:root{--color-primary: #d97706;--color-primary-hover: #b45309;--color-primary-active: #78350f;--color-primary-subtle: rgba(217, 119, 6, .08);--color-bg-base: #f3f4f6;--color-bg-elevated: #ffffff;--color-bg-surface: #ffffff;--color-bg-hover: #f1f3f6;--color-bg-input: #f1f3f6;--color-text-primary: #111827;--color-text-secondary: #4b5563;--color-text-tertiary: #9ca3af;--color-text-inverse: #ffffff;--color-border: rgba(0, 0, 0, .08);--color-border-hover: rgba(0, 0, 0, .16);--color-border-focus: var(--color-primary);--color-success: #34d399;--color-error: #f87171;--color-warning: #fbbf24;--color-info: #60a5fa;--radius-sm: 6px;--radius-md: 10px;--radius-lg: 16px;--radius-xl: 24px;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .04);--shadow-md: 0 4px 12px rgba(0, 0, 0, .05);--shadow-lg: 0 10px 24px rgba(0, 0, 0, .06);--shadow-glow: 0 0 20px rgba(217, 119, 6, .06);--transition-fast: .15s ease;--transition-normal: .25s ease;--transition-slow: .4s cubic-bezier(.4, 0, .2, 1)}.app-header{background:#f3f4f6d9}::-webkit-scrollbar-thumb{background:#00000026}*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}html{font-size:16px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:var(--color-bg-base);color:var(--color-text-primary);min-height:100vh;line-height:1.6}body,.app-header,.card,.upload-zone,.btn,.input,.nav-tabs,.nav-tab,.image-card,.folder-header,.folder-card,.storage-item,.storage-item__icon,.storage-item__badge,.modal,.link-item__value,code{transition:background-color var(--transition-fast),border-color var(--transition-fast),color var(--transition-fast),box-shadow var(--transition-fast)}#root{min-height:100vh;display:flex;flex-direction:column}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:#00000026;border-radius:3px}::-webkit-scrollbar-thumb:hover{background:#00000040}.app-layout{display:flex;flex-direction:column;min-height:100vh}.app-header{position:sticky;top:0;z-index:100;background:#f3f4f6d9;-webkit-backdrop-filter:blur(20px) saturate(1.2);backdrop-filter:blur(20px) saturate(1.2);border-bottom:1px solid var(--color-border);padding:0 24px;height:60px;display:flex;align-items:center;justify-content:space-between}.app-header__brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--color-text-primary)}.app-header__logo{width:32px;height:32px;border-radius:var(--radius-sm);background:linear-gradient(135deg,var(--color-primary),#e07030);display:flex;align-items:center;justify-content:center;font-size:16px;font-weight:700;color:var(--color-text-inverse)}.app-header__title{font-size:18px;font-weight:600;letter-spacing:-.01em}.app-header__subtitle{font-size:12px;color:var(--color-text-tertiary);font-weight:400}.app-header__actions{display:flex;align-items:center;gap:8px}.app-main{flex:1;padding:24px;max-width:1400px;width:100%;margin:0 auto}.domain-banner{background:linear-gradient(90deg,#fbbf241a,#f0a05014);border:1px solid rgba(251,191,36,.2);border-radius:var(--radius-md);padding:10px 16px;margin-bottom:20px;display:flex;align-items:center;gap:8px;font-size:13px;color:var(--color-warning)}.domain-banner__icon{flex-shrink:0;font-size:16px}.domain-banner__close{margin-left:auto;background:none;border:none;color:var(--color-warning);cursor:pointer;padding:4px;opacity:.6;transition:opacity var(--transition-fast)}.domain-banner__close:hover{opacity:1}.nav-tabs{display:flex;gap:4px;margin-bottom:24px;border-bottom:1px solid var(--color-border);padding-bottom:0}.nav-tab{padding:10px 20px;background:none;border:none;color:var(--color-text-secondary);font-size:14px;font-weight:500;cursor:pointer;border-bottom:2px solid transparent;margin-bottom:-1px;transition:all var(--transition-fast);font-family:inherit}.nav-tab:hover{color:var(--color-text-primary)}.nav-tab--active{color:var(--color-primary);border-bottom-color:var(--color-primary)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:8px 16px;border-radius:var(--radius-sm);font-size:13px;font-weight:500;font-family:inherit;cursor:pointer;border:1px solid transparent;transition:all var(--transition-fast);text-decoration:none;white-space:nowrap;line-height:1.4}.btn--primary{background:var(--color-primary);color:var(--color-text-inverse)}.btn--primary:hover{background:var(--color-primary-hover);box-shadow:var(--shadow-glow)}.btn--primary:active{background:var(--color-primary-active)}.btn--ghost{background:transparent;color:var(--color-text-secondary);border-color:var(--color-border)}.btn--ghost:hover{background:var(--color-bg-hover);color:var(--color-text-primary);border-color:var(--color-border-hover)}.btn--danger{background:transparent;color:var(--color-error);border-color:#f871714d}.btn--danger:hover{background:#f871711a}.btn--delete:hover{background:var(--color-error)!important;color:#fff!important;border-color:var(--color-error)!important;box-shadow:0 0 12px #f8717173!important}.btn--sm{padding:4px 10px;font-size:12px}.btn--icon{padding:6px;width:32px;height:32px}.input{width:100%;padding:10px 14px;background:var(--color-bg-input);border:1px solid var(--color-border);border-radius:var(--radius-sm);color:var(--color-text-primary);font-size:14px;font-family:inherit;outline:none;transition:border-color var(--transition-fast)}.input:focus{border-color:var(--color-border-focus);box-shadow:0 0 0 3px var(--color-primary-subtle)}.input::placeholder{color:var(--color-text-tertiary)}.card{background:var(--color-bg-elevated);border:1px solid var(--color-border);border-radius:var(--radius-lg);overflow:hidden}.card__header{padding:16px 20px;border-bottom:1px solid var(--color-border);display:flex;align-items:center;justify-content:space-between}.card__title{font-size:15px;font-weight:600}.card__body{padding:20px}.upload-zone{border:2px dashed var(--color-border);border-radius:var(--radius-lg);padding:48px 24px;text-align:center;cursor:pointer;transition:transform var(--transition-normal),border-color var(--transition-fast),background-color var(--transition-fast);background:var(--color-bg-elevated);position:relative}.upload-zone:hover,.upload-zone--dragover{border-color:var(--color-primary);background:var(--color-primary-subtle)}.upload-zone--dragover{transform:scale(1.01)}.upload-zone__icon{font-size:48px;margin-bottom:12px;opacity:.5}.upload-zone__title{font-size:16px;font-weight:500;margin-bottom:6px}.upload-zone__desc{font-size:13px;color:var(--color-text-tertiary)}.upload-zone__input{display:none}.upload-progress{margin-top:16px;display:flex;flex-direction:column;gap:8px}.upload-item{position:relative;display:flex;align-items:center;gap:12px;padding:10px 14px;background:var(--color-bg-surface);border:1px solid var(--color-border);border-radius:var(--radius-sm);font-size:13px;overflow:hidden}.upload-item>*{position:relative;z-index:2}.upload-item__progress{position:absolute;top:0;left:0;bottom:0;background:var(--color-primary-subtle);z-index:1;pointer-events:none;transition:width .35s cubic-bezier(.1,.8,.25,1),background-color var(--transition-normal)}.upload-item__progress--success{background:#34d39914}.upload-item__progress--error{background:#f8717114}.upload-item__name{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.upload-item__status{font-size:12px;color:var(--color-text-tertiary)}.upload-item__status--success{color:var(--color-success)}.upload-item__status--error{color:var(--color-error)}.folder-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px;background:var(--color-bg-surface);padding:12px 16px;border-radius:var(--radius-md);border:1px solid var(--color-border);flex-wrap:wrap;gap:12px}.folder-card{display:flex;align-items:center;gap:12px;padding:14px 16px;background:var(--color-bg-surface);border-radius:var(--radius-md);border:1px solid var(--color-border);cursor:pointer;-webkit-user-select:none;user-select:none;transition:transform var(--transition-fast),border-color var(--transition-fast),background-color var(--transition-fast),box-shadow var(--transition-fast)}.folder-card:hover{border-color:var(--color-primary);transform:translateY(-2px);box-shadow:var(--shadow-sm)}.image-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:16px}.image-card{position:relative;background:var(--color-bg-elevated);border:1px solid var(--color-border);border-radius:var(--radius-md);overflow:hidden;transition:transform var(--transition-normal),border-color var(--transition-fast),background-color var(--transition-fast),box-shadow var(--transition-fast)}.image-card:hover{border-color:var(--color-border-hover);box-shadow:var(--shadow-md);transform:translateY(-2px)}.image-card__preview{aspect-ratio:1;overflow:hidden;background:var(--color-bg-surface)}.image-card__preview img{width:100%;height:100%;object-fit:cover;transition:transform var(--transition-slow)}.image-card:hover .image-card__preview img{transform:scale(1.05)}.image-card__overlay{position:absolute;top:0;right:0;bottom:0;left:0;background:linear-gradient(to top,rgba(0,0,0,.7) 0%,transparent 50%);opacity:0;transition:opacity var(--transition-normal);display:flex;align-items:flex-end;padding:12px}.image-card:hover .image-card__overlay{opacity:1}.image-card__actions{display:flex;gap:6px;width:100%}.image-card__info{padding:10px 12px}.image-card__name{font-size:12px;font-weight:500;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.image-card__meta{font-size:11px;color:var(--color-text-tertiary);margin-top:2px}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0009;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:1000;padding:24px;animation:fadeIn .2s ease}.modal{background:var(--color-bg-elevated);border:1px solid var(--color-border);border-radius:var(--radius-lg);width:100%;max-width:520px;max-height:90vh;overflow-y:auto;animation:slideUp .3s cubic-bezier(.4,0,.2,1)}.modal__header{padding:18px 20px;border-bottom:1px solid var(--color-border);display:flex;align-items:center;justify-content:space-between}.modal__title{font-size:16px;font-weight:600}.modal__close{background:none;border:none;color:var(--color-text-tertiary);cursor:pointer;font-size:20px;padding:4px;line-height:1;transition:color var(--transition-fast)}.modal__close:hover{color:var(--color-text-primary)}.modal__body{padding:20px}.link-item{margin-bottom:14px}.link-item__label{font-size:12px;font-weight:500;color:var(--color-text-secondary);margin-bottom:4px}.link-item__row{display:flex;gap:6px}.link-item__value{flex:1;padding:8px 12px;background:var(--color-bg-input);border:1px solid var(--color-border);border-radius:var(--radius-sm);font-size:12px;font-family:SF Mono,Consolas,monospace;color:var(--color-text-primary);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.login-container{display:flex;align-items:center;justify-content:center;padding:24px}.login-card{width:100%;max-width:380px;text-align:center}.login-card .card__body{padding:32px}.login-logo{display:flex;align-items:center;justify-content:center;margin:0 auto 16px}.login-title{font-size:22px;font-weight:600;margin-bottom:4px}.login-subtitle{font-size:13px;color:var(--color-text-tertiary);margin-bottom:28px}.login-form{display:flex;flex-direction:column;gap:12px}.login-error{font-size:13px;color:var(--color-error);padding:8px 12px;background:#f871711a;border-radius:var(--radius-sm)}.storage-list{display:flex;flex-direction:column;gap:12px}.storage-item{display:flex;align-items:center;gap:14px;padding:14px 16px;background:var(--color-bg-surface);border:1px solid var(--color-border);border-radius:var(--radius-md);transition:border-color var(--transition-fast)}.storage-item:hover{border-color:var(--color-border-hover)}.storage-item__icon{width:40px;height:40px;border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;font-size:18px;flex-shrink:0}.storage-item__icon--r2{background:#f78f1e1f;color:#f78f1e}.storage-item__icon--s3{background:#ff99001f;color:#f90}.storage-item__icon--blob{background:#0000004d;color:#fff}.storage-item__info{flex:1;min-width:0}.storage-item__name{font-size:14px;font-weight:500}.storage-item__type{font-size:12px;color:var(--color-text-tertiary)}.storage-item__actions{display:flex;gap:6px}.storage-item__badge{font-size:11px;padding:2px 8px;border-radius:99px;background:var(--color-primary-subtle);color:var(--color-primary);font-weight:500}.empty-state{text-align:center;padding:48px 24px;color:var(--color-text-tertiary)}.empty-state__icon{font-size:48px;margin-bottom:12px;opacity:.4}.empty-state__title{font-size:15px;font-weight:500;margin-bottom:4px;color:var(--color-text-secondary)}.toast-container{position:fixed;top:72px;right:24px;z-index:2000;display:flex;flex-direction:column;gap:8px}.toast{padding:10px 16px;background:var(--color-bg-surface);border:1px solid var(--color-border);border-radius:var(--radius-md);font-size:13px;box-shadow:var(--shadow-lg);animation:slideInRight .3s ease;max-width:360px}.toast--success{border-left:3px solid var(--color-success)}.toast--error{border-left:3px solid var(--color-error)}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes slideInRight{0%{opacity:0;transform:translate(40px)}to{opacity:1;transform:translate(0)}}@media(max-width:768px){.app-main{padding:16px}.image-grid{grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:10px}.upload-zone{padding:32px 16px}.app-header{padding:0 16px}}@media(max-width:480px){.image-grid{grid-template-columns:repeat(2,1fr);gap:8px}}@keyframes barSlideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.app-footer{text-align:center;padding:16px 24px;border-top:1px solid var(--color-border);color:#aba7a9;font-size:12px;background:var(--color-bg-base);display:flex;align-items:center;justify-content:center;gap:6px;margin-top:auto;-webkit-user-select:none;user-select:none}.app-footer a{color:#aba7a9;text-decoration:none;font-weight:500;transition:color var(--transition-fast)}.app-footer a:hover{color:var(--color-primary);text-decoration:underline}