/* ============================================================
   Lusca — Tidal theme · shared stylesheet
   Static HTML / CSS handoff for server-rendered (Express) pages.
   Pure CSS, no framework. All state is driven by class hooks
   you toggle server-side (see README.md).
   ============================================================ */

/* ---------- tokens ---------- */
:root{
  --bg:#0a1820;
  --bg-2:#08131a;
  --panel:rgba(255,255,255,.035);
  --panel-2:rgba(255,255,255,.05);
  --line:rgba(120,200,200,.14);
  --line-2:rgba(120,200,200,.2);

  --accent:#2fd4c4;        /* mint — primary actions, "ok" */
  --accent-2:#7fe8dc;      /* light mint */
  --accent-ink:#06231f;    /* text on mint */
  --warn:#f0b545;          /* needs attention / reconnect */
  --warn-ink:#2a1e02;
  --danger:#ff6b6b;        /* error / failed */

  --text:#eaf3f4;
  --muted:#a9c6c6;
  --dim:#8fb6b6;
  --faint:#6f9999;

  --r-sm:7px; --r-md:8px; --r-lg:8px; --r-xl:8px;
  --font-display:'Space Grotesk',system-ui,sans-serif;
  --font-body:'IBM Plex Sans',system-ui,sans-serif;
  --font-mono:'IBM Plex Mono',ui-monospace,monospace;
}

/* ---------- reset ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font-body);
  background:var(--bg);
  color:var(--text);
  min-height:100vh;
  -webkit-font-smoothing:antialiased;
  line-height:1.5;
}
a{color:inherit;text-decoration:none}
button{font-family:inherit}
img,svg{display:block}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
@keyframes pulse{0%,100%{opacity:.5}50%{opacity:1}}

/* ---------- layout helpers ---------- */
.wrap{width:100%;max-width:1180px;margin:0 auto;padding:0 24px}
.screen{min-height:100vh;display:flex;flex-direction:column}
.screen__body{flex:1;width:100%}
.center{display:grid;place-items:center;padding:56px 24px}
.stack{display:flex;flex-direction:column}
.muted{color:var(--muted)}
.dim{color:var(--dim)}

/* ---------- type ---------- */
.eyebrow{font-family:var(--font-mono);font-size:12px;letter-spacing:.18em;text-transform:uppercase;color:var(--accent)}
.h1{font-family:var(--font-display);font-weight:700;letter-spacing:0;line-height:1.05;margin:0}
.h2{font-family:var(--font-display);font-weight:700;letter-spacing:0;line-height:1.1;margin:0}
.lead{font-size:16.5px;line-height:1.55;color:var(--muted);text-wrap:pretty}

/* ---------- brand marks ---------- */
.mark{display:grid;place-items:center;border-radius:16px;flex-shrink:0}
.mark--lusca{background:radial-gradient(circle at 36% 30%,#13343b,#0a1c22);border:1px solid rgba(47,212,196,.3);box-shadow:0 0 30px rgba(47,212,196,.22)}
.mark--lusca svg{filter:drop-shadow(0 0 6px rgba(47,212,196,.7))}
.mark--gpt{background:#fff}
.mark--gpt .ring{border:3px solid #0a1820;border-right-color:transparent;border-bottom-color:transparent;border-radius:50%;transform:rotate(-45deg)}
.app-pair{display:flex;align-items:center;justify-content:center;gap:16px}
.app-pair__arrow{color:#4f7a7a;font-size:20px}

/* small brand lockup in headers */
.brand{display:flex;align-items:center;gap:9px}
.brand__name{font-family:var(--font-display);font-weight:700;font-size:17px;letter-spacing:0}
.brand__tag{font-family:var(--font-mono);font-size:9px;letter-spacing:.14em;text-transform:uppercase;color:var(--dim);border:1px solid rgba(120,200,200,.22);padding:2px 6px;border-radius:5px}
.user-email{font-size:13px;color:var(--dim);max-width:260px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* ---------- card ---------- */
.card{background:var(--panel);border:1px solid rgba(120,200,200,.16);border-radius:var(--r-xl);padding:34px 32px}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  border:none;border-radius:var(--r-md);padding:14px 20px;
  font-size:15px;font-weight:600;cursor:pointer;font-family:inherit;
  transition:transform .08s ease,filter .15s ease,background .15s ease;
}
.btn:active{transform:translateY(1px)}
.btn--block{width:100%}
.btn--primary{background:var(--accent);color:var(--accent-ink);font-weight:700}
.btn--primary:hover{filter:brightness(1.06)}
.btn--ghost{background:transparent;border:1px solid var(--line-2);color:var(--muted)}
.btn--ghost:hover{border-color:var(--accent);color:var(--text)}
.btn--warn{background:var(--warn);color:var(--warn-ink);font-weight:700}
.btn--sm{padding:9px 15px;font-size:13px;border-radius:var(--r-sm)}

/* social */
.btn--google{background:#fff;color:#0d1b1b}
.btn--google:hover{filter:brightness(.96)}
.btn--github{background:#fff;color:#0d1b1b}
.btn--github:hover{filter:brightness(.96)}
.social-row{display:grid;grid-template-columns:1fr;gap:10px;margin-top:10px}

/* ---------- divider ---------- */
.divider{display:flex;align-items:center;gap:12px;color:#5d8585;font-size:13px;margin:22px 0}
.divider::before,.divider::after{content:"";flex:1;height:1px;background:rgba(120,200,200,.16)}

/* ---------- forms ---------- */
.field{margin-bottom:16px}
.field__label{display:block;font-size:13px;font-weight:600;color:#cfe2e2;margin-bottom:7px}
.input{
  width:100%;background:rgba(255,255,255,.04);border:1px solid var(--line-2);
  border-radius:var(--r-md);padding:14px;color:var(--text);font-size:15px;
  font-family:inherit;outline:none;transition:border-color .15s,box-shadow .15s;
}
.input::placeholder{color:#5d8585}
.input:focus{border-color:rgba(47,212,196,.55);box-shadow:0 0 0 3px rgba(47,212,196,.12)}
.input--lg{padding:16px;font-size:17px}
.input.is-error{border-color:rgba(255,107,107,.6)}
.input.is-error:focus{box-shadow:0 0 0 3px rgba(255,107,107,.14)}
.field__error{display:flex;align-items:center;gap:6px;font-size:12.5px;color:var(--danger);margin-top:7px}

/* chips (suggestions) */
.chips{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.chip{
  background:rgba(47,212,196,.08);border:1px solid rgba(47,212,196,.24);color:var(--accent-2);
  border-radius:999px;padding:7px 13px;font-size:12.5px;font-weight:500;cursor:pointer;font-family:inherit;
}
.chip:hover{background:rgba(47,212,196,.16)}

/* ---------- alerts ---------- */
.alert{display:flex;gap:11px;align-items:flex-start;border-radius:var(--r-md);padding:13px 15px;font-size:14px;line-height:1.45;margin-bottom:18px}
.alert__icon{flex-shrink:0;width:20px;height:20px;border-radius:6px;display:grid;place-items:center;font-size:12px;margin-top:1px}
.alert--error{background:rgba(255,107,107,.1);border:1px solid rgba(255,107,107,.34);color:#ffd5d5}
.alert--error .alert__icon{background:rgba(255,107,107,.18);color:var(--danger)}
.alert--info{background:rgba(47,212,196,.08);border:1px solid rgba(47,212,196,.28);color:var(--accent-2)}
.alert--info .alert__icon{background:rgba(47,212,196,.16);color:var(--accent)}
.note{background:rgba(240,181,69,.1);border:1px solid rgba(240,181,69,.3);border-radius:var(--r-md);padding:12px 14px;color:#ffd991;line-height:1.45}
.provider-setup form{display:grid;gap:10px;margin:18px 0}
.provider-setup button{display:inline-flex;align-items:center;justify-content:center;gap:10px;border:none;border-radius:var(--r-md);padding:14px 20px;font-size:15px;font-weight:700;cursor:pointer;background:var(--accent);color:var(--accent-ink)}
.provider-setup button.danger{background:var(--danger);color:#260606}
.provider-setup .button{display:inline-flex;align-items:center;justify-content:center;border-radius:var(--r-md);padding:14px 20px;background:var(--accent);color:var(--accent-ink);font-size:15px;font-weight:700;text-decoration:none}
.provider-setup input{width:100%;background:rgba(255,255,255,.04);border:1px solid var(--line-2);border-radius:var(--r-md);padding:14px;color:var(--text);font-size:15px;font-family:inherit}
.provider-setup label{display:block;font-size:13px;font-weight:600;color:#cfe2e2;margin-bottom:7px}
.provider-setup p{color:var(--muted)}
.provider-setup strong{color:var(--text)}
.provider-setup a:not(.button){color:var(--accent);font-weight:600}

/* ---------- trust list ---------- */
.trust{display:flex;flex-direction:column;gap:12px}
.trust__item{display:flex;gap:11px;align-items:flex-start}
.trust__icon{width:22px;height:22px;border-radius:7px;background:rgba(47,212,196,.12);border:1px solid rgba(47,212,196,.3);display:grid;place-items:center;font-size:11px;color:var(--accent);flex-shrink:0;margin-top:1px}
.trust__text{font-size:13.5px;color:#94b5b5;line-height:1.5}
.trust__text b{color:#cfe2e2;font-weight:600}

/* ---------- badges (status) ---------- */
.badge{display:inline-flex;align-items:center;gap:7px;font-size:11.5px;font-weight:600;padding:5px 10px;border-radius:999px;white-space:nowrap}
.badge__dot{width:6px;height:6px;border-radius:50%;flex-shrink:0}
.badge--idle{background:rgba(255,255,255,.05);color:var(--dim);border:1px solid rgba(120,200,200,.18)}
.badge--idle .badge__dot{background:var(--faint)}
.badge--ok{background:rgba(47,212,196,.14);color:var(--accent-2);border:1px solid rgba(47,212,196,.3)}
.badge--ok .badge__dot{background:var(--accent);box-shadow:0 0 7px var(--accent)}
.badge--attention{background:rgba(240,181,69,.14);color:var(--warn);border:1px solid rgba(240,181,69,.32)}
.badge--attention .badge__dot{background:var(--warn);box-shadow:0 0 7px var(--warn)}
.badge--error{background:rgba(255,107,107,.12);color:#ffb3b3;border:1px solid rgba(255,107,107,.34)}
.badge--error .badge__dot{background:var(--danger);box-shadow:0 0 7px var(--danger)}

/* ---------- context strip (connect header) ---------- */
.context{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-bottom:26px}
.context__left{display:flex;align-items:center;gap:11px;flex-wrap:wrap}
.context__right{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.pill{background:rgba(255,255,255,.04);border:1px solid rgba(120,200,200,.16);border-radius:var(--r-sm);padding:8px 13px;font-size:13px;font-weight:600;display:inline-flex;align-items:center;gap:8px}
.pill__dot{color:var(--accent)}
.pill--plain{font-weight:500;color:var(--muted)}

/* ---------- readiness ---------- */
.readiness{background:rgba(255,255,255,.03);border:1px solid var(--line);border-radius:var(--r-lg);padding:20px 22px;margin-bottom:24px}
.readiness__head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}
.readiness__pct{font-family:var(--font-display);font-weight:700;font-size:17px}
.readiness__sub{font-size:13px;color:var(--muted)}
.progress{height:8px;border-radius:5px;background:rgba(120,200,200,.12);overflow:hidden;margin-bottom:18px}
.progress__bar{height:100%;background:linear-gradient(90deg,#2fd4c4,#5a9bd8);transition:width .4s}
.tiles{display:flex;gap:7px;flex-wrap:wrap}
.tile{display:inline-flex;align-items:center;gap:7px;font-size:12.5px;font-weight:500;color:#cfe2e2;border-radius:999px;padding:7px 12px;background:rgba(255,255,255,.03);border:1px solid rgba(120,200,200,.12)}
.tile__dot{width:6px;height:6px;border-radius:50%;flex-shrink:0;background:var(--faint)}
.tile--done{background:rgba(47,212,196,.06);border-color:rgba(47,212,196,.22)}
.tile--done .tile__dot{background:var(--accent-2)}
.tile--todo{background:rgba(240,181,69,.06);border-color:rgba(240,181,69,.26)}
.tile--todo .tile__dot{background:var(--warn)}

/* ---------- connector list (Connect · Layout B) ---------- */
.conn-list{display:flex;flex-direction:column;gap:12px}
.c-row{
  display:grid;grid-template-columns:minmax(300px,1.45fr) minmax(250px,.9fr) auto;
  align-items:center;gap:22px;
  background:rgba(255,255,255,.03);border:1px solid var(--line);
  border-radius:var(--r-lg);padding:17px 20px;transition:border-color .15s;
}
.c-row--connected{border-color:rgba(47,212,196,.3)}
.c-row--attention{border-color:rgba(240,181,69,.3)}
.c-row--error{border-color:rgba(255,107,107,.34)}
.c-row__media{display:flex;align-items:center;gap:15px;min-width:0}
.c-row__icon{width:52px;height:52px;border-radius:var(--r-md);display:grid;place-items:center;background:rgba(255,255,255,.95);border:1px solid rgba(255,255,255,.18);flex-shrink:0}
.provider-icon{display:grid;place-items:center;width:34px;height:34px}
.provider-icon img,.provider-icon svg{width:34px;height:34px;object-fit:contain}
.c-row__title{display:flex;align-items:center;gap:9px;flex-wrap:wrap}
.c-row__name{font-family:var(--font-display);font-weight:600;font-size:16.5px}
.c-row__desc{font-size:12.5px;color:#94b5b5;line-height:1.4;max-width:340px;margin-top:3px}
.c-row__note{font-size:12px;color:var(--warn);margin-top:5px;display:flex;align-items:center;gap:6px}
.c-row--error .c-row__note{color:#ffb3b3}
.c-row__details{display:grid;grid-template-columns:repeat(2,minmax(110px,1fr));gap:12px 22px;min-width:0}
.c-row__benefits{display:flex;align-items:center;align-content:center;gap:8px;flex-wrap:wrap;min-width:0}
.c-row__benefits span{display:inline-flex;align-items:center;min-height:30px;border-radius:999px;padding:6px 10px;background:rgba(47,212,196,.06);border:1px solid rgba(47,212,196,.18);color:#bddada;font-size:12.5px;font-weight:600;white-space:nowrap}
.f__k{font-family:var(--font-mono);font-size:9px;letter-spacing:.1em;text-transform:uppercase;color:var(--faint);margin-bottom:3px}
.f__v{font-size:13px;font-weight:500;white-space:nowrap;color:var(--dim);max-width:220px;overflow:hidden;text-overflow:ellipsis}
.f__v--filled{color:#cfe2e2}
.f__v--ok{color:var(--accent-2)}
.c-row__action{flex-shrink:0}

/* ---------- footer ---------- */
.foot{border-top:1px solid rgba(120,200,200,.1)}
.foot__inner{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px;padding:18px 24px;font-size:12.5px;color:var(--faint)}
.foot__inner .mono{font-family:var(--font-mono)}

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width:860px){
  .split{grid-template-columns:1fr !important;gap:34px !important}
  .split__aside{order:-1}
}
@media (max-width:760px){
  .h1{font-size:34px !important}
  .h2{font-size:28px !important}
  .center{padding:36px 18px}
  .card{padding:26px 20px}
  .social-row{grid-template-columns:1fr}
  .user-email{display:none}
  /* connector rows stack */
  .c-row{grid-template-columns:1fr;align-items:stretch;gap:16px}
  .c-row__media{min-width:0}
  .c-row__details{gap:14px 18px}
  .c-row__action{width:100%}
  .c-row__action .btn{width:100%}
  .context{align-items:flex-start}
}
@media (max-width:420px){
  .wrap{padding:0 16px}
  .c-row__details{grid-template-columns:1fr}
  .c-row__benefits span{white-space:normal}
}