/* XỔ SỐ PHÚC KIM — shared public shell. Header/footer/page shell are common to Home, Statistics, Matcher and CMS pages. */
html[data-theme="light"],html[data-theme="dark"]{--pk-bg:var(--bg-body);--pk-surface:var(--bg-surface);--pk-soft:var(--bg-surface-2);--pk-hover:var(--bg-hover);--pk-active:var(--bg-active);--pk-input:var(--bg-input);--pk-line:var(--border);--pk-line-light:var(--border-light);--pk-line-input:var(--border-input);--pk-text:var(--text-primary);--pk-text-2:var(--text-secondary);--pk-muted:var(--text-muted);--pk-faint:var(--text-faint);--pk-brand:var(--accent);--pk-brand-hover:var(--accent-hover);--pk-brand-soft:var(--accent-soft);--pk-brand-soft-text:var(--accent-soft-text);--pk-gold:var(--gold);--pk-success:var(--success-text);--pk-shadow-sm:var(--shadow-sm);--pk-shadow-md:var(--shadow-md);--pk-shadow-lg:var(--shadow-lg)}
body{background:var(--pk-bg);color:var(--pk-text-2)}.pk-container{width:min(1360px,calc(100% - 40px));margin-inline:auto}
.pk-topbar{background:var(--pk-surface);border-bottom:1px solid var(--pk-line);color:var(--pk-muted);font-size:.78rem}.pk-topbar-inner{min-height:36px;display:flex;align-items:center;justify-content:space-between;gap:18px}.pk-topbar-status,.pk-utility{display:flex;align-items:center;gap:16px}.pk-calendar{display:flex;align-items:center;gap:7px}.pk-calendar strong{color:var(--pk-brand)}.pk-calendar small{color:var(--pk-faint)}.pk-topbar-notice{white-space:nowrap}.pk-utility a{color:var(--pk-muted)}.pk-utility a:hover{color:var(--pk-brand)}
.pk-header{position:sticky;top:0;z-index:80;background:color-mix(in srgb,var(--pk-surface) 96%,transparent);border-bottom:1px solid var(--pk-line);box-shadow:var(--pk-shadow-sm);backdrop-filter:blur(14px)}.pk-header-inner{min-height:72px;display:flex;align-items:center;gap:20px}.pk-brand{display:flex;align-items:center;gap:10px;min-width:max-content;color:var(--pk-text)}.pk-brand-mark{width:42px;height:42px;display:grid;place-items:center;border-radius:12px;background:linear-gradient(135deg,var(--pk-brand),#1e40af);color:#fff;font-size:.82rem;font-weight:800;box-shadow:0 8px 16px -6px color-mix(in srgb,var(--pk-brand) 42%,transparent)}.pk-brand strong,.pk-brand small{display:block}.pk-brand strong{font-size:1rem;font-weight:800;letter-spacing:-.02em}.pk-brand small{font-size:.65rem;font-weight:500;color:var(--pk-muted);letter-spacing:.3px;margin-top:1px}.pk-main-nav{display:flex;align-items:center;justify-content:center;gap:4px;flex:1}.pk-nav-item{position:relative}.pk-nav-item>a{display:block;padding:8px 14px;border-radius:10px;color:var(--pk-text-2);font-size:.86rem;font-weight:500}.pk-nav-item>a:hover{background:var(--pk-hover);color:var(--pk-brand)}.pk-submenu{display:none;position:absolute;top:calc(100% + 8px);left:0;min-width:220px;padding:6px;background:var(--pk-surface);border:1px solid var(--pk-line);border-radius:14px;box-shadow:var(--pk-shadow-lg)}.pk-submenu a{display:block;padding:8px 11px;border-radius:9px;color:var(--pk-text-2);font-size:.82rem}.pk-submenu a:hover{background:var(--pk-hover);color:var(--pk-brand)}.pk-nav-item:hover .pk-submenu,.pk-nav-item:focus-within .pk-submenu{display:block}.pk-menu-toggle{display:none;border:0;background:transparent;color:var(--pk-muted);font-size:1.25rem}.pk-theme-toggle{flex:0 0 40px;width:40px;height:40px;border:0;border-radius:10px;display:grid;place-items:center;background:transparent;color:var(--pk-muted);font-size:17px}.pk-theme-toggle:hover{background:var(--pk-hover);color:var(--pk-brand)}.pk-theme-toggle [data-theme-icon-light]{display:none}html[data-theme="dark"] .pk-theme-toggle [data-theme-icon-light]{display:inline}html[data-theme="dark"] .pk-theme-toggle [data-theme-icon-dark]{display:none}.pk-admin-link{white-space:nowrap}
.pk-kicker{font-size:.68rem;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:var(--pk-brand)}.pk-public-page{min-height:58vh;padding-bottom:18px}.pk-public-hero{margin-top:18px;padding:20px 22px;border:1px solid var(--pk-line);border-radius:18px;background:linear-gradient(135deg,color-mix(in srgb,var(--pk-brand) 11%,var(--pk-surface)),var(--pk-surface));box-shadow:var(--pk-shadow-sm);display:flex;align-items:center;justify-content:space-between;gap:22px}.pk-public-hero h1{margin:4px 0 6px;color:var(--pk-text);font-size:clamp(1.35rem,2.4vw,2rem);letter-spacing:-.025em}.pk-public-hero p{margin:0;color:var(--pk-muted);line-height:1.65;max-width:850px}.pk-public-workspace{margin-top:16px;padding:16px;border:1px solid var(--pk-line);border-radius:16px;background:var(--pk-surface);box-shadow:var(--pk-shadow-sm)}.pk-public-section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:12px}.pk-public-section-head h2{margin:3px 0 0;color:var(--pk-text);font-size:1.06rem}.pk-public-section-head p{margin:4px 0 0;color:var(--pk-muted);font-size:.78rem;line-height:1.5}
.pk-footer{background:var(--footer-custom,#0f172a);color:#cbd5e1;margin-top:36px;padding:40px 0 20px}.pk-footer .pk-brand{color:#fff}.pk-footer .pk-brand small{color:#94a3b8}.pk-footer .pk-brand-mark{box-shadow:none}.pk-footer-grid{display:grid;grid-template-columns:1.5fr repeat(3,minmax(160px,1fr));gap:36px}.pk-footer-brand p{max-width:430px;font-size:.8rem;line-height:1.7;color:#94a3b8}.pk-footer-contact{display:flex;flex-wrap:wrap;gap:8px 14px;margin-top:10px}.pk-footer-brand>a:not(.pk-brand),.pk-footer-contact a{color:#bfdbfe;font-size:.78rem}.pk-footer-menu h3{font-size:.84rem;color:#fff;margin:0 0 12px}.pk-footer-menu ul{list-style:none;margin:0;padding:0;display:grid;gap:9px}.pk-footer-menu a{color:#94a3b8;font-size:.78rem}.pk-footer-menu a:hover{color:#fff}.pk-footer-bottom{margin-top:28px;padding-top:20px;border-top:1px solid rgba(255,255,255,.1);display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:.72rem;color:#94a3b8}
@media(max-width:1024px){.pk-main-nav{display:none;position:absolute;left:12px;right:12px;top:calc(100% + 8px);padding:8px;background:var(--pk-surface);border:1px solid var(--pk-line);border-radius:14px;box-shadow:var(--pk-shadow-lg)}.pk-main-nav.is-open{display:grid}.pk-nav-item>a{padding:10px 12px}.pk-submenu{position:static;display:block;margin:3px 0 0 14px;border:0;box-shadow:none;background:transparent}.pk-menu-toggle{display:block;margin-left:auto}.pk-footer-grid{grid-template-columns:1fr 1fr}}
@media(max-width:760px){.pk-container{width:min(100% - 24px,1360px)}.pk-topbar-inner{justify-content:center}.pk-topbar-notice,.pk-utility a:not(:last-child),.pk-calendar small{display:none}.pk-header-inner{gap:8px}.pk-brand strong{font-size:.88rem}.pk-brand small{font-size:.6rem}.pk-admin-link{padding-inline:10px;min-height:40px}.pk-public-hero{display:grid;padding:16px}.pk-public-workspace{padding:12px}.pk-public-section-head{align-items:flex-start;display:grid}.pk-footer-grid{grid-template-columns:1fr}.pk-footer-bottom{flex-direction:column;text-align:center}.pk-theme-toggle{width:38px;height:38px;flex-basis:38px}}
@media(max-width:460px){.pk-brand-mark{width:38px;height:38px}.pk-admin-link{font-size:.75rem}.pk-public-hero{margin-top:12px;border-radius:14px}}


/* V2.15 — keep current lunar date visible on mobile/tablet topbar. */
@media(max-width:1024px){.pk-topbar-inner .pk-calendar small{display:inline!important}.pk-topbar-inner .pk-calendar{flex-wrap:wrap;justify-content:center;row-gap:1px}}
@media(max-width:760px){.pk-topbar-inner .pk-calendar{font-size:.68rem;column-gap:5px}.pk-topbar-inner .pk-calendar small{font-size:.61rem}}

/* V2.16 — ngày dương/âm lịch nhận diện rõ trên topbar. */
.pk-calendar{font-weight:800}
.pk-calendar-solar{font-weight:900;color:#2563eb!important}
.pk-calendar-lunar{font-weight:900;color:#b45309!important}
[data-public-theme="dark"] .pk-calendar-solar{color:#60a5fa!important}
[data-public-theme="dark"] .pk-calendar-lunar{color:#fbbf24!important}