:root{--ink:#10212a;--muted:#587282;--paper:#f4eadc;--cream:#fffaf3;--coral:#e16a4a;--coral-dark:#bd4f34;--line:#dccfbe;--blue:#315d70;--shadow:0 18px 50px rgba(33,43,48,.12)}
*{box-sizing:border-box}body{margin:0;min-height:100vh;font-family:Poppins,sans-serif;color:var(--ink);background:var(--paper)}button,input,select{font:inherit}button{cursor:pointer}
.site-header{height:108px;padding:10px clamp(20px,5vw,72px);display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid rgba(16,33,42,.12);background:rgba(255,250,243,.65)}
.brand{width:290px;height:84px;overflow:hidden;display:block}.brand img{width:100%;height:100%;object-fit:contain;transform:scale(3.3)}.account{align-items:center;gap:18px;font-size:.86rem;color:var(--muted)}
main{width:min(1220px,calc(100% - 40px));margin:0 auto;padding:52px 0 130px}.eyebrow{margin:0 0 10px;color:var(--coral-dark);font-size:.76rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase}
h1,h2,p{margin-top:0}h1{margin-bottom:12px;font-size:clamp(2rem,5vw,4rem);line-height:1.04;letter-spacing:-.045em}.auth-panel{min-height:560px;display:grid;grid-template-columns:1.1fr .9fr;align-items:center;gap:clamp(40px,8vw,120px)}
.auth-copy p:last-child,.lede{color:var(--muted);font-size:1.05rem;line-height:1.7}.login-form{padding:clamp(28px,5vw,50px);display:grid;gap:20px;border:1px solid var(--line);border-radius:24px;background:rgba(255,250,243,.82);box-shadow:var(--shadow)}
label{color:var(--blue);font-size:.82rem;font-weight:600}input,select{width:100%;margin-top:7px;padding:14px 16px;color:var(--ink);border:1px solid #cbbdab;border-radius:10px;background:#fffdfa;outline:none}input:focus,select:focus{border-color:var(--coral);box-shadow:0 0 0 3px rgba(225,106,74,.15)}
.primary-button,.secondary-button{border:0;border-radius:10px;padding:13px 19px;font-weight:700}.primary-button{color:#fff;background:var(--coral);box-shadow:0 7px 18px rgba(225,106,74,.22)}.primary-button:hover{background:var(--coral-dark)}.primary-button:disabled{cursor:wait;opacity:.55}.secondary-button{color:var(--coral-dark);background:#f7ded5}.text-button{padding:4px;border:0;color:var(--coral-dark);background:transparent;font-weight:700}.form-message{min-height:20px;margin:-4px 0;color:#a63725;font-size:.82rem}
.library-heading{display:flex;align-items:end;justify-content:space-between;gap:30px;margin-bottom:38px}.library-heading h1{font-size:clamp(2.4rem,5vw,4.4rem)}.collection-summary{min-width:170px;padding:18px 20px;border-left:3px solid var(--coral)}.collection-summary strong,.collection-summary span{display:block}.collection-summary strong{font-size:2rem}.collection-summary span{color:var(--muted);font-size:.78rem}
.toolbar{display:grid;grid-template-columns:1fr 170px 140px;gap:14px;padding:18px;border:1px solid var(--line);border-radius:16px;background:rgba(255,250,243,.7)}.search-field{position:relative}.search-field svg{position:absolute;left:15px;bottom:15px;width:20px;fill:none;stroke:var(--muted);stroke-width:2}.search-field input{margin:0;padding-left:47px}.select-field select{margin-top:4px;padding:10px 12px}
.results-bar{min-height:68px;display:flex;align-items:center;justify-content:space-between}.results-bar p{margin:0;color:var(--muted);font-size:.88rem}.artwork-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.artwork-card{position:relative;min-height:165px;padding:24px;display:flex;flex-direction:column;justify-content:space-between;overflow:hidden;border:1px solid var(--line);border-radius:16px;background:var(--cream);transition:transform .18s,border-color .18s,box-shadow .18s}.artwork-card::after{content:"";position:absolute;width:100px;height:100px;right:-42px;bottom:-50px;border:22px solid rgba(225,106,74,.09);transform:rotate(25deg)}.artwork-card:hover{transform:translateY(-2px);border-color:#c9aa95;box-shadow:0 12px 25px rgba(33,43,48,.08)}.artwork-card.selected{border-color:var(--coral);box-shadow:inset 0 0 0 1px var(--coral)}
.card-top{display:flex;align-items:flex-start;gap:14px}.card-check{flex:0 0 auto;width:20px;height:20px;margin:3px 0 0;accent-color:var(--coral)}.artwork-card h2{margin:0;font-size:1.04rem;line-height:1.35}.artwork-meta{color:var(--muted);font-size:.75rem}.card-actions{position:relative;z-index:1;display:flex;gap:16px}.card-actions button{padding:0;border:0;color:var(--coral-dark);background:none;font-size:.78rem;font-weight:700}.notice{padding:18px;margin-bottom:16px;border-radius:12px;color:#713c2e;background:#f7ded5}
.selection-tray{position:fixed;z-index:20;left:50%;bottom:22px;width:min(670px,calc(100% - 28px));min-height:74px;padding:12px 14px 12px 22px;align-items:center;gap:20px;transform:translateX(-50%);color:white;border-radius:16px;background:var(--ink);box-shadow:0 20px 60px rgba(16,33,42,.35)}.selection-tray>div{margin-right:auto}.selection-tray strong,.selection-tray span{display:block}.selection-tray span{color:#b9c7ce;font-size:.75rem}.selection-tray .light{color:#f3b6a4}.primary-button.pale{color:var(--ink);background:#ffd7ca}
.preview-dialog{width:min(900px,calc(100% - 28px));padding:0;overflow:hidden;border:0;border-radius:20px;background:var(--cream);box-shadow:var(--shadow)}.preview-dialog::backdrop{background:rgba(16,33,42,.72);backdrop-filter:blur(4px)}.dialog-header{padding:20px 24px;display:flex;justify-content:space-between;border-bottom:1px solid var(--line)}.dialog-header h2{margin:0}.icon-button{width:42px;height:42px;border:0;border-radius:50%;color:var(--ink);background:#eee1d1;font-size:1.7rem}.preview-stage{height:min(64vh,650px);background:#d9d4cc}.preview-stage iframe{width:100%;height:100%;border:0}.dialog-actions{padding:16px 24px;display:flex;justify-content:flex-end;gap:12px;border-top:1px solid var(--line)}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}[hidden]{display:none!important}
@media(max-width:850px){.auth-panel{grid-template-columns:1fr;align-content:center}.library-heading{align-items:start}.toolbar{grid-template-columns:1fr 1fr}.search-field{grid-column:1/-1}.artwork-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:560px){.site-header{height:88px;padding-inline:16px}.brand{width:205px;height:68px}.account span{display:none}main{width:min(100% - 26px,1220px);padding-top:34px}.library-heading{display:block}.collection-summary{margin-top:24px}.toolbar{grid-template-columns:1fr}.search-field{grid-column:auto}.artwork-grid{grid-template-columns:1fr}.selection-tray{gap:10px;padding-left:14px}.selection-tray .light{display:none}}