:root{
  --bg:#101826;
  --panel:#1a2434;
  --panel-2:#212d40;
  --border:#33415a;
  --border-soft:rgba(94,234,212,0.18);
  --text:#f1f6fb;
  --muted:#94a4ba;
  --accent:#5eead4;
  --accent-2:#38bdf8;
  --warn:#fbbf24;
  --danger:#f87171;
  --mono:'JetBrains Mono', monospace;
  --display:'Space Grotesk', sans-serif;
  --safe-b: env(safe-area-inset-bottom, 0px);
  --safe-t: env(safe-area-inset-top, 0px);
  --safe-l: env(safe-area-inset-left, 0px);
  --safe-r: env(safe-area-inset-right, 0px);
}
*{box-sizing:border-box; margin:0; padding:0;}
html,body{height:100%;}
body{
  background:
    radial-gradient(circle at 15% 0%, rgba(94,234,212,0.07), transparent 45%),
    radial-gradient(circle at 90% 100%, rgba(56,189,248,0.06), transparent 45%),
    var(--bg);
  color:var(--text);
  font-family:var(--mono);
  min-height:100vh;
  -webkit-tap-highlight-color:transparent;
}
button{ -webkit-tap-highlight-color:transparent; font-family:var(--mono); }
::selection{ background:rgba(94,234,212,0.25); }

/* ===================== MARK (animated orbit logo) ===================== */
.mark{ display:flex; align-items:center; justify-content:center; flex-shrink:0; }
.mark svg{ display:block; }
.mark .orbit{
  fill:none; stroke-width:2.4;
  transform-box:fill-box; transform-origin:center;
}
.mark .o1{ stroke:var(--accent); animation:spin 9s linear infinite; }
.mark .o2{ stroke:var(--accent-2); opacity:0.7; animation:spin 13s linear infinite reverse; }
.mark .o3{ stroke:var(--accent); opacity:0.4; animation:spin 17s linear infinite; }
.mark .core{
  fill:var(--accent);
  filter:drop-shadow(0 0 6px rgba(94,234,212,0.9));
  animation:corePulse 2.4s ease-in-out infinite;
}
@keyframes spin{ to{ transform:rotate(360deg); } }
@keyframes corePulse{ 0%,100%{ opacity:1; transform:scale(1); } 50%{ opacity:0.55; transform:scale(0.82); } }

/* ===================== LOGIN ===================== */
#login-screen{
  min-height:100vh; min-height:100dvh;
  display:flex; align-items:center; justify-content:center;
  padding:clamp(16px,4vw,32px);
  padding-top:calc(clamp(16px,4vw,32px) + var(--safe-t));
  padding-bottom:calc(clamp(16px,4vw,32px) + var(--safe-b));
  position:relative; overflow:hidden;
}
.glow{ position:absolute; border-radius:50%; filter:blur(100px); opacity:0.22; pointer-events:none; }
.glow.g1{
  width:min(46vw,460px); height:min(46vw,460px);
  background:radial-gradient(circle, var(--accent), transparent 70%);
  top:-14%; left:-12%; animation:float1 17s ease-in-out infinite;
}
.glow.g2{
  width:min(50vw,500px); height:min(50vw,500px);
  background:radial-gradient(circle, var(--accent-2), transparent 70%);
  bottom:-16%; right:-14%; animation:float2 19s ease-in-out infinite;
}
@keyframes float1{ 0%,100%{transform:translate(0,0);} 50%{transform:translate(40px,30px);} }
@keyframes float2{ 0%,100%{transform:translate(0,0);} 50%{transform:translate(-30px,-40px);} }

.term{
  position:relative; width:100%; max-width:min(460px, 92vw);
  background:linear-gradient(180deg, rgba(33,45,64,0.78), rgba(16,24,38,0.9));
  border:1px solid var(--border);
  border-radius:20px;
  overflow:hidden;
  backdrop-filter:blur(16px);
  box-shadow:0 0 0 1px rgba(94,234,212,0.05), 0 30px 90px rgba(0,0,0,0.5);
  max-height:calc(100dvh - 2 * clamp(16px,4vw,32px) - var(--safe-t) - var(--safe-b));
  display:flex; flex-direction:column;
}
.term::before{
  content:''; position:absolute; inset:0;
  background:linear-gradient(135deg, var(--accent), transparent 35%, transparent 65%, var(--accent-2));
  opacity:0.05; pointer-events:none;
}
.term-scroll{
  overflow-y:auto;
  padding:clamp(28px,5.5vw,40px) clamp(24px,5.5vw,36px) clamp(26px,5.5vw,34px);
}

.badge-row{ display:flex; gap:8px; flex-wrap:wrap; justify-content:center; margin-bottom:26px; }
.chip{
  font-size:10px; letter-spacing:1px; text-transform:uppercase; color:var(--accent);
  border:1px solid var(--border-soft); background:rgba(94,234,212,0.06);
  padding:6px 11px; border-radius:20px; font-weight:600; white-space:nowrap;
}
.chip.violet{ color:var(--accent-2); border-color:rgba(56,189,248,0.22); background:rgba(56,189,248,0.07); }

.shield-wrap{ display:flex; justify-content:center; margin-bottom:22px; }
.shield{
  width:76px; height:76px; border-radius:22px;
  display:flex; align-items:center; justify-content:center;
  background:linear-gradient(135deg, rgba(94,234,212,0.14), rgba(56,189,248,0.10));
  border:1px solid var(--border-soft); position:relative;
}
.shield::after{
  content:''; position:absolute; inset:-7px; border-radius:26px;
  border:1px solid var(--border-soft); animation:pulseRing 2.6s ease-out infinite;
}
@keyframes pulseRing{
  0%{ transform:scale(0.92); opacity:0.7; }
  70%{ transform:scale(1.18); opacity:0; }
  100%{ opacity:0; }
}

.brand-sub{
  text-align:center; font-size:12px; letter-spacing:4px;
  text-transform:uppercase; color:var(--muted); margin-bottom:10px;
}
.brand-sub b{
  background:linear-gradient(135deg, var(--accent), var(--accent-2));
  -webkit-background-clip:text; background-clip:text; color:transparent; font-weight:700;
}

.session-msg{
  display:none; text-align:center; font-size:12px; color:var(--warn);
  line-height:1.7; margin-bottom:18px; padding:10px 14px;
  border:1px solid rgba(251,191,36,0.25); border-radius:10px;
  background:rgba(251,191,36,0.06);
}

@keyframes lineIn{ from{ opacity:0; transform:translateY(4px); } to{ opacity:1; transform:translateY(0); } }
.field-group{ opacity:0; animation:lineIn 0.45s forwards; animation-delay:0.3s; margin-top:24px; }

.field-label{
  font-size:10px; letter-spacing:3px; text-transform:uppercase;
  color:var(--muted); margin-bottom:9px; padding-left:2px;
  display:flex; align-items:center; gap:8px;
}
.field-label::after{
  content:''; flex:1; height:1px;
  background:linear-gradient(90deg, var(--border), transparent);
}

.pw-field{
  position:relative; overflow:hidden;
  display:flex; align-items:center; gap:12px;
  border:1px solid var(--border); border-radius:12px;
  padding:15px 16px;
  background:#0c131e;
  transition:border-color 0.15s ease, box-shadow 0.15s ease;
}
.pw-field:focus-within{ border-color:var(--accent); box-shadow:0 0 0 3px rgba(94,234,212,0.08); }
.pw-field::after{
  content:''; position:absolute; top:0; bottom:0; left:-40%; width:40%;
  background:linear-gradient(90deg, transparent, rgba(94,234,212,0.16), transparent);
  pointer-events:none;
}
.pw-field:focus-within::after{ animation:scan 1.8s linear infinite; }
@keyframes scan{ from{ left:-40%; } to{ left:140%; } }
.pw-field svg{ width:17px; height:17px; flex-shrink:0; color:var(--muted); }
.pw-field input{
  flex:1; min-width:0; background:transparent; border:none; outline:none;
  color:var(--text); font-family:var(--mono); font-size:16px; letter-spacing:4px;
}
.pw-field input::placeholder{ letter-spacing:0.5px; color:var(--muted); }
.eye-btn{ background:none; border:none; color:var(--muted); cursor:pointer; display:flex; align-items:center; padding:2px; flex-shrink:0; }
.eye-btn:hover{ color:var(--text); }
.eye-btn svg{ width:18px; height:18px; }

.login-btn{
  margin-top:16px; width:100%; padding:15px;
  background:linear-gradient(135deg, var(--accent), var(--accent-2));
  color:#06141f; border:none; border-radius:12px;
  font-weight:700; font-size:13px; letter-spacing:2px;
  cursor:pointer; text-transform:uppercase;
  transition:filter 0.15s ease, transform 0.1s ease, opacity 0.15s ease;
}
.login-btn:hover{ filter:brightness(1.08); }
.login-btn:active{ transform:scale(0.99); }
.login-btn:disabled{ opacity:0.55; cursor:not-allowed; }

.login-error{ margin-top:14px; font-size:12px; color:var(--danger); min-height:16px; text-align:center; line-height:1.6; }

.foot-note{
  margin-top:26px; padding-top:18px; border-top:1px solid var(--border);
  text-align:center; font-size:10px; letter-spacing:6px; font-weight:700;
  color:var(--muted); text-transform:uppercase;
}
.shake{ animation: shake 0.35s; }
@keyframes shake{
  0%,100%{transform:translateX(0);}
  20%{transform:translateX(-8px);}
  40%{transform:translateX(8px);}
  60%{transform:translateX(-5px);}
  80%{transform:translateX(5px);}
}

/* ===================== MAIN ===================== */
#main-screen{ display:none; min-height:100vh; min-height:100dvh; flex-direction:column; }
header.top{
  display:flex; align-items:center; justify-content:space-between; gap:14px;
  padding:18px 22px;
  padding-top:calc(18px + var(--safe-t));
  padding-left:calc(22px + var(--safe-l));
  padding-right:calc(22px + var(--safe-r));
  border-bottom:1px solid var(--border);
  background:rgba(26,36,52,0.7);
  position:sticky; top:0; z-index:5;
  backdrop-filter:blur(8px);
}
.brand{ display:flex; align-items:center; gap:12px; min-width:0; }
.brand .mark svg{ width:28px; height:28px; }
.brand .label{ font-family:var(--display); font-size:13px; font-weight:600; letter-spacing:2px; text-transform:uppercase; color:var(--muted); }

.top-actions{ display:flex; align-items:center; gap:8px; flex-shrink:0; }
.session-timer{
  display:flex; align-items:center; gap:7px;
  font-size:12px; letter-spacing:1px; color:var(--muted);
  border:1px solid var(--border); padding:9px 12px; border-radius:8px;
  background:var(--panel); white-space:nowrap;
}
.session-timer .tdot{ width:6px; height:6px; border-radius:50%; background:var(--accent); animation:corePulse 2.6s ease-in-out infinite; }
.session-timer.warn{ color:var(--danger); border-color:rgba(248,113,113,0.35); }
.session-timer.warn .tdot{ background:var(--danger); }

.btn-ghost{
  background:transparent; border:1px solid var(--border); color:var(--muted);
  padding:9px 14px; border-radius:8px;
  font-size:12px; cursor:pointer;
  display:flex; align-items:center; gap:7px;
  transition:all 0.15s ease; flex-shrink:0; white-space:nowrap;
}
.btn-ghost:hover{ border-color:var(--accent); color:var(--accent); }
.btn-ghost.danger:hover{ border-color:var(--danger); color:var(--danger); }
.btn-ghost svg{ width:14px; height:14px; }
.btn-ghost .full-label{ display:inline; }
@media (max-width:520px){
  .btn-ghost .full-label{ display:none; }
  .btn-ghost{ padding:9px 11px; }
  .session-timer{ padding:9px 10px; }
}

.layout{
  flex:1; width:100%; max-width:1680px; margin:0 auto;
  display:grid; grid-template-columns:1fr 340px; gap:28px;
  padding:28px 28px;
  padding-bottom:calc(104px + var(--safe-b));
  padding-left:calc(28px + var(--safe-l));
  padding-right:calc(28px + var(--safe-r));
  align-items:start;
}
@media (max-width:880px){
  .layout{ grid-template-columns:1fr; padding:18px; padding-bottom:calc(100px + var(--safe-b)); gap:26px; }
}
@media (min-width:1600px){
  .layout{ grid-template-columns:1fr 400px; gap:36px; padding:36px 44px; }
}

.col-title{
  font-family:var(--display); font-size:12.5px; text-transform:uppercase; letter-spacing:2px;
  color:var(--muted); margin-bottom:16px; display:flex; align-items:center; gap:10px;
}
.col-title::before{ content:''; width:8px; height:8px; background:var(--accent); display:inline-block; border-radius:1px; }
.links .col-title::before{ background:var(--accent-2); }

.snippet-grid{ display:grid; gap:18px; grid-template-columns:1fr; }
@media (min-width:1100px){ .snippet-grid{ grid-template-columns:repeat(auto-fit, minmax(340px,1fr)); } }
@media (min-width:1600px){ .snippet-grid{ grid-template-columns:repeat(auto-fit, minmax(400px,1fr)); } }

.card{ background:var(--panel); border:1px solid var(--border); border-radius:14px; overflow:hidden; }
.card-head{
  display:flex; align-items:center; justify-content:space-between; gap:10px;
  padding:13px 18px; border-bottom:1px solid var(--border); background:var(--panel-2);
}
.card-head .name{ font-weight:600; font-size:13.5px; color:var(--accent); word-break:break-word; min-width:0; }
.card-actions{ display:flex; gap:6px; flex-shrink:0; }
.icon-btn{
  background:transparent; border:1px solid var(--border); color:var(--muted);
  width:32px; height:32px; border-radius:8px; cursor:pointer;
  display:flex; align-items:center; justify-content:center; font-size:13px;
  transition:all 0.15s ease; flex-shrink:0;
}
.icon-btn:hover{ border-color:var(--accent); color:var(--accent); }
.icon-btn.del:hover{ border-color:var(--danger); color:var(--danger); }
.icon-btn.copied{ border-color:var(--accent); color:var(--accent); }
.card-body pre{
  padding:16px 18px; overflow-x:auto; font-size:12.5px; line-height:1.7;
  color:var(--text); white-space:pre; -webkit-overflow-scrolling:touch;
}
.empty{
  color:var(--muted); font-size:13px;
  border:1px dashed var(--border); border-radius:14px;
  padding:32px 22px; text-align:center; line-height:1.8;
}

.link-list{ display:flex; flex-direction:column; gap:12px; }
@media (max-width:880px){
  .link-list{ display:grid; grid-template-columns:repeat(auto-fill, minmax(220px, 1fr)); }
}
.link-item{
  background:var(--panel); border:1px solid var(--border); border-radius:14px;
  padding:14px 16px; display:flex; align-items:center; justify-content:space-between; gap:10px;
  text-decoration:none; color:var(--text); transition:border-color 0.15s ease; min-width:0;
}
.link-item:hover{ border-color:var(--accent-2); }
.link-item .ltext{ overflow:hidden; min-width:0; }
.link-item .ltitle{ font-size:13px; font-weight:600; color:var(--accent-2); white-space:nowrap; overflow:hidden; text-overflow:ellipsis; }
.link-item .lurl{ font-size:11px; color:var(--muted); white-space:nowrap; overflow:hidden; text-overflow:ellipsis; display:block; margin-top:3px; }

/* ===================== FAB + MODALS ===================== */
#fab{
  position:fixed; bottom:calc(26px + var(--safe-b)); right:calc(26px + var(--safe-r));
  width:58px; height:58px; border-radius:50%;
  background:linear-gradient(135deg, var(--accent), var(--accent-2));
  color:#06141f; border:none; font-size:26px; font-weight:700; cursor:pointer;
  box-shadow:0 8px 24px rgba(94,234,212,0.30);
  z-index:20; transition:transform 0.15s ease;
  display:flex; align-items:center; justify-content:center; line-height:1;
}
#fab:hover{ transform:scale(1.06); }
#fab:active{ transform:scale(0.97); }

.ov{
  position:fixed; inset:0; background:rgba(6,10,16,0.7);
  display:none; align-items:center; justify-content:center; z-index:30; padding:0;
}
.modal{
  width:100%; max-width:500px;
  background:var(--panel); border:1px solid var(--border); border-radius:16px;
  overflow:hidden; max-height:90dvh; display:flex; flex-direction:column; margin:20px;
}
@media (max-width:600px){
  .ov{ align-items:flex-end; padding:0; }
  .modal{ margin:0; max-width:100%; border-radius:18px 18px 0 0; max-height:88dvh; padding-bottom:var(--safe-b); }
}
.modal-head{
  padding:16px 20px; border-bottom:1px solid var(--border); background:var(--panel-2);
  display:flex; align-items:center; justify-content:space-between; flex-shrink:0;
}
.modal-head .t{ font-family:var(--display); font-weight:700; font-size:15px; letter-spacing:0.5px; }
.modal-head .x{ cursor:pointer; color:var(--muted); font-size:20px; background:none; border:none; padding:4px 8px; }
.modal-head .x:hover{ color:var(--danger); }
.tabs{ display:flex; border-bottom:1px solid var(--border); flex-shrink:0; }
.tab{
  flex:1; text-align:center; padding:14px; font-size:12px;
  text-transform:uppercase; letter-spacing:1px; color:var(--muted);
  cursor:pointer; border-bottom:2px solid transparent;
}
.tab.active{ color:var(--accent); border-bottom-color:var(--accent); }
.modal-body{ padding:20px; display:flex; flex-direction:column; gap:14px; overflow-y:auto; }
.field label{ display:block; font-size:11px; color:var(--muted); text-transform:uppercase; letter-spacing:1px; margin-bottom:7px; }
.field input, .field textarea{
  width:100%; background:#0c131e; border:1px solid var(--border); border-radius:10px;
  padding:12px 13px; color:var(--text); font-family:var(--mono); font-size:13px; outline:none; resize:vertical;
}
.field input:focus, .field textarea:focus{ border-color:var(--accent); }
.field textarea{ min-height:140px; line-height:1.6; }
.save-btn{
  background:linear-gradient(135deg, var(--accent), var(--accent-2));
  color:#06141f; border:none; padding:14px; border-radius:10px;
  font-weight:700; text-transform:uppercase; letter-spacing:1px; font-size:13px; cursor:pointer;
}
.pane{ display:none; }
.pane.active{ display:flex; flex-direction:column; gap:14px; }

/* activity log */
.activity-row{ background:var(--panel-2); border:1px solid var(--border); border-radius:12px; padding:14px 16px; }
.activity-row + .activity-row{ margin-top:10px; }
.activity-row .a-top{
  display:flex; justify-content:space-between; align-items:baseline; gap:10px;
  font-size:12.5px; font-weight:600; color:var(--text); margin-bottom:8px; flex-wrap:wrap;
}
.activity-row .a-date{ color:var(--text); }
.activity-row .a-dur{ color:var(--muted); font-weight:500; font-size:11.5px; }
.activity-row.current .a-dur{ color:var(--accent); font-weight:700; }
.activity-row .a-meta{ display:flex; flex-direction:column; gap:4px; font-size:11.5px; color:var(--muted); }
.activity-row .a-meta b{ color:#c4d3e6; font-weight:600; }
.activity-empty{ color:var(--muted); font-size:13px; text-align:center; padding:24px; line-height:1.8; }

.toast{
  position:fixed; bottom:calc(94px + var(--safe-b)); right:calc(26px + var(--safe-r));
  background:linear-gradient(135deg, var(--accent), var(--accent-2));
  color:#06141f; padding:11px 18px; border-radius:10px;
  font-size:12px; font-weight:700; letter-spacing:0.5px;
  opacity:0; transform:translateY(10px); transition:all 0.25s ease;
  z-index:40; max-width:calc(100vw - 48px);
}
.toast.show{ opacity:1; transform:translateY(0); }
@media (max-width:480px){
  .toast{ left:16px; right:16px; bottom:calc(90px + var(--safe-b)); text-align:center; }
}

/* ===================== ORIENTATION / TV TWEAKS ===================== */
@media (orientation:landscape) and (max-height:430px){
  .term-scroll{ padding:20px 24px; }
  .shield{ width:54px; height:54px; }
  .badge-row{ margin-bottom:16px; }
  .brand-sub{ margin-bottom:6px; }
  .field-group{ margin-top:14px; }
  .foot-note{ margin-top:16px; padding-top:12px; }
}
@media (min-width:1600px) and (min-height:800px){
  body{ font-size:16px; }
  .term{ max-width:540px; }
}