/* ============================================================
   SFLINK — cyan / gray / black theme
   Display: Space Grotesk · Body: Inter · Icons: Font Awesome
   ============================================================ */
:root {
  --ink:      #0a0d11;
  --ink-2:    #0d1218;
  --panel:    #10151c;
  --panel-2:  #141b24;
  --line:     #1e2731;
  --line-2:   #2a3744;
  --text:     #e9eff5;
  --muted:    #8793a3;
  --cyan:     #22d3ee;
  --cyan-600: #06b6d4;
  --cyan-700: #0e7490;
  --ok:       #34d399;
  --err:      #f87171;
  --warn:     #fbbf24;
  --radius:   14px;
  --glow:     0 0 0 1px rgba(34,211,238,.25), 0 12px 40px -12px rgba(34,211,238,.35);
  --font:     "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --display:  "Space Grotesk", var(--font);
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--ink);
  color: var(--text);
  font-family: var(--font);
  font-size: 15px; line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--text); text-decoration: none; }
code { font-family: "Space Grotesk", ui-monospace, monospace; color: var(--cyan); font-size: .9em; }
.muted { color: var(--muted); }
.container { max-width: 1120px; margin: 0 auto; padding-left: 20px; padding-right: 20px; }
h1,h2,h3 { font-family: var(--display); letter-spacing: -.01em; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 8px; cursor: pointer;
  border: 1px solid transparent; border-radius: 11px; padding: 11px 18px;
  font-family: var(--font); font-size: 14px; font-weight: 600; transition: .15s ease;
}
.btn-primary { background: var(--cyan); color: #04121a; box-shadow: 0 8px 24px -10px rgba(34,211,238,.6); }
.btn-primary:hover { background: #38dcf2; transform: translateY(-1px); }
.btn-ghost { background: transparent; border-color: var(--line-2); color: var(--text); }
.btn-ghost:hover { border-color: var(--cyan-700); color: var(--cyan); }
.btn-danger { background: rgba(248,113,113,.14); border-color: rgba(248,113,113,.4); color: #fca5a5; }
.btn-danger:hover { background: rgba(248,113,113,.22); }
.btn-sm { padding: 7px 13px; font-size: 13px; border-radius: 9px; }
.w-full { width: 100%; justify-content: center; }

/* ============================================================
   APP SHELL (dashboard, admin, forms)
   ============================================================ */
.shell { display: grid; grid-template-columns: 252px 1fr; min-height: 100vh; min-height: 100dvh; }
.drawer-scrim { position: fixed; inset: 0; background: rgba(4,8,12,.6); backdrop-filter: blur(2px);
  z-index: 40; opacity: 0; transition: opacity .2s; }
.sidebar {
  background: var(--ink-2); border-right: 1px solid var(--line);
  padding: 20px 14px; display: flex; flex-direction: column; gap: 2px;
  position: sticky; top: 0; height: 100vh; height: 100dvh; overflow-y: auto;
}
.brand { display: inline-flex; align-items: center; gap: 10px; font-family: var(--display);
  font-weight: 700; font-size: 18px; letter-spacing: -.02em; margin-bottom: 18px; }
.brand-mark {
  width: 30px; height: 30px; border-radius: 9px; display: grid; place-items: center;
  background: linear-gradient(135deg, var(--cyan), var(--cyan-700)); color: #04121a; font-size: 14px;
}
.brand-name { background: linear-gradient(90deg, #fff, var(--cyan)); -webkit-background-clip: text;
  background-clip: text; color: transparent; }
.logo { color: var(--cyan); }
.nav { display: flex; flex-direction: column; gap: 2px; flex: 1; }
.nav-group { color: #5b6673; font-size: 10px; text-transform: uppercase; letter-spacing: .14em; margin: 15px 10px 5px; }
.nav a { display: flex; align-items: center; gap: 11px; padding: 10px 12px; border-radius: 10px;
  color: #b6c1d0; font-size: 14px; transition: .12s; }
.nav a i { width: 18px; text-align: center; color: #6b7686; transition: .12s; }
.nav a:hover { background: var(--panel-2); color: #fff; }
.nav a.active { background: linear-gradient(90deg, rgba(34,211,238,.16), rgba(34,211,238,.04));
  color: #fff; box-shadow: inset 2px 0 0 var(--cyan); }
.nav a.active i { color: var(--cyan); }
.logout { margin-top: 12px; }

.main { display: flex; flex-direction: column; min-width: 0; }
.topbar { display: flex; gap: 14px; align-items: center;
  padding: 14px 26px; border-bottom: 1px solid var(--line);
  background: rgba(13,18,24,.82); backdrop-filter: saturate(140%) blur(8px);
  position: sticky; top: 0; z-index: 30; }
.topbar-title { font-family: var(--display); font-weight: 600; font-size: 17px; margin: 0;
  flex: 1; min-width: 0; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.topbar-right { display: flex; align-items: center; gap: 14px; margin-left: auto; }
.topbar-user { display: flex; gap: 10px; align-items: center; font-size: 13px; }
.lang-switch { display: inline-flex; border: 1px solid var(--line-2); border-radius: 8px; overflow: hidden; }
.lang-switch a { padding: 5px 10px; font-size: 12px; font-weight: 600; color: var(--muted); }
.lang-switch a:hover { color: var(--text); background: var(--panel-2); }
.lang-switch a.on { background: var(--cyan); color: #04121a; }
.topbar-user .u-email { max-width: 190px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.hamburger { display: none; background: transparent; border: 1px solid var(--line-2);
  color: var(--text); width: 40px; height: 40px; border-radius: 10px; cursor: pointer; font-size: 16px; }
.hamburger:hover { border-color: var(--cyan-700); color: var(--cyan); }
.content { padding: 26px; flex: 1; max-width: 1200px; width: 100%; }
.footer { padding: 16px 26px; color: var(--muted); font-size: 12px; border-top: 1px solid var(--line); }

/* Card headings with an icon */
.card-h { display: flex; align-items: center; gap: 10px; }
.card-h.sm { font-size: 15px; }
.card-h i { color: var(--cyan); font-size: .9em; }

/* Horizontal scroll wrapper for tables on small screens */
.table-scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; margin: 0 -4px; }
.table-scroll table { min-width: 460px; }

.link-cyan { color: var(--cyan); }
.link-cyan:hover { color: #67e8f9; }
.dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; vertical-align: middle; margin-right: 4px; }
.dot-on { background: var(--ok); box-shadow: 0 0 8px rgba(52,211,153,.7); }
.dot-off { background: #556; }
.feat-yes { color: var(--cyan); }
.feat-no { color: #4b5563; }

/* Health status pills */
.hstat { display: inline-flex; align-items: center; gap: 6px; font-size: 12px; font-weight: 600;
  padding: 3px 10px; border-radius: 999px; border: 1px solid var(--line-2); white-space: nowrap; }
.hstat-up   { color: var(--ok);   background: rgba(52,211,153,.1);  border-color: rgba(52,211,153,.35); }
.hstat-down { color: var(--err);  background: rgba(248,113,113,.1); border-color: rgba(248,113,113,.35); }
.hstat-warn { color: var(--warn); background: rgba(251,191,36,.1);  border-color: rgba(251,191,36,.35); }
.hstat-unk  { color: var(--muted); }
.pill { background: rgba(34,211,238,.14); color: var(--cyan); border: 1px solid rgba(34,211,238,.3);
  padding: 3px 11px; border-radius: 999px; font-size: 12px; font-weight: 600; }

/* ---------- Cards / grid ---------- */
.card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 22px; margin-bottom: 18px; }
.card h2 { margin: 0 0 4px; font-size: 18px; }
.card .sub { color: var(--muted); margin: 0 0 16px; font-size: 13px; }
.grid { display: grid; gap: 16px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

/* ---------- Forms ---------- */
label { display: block; font-size: 13px; margin: 13px 0 6px; color: #cbd5e1; font-weight: 500; }
label .hint { color: var(--muted); font-weight: 400; font-size: 12px; }
input[type=text], input[type=email], input[type=password], input[type=number],
input[type=date], input[type=url], textarea, select {
  width: 100%; background: var(--ink-2); border: 1px solid var(--line-2); color: var(--text);
  border-radius: 10px; padding: 11px 13px; font-size: 14px; font-family: var(--font); outline: none; transition: .15s; }
input:focus, textarea:focus, select:focus { border-color: var(--cyan-600); box-shadow: 0 0 0 3px rgba(34,211,238,.14); }
input::placeholder, textarea::placeholder { color: #566270; }
textarea { resize: vertical; min-height: 88px; }
.row { display: flex; gap: 12px; flex-wrap: wrap; }
.row > * { flex: 1; min-width: 180px; }

.alert { display: flex; align-items: center; gap: 9px; padding: 11px 15px; border-radius: 11px; margin-bottom: 14px; font-size: 14px; }
.alert-ok { background: rgba(52,211,153,.1); border: 1px solid rgba(52,211,153,.35); color: #6ee7b7; }
.alert-err { background: rgba(248,113,113,.1); border: 1px solid rgba(248,113,113,.35); color: #fca5a5; }
.alert.container { max-width: 1120px; margin-top: 14px; }

.badge { font-size: 11px; padding: 2px 9px; border-radius: 999px; background: var(--panel-2);
  color: var(--muted); border: 1px solid var(--line); }
.badge-pro { background: rgba(34,211,238,.12); color: var(--cyan); border-color: rgba(34,211,238,.3); }
.badge-expert { background: rgba(251,191,36,.12); color: var(--warn); border-color: rgba(251,191,36,.3); }

.stat { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; }
.stat .k { color: var(--muted); font-size: 13px; }
.stat .v { font-family: var(--display); font-size: 30px; font-weight: 700; margin-top: 6px; }
.stat .d { color: var(--muted); font-size: 12px; margin-top: 4px; }

table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { text-align: left; padding: 10px; border-bottom: 1px solid var(--line); }
th { color: var(--muted); font-weight: 600; }

.link-item { border: 1px solid var(--line); border-radius: 11px; padding: 15px; margin-bottom: 10px; background: var(--ink-2); }
.link-item .alias { font-family: var(--display); font-weight: 600; color: var(--cyan); font-size: 15px; }
.link-item .dest { color: var(--muted); font-size: 12px; word-break: break-all; margin-top: 4px; }
.tags { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 8px; }

.advanced { border: 1px dashed var(--line-2); border-radius: var(--radius); padding: 16px;
  background: rgba(251,191,36,.04); margin-top: 18px; }
.notice { color: var(--warn); font-size: 13px; margin-bottom: 10px; }

.pager { display: flex; gap: 6px; margin-top: 14px; }
.pager a, .pager span { padding: 6px 12px; border: 1px solid var(--line-2); border-radius: 8px; font-size: 13px; }
.pager .cur { background: var(--cyan); border-color: var(--cyan); color: #04121a; font-weight: 600; }

.checkline { display: flex; align-items: center; gap: 9px; margin: 9px 0; }
.checkline input { width: auto; accent-color: var(--cyan-600); }

.bar { height: 8px; background: var(--panel-2); border-radius: 999px; overflow: hidden; }
.bar > span { display: block; height: 100%; background: linear-gradient(90deg, var(--cyan-700), var(--cyan)); }

.auth-wrap { max-width: 420px; margin: 7vh auto; }

/* ---------- Pricing (shared /plans page) ---------- */
.plans { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 18px; }
.plan { background: var(--panel); border: 1px solid var(--line); border-radius: 16px; padding: 24px; position: relative; }
.plan.popular { border-color: rgba(34,211,238,.5); box-shadow: var(--glow); }
.plan .name { font-family: var(--display); font-size: 20px; font-weight: 700; }
.plan .price { font-family: var(--display); font-size: 30px; font-weight: 700; margin: 12px 0 2px; }
.plan .price small { font-size: 14px; color: var(--muted); font-weight: 500; }
.plan .orig { color: var(--muted); text-decoration: line-through; font-size: 14px; }
.plan ul { list-style: none; padding: 0; margin: 16px 0 0; }
.plan li { padding: 8px 0; border-bottom: 1px solid var(--line); display: flex; justify-content: space-between; font-size: 13px; }
.plan .tag-top { position: absolute; top: -11px; right: 18px; background: var(--cyan); color: #04121a;
  font-size: 11px; font-weight: 700; padding: 3px 11px; border-radius: 999px; }

/* ============================================================
   LANDING PAGE
   ============================================================ */
.landing-body { background:
  radial-gradient(900px 480px at 50% -8%, rgba(34,211,238,.14), transparent 60%),
  var(--ink);
}
.landing { min-height: 100vh; }
.l-topbar { max-width: 1120px; margin: 0 auto; padding: 22px 20px;
  display: flex; align-items: center; justify-content: space-between; }
.l-nav { display: flex; align-items: center; gap: 20px; font-size: 14px; }
.l-nav a { color: #b6c1d0; }
.l-nav a:hover { color: var(--cyan); }
.l-nav a.btn { color: inherit; }
.l-lang { border: 1px solid var(--line-2); border-radius: 8px; padding: 4px 9px; font-size: 12px; font-weight: 600; }

.hero { max-width: 820px; margin: 0 auto; padding: 56px 20px 40px; text-align: center; }
.kicker { display: inline-flex; align-items: center; gap: 8px; font-size: 12.5px; color: var(--cyan);
  background: rgba(34,211,238,.08); border: 1px solid rgba(34,211,238,.25);
  padding: 6px 13px; border-radius: 999px; }
.hero h1 { font-size: clamp(38px, 7vw, 68px); line-height: 1.02; font-weight: 700; margin: 22px 0 0; letter-spacing: -.03em; }
.hero .em { background: linear-gradient(100deg, var(--cyan), #67e8f9 60%, var(--cyan-700));
  -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero .lead { color: #9aa6b5; font-size: 17px; max-width: 620px; margin: 20px auto 0; }

.shorten-form { margin: 32px auto 0; max-width: 620px; }
.inline-add { display: flex; align-items: center; gap: 8px; background: var(--panel);
  border: 1px solid var(--line-2); border-radius: 14px; padding: 8px 8px 8px 14px; transition: .15s; }
.inline-add:focus-within { border-color: var(--cyan-600); box-shadow: var(--glow); }
.inline-add .field-ic { color: var(--cyan); font-size: 15px; }
.inline-add .input { flex: 1; background: transparent; border: none; box-shadow: none !important;
  padding: 10px 6px; font-size: 15px; }
.inline-add .input:focus { outline: none; }
.inline-add .btn { flex: 0 0 auto; white-space: nowrap; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; }
.shorten-form .hint { color: var(--muted); font-size: 13px; margin-top: 12px; display: flex; gap: 7px; justify-content: center; align-items: center; }
.shorten-form .hint i { color: var(--ok); }

.hero-badges { display: flex; gap: 22px; justify-content: center; flex-wrap: wrap;
  margin-top: 30px; color: var(--muted); font-size: 13px; }
.hero-badges i { color: var(--cyan); margin-right: 6px; }

.feat { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin: 36px auto; }
.feat-card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; }
.feat-card .ic { display: grid; place-items: center; width: 42px; height: 42px; border-radius: 11px;
  background: rgba(34,211,238,.1); color: var(--cyan); font-size: 17px; border: 1px solid rgba(34,211,238,.22); }
.feat-card h3 { margin: 14px 0 6px; font-size: 16px; }
.feat-card p { margin: 0; color: #93a0b0; font-size: 13.5px; line-height: 1.6; }

.l-plans { margin: 48px auto; }
.l-plans-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 18px; }
.l-plans-head h2 { font-size: 22px; margin: 0; }
.l-plans-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 14px; }
.l-plan { background: var(--panel); border: 1px solid var(--line); border-radius: 14px; padding: 20px; position: relative; }
.l-plan.is-pop { border-color: rgba(34,211,238,.5); box-shadow: var(--glow); }
.l-plan-badge { position: absolute; top: -10px; right: 14px; background: var(--cyan); color: #04121a;
  font-size: 10px; font-weight: 700; padding: 3px 9px; border-radius: 999px; }
.l-plan-name { font-family: var(--display); font-weight: 600; font-size: 15px; color: #cbd5e1; }
.l-plan-price { font-family: var(--display); font-size: 26px; font-weight: 700; margin: 6px 0 12px; }
.l-plan-price small { font-size: 13px; color: var(--muted); font-weight: 500; }
.l-plan-q { font-size: 12.5px; color: var(--muted); margin: 6px 0; }
.l-plan-q i { color: var(--cyan); width: 16px; }
.l-plan .btn { margin-top: 14px; }

.l-footer { display: flex; align-items: center; justify-content: space-between;
  padding-top: 26px; padding-bottom: 40px; margin-top: 20px; border-top: 1px solid var(--line); flex-wrap: wrap; gap: 12px; }
.l-footer .brand { margin: 0; font-size: 16px; }

/* ---------- Responsive ---------- */
@media (max-width: 920px) {
  .feat { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 860px) {
  .shell { grid-template-columns: 1fr; }
  /* Sidebar becomes an off-canvas drawer */
  .sidebar {
    position: fixed; top: 0; left: 0; z-index: 50; width: 268px; max-width: 84vw;
    transform: translateX(-100%); transition: transform .25s ease;
    box-shadow: 0 0 40px rgba(0,0,0,.5);
  }
  body.drawer-open .sidebar { transform: translateX(0); }
  body.drawer-open .drawer-scrim { opacity: 1; }
  body.drawer-open { overflow: hidden; }
  .hamburger { display: inline-flex; align-items: center; justify-content: center; }
  .topbar-user .u-email { display: none; }
  .content { padding: 18px 16px; }
  .topbar { padding: 12px 16px; }
  .footer { padding: 16px; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .feat { grid-template-columns: 1fr; }
  .inline-add { flex-wrap: wrap; }
  .inline-add .input { min-width: 0; width: 100%; }
  .inline-add .btn { width: 100%; justify-content: center; }
  .l-nav { gap: 12px; }
  .l-nav a:not(.btn) { display: none; }   /* keep topbar light on phones */
  .hero { padding: 40px 16px 28px; }
  .row > * { min-width: 100%; }
}
@media (min-width: 861px) { .drawer-scrim { display: none; } }
@media (max-width: 520px) {
  .stat .v { font-size: 25px; }
  .hero-badges { gap: 14px; }
}
@media (prefers-reduced-motion: reduce) { * { transition: none !important; } }

/* ---------- Biolink public page ---------- */
.bio-page { min-height: 100vh; background:
  radial-gradient(800px 440px at 50% -10%, rgba(34,211,238,.14), transparent 60%), var(--ink);
  display: flex; align-items: center; justify-content: center; padding: 40px 16px; }
.bio-card { width: 100%; max-width: 480px; text-align: center; }
.bio-avatar { width: 84px; height: 84px; border-radius: 50%; margin: 0 auto 14px;
  display: flex; align-items: center; justify-content: center; font-size: 34px; font-family: var(--display); font-weight: 700;
  background: linear-gradient(135deg, var(--cyan), var(--cyan-700)); color: #04121a; }
.bio-name { font-family: var(--display); font-size: 22px; font-weight: 700; }
.bio-bio { color: var(--muted); margin: 8px 0 22px; }
.bio-link { display: block; background: var(--panel); border: 1px solid var(--line-2); border-radius: 12px;
  padding: 14px; margin-bottom: 12px; font-weight: 600; transition: .12s; }
.bio-link:hover { transform: translateY(-2px); border-color: var(--cyan-600); color: var(--cyan); }