@import "https://fonts.googleapis.com/css2?family=DM+Sans:ital,opsz,wght@0,9..40,400;0,9..40,500;0,9..40,600;0,9..40,700;1,9..40,400&family=Plus+Jakarta+Sans:wght@600;700&display=swap";:root{--space-0:0;--space-1:.25rem;--space-2:.5rem;--space-3:.75rem;--space-4:1rem;--space-5:1.25rem;--space-6:1.5rem;--space-8:2rem;--space-10:2.5rem;--color-bg-canvas:#e3edf5;--color-bg-canvas-mid:#ebf3f1;--color-bg-canvas-end:#f0f6f3;--color-surface:#fff;--color-surface-elevated:#f6fafb;--color-surface-muted:#e5f0ec;--color-tonal-blue:#e1ecf4;--color-tonal-blue-text:#2a5f73;--color-tonal-green:#dff2ea;--color-tonal-green-text:#2a6b52;--color-border:#c9d9de;--color-border-strong:#a8bcc4;--color-border-card:#a5bec68c;--color-text:#1a2e36;--color-text-secondary:#3d5660;--color-text-muted:#5f7580;--color-heading:#1e4a55;--color-accent:#3a7d8f;--color-accent-hover:#2f6878;--color-accent-muted:#3a7d8f29;--color-accent-subtle:#3a7d8f17;--color-active-pill-stroke:#3a7d8f47;--color-success:#2a6b52;--color-danger:#b42318;--color-danger-bg:#fef2f2;--color-info-bg:#e0eef6;--color-info-text:#2a5f73;--color-focus-ring:#3a7d8f6b;--focus-ring-width:3px;--focus-ring-offset:2px;--radius-sm:8px;--radius-md:10px;--radius-lg:12px;--radius-pill:9999px;--shadow-xs:0 1px 2px #142d370d;--shadow-sm:0 1px 3px #142d3712;--shadow-md:0 4px 14px #142d3717;--shadow-lg:0 10px 28px #142d371c;--shadow-card:0 2px 12px #19374112, 0 1px 3px #1937410a;--shadow-primary:0 2px 10px #2f687838;--color-overlay:#16303a73;--font-sans:"DM Sans", system-ui, -apple-system, sans-serif;--font-display:"Plus Jakarta Sans", var(--font-sans);--text-xs:clamp(.6875rem, .65rem + .2vw, .75rem);--text-sm:clamp(.8125rem, .78rem + .15vw, .875rem);--text-base:clamp(.9375rem, .9rem + .1vw, 1rem);--text-lg:clamp(1.0625rem, 1rem + .2vw, 1.125rem);--text-xl:clamp(1.25rem, 1.1rem + .5vw, 1.5rem);--text-2xl:clamp(1.35rem, 1.2rem + .6vw, 1.75rem);--leading-tight:1.25;--leading-snug:1.35;--leading-normal:1.5;--duration-fast:.15s;--duration-normal:.22s;--ease-out:cubic-bezier(.33, 1, .68, 1);--layout-max-width:880px;--layout-nav-max-width:1100px;--tap-min:44px;--z-dropdown:50;--z-sticky:100;--z-modal:200;--z-toast:300;--page-pad-x:var(--space-4);--page-pad-y:var(--space-5);--card-pad:var(--space-5)}@media (width<=768px){:root{--page-pad-x:var(--space-3);--page-pad-y:var(--space-4);--card-pad:var(--space-4)}}@media (width<=480px){:root{--page-pad-x:var(--space-3);--page-pad-y:var(--space-3);--card-pad:var(--space-4)}}@media (prefers-reduced-motion:reduce){:root{--duration-fast:.01ms;--duration-normal:.01ms}}:root{font-family:var(--font-sans);line-height:var(--leading-normal);color:var(--color-text);background-color:var(--color-bg-canvas);font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-weight:400}*{box-sizing:border-box}body{background-color:var(--color-bg-canvas);background-image:linear-gradient(165deg, var(--color-bg-canvas) 0%, var(--color-bg-canvas-mid) 48%, var(--color-bg-canvas-end) 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var(--color-focus-ring);outline-offset:var(--focus-ring-offset)}input,select,textarea{font-family:var(--font-sans);font-size:1rem}input:focus-visible,select:focus-visible,textarea:focus-visible{outline:var(--focus-ring-width) solid var(--color-focus-ring);outline-offset:var(--focus-ring-offset)}h1,h2,h3{font-family:var(--font-display);color:var(--color-heading);margin:0;font-weight:600}.page{padding:var(--page-pad-y) var(--page-pad-x);padding-bottom:max(var(--page-pad-y), env(safe-area-inset-bottom));max-width:var(--layout-max-width);flex:1;width:100%;margin:0 auto}@media (width<=768px){.page-title{font-size:var(--text-xl);margin-bottom:var(--space-3)}}@media (width<=480px){.page-title{font-size:var(--text-lg);margin-bottom:var(--space-3)}}.page-title{font-family:var(--font-display);font-size:var(--text-2xl);margin-bottom:var(--space-4);letter-spacing:-.02em;font-weight:700;line-height:var(--leading-tight);color:var(--color-heading)}.card{background:var(--color-surface);border-radius:var(--radius-lg);box-shadow:var(--shadow-card);border:1px solid var(--color-border-card);padding:var(--card-pad)}a.btn-primary,a.btn-secondary{justify-content:center;align-items:center;gap:var(--space-2);box-sizing:border-box;display:inline-flex;text-decoration:none!important}a.btn-primary:hover,a.btn-secondary:hover{text-decoration:none!important}.btn-primary{justify-content:center;align-items:center;gap:var(--space-2);background:linear-gradient(180deg, #45899c 0%, var(--color-accent) 100%);padding:var(--space-2) var(--space-5);font-size:var(--text-sm);min-height:var(--tap-min);box-shadow:var(--shadow-primary);transition:background-color var(--duration-fast) var(--ease-out), box-shadow var(--duration-fast) var(--ease-out), transform var(--duration-fast) var(--ease-out);display:inline-flex;color:#fff!important}.btn-primary:hover{background:var(--color-accent-hover);box-shadow:0 4px 14px #2f687852;color:#fff!important}.btn-primary:active{box-shadow:var(--shadow-xs);transform:translateY(1px)}@media (prefers-reduced-motion:reduce){.btn-primary:active{transform:none}}.btn-secondary{justify-content:center;align-items:center;gap:var(--space-2);background:var(--color-surface);color:var(--color-text);border:1px solid var(--color-border-strong);padding:var(--space-2) 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textarea:focus{border-color:var(--color-accent);box-shadow:0 0 0 var(--focus-ring-width) var(--color-accent-muted);outline:none}.spinner{vertical-align:middle;flex-shrink:0;justify-content:center;align-items:center;display:inline-flex}.spinner-ring{border-style:solid;border-color:var(--color-border);border-top-color:var(--color-accent);border-radius:50%;animation:.65s linear infinite spinner-rotate;display:block}.spinner-sm .spinner-ring{border-width:2px;width:14px;height:14px}.spinner-md .spinner-ring{border-width:2px;width:20px;height:20px}.spinner-lg .spinner-ring{border-width:3px;width:28px;height:28px}.spinner-xl .spinner-ring{border-width:3px;width:40px;height:40px}@keyframes spinner-rotate{to{transform:rotate(360deg)}}.btn-spinner-icon{margin-right:.35rem}button.btn-with-spinner{justify-content:center;align-items:center;gap:.35rem;display:inline-flex}.list-detail-loading-panel{color:var(--color-text-muted);flex-direction:column;justify-content:center;align-items:center;gap:.75rem;padding:2.5rem 1rem;font-size:.875rem;display:flex}.app-loader{background:var(--color-surface);z-index:1000;flex-direction:column;justify-content:center;align-items:center;gap:1rem;display:flex;position:fixed;inset:0}.app-loader p{color:var(--color-text-muted);margin:0;font-size:.9375rem}.app-error{z-index:100;color:#b91c1c;background:#fef2f2;border-bottom:1px solid #fecaca;justify-content:space-between;align-items:center;gap:1rem;padding:.75rem 1rem;font-size:.9375rem;display:flex;position:sticky;top:0}.app-error p{flex:1;margin:0}.app-error-dismiss{color:#b91c1c;border-radius:var(--radius-sm);cursor:pointer;background:0 0;border:1px solid #b91c1c;padding:.35rem .75rem;font-size:.875rem}.app-error-dismiss:hover{color:#fff;background:#b91c1c}.layout-header{z-index:var(--z-sticky);background:var(--color-surface);border-bottom:1px solid var(--color-border);box-shadow:var(--shadow-sm);padding-top:env(safe-area-inset-top);position:sticky;top:0}.layout-nav{max-width:var(--layout-nav-max-width);padding:0 max(var(--space-3), env(safe-area-inset-left)) 0 max(var(--space-3), env(safe-area-inset-right));justify-content:space-between;align-items:center;gap:var(--space-2);min-height:52px;margin:0 auto;display:flex}.layout-links-scroll{-webkit-overflow-scrolling:touch;overscroll-behavior-x:contain;scrollbar-width:none;flex:1;justify-content:flex-end;min-width:0;display:flex;overflow-x:auto}.layout-links-scroll::-webkit-scrollbar{height:0;display:none}.layout-logo{font-family:var(--font-display);font-weight:700;font-size:var(--text-xl);letter-spacing:-.02em;padding:var(--space-2) 0;transition:color var(--duration-fast) var(--ease-out);align-items:center;display:inline-flex;color:var(--color-heading)!important;text-decoration:none!important}.layout-logo:hover{color:var(--color-accent)!important;text-decoration:none!important}.layout-logo:focus-visible{outline:var(--focus-ring-width) solid var(--color-focus-ring);outline-offset:var(--focus-ring-offset)}.layout-menu-toggle{min-width:var(--tap-min);min-height:var(--tap-min);background:var(--color-surface-elevated);border:1px solid var(--color-border);color:var(--color-heading);border-radius:var(--radius-md);flex-shrink:0;justify-content:center;align-items:center;margin:0 0 0 auto;padding:0;display:none}.layout-menu-toggle:hover{background:var(--color-tonal-blue);border-color:var(--color-border-strong)}.layout-menu-toggle:focus-visible{outline:var(--focus-ring-width) solid var(--color-focus-ring);outline-offset:var(--focus-ring-offset)}.layout-mobile-backdrop,.layout-mobile-panel{display:none}.layout-mobile-links{gap:var(--space-1);flex-direction:column;margin:0;padding:0;list-style:none;display:flex}.layout-mobile-links a{min-height:var(--tap-min);padding:0 var(--space-3);border-radius:var(--radius-md);color:var(--color-text);font-size:var(--text-base);transition:color var(--duration-fast) var(--ease-out), background var(--duration-fast) var(--ease-out);align-items:center;font-weight:600;display:flex;text-decoration:none!important}.layout-mobile-links a:hover{background:var(--color-surface-elevated);color:var(--color-text);text-decoration:none!important}.layout-mobile-links a.active{color:var(--color-tonal-blue-text);background:linear-gradient(180deg, var(--color-tonal-blue) 0%, var(--color-tonal-green) 100%);box-shadow:inset 0 0 0 1px var(--color-active-pill-stroke)}.layout-mobile-sign-out{width:100%;min-height:var(--tap-min);padding:0 var(--space-3);border-radius:var(--radius-md);font-size:var(--text-base);color:var(--color-text-muted);font-weight:600;font-family:var(--font-sans);text-align:left;cursor:pointer;transition:color var(--duration-fast) var(--ease-out), background var(--duration-fast) var(--ease-out);background:0 0;border:none;align-items:center;margin:0;display:flex}.layout-mobile-sign-out:hover{color:var(--color-text);background:var(--color-tonal-blue)}.layout-mobile-sign-out:focus-visible{outline:var(--focus-ring-width) solid var(--color-focus-ring);outline-offset:var(--focus-ring-offset)}.layout-links{align-items:center;gap:.125rem;margin:0;padding:0;list-style:none;display:flex}.layout-links li{display:block}.layout-profile-menu{align-items:center;gap:var(--space-1);display:flex;position:relative}.layout-profile-caret{min-width:var(--tap-min);min-height:var(--tap-min);border-radius:var(--radius-md);color:var(--color-text-muted);cursor:pointer;transition:background var(--duration-fast) var(--ease-out), border-color var(--duration-fast) var(--ease-out), color var(--duration-fast) var(--ease-out);background:0 0;border:1px solid #0000;justify-content:center;align-items:center;padding:0;display:inline-flex}.layout-profile-caret:hover{background:var(--color-surface-elevated);border-color:var(--color-border);color:var(--color-text)}.layout-profile-submenu{min-width:180px;padding:var(--space-2);border-radius:var(--radius-lg);background:var(--color-surface);border:1px solid var(--color-border);box-shadow:var(--shadow-md);opacity:0;visibility:hidden;pointer-events:none;transition:opacity var(--duration-normal) var(--ease-out), transform var(--duration-normal) var(--ease-out), visibility var(--duration-normal) var(--ease-out);z-index:calc(var(--z-sticky) + 5);position:absolute;top:calc(100% - 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#0000;justify-content:center;align-items:center;padding:0;display:inline-flex}.layout-mobile-profile-caret:hover{background:var(--color-surface-elevated);border-color:var(--color-border);color:var(--color-text)}.layout-mobile-profile-sign-out{width:calc(100% - var(--space-3));margin-left:var(--space-3);min-height:var(--tap-min);padding:0 var(--space-3);border-radius:var(--radius-md);background:var(--color-surface-elevated);border:1px solid var(--color-border);color:var(--color-text-muted);font-family:var(--font-sans);cursor:pointer;transition:background var(--duration-fast) var(--ease-out), border-color var(--duration-fast) var(--ease-out), color var(--duration-fast) var(--ease-out);justify-content:flex-start;align-items:center;font-weight:600;display:flex}.layout-mobile-profile-sign-out:hover{background:var(--color-tonal-blue);border-color:var(--color-border-strong);color:var(--color-text)}.layout-links a{padding:var(--space-2) var(--space-3);border-radius:var(--radius-md);color:var(--color-text-muted);font-size:var(--text-sm);transition:color var(--duration-fast) var(--ease-out), background var(--duration-fast) var(--ease-out), box-shadow var(--duration-fast) var(--ease-out);min-height:var(--tap-min);box-sizing:border-box;white-space:nowrap;align-items:center;font-weight:500;display:flex;text-decoration:none!important}.layout-links a:hover{color:var(--color-text);background:var(--color-surface-elevated);text-decoration:none!important}.layout-links a.active{color:var(--color-tonal-blue-text);background:linear-gradient(180deg, var(--color-tonal-blue) 0%, var(--color-tonal-green) 100%);box-shadow:inset 0 0 0 1px var(--color-active-pill-stroke);font-weight:600}.layout-links a:focus-visible{outline:var(--focus-ring-width) solid var(--color-focus-ring);outline-offset:var(--focus-ring-offset)}.layout-sign-out{min-height:var(--tap-min);padding:var(--space-2) 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1);background:var(--color-overlay);-webkit-backdrop-filter:blur(3px);display:block;position:fixed;inset:0}.layout-mobile-panel{left:0;right:0;top:calc(56px + env(safe-area-inset-top));z-index:calc(var(--z-sticky) + 2);background:var(--color-surface);border-bottom:1px solid var(--color-border);box-shadow:var(--shadow-md);padding:var(--space-2) var(--space-3) var(--space-4);-webkit-overflow-scrolling:touch;visibility:hidden;opacity:0;pointer-events:none;max-height:min(72vh,400px);transition:opacity var(--duration-normal) var(--ease-out), transform var(--duration-normal) var(--ease-out), visibility var(--duration-normal);display:block;position:fixed;overflow-y:auto;transform:translateY(-10px)}.layout-mobile-panel--open{visibility:visible;opacity:1;pointer-events:auto;transform:translateY(0)}}@media (width<=480px){.layout-nav{min-height:52px;padding:0 var(--space-3);gap:var(--space-2);flex-wrap:nowrap}.layout-main{padding:0 var(--space-3)}.layout-logo{font-size:var(--text-base);padding:var(--space-1) 0;flex-shrink:0}.layout-mobile-panel{top:calc(52px + env(safe-area-inset-top))}}.login-page{flex-direction:column;justify-content:center;align-items:center;gap:1rem;padding:1.5rem;display:flex}.login-card{width:100%;max-width:400px;padding:1.75rem}.login-title{margin-bottom:.35rem;font-size:1.375rem}.login-subtitle{color:var(--color-text-muted);margin:0 0 1.25rem;font-size:.9375rem}.login-error{border-radius:var(--radius-sm);color:#b91c1c;background:#fef2f2;border:1px solid #fecaca;margin-bottom:1rem;padding:.65rem .75rem;font-size:.875rem}.login-mode-toggle{gap:.35rem;margin-bottom:1rem;display:flex}.login-mode-toggle button{background:var(--color-surface-elevated);color:var(--color-text-muted);border:1px solid var(--color-border);flex:1;padding:.45rem .65rem;font-size:.875rem}.login-mode-toggle button.active{background:linear-gradient(180deg, var(--color-tonal-blue) 0%, var(--color-tonal-green) 100%);color:var(--color-tonal-blue-text);border-color:var(--color-accent);box-shadow:inset 0 0 0 1px var(--color-active-pill-stroke)}.login-form{flex-direction:column;gap:.25rem;display:flex}.login-submit{width:100%;margin-top:.75rem;padding:.65rem 1rem}.login-hint{color:var(--color-text-muted);margin:1rem 0 0;font-size:.8125rem}.sortable-list-item{background:var(--color-surface-elevated);border:1px solid var(--color-border);border-radius:var(--radius-sm);align-items:center;gap:.5rem;margin-bottom:.5rem;padding:.5rem .75rem;transition:box-shadow .15s;display:flex}.sortable-list-item.dragging{box-shadow:var(--shadow-md);opacity:.95;z-index:1}.sortable-list-item-drag{cursor:grab;color:var(--color-text-muted);-webkit-user-select:none;user-select:none;padding:.25rem;font-size:1rem}.sortable-list-item-drag:active{cursor:grabbing}.sortable-list-item-color{border-radius:50%;flex-shrink:0;width:12px;height:12px}.sortable-list-item-text{color:var(--color-text);flex:1;font-size:.9375rem}.sortable-list-item-color-picker{align-items:center;gap:.25rem;display:flex}.color-dot{cursor:pointer;border:2px solid #0000;border-radius:50%;width:18px;height:18px;padding:0;transition:transform .1s}.color-dot:hover{transform:scale(1.15)}.color-dot.active{border-color:var(--color-text);box-shadow:0 0 0 1px var(--color-surface)}.sortable-list-item-remove{width:28px;height:28px;color:var(--color-text-muted);border-radius:var(--radius-sm);background:0 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p{color:var(--color-text-muted);margin-bottom:1.25rem}.list-detail-back-link{display:inline-block;text-decoration:none!important}.list-detail-back-link:hover{text-decoration:none!important}.list-detail-share-modal-overlay{background:var(--color-overlay);-webkit-backdrop-filter:blur(6px);z-index:var(--z-modal);padding:var(--space-4);justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.list-detail-share-modal{width:100%;max-width:420px;padding:var(--space-6);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);border:1px solid var(--color-border-card)}.list-detail-share-modal h3{margin:0 0 var(--space-3) 0;font-size:1.25rem}.list-detail-modal-badges{gap:var(--space-1);margin:0 0 var(--space-4) 0;flex-wrap:wrap;display:flex}.list-detail-share-modal-section-title{text-transform:uppercase;letter-spacing:.03em;color:var(--color-text-muted);margin:0 0 var(--space-2) 0;font-size:.8125rem;font-weight:600}.list-detail-share-modal-desc{color:var(--color-text-muted);margin:0 0 1.25rem;font-size:.9375rem;line-height:1.4}.list-detail-share-modal-add{gap:.5rem;margin-bottom:1.25rem;display:flex}.list-detail-share-modal-input{border:1px solid var(--color-border);border-radius:var(--radius-sm);background:var(--color-surface);flex:1;padding:.5rem .75rem;font-size:.9375rem}.list-detail-share-modal-input:focus{border-color:var(--color-accent);box-shadow:0 0 0 2px var(--color-accent-muted);outline:none}.list-detail-share-modal-list-wrap h4{color:var(--color-text-muted);text-transform:uppercase;letter-spacing:.03em;margin:0 0 .5rem;font-size:.8125rem;font-weight:600}.list-detail-share-modal-collab-heading{margin-top:1rem}.list-detail-share-modal-empty{color:var(--color-text-muted);margin:0;padding:.5rem 0;font-size:.9375rem}.list-detail-share-modal-list{max-height:200px;margin:0;padding:0;list-style:none;overflow-y:auto}.list-detail-share-modal-item{background:var(--color-surface-elevated);border-radius:var(--radius-sm);border:1px solid var(--color-border);align-items:center;gap:.5rem;margin-bottom:.5rem;padding:.5rem .75rem;display:flex}.list-detail-share-modal-email{flex:1;min-width:0;font-size:.9375rem;font-weight:500}.list-detail-share-modal-date{color:var(--color-text-muted);flex-shrink:0;font-size:.75rem}.list-detail-share-modal-remove{width:28px;height:28px;color:var(--color-text-muted);border-radius:var(--radius-sm);background:0 0;border:none;flex-shrink:0;justify-content:center;align-items:center;font-size:1.25rem;line-height:1;transition:color .15s,background .15s;display:flex}.list-detail-share-modal-remove:hover{color:#b91c1c;background:#fef2f2}.list-detail-share-modal-actions{border-top:1px solid var(--color-border);margin-top:1.25rem;padding-top:1.25rem}.list-detail-edit-item-overlay{background:var(--color-overlay);-webkit-backdrop-filter:blur(6px);z-index:var(--z-modal);padding:var(--space-4);justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.list-detail-edit-item-modal{width:100%;max-width:400px;padding:var(--space-6);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);border:1px solid var(--color-border-card)}.list-detail-edit-item-modal h3{margin:0 0 1rem;font-size:1.25rem}.list-detail-edit-item-modal .form-group{margin-bottom:1rem}.list-detail-edit-item-modal .form-group:last-of-type{margin-bottom:0}.list-detail-edit-item-colors{flex-wrap:wrap;gap:.35rem;margin-top:.35rem;display:flex}.list-detail-edit-item-color-dot{cursor:pointer;border:2px solid #0000;border-radius:50%;width:28px;height:28px;padding:0;transition:transform .1s}.list-detail-edit-item-color-dot:hover{transform:scale(1.1)}.list-detail-edit-item-color-dot.active{border-color:var(--color-text);box-shadow:0 0 0 1px var(--color-surface)}.list-detail-edit-item-actions{border-top:1px solid var(--color-border);justify-content:flex-end;gap:.75rem;margin-top:1.25rem;padding-top:1.25rem;display:flex}