@import "https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;700&family=Noto+Sans+JP:wght@400;500;700&display=swap";:root{color:#17312f;background:#f6f3ed;font-family:DM Sans,Noto Sans JP,sans-serif;line-height:1.5}*{box-sizing:border-box}body{margin:0}button,input,select,textarea{font:inherit}button{cursor:pointer;touch-action:manipulation;border:0;min-height:44px}header{background:#f6f3ed;border-bottom:1px solid #dcd8ce;justify-content:space-between;align-items:center;height:64px;padding:0 max(24px,50vw - 540px);display:flex}.brand{color:#17312f;font-size:1.25rem;font-weight:700;text-decoration:none}nav{align-items:center;gap:22px;display:flex}nav a{color:#48615d;text-decoration:none}nav button{color:#48615d;background:0 0}main{max-width:1080px;margin:0 auto;padding:58px 24px}.page-heading{justify-content:space-between;align-items:end;margin-bottom:32px;display:flex}.eyebrow{color:#bc6847;letter-spacing:.15em;margin:0 0 8px;font-size:.72rem;font-weight:700}.muted{color:#6c7974}.error,.success{border-radius:8px;padding:12px 16px}.error{color:#a23c31;background:#fbe8e5}.success{color:#276541;background:#e4f3e7}.primary{color:#fff;background:#1d4d4a;border-radius:8px;padding:13px 22px;font-weight:700}.primary:disabled{opacity:.5;cursor:not-allowed}.auth-card{background:#fff;border-radius:18px;max-width:420px;margin:12vh auto;padding:42px;box-shadow:0 18px 60px #24413c12}.auth-card h1{margin:0;font-size:2.5rem}.auth-card form{gap:17px;margin-top:30px;display:grid}label{color:#48615d;gap:7px;font-size:.9rem;display:grid}input,textarea{background:#fff;border:1px solid #d5d4cc;border-radius:8px;width:100%;padding:12px}.upload-grid{grid-template-columns:1fr 1fr;gap:18px;display:grid}.single-upload{gap:18px;max-width:720px;display:grid}.picker{background:#fff;border:1px solid #e3e0d8;border-radius:14px;min-height:300px;padding:22px}.single-upload .picker{min-height:220px}.picker-title{justify-content:space-between;align-items:center;display:flex}.picker-title h2{margin:0;font-size:1rem}.picker-title span{color:#bc6847}.dropzone{text-align:center;color:#1d4d4a;cursor:pointer;border:1.5px dashed #aebdb6;border-radius:10px;margin-top:22px;padding:22px}.dropzone input{display:none}.thumbs{grid-template-columns:repeat(4,1fr);gap:8px;margin-top:18px;display:grid}.thumbs img{aspect-ratio:1;object-fit:cover;border-radius:6px;width:100%}.secondary{color:#1d4d4a;background:#e9efeb;border-radius:8px;padding:12px 18px;font-weight:700}.text-fields{background:#fff;border:1px solid #e3e0d8;border-radius:14px;gap:16px;padding:22px;display:grid}.upload-actions{justify-content:space-between;align-items:center;display:flex}.flashcard{background:#fff;border-radius:18px;max-width:660px;margin:0 auto;padding:18px;box-shadow:0 18px 60px #24413c12}.text-card{background:#f1eee7;border-radius:10px;min-height:300px;padding:42px 34px}.card-label{color:#bc6847;letter-spacing:.12em;font-size:.75rem;font-weight:700}.text-card>p:last-child{white-space:pre-wrap;font-size:clamp(1.5rem,4vw,2.5rem)}.card-controls{justify-content:space-between;align-items:center;gap:12px;padding:18px 4px 2px;display:flex}.card-controls button,.empty button{color:#1d4d4a;background:#e9efeb;border-radius:7px;padding:10px 15px}.card-controls>div{gap:6px;display:flex}.card-controls button:disabled{opacity:.4}.empty{text-align:center;padding:80px 20px}.link-button{margin-top:14px;text-decoration:none;display:inline-block}.loading{text-align:center;color:#6c7974;padding:20vh}select{color:#17312f;background:#fff;border:1px solid #d5d4cc;border-radius:8px;padding:10px 14px}.mode-tabs{gap:8px;margin-bottom:24px;display:flex}.mode-tabs button{color:#1d4d4a;background:#e9efeb;border-radius:8px;padding:10px 16px}.mode-tabs button.active{color:#fff;background:#1d4d4a}.ocr-preview{object-fit:contain;border:1px solid #e3e0d8;border-radius:10px;width:100%;max-width:100%;height:auto;max-height:none;display:block}.ocr-lines{background:#fff;border:1px solid #e3e0d8;border-radius:12px;gap:6px;padding:16px;display:grid}.ocr-lines span{color:#48615d}.pair-row{border-top:1px solid #e3e0d8;grid-template-columns:1fr 1fr;gap:12px;padding-top:14px;display:grid}.mobile-nav{display:none}@media (width<=700px){header{z-index:20;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#f6f3edee;height:56px;padding:0 18px;position:sticky;top:0}header nav{display:none}main{padding:24px 16px calc(92px + env(safe-area-inset-bottom));max-width:none}.page-heading{margin-bottom:24px}.page-heading h1{margin:0;font-size:1.75rem;line-height:1.25}.muted{font-size:.95rem}.mobile-nav{z-index:30;padding:8px 12px calc(8px + env(safe-area-inset-bottom));background:#fff;border-top:1px solid #e3e0d8;justify-content:space-around;gap:8px;display:flex;position:fixed;bottom:0;left:0;right:0;box-shadow:0 -8px 24px #24413c12}.mobile-nav a,.mobile-nav button{color:#48615d;background:0 0;flex-direction:column;flex:1;justify-content:center;align-items:center;gap:2px;min-height:52px;font-size:.75rem;text-decoration:none;display:flex}.mobile-nav span{font-size:1.25rem;line-height:1}.mobile-nav a:active,.mobile-nav button:active{background:#e9efeb;border-radius:10px}.upload-grid{grid-template-columns:1fr}.single-upload{gap:14px;max-width:none}.picker{min-height:180px;padding:16px}.single-upload .picker{min-height:180px}.dropzone{padding:20px 12px}.text-fields{padding:16px}.upload-actions{flex-direction:column;align-items:stretch;gap:10px}.upload-actions .primary,.upload-actions .secondary{width:100%}.flashcard{border-radius:14px;padding:10px}.text-card{flex-direction:column;justify-content:center;min-height:52vh;padding:28px 20px;display:flex}.text-card>p:last-child{font-size:clamp(1.6rem,7vw,2.3rem);line-height:1.55}.card-controls{flex-direction:column;align-items:stretch;gap:10px}.card-controls>button{width:100%;font-size:1rem}.card-controls>div{justify-content:space-between;width:100%}.card-controls>div button{flex:1}.auth-card{margin:10vh 16px;padding:28px 22px}.auth-card h1{font-size:2.15rem}.auth-card input{min-height:48px;font-size:16px}.mode-tabs{margin-bottom:18px}.mode-tabs button{flex:1;min-height:48px}.ocr-preview{width:100%;max-height:none}.pair-row{grid-template-columns:1fr}.pair-row label+label{margin-top:4px}}.header-brand{align-items:baseline;gap:10px;min-width:0;display:flex}.user-email{text-overflow:ellipsis;white-space:nowrap;color:#7a8580;max-width:240px;font-size:.72rem;font-weight:400;overflow:hidden}.image-card{background:#f1eee7;border-radius:10px;justify-items:center;gap:14px;padding:10px;display:grid}.image-card img{object-fit:contain;border-radius:6px;width:100%;height:auto;max-height:68vh;display:block}@media (width<=700px){.header-brand{gap:7px;min-width:0}.brand{font-size:1.1rem}.user-email{max-width:145px;font-size:.64rem}.image-card img{max-height:58vh}}.card-navigation{gap:8px;display:flex}.card-navigation button{min-width:92px}.card-progress{color:#6c7974;order:0;font-size:.9rem}.card-navigation{order:2}@media (width<=700px){header nav{gap:6px;min-width:0;display:flex}header nav a,header nav button{white-space:nowrap;padding:4px 3px;font-size:.68rem}main{padding-bottom:24px}.header-brand{flex:1;min-width:0}.card-controls{gap:12px;padding:14px 2px 2px}.card-progress{align-self:center}.card-navigation{background:#fffefbf2;border:1px solid #e3e0d8;border-radius:12px;order:2;grid-template-columns:1fr 1fr;gap:10px;width:100%;padding:8px;display:grid;position:sticky;bottom:10px;box-shadow:0 8px 24px #24413c18}.card-navigation button{width:100%;min-height:64px;font-size:1.1rem;font-weight:700}.card-navigation .next{color:#fff;background:#1d4d4a}.card-navigation .previous{background:#e9efeb}.card-navigation button:disabled{opacity:.38}}.page-heading h1{margin:0;font-size:1.55rem;line-height:1.25}.page-heading{margin-bottom:22px}@media (width<=700px){.page-heading h1{font-size:1.25rem}.page-heading{margin-bottom:18px}}.header-brand{flex-shrink:0}.user-email{display:none}header nav{gap:10px}header nav a,header nav button{border-radius:9px;justify-content:center;align-items:center;min-height:50px;padding:9px 17px;font-size:1.12rem;font-weight:700;display:inline-flex}header nav a:hover,header nav button:hover{color:#1d4d4a;background:#e9efeb}@media (width<=700px){header{height:64px;padding:0 12px}header nav{gap:4px}header nav a,header nav button{min-height:48px;padding:8px 11px;font-size:.98rem}.brand{font-size:1.15rem}}.profile-menu{position:relative}.profile-button{border:1px solid #cbd7d0;width:46px;height:46px;min-height:46px;color:#1d4d4a!important;background:#fff!important;border-radius:50%!important;padding:9px!important}.profile-button svg{fill:none;stroke:currentColor;stroke-width:1.8px;stroke-linecap:round;stroke-linejoin:round;width:100%;height:100%;display:block}.profile-button:hover{background:#e9efeb!important}.profile-popover{z-index:40;background:#fff;border:1px solid #e3e0d8;border-radius:12px;gap:12px;min-width:220px;padding:16px;display:grid;position:absolute;top:calc(100% + 10px);right:0;box-shadow:0 16px 40px #24413c24}.profile-email{text-overflow:ellipsis;white-space:nowrap;color:#48615d;font-size:.85rem;overflow:hidden}.logout-button{width:100%;color:#a23c31!important;background:#fbe8e5!important;border-radius:8px!important}.logout-button:hover{background:#f7d9d4!important}@media (width<=700px){.profile-popover{min-width:230px;right:-4px}.profile-email{font-size:.82rem}}@media (width<=700px){.view-toolbar{justify-content:space-between;gap:8px}.view-toolbar select{min-width:0;max-width:52%;font-size:.9rem}.display-toggle button{padding:7px 12px}.card-list-item{min-height:68px}}.text-delete-button{color:#a23c31;white-space:nowrap;background:0 0;border:1px solid #e9b8b0;border-radius:7px;min-height:40px;padding:8px 12px;font-size:.85rem}.text-delete-button:hover{background:#fbe8e5}@media (width<=700px){.text-delete-button{padding:8px 9px;font-size:.75rem}}.thumbs{display:block}.thumbs img{aspect-ratio:auto;object-fit:contain;border-radius:8px;width:100%;height:auto;max-height:460px;display:block}.ocr-image-picker .thumbs img{max-height:240px}.normal-image-picker .thumbs img{max-height:460px}@media (width<=700px){.thumbs img{max-height:55vh}.ocr-image-picker .thumbs img{max-height:32vh}.normal-image-picker .thumbs img{max-height:55vh}}.view-toolbar{justify-content:flex-end;align-items:center;gap:10px;margin-bottom:18px;display:flex}.display-toggle{background:#e9efeb;border-radius:9px;gap:3px;padding:3px;display:flex}.display-toggle button{color:#48615d;background:0 0;border-radius:7px;min-height:40px;padding:7px 14px;font-weight:700}.display-toggle button.active{color:#fff;background:#1d4d4a}.card-list{gap:10px;max-width:660px;margin:0 auto;display:grid}.card-list-item{text-align:left;color:#17312f;background:#fff;border:1px solid #e3e0d8;border-radius:12px;grid-template-columns:32px 1fr;align-items:center;gap:12px;width:100%;min-height:72px;padding:10px 14px;display:grid}.card-list-item img{object-fit:contain;background:#f1eee7;border-radius:6px;width:100%;height:54px}.card-list-index{color:#bc6847;text-align:center;font-weight:700}.card-list-text{-webkit-line-clamp:2;white-space:pre-wrap;-webkit-box-orient:vertical;display:-webkit-box;overflow:hidden}@media (width<=700px){.view-toolbar{justify-content:space-between;gap:8px}.view-toolbar select{min-width:0;max-width:52%;font-size:.9rem}.display-toggle button{padding:7px 12px}.card-list-item{min-height:68px}}.view-toolbar{justify-content:flex-start;max-width:660px;margin:0 auto 18px}.text-delete-button{flex:none}@media (width<=700px){.view-toolbar{max-width:none}.view-toolbar select{flex:1}.text-delete-button{flex:none}}