft) 0%, var(--bg) 85%);
    border-bottom: 1px solid var(--border);
    margin-bottom: 0.5rem;
    scroll-margin-top: calc(var(--topbar-h) + 12px);
}
.eyebrow {
    display: inline-flex; align-items: center; gap: 0.45rem;
    font-size: 0.76rem; font-weight: 600; letter-spacing: 0.12em;
    text-transform: uppercase; color: var(--text-muted); margin-bottom: 0.85rem;
}
.eyebrow .dot {
    width: 7px; height: 7px; border-radius: 50%; background: var(--accent);
    box-shadow: 0 0 0 4px var(--accent-glow);
}
.hero h1 {
    font-family: 'Rajdhani', sans-serif; font-weight: 700;
    font-size: clamp(2rem, 4.5vw, 2.75rem); line-height: 1.08; margin-bottom: 0.7rem;
    color: var(--ink);
}
.hero h1 .highlight { color: var(--ink); }
.hero .lead {
    color: var(--text-secondary); font-size: 1.05rem; max-width: 52ch;
    margin-bottom: 1.25rem; line-height: 1.6;
}
.hero-img {
    max-width: 640px; border-radius: var(--radius);
    box-shadow: var(--shadow); border: 1px solid var(--border);
    overflow: hidden; margin-bottom: 1.5rem;
}
.hero-img img { width: 100%; display: block; }

.hub-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0.75rem;
}
.hub-tile {
    display: flex; flex-direction: column; gap: 0.35rem;
    text-decoration: none; color: inherit;
    background: #fff; border: 1px solid var(--border);
    border-radius: 14px; padding: 1rem 1.05rem;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.04);
    transition: border-color .15s, box-shadow .15s, transform .15s;
    min-height: 108px;
}
.hub-tile:hover {
    border-color: var(--accent-light);
    box-shadow: var(--shadow);
    transform: translateY(-2px);
    color: inherit;
}
.hub-tile .tile-num {
    font-family: 'JetBrains Mono', monospace; font-size: 0.7rem;
    font-weight: 500; color: var(--accent);
}
.hub-tile .tile-title {
    font-family: 'Rajdhani', sans-serif; font-weight: 700;
    font-size: 1.15rem; color: var(--ink); line-height: 1.2;
}
.hub-tile .tile-desc {
    font-size: 0.8rem; color: var(--text-muted); line-height: 1.4;
}

/* —— Panels —— */
.panel {
    padding: 2.4rem 0 1.8rem;
    border-top: 1px solid var(--border);
    scroll-margin-top: calc(var(--topbar-h) + 12px);
}
.panel:first-of-type { border-top: none; }
.panel h2 {
    font-family: 'Rajdhani', sans-serif; font-weight: 700; font-size: 1.65rem;
    color: var(--ink); margin-bottom: 0.45rem;
}
.panel h3 {
    font-family: 'Rajdhani', sans-serif; font-weight: 700; font-size: 1.2rem;
    color: var(--ink); margin: 1.35rem 0 0.55rem;
}
.panel p { color: var(--text-secondary); margin-bottom: 0.85rem; }
.panel > p:last-child { margin-bottom: 0; }
.panel-lead {
    font-size: 1.02rem; max-width: 62ch; margin-bottom: 1.1rem;
}

.shot {
    margin: 1rem 0 0.4rem; border: 1px solid var(--border); border-radius: var(--radius);
    overflow: hidden; background: var(--bg-card); box-shadow: var(--shadow);
}
.shot img { width: 100%; display: block; }
.cap { font-size: 0.85rem; color: var(--text-muted); margin-bottom: 1rem; }

.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 0.85rem; margin: 1rem 0; }
.grid3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 0.85rem; margin: 1rem 0; }
.card {
    background: #fff; border: 1px solid var(--border);
    border-radius: 12px; padding: 1.05rem 1.15rem;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.04);
}
.card > strong {
    color: var(--ink); display: block; margin-bottom: 0.3rem;
}
.card p { margin: 0; font-size: 0.95rem; }
.card p + p { margin-top: 0.5rem; }
.card a { font-weight: 600; }
.card-accent {
    border-left: 3px solid var(--accent);
}

/* Steps */
.steps {
    counter-reset: step;
    display: grid;
    gap: 0.65rem;
    margin: 0.85rem 0 1.15rem;
}
.step {
    display: grid;
    grid-template-columns: 2rem 1fr;
    gap: 0.8rem;
    align-items: start;
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 0.95rem 1.1rem;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.03);
}
.step::before {
    counter-increment: step;
    content: counter(step);
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.78rem; font-weight: 500;
    color: #fff; background: var(--ink);
    width: 1.7rem; height: 1.7rem; border-radius: 8px;
    display: inline-flex; align-items: center; justify-content: center;
    margin-top: 0.1rem;
}
.step p { margin: 0; font-size: 0.95rem; }
.step strong { color: var(--ink); }

/* Ejemplos copyable */
.tpl {
    background: var(--bg-soft); border-left: 4px solid var(--accent);
    padding: 0.95rem 1.15rem; border-radius: 0 12px 12px 0; margin: 0.85rem 0;
    font-size: 0.95rem; color: var(--text);
    position: relative;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.03);
}
.tpl-head {
    display: flex; align-items: center; justify-content: space-between;
    gap: 0.75rem; margin-bottom: 0.4rem;
}
.tpl .label {
    font-size: 0.72rem; font-weight: 700; letter-spacing: 0.06em;
    text-transform: uppercase; color: var(--text-muted);
}
.tpl-body { white-space: pre-wrap; }
.copy-btn {
    flex-shrink: 0;
    font-family: 'Inter', sans-serif; font-size: 0.75rem; font-weight: 600;
    color: var(--ink); background: #fff;
    border: 1px solid var(--border-strong); border-radius: 8px;
    padding: 0.3rem 0.65rem; cursor: pointer;
    transition: background .15s, color .15s, border-color .15s;
}
.copy-btn:hover { border-color: var(--accent); color: var(--ink); }
.copy-btn.copied {
    background: var(--ok); color: #fff; border-color: var(--ok);
}

.btn {
    display: inline-flex; align-items: center; gap: 0.4rem;
    background: var(--ink); color: #fff !important; text-decoration: none !important;
    padding: 0.7rem 1.2rem; border-radius: 10px; font-weight: 600; font-size: 0.95rem;
    border: none; border-bottom: 2px solid var(--accent); cursor: pointer;
}
.btn:hover { background: var(--primary-light); }
.btn-secondary {
    background: var(--secondary); border-bottom: none;
}
.btn-secondary:hover { background: #1e4580; }
.btn-ghost {
    background: #fff; color: var(--ink) !important;
    border: 1px solid var(--border-strong); border-bottom: 1px solid var(--border-strong);
}
.btn-ghost:hover { background: var(--bg-soft); border-color: var(--primary-light); }
.btn-row { display: flex; flex-wrap: wrap; gap: 0.75rem; margin: 1rem 0; }

.link-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
    margin: 1rem 0;
}
.link-card {
    display: flex; flex-direction: column; gap: 0.25rem;
    text-decoration: none; color: inherit;
    background: #fff; border: 1px solid var(--border);
    border-radius: 12px; padding: 1rem 1.1rem;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.04);
    transition: border-color .15s, box-shadow .15s, transform .15s;
}
.link-card:hover {
    border-color: var(--accent-light);
    box-shadow: var(--shadow);
    transform: translateY(-2px);
    color: inherit;
}
.link-card strong {
    color: var(--ink); font-size: 0.98rem;
}
.link-card span {
    font-size: 0.8rem; color: var(--text-muted); word-break: break-all;
}

footer.page-foot {
    padding: 1.75rem 0 2.5rem; text-align: center;
    color: var(--text-muted); font-size: 0.85rem;
    border-top: 1px solid var(--border); margin-top: 1rem;
}

/* —— Responsive —— */
@media (max-width: 1100px) {
    .hub-grid { grid-template-columns: repeat(2, 1fr); }
    .grid3 { grid-template-columns: 1fr; }
}
@media (max-width: 900px) {
    .sidebar { display: none; }
    .menu-btn { display: inline-flex; }
    .mobile-chips { display: flex; }
    .panel, .hero { scroll-margin-top: calc(var(--topbar-h) + var(--mobile-chips-h) + 8px); }
    .hub-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 560px) {
    .hub-grid { grid-template-columns: 1fr; }
    .grid2 { grid-template-columns: 1fr; }
    .grid3 { grid-template-columns: 1fr; }
    .link-grid { grid-template-columns: 1fr; }
    .logo-text { font-size: 1rem; }
    .main-inner { padding: 0 1.1rem; }
    .hero { padding-top: 1.6rem; }
}