/* R36 · creation surfaces only. Tilt, spacing and colours can be tuned here. */
.phone:has(.studio-page) {--workbench-paper:#f5f7fd;--workbench-ink:#19284b;--workbench-muted:#697796;--workbench-accent:#7163e8;--reference-tilt:-7deg;}
.phone .route-panel:has(.studio-page) {color-scheme:light;background:radial-gradient(ellipse at 90% 0,#e9e3ff 0,transparent 44%),radial-gradient(ellipse at 4% 48%,#e0f3ff 0,transparent 50%),var(--workbench-paper);}
.phone .route-panel:has(.studio-page)>.route-top,.phone .route-panel:has(.studio-page)>.route-top:before {background:rgb(245 247 253 / .8);color:var(--workbench-ink);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);}
.phone .route-panel:has(.studio-page)>.route-top button {color:#506486;}
#routePanel:has(.studio-page)>.route-top.fullscreen-route-top {background:rgb(245 247 253 / var(--ui-topbar-bg-alpha,.8));color:#263658;}
.phone .studio-page {--studio-bg:#f5f7fd;--studio-text:#19284b;--studio-muted:#697796;--gen-text:#19284b;--gen-muted:#697796;color:var(--workbench-ink);padding-bottom:24px;}
.phone .studio-page :is(h1,h2,h3,.generation-field>label,.studio-field,.studio-field>label,.generation-quality,.studio-task-card strong) {color:var(--workbench-ink);}
.phone .studio-page :is(p,small,.generation-code,.generation-note,.generation-facts,.studio-entry-index) {color:var(--workbench-muted);}
.phone .studio-page p {color:var(--workbench-muted)!important;}
.phone .studio-page :is(.quiet-button,.studio-secondary,.studio-works-link,.studio-demo-link) {border:1px solid #dbe1f0;border-radius:12px;background:#ffffffa8;color:#59658d;}
.phone .studio-page :is(button,a,input,select,textarea):focus-visible,.reference-dialog button:focus-visible {outline:3px solid #8b7cf0;outline-offset:4px;}
.phone .studio-page :is(.generation-heading,.studio-heading) {margin:12px 0 26px;}
.phone .studio-page :is(.generation-heading h1,.studio-heading h1) {font-size:clamp(28px,3vw,38px);font-weight:780;letter-spacing:-.035em;background:linear-gradient(100deg,#326bcf,#7360d8 60%,#a45fba);background-clip:text;-webkit-background-clip:text;color:transparent;}
#routePanel:has(>.studio-page[data-studio-view=home]) {--studio-title-highlight:#435eaa;--studio-title-pink:#7b57ba;--studio-title-violet:#477fb9;}
.phone .studio-page .generation-heading p {font-size:12px!important;line-height:1.8;max-width:680px;}
.phone .studio-page .generation-heading .generation-code {font-size:10px;letter-spacing:.08em;}
.phone .studio-page .studio-capabilities {gap:8px;margin:0 0 20px;padding:4px 2px 12px;}
.phone .studio-page .studio-capabilities>button {background:#fff9;border-color:#e0e5f3;color:#63708f;border-radius:13px;font-size:12px;min-height:42px;}
.phone .studio-page .studio-capabilities>button[aria-pressed=true] {background:linear-gradient(120deg,#ebe7ff,#e7f2ff);border-color:#c6bdf8;color:#5e4dc3;box-shadow:0 4px 15px #7770bf14;}
.studio-idea-shell {padding:22px;border:1px solid #fff;border-radius:24px;background:linear-gradient(140deg,#fffffff5,#ffffffb3);box-shadow:0 18px 50px #4c5c9810,inset 0 1px #fff;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);min-width:0;}
.studio-idea-heading {display:flex;align-items:center;gap:9px;margin-bottom:18px;color:#9b86ec;}
.phone .studio-page .studio-idea-heading h2 {margin:0;font-size:17px;font-weight:750;color:#263658;}
.studio-idea-editor {display:grid;grid-template-columns:minmax(0,1fr);align-items:start;gap:20px;min-width:0;}
.studio-idea-editor.has-reference {grid-template-columns:144px minmax(0,1fr);}
.phone .studio-idea-editor>:is(.generation-field,.studio-field) {margin:0;gap:9px;}
.phone .studio-idea-editor>:is(.generation-field,.studio-field)>:is(label,small) {font-size:11px;}
.phone .studio-page :is(.generation-field,.studio-field) :is(input:not([type=file]),textarea,select),.phone .studio-page :is(.generation-quality>select,.studio-director select) {background:#f5f6fd;border:1px solid #e1e5f2;border-radius:13px;color:#243557;font-size:13px;box-shadow:inset 0 1px 3px #4f5d8b05;}
.phone .studio-idea-editor :is(.generation-field,.studio-field) textarea {min-height:190px;padding:16px;line-height:1.9;background:linear-gradient(130deg,#f4f4fe,#f3f8ff);border-color:#e6e8f5;resize:vertical;}
.phone .studio-page :is(input,textarea)::placeholder {color:#8a95af;}
.phone .studio-page .generation-required {color:#7c69c7;background:#eeebfb;border:0;}
.phone .studio-page :is(.studio-advanced,.studio-director,.studio-connection,.studio-manual,.studio-live-notice,.studio-live-task,.studio-result-gate,.studio-api-panel) {background:#ffffffab;border:1px solid #e1e6f2;border-radius:18px;box-shadow:0 8px 28px #4b5e9810;}
.phone .studio-page .studio-advanced {margin:18px 0;padding-inline:20px;}
.phone .studio-page .studio-advanced>summary {color:#656080;min-height:52px;font-size:13px;font-weight:650;}
.phone .studio-page .studio-director {padding:18px 20px;display:grid;grid-template-columns:minmax(0,1fr) auto;gap:0 12px;align-items:center;margin:18px 0;}
.phone .studio-page .studio-director h2 {font-size:14px;margin:0;}
.phone .studio-page .studio-director>p {grid-column:1/-1;}
.phone .studio-page .studio-director>label {margin:0;color:#697796;font-size:11px;}
.phone .studio-page .studio-suggestion {grid-column:1/-1;}
.phone .studio-page .generation-quality {display:flex;align-items:center;justify-content:space-between;gap:14px;color:#5f6b88;font-size:13px;}
.phone .studio-page .generation-quality>select {width:auto;max-width:75%;}
.phone .studio-page .generation-quote {background:linear-gradient(120deg,#eee8ff,#e6f2ff);border:1px solid #fff;border-radius:22px;box-shadow:0 12px 32px #7670b619;padding:22px;}
.phone .studio-page .generation-quote strong {color:#6a56c3;font-size:28px;}
.phone .studio-page .generation-quote p {color:#6e7194!important;}
.phone .studio-page .generation-quote small {color:#767393;}
.phone .studio-page .generation-alert:not(:empty) {background:#edf0ff;color:#62608b;border-color:#d8dbf0;border-radius:12px;}
.phone .studio-page .generation-alert[data-state=error],.phone .studio-page .generation-note[data-state=error] {background:#fff0f4;color:#ae4266;}
.studio-mode-notice {font-size:11px;line-height:1.9;color:#737f99;margin:18px 0;}
.studio-mode-notice summary {cursor:pointer;}
.studio-mode-notice p {font-size:11px!important;}
.studio-history {min-width:0;padding:20px;background:#ffffff90;border:1px solid #fff;border-radius:22px;box-shadow:0 10px 35px #4d5c9410;}
.studio-form-view .studio-history {order:2;}
.studio-form-view .generation-form {order:1;}
.studio-history-heading {display:flex;align-items:center;justify-content:space-between;gap:12px;}
.phone .studio-history-heading h2 {font-size:14px;font-weight:750;margin:0;}
.phone .studio-history-heading button {font-size:10px;padding:7px 10px;min-height:36px;}
.phone .studio-history .studio-task-card {padding:14px 12px;border:0;background:#f0f3fb;border-radius:14px;}
.phone .studio-history .studio-task-card small {font-size:10px;}
.studio-current-spec {display:flex;align-items:center;gap:12px;border-top:1px solid #e0e5f1;margin-top:20px;padding-top:18px;font-size:12px;color:#556687;}
.studio-current-spec img {width:50px;height:62px;object-fit:cover;border-radius:10px;}
.studio-current-spec small {display:block;font-size:10px;margin-top:5px;}
.phone .studio-page .studio-entry[data-kind] {border:1px solid #fff;background:linear-gradient(140deg,#fff,#f0ebff);box-shadow:0 12px 36px #8071bd16;border-radius:24px;}
.phone .studio-page .studio-entry[data-kind=free] {background:radial-gradient(ellipse at 95% 0,#bceeffaa,transparent 60%),linear-gradient(135deg,#eee6ff,#f8f4ff);}
.phone .studio-page .studio-entry[data-kind] :is(h2,strong) {color:#4950a3;text-shadow:none;}
.phone .studio-page .studio-entry[data-kind] p {color:#737b9c!important;}
.phone .studio-page .studio-entry[data-kind] :is(small,.studio-entry-link) {color:#8270ac;}
.phone .studio-page .studio-state {background:#efecff;border:0;color:#78669f;}
.phone .studio-page .studio-empty {background:#f0f3fb;border:0;color:#7b88a3;}
.phone .studio-page .studio-idea-editor :is(.generation-field,.studio-field) textarea {min-height:190px;background:linear-gradient(130deg,#f4f4fe,#f3f8ff);}
.phone .studio-page .studio-live-facts dt {color:#71809e;}
.phone .studio-page .studio-live-facts dd {color:#334666;}
.phone .studio-page .studio-live-facts>div {border-color:#e5e9f3;}
.phone .studio-page .studio-task-card {border-color:#e0e5f1;background:#fff9;}
.phone .studio-page .studio-live-code {color:#71809e;}

/* Photo stack: empty sheets are decorative; selected cards contain actual uploaded media. */
.reference-field {min-width:0;padding:8px 0 0;position:relative;}
.reference-stack {height:148px;position:relative;margin:0 6px 8px;isolation:isolate;}
.reference-paper {position:absolute;left:17px;top:8px;width:90px;height:116px;border-radius:14px;background:linear-gradient(140deg,#e8ecfc,#d9e7fc);border:3px solid #fff;box-shadow:0 6px 12px #5c609414;}
.reference-paper-back {transform:translate(10px,-1px) rotate(11deg);}
.reference-paper-middle {transform:translate(-9px,1px) rotate(-13deg);background:linear-gradient(140deg,#ece6fb,#f6f0ff);}
.reference-field .reference-add {position:absolute;left:17px;top:11px;width:90px;height:116px;display:flex;align-items:center;justify-content:center;flex-direction:column;gap:10px;transform:rotate(var(--reference-tilt,-7deg));border:1.5px dashed #a7a1d0;border-radius:14px;background:linear-gradient(145deg,#fffffff0,#f2f3ff);color:#8073b2;box-shadow:0 10px 18px #55579715;padding:8px;cursor:pointer;}
.reference-add svg {width:28px;height:28px;fill:none;stroke:currentColor;stroke-width:1.5;stroke-linecap:round;}
.reference-add span {font-size:11px;white-space:normal;line-height:1.6;}
.reference-card {position:absolute;left:14px;top:6px;width:94px;height:122px;transform:translate(calc(var(--reference-index) * 8px),calc(var(--reference-index) * 1px)) rotate(var(--reference-rotate));transform-origin:50% 90%;z-index:calc(var(--reference-index) + 1);}
.reference-preview {position:relative;width:100%;height:100%;display:block;padding:4px 4px 19px;background:#fff;border:0;border-radius:13px;box-shadow:0 9px 20px #414f8333;cursor:zoom-in;overflow:hidden;}
.reference-preview :is(img,video) {position:absolute;inset:4px 4px 19px;width:calc(100% - 8px);height:calc(100% - 23px);object-fit:cover;border-radius:9px;background:#e8ecf6;}
.reference-placeholder {display:grid;place-items:center;position:absolute;inset:4px 4px 19px;background:#e8ecf6;color:#8e87b0;font-size:25px;}
.reference-preview :is(img,video):not([src]),.preview-unavailable :is(img,video) {display:none;}
.reference-number {position:absolute;bottom:3px;left:10px;font-size:9px;letter-spacing:.12em;color:#8c94aa;line-height:1.5;}
.reference-card :is(.reference-remove,.reference-replace) {position:absolute;display:grid;place-items:center;width:28px;height:28px;padding:0;border-radius:50%;border:2px solid #fff;background:#7c71bb;color:#fff;box-shadow:0 3px 9px #4c52862b;cursor:pointer;font-size:18px;line-height:1;opacity:0;pointer-events:none;}
.reference-card .reference-remove {right:-10px;top:-9px;}
.reference-card .reference-replace {bottom:8px;right:-10px;}
.reference-field .has-assets .reference-add {left:89px;top:88px;width:36px;height:36px;border-radius:50%;padding:5px;z-index:6;transform:rotate(0);background:#fff;}
.has-assets .reference-add svg {width:20px;height:20px;}
.reference-toolbar {display:flex;align-items:center;justify-content:space-between;gap:4px;flex-wrap:wrap;font-size:10px;color:#7c87a0;line-height:1.8;}
.reference-toolbar button {padding:7px 0;min-height:32px;border:0;background:none;color:#7763b4;font-size:10px;cursor:pointer;}
.reference-field .reference-file-input {position:absolute!important;width:1px!important;height:1px!important;overflow:hidden;clip-path:inset(50%);opacity:0;pointer-events:none;min-height:0!important;padding:0!important;}
.reference-rule {display:block;margin:6px 0 0;font-size:9px;line-height:1.9;color:#8c96ac;overflow-wrap:anywhere;}
.reference-field.is-expanded .reference-stack {height:calc(148px * var(--reference-count));}
.reference-field.is-expanded .reference-card {top:calc(6px + var(--reference-index) * 142px);transform:rotate(-2deg);}
.reference-field.is-expanded .has-assets .reference-add {top:calc(88px + (var(--reference-count) - 1) * 142px);}
.reference-field:is(.is-expanded,:focus-within) .reference-card :is(.reference-remove,.reference-replace) {opacity:1;pointer-events:auto;}
.reference-dialog {position:fixed;width:min(900px,calc(100vw - 32px));max-height:calc(100dvh - 40px);padding:40px 18px 18px;border:1px solid #ffffffab;border-radius:22px;background:#f4f6fef5;box-shadow:0 30px 100px #16182d66;}
.reference-dialog::backdrop {background:#1720398c;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);}
.reference-dialog :is(img,video) {display:block;width:100%;height:auto;max-height:calc(100dvh - 120px);object-fit:contain;border-radius:12px;}
.reference-dialog-close {position:absolute;right:10px;top:2px;width:40px;height:40px;border:0;background:transparent;color:#616c8c;font-size:28px;cursor:pointer;}
@media(hover:hover){
 .reference-field:hover .reference-card :is(.reference-remove,.reference-replace) {opacity:1;pointer-events:auto;}
 .reference-card:hover {z-index:8;transform:translateY(-5px) rotate(0deg);}
 .reference-field .reference-add:hover {transform:translateY(-4px) rotate(-2deg);box-shadow:0 12px 24px #706bb12b;}
}
@media(hover:none){.reference-card :is(.reference-remove,.reference-replace) {opacity:1;pointer-events:auto;min-width:32px;min-height:32px;}}
@media(min-width:1024px){
 .phone .studio-form-view .generation-form-layout {grid-template-columns:230px minmax(0,1fr);gap:28px;align-items:start;}
 .studio-form-view .studio-history,.studio-form-view .generation-form {order:0;}
 .studio-history {position:sticky;top:90px;}
 .phone .studio-page .studio-entry-grid {grid-template-columns:repeat(2,minmax(0,1fr));}
}
@media(max-width:700px){
 .studio-idea-shell {padding:20px 16px;border-radius:20px;}
 .studio-idea-editor.has-reference {grid-template-columns:112px minmax(0,1fr);gap:14px;}
 .reference-stack {margin-inline:0;height:138px;}
 .reference-paper {left:9px;width:76px;height:100px;}
 .reference-field .reference-add {left:9px;top:12px;width:76px;height:100px;}
 .reference-card {left:5px;width:80px;height:106px;}
 .reference-field .has-assets .reference-add {left:66px;top:80px;width:34px;height:34px;}
 .reference-rule {font-size:9px;}
 .phone .studio-idea-editor textarea {font-size:16px!important;min-height:180px!important;padding:12px!important;}
 .phone .studio-page :is(.generation-field,.studio-field) :is(input:not([type=file]),select),.phone .studio-page :is(.generation-quality>select,.studio-director select) {font-size:16px;}
 .studio-history {order:2;}
 .phone .studio-page .generation-form {order:1;}
 .studio-current-spec {display:none;}
 .phone .studio-page .generation-quote {padding:20px 16px;}
}
@media(max-width:374px){.studio-idea-editor.has-reference {grid-template-columns:1fr;}.reference-field {max-width:150px;}.reference-rule {max-width:250px;}.studio-idea-shell {padding:17px;}.phone .studio-page .studio-director {grid-template-columns:1fr;gap:12px;}}
@media(prefers-reduced-motion:no-preference){.reference-card,.reference-add {transition:transform .28s cubic-bezier(.2,.75,.2,1),top .28s ease,box-shadow .28s ease;}.reference-remove,.reference-replace {transition:opacity .2s ease;}.studio-idea-shell {animation:workbench-enter .4s ease-out;}}
@keyframes workbench-enter {from{opacity:0;transform:translateY(8px);}to{opacity:1;transform:none;}}