:root {
  --bg: #0f0f13;
  --bg2: #1a1a24;
  --bg3: #22222f;
  --accent: #f59e0b;
  --accent2: #ef4444;
  --accent3: #10b981;
  --text: #f1f5f9;
  --text2: #94a3b8;
  --border: #2d2d3d;
  --radius: 12px;
  --shadow: 0 8px 32px rgba(0,0,0,.4);
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: 'Roboto', sans-serif; background: var(--bg); color: var(--text); min-height: 100vh; }

/* NAV */
.app-nav { background: var(--bg2); border-bottom: 1px solid var(--border); display: flex; align-items: center; padding: 0 1.5rem; height: 60px; position: sticky; top: 0; z-index: 100; gap: 1rem; }
.app-nav__brand { display: flex; align-items: center; gap: .5rem; font-weight: 700; font-size: 1.1rem; }
.app-nav__logo { font-size: 1.4rem; }
.app-nav__links { display: flex; gap: .5rem; flex: 1; }
.app-nav__links a { color: var(--text2); text-decoration: none; padding: .4rem .8rem; border-radius: 8px; font-size: .85rem; transition: .2s; }
.app-nav__links a:hover, .app-nav__links a.active { background: var(--bg3); color: var(--accent); }
.app-nav__right { display: flex; align-items: center; gap: .75rem; margin-left: auto; }
.app-nav__user { font-size: .8rem; color: var(--text2); }
.app-nav__logout { background: transparent; border: 1px solid var(--border); color: var(--text2); padding: .35rem .8rem; border-radius: 8px; cursor: pointer; font-size: .8rem; transition: .2s; }
.app-nav__logout:hover { border-color: var(--accent2); color: var(--accent2); }
.app-main { padding: 1.5rem; max-width: 1400px; margin: 0 auto; }

/* LANG TOGGLE */
.lang-toggle { display: flex; gap: 2px; background: var(--bg3); border-radius: 8px; padding: 2px; }
.lang-btn { padding: .25rem .45rem; border-radius: 6px; cursor: pointer; font-size: .72rem; color: var(--text2); transition: .2s; user-select: none; }
.lang-btn.active { background: var(--accent); color: #000; font-weight: 700; }

/* CARDS */
.card { background: var(--bg2); border: 1px solid var(--border); border-radius: var(--radius); padding: 1.25rem; }
.card-title { font-size: 1rem; font-weight: 600; margin-bottom: 1rem; color: var(--accent); }

/* STATS ROW */
.stats-row { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 1rem; margin-bottom: 1.5rem; }
.stat-card { background: var(--bg2); border: 1px solid var(--border); border-radius: var(--radius); padding: 1rem; text-align: center; transition: .2s; }
.stat-card:hover { border-color: var(--accent); transform: translateY(-2px); }
.stat-card__val { font-size: 2rem; font-weight: 900; color: var(--accent); }
.stat-card__lbl { font-size: .75rem; color: var(--text2); margin-top: .25rem; }

/* BUTTONS */
.btn { display: inline-flex; align-items: center; gap: .4rem; padding: .5rem 1rem; border-radius: 8px; border: none; cursor: pointer; font-size: .875rem; font-weight: 600; transition: .2s; }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.btn-primary { background: var(--accent); color: #000; }
.btn-primary:hover { background: #d97706; }
.btn-success { background: var(--accent3); color: #fff; }
.btn-success:hover { background: #059669; }
.btn-danger { background: var(--accent2); color: #fff; }
.btn-danger:hover { background: #dc2626; }
.btn-ghost { background: transparent; border: 1px solid var(--border); color: var(--text2); }
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }
.btn-sm { padding: .3rem .7rem; font-size: .78rem; }

/* BADGE */
.badge { display: inline-block; padding: .2rem .5rem; border-radius: 6px; font-size: .72rem; font-weight: 700; }
.badge-yellow { background: rgba(245,158,11,.15); color: var(--accent); border: 1px solid rgba(245,158,11,.3); }
.badge-green { background: rgba(16,185,129,.15); color: var(--accent3); border: 1px solid rgba(16,185,129,.3); }
.badge-red { background: rgba(239,68,68,.15); color: var(--accent2); border: 1px solid rgba(239,68,68,.3); }
.badge-blue { background: rgba(99,102,241,.15); color: #818cf8; border: 1px solid rgba(99,102,241,.3); }

/* TABLE */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: .875rem; }
th { text-align: left; padding: .6rem .75rem; color: var(--text2); font-size: .75rem; text-transform: uppercase; letter-spacing: .05em; border-bottom: 1px solid var(--border); }
td { padding: .65rem .75rem; border-bottom: 1px solid var(--border); }
tr:hover td { background: var(--bg3); }

/* FORMS */
.form-group { margin-bottom: 1rem; }
.form-label { display: block; font-size: .8rem; color: var(--text2); margin-bottom: .4rem; }
.form-control { width: 100%; background: var(--bg3); border: 1px solid var(--border); color: var(--text); border-radius: 8px; padding: .55rem .85rem; font-size: .9rem; transition: .2s; }
.form-control:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(245,158,11,.15); }
select.form-control option { background: var(--bg3); }

/* TOAST */
.toast-container { position: fixed; bottom: 1.5rem; right: 1.5rem; z-index: 9999; display: flex; flex-direction: column; gap: .5rem; }
.toast { background: var(--bg2); border: 1px solid var(--border); border-radius: 10px; padding: .75rem 1.2rem; font-size: .875rem; min-width: 260px; opacity: 0; transform: translateX(40px); transition: .3s; box-shadow: var(--shadow); }
.toast--show { opacity: 1; transform: translateX(0); }
.toast--success { border-color: var(--accent3); }
.toast--error { border-color: var(--accent2); }
.toast--warning { border-color: var(--accent); }

/* LOGIN */
.login-body { display: flex; align-items: center; justify-content: center; min-height: 100vh; background: radial-gradient(ellipse at 30% 20%, #1a1200 0%, var(--bg) 70%); }
.login-container { width: 100%; max-width: 420px; padding: 1rem; }
.login-card { background: var(--bg2); border: 1px solid var(--border); border-radius: 20px; padding: 2rem; box-shadow: var(--shadow); }
.login-header { text-align: center; margin-bottom: 1.5rem; }
.login-logo { font-size: 3rem; display: block; }
.login-header h1 { font-size: 1.5rem; font-weight: 900; color: var(--accent); }
.login-header p { font-size: .85rem; color: var(--text2); margin-top: .3rem; }
.login-tabs { display: flex; gap: 4px; background: var(--bg3); border-radius: 10px; padding: 4px; margin-bottom: 1.25rem; }
.login-tab { flex: 1; padding: .45rem; border: none; background: transparent; color: var(--text2); border-radius: 8px; cursor: pointer; font-size: .875rem; transition: .2s; }
.login-tab.active { background: var(--accent); color: #000; font-weight: 700; }
.login-form { display: flex; flex-direction: column; gap: .75rem; }
.login-field label { display: block; font-size: .8rem; color: var(--text2); margin-bottom: .35rem; }
.login-field input { width: 100%; background: var(--bg3); border: 1px solid var(--border); color: var(--text); border-radius: 10px; padding: .65rem 1rem; font-size: .9rem; transition: .2s; }
.login-field input:focus { outline: none; border-color: var(--accent); }
.login-btn { width: 100%; background: var(--accent); color: #000; font-weight: 700; border: none; border-radius: 10px; padding: .75rem; font-size: 1rem; cursor: pointer; transition: .2s; margin-top: .5rem; }
.login-btn:hover { background: #d97706; transform: translateY(-1px); }
.login-error { color: var(--accent2); font-size: .82rem; min-height: 1.2rem; }
.login-hint { font-size: .8rem; color: var(--text2); text-align: center; }
.login-hint a { color: var(--accent); text-decoration: none; }
.login-footer { margin-top: 1.5rem; border-top: 1px solid var(--border); padding-top: 1rem; font-size: .78rem; color: var(--text2); }
.login-creds { width: 100%; margin-top: .5rem; border-collapse: collapse; }
.login-creds td { padding: .2rem .5rem; }

/* MENU CLIENTE */
.menu-hero { background: linear-gradient(135deg, #1a0a00, #0f0f13); border-radius: var(--radius); padding: 1.5rem; margin-bottom: 1.5rem; display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 1rem; border: 1px solid var(--border); }
.menu-hero__info h2 { font-size: 1.4rem; font-weight: 900; color: var(--accent); }
.menu-hero__info p { color: var(--text2); font-size: .85rem; }
.menu-cats { display: flex; flex-wrap: wrap; gap: .5rem; margin-bottom: 1.25rem; }
.cat-btn { padding: .4rem .9rem; border-radius: 20px; border: 1px solid var(--border); background: transparent; color: var(--text2); cursor: pointer; font-size: .82rem; transition: .2s; }
.cat-btn.active, .cat-btn:hover { background: var(--accent); color: #000; border-color: var(--accent); font-weight: 700; }
.menu-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 1.25rem; }
.dish-card { background: var(--bg2); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; transition: .25s; cursor: pointer; }
.dish-card:hover { border-color: var(--accent); transform: translateY(-3px); box-shadow: 0 12px 40px rgba(245,158,11,.1); }
.dish-card__img { width: 100%; height: 160px; object-fit: cover; background: var(--bg3); }
.dish-card__body { padding: 1rem; }
.dish-card__name { font-weight: 700; margin-bottom: .25rem; }
.dish-card__desc { font-size: .8rem; color: var(--text2); margin-bottom: .75rem; line-height: 1.4; }
.dish-card__footer { display: flex; align-items: center; justify-content: space-between; }
.dish-card__price { font-size: 1.1rem; font-weight: 900; color: var(--accent); }
.add-btn { width: 32px; height: 32px; border-radius: 50%; background: var(--accent); border: none; color: #000; font-size: 1.2rem; cursor: pointer; display: flex; align-items: center; justify-content: center; transition: .2s; }
.add-btn:hover { transform: scale(1.15); }

/* CARRITO */
.cart-panel { position: fixed; bottom: 0; left: 0; right: 0; background: var(--bg2); border-top: 2px solid var(--accent); padding: 1rem 1.5rem; display: flex; align-items: center; justify-content: space-between; z-index: 200; transform: translateY(100%); transition: .3s; }
.cart-panel.visible { transform: translateY(0); }
.cart-summary { font-size: .9rem; color: var(--text2); }
.cart-summary strong { color: var(--accent); font-size: 1.1rem; }

/* MODAL */
.modal-overlay { position: fixed; inset: 0; background: rgba(0,0,0,.7); z-index: 500; display: flex; align-items: center; justify-content: center; opacity: 0; pointer-events: none; transition: .2s; }
.modal-overlay.open { opacity: 1; pointer-events: all; }
.modal { background: var(--bg2); border: 1px solid var(--border); border-radius: 16px; width: min(520px, 95vw); max-height: 85vh; overflow-y: auto; box-shadow: var(--shadow); transform: scale(.95); transition: .2s; }
.modal-overlay.open .modal { transform: scale(1); }
.modal-header { padding: 1.25rem 1.5rem; border-bottom: 1px solid var(--border); display: flex; justify-content: space-between; align-items: center; }
.modal-header h3 { font-weight: 700; }
.modal-close { background: none; border: none; color: var(--text2); font-size: 1.4rem; cursor: pointer; }
.modal-body { padding: 1.25rem 1.5rem; }
.modal-footer { padding: 1rem 1.5rem; border-top: 1px solid var(--border); display: flex; gap: .75rem; justify-content: flex-end; }

/* COCINA / KANBAN */
.kanban { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 1rem; }
.kanban-col { background: var(--bg2); border: 1px solid var(--border); border-radius: var(--radius); padding: 1rem; min-height: 300px; }
.kanban-col__header { font-weight: 700; margin-bottom: 1rem; display: flex; align-items: center; gap: .5rem; }
.orden-ticket { background: var(--bg3); border: 1px solid var(--border); border-radius: 10px; padding: .85rem; margin-bottom: .75rem; border-left: 4px solid transparent; transition: .2s; }
.orden-ticket:hover { border-color: var(--accent); }
.orden-ticket__header { display: flex; justify-content: space-between; align-items: center; margin-bottom: .5rem; }
.orden-ticket__id { font-weight: 700; font-size: .9rem; }
.orden-ticket__mesa { font-size: .8rem; color: var(--text2); }
.orden-ticket__items { font-size: .82rem; color: var(--text2); line-height: 1.6; }
.orden-ticket__actions { margin-top: .75rem; display: flex; gap: .5rem; }
.timer { font-size: .75rem; font-weight: 700; padding: .15rem .4rem; border-radius: 6px; }
.timer-ok { color: var(--accent3); background: rgba(16,185,129,.1); }
.timer-warn { color: var(--accent); background: rgba(245,158,11,.1); }
.timer-late { color: var(--accent2); background: rgba(239,68,68,.1); }

/* MAPA */
#mapContainer { height: 400px; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--border); }

/* CHAT */
.chat-box { background: var(--bg3); border-radius: var(--radius); height: 320px; overflow-y: auto; padding: 1rem; display: flex; flex-direction: column; gap: .5rem; }
.chat-msg { max-width: 75%; padding: .5rem .85rem; border-radius: 12px; font-size: .85rem; line-height: 1.4; }
.chat-msg.me { align-self: flex-end; background: rgba(245,158,11,.2); border: 1px solid rgba(245,158,11,.3); }
.chat-msg.other { align-self: flex-start; background: var(--bg2); border: 1px solid var(--border); }
.chat-msg__author { font-size: .7rem; color: var(--text2); margin-bottom: .15rem; font-weight: 700; }
.chat-input-row { display: flex; gap: .5rem; margin-top: .75rem; }
.chat-input-row input { flex: 1; }

/* DASHBOARD GRID */
.dash-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
@media (max-width: 768px) { .dash-grid { grid-template-columns: 1fr; } .menu-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 480px) { .menu-grid { grid-template-columns: 1fr; } }

/* STAR RATING */
.star-rating { display: flex; gap: .25rem; }
.star { font-size: 1.5rem; cursor: pointer; color: var(--border); transition: .15s; }
.star.active, .star:hover { color: var(--accent); }

/* ALERT STRIP */
.alert { padding: .75rem 1rem; border-radius: 10px; font-size: .875rem; margin-bottom: .75rem; border-left: 4px solid; }
.alert-warn { background: rgba(245,158,11,.1); border-color: var(--accent); color: var(--accent); }
.alert-danger { background: rgba(239,68,68,.1); border-color: var(--accent2); color: var(--accent2); }
.alert-success { background: rgba(16,185,129,.1); border-color: var(--accent3); color: var(--accent3); }

/* TRACKING STEPS */
.tracking-steps { display: flex; gap: 0; margin: 1.5rem 0; }
.step { flex: 1; text-align: center; position: relative; }
.step::before { content: ''; display: block; height: 2px; background: var(--border); position: absolute; top: 18px; left: 50%; right: -50%; }
.step:last-child::before { display: none; }
.step__dot { width: 36px; height: 36px; border-radius: 50%; background: var(--bg3); border: 2px solid var(--border); margin: 0 auto .5rem; display: flex; align-items: center; justify-content: center; font-size: 1rem; position: relative; z-index: 1; }
.step.done .step__dot { background: var(--accent3); border-color: var(--accent3); }
.step.active .step__dot { background: var(--accent); border-color: var(--accent); animation: pulse 1.5s infinite; }
.step__lbl { font-size: .72rem; color: var(--text2); }
@keyframes pulse { 0%,100%{box-shadow:0 0 0 0 rgba(245,158,11,.4)} 50%{box-shadow:0 0 0 8px rgba(245,158,11,0)} }

/* SCROLLBAR */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--bg3); border-radius: 6px; }

/* ============================================================
   HUB PORTAL
   ============================================================ */
.hub-body { min-height: 100vh; background: var(--bg); overflow-x: hidden; }
.hub-particles { position: fixed; inset: 0; z-index: 0; pointer-events: none; }
.hub-wrapper { position: relative; z-index: 1; max-width: 1100px; margin: 0 auto; padding: 2rem 1.5rem 3rem; }

/* Hero */
.hub-hero { text-align: center; padding: 3rem 1rem 2rem; opacity: 0; transform: translateY(30px); transition: .6s cubic-bezier(.22,1,.36,1); }
.hub-hero--visible { opacity: 1; transform: translateY(0); }
.hub-hero__glow { position: absolute; top: -80px; left: 50%; transform: translateX(-50%); width: 400px; height: 400px; background: radial-gradient(circle, rgba(245,158,11,.12) 0%, transparent 70%); pointer-events: none; z-index: -1; }
.hub-hero__icon { font-size: 4rem; display: block; margin-bottom: .5rem; filter: drop-shadow(0 4px 20px rgba(245,158,11,.3)); }
.hub-hero__title { font-family: 'Poppins', sans-serif; font-size: 2.8rem; font-weight: 900; background: linear-gradient(135deg, var(--accent), #fbbf24, #f59e0b); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; letter-spacing: -1px; }
.hub-hero__sub { font-family: 'Poppins', sans-serif; font-size: 1rem; color: var(--text2); font-weight: 300; margin-top: .25rem; }
.hub-hero__line { width: 60px; height: 3px; background: linear-gradient(90deg, var(--accent), transparent); margin: 1.5rem auto 0; border-radius: 2px; }

/* Session Bar */
.hub-session-bar { display: flex; align-items: center; justify-content: space-between; background: rgba(245,158,11,.08); border: 1px solid rgba(245,158,11,.2); border-radius: 14px; padding: .75rem 1.25rem; margin-bottom: 2rem; flex-wrap: wrap; gap: .75rem; backdrop-filter: blur(10px); animation: fadeInUp .5s .3s both; }
.hub-session-bar__info { display: flex; align-items: center; gap: .6rem; }
.hub-session-bar__dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent3); box-shadow: 0 0 8px rgba(16,185,129,.5); animation: pulse 2s infinite; }
.hub-session-bar__actions { display: flex; gap: .5rem; }

/* Sections */
.hub-section { margin-bottom: 2.5rem; opacity: 0; transform: translateY(30px); transition: .6s cubic-bezier(.22,1,.36,1); }
.hub-section--visible { opacity: 1; transform: translateY(0); }
.hub-section__title { font-family: 'Poppins', sans-serif; font-size: 1.3rem; font-weight: 700; color: var(--text); margin-bottom: 1.25rem; display: flex; align-items: center; gap: .5rem; }
.hub-section__emoji { font-size: 1.4rem; }

/* Cards Grid */
.hub-cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 1rem; }
.hub-card { display: block; background: rgba(26,26,36,.7); border: 1px solid var(--border); border-radius: 16px; padding: 1.5rem; text-decoration: none; color: var(--text); position: relative; overflow: hidden; transition: all .3s cubic-bezier(.22,1,.36,1); backdrop-filter: blur(12px); }
.hub-card:hover { transform: translateY(-4px); box-shadow: 0 12px 40px rgba(0,0,0,.3); }
.hub-card__icon { font-size: 2.2rem; margin-bottom: .75rem; }
.hub-card__title { font-family: 'Poppins', sans-serif; font-size: 1.1rem; font-weight: 700; margin-bottom: .35rem; }
.hub-card__desc { font-size: .82rem; color: var(--text2); line-height: 1.5; }
.hub-card__arrow { position: absolute; bottom: 1.25rem; right: 1.25rem; font-size: 1.2rem; color: var(--text2); transition: .3s; opacity: 0; transform: translateX(-8px); }
.hub-card:hover .hub-card__arrow { opacity: 1; transform: translateX(0); }

/* Card color variants (border glow on hover) */
.hub-card--orange:hover { border-color: var(--accent); box-shadow: 0 12px 40px rgba(245,158,11,.15); }
.hub-card--green:hover { border-color: var(--accent3); box-shadow: 0 12px 40px rgba(16,185,129,.15); }
.hub-card--blue:hover { border-color: #6366f1; box-shadow: 0 12px 40px rgba(99,102,241,.15); }
.hub-card--amber:hover { border-color: #fbbf24; box-shadow: 0 12px 40px rgba(251,191,36,.15); }
.hub-card--purple:hover { border-color: #a78bfa; box-shadow: 0 12px 40px rgba(167,139,250,.15); }
.hub-card--red:hover { border-color: var(--accent2); box-shadow: 0 12px 40px rgba(239,68,68,.15); }
.hub-card--teal:hover { border-color: #2dd4bf; box-shadow: 0 12px 40px rgba(45,212,191,.15); }
.hub-card--yellow:hover { border-color: var(--accent); box-shadow: 0 12px 40px rgba(245,158,11,.15); }
.hub-card--cyan:hover { border-color: #22d3ee; box-shadow: 0 12px 40px rgba(34,211,238,.15); }
.hub-card--pink:hover { border-color: #f472b6; box-shadow: 0 12px 40px rgba(244,114,182,.15); }
.hub-card--locked { opacity: .35; pointer-events: none; }

/* Footer */
.hub-footer { text-align: center; padding: 2rem 0 1rem; border-top: 1px solid var(--border); margin-top: 2rem; }
.hub-footer__brand { font-family: 'Poppins', sans-serif; font-size: 1.1rem; font-weight: 700; color: var(--accent); }
.hub-footer__copy { font-size: .75rem; color: var(--text2); margin-top: .25rem; }

/* ============================================================
   LOGIN IMPROVEMENTS
   ============================================================ */
.login-container { opacity: 0; transform: translateY(20px); transition: .5s cubic-bezier(.22,1,.36,1); }
.login-container--visible { opacity: 1; transform: translateY(0); }
.login-back { display: block; text-align: center; color: var(--text2); text-decoration: none; font-size: .82rem; margin-bottom: 1rem; transition: .2s; }
.login-back:hover { color: var(--accent); }
.login-btn { position: relative; display: flex; align-items: center; justify-content: center; gap: .5rem; }
.login-btn--green { background: var(--accent3); }
.login-btn--green:hover { background: #059669; }
.login-btn:disabled { opacity: .7; cursor: wait; }
.login-error { min-height: 1.2rem; transition: .3s; opacity: 0; }
.login-error--visible { opacity: 1; }

/* Shake */
.login-form--shake { animation: shake .4s ease-in-out; }
@keyframes shake { 0%,100%{transform:translateX(0)} 20%{transform:translateX(-8px)} 40%{transform:translateX(8px)} 60%{transform:translateX(-6px)} 80%{transform:translateX(6px)} }

/* Success Overlay */
.login-success { text-align: center; padding: 2rem 0; animation: fadeInUp .4s ease; }
.login-success__icon { font-size: 3rem; margin-bottom: .75rem; }
.login-success__title { font-family: 'Poppins', sans-serif; font-size: 1.5rem; font-weight: 700; color: var(--accent3); }
.login-success__name { font-size: 1rem; color: var(--text); margin: .25rem 0 .75rem; }
.login-success__msg { font-size: .85rem; color: var(--text2); margin-bottom: 1rem; }
.login-success__bar { width: 100%; height: 3px; background: var(--bg3); border-radius: 3px; overflow: hidden; }
.login-success__progress { height: 100%; width: 0; background: linear-gradient(90deg, var(--accent3), var(--accent)); border-radius: 3px; animation: progressFill 1.5s ease forwards; }
@keyframes progressFill { to { width: 100%; } }

/* ============================================================
   ANIMATIONS
   ============================================================ */
@keyframes fadeInUp { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }

/* Responsive hub */
@media (max-width: 640px) {
  .hub-hero__title { font-size: 2rem; }
  .hub-cards { grid-template-columns: 1fr; }
  .hub-session-bar { flex-direction: column; text-align: center; }
}