/* ===== BASE STYLES ===== */
#echo-feed{margin:0!important;padding:0!important;width:100%!important;font-family:"Inter",system-ui,sans-serif;color:var(--text-main);--bg:#F4F1EA;--panel-bg:#F8F4EC;--panel-border:#D4CCBD;--tile-bg:#EFEDE7;--tile-border:#D9D4C8;--chip-bg:#E6E0D3;--chip-border:#C9C1B0;--text-main:#2A2A2A;--text-muted:#8A8171;--text-muted-strong:#7A7061;--scrollbar-thumb:#C4BBAA;--like-outline:#D0C8BA;--like-dot:#E3C16F;--offline-grad-a:#f9f4ea;--offline-grad-b:#ece4d7;--shimmer-base:#E8E4DC;--shimmer-shine:#F5F2EB;background:var(--bg)}
#echo-feed *{box-sizing:border-box}
#echo-feed.tg-theme-dark{--bg:#000;--panel-bg:rgba(8,8,10,0.96);--panel-border:rgba(255,255,255,0.18);--tile-bg:rgba(10,10,14,0.96);--tile-border:rgba(255,255,255,0.16);--chip-bg:rgba(255,255,255,0.08);--chip-border:rgba(255,255,255,0.25);--text-main:#f5f5f5;--text-muted:#a7aec0;--text-muted-strong:#dde0ea;--scrollbar-thumb:rgba(255,255,255,0.22);--offline-grad-a:#050507;--offline-grad-b:#000;--shimmer-base:#1a1a1f;--shimmer-shine:#2a2a32}

/* ===== PASSWORD GATE ===== */
.sf-password-gate{position:fixed;inset:0;background:#000;display:flex;align-items:center;justify-content:center;z-index:99999;opacity:1;transition:opacity 0.5s ease}
.sf-password-gate.is-fading{opacity:0;pointer-events:none}
.sf-gate-content{text-align:center;max-width:320px;width:100%;padding:20px}
.sf-gate-title{font-size:42px;font-weight:200;letter-spacing:0.08em;color:#fff;margin-bottom:8px}
.sf-gate-subtitle{font-size:11px;letter-spacing:0.25em;text-transform:uppercase;color:rgba(255,255,255,0.35);margin-bottom:32px}
.sf-gate-input-wrap{position:relative;margin-bottom:16px}
.sf-gate-input{width:100%;background:rgba(255,255,255,0.03);border:1px solid rgba(255,255,255,0.12);border-radius:8px;padding:14px 48px 14px 18px;font-size:16px;color:#fff;letter-spacing:0.1em;outline:none;transition:all 0.2s ease;font-family:"Inter",system-ui,sans-serif}
.sf-gate-input::placeholder{color:rgba(255,255,255,0.2)}
.sf-gate-input:focus{border-color:rgba(255,255,255,0.3);background:rgba(255,255,255,0.05);box-shadow:0 0 20px rgba(255,255,255,0.05)}
.sf-gate-input:disabled{opacity:0.5;cursor:not-allowed}
.sf-gate-submit{position:absolute;right:6px;top:50%;transform:translateY(-50%);background:none;border:none;color:rgba(255,255,255,0.3);font-size:20px;cursor:pointer;padding:8px 12px;transition:color 0.15s ease}
.sf-gate-submit:hover{color:rgba(255,255,255,0.7)}
.sf-gate-submit:disabled{opacity:0.3;cursor:not-allowed}
.sf-gate-error{font-size:11px;letter-spacing:0.08em;color:rgba(200,80,80,0);height:20px;transition:color 0.3s ease}
.sf-gate-error.is-visible{color:rgba(200,80,80,0.9)}
.sf-gate-status{font-size:11px;letter-spacing:0.15em;color:rgba(255,255,255,0);margin-top:8px;transition:color 0.3s ease}
.sf-gate-status.is-visible{color:rgba(255,255,255,0.5)}

@media(max-width:768px){
.sf-gate-title{font-size:32px}
.sf-gate-subtitle{font-size:10px;margin-bottom:28px}
.sf-gate-input{font-size:16px;padding:16px 48px 16px 16px}
}

/* ===== HEADER ===== */
.sf-header{display:flex;justify-content:space-between;align-items:flex-start;padding:24px 20px 20px;margin-bottom:10px}
.sf-header-left{display:flex;flex-direction:column;gap:0;flex-shrink:0}
.sf-header-title{font-size:34px;font-weight:200;letter-spacing:0.06em;color:var(--text-main);line-height:1.1}
.sf-header-brand{font-size:11px;letter-spacing:0.12em;color:var(--text-muted);text-decoration:line-through;text-decoration-color:var(--text-muted);margin-top:3px;opacity:0.7}
.sf-header-right{text-align:right;padding-top:8px;flex-shrink:0}
.sf-header-tagline{font-size:11px;letter-spacing:0.06em;color:var(--text-muted);font-style:italic;white-space:nowrap}

/* ===== LAYOUT ===== */
.sf-root{padding:10px;max-width:1400px;margin:0 auto}
.sf-sticky-shell{position:sticky;top:0;z-index:100;background:var(--bg);padding-bottom:6px}
.sf-toolbar{width:100%;background:var(--panel-bg);border:1px solid var(--panel-border);box-shadow:0 3px 10px rgba(0,0,0,0.04);border-radius:12px;padding:12px 14px;display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:nowrap;margin-bottom:8px}
.sf-toolbar-left{display:flex;align-items:center;gap:10px;flex-shrink:0}
.sf-toolbar-search{flex:1;display:flex;align-items:center;gap:6px;padding:0 16px;min-width:0}
.sf-toolbar-right{display:flex;align-items:center;gap:10px;flex-wrap:nowrap;flex-shrink:0}
.sf-moods-label{font-size:10px;letter-spacing:.18em;text-transform:uppercase;color:var(--text-muted)}
/* ===== EIGENSTATE TABS ===== */
.sf-spectrum-container{display:flex;flex-direction:column;gap:3px}
.sf-spectrum-slider{position:relative;height:30px;background:var(--chip-bg);border:1px solid var(--panel-border);border-radius:20px;overflow:hidden;cursor:default;min-width:260px;max-width:400px}
.sf-spectrum-slider.sf-pulse-glow{animation:pulse-glow 1.5s ease-in-out infinite}
.sf-spectrum-wave{position:absolute;inset:0;pointer-events:none;opacity:0.5;width:100%;height:100%}
#echo-feed.tg-theme-dark .sf-spectrum-slider{background:rgba(255,255,255,0.04)}
.sf-eigen-tabs{position:absolute;inset:0;display:flex;align-items:center;padding:0 4px;gap:0;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none}
.sf-eigen-tabs::-webkit-scrollbar{display:none}
.sf-eigen-tab{flex-shrink:0;border:none;background:transparent;color:var(--text-muted);font-size:8.5px;letter-spacing:0.1em;text-transform:uppercase;cursor:pointer;padding:4px 8px;border-radius:16px;transition:color .15s ease,background .15s ease;white-space:nowrap;font-family:"Inter",system-ui,sans-serif;line-height:1}
.sf-eigen-tab:hover{color:var(--text-main)}
.sf-eigen-tab.is-active{color:var(--text-main);background:rgba(0,0,0,0.06)}
#echo-feed.tg-theme-dark .sf-eigen-tab.is-active{color:var(--like-dot);background:rgba(227,193,111,0.12)}
/* ===== TOOLBAR SEARCH ===== */
.sf-search-input{flex:1;background:transparent;border:none;border-bottom:1px solid var(--panel-border);outline:none;font-family:"Inter",system-ui,sans-serif;font-size:10px;letter-spacing:0.05em;color:var(--text-main);padding:2px 0;min-width:0;transition:border-color .15s ease}
.sf-search-input:focus{border-color:var(--text-muted)}
.sf-search-input::placeholder{color:var(--text-muted);opacity:0.5}
.sf-search-clear{background:none;border:none;color:var(--text-muted);font-size:14px;cursor:pointer;padding:0 2px;line-height:1;opacity:0;pointer-events:none;transition:opacity .15s ease;flex-shrink:0}
.sf-search-clear.is-visible{opacity:0.4;pointer-events:auto}
.sf-search-clear:hover{opacity:0.8}
.sf-no-results{padding:60px 20px;text-align:center;grid-column:1/-1;break-inside:avoid}
.sf-no-results-text{font-size:12px;letter-spacing:0.06em;color:var(--text-muted)}
.sf-no-results-clear{background:none;border:none;border-bottom:1px solid var(--text-muted);color:var(--text-muted);font-size:12px;cursor:pointer;padding:0;letter-spacing:0.06em;font-family:"Inter",system-ui,sans-serif;transition:all .15s ease}
.sf-no-results-clear:hover{color:var(--text-main);border-color:var(--text-main)}
.sf-entangled-info{width:22px;height:22px;border-radius:50%;border:1px solid var(--panel-border);background:var(--chip-bg);color:var(--text-muted);font-size:11px;font-weight:500;cursor:pointer;display:none;align-items:center;justify-content:center;transition:all .15s ease;margin-left:6px;flex-shrink:0}
.sf-entangled-info:hover{background:var(--chip-border);color:var(--text-main)}
.sf-button-link{font-family:"Inter",system-ui,sans-serif;padding:6px 2px;background:none;border:none;border-bottom:1px solid var(--text-muted);text-transform:uppercase;letter-spacing:.1em;font-size:10px;color:var(--text-muted);cursor:pointer;white-space:nowrap;transition:all .15s ease}
.sf-button-link:hover{color:var(--text-main);border-color:var(--text-main)}

/* ===== THEME TOGGLE - LUCENT/OPAQUE ===== */
.sf-theme-toggle{display:inline-flex;align-items:center;gap:0}
.sf-theme-btn{background:none;border:none;cursor:pointer;font-size:10px;letter-spacing:0.06em;color:var(--text-main);padding:4px 6px;transition:opacity .15s ease}
.sf-theme-sep{font-size:10px;color:var(--text-muted);opacity:0.5;padding:0 2px}
.sf-theme-light{opacity:1}
.sf-theme-dark{opacity:0.4}
.sf-theme-toggle.is-dark .sf-theme-light{opacity:0.4}
.sf-theme-toggle.is-dark .sf-theme-dark{opacity:1}

/* ===== COLUMN TOGGLE - Visual Bars ===== */
.sf-col-toggle{display:inline-flex;align-items:center;gap:2px;background:none;border:none;padding:0}
.sf-col-toggle.desktop-toggle{display:inline-flex}
.sf-col-toggle.mobile-toggle{display:none}
.sf-col-pill{display:inline-flex;align-items:center;justify-content:center;gap:2px;border:none;outline:none;cursor:pointer;padding:6px 8px;border-radius:6px;background:transparent;transition:all .15s ease;-webkit-tap-highlight-color:transparent}
.sf-col-pill:hover{background:rgba(0,0,0,0.04)}
#echo-feed.tg-theme-dark .sf-col-pill:hover{background:rgba(255,255,255,0.06)}
.sf-col-bar{display:block;width:2px;height:14px;background:var(--text-muted);opacity:0.4;border-radius:1px;transition:all .15s ease}
.sf-col-pill.is-active .sf-col-bar{background:var(--text-main);opacity:1}
.sf-col-pill:hover .sf-col-bar{opacity:0.7}

/* ===== LEDGER ===== */
.sf-ledger{width:100%;background:var(--panel-bg);border:1px solid var(--panel-border);box-shadow:0 3px 10px rgba(0,0,0,0.04);border-radius:12px;padding:8px 10px;margin-bottom:10px}
.sf-ledger-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:4px}
.saved-strip-label{font-size:10px;letter-spacing:.18em;text-transform:uppercase;color:var(--text-muted)}
.sf-ledger-actions{display:flex;align-items:center;gap:8px}
.sf-share-collection{display:none;align-items:center;justify-content:center;background:rgba(227,193,111,0.12);border:1px solid rgba(227,193,111,0.3);border-radius:6px;font-size:9px;letter-spacing:0.1em;text-transform:uppercase;color:var(--text-main);cursor:pointer;padding:6px 12px;transition:all .15s ease}
.sf-share-collection:hover{background:rgba(227,193,111,0.22);transform:translateY(-1px)}
.sf-dampened-count{font-size:9px;letter-spacing:.1em;color:var(--text-muted);cursor:pointer;padding:2px 8px;border-radius:999px;background:var(--chip-bg);border:1px solid var(--chip-border);display:none;transition:all .15s ease}
.sf-dampened-count:hover{background:var(--chip-border);color:var(--text-main)}
.saved-strip-thumbs{display:block;overflow-x:auto;overflow-y:hidden;white-space:nowrap;height:40px;padding-bottom:4px;cursor:default}
.saved-strip-thumbs::-webkit-scrollbar{height:4px}
.saved-strip-thumbs::-webkit-scrollbar-thumb{background:var(--scrollbar-thumb);border-radius:4px}
.saved-thumb{display:inline-block;vertical-align:middle;width:36px;height:36px;margin-right:6px;border-radius:8px;border:1px solid var(--panel-border);overflow:hidden;background:var(--shimmer-base);cursor:pointer}
.saved-thumb img{width:100%;height:100%;object-fit:cover;display:block}
.saved-thumb.load-error{display:none}
.saved-empty{font-size:11px;color:#9A9284}

/* ===== GRID ===== */
.sf-grid-wrap{width:100%}
.sf-grid{column-count:5;column-gap:14px;transition:opacity .25s ease}
.sf-grid.cols-1{column-count:1}
.sf-grid.cols-2{column-count:2}
.sf-grid.cols-3{column-count:3}
.sf-grid.cols-5{column-count:5}
.sf-grid.offline-mode{column-count:1!important}
.sf-grid.is-loading{opacity:.3;pointer-events:none}

/* ===== ART TILES ===== */
.art-tile{background:var(--tile-bg);border-radius:10px;border:1px solid var(--tile-border);overflow:hidden;position:relative;cursor:pointer;display:block;margin-bottom:14px;break-inside:avoid;min-height:80px}
.art-tile img{width:100%;height:auto;display:block;background:var(--shimmer-base)}
.art-tile.load-error{display:none}
.art-tile.loaded{min-height:auto}

/* Tile action buttons - diagonal positioning, hidden by default */
.fav-btn,.dampen-btn{position:absolute;width:28px;height:28px;background:rgba(255,255,255,0.92);border-radius:50%;border:1px solid var(--like-outline);display:flex;align-items:center;justify-content:center;cursor:pointer;font-size:14px;color:var(--text-muted);opacity:0;transition:all .15s ease;-webkit-tap-highlight-color:transparent}
.art-tile:hover .fav-btn,.art-tile:hover .dampen-btn{opacity:0.7}
.art-tile.show-actions .fav-btn,.art-tile.show-actions .dampen-btn{opacity:0.7}
.fav-btn:hover,.dampen-btn:hover{opacity:1!important;color:var(--text-main);transform:scale(1.08)}
.fav-btn.is-saved{color:var(--like-dot);opacity:1!important;background:rgba(255,255,255,0.98)}

/* ※ favorite - top right */
.fav-btn{top:6px;right:6px}

/* ∿↓ dampen - bottom left */
.dampen-btn{bottom:6px;left:6px;font-size:11px;letter-spacing:-1px}

/* Dampen fade-out animation */
.art-tile.is-dampening{animation:dampen-fade 0.3s ease forwards}
@keyframes dampen-fade{0%{opacity:1;transform:scale(1)}100%{opacity:0;transform:scale(0.95)}}

/* ===== OFFLINE PANEL ===== */
.offline-panel{width:100%;padding:40px 20px;text-align:center;font-size:14px;color:var(--text-muted-strong);background:radial-gradient(circle at top left,var(--offline-grad-a),var(--offline-grad-b));border-radius:14px;border:1px solid var(--panel-border);box-shadow:0 8px 18px rgba(0,0,0,0.05);break-inside:avoid;margin-bottom:16px}
.offline-label{font-size:10px;letter-spacing:.22em;text-transform:uppercase;color:var(--text-muted);margin-bottom:6px}
.offline-main{font-style:italic;margin-bottom:6px}
.offline-trace{font-size:11px;color:var(--text-muted);font-style:italic;margin-bottom:20px}
.offline-nav{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-top:24px;padding-top:20px;border-top:1px solid var(--panel-border)}
.offline-nav-btn{padding:10px 18px;border-radius:8px;border:1px solid var(--panel-border);background:var(--chip-bg);font-size:11px;letter-spacing:0.08em;text-transform:uppercase;color:var(--text-main);cursor:pointer;transition:all .15s ease}
.offline-nav-btn:hover{background:var(--chip-border);transform:translateY(-1px)}

/* ===== MODAL (OVERLAY) ===== */
.sf-modal-backdrop{position:fixed;inset:0;background:rgba(0,0,0,0.6);display:flex;align-items:center;justify-content:center;z-index:99999;padding:20px;overflow-y:auto;backdrop-filter:blur(2px);-webkit-backdrop-filter:blur(2px)}
.sf-modal{background:var(--panel-bg);border:1px solid var(--panel-border);border-radius:16px;max-width:560px;width:100%;max-height:90vh;overflow:hidden;box-shadow:0 24px 80px rgba(0,0,0,0.5);position:relative;color:var(--text-main);display:flex;flex-direction:column}
.sf-modal-close{position:absolute;top:12px;right:12px;width:36px;height:36px;border:none;background:rgba(0,0,0,0.3);border-radius:50%;font-size:20px;line-height:1;cursor:pointer;color:#fff;z-index:10;display:flex;align-items:center;justify-content:center;transition:all .15s ease}
.sf-modal-close:hover{background:rgba(0,0,0,0.5)}

/* Redesigned Modal */
.sf-modal-redesign{overflow-y:auto}
.sf-modal-content{display:flex;flex-direction:column}
.sf-modal-image-section{background:var(--tile-bg)}
.sf-modal-img-wrap{width:100%;display:flex;align-items:center;justify-content:center;cursor:pointer;min-height:280px;padding:0}
.sf-modal-img-wrap img{max-width:100%;max-height:65vh;width:auto;height:auto;object-fit:contain;display:block}
.sf-modal-info-section{padding:24px;display:flex;flex-direction:column;gap:20px}
.sf-modal-basic-info{text-align:center}
.sf-modal-title{font-size:18px;font-weight:500;line-height:1.3;margin-bottom:6px;color:var(--text-main)}
.sf-modal-artist{font-size:14px;color:var(--text-muted-strong);margin-bottom:4px}
.sf-modal-date{font-size:12px;color:var(--text-muted);margin-bottom:2px}
.sf-modal-collection{font-size:11px;color:var(--text-muted);letter-spacing:0.04em;opacity:0.7}
.sf-modal-collection-row{display:flex;align-items:center;justify-content:center;gap:12px;margin-top:8px}
.sf-modal-print{background:none;border:none;color:var(--text-muted);font-size:14px;cursor:pointer;padding:4px 8px;opacity:0.5;transition:opacity 0.15s ease}
.sf-modal-print:hover{opacity:1;color:var(--text-main)}

/* Amplify Section */
.sf-modal-amplify-section{border-top:1px solid var(--panel-border);padding-top:16px}
.sf-modal-amplify-btn{width:100%;display:flex;align-items:center;justify-content:center;gap:8px;padding:12px 16px;background:transparent;border:1px solid var(--panel-border);border-radius:8px;font-size:10px;letter-spacing:0.15em;text-transform:uppercase;color:var(--text-muted);cursor:pointer;transition:all .2s ease}
.sf-modal-amplify-btn:hover{background:var(--chip-bg);color:var(--text-main)}
.sf-modal-amplify-btn.is-expanded{background:var(--chip-bg);border-color:var(--chip-border)}
.sf-amplify-arrow{font-size:12px;transition:transform .2s ease}
.sf-modal-amplify-btn.is-expanded .sf-amplify-arrow{transform:rotate(180deg)}
.sf-modal-amplify-body{padding:16px 0 0;max-height:35vh;overflow-y:auto;animation:fadeSlideIn .25s ease}
@keyframes fadeSlideIn{from{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}

/* Modal Action Buttons */
.sf-modal-actions{display:flex;gap:12px;padding-top:8px}
.sf-modal-action-btn{flex:1;display:flex;align-items:center;justify-content:center;padding:14px 20px;border-radius:8px;font-size:11px;letter-spacing:0.12em;text-transform:uppercase;text-decoration:none;cursor:pointer;transition:all .15s ease;border:1px solid var(--panel-border);background:var(--chip-bg);color:var(--text-main)}
.sf-modal-action-btn:hover{background:var(--chip-border)}
.sf-modal-transmit{background:rgba(227,193,111,0.1);border-color:rgba(227,193,111,0.3);color:var(--text-main)}
.sf-modal-transmit:hover{background:rgba(227,193,111,0.2)}
.sf-modal-ledger-toggle{background:rgba(100,180,100,0.1);border-color:rgba(100,180,100,0.3)}
.sf-modal-ledger-toggle:hover{background:rgba(100,180,100,0.2)}
.sf-modal-ledger-toggle.is-saved{background:rgba(180,100,100,0.1);border-color:rgba(180,100,100,0.3)}
.sf-modal-ledger-toggle.is-saved:hover{background:rgba(180,100,100,0.2)}

/* Detail Rows */
.sf-detail-row{display:flex;gap:12px;margin-bottom:12px;padding-bottom:12px;border-bottom:1px solid var(--panel-border)}
.sf-detail-row:last-child{border-bottom:none;margin-bottom:0;padding-bottom:0}
.sf-detail-label{flex:0 0 85px;font-weight:500;font-size:10px;text-transform:uppercase;letter-spacing:.08em;color:var(--text-muted)}
.sf-detail-value{flex:1;color:var(--text-main);font-size:12px;line-height:1.5}

/* Legacy modal styles (for dampened modal etc) */
.sf-image-modal-body{display:flex;flex-direction:column}
.sf-image-modal-img-wrap{width:100%;display:flex;align-items:center;justify-content:center;background:var(--tile-bg);cursor:pointer;min-height:200px}
.sf-image-modal-img-wrap img{max-width:100%;max-height:60vh;width:auto;height:auto;object-fit:contain;display:block}
.sf-image-modal-footer{padding:16px;display:flex;flex-direction:column;gap:12px}
.sf-image-modal-footer>div:first-child{text-align:center}
.sf-image-modal-footer-title{font-weight:600;font-size:15px;margin-bottom:2px}
.sf-modal-buttons{display:flex;gap:10px;justify-content:center}
.sf-image-modal-more-btn{font-size:11px;text-transform:uppercase;letter-spacing:.12em;border-radius:999px;padding:10px 16px;border:1px solid var(--chip-border);background:var(--chip-bg);cursor:pointer;white-space:nowrap;flex:1;text-align:center}
.sf-modal-link,.sf-modal-share{font-size:11px;text-transform:uppercase;letter-spacing:.12em;border-radius:999px;padding:10px 16px;border:1px solid var(--chip-border);background:var(--chip-bg);text-decoration:none;color:var(--text-main);display:flex;align-items:center;justify-content:center;flex:1;cursor:pointer}
.sf-modal-link:hover,.sf-image-modal-more-btn:hover,.sf-modal-share:hover{background:var(--chip-border)}
.sf-modal-more-body{padding:16px;border-top:1px solid var(--panel-border);max-height:40vh;overflow-y:auto;font-size:12px}

/* ===== FULLSCREEN VIEW ===== */
.sf-fullscreen{position:fixed;inset:0;background:rgba(0,0,0,0.95);z-index:999999;display:flex;align-items:center;justify-content:center;padding:20px}
.sf-fullscreen img{max-width:100%;max-height:100%;object-fit:contain}
.sf-fullscreen-close{position:fixed;top:20px;right:20px;width:48px;height:48px;background:rgba(255,255,255,0.1);border:1px solid rgba(255,255,255,0.2);border-radius:50%;color:#fff;font-size:28px;cursor:pointer;display:flex;align-items:center;justify-content:center;z-index:10}

/* ===== TOAST NOTIFICATION ===== */
.sf-toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%) translateY(20px);background:rgba(20,20,24,0.95);color:#fff;padding:12px 24px;border-radius:8px;font-size:12px;letter-spacing:0.08em;opacity:0;transition:all .3s ease;z-index:999999;pointer-events:none;border:1px solid rgba(255,255,255,0.1);box-shadow:0 4px 20px rgba(0,0,0,0.3)}
.sf-toast.is-visible{opacity:1;transform:translateX(-50%) translateY(0)}

/* ===== SHARED COLLECTION HEADER ===== */
.sf-shared-header{display:flex;align-items:center;justify-content:space-between;padding:14px 18px;margin-bottom:14px;background:var(--panel-bg);border:1px solid var(--panel-border);border-radius:12px;gap:16px}
.sf-shared-info{display:flex;flex-direction:column;gap:2px}
.sf-shared-label{font-size:11px;letter-spacing:0.12em;text-transform:uppercase;color:var(--text-muted-strong)}
.sf-shared-count{font-size:10px;color:var(--text-muted);letter-spacing:0.05em}
.sf-shared-toggle{padding:10px 18px;border-radius:8px;border:1px solid var(--panel-border);background:var(--chip-bg);font-size:10px;letter-spacing:0.1em;text-transform:uppercase;color:var(--text-main);cursor:pointer;transition:all .15s ease;white-space:nowrap}
.sf-shared-toggle:hover{background:var(--chip-border)}
.sf-fullscreen-close:hover{background:rgba(255,255,255,0.2)}

/* ===== LOADING STATES ===== */
.sf-initial-loader{position:fixed;inset:0;background:var(--bg);display:flex;flex-direction:column;align-items:center;justify-content:center;z-index:9999;opacity:1;transition:opacity .4s ease}
.sf-initial-loader.fade-out{opacity:0;pointer-events:none}
.sf-loader-orb{width:48px;height:48px;border-radius:50%;background:radial-gradient(circle at 30% 30%,var(--shimmer-shine),var(--shimmer-base));animation:pulse-orb 1.8s ease-in-out infinite;box-shadow:0 0 40px rgba(0,0,0,0.06)}
@keyframes pulse-orb{0%,100%{transform:scale(1);opacity:.7}50%{transform:scale(1.15);opacity:1}}
.sf-loader-text{margin-top:20px;font-size:10px;letter-spacing:.25em;text-transform:uppercase;color:var(--text-muted);animation:fade-text 1.8s ease-in-out infinite}
@keyframes fade-text{0%,100%{opacity:.4}50%{opacity:.9}}
.sf-loader-sub{margin-top:6px;font-size:9px;letter-spacing:.15em;color:var(--text-muted);opacity:.5}

/* ===== BUTTON LOADING ===== */
.sf-button-link{position:relative;overflow:hidden}
.sf-button-link.is-recasting{color:transparent;pointer-events:none}
.sf-button-link.is-recasting::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,transparent,var(--shimmer-shine),transparent);animation:btn-shimmer 1s ease infinite}
@keyframes btn-shimmer{0%{transform:translateX(-100%)}100%{transform:translateX(100%)}}

/* ===== DESKTOP RESPONSIVE ===== */
@media(max-width:900px){
.sf-toolbar{flex-wrap:wrap}
.sf-toolbar-right{flex-wrap:wrap;justify-content:center}
}

/* ============================================================
   MOBILE STYLES
   ============================================================ */
@media(max-width:768px){

/* Hide Webflow header on mobile - keep only our script header */
.w-nav,
.navbar,
.nav-wrapper,
header:not(.sf-header),
[data-collapse="all"],
.navigation,
.nav-menu-wrapper,
#echo-feed~header,
body>header:first-of-type,
body>.w-nav{display:none!important}

html{-webkit-text-size-adjust:100%}
body{-webkit-overflow-scrolling:touch}
#echo-feed{width:100%!important;max-width:100vw!important;overflow-x:hidden!important;padding:0!important;margin:0!important}

.sf-root{padding:10px;max-width:100%}

/* Header - scrolls away naturally */
.sf-header{padding:14px 12px 12px;margin-bottom:8px}
.sf-header-left{flex-shrink:0}
.sf-header-title{font-size:26px}
.sf-header-brand{font-size:10px;margin-top:2px}
.sf-header-right{padding-top:4px}
.sf-header-tagline{font-size:9px;letter-spacing:0.04em}

/* Sticky shell - becomes fixed when scrolled past header */
.sf-sticky-shell{position:relative;z-index:100;background:var(--bg);padding:6px 0;transition:box-shadow 0.2s ease}
.sf-sticky-shell.is-stuck{position:fixed!important;top:0;left:0;right:0;padding:8px 10px 6px;box-shadow:0 2px 12px rgba(0,0,0,0.12)}

/* Add padding when stuck to prevent content jump */
.sf-root:has(.sf-sticky-shell.is-stuck){padding-top:160px}

/* Toolbar */
.sf-toolbar{flex-direction:column;gap:10px;padding:12px;border-radius:12px}
.sf-toolbar-left{width:100%;justify-content:center;gap:8px}
.sf-toolbar-right{width:100%;justify-content:center;gap:8px;flex-wrap:wrap}
.sf-moods-label{display:none}
/* Eigenstate tabs mobile */
.sf-toolbar-search{display:none}
.sf-spectrum-container{min-width:0;max-width:100%;flex:1}
.sf-spectrum-slider{height:32px;border-radius:16px;min-width:0;max-width:100%}
.sf-button-link{padding:10px 14px;font-size:10px;min-height:44px;border-radius:10px}

/* Column toggle mobile */
.sf-col-toggle.desktop-toggle{display:none}
.sf-col-toggle.mobile-toggle{display:inline-flex}
.sf-col-pill{padding:10px 12px;min-height:44px}
.sf-col-bar{width:3px;height:18px}

/* Theme toggle mobile */
.sf-theme-btn{font-size:11px;padding:10px 8px;min-height:44px}

/* Recast button mobile */
.sf-button-link{padding:10px 4px;font-size:11px;min-height:44px}

/* Ledger */
.sf-ledger{padding:10px 12px;margin-bottom:6px;border-radius:12px}
.saved-strip-label{font-size:9px}
.saved-strip-thumbs{height:48px;-webkit-overflow-scrolling:touch}
.saved-thumb{width:44px;height:44px;margin-right:8px;border-radius:10px}

/* Grid */
.sf-grid{column-gap:10px}
.art-tile{border-radius:10px;margin-bottom:10px;min-height:60px}

/* Action buttons on mobile */
.fav-btn{top:8px;right:8px;width:44px;height:44px;font-size:20px}
.dampen-btn{bottom:8px;left:8px;width:44px;height:44px;font-size:16px}
.dampen-btn{font-size:14px}

/* Modal overlay on mobile */
.sf-modal-backdrop{padding:12px;align-items:flex-start;padding-top:40px}
.sf-modal{max-width:100%;width:calc(100% - 16px);max-height:calc(100vh - 60px);border-radius:14px;overflow-y:auto;-webkit-overflow-scrolling:touch}
.sf-modal-close{width:40px;height:40px;font-size:22px;top:8px;right:8px;position:sticky;margin-left:auto;margin-right:8px;margin-top:8px;z-index:20}
.sf-image-modal-body{overflow:visible}
.sf-image-modal-img-wrap{min-height:120px;flex-shrink:0;position:sticky;top:0;z-index:5;border-bottom:1px solid var(--panel-border)}
.sf-image-modal-img-wrap img{max-height:35vh}
.sf-image-modal-footer{padding:14px}
.sf-image-modal-footer-title{font-size:14px}
.sf-modal-buttons{flex-direction:column;gap:8px}
.sf-image-modal-more-btn,.sf-modal-link{min-height:48px;font-size:12px}
/* AMPLIFY metadata section - scrollable on mobile */
.sf-modal-more-body{padding:16px;max-height:none;overflow-y:visible;font-size:13px;line-height:1.6;border-top:1px solid var(--panel-border);position:relative}
.sf-modal-more-body::after{content:"";position:sticky;bottom:0;left:0;right:0;height:24px;background:linear-gradient(to top,var(--panel-bg),transparent);pointer-events:none;display:block;margin-top:-24px}
.sf-detail-row{flex-direction:column;gap:4px;margin-bottom:14px;padding-bottom:14px;border-bottom:1px solid var(--panel-border)}
.sf-detail-row:last-child{border-bottom:none;margin-bottom:0}
.sf-detail-label{flex:none;font-size:10px;font-weight:600}
.sf-detail-value{font-size:13px;line-height:1.5}

/* Fullscreen */
.sf-fullscreen{padding:10px}
.sf-fullscreen-close{top:12px;right:12px;width:44px;height:44px;font-size:24px}

/* Offline panel */
.offline-panel{padding:24px 14px;border-radius:12px}

/* Redesigned modal on mobile */
.sf-modal-redesign .sf-modal-close{position:absolute;top:8px;right:8px;margin:0}
.sf-modal-img-wrap{min-height:180px}
.sf-modal-img-wrap img{max-height:40vh}
.sf-modal-info-section{padding:20px 16px}
.sf-modal-title{font-size:16px}
.sf-modal-artist{font-size:13px}
.sf-modal-actions{flex-direction:column;gap:10px}
.sf-modal-action-btn{min-height:48px;font-size:12px}
.sf-modal-amplify-body{max-height:none}

/* Shared collection header on mobile */
.sf-shared-header{flex-direction:column;align-items:stretch;gap:12px;padding:12px 14px}
.sf-shared-info{align-items:center;text-align:center}
.sf-shared-toggle{width:100%;padding:12px}

} /* end mobile */

/* ===== HELP ZONE + BUTTON ===== */
/* Invisible hover zone in bottom-right corner */
.sf-help-zone{position:fixed;bottom:0;right:0;width:80px;height:80px;z-index:1000;pointer-events:auto}
.sf-help-btn{position:absolute;bottom:20px;right:20px;width:36px;height:36px;border-radius:50%;background:var(--panel-bg);border:1px solid var(--panel-border);color:var(--text-muted);font-size:16px;font-weight:300;cursor:pointer;display:flex;align-items:center;justify-content:center;box-shadow:0 2px 8px rgba(0,0,0,0.08);opacity:0;transform:scale(0.8);transition:all .2s ease;pointer-events:none}
/* Show button when hovering the zone */
.sf-help-zone:hover .sf-help-btn{opacity:1;transform:scale(1);pointer-events:auto}
.sf-help-btn:hover{background:var(--chip-bg);color:var(--text-main);transform:scale(1.08)!important}
#echo-feed.tg-theme-dark .sf-help-btn{box-shadow:0 2px 8px rgba(0,0,0,0.3)}

/* ===== HELP MODAL - QUANTUM AESTHETIC ===== */
.sf-help-backdrop{position:fixed;inset:0;background:rgba(0,0,0,0.75);display:flex;align-items:center;justify-content:center;z-index:999998;padding:20px;backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px)}
.sf-help-modal{background:linear-gradient(145deg,rgba(20,20,24,0.98),rgba(12,12,14,0.99));border:1px solid rgba(255,255,255,0.1);border-radius:16px;max-width:400px;width:100%;padding:0;box-shadow:0 24px 80px rgba(0,0,0,0.6),0 0 1px rgba(255,255,255,0.1) inset;color:#e8e6e3;position:relative;overflow:hidden;max-height:90vh;overflow-y:auto}
.sf-help-modal::before{content:"";position:absolute;top:0;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,rgba(255,255,255,0.15),transparent)}
.sf-help-close{position:absolute;top:12px;right:12px;width:28px;height:28px;border:none;background:rgba(255,255,255,0.05);border-radius:50%;font-size:18px;color:rgba(255,255,255,0.4);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .15s ease;z-index:5}
.sf-help-close:hover{background:rgba(255,255,255,0.1);color:rgba(255,255,255,0.8)}

/* Header */
.sf-help-header{padding:28px 24px 20px;text-align:center;border-bottom:1px solid rgba(255,255,255,0.06);position:relative}
.sf-help-whatis{position:absolute;top:12px;left:12px;background:none;border:none;font-size:10px;color:rgba(255,255,255,0.15);cursor:pointer;padding:4px 8px;letter-spacing:0.02em;transition:all .2s ease;opacity:0.5}
.sf-help-header:hover .sf-help-whatis{opacity:1;color:rgba(255,255,255,0.35)}
.sf-help-whatis:hover{color:rgba(255,255,255,0.7)!important;opacity:1!important}
.sf-help-title{font-size:22px;font-weight:200;letter-spacing:0.08em;color:#fff;margin-bottom:4px}
.sf-help-subtitle{font-size:9px;letter-spacing:0.3em;text-transform:uppercase;color:rgba(255,255,255,0.35)}

/* Body */
.sf-help-body{padding:20px 24px}
.sf-help-section{margin-bottom:20px}
.sf-help-section:last-child{margin-bottom:0}
.sf-help-section-title{font-size:10px;letter-spacing:0.2em;text-transform:uppercase;color:rgba(227,193,111,0.8);margin-bottom:10px;font-weight:500}
.sf-help-prose{font-size:12px;line-height:1.65;color:rgba(255,255,255,0.55);margin-bottom:10px}
.sf-help-prose:last-child{margin-bottom:0}
.sf-help-emphasis{color:rgba(255,255,255,0.7);font-style:italic}
.sf-help-divider{height:1px;background:rgba(255,255,255,0.06);margin:20px 0}

/* Action items */
.sf-help-actions{display:flex;flex-direction:column;gap:14px;margin-bottom:16px}
.sf-help-action{display:flex;align-items:flex-start;gap:12px}
.sf-help-action-icon{font-size:16px;width:32px;height:32px;display:flex;align-items:center;justify-content:center;background:rgba(255,255,255,0.04);border:1px solid rgba(255,255,255,0.08);border-radius:8px;color:rgba(227,193,111,0.85);flex-shrink:0}
.sf-help-action-label{font-size:11px;letter-spacing:0.08em;color:rgba(255,255,255,0.7);display:block;margin-bottom:2px}
.sf-help-action-text{font-size:11px;color:rgba(255,255,255,0.4);display:block}
.sf-help-action>div{display:flex;flex-direction:column}

/* Notes */
.sf-help-note{font-size:11px;color:rgba(255,255,255,0.35);text-align:center;margin-top:10px}
.sf-help-note:first-of-type{padding-top:12px;border-top:1px solid rgba(255,255,255,0.04)}

/* Footer */
.sf-help-footer{display:flex;align-items:center;justify-content:space-between;padding:14px 24px;background:rgba(0,0,0,0.2);border-top:1px solid rgba(255,255,255,0.04)}
.sf-help-hint{font-size:10px;letter-spacing:0.1em;color:rgba(255,255,255,0.25)}
.sf-help-feedback{font-size:10px;letter-spacing:0.08em;color:rgba(255,255,255,0.3);text-decoration:none;transition:color .15s ease}
.sf-help-feedback:hover{color:rgba(255,255,255,0.6)}

/* ===== WHAT IS MODAL ===== */
.sf-whatis-backdrop{position:fixed;inset:0;background:rgba(0,0,0,0.85);display:flex;align-items:center;justify-content:center;z-index:999999;padding:20px;backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px)}
.sf-whatis-modal{background:linear-gradient(145deg,rgba(24,24,28,0.99),rgba(14,14,16,0.99));border:1px solid rgba(255,255,255,0.12);border-radius:14px;max-width:400px;width:100%;padding:0;box-shadow:0 24px 80px rgba(0,0,0,0.7);color:#e8e6e3;position:relative;overflow:hidden;max-height:85vh;overflow-y:auto}
.sf-whatis-close{position:absolute;top:12px;right:12px;width:28px;height:28px;border:none;background:rgba(255,255,255,0.05);border-radius:50%;font-size:18px;color:rgba(255,255,255,0.4);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .15s ease;z-index:5}
.sf-whatis-close:hover{background:rgba(255,255,255,0.1);color:rgba(255,255,255,0.8)}
.sf-whatis-definition{position:absolute;top:14px;left:16px;right:48px;font-size:9px;letter-spacing:0.04em;line-height:1.5;color:rgba(255,255,255,0.3)}
.sf-whatis-body{padding:70px 24px 24px}
.sf-whatis-section{margin-bottom:24px}
.sf-whatis-section:last-child{margin-bottom:0}
.sf-whatis-section-title{font-size:10px;letter-spacing:0.2em;text-transform:uppercase;color:rgba(227,193,111,0.8);margin-bottom:12px;font-weight:500}
.sf-whatis-body p{font-size:12px;line-height:1.7;color:rgba(255,255,255,0.55);margin:0 0 10px}
.sf-whatis-body p:last-child{margin-bottom:0}
.sf-whatis-emphasis{color:rgba(255,255,255,0.7);font-style:italic}
.sf-whatis-note{font-size:10px;color:rgba(255,255,255,0.4);font-style:normal;margin-top:12px}

/* ===== ENTANGLED INFO MODAL ===== */
.sf-entangled-info-backdrop{position:fixed;inset:0;background:rgba(0,0,0,0.85);display:flex;align-items:center;justify-content:center;z-index:999999;padding:20px;backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px)}
.sf-entangled-info-modal{background:linear-gradient(145deg,rgba(24,24,28,0.99),rgba(14,14,16,0.99));border:1px solid rgba(255,255,255,0.12);border-radius:14px;max-width:340px;width:100%;padding:0;box-shadow:0 24px 80px rgba(0,0,0,0.7);color:#e8e6e3;position:relative;overflow:hidden}
.sf-entangled-info-close{position:absolute;top:12px;right:12px;width:28px;height:28px;border:none;background:rgba(255,255,255,0.05);border-radius:50%;font-size:18px;color:rgba(255,255,255,0.4);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .15s ease;z-index:5}
.sf-entangled-info-close:hover{background:rgba(255,255,255,0.1);color:rgba(255,255,255,0.8)}
.sf-entangled-info-body{padding:24px}
.sf-entangled-info-title{font-size:10px;letter-spacing:0.2em;text-transform:uppercase;color:rgba(227,193,111,0.8);margin-bottom:16px;font-weight:500}
.sf-entangled-info-body p{font-size:12px;line-height:1.7;color:rgba(255,255,255,0.55);margin:0 0 10px}
.sf-entangled-info-body p:last-child{margin-bottom:0}
.sf-entangled-info-note{color:rgba(255,255,255,0.35);font-style:italic;font-size:11px;margin-top:16px;padding-top:12px;border-top:1px solid rgba(255,255,255,0.06)}

/* ===== ENTANGLED LOADING STATE ===== */
.sf-entangled-loading{display:flex;align-items:center;justify-content:center;min-height:200px;padding:40px 20px}
.sf-entangled-loading-text{font-size:12px;letter-spacing:0.15em;text-transform:uppercase;color:var(--text-muted);animation:entangled-pulse 1.5s ease-in-out infinite}
@keyframes entangled-pulse{0%,100%{opacity:0.4}50%{opacity:1}}

/* ===== ONBOARDING TOOLTIP ===== */
.sf-eigen-tooltip{position:absolute;top:100%;left:50%;transform:translateX(-50%);margin-top:12px;z-index:200;animation:tooltip-fade-in 0.3s ease}
.sf-eigen-tooltip-content{background:linear-gradient(145deg,rgba(20,20,24,0.98),rgba(12,12,14,0.99));border:1px solid rgba(255,255,255,0.15);border-radius:10px;padding:12px 18px;font-size:12px;letter-spacing:0.04em;color:rgba(255,255,255,0.85);white-space:nowrap;box-shadow:0 8px 24px rgba(0,0,0,0.4)}
.sf-eigen-tooltip-arrow{position:absolute;top:-6px;left:50%;transform:translateX(-50%);width:0;height:0;border-left:6px solid transparent;border-right:6px solid transparent;border-bottom:6px solid rgba(255,255,255,0.15)}
.sf-eigen-tooltip.is-fading{animation:tooltip-fade-out 0.3s ease forwards}
@keyframes tooltip-fade-in{from{opacity:0;transform:translateX(-50%) translateY(8px)}to{opacity:1;transform:translateX(-50%) translateY(0)}}
@keyframes tooltip-fade-out{from{opacity:1;transform:translateX(-50%) translateY(0)}to{opacity:0;transform:translateX(-50%) translateY(8px)}}

/* Pulse glow animation for eigenstate selector */
.sf-mood-select.sf-pulse-glow{animation:pulse-glow 1.5s ease-in-out infinite}
@keyframes pulse-glow{0%,100%{box-shadow:0 0 0 0 rgba(227,193,111,0)}50%{box-shadow:0 0 12px 4px rgba(227,193,111,0.35)}}

/* Highlight glow for ledger/transmit button */
.sf-highlight-glow{animation:highlight-glow 0.5s ease-out 3}
@keyframes highlight-glow{0%{box-shadow:0 0 0 0 rgba(227,193,111,0)}50%{box-shadow:0 0 16px 6px rgba(227,193,111,0.4)}100%{box-shadow:0 0 0 0 rgba(227,193,111,0)}}

/* ===== DAMPENED MODAL ===== */
.sf-dampened-modal{max-width:360px}
.sf-dampened-modal-body{padding:20px}
.sf-dampened-modal-title{font-size:16px;font-weight:500;text-align:center;margin-bottom:4px}
.sf-dampened-modal-subtitle{font-size:11px;color:var(--text-muted);text-align:center;margin-bottom:16px}
.sf-dampened-list{max-height:300px;overflow-y:auto}
.sf-dampened-item{display:flex;align-items:center;justify-content:space-between;padding:10px 12px;border-radius:8px;background:var(--chip-bg);margin-bottom:6px;cursor:pointer;transition:all .15s ease}
.sf-dampened-item:hover{background:var(--chip-border)}
.sf-dampened-id{font-size:11px;color:var(--text-main);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:200px}
.sf-dampened-days{font-size:10px;color:var(--text-muted);flex-shrink:0}
.sf-dampened-empty{text-align:center;font-size:12px;color:var(--text-muted);padding:20px}

@media(max-width:768px){
/* On mobile, button hidden by default - shown via JS on touch */
.sf-help-zone{width:80px;height:80px}
.sf-help-btn{bottom:16px;right:16px;width:44px;height:44px;font-size:18px;opacity:0;transform:scale(0.8);pointer-events:none;transition:all .25s ease}
.sf-help-zone:hover .sf-help-btn{opacity:0;transform:scale(0.8)}
.sf-help-btn.is-visible{opacity:1;transform:scale(1);pointer-events:auto}
.sf-help-btn:active{transform:scale(0.95)!important}
.sf-help-modal{max-width:calc(100% - 24px);max-height:85vh}
.sf-help-header{padding:24px 20px 16px}
.sf-help-whatis{top:10px;left:10px;font-size:9px}
.sf-help-title{font-size:20px}
.sf-help-body{padding:16px 20px}
.sf-help-section-title{font-size:9px}
.sf-help-prose{font-size:11px}
.sf-help-action-icon{width:36px;height:36px;font-size:14px}
.sf-help-action-label{font-size:10px}
.sf-help-action-text{font-size:10px}
.sf-help-note{font-size:10px}
.sf-help-footer{padding:12px 20px}
.sf-whatis-modal{max-width:calc(100% - 24px);max-height:80vh}
.sf-whatis-definition{position:relative;top:auto;left:auto;right:auto;padding:16px 16px 0;margin-bottom:0;border-bottom:1px solid rgba(255,255,255,0.06)}
.sf-whatis-body{padding:16px}
.sf-whatis-section{margin-bottom:20px}
.sf-whatis-section-title{font-size:9px}
.sf-whatis-body p{font-size:11px}
.sf-whatis-note{font-size:9px}

/* Onboarding tooltip mobile */
.sf-eigen-tooltip{left:0;right:0;transform:none;margin-top:8px}
.sf-eigen-tooltip-content{white-space:normal;text-align:center;font-size:11px;padding:10px 14px}
.sf-eigen-tooltip-arrow{left:50%}

/* Offline nav buttons mobile */
.offline-nav{flex-direction:column;gap:8px}
.offline-nav-btn{width:100%;padding:12px 16px;font-size:10px}
}

/* ===== MOBILE SWIPE MODE (1-column gallery) ===== */
.sf-swipe-indicator{display:none;text-align:center;font-size:10px;letter-spacing:0.1em;color:var(--text-muted);padding:4px 0;font-family:inherit}

/* Compact toolbar in swipe mode */
.swipe-active .sf-toolbar{padding:8px 10px;gap:6px}
.swipe-active .sf-spectrum-slider{height:44px}

.swipe-active .sf-col-pill{padding:6px 10px;min-height:36px}
.swipe-active .sf-col-bar{height:14px}
.swipe-active .sf-theme-btn{padding:6px;min-height:36px;font-size:10px}
.swipe-active .sf-button-link{padding:6px 8px;min-height:36px;font-size:10px}
.swipe-active .sf-ledger{padding:6px 10px;margin-bottom:4px}
.swipe-active .saved-strip-thumbs{height:40px}
.swipe-active .saved-thumb{width:36px;height:36px}

/* Horizontal scroll-snap gallery */
.sf-grid.swipe-mode{
  display:flex!important;
  flex-direction:row;
  align-items:flex-start;
  overflow-x:auto;
  overflow-y:hidden;
  scroll-snap-type:x mandatory;
  -webkit-overflow-scrolling:touch;
  gap:12px;
  padding:0 12px 12px;
  column-count:unset!important;
  scrollbar-width:none;
  -ms-overflow-style:none;
  height:calc(100vh - 200px);
  height:calc(100dvh - 200px)
}
.sf-grid.swipe-mode::-webkit-scrollbar{display:none}

.sf-grid.swipe-mode .art-tile{
  flex:0 0 calc(100vw - 40px);
  max-width:360px;
  max-height:100%;
  scroll-snap-align:center;
  margin:0;
  border-radius:12px;
  box-shadow:0 4px 20px rgba(0,0,0,0.1);
  display:flex;
  flex-direction:column;
  overflow:hidden
}
#echo-feed.tg-theme-dark .sf-grid.swipe-mode .art-tile{box-shadow:0 4px 24px rgba(0,0,0,0.35)}

.sf-grid.swipe-mode .art-tile img{
  border-radius:12px 12px 0 0;
  width:100%;
  height:auto;
  max-height:calc(100vh - 280px);
  max-height:calc(100dvh - 280px);
  object-fit:contain;
  background:var(--tile-bg)
}

/* Action buttons in swipe mode - always visible, positioned */
.sf-grid.swipe-mode .art-tile .fav-btn,
.sf-grid.swipe-mode .art-tile .dampen-btn{opacity:0.9}
.sf-grid.swipe-mode .art-tile .fav-btn{top:6px;right:6px;width:40px;height:40px}
.sf-grid.swipe-mode .art-tile .dampen-btn{bottom:6px;left:6px;width:40px;height:40px}

@media(max-width:768px){
.sf-swipe-indicator{display:block}
}