/* Themes are presentation only. No remote assets, motion or layout changes to workshop tools. */
body{--season-contrast:#fff;--season-link:#245d70;--season-tint:#f5f7f8;--season-border:#e3e9ec;--season-art:#9b7536}
body.theme-christmas{--nav:#183d36;--accent:#a8463d;--season-link:#315b4d;--season-tint:#f7f5ef;--season-border:#e3dfcf;--season-art:#42735c;background:#f7f5ef}
body.theme-summer{--nav:#153f4a;--accent:#137480;--season-link:#176472;--season-tint:#f0f8f8;--season-border:#d1e7e5;--season-art:#ad781d;background:#f0f8f8}
body[class*="theme-"] .brand-mark,body[class*="theme-"] .button.primary{background:var(--accent);color:var(--season-contrast)}
body.theme-christmas .sidebar nav a.active,body.theme-christmas .sidebar nav a:hover{background:#2b5148}
body.theme-summer .sidebar nav a.active,body.theme-summer .sidebar nav a:hover{background:#245562}
body.theme-christmas .sidebar,body.theme-summer .sidebar{background:var(--nav)}
body.theme-christmas.auth-page{background:radial-gradient(ellipse at top right,#e3ebdf,transparent 60%),#f7f5ef}
body.theme-summer.auth-page{background:radial-gradient(ellipse at top right,#f7eccb,transparent 55%),#edf7f7}
body.theme-christmas .topbar,body.theme-summer .topbar{border-bottom-color:var(--season-border)}
body.theme-christmas main a:not(.button),body.theme-summer main a:not(.button):not(.active){color:var(--season-link)}
.seasonal-greeting{display:flex;align-items:center;gap:18px;border:1px solid var(--season-border);border-radius:16px;background:linear-gradient(110deg,#ffffffd9,var(--season-tint));padding:22px 26px;margin-bottom:26px;overflow-wrap:anywhere}
.seasonal-art{flex:0 0 48px;color:var(--season-art)}.seasonal-art svg{display:block;width:48px;height:48px}.seasonal-greeting h2{font-size:21px;margin:0 0 5px}.seasonal-greeting p{font-size:13px;margin:0;color:#50636b;line-height:1.6}
.auth-page .seasonal-greeting{max-width:620px;margin:0 auto 26px}.workspace .seasonal-greeting{padding:16px 22px}.workspace .seasonal-greeting h2{font-size:17px}.workspace .seasonal-art{flex-basis:36px}.workspace .seasonal-art svg{width:36px;height:36px}
.theme-picker{border:0;padding:0;margin:22px 0 26px;min-width:0}.theme-picker legend{font-weight:650;margin-bottom:14px}.theme-card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.theme-choice{background:white;border:1px solid #dce5e9;border-radius:15px;padding:14px}.theme-choice:has(input:checked){border:2px solid #426a7a;padding:13px;box-shadow:0 0 0 3px #426a7a10}.theme-choice label{display:block;cursor:pointer}.theme-choice input{width:auto!important;margin:0;accent-color:#315e70}.theme-choice-name{display:flex;align-items:center;gap:9px;padding:16px 2px;font-weight:650;font-size:14px}.theme-choice>.button{width:100%;font-size:11px}.theme-swatch{display:flex;height:130px;border:1px solid #e4e9eb;border-radius:9px;overflow:hidden;background:#f5f7f8;--swatch-nav:#142b3b;--swatch-accent:#e67b45;--swatch-tint:#edf1f4}.swatch-christmas{background:#f7f5ef;--swatch-nav:#183d36;--swatch-accent:#a8463d;--swatch-tint:#e8edde}.swatch-summer{background:#f0f8f8;--swatch-nav:#153f4a;--swatch-accent:#137480;--swatch-tint:#f5e9c5}.swatch-nav{width:23%;background:var(--swatch-nav)}.swatch-page{flex:1;padding:15px;display:grid;gap:8px;align-content:start}.swatch-page i{height:28px;border-radius:5px;background:var(--swatch-tint)}.swatch-page b{height:10px;border-radius:3px;background:white}.swatch-page em{height:12px;width:34%;border-radius:3px;background:var(--swatch-accent)}
.appearance-options{margin-bottom:20px}.appearance-accent{display:flex;align-items:center;gap:24px;flex-wrap:wrap}.appearance-accent input[type=color]{width:64px;height:40px;padding:4px;cursor:pointer}.appearance-accent label{font-size:13px}.theme-preview-toolbar{position:relative;z-index:2;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;background:#fff;padding:16px 24px;border-bottom:1px solid #dde5e9;font-size:12px}.preview-sidebar{top:50px}.preview-sidebar nav span{display:block;padding:14px 12px;font-size:13px;color:#e1eaef}.preview-nav-active{border-left:3px solid var(--accent);background:#ffffff12;border-radius:6px}.theme-sample-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}.preview-input{padding:13px;border:1px solid #dce5e9;border-radius:8px;margin-bottom:18px;color:#647780;font-size:13px}.theme-preview-toolbar a{color:#245d70}
@media(max-width:720px){.theme-card-grid{grid-template-columns:1fr}.theme-swatch{height:110px}.seasonal-greeting{padding:18px;gap:14px}.seasonal-greeting h2{font-size:19px}.theme-sample-grid{grid-template-columns:1fr}.preview-sidebar{position:static}.preview-sidebar nav{display:flex}.theme-preview-toolbar{padding:12px 18px}.theme-choice{display:grid;grid-template-columns:1fr auto;align-items:end;gap:12px}.theme-choice>.button{margin-bottom:12px}.theme-choice-name{padding-bottom:8px}.theme-choice input{width:auto!important}}

/* Cyber: technical dark chrome around a clear, readable workshop surface. */
body.theme-cyber{--nav:#0b2030;--accent:#086b80;--season-link:#155f76;--season-tint:#eaf5f9;--season-border:#c6dce6;--season-art:#167a93;--line:#cfdee6;background-color:#eef4f8;background-image:linear-gradient(#bfd2df24 1px,transparent 1px),linear-gradient(90deg,#bfd2df24 1px,transparent 1px);background-size:32px 32px}
body.theme-cyber .sidebar{background:linear-gradient(180deg,#0b2030,#122d42);border-right:1px solid #3d7892}.theme-cyber .brand-mark{border:1px solid #7fe9fa;box-shadow:0 0 18px #44d4ee20;border-radius:7px}.theme-cyber .sidebar nav a{border-radius:5px}.theme-cyber .sidebar nav a.active,.theme-cyber .sidebar nav a:hover{background:#203f55;box-shadow:inset 3px 0 #66dfed}.theme-cyber .topbar{background:#122c40;color:#d9edf7;border-bottom:1px solid #42748b}.theme-cyber .topbar .muted,.theme-cyber .workspace-label{color:#a9cbdc}.theme-cyber .topbar:after{content:'';width:32px;height:4px;flex-shrink:0;background:repeating-linear-gradient(90deg,#69d9e6 0 7px,transparent 7px 11px);opacity:.8}.theme-cyber .panel,.theme-cyber .metric,.theme-cyber .login-card{border-color:#bed2de;border-radius:9px;box-shadow:0 5px 20px #20445c09}.theme-cyber .panel-heading h2,.theme-cyber .metric strong{font-variant-numeric:tabular-nums}.theme-cyber .metric strong{font-family:Consolas,"Cascadia Code",monospace;color:#175d74}.theme-cyber .metric-line{background:#2291a6}.theme-cyber .seasonal-greeting{border-radius:9px;background:linear-gradient(110deg,#fafdff,#deeff6);border-top:2px solid #25879d}.theme-cyber .seasonal-art{filter:drop-shadow(0 0 8px #2cb2ce26)}.theme-cyber main a:not(.button):not(.active){color:var(--season-link)}.theme-cyber .button{border-radius:5px}.theme-cyber th{background:#eaf1f6;color:#506f82}.theme-cyber .footer{color:#486779}
/* White and grey: restrained monochrome surfaces and generous contrast. */
body.theme-white-grey{--nav:#30343a;--accent:#505862;--season-link:#414a54;--season-tint:#f5f5f6;--season-border:#dedfe2;--season-art:#747c86;--line:#e0e1e4;--muted:#6b7078;background:#f5f5f6}.theme-white-grey .sidebar{background:#fff;color:#292f37;border-right:1px solid #dedfe2}.theme-white-grey .brand small,.theme-white-grey .nav-caption,.theme-white-grey .sidebar-bottom small{color:#6c737d}.theme-white-grey .sidebar nav a{color:#545e69}.theme-white-grey .sidebar nav a.active,.theme-white-grey .sidebar nav a:hover{background:#eff0f2;color:#202a34;box-shadow:inset 3px 0 var(--accent)}.theme-white-grey .sidebar-bottom{border-color:#e1e3e6}.theme-white-grey .avatar{background:#e8eaed;color:#454e58}.theme-white-grey .signout{color:#545e69}.theme-white-grey .panel,.theme-white-grey .metric,.theme-white-grey .login-card{box-shadow:none;border-color:#dedfe2;border-radius:10px}.theme-white-grey .button{border-radius:6px;box-shadow:none}.theme-white-grey .secondary{color:#454e58;border-color:#d4d7dc}.theme-white-grey .topbar{background:#fff;border-color:#dedfe2}.theme-white-grey .orders-table tbody tr:nth-child(even),.theme-white-grey .customer-directory-table tbody tr:nth-child(even),.theme-white-grey .customer-repair-table tbody tr:nth-child(even),.theme-white-grey .stock-table tbody tr:nth-child(even){background:#f0f1f3}.theme-white-grey tbody tr:hover{background:#e9ebee}.theme-white-grey .seasonal-greeting{background:#fff}.theme-white-grey main a:not(.button):not(.active){color:var(--season-link)}.theme-white-grey .metric-line{background:#858d96}.theme-white-grey .metric:nth-child(2) .metric-line{background:#b1b6bd}.theme-white-grey .metric:nth-child(3) .metric-line{background:#69737e}.theme-white-grey .metric:nth-child(4) .metric-line{background:#959da6}
.swatch-cyber{background:repeating-linear-gradient(0deg,#e6f1f6 0 15px,#d7e7ef 15px 16px);--swatch-nav:#102a3e;--swatch-accent:#087990;--swatch-tint:#cce6f0}.swatch-white-grey{background:#f3f3f4;--swatch-nav:#d9dde2;--swatch-accent:#58616d;--swatch-tint:#e3e5e9}.theme-card-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
@media(min-width:721px) and (max-width:1100px){.theme-card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:720px){.theme-card-grid{grid-template-columns:1fr}}

.appearance-tabs{display:flex;gap:6px;flex-wrap:wrap;padding:5px;background:#eaf0f3;border-radius:10px;width:fit-content;margin-bottom:14px}.appearance-tabs a{display:block;padding:10px 16px;border-radius:7px;font-size:12px;font-weight:600;color:#49616d}.appearance-tabs a[aria-current=page]{background:#fff;color:#213e4e;box-shadow:0 2px 6px #183a4b0c}.appearance-tabs a:hover{text-decoration:none;background:#ffffffa0}
body[class*="theme-"] main .pagination-controls .active a{color:#fff}

body[class*="theme-"] .view-switch a.active{background:var(--accent);color:var(--season-contrast);border-color:var(--accent)}