/* LinkVault - main stylesheet
   Palette: deep space navy (#0B0F19) + violet-cyan gradient accent
   Type: Space Grotesk (display) / Inter (body) */

:root{
  --bg:#0B0F19;
  --bg-alt:#121826;
  --card:#151C2C;
  --card-hover:#1B2438;
  --border:#232C42;
  --text:#E7EBF5;
  --text-dim:#8B94AD;
  --accent1:#6C5CE7;
  --accent2:#00D9FF;
  --accent-grad:linear-gradient(135deg,var(--accent1),var(--accent2));
  --success:#2ECC71;
  --danger:#FF5C7A;
  --warn:#FFB84D;
  --radius:14px;
  --radius-sm:9px;
  --shadow:0 8px 30px rgba(0,0,0,.35);
  --maxw:1180px;
}

[data-theme="light"]{
  --bg:#F5F6FB;
  --bg-alt:#FFFFFF;
  --card:#FFFFFF;
  --card-hover:#F0F1FA;
  --border:#E3E6F0;
  --text:#161A2C;
  --text-dim:#6A7189;
  --shadow:0 8px 24px rgba(20,20,50,.08);
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
  transition:background .25s ease,color .25s ease;
}
h1,h2,h3,h4,.display{
  font-family:'Space Grotesk','Inter',sans-serif;
  letter-spacing:-0.02em;
  margin:0 0 .5em;
}
a{color:inherit;text-decoration:none;}
img{max-width:100%;display:block;}
.container{max-width:var(--maxw);margin:0 auto;padding:0 18px;}
:focus-visible{outline:2px solid var(--accent2);outline-offset:2px;}
@media (prefers-reduced-motion: reduce){*{animation:none !important;transition:none !important;}}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 20px;border-radius:10px;border:1px solid transparent;
  font-weight:600;font-size:.94rem;cursor:pointer;transition:transform .15s ease,filter .15s ease;
}
.btn:active{transform:scale(.97);}
.btn-primary{background:var(--accent-grad);color:#fff;box-shadow:0 4px 18px rgba(108,92,231,.35);}
.btn-primary:hover{filter:brightness(1.08);}
.btn-outline{background:transparent;border-color:var(--border);color:var(--text);}
.btn-outline:hover{background:var(--card-hover);}
.btn-danger{background:var(--danger);color:#fff;}
.btn-sm{padding:7px 13px;font-size:.82rem;border-radius:8px;}
.btn-block{width:100%;}

/* ---------- Header / Nav ---------- */
.lv-header{
  position:sticky;top:0;z-index:50;
  background:rgba(11,15,25,.85);backdrop-filter:blur(10px);
  border-bottom:1px solid var(--border);
}
[data-theme="light"] .lv-header{background:rgba(255,255,255,.85);}
.lv-header-inner{display:flex;align-items:center;justify-content:space-between;padding:14px 0;gap:12px;}
.lv-logo{font-family:'Space Grotesk',sans-serif;font-weight:700;font-size:1.35rem;display:flex;align-items:center;gap:8px;}
.lv-logo .dot{width:9px;height:9px;border-radius:50%;background:var(--accent-grad);}
.lv-nav{display:none;gap:22px;align-items:center;}
.lv-nav a{color:var(--text-dim);font-weight:500;font-size:.92rem;transition:color .15s;}
.lv-nav a:hover,.lv-nav a.active{color:var(--text);}
.lv-header-actions{display:flex;align-items:center;gap:10px;}
.lv-icon-btn{background:var(--card);border:1px solid var(--border);border-radius:9px;width:38px;height:38px;display:flex;align-items:center;justify-content:center;cursor:pointer;color:var(--text);}
.lv-mobile-toggle{display:flex;background:none;border:none;color:var(--text);font-size:1.4rem;cursor:pointer;}
@media(min-width:900px){
  .lv-nav{display:flex;}
  .lv-mobile-toggle{display:none;}
}
.lv-mobile-menu{display:none;flex-direction:column;gap:2px;padding:10px 0 16px;border-top:1px solid var(--border);}
.lv-mobile-menu.open{display:flex;}
.lv-mobile-menu a{padding:10px 4px;color:var(--text-dim);font-weight:500;}

/* ---------- Hero ---------- */
.lv-hero{padding:52px 0 36px;text-align:center;position:relative;overflow:hidden;}
.lv-hero::before{
  content:"";position:absolute;inset:-40% -10% auto -10%;height:420px;
  background:radial-gradient(circle at 30% 30%,rgba(108,92,231,.28),transparent 60%),
             radial-gradient(circle at 70% 60%,rgba(0,217,255,.2),transparent 55%);
  filter:blur(40px);pointer-events:none;z-index:0;
}
.lv-hero>*{position:relative;z-index:1;}
.lv-hero h1{font-size:2.1rem;font-weight:700;}
@media(min-width:700px){.lv-hero h1{font-size:3rem;}}
.lv-hero p{color:var(--text-dim);max-width:560px;margin:0 auto 26px;font-size:1.02rem;}

/* Save link box */
.lv-save-box{
  background:var(--card);border:1px solid var(--border);border-radius:var(--radius);
  padding:18px;max-width:760px;margin:0 auto;box-shadow:var(--shadow);text-align:left;
}
.lv-save-box .row{display:flex;flex-direction:column;gap:10px;}
@media(min-width:640px){.lv-save-box .row{flex-direction:row;}}
.lv-input,.lv-select,.lv-textarea{
  width:100%;background:var(--bg-alt);border:1px solid var(--border);color:var(--text);
  border-radius:9px;padding:11px 13px;font-size:.94rem;font-family:inherit;
}
.lv-input:focus,.lv-select:focus,.lv-textarea:focus{border-color:var(--accent2);}
.lv-field{margin-bottom:12px;}
.lv-field label{display:block;font-size:.82rem;color:var(--text-dim);margin-bottom:6px;font-weight:600;}
.lv-radio-group{display:flex;gap:16px;font-size:.88rem;color:var(--text-dim);}

/* ---------- Sections / cards ---------- */
.lv-section{padding:34px 0;}
.lv-section-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;}
.lv-section-head h2{font-size:1.3rem;}
.lv-section-head a{color:var(--accent2);font-size:.88rem;font-weight:600;}
.lv-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;}
@media(min-width:640px){.lv-grid{grid-template-columns:repeat(3,1fr);}}
@media(min-width:980px){.lv-grid{grid-template-columns:repeat(4,1fr);}}

.lv-card{
  background:var(--card);border:1px solid var(--border);border-radius:var(--radius);
  overflow:hidden;transition:transform .18s ease,border-color .18s ease,background .18s ease;
  display:flex;flex-direction:column;
}
.lv-card:hover{transform:translateY(-3px);border-color:var(--accent1);background:var(--card-hover);}
.lv-card-thumb{aspect-ratio:16/10;background:var(--bg-alt);position:relative;overflow:hidden;}
.lv-card-thumb img{width:100%;height:100%;object-fit:cover;}
.lv-card-thumb .ph{width:100%;height:100%;display:flex;align-items:center;justify-content:center;background:var(--accent-grad);color:#fff;font-size:1.6rem;font-weight:700;}
.lv-badge{position:absolute;top:8px;left:8px;background:rgba(0,0,0,.55);color:#fff;font-size:.68rem;padding:3px 8px;border-radius:20px;font-weight:600;backdrop-filter:blur(4px);}
.lv-card-body{padding:12px 13px 14px;display:flex;flex-direction:column;gap:6px;flex:1;}
.lv-card-cat{font-size:.7rem;color:var(--accent2);font-weight:700;text-transform:uppercase;letter-spacing:.04em;}
.lv-card-title{font-size:.95rem;font-weight:600;line-height:1.3;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.lv-card-desc{font-size:.8rem;color:var(--text-dim);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.lv-card-meta{display:flex;align-items:center;justify-content:space-between;font-size:.74rem;color:var(--text-dim);margin-top:auto;padding-top:8px;}
.lv-card-meta .clicks{display:flex;align-items:center;gap:4px;}

/* Category pill list */
.lv-cat-scroll{display:flex;gap:10px;overflow-x:auto;padding-bottom:6px;-ms-overflow-style:none;scrollbar-width:none;}
.lv-cat-scroll::-webkit-scrollbar{display:none;}
.lv-cat-pill{
  flex:0 0 auto;background:var(--card);border:1px solid var(--border);border-radius:30px;
  padding:9px 16px;font-size:.85rem;font-weight:600;white-space:nowrap;
}
.lv-cat-pill:hover,.lv-cat-pill.active{border-color:var(--accent1);color:var(--accent2);}

/* ---------- Forms / auth ---------- */
.lv-auth-wrap{max-width:420px;margin:60px auto;padding:0 18px;}
.lv-panel{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow);}
.lv-panel h1{font-size:1.4rem;text-align:center;}
.lv-sub{color:var(--text-dim);text-align:center;font-size:.88rem;margin-bottom:20px;}
.lv-alert{padding:11px 14px;border-radius:9px;font-size:.86rem;margin-bottom:14px;}
.lv-alert-error{background:rgba(255,92,122,.12);color:#FF8FA6;border:1px solid rgba(255,92,122,.3);}
.lv-alert-success{background:rgba(46,204,113,.12);color:#6FE39A;border:1px solid rgba(46,204,113,.3);}
.lv-alert-info{background:rgba(0,217,255,.1);color:#7FE8FF;border:1px solid rgba(0,217,255,.25);}

/* ---------- Dashboard / tables ---------- */
.lv-stats{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-bottom:26px;}
@media(min-width:800px){.lv-stats{grid-template-columns:repeat(4,1fr);}}
.lv-stat-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:16px;}
.lv-stat-card .num{font-size:1.6rem;font-weight:700;font-family:'Space Grotesk',sans-serif;}
.lv-stat-card .label{color:var(--text-dim);font-size:.8rem;}
.lv-table-wrap{overflow-x:auto;background:var(--card);border:1px solid var(--border);border-radius:var(--radius);}
table.lv-table{width:100%;border-collapse:collapse;min-width:640px;}
.lv-table th,.lv-table td{padding:12px 14px;text-align:left;font-size:.86rem;border-bottom:1px solid var(--border);}
.lv-table th{color:var(--text-dim);font-weight:600;font-size:.75rem;text-transform:uppercase;letter-spacing:.03em;}
.lv-table tr:last-child td{border-bottom:none;}
.lv-pill{display:inline-block;padding:3px 10px;border-radius:20px;font-size:.72rem;font-weight:700;}
.lv-pill-public{background:rgba(46,204,113,.15);color:#6FE39A;}
.lv-pill-private{background:rgba(255,184,77,.15);color:#FFC96B;}
.lv-pill-active{background:rgba(46,204,113,.15);color:#6FE39A;}
.lv-pill-pending{background:rgba(255,184,77,.15);color:#FFC96B;}
.lv-pill-disabled{background:rgba(255,92,122,.15);color:#FF8FA6;}

/* ---------- Interstitial / go page ---------- */
.lv-go-wrap{max-width:480px;margin:70px auto;padding:0 18px;text-align:center;}
.lv-go-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:32px 24px;box-shadow:var(--shadow);}
.lv-go-badge{font-size:.72rem;letter-spacing:.08em;color:var(--text-dim);text-transform:uppercase;margin-bottom:14px;}
.lv-countdown{font-family:'Space Grotesk',sans-serif;font-size:3.4rem;font-weight:700;background:var(--accent-grad);-webkit-background-clip:text;background-clip:text;color:transparent;margin:10px 0;}
.lv-progress{height:6px;background:var(--bg-alt);border-radius:6px;overflow:hidden;margin:18px 0;}
.lv-progress-bar{height:100%;background:var(--accent-grad);width:0%;transition:width 1s linear;}
.lv-go-target{color:var(--text-dim);font-size:.82rem;word-break:break-all;margin-top:6px;}
.lv-btn-disabled,[aria-disabled="true"]{opacity:.4;pointer-events:none;cursor:not-allowed;}

/* ---------- Footer ---------- */
.lv-footer{border-top:1px solid var(--border);padding:34px 0;margin-top:40px;color:var(--text-dim);font-size:.86rem;}
.lv-footer-grid{display:grid;grid-template-columns:1fr;gap:24px;}
@media(min-width:700px){.lv-footer-grid{grid-template-columns:2fr 1fr 1fr;}}
.lv-footer a{color:var(--text-dim);}
.lv-footer a:hover{color:var(--accent2);}
.lv-social{display:flex;gap:12px;margin-top:10px;}

/* ---------- Ads ---------- */
.lv-ad-slot{position:relative;background:var(--card);border:1px dashed var(--border);border-radius:var(--radius-sm);padding:10px;margin:16px 0;text-align:center;overflow:hidden;}
.lv-ad-label{position:absolute;top:4px;right:8px;font-size:.6rem;color:var(--text-dim);text-transform:uppercase;letter-spacing:.05em;}
.lv-ad-image{width:100%;border-radius:8px;}
.lv-ad-sticky-mobile{position:fixed;left:0;right:0;bottom:0;z-index:60;background:var(--bg-alt);border-top:1px solid var(--border);padding:6px;}
@media(min-width:900px){.lv-ad-sticky-mobile{display:none;}}

/* ---------- Misc ---------- */
.lv-empty{text-align:center;padding:50px 18px;color:var(--text-dim);}
.lv-skel{background:linear-gradient(90deg,var(--card) 25%,var(--card-hover) 37%,var(--card) 63%);background-size:400% 100%;animation:lv-shimmer 1.4s ease infinite;border-radius:var(--radius);}
@keyframes lv-shimmer{0%{background-position:100% 50%}100%{background-position:0 50%}}
.lv-breadcrumb{font-size:.82rem;color:var(--text-dim);margin-bottom:16px;}
.lv-breadcrumb a{color:var(--text-dim);}
.lv-breadcrumb a:hover{color:var(--accent2);}