@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;700&family=DM+Sans:wght@400;500;700&display=swap');

:root {
  --bg:#0A0A0F; --bg-card:#0F0F18; --bg-card-hover:#141420;
  --border:#1E1E2E; --border-bright:#2E2E4E;
  --green:#6EE7B7; --purple:#A78BFA; --blue:#60A5FA;
  --orange:#FB923C; --pink:#F472B6; --yellow:#FBBF24; --cyan:#67E8F9;
  --text:#F0F0FF; --text-2:#9090B0; --text-3:#44445A;
  --font-mono:'JetBrains Mono',monospace; --font-body:'DM Sans',sans-serif;
  --radius:14px; --radius-sm:8px; --radius-pill:999px;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font-body);background:var(--bg);color:var(--text);min-height:100dvh;overflow-x:hidden}

.app-shell{display:grid;grid-template-rows:auto 1fr;min-height:100dvh}
@media(min-width:768px){.app-shell{grid-template-columns:240px 1fr;grid-template-rows:1fr}}

/* Topbar */
.topbar{display:flex;align-items:center;justify-content:space-between;padding:14px 16px;border-bottom:1px solid var(--border);position:sticky;top:0;z-index:100;background:var(--bg)}
.topbar-logo{display:flex;align-items:center;gap:8px}
.logo-mark{width:28px;height:28px;border-radius:7px;background:var(--green);display:flex;align-items:center;justify-content:center;font-family:var(--font-mono);font-size:14px;font-weight:700;color:var(--bg)}
.logo-text{font-family:var(--font-mono);font-size:15px;font-weight:700;color:var(--text);letter-spacing:-.5px}
.live-badge{display:flex;align-items:center;gap:5px;border:1px solid rgba(110,231,183,.3);border-radius:var(--radius-pill);padding:4px 10px}
.live-dot{width:6px;height:6px;border-radius:50%;background:var(--green);animation:pulse 1.5s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.2}}
.live-text{font-family:var(--font-mono);font-size:9px;font-weight:700;color:var(--green);letter-spacing:1.5px}
@media(min-width:768px){.topbar{display:none}}

/* Sidebar */
.sidebar{display:none;flex-direction:column;border-right:1px solid var(--border);padding:24px 0;position:sticky;top:0;height:100vh;overflow-y:auto}
@media(min-width:768px){.sidebar{display:flex}}
.sidebar-logo{display:flex;align-items:center;gap:10px;padding:0 20px 24px;border-bottom:1px solid var(--border)}
.sidebar-logo .logo-mark{width:32px;height:32px;border-radius:9px;font-size:16px}
.sidebar-logo .logo-text{font-size:17px}
.sidebar-section{padding:20px 20px 8px}
.sidebar-label{font-family:var(--font-mono);font-size:9px;font-weight:700;color:var(--text-3);letter-spacing:2px;margin-bottom:10px}
.nav-item{display:flex;align-items:center;gap:10px;padding:9px 12px;border-radius:var(--radius-sm);cursor:pointer;font-size:13px;font-weight:500;color:var(--text-2);transition:all .15s;border:1px solid transparent}
.nav-item:hover{background:var(--bg-card);color:var(--text)}
.nav-item.active{background:var(--bg-card);color:var(--green);border-color:var(--border)}
.nav-icon{font-size:15px;width:18px;text-align:center}
.nav-count{margin-left:auto;font-family:var(--font-mono);font-size:10px;color:var(--text-3)}
.sidebar-filters{padding:4px 20px 16px;border-bottom:1px solid var(--border)}
.filter-item{display:flex;align-items:center;gap:8px;padding:7px 10px;border-radius:var(--radius-sm);cursor:pointer;font-size:12px;color:var(--text-2);transition:all .15s}
.filter-item:hover{background:var(--bg-card)}
.filter-item.active{color:var(--text)}
.filter-dot{width:7px;height:7px;border-radius:50%;flex-shrink:0}
.filter-count{margin-left:auto;font-family:var(--font-mono);font-size:10px;color:var(--text-3)}
.sidebar-bottom{margin-top:auto;padding:16px 20px;border-top:1px solid var(--border)}
.install-btn{width:100%;display:flex;align-items:center;gap:8px;padding:10px 14px;background:rgba(110,231,183,.08);border:1px solid rgba(110,231,183,.25);border-radius:var(--radius-sm);color:var(--green);font-size:12px;font-weight:600;cursor:pointer;transition:all .15s;font-family:var(--font-body)}
.install-btn:hover{background:rgba(110,231,183,.15)}

/* Main */
.main{min-height:0;display:flex;flex-direction:column}
.page{display:none;flex-direction:column;flex:1}
.page.active{display:flex}

/* Feed header */
.feed-header{padding:16px 16px 0;display:flex;flex-direction:column;gap:12px;position:sticky;top:57px;background:var(--bg);z-index:50;border-bottom:1px solid var(--border);padding-bottom:12px}
@media(min-width:768px){.feed-header{top:0;padding:20px 24px 12px}}
.feed-title-row{display:flex;align-items:baseline;gap:10px}
.feed-title{font-family:var(--font-mono);font-size:20px;font-weight:700;letter-spacing:-.5px}
.feed-count{font-size:12px;color:var(--text-3)}
.search-wrap{position:relative}
.search-icon{position:absolute;left:12px;top:50%;transform:translateY(-50%);color:var(--text-3);font-size:15px;pointer-events:none}
.search-input{width:100%;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-sm);padding:10px 36px;color:var(--text);font-size:13px;font-family:var(--font-body);outline:none;transition:border-color .15s}
.search-input:focus{border-color:var(--border-bright)}
.search-input::placeholder{color:var(--text-3)}
.search-clear{position:absolute;right:10px;top:50%;transform:translateY(-50%);background:none;border:none;color:var(--text-3);cursor:pointer;font-size:13px;padding:2px 4px;display:none}
.filter-pills{display:flex;gap:6px;overflow-x:auto;scrollbar-width:none;padding-bottom:2px}
.filter-pills::-webkit-scrollbar{display:none}
.pill{display:flex;align-items:center;gap:5px;padding:5px 12px;border:1px solid var(--border);border-radius:var(--radius-pill);font-size:11px;font-weight:500;color:var(--text-2);cursor:pointer;white-space:nowrap;transition:all .15s;flex-shrink:0}
.pill:hover{border-color:var(--border-bright);color:var(--text)}
.pill.active{border-color:var(--green);color:var(--green);background:rgba(110,231,183,.08)}
.pill-dot{width:5px;height:5px;border-radius:50%;display:none}
.pill.active .pill-dot{display:block}

/* Stats bar */
.stats-bar{display:flex;gap:6px;padding:8px 16px;overflow-x:auto;scrollbar-width:none;border-bottom:1px solid var(--border)}
@media(min-width:768px){.stats-bar{padding:8px 24px}}
.stat-chip{display:flex;align-items:center;gap:5px;padding:4px 10px;border-radius:var(--radius-pill);border:1px solid var(--border);white-space:nowrap;flex-shrink:0}
.stat-dot{width:6px;height:6px;border-radius:50%}
.stat-text{font-family:var(--font-mono);font-size:9px;color:var(--text-2)}

/* Card grid */
.card-grid{padding:12px 12px 80px;display:grid;grid-template-columns:1fr;gap:10px}
@media(min-width:600px){.card-grid{grid-template-columns:repeat(2,1fr);padding:16px 16px 80px}}
@media(min-width:768px){.card-grid{padding:16px 24px 40px}}
@media(min-width:1100px){.card-grid{grid-template-columns:repeat(3,1fr)}}
@media(min-width:1400px){.card-grid{grid-template-columns:repeat(4,1fr)}}

/* Card */
.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:14px;display:flex;flex-direction:column;gap:10px;cursor:pointer;transition:border-color .15s,background .15s,transform .1s;animation:fadeUp .3s ease both}
@keyframes fadeUp{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
.card:hover{background:var(--bg-card-hover);border-color:var(--border-bright);transform:translateY(-1px)}
.card-top{display:flex;justify-content:space-between;align-items:center}
.source-badge{font-family:var(--font-mono);font-size:8px;font-weight:700;letter-spacing:1.2px;padding:3px 8px;border:1px solid;border-radius:var(--radius-pill)}
.card-actions{display:flex;align-items:center;gap:8px}
.urgency-tag{font-family:var(--font-mono);font-size:9px;font-weight:600;padding:2px 8px;border-radius:var(--radius-pill)}
.urgency-hot{background:#2d1a0e;color:var(--orange)}
.urgency-cool{background:#1a1a2e;color:var(--text-2)}
.urgency-ended{background:#111;color:var(--text-3)}
.save-btn{background:none;border:none;cursor:pointer;font-size:16px;padding:2px;color:var(--text-3);transition:color .15s,transform .1s}
.save-btn:hover{transform:scale(1.2)}
.save-btn.saved{color:var(--orange)}
.card-title{font-size:14px;font-weight:700;line-height:1.35;letter-spacing:-.2px;color:var(--text)}
.card-desc{font-size:12px;color:var(--text-2);line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-footer{display:flex;align-items:center;gap:8px;padding-top:10px;border-top:1px solid var(--border);margin-top:auto}
.meta-block{flex:1;min-width:0}
.meta-label{font-family:var(--font-mono);font-size:8px;font-weight:700;letter-spacing:1.2px;color:var(--text-3);margin-bottom:2px}
.meta-value{font-size:11px;font-weight:600;color:var(--text-2);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.meta-value.prize{color:var(--green)}
.open-link{font-family:var(--font-mono);font-size:9px;font-weight:700;letter-spacing:.5px;padding:6px 10px;border:1px solid var(--border-bright);border-radius:var(--radius-sm);color:var(--text);background:none;cursor:pointer;white-space:nowrap;transition:all .15s;text-decoration:none;display:inline-flex;align-items:center;gap:4px}
.open-link:hover{border-color:var(--green);color:var(--green)}

/* Empty */
.empty{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:80px 24px;gap:12px;grid-column:1/-1}
.empty-icon{font-size:48px;color:var(--text-3)}
.empty-title{font-size:16px;font-weight:600;color:var(--text-2)}
.empty-sub{font-size:13px;color:var(--text-3);text-align:center;line-height:1.6}

/* Skeleton */
.skeleton-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:14px;display:flex;flex-direction:column;gap:10px}
.skeleton-line{height:10px;border-radius:4px;background:linear-gradient(90deg,var(--border) 25%,var(--border-bright) 50%,var(--border) 75%);background-size:200% 100%;animation:shimmer 1.5s infinite}
@keyframes shimmer{0%{background-position:200% 0}100%{background-position:-200% 0}}

/* Page header */
.page-header{padding:20px 16px 12px;border-bottom:1px solid var(--border)}
@media(min-width:768px){.page-header{padding:24px 24px 14px}}
.page-title{font-family:var(--font-mono);font-size:20px;font-weight:700}
.page-sub{font-size:12px;color:var(--text-3);margin-top:3px}

/* Settings */
.settings-body{padding:16px;max-width:540px;display:flex;flex-direction:column;gap:24px}
@media(min-width:768px){.settings-body{padding:24px}}
.settings-section{display:flex;flex-direction:column;gap:10px}
.settings-label{font-family:var(--font-mono);font-size:9px;font-weight:700;letter-spacing:2px;color:var(--text-3)}
.settings-desc{font-size:12px;color:var(--text-2);line-height:1.6}
.notif-banner{display:flex;gap:10px;padding:12px 14px;background:rgba(110,231,183,.07);border:1px solid rgba(110,231,183,.2);border-radius:var(--radius-sm)}
.banner-dot{width:8px;height:8px;border-radius:50%;background:var(--green);flex-shrink:0;margin-top:4px}
.banner-text{font-size:12px;color:var(--green);line-height:1.6}
.email-row{display:flex;gap:8px}
.email-input{flex:1;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-sm);padding:10px 12px;color:var(--text);font-size:13px;font-family:var(--font-body);outline:none;transition:border-color .15s}
.email-input:focus{border-color:var(--border-bright)}
.email-input::placeholder{color:var(--text-3)}
.sub-btn{background:var(--green);color:var(--bg);border:none;border-radius:var(--radius-sm);padding:0 16px;font-size:13px;font-weight:700;font-family:var(--font-body);cursor:pointer;white-space:nowrap;transition:opacity .15s}
.sub-btn:hover{opacity:.85}
.success-box{display:flex;align-items:center;gap:8px;padding:10px 14px;background:rgba(110,231,183,.08);border:1px solid rgba(110,231,183,.3);border-radius:var(--radius-sm);color:var(--green);font-size:12px;font-weight:600}
.toggle-row{display:flex;justify-content:space-between;align-items:center;padding:10px 0;border-bottom:1px solid var(--border)}
.toggle-row:last-child{border-bottom:none}
.toggle-left{display:flex;align-items:center;gap:10px}
.toggle-dot{width:8px;height:8px;border-radius:50%}
.toggle-name{font-size:13px;color:var(--text)}
.toggle{width:40px;height:22px;border-radius:var(--radius-pill);border:none;cursor:pointer;position:relative;transition:background .2s;flex-shrink:0}
.toggle::after{content:'';position:absolute;top:2px;left:2px;width:18px;height:18px;border-radius:50%;background:var(--bg);transition:left .2s}
.toggle.on::after{left:20px}
.about-row{display:flex;justify-content:space-between;padding:10px 14px;border-bottom:1px solid var(--border);font-size:12px}
.about-row:last-child{border-bottom:none}
.about-row span:first-child{color:var(--text-2)}
.about-row span:last-child{color:var(--text-3)}

/* Bottom nav */
.bottom-nav{display:flex;position:fixed;bottom:0;left:0;right:0;background:var(--bg-card);border-top:1px solid var(--border);padding:8px 0 max(12px,env(safe-area-inset-bottom));z-index:100}
@media(min-width:768px){.bottom-nav{display:none}}
.nav-tab{flex:1;display:flex;flex-direction:column;align-items:center;gap:3px;cursor:pointer;opacity:.35;transition:opacity .15s;border:none;background:none}
.nav-tab.active{opacity:1}
.nav-tab-icon{font-size:18px}
.nav-tab-label{font-family:var(--font-mono);font-size:8px;font-weight:700;letter-spacing:1px;color:var(--text-2)}
.nav-tab.active .nav-tab-label{color:var(--green)}

/* Install prompt */
.install-prompt{display:none;position:fixed;bottom:72px;left:16px;right:16px;max-width:380px;margin:0 auto;background:var(--bg-card);border:1px solid rgba(110,231,183,.3);border-radius:var(--radius);padding:14px 16px;z-index:200;flex-direction:column;gap:10px;animation:slideUp .3s ease;box-shadow:0 8px 24px rgba(0,0,0,.35)}
@keyframes slideUp{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:none}}
.install-prompt.show{display:flex}
.install-prompt-title{font-size:14px;font-weight:700;color:var(--text)}
.install-prompt-text{font-size:12px;color:var(--text-2);line-height:1.5}
.install-prompt-actions{display:flex;gap:8px}
.install-prompt-yes{flex:1;background:var(--green);color:var(--bg);border:none;border-radius:var(--radius-sm);padding:9px;font-size:12px;font-weight:700;cursor:pointer;font-family:var(--font-body)}
.install-prompt-no{background:none;border:1px solid var(--border);border-radius:var(--radius-sm);padding:9px 14px;font-size:12px;color:var(--text-2);cursor:pointer;font-family:var(--font-body)}

::-webkit-scrollbar{width:4px;height:4px}
::-webkit-scrollbar-track{background:transparent}
::-webkit-scrollbar-thumb{background:var(--border-bright);border-radius:2px}