:root{--bg:#f3f5f7;--surface:#fff;--text:#111827;--muted:#6b7280;--line:#e5e7eb;--brand:#111827;--accent:#0f766e;--danger:#b91c1c;--warn:#a16207;--ok:#047857;--radius:16px;--shadow:0 8px 28px rgba(17,24,39,.07)}*{box-sizing:border-box}html{font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--text);background:var(--bg)}body{margin:0}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}.topbar{height:64px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 22px;position:sticky;top:0;z-index:40}.brand{font-weight:800;font-size:20px;letter-spacing:-.5px}.top-actions{display:flex;gap:10px;align-items:center}.user-chip{font-size:13px;background:#f3f4f6;padding:7px 10px;border-radius:999px}.app-shell{display:grid;grid-template-columns:220px minmax(0,1fr);min-height:calc(100vh - 64px)}.sidebar{background:#fff;border-right:1px solid var(--line);padding:18px 12px}.sidebar nav{position:sticky;top:82px;display:grid;gap:5px}.sidebar a{padding:11px 12px;border-radius:10px;color:#374151;display:flex;gap:10px;align-items:center;font-weight:600;font-size:14px}.sidebar a:hover{background:#f3f4f6}.content{padding:26px;max-width:1500px;width:100%;margin:0 auto}.simple-main{min-height:100vh;display:grid;place-items:center;padding:24px}.page-head{display:flex;justify-content:space-between;align-items:flex-start;gap:18px;margin-bottom:22px}.page-head h1{font-size:28px;letter-spacing:-.8px;margin:0 0 5px}.page-head p{margin:0;color:var(--muted)}.actions{display:flex;gap:8px;flex-wrap:wrap}.btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;border:0;border-radius:10px;padding:10px 14px;font-weight:700;cursor:pointer;background:#e5e7eb;color:#111827}.btn:hover{filter:brightness(.98)}.btn-primary{background:var(--brand);color:#fff}.btn-accent{background:var(--accent);color:#fff}.btn-danger{background:#fee2e2;color:#991b1b}.btn-ghost{background:#f3f4f6}.btn-lg{padding:15px 20px;font-size:16px}.btn-sm{padding:7px 10px;font-size:13px}.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}.card-body{padding:18px}.grid{display:grid;gap:16px}.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}.kpi{padding:18px}.kpi small{display:block;color:var(--muted);font-weight:600;margin-bottom:8px}.kpi strong{display:block;font-size:25px;letter-spacing:-.5px}.kpi .sub{font-size:12px;color:var(--muted);margin-top:5px}.section-title{display:flex;align-items:center;justify-content:space-between;margin:28px 0 12px}.section-title h2{font-size:18px;margin:0}.table-wrap{overflow:auto;background:#fff;border:1px solid var(--line);border-radius:14px}.table{width:100%;border-collapse:collapse;min-width:720px}.table th,.table td{text-align:left;padding:12px 14px;border-bottom:1px solid var(--line);vertical-align:middle}.table th{font-size:12px;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);background:#fafafa}.table tr:last-child td{border-bottom:0}.form-card{max-width:780px}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.field{display:grid;gap:6px}.field.full{grid-column:1/-1}.field label{font-size:13px;font-weight:700}.input,.select,.textarea{width:100%;border:1px solid #d1d5db;border-radius:10px;padding:11px 12px;background:#fff;outline:none}.input:focus,.select:focus,.textarea:focus{border-color:#6b7280;box-shadow:0 0 0 3px rgba(107,114,128,.12)}.textarea{min-height:90px;resize:vertical}.form-actions{display:flex;justify-content:flex-end;gap:9px;margin-top:18px}.alert{padding:12px 14px;border-radius:10px;margin-bottom:16px;font-weight:600}.alert-success{background:#d1fae5;color:#065f46}.alert-error{background:#fee2e2;color:#991b1b}.alert-warning{background:#fef3c7;color:#92400e}.badge{display:inline-flex;border-radius:999px;padding:5px 8px;font-size:11px;font-weight:800}.badge-available,.badge-active{background:#d1fae5;color:#065f46}.badge-reserved{background:#fef3c7;color:#92400e}.badge-sold,.badge-closed{background:#e5e7eb;color:#374151}.muted{color:var(--muted)}.active-session-banner{display:block;background:#ecfdf5;border:1px solid #a7f3d0;color:#065f46;padding:12px 14px;border-radius:12px;margin-bottom:18px}.hero-action{background:linear-gradient(135deg,#111827,#1f2937);color:#fff;padding:24px;border-radius:18px;display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:18px}.hero-action h2{margin:0 0 5px;font-size:22px}.hero-action p{margin:0;color:#d1d5db}.item-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:14px}.item-card{overflow:hidden}.item-photo{aspect-ratio:4/3;background:#e5e7eb;display:grid;place-items:center;overflow:hidden}.item-photo img{width:100%;height:100%;object-fit:cover}.item-meta{padding:13px}.item-meta h3{margin:0 0 7px;font-size:15px}.item-prices{display:flex;justify-content:space-between;gap:10px;font-size:13px}.item-actions{display:flex;gap:7px;margin-top:10px}.login-card{width:min(420px,100%);padding:24px}.login-card h1{margin:0 0 6px}.login-card p{margin:0 0 20px;color:var(--muted)}.session-page{max-width:900px;margin:0 auto;padding-bottom:100px}.session-head{display:flex;justify-content:space-between;gap:14px;align-items:flex-start}.session-head h1{margin:0;font-size:24px}.session-budget{margin:18px 0;display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:10px}.session-budget .kpi{box-shadow:none}.remaining strong{color:var(--accent)}.big-add{width:100%;font-size:18px;padding:17px;margin:3px 0 16px}.session-items{display:grid;gap:10px}.session-item{display:grid;grid-template-columns:86px 1fr auto;gap:12px;padding:10px}.session-item img{width:86px;height:86px;object-fit:cover;border-radius:11px;background:#eee}.session-item h3{font-size:14px;margin:4px 0}.session-item .price{font-size:20px;font-weight:800}.sticky-session-actions{position:fixed;left:220px;right:0;bottom:0;background:rgba(255,255,255,.94);backdrop-filter:blur(10px);border-top:1px solid var(--line);padding:10px 24px;display:flex;gap:10px;z-index:50}.sticky-session-actions .btn{flex:1;padding:14px}.photo-preview{width:100%;max-height:260px;object-fit:contain;background:#f3f4f6;border:1px dashed #d1d5db;border-radius:12px;margin-top:8px}.filters{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:16px}.filters .input,.filters .select{width:auto}.bar{height:9px;background:#e5e7eb;border-radius:999px;overflow:hidden}.bar>span{display:block;height:100%;background:#111827}.distribution-box{padding:18px;background:#f9fafb;border:1px solid var(--line);border-radius:12px}.distribution-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-top:12px}.distribution-grid div{background:#fff;border:1px solid var(--line);padding:12px;border-radius:10px}.mobile-nav{display:none}.empty{padding:34px;text-align:center;color:var(--muted)}.danger-zone{border:1px solid #fecaca;background:#fff7f7}.text-right{text-align:right}.nowrap{white-space:nowrap}@media(max-width:1050px){.grid-4{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(2,1fr)}.session-budget{grid-template-columns:repeat(2,1fr)}}@media(max-width:760px){body{padding-bottom:68px}.topbar{height:56px;padding:0 14px}.user-chip{display:none}.app-shell{display:block;min-height:auto}.sidebar{display:none}.content{padding:16px}.page-head{align-items:stretch;flex-direction:column}.page-head h1{font-size:24px}.grid-4,.grid-3,.grid-2{grid-template-columns:1fr 1fr}.form-grid{grid-template-columns:1fr}.field.full{grid-column:auto}.hero-action{padding:18px;align-items:flex-start;flex-direction:column}.item-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.item-meta{padding:10px}.session-page{padding-bottom:86px}.session-head{flex-direction:column}.session-budget{grid-template-columns:1fr 1fr}.session-budget .kpi{padding:14px}.session-budget .kpi strong{font-size:22px}.session-item{grid-template-columns:74px 1fr auto}.session-item img{width:74px;height:74px}.sticky-session-actions{left:0;padding:9px 12px;bottom:68px}.mobile-nav{display:grid;grid-template-columns:repeat(5,1fr);position:fixed;left:0;right:0;bottom:0;background:#fff;border-top:1px solid var(--line);z-index:60;height:68px;padding-bottom:env(safe-area-inset-bottom)}.mobile-nav a{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;font-size:19px}.mobile-nav small{font-size:10px;font-weight:700}.mobile-primary{background:#111827;color:#fff;margin:-8px 6px 6px;border-radius:14px}.filters .input,.filters .select{width:100%}.distribution-grid{grid-template-columns:1fr 1fr}.table{min-width:650px}}@media(max-width:480px){.grid-4,.grid-3,.grid-2{grid-template-columns:1fr}.item-grid{grid-template-columns:1fr 1fr}.kpi strong{font-size:22px}.session-item{grid-template-columns:64px 1fr}.session-item img{width:64px;height:64px}.session-item>.item-actions{grid-column:1/-1}.login-card{padding:18px}.distribution-grid{grid-template-columns:1fr 1fr}}

/* ===== Vintage Y2K mobile-first refresh ===== */
:root{--bg:#fff9f4;--surface:#fffefe;--text:#382d3a;--muted:#816f80;--line:#efdde7;--brand:#e96ca7;--accent:#78b8e6;--lav:#b7a1ea;--cream:#fff2d8;--silver:#e9edf4;--danger:#c9476c;--warn:#aa7617;--ok:#2f8f76;--radius:22px;--shadow:0 12px 32px rgba(141,94,132,.11)}
html{background:var(--bg)}body{background:radial-gradient(circle at 8% 8%,rgba(255,214,232,.55),transparent 26%),radial-gradient(circle at 92% 14%,rgba(199,224,249,.52),transparent 24%),linear-gradient(180deg,#fffaf6 0%,#fff7fb 100%);min-height:100vh}
.topbar{background:rgba(255,254,254,.9);backdrop-filter:blur(14px);border-color:#f0dfe8}.brand{font-size:21px;color:#b84681;font-weight:900;letter-spacing:-.7px}.brand-sparkle{color:#7bb7e5;margin-right:5px}.brand-heart{color:#b7a1ea;margin-left:5px}.user-chip{background:#fff0f7;border:1px solid #f4d5e4;color:#9e4d79}
.sidebar{background:rgba(255,252,253,.82);border-color:#f0dfe8}.sidebar-sticker{margin:0 4px 14px;padding:11px;border:1px dashed #e9b9d2;border-radius:18px;text-align:center;font-size:12px;font-weight:800;color:#b25787;background:linear-gradient(135deg,#fff1f7,#eef7ff)}.sidebar a{color:#5e4c5b;border:1px solid transparent}.sidebar a:hover,.sidebar a.nav-active{background:linear-gradient(135deg,#fff0f7,#f0f7ff);border-color:#f0d5e4;color:#a93f79;transform:translateY(-1px)}
.content{max-width:1480px}.page-head h1{font-weight:900;color:#4e394d}.page-head p{color:#806e7e}.btn{border-radius:14px;transition:transform .15s ease,box-shadow .15s ease,filter .15s ease}.btn:hover{transform:translateY(-1px);filter:none}.btn-primary{background:linear-gradient(135deg,#dd5f9b,#ef86b7);box-shadow:0 8px 18px rgba(221,95,155,.18)}.btn-accent{background:linear-gradient(135deg,#73afe0,#a591e3);box-shadow:0 8px 18px rgba(115,175,224,.18)}.btn-ghost{background:#fff5f9;border:1px solid #f1dbe6}.btn-danger{background:#ffe6ee;color:#a72f58;border:1px solid #f5c8d8}.card{background:rgba(255,255,255,.94);border-color:#f0dfe8;box-shadow:var(--shadow)}.kpi{position:relative;overflow:hidden}.kpi:after{content:"✦";position:absolute;right:13px;top:9px;font-size:11px;color:#e7a8c7;opacity:.65}.kpi strong{color:#4e394d}.section-title h2{color:#5a4257}.table-wrap{border-radius:20px;border-color:#efdde7;box-shadow:0 9px 24px rgba(141,94,132,.07)}.table th{background:linear-gradient(180deg,#fff5fa,#fffaf6);color:#8d6f82}.table th,.table td{border-color:#f3e5ec}.input,.select,.textarea{border-color:#e5cfdb;border-radius:14px;background:#fffdfd;color:#4c3c4b}.input:focus,.select:focus,.textarea:focus{border-color:#e080ad;box-shadow:0 0 0 4px rgba(224,128,173,.13)}.alert{border-radius:16px}.alert-success{background:#eaf9f4;color:#25765f;border:1px solid #c8ebdf}.alert-error{background:#fff0f3;color:#a4385e;border:1px solid #f6cfdb}.alert-warning{background:#fff8e7;color:#8d6518;border:1px solid #f1e0ac}.badge{padding:6px 9px}.badge-available,.badge-active,.badge-paid{background:#e5f8f1;color:#25765f}.badge-reserved,.badge-partial{background:#fff5d9;color:#916a18}.badge-sold,.badge-closed{background:#eeeaf4;color:#66596d}.badge-unpaid{background:#ffe7ef;color:#a5375e}.active-session-banner{background:linear-gradient(135deg,#eaf9f4,#eef7ff);border-color:#c8e9df;color:#2e725f}.hero-action{background:linear-gradient(135deg,#ffdce9 0%,#e3efff 52%,#eee3ff 100%);color:#4f3a4c;border:1px solid #efd5e3;box-shadow:0 14px 34px rgba(157,102,143,.12);position:relative;overflow:hidden}.hero-action:after{content:"♡ ✦";position:absolute;right:18px;top:12px;font-size:26px;color:#be77a0;opacity:.35}.hero-action p{color:#715e6e}.item-photo{background:linear-gradient(135deg,#fff0f7,#edf7ff)}.item-card{transition:transform .16s ease,box-shadow .16s ease}.item-card:hover{transform:translateY(-2px);box-shadow:0 16px 32px rgba(141,94,132,.13)}.session-page{padding-bottom:110px}.remaining{background:linear-gradient(135deg,#fff0f7,#eef8ff);border:2px solid #efcade}.remaining strong{color:#c24f88;font-size:30px}.big-add{background:linear-gradient(135deg,#dd5f9b,#9c8ce0);border-radius:19px;box-shadow:0 12px 28px rgba(194,79,136,.22)}.sticky-session-actions{background:rgba(255,250,252,.92);border-color:#efdde7}.photo-preview{background:#fff5fa;border-color:#e8c6d8}.bar{background:#f2e4eb}.bar>span{background:linear-gradient(90deg,#e06da4,#7db8e5)}.distribution-box{background:linear-gradient(135deg,#fff6fa,#f1f7ff);border-color:#efdde7;border-radius:18px}.distribution-grid div{border-color:#ead9e4;border-radius:15px}.danger-zone{background:#fff4f7;border-color:#f2c5d4}.empty{background:linear-gradient(135deg,#fffafd,#f6faff);border-radius:18px}.empty:before{content:"♡ ✦ ";color:#d78bb0}.simple-main{position:relative;overflow:hidden}.simple-main:before,.simple-main:after{content:"";position:fixed;width:270px;height:270px;border-radius:50%;filter:blur(2px);z-index:-1}.simple-main:before{left:-90px;top:-80px;background:rgba(255,208,230,.55)}.simple-main:after{right:-90px;bottom:-80px;background:rgba(190,219,251,.55)}.login-decoration{position:fixed;top:8%;right:8%;font-size:25px;opacity:.55;transform:rotate(8deg)}.login-card{border-radius:26px;background:rgba(255,255,255,.96);position:relative}.login-card:before{content:"thrift ♡ club";display:inline-flex;margin-bottom:13px;padding:6px 10px;border-radius:999px;background:linear-gradient(135deg,#fff0f7,#edf7ff);color:#a44e7b;font-size:11px;font-weight:900;letter-spacing:.06em;text-transform:uppercase}
.sale-card{display:grid;grid-template-columns:92px 1fr auto;gap:14px;align-items:center;padding:13px}.sale-card .sale-thumb{width:92px;height:92px;border-radius:17px;overflow:hidden;background:linear-gradient(135deg,#fff0f7,#edf7ff);display:grid;place-items:center}.sale-card .sale-thumb img{width:100%;height:100%;object-fit:cover}.sale-card h3{margin:0 0 4px;font-size:15px}.sale-numbers{display:flex;gap:14px;flex-wrap:wrap;font-size:12px;color:var(--muted)}.sale-numbers strong{display:block;color:var(--text);font-size:16px}.calculation-card{background:linear-gradient(135deg,#fff8fb,#f3f8ff);border:1px solid #ecd9e4;border-radius:20px;padding:18px}.calc-row{display:flex;justify-content:space-between;gap:20px;padding:9px 0;border-bottom:1px dashed #eadde5}.calc-row:last-child{border-bottom:0}.calc-row.total{font-size:17px;font-weight:900}.calc-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-top:14px}.calc-grid>div{background:#fff;border:1px solid #eadbe5;border-radius:15px;padding:12px}.y2k-note{display:inline-flex;align-items:center;gap:6px;padding:6px 10px;background:#fff0f7;border:1px solid #f0d1e1;border-radius:999px;color:#a44e7b;font-size:11px;font-weight:800}.more-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.more-link{padding:18px;display:flex;align-items:center;justify-content:space-between}.more-link span:first-child{font-weight:800}.settings-group{margin-top:16px}.setting-toggle{display:flex;align-items:flex-start;gap:10px;padding:11px 0}.setting-toggle input{margin-top:3px;transform:scale(1.15)}.setting-toggle small{display:block;color:var(--muted);margin-top:3px}.sticker-corner{position:absolute;right:12px;bottom:10px;font-size:22px;opacity:.24;pointer-events:none}.chrome-pill{background:linear-gradient(135deg,#f9fbff,#d7dce8,#fff,#d8e8f7);border:1px solid #d4d8e2;color:#6f6570;border-radius:999px;padding:5px 9px;font-weight:800;font-size:11px}.mobile-nav{background:rgba(255,253,254,.96);border-color:#eedce6;box-shadow:0 -8px 26px rgba(130,89,122,.08)}.mobile-nav a{color:#725d70}.mobile-primary{background:linear-gradient(135deg,#df629d,#9c8be0);box-shadow:0 9px 20px rgba(196,86,143,.2)}
@media(max-width:760px){.content{padding:14px}.page-head{gap:10px;margin-bottom:16px}.page-head h1{font-size:23px}.btn{min-height:44px}.btn-sm{min-height:36px}.card-body{padding:15px}.kpi{padding:15px}.kpi strong{font-size:23px}.item-grid{gap:9px}.item-card{border-radius:18px}.filters{display:grid;grid-template-columns:1fr 1fr}.filters .input,.filters .select,.filters .btn{width:100%}.filters .wide{grid-column:1/-1}.sale-card{grid-template-columns:76px 1fr;}.sale-card .sale-thumb{width:76px;height:76px}.sale-card>.sale-actions{grid-column:1/-1;display:flex;gap:7px}.calc-grid{grid-template-columns:1fr 1fr}.more-grid{grid-template-columns:1fr 1fr}.table-wrap.mobile-cards{overflow:visible;background:transparent;border:0;box-shadow:none}.mobile-nav{height:72px}.mobile-primary{margin:-10px 5px 6px}.session-budget{gap:8px}.session-budget .kpi{border-radius:18px}.sticky-session-actions{bottom:72px}}
@media(max-width:480px){.filters{grid-template-columns:1fr}.filters .wide{grid-column:auto}.more-grid{grid-template-columns:1fr}.calc-grid{grid-template-columns:1fr 1fr}.hero-action{border-radius:21px}.login-decoration{font-size:18px;right:5%}.sale-card{grid-template-columns:68px 1fr}.sale-card .sale-thumb{width:68px;height:68px}.sale-numbers{gap:9px}.sale-numbers strong{font-size:14px}}