/* ==========================================================================
   PS Gaming Cloud — Sistema de diseno (Design System)
   Tokens + componentes. Dark mode por defecto, Light mode conmutable.
   Inspirado en Stripe / Shopify / Material 3 / Apple.
   ========================================================================== */

/* ------------------------------- Tokens ---------------------------------- */
:root {
    /* Marca */
    --brand-1: #6366f1;   /* indigo  */
    --brand-2: #22d3ee;   /* cyan    */
    --brand-3: #a855f7;   /* violet  */
    --brand-grad: linear-gradient(135deg, var(--brand-1) 0%, var(--brand-3) 50%, var(--brand-2) 100%);
    --brand-glow: 0 0 0 1px rgba(99,102,241,.25), 0 8px 40px -12px rgba(99,102,241,.55);

    /* Semanticos */
    --success: #10b981;
    --warning: #f59e0b;
    --danger:  #ef4444;
    --info:    #3b82f6;

    /* Tipografia */
    --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    --font-mono: ui-monospace, "SF Mono", "Cascadia Code", Menlo, Consolas, monospace;

    /* Escala */
    --step--1: clamp(.78rem, .74rem + .2vw, .86rem);
    --step-0:  clamp(.95rem, .9rem + .25vw, 1.05rem);
    --step-1:  clamp(1.15rem, 1.05rem + .5vw, 1.4rem);
    --step-2:  clamp(1.5rem, 1.3rem + 1vw, 2rem);
    --step-3:  clamp(2rem, 1.6rem + 2vw, 3rem);
    --step-4:  clamp(2.6rem, 2rem + 3vw, 4.25rem);

    /* Radios / sombras / transiciones */
    --radius-sm: 10px;
    --radius:    16px;
    --radius-lg: 24px;
    --radius-pill: 999px;
    --ease: cubic-bezier(.22, 1, .36, 1);
    --transition: .28s var(--ease);
}

/* Tema oscuro (default) */
:root, :root[data-theme="dark"] {
    color-scheme: dark;
    --bg:        #0a0b14;
    --bg-2:      #0f1120;
    --surface:   rgba(255,255,255,.035);
    --surface-2: rgba(255,255,255,.06);
    --border:    rgba(255,255,255,.09);
    --border-2:  rgba(255,255,255,.14);
    --text:      #f4f5fb;
    --text-2:    #b6bad0;
    --text-3:    #7f849c;
    --shadow:    0 24px 60px -20px rgba(0,0,0,.65);
    --grid:      rgba(255,255,255,.03);
}

/* Tema claro */
:root[data-theme="light"] {
    color-scheme: light;
    --bg:        #f7f8fc;
    --bg-2:      #ffffff;
    --surface:   #ffffff;
    --surface-2: #f1f2f9;
    --border:    rgba(15,18,45,.09);
    --border-2:  rgba(15,18,45,.16);
    --text:      #10122b;
    --text-2:    #444a68;
    --text-3:    #7a809c;
    --shadow:    0 24px 60px -24px rgba(30,34,90,.22);
    --grid:      rgba(20,22,60,.04);
}

@media (prefers-color-scheme: light) {
    :root:not([data-theme]) {
        color-scheme: light;
        --bg: #f7f8fc; --bg-2:#fff; --surface:#fff; --surface-2:#f1f2f9;
        --border: rgba(15,18,45,.09); --border-2: rgba(15,18,45,.16);
        --text:#10122b; --text-2:#444a68; --text-3:#7a809c;
        --shadow: 0 24px 60px -24px rgba(30,34,90,.22); --grid: rgba(20,22,60,.04);
    }
}

/* ------------------------------- Base ------------------------------------ */
* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
    margin: 0;
    font-family: var(--font-sans);
    font-size: var(--step-0);
    line-height: 1.6;
    color: var(--text);
    background: var(--bg);
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
    overflow-x: hidden;
}

/* Fondo con malla y aurora */
body::before {
    content: "";
    position: fixed;
    inset: 0;
    z-index: -2;
    background:
        radial-gradient(60% 50% at 15% 0%, rgba(99,102,241,.16), transparent 60%),
        radial-gradient(50% 45% at 100% 10%, rgba(34,211,238,.12), transparent 55%),
        radial-gradient(45% 40% at 80% 100%, rgba(168,85,247,.12), transparent 55%);
    pointer-events: none;
}
body::after {
    content: "";
    position: fixed;
    inset: 0;
    z-index: -3;
    background-image: linear-gradient(var(--grid) 1px, transparent 1px),
                      linear-gradient(90deg, var(--grid) 1px, transparent 1px);
    background-size: 46px 46px;
    -webkit-mask-image: radial-gradient(circle at 50% 30%, #000, transparent 80%);
            mask-image: radial-gradient(circle at 50% 30%, #000, transparent 80%);
    pointer-events: none;
}

h1,h2,h3,h4 { line-height: 1.12; letter-spacing: -.02em; margin: 0 0 .4em; font-weight: 700; }
h1 { font-size: var(--step-4); font-weight: 800; }
h2 { font-size: var(--step-3); }
h3 { font-size: var(--step-1); }
p  { margin: 0 0 1rem; color: var(--text-2); }
a  { color: inherit; text-decoration: none; transition: color var(--transition); }

.container { width: min(1180px, 92vw); margin-inline: auto; }
.eyebrow {
    display: inline-flex; align-items: center; gap: .5rem;
    font-size: var(--step--1); font-weight: 600; letter-spacing: .08em;
    text-transform: uppercase; color: var(--text-2);
    padding: .4rem .85rem; border: 1px solid var(--border);
    border-radius: var(--radius-pill); background: var(--surface);
}
.text-grad {
    background: var(--brand-grad);
    -webkit-background-clip: text; background-clip: text; color: transparent;
}
.muted { color: var(--text-3); }
.center { text-align: center; }

/* ------------------------------ Botones ---------------------------------- */
.btn {
    --_bg: var(--surface-2);
    display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
    font: inherit; font-weight: 600; font-size: var(--step-0);
    padding: .72rem 1.35rem; border-radius: var(--radius-pill);
    border: 1px solid var(--border-2); background: var(--_bg); color: var(--text);
    cursor: pointer; transition: transform var(--transition), box-shadow var(--transition), background var(--transition), border-color var(--transition);
    white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }
.btn-primary {
    border-color: transparent; color: #fff;
    background: var(--brand-grad); background-size: 160% 160%;
    box-shadow: var(--brand-glow);
}
.btn-primary:hover { box-shadow: 0 12px 40px -8px rgba(99,102,241,.6); background-position: 100% 0; }
.btn-ghost { background: transparent; }
.btn-ghost:hover { background: var(--surface-2); }
.btn-lg { padding: .9rem 1.8rem; font-size: var(--step-1); }
.btn-block { width: 100%; }

/* ------------------------------ Tarjetas --------------------------------- */
.card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
}
.card-pad { padding: 1.6rem; }
.card-hover:hover { transform: translateY(-4px); border-color: var(--border-2); box-shadow: var(--shadow); }

.badge {
    display: inline-flex; align-items: center; gap: .35rem;
    font-size: var(--step--1); font-weight: 600;
    padding: .28rem .7rem; border-radius: var(--radius-pill);
    background: var(--surface-2); border: 1px solid var(--border); color: var(--text-2);
}
.badge-brand { background: rgba(99,102,241,.14); border-color: rgba(99,102,241,.35); color: #c7c9ff; }

/* --------------------------- Navbar / Footer ----------------------------- */
.nav {
    position: sticky; top: 0; z-index: 50;
    backdrop-filter: saturate(160%) blur(14px);
    -webkit-backdrop-filter: saturate(160%) blur(14px);
    background: color-mix(in oklab, var(--bg) 78%, transparent);
    border-bottom: 1px solid var(--border);
}
.nav-inner { display: flex; align-items: center; gap: 1.5rem; height: 68px; }
.brand { display: inline-flex; align-items: center; gap: .6rem; font-weight: 800; letter-spacing: -.02em; font-size: 1.15rem; }
.brand-mark {
    width: 34px; height: 34px; border-radius: 10px; display: grid; place-items: center;
    background: var(--brand-grad); box-shadow: var(--brand-glow); color: #fff; flex: none;
}
.nav-links { display: flex; gap: .35rem; margin-left: auto; align-items: center; }
.nav-links a.link { padding: .5rem .85rem; border-radius: var(--radius-sm); color: var(--text-2); font-weight: 500; }
.nav-links a.link:hover { color: var(--text); background: var(--surface-2); }

.icon-btn {
    width: 40px; height: 40px; display: grid; place-items: center; flex: none;
    border-radius: var(--radius-sm); border: 1px solid var(--border);
    background: var(--surface); color: var(--text-2); cursor: pointer;
    transition: var(--transition);
}
.icon-btn:hover { color: var(--text); border-color: var(--border-2); }

.footer { border-top: 1px solid var(--border); margin-top: 6rem; padding: 3rem 0 2.5rem; }
.footer-grid { display: grid; grid-template-columns: 1.4fr repeat(3, 1fr); gap: 2rem; }
.footer h4 { font-size: var(--step--1); text-transform: uppercase; letter-spacing: .08em; color: var(--text-3); }
.footer a { display: block; color: var(--text-2); padding: .28rem 0; }
.footer a:hover { color: var(--text); }

/* ------------------------------- Hero ------------------------------------ */
.hero { padding: clamp(3.5rem, 8vw, 7rem) 0 3rem; text-align: center; }
.hero h1 { max-width: 16ch; margin-inline: auto; }
.hero p.lead { font-size: var(--step-1); color: var(--text-2); max-width: 58ch; margin: 1.4rem auto 2rem; }
.hero-cta { display: flex; gap: .8rem; justify-content: center; flex-wrap: wrap; }
.hero-figure {
    margin-top: 3.5rem; border-radius: var(--radius-lg);
    border: 1px solid var(--border); background: var(--surface);
    box-shadow: var(--shadow); overflow: hidden; padding: 1rem;
}

/* ----------------------------- Secciones --------------------------------- */
.section { padding: clamp(3rem, 7vw, 6rem) 0; }
.section-head { text-align: center; max-width: 56ch; margin: 0 auto 3rem; }
.section-head p { font-size: var(--step-1); }

.feature-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 1.25rem; }
.feature .fico {
    width: 48px; height: 48px; border-radius: 14px; display: grid; place-items: center;
    background: var(--surface-2); border: 1px solid var(--border); color: var(--brand-2);
    margin-bottom: 1rem;
}
.feature h3 { font-size: var(--step-1); margin-bottom: .4rem; }
.feature p { margin: 0; font-size: var(--step-0); }

/* --------------------------- Stats / logos ------------------------------- */
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px,1fr)); gap: 1rem; }
.stat { text-align: center; padding: 1.4rem 1rem; }
.stat .num { font-size: var(--step-2); font-weight: 800; letter-spacing: -.03em; }
.stat .lbl { color: var(--text-3); font-size: var(--step--1); text-transform: uppercase; letter-spacing: .06em; }

/* ------------------------------- Pricing --------------------------------- */
.pricing-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 1.25rem; align-items: stretch; }
.plan { display: flex; flex-direction: column; padding: 1.8rem; position: relative; }
.plan.popular { border-color: transparent; box-shadow: var(--brand-glow); }
.plan.popular::before {
    content: ""; position: absolute; inset: 0; border-radius: inherit; padding: 1px;
    background: var(--brand-grad); -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
    -webkit-mask-composite: xor; mask-composite: exclude; pointer-events: none;
}
.plan .price { font-size: var(--step-3); font-weight: 800; letter-spacing: -.03em; margin: .4rem 0; }
.plan .price small { font-size: var(--step-0); font-weight: 500; color: var(--text-3); }
.plan ul { list-style: none; padding: 0; margin: 1.2rem 0; display: grid; gap: .6rem; }
.plan li { display: flex; align-items: center; gap: .6rem; color: var(--text-2); font-size: var(--step-0); }
.plan li svg { color: var(--success); flex: none; }
.plan .btn { margin-top: auto; }

/* -------------------------------- Forms ---------------------------------- */
.auth-wrap { min-height: 100dvh; display: grid; place-items: center; padding: 2rem 1rem; }
.auth-card { width: min(440px, 100%); padding: 2.4rem; }
.field { margin-bottom: 1.1rem; }
.field label { display: block; font-size: var(--step--1); font-weight: 600; margin-bottom: .4rem; color: var(--text-2); }
.input {
    width: 100%; font: inherit; color: var(--text);
    padding: .8rem 1rem; border-radius: var(--radius-sm);
    background: var(--bg-2); border: 1px solid var(--border-2);
    transition: var(--transition);
}
.input:focus { outline: none; border-color: var(--brand-1); box-shadow: 0 0 0 4px rgba(99,102,241,.18); }

/* ------------------------------- Alertas --------------------------------- */
.alert { padding: .85rem 1.1rem; border-radius: var(--radius-sm); border: 1px solid var(--border); background: var(--surface-2); margin-bottom: 1rem; font-size: var(--step-0); }
.alert-info    { border-color: rgba(59,130,246,.4);  background: rgba(59,130,246,.12); }
.alert-success { border-color: rgba(16,185,129,.4);  background: rgba(16,185,129,.12); }
.alert-danger  { border-color: rgba(239,68,68,.4);   background: rgba(239,68,68,.12); }

/* --------------------------- Landing extras ------------------------------ */
.trust { display: flex; gap: 2rem; flex-wrap: wrap; justify-content: center; align-items: center; opacity: .8; }
.trust span { font-weight: 700; letter-spacing: -.01em; color: var(--text-3); font-size: 1.05rem; }

/* Mockup de producto */
.mockup {
    position: relative; margin-top: 3.5rem; border-radius: var(--radius-lg);
    border: 1px solid var(--border); background: var(--surface);
    box-shadow: var(--shadow); padding: 1.1rem; overflow: hidden;
}
.mockup::before {
    content: ""; position: absolute; inset: 0; pointer-events: none;
    background: radial-gradient(60% 80% at 50% -10%, rgba(99,102,241,.15), transparent 60%);
}
.mockup-bar { display: flex; gap: .4rem; padding: 0 .3rem .9rem; }
.mockup-bar i { width: 11px; height: 11px; border-radius: 50%; background: var(--border-2); display: inline-block; }
.mockup-grid { display: grid; grid-template-columns: 1.4fr 1fr; gap: 1rem; }
@media (max-width: 720px) { .mockup-grid { grid-template-columns: 1fr; } }
.mockup-panel { background: var(--bg-2); border: 1px solid var(--border); border-radius: var(--radius); padding: 1.1rem; }
.mk-kpis { display: grid; grid-template-columns: repeat(3, 1fr); gap: .6rem; margin-bottom: 1rem; }
.mk-kpi { background: var(--surface-2); border-radius: var(--radius-sm); padding: .7rem; }
.mk-kpi b { display: block; font-size: 1.15rem; letter-spacing: -.02em; }
.mk-kpi span { font-size: .68rem; color: var(--text-3); text-transform: uppercase; letter-spacing: .05em; }
.mk-chart { display: flex; align-items: flex-end; gap: 6px; height: 90px; }
.mk-chart i { flex: 1; background: var(--brand-grad); border-radius: 4px 4px 0 0; display: block; opacity: .85; }
.wheel-mini { width: 100%; max-width: 220px; margin: 0 auto; display: block; }
.mk-terminal { text-align: center; }
.mk-terminal .chips { display: flex; gap: .35rem; justify-content: center; margin-top: .8rem; }
.mk-terminal .chips i { width: 26px; height: 26px; border-radius: 50%; display: grid; place-items: center; font-size: .7rem; font-weight: 700; color: #fff; background: radial-gradient(circle at 35% 30%, #4b53a8, #2a2f66); }

/* Pasos "como funciona" */
.steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 1.25rem; counter-reset: step; }
.step-card { position: relative; padding: 1.6rem; }
.step-card .step-n { width: 40px; height: 40px; border-radius: 12px; display: grid; place-items: center; font-weight: 800; color: #fff; background: var(--brand-grad); box-shadow: var(--brand-glow); margin-bottom: 1rem; }
.step-card h3 { font-size: var(--step-1); margin-bottom: .3rem; }
.step-card p { margin: 0; font-size: var(--step-0); }

/* Marquee de juegos */
.marquee { overflow: hidden; -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); }
.marquee-track { display: flex; gap: .7rem; width: max-content; animation: scroll-x 32s linear infinite; }
.marquee:hover .marquee-track { animation-play-state: paused; }
@keyframes scroll-x { to { transform: translateX(-50%); } }

/* Terminal showcase */
.showcase { display: grid; grid-template-columns: 1fr 1fr; gap: 2.5rem; align-items: center; }
@media (max-width: 820px) { .showcase { grid-template-columns: 1fr; } }
.showcase ul { list-style: none; padding: 0; margin: 1.4rem 0 0; display: grid; gap: .9rem; }
.showcase li { display: flex; gap: .7rem; align-items: flex-start; color: var(--text-2); }
.showcase li svg { color: var(--success); flex: none; margin-top: 3px; }

/* FAQ */
.faq { max-width: 760px; margin-inline: auto; display: grid; gap: .7rem; }
.faq details { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 0 1.3rem; transition: border-color var(--transition); }
.faq details[open] { border-color: var(--border-2); }
.faq summary { cursor: pointer; padding: 1.15rem 0; font-weight: 600; list-style: none; display: flex; justify-content: space-between; align-items: center; gap: 1rem; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-size: 1.4rem; color: var(--text-3); transition: transform var(--transition); }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq p { margin: 0 0 1.15rem; color: var(--text-2); }

/* ----------------------------- Animaciones ------------------------------- */
@keyframes rise { from { opacity: 0; transform: translateY(18px); } to { opacity: 1; transform: none; } }
[data-reveal] { opacity: 0; }
[data-reveal].in { animation: rise .7s var(--ease) forwards; }

@media (prefers-reduced-motion: reduce) {
    * { animation: none !important; transition: none !important; scroll-behavior: auto; }
    [data-reveal] { opacity: 1; }
}

/* =============================== PANEL ==================================== */
body.panel { display: grid; grid-template-columns: 264px 1fr; min-height: 100dvh; }
body.panel::after { opacity: .5; }

.sidebar {
    position: sticky; top: 0; align-self: start; height: 100dvh;
    padding: 1.4rem 1rem; border-right: 1px solid var(--border);
    background: color-mix(in oklab, var(--bg-2) 60%, transparent);
    backdrop-filter: blur(12px); overflow-y: auto;
}
.side-nav { display: grid; gap: .25rem; }
.side-link {
    display: flex; align-items: center; gap: .8rem;
    padding: .7rem .85rem; border-radius: var(--radius-sm);
    color: var(--text-2); font-weight: 500; position: relative;
    transition: var(--transition);
}
.side-link:hover { background: var(--surface-2); color: var(--text); }
.side-link.active { background: var(--surface-2); color: var(--text); box-shadow: inset 3px 0 0 var(--brand-1); }
.side-link.disabled { opacity: .5; pointer-events: none; }
.side-link .soon {
    margin-left: auto; font-size: .62rem; text-transform: uppercase; letter-spacing: .05em;
    padding: .12rem .4rem; border-radius: 999px; background: var(--surface-2); color: var(--text-3);
}

.panel-main { display: flex; flex-direction: column; min-width: 0; }
.topbar {
    position: sticky; top: 0; z-index: 40;
    display: flex; align-items: center; gap: 1rem;
    padding: .8rem 1.4rem; border-bottom: 1px solid var(--border);
    background: color-mix(in oklab, var(--bg) 78%, transparent);
    backdrop-filter: blur(14px);
}
.topbar #menuToggle { display: none; }
.topbar-tenant { margin-right: auto; }
.topbar-actions { display: flex; align-items: center; gap: .8rem; }
.user-chip { display: flex; align-items: center; gap: .6rem; }
.avatar {
    width: 38px; height: 38px; border-radius: 50%; display: grid; place-items: center;
    background: var(--brand-grad); color: #fff; font-weight: 700; flex: none;
}
.user-meta { display: flex; flex-direction: column; line-height: 1.1; }
.user-meta small { text-transform: capitalize; }

.panel-content { padding: 1.8rem 1.4rem 3rem; width: min(1160px, 100%); }

.kpi-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 1rem; }
.kpi { padding: 1.3rem 1.4rem; }
.kpi .kpi-ico { width: 42px; height: 42px; border-radius: 12px; display: grid; place-items: center; background: var(--surface-2); color: var(--brand-2); margin-bottom: .9rem; }
.kpi .kpi-num { font-size: var(--step-2); font-weight: 800; letter-spacing: -.03em; line-height: 1; }
.kpi .kpi-lbl { color: var(--text-3); font-size: var(--step--1); margin-top: .25rem; }

.page-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 1rem; flex-wrap: wrap; margin-bottom: 1.6rem; }
.page-head h1 { font-size: var(--step-2); margin: 0; }

/* Tablas de datos */
.table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: var(--radius); }
table.data { width: 100%; border-collapse: collapse; font-size: var(--step-0); min-width: 520px; }
table.data th, table.data td { text-align: left; padding: .85rem 1rem; border-bottom: 1px solid var(--border); white-space: nowrap; }
table.data th { font-size: var(--step--1); text-transform: uppercase; letter-spacing: .05em; color: var(--text-3); font-weight: 600; background: var(--surface-2); }
table.data tbody tr:last-child td { border-bottom: none; }
table.data tbody tr:hover { background: var(--surface-2); }
.table-actions { display: flex; gap: .4rem; justify-content: flex-end; }
.btn-sm { padding: .4rem .8rem; font-size: var(--step--1); }
.btn-danger { border-color: rgba(239,68,68,.4); color: #fca5a5; }
.btn-danger:hover { background: rgba(239,68,68,.14); }
.pill { display: inline-flex; align-items: center; gap: .35rem; padding: .2rem .6rem; border-radius: 999px; font-size: var(--step--1); font-weight: 600; }
.pill-active { background: rgba(16,185,129,.14); color: #6ee7b7; }
.pill-inactive { background: var(--surface-2); color: var(--text-3); }
.pill-warn { background: rgba(245,158,11,.14); color: #fcd34d; }
.usage { font-size: var(--step--1); color: var(--text-3); }
.form-card { max-width: 620px; }
.mono { font-family: var(--font-mono); font-size: var(--step--1); background: var(--surface-2); padding: .2rem .5rem; border-radius: 6px; }
.perm-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: .6rem; }
.perm-item { display: flex; align-items: center; gap: .6rem; padding: .7rem .85rem; border: 1px solid var(--border); border-radius: var(--radius-sm); background: var(--surface-2); cursor: pointer; }
.empty-state { text-align: center; padding: 3rem 1rem; color: var(--text-3); }

/* ----------------------------- Responsive -------------------------------- */
@media (max-width: 860px) {
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .nav-links .link { display: none; }
    body.panel { grid-template-columns: 1fr; }
    .sidebar {
        position: fixed; left: 0; top: 0; z-index: 60; width: 264px;
        transform: translateX(-100%); transition: transform var(--transition);
    }
    .sidebar.open { transform: none; }
    .topbar #menuToggle { display: grid; }
}
@media (max-width: 560px) {
    .footer-grid { grid-template-columns: 1fr; }
    .user-meta { display: none; }
}