:root{
  --bg:#f5f7fb;
  --bg-elev:#ffffff;
  --sidebar:#ffffffcc;
  --panel:#ffffff;
  --panel-soft:#f8f9fc;
  --text:#12131a;
  --muted:#6b7280;
  --line:#e5e7eb;
  --line-strong:#d8dce6;
  --accent:#7c3aed;
  --accent-2:#ec4899;
  --accent-soft:#f3e8ff;
  --good:#059669;
  --warn:#d97706;
  --bad:#dc2626;
  --input:#ffffff;
  --shadow:0 10px 30px rgba(17,24,39,.06);
  --shadow-lg:0 24px 70px rgba(17,24,39,.12);
  --radius:18px;
}
html[data-theme="dark"]{
  --bg:#0a0b0f;
  --bg-elev:#101217;
  --sidebar:#0d0f14e8;
  --panel:#12151b;
  --panel-soft:#171a21;
  --text:#f7f7fb;
  --muted:#9ba3b2;
  --line:#252a34;
  --line-strong:#343a47;
  --accent:#9b7cff;
  --accent-2:#f15bb5;
  --accent-soft:#211a35;
  --good:#50d890;
  --warn:#f6c453;
  --bad:#ff7b7b;
  --input:#0e1117;
  --shadow:0 10px 30px rgba(0,0,0,.2);
  --shadow-lg:0 28px 80px rgba(0,0,0,.4);
}
*{box-sizing:border-box}
html{min-height:100%;background:var(--bg)}
body{margin:0;min-height:100vh;background:
  radial-gradient(circle at 92% 0%,color-mix(in srgb,var(--accent) 13%,transparent),transparent 30%),
  radial-gradient(circle at 0% 100%,color-mix(in srgb,var(--accent-2) 8%,transparent),transparent 26%),
  var(--bg);color:var(--text);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;-webkit-font-smoothing:antialiased}
button,input,select,textarea{font:inherit}
a{color:inherit}
button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid color-mix(in srgb,var(--accent) 28%,transparent);outline-offset:2px}

/* Shared brand */
.brand{display:flex;gap:12px;align-items:center}.brand-mark{width:44px;height:44px;border-radius:14px;display:grid;place-items:center;color:white;font-weight:900;letter-spacing:-.04em;background:linear-gradient(135deg,var(--accent),var(--accent-2));box-shadow:0 10px 30px color-mix(in srgb,var(--accent) 25%,transparent)}.brand strong,.brand span{display:block}.brand strong{font-size:15px;letter-spacing:-.01em}.brand span{font-size:12px;color:var(--muted);margin-top:2px}.eyebrow{margin:0 0 7px;color:var(--muted);font-size:11px;text-transform:uppercase;letter-spacing:.14em;font-weight:800}.muted,.helper{color:var(--muted)}

/* Buttons */
.btn{appearance:none;border:1px solid transparent;border-radius:12px;padding:10px 14px;display:inline-flex;align-items:center;justify-content:center;gap:8px;text-decoration:none;cursor:pointer;font-weight:760;transition:transform .16s ease,box-shadow .16s ease,background .16s ease,border-color .16s ease,color .16s ease;min-height:42px}.btn:hover{transform:translateY(-1px)}.btn:active{transform:translateY(0)}.btn-primary{background:linear-gradient(135deg,var(--accent),color-mix(in srgb,var(--accent) 70%,#5b21b6));color:#fff;box-shadow:0 8px 22px color-mix(in srgb,var(--accent) 24%,transparent)}.btn-primary:hover{box-shadow:0 12px 28px color-mix(in srgb,var(--accent) 30%,transparent)}.btn-secondary{background:var(--panel);border-color:var(--line);color:var(--text);box-shadow:0 1px 2px rgba(0,0,0,.02)}.btn-secondary:hover{border-color:var(--line-strong);background:var(--panel-soft)}.btn-danger{background:color-mix(in srgb,var(--bad) 10%,var(--panel));border-color:color-mix(in srgb,var(--bad) 30%,var(--line));color:var(--bad)}.btn:disabled{opacity:.55;cursor:not-allowed;transform:none}.theme-toggle{min-width:42px;padding:9px 12px}.theme-toggle .theme-icon{font-size:18px;line-height:1}.theme-toggle .theme-label{font-size:13px}

/* App shell */
.app-shell{min-height:100vh;display:grid;grid-template-columns:260px minmax(0,1fr)}.sidebar{position:sticky;top:0;height:100vh;padding:22px 16px;border-right:1px solid var(--line);background:var(--sidebar);backdrop-filter:blur(18px);display:flex;flex-direction:column;z-index:5}.sidebar .brand{padding:0 8px 24px}.nav{display:grid;gap:6px}.nav-item{border:0;background:transparent;color:var(--muted);text-align:left;padding:11px 13px;border-radius:11px;cursor:pointer;font-weight:650;transition:.16s ease}.nav-item:hover{background:var(--panel-soft);color:var(--text)}.nav-item.active{background:var(--accent-soft);color:var(--accent)}.nav-link{display:block;text-decoration:none}.sidebar-foot{margin-top:auto}.tiny-card{border:1px solid var(--line);background:var(--panel);border-radius:14px;padding:14px;box-shadow:var(--shadow)}.tiny-card span{display:block;color:var(--muted);font-size:12px}.tiny-card strong{display:block;font-size:13px;margin-top:5px}.main{padding:28px 32px 60px;min-width:0;max-width:1600px;width:100%;margin:0 auto}.topbar{display:flex;justify-content:space-between;gap:20px;align-items:center;margin-bottom:24px}.topbar h1,.panel h2{margin:0}.topbar h1{font-size:clamp(28px,3vw,38px);letter-spacing:-.035em}.top-actions,.button-row,.toolbar-row{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.user-chip{display:inline-flex;align-items:center;min-height:38px;padding:0 12px;border-radius:999px;background:var(--panel);border:1px solid var(--line);color:var(--muted);font-size:12px}.view{display:none}.view.active{display:block}

/* Cards */
.metric-grid{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:12px;margin-bottom:18px}.metric-grid.compact{grid-template-columns:repeat(4,minmax(0,1fr))}.metric,.panel{background:var(--panel);border:1px solid var(--line);box-shadow:var(--shadow)}.metric{border-radius:16px;padding:16px;min-height:108px;position:relative;overflow:hidden}.metric::after{content:"";position:absolute;inset:auto -28px -32px auto;width:92px;height:92px;border-radius:50%;background:color-mix(in srgb,var(--accent) 5%,transparent)}.metric span{display:block;color:var(--muted);font-size:12px}.metric strong{display:block;font-size:27px;letter-spacing:-.03em;margin-top:10px}.metric small{display:block;color:var(--muted);margin-top:8px}.grid.two{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-bottom:18px}.panel{border-radius:var(--radius);padding:19px}.panel-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px}.panel h2{font-size:20px;letter-spacing:-.02em}.stack{display:grid;gap:10px}.signal,.recent-row,.insight-card{border:1px solid var(--line);background:var(--panel-soft);border-radius:13px;padding:13px}.recent-row{display:grid;grid-template-columns:1fr auto;gap:8px}.recent-row strong,.signal strong{display:block}.recent-row span,.signal span,.insight-card p{color:var(--muted);font-size:13px}.hero-panel{display:flex;align-items:center;justify-content:space-between;gap:20px;background:linear-gradient(130deg,color-mix(in srgb,var(--accent) 10%,var(--panel)),var(--panel) 60%)}.hero-panel p{max-width:720px;color:var(--muted);line-height:1.65}.toolbar-panel{margin-bottom:16px}.toolbar-row .input{flex:1;min-width:220px}

/* Inputs */
.input,.select,textarea{width:100%;background:var(--input);color:var(--text);border:1px solid var(--line-strong);border-radius:11px;padding:11px 12px;outline:none;transition:border-color .15s,box-shadow .15s}.input::placeholder,textarea::placeholder{color:color-mix(in srgb,var(--muted) 70%,transparent)}.input:focus,.select:focus,textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px color-mix(in srgb,var(--accent) 14%,transparent)}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.form-grid label,.auth-form label,.account-form label{font-size:12px;color:var(--muted);font-weight:650}.form-grid label .input,.form-grid label .select,.form-grid label textarea{margin-top:7px}.helper{font-size:12px;line-height:1.55;margin-bottom:0}.generator-grid{align-items:start}

/* Tables/content */
.table-wrap{overflow:auto}table{width:100%;border-collapse:collapse;min-width:860px}th,td{padding:13px 10px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top}th{font-size:11px;text-transform:uppercase;letter-spacing:.08em;color:var(--muted)}td{font-size:14px}.pill{display:inline-flex;padding:5px 8px;border-radius:999px;background:var(--panel-soft);border:1px solid var(--line);font-size:12px;text-transform:capitalize}.pill.ready{background:color-mix(in srgb,var(--good) 12%,var(--panel));color:var(--good);border-color:color-mix(in srgb,var(--good) 30%,var(--line))}.pill.posted{background:color-mix(in srgb,#3b82f6 11%,var(--panel));color:#60a5fa;border-color:color-mix(in srgb,#3b82f6 28%,var(--line))}.pill.rejected{background:color-mix(in srgb,var(--bad) 10%,var(--panel));color:var(--bad);border-color:color-mix(in srgb,var(--bad) 28%,var(--line))}.score{display:inline-block;margin-right:5px;color:var(--text)}.link-btn{background:none;border:0;color:var(--accent);cursor:pointer;padding:0}.output-block{border:1px solid var(--line);background:var(--panel-soft);border-radius:13px;padding:13px;margin-bottom:10px}.output-block .row{display:flex;justify-content:space-between;gap:10px}.output-block h3{font-size:13px;margin:0 0 8px}.output-block p{margin:0;color:var(--text);line-height:1.55}.copy-btn{font-size:11px;background:var(--panel);border:1px solid var(--line);color:var(--text);border-radius:8px;padding:5px 8px;cursor:pointer}.score-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.score-box{background:var(--panel-soft);border:1px solid var(--line);border-radius:12px;padding:12px;text-align:center}.score-box strong{font-size:24px;display:block}.cards-list{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:10px}.idea-card{border:1px solid var(--line);background:var(--panel-soft);border-radius:13px;padding:13px}.idea-card h3{font-size:14px;margin:0 0 6px}.idea-card p{font-size:12px;color:var(--muted);line-height:1.5}.idea-card .btn{width:100%;margin-top:8px}.empty-state{border:1px dashed var(--line-strong);border-radius:13px;padding:28px;color:var(--muted);text-align:center}.hidden{display:none!important}.performance-form{padding-top:4px;margin-top:10px;border-top:1px solid var(--line)}.settings-panel{max-width:900px}.notice{margin-top:18px;border:1px solid var(--line);background:var(--panel-soft);color:var(--muted);border-radius:12px;padding:13px;line-height:1.5}.error-notice,.auth-error{border:1px solid color-mix(in srgb,var(--bad) 38%,var(--line));background:color-mix(in srgb,var(--bad) 10%,var(--panel));color:var(--bad);border-radius:12px;padding:12px 13px}.success-notice{border-color:color-mix(in srgb,var(--good) 38%,var(--line));background:color-mix(in srgb,var(--good) 10%,var(--panel));color:var(--good)}.file-btn{position:relative;overflow:hidden}.file-btn input{position:absolute;inset:0;opacity:0;cursor:pointer}.icon-btn{border:0;background:transparent;color:var(--text);font-size:25px;cursor:pointer}.end{justify-content:flex-end}dialog{border:0;padding:0;background:transparent;color:var(--text);width:min(760px,92vw)}dialog::backdrop{background:rgba(0,0,0,.58);backdrop-filter:blur(4px)}.dialog-card{background:var(--panel);border:1px solid var(--line);border-radius:18px;padding:18px;box-shadow:var(--shadow-lg)}.toast{position:fixed;right:20px;bottom:20px;background:var(--text);color:var(--bg-elev);padding:11px 14px;border-radius:11px;opacity:0;transform:translateY(8px);pointer-events:none;transition:.2s;box-shadow:var(--shadow-lg);z-index:50}.toast.show{opacity:1;transform:translateY(0)}

/* Login / account */
.login-page,.auth-page{min-height:100vh;display:grid;place-items:center;padding:24px}.login-shell{width:100%;max-width:1050px;display:grid;grid-template-columns:minmax(0,1.05fr) minmax(420px,.95fr);background:var(--panel);border:1px solid var(--line);border-radius:28px;overflow:hidden;box-shadow:var(--shadow-lg);min-height:620px}.login-visual{position:relative;padding:48px;display:flex;flex-direction:column;justify-content:space-between;background:
linear-gradient(145deg,color-mix(in srgb,var(--accent) 92%,#351c78),color-mix(in srgb,var(--accent-2) 65%,#311264));color:#fff;overflow:hidden}.login-visual::before,.login-visual::after{content:"";position:absolute;border-radius:50%;filter:blur(1px);background:rgba(255,255,255,.09)}.login-visual::before{width:330px;height:330px;right:-120px;top:-90px}.login-visual::after{width:240px;height:240px;left:-90px;bottom:-70px}.login-visual>*{position:relative;z-index:1}.login-visual .brand span{color:rgba(255,255,255,.72)}.login-kicker{font-size:12px;letter-spacing:.16em;text-transform:uppercase;font-weight:800;color:rgba(255,255,255,.7)}.login-copy h2{font-size:44px;line-height:1.03;letter-spacing:-.05em;margin:10px 0 16px;max-width:520px}.login-copy p{font-size:16px;line-height:1.65;color:rgba(255,255,255,.78);max-width:520px}.login-stat-row{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.login-stat{padding:14px;border:1px solid rgba(255,255,255,.16);background:rgba(255,255,255,.08);backdrop-filter:blur(10px);border-radius:14px}.login-stat strong{display:block;font-size:18px}.login-stat span{display:block;font-size:11px;color:rgba(255,255,255,.68);margin-top:3px}.login-card{padding:48px;display:flex;flex-direction:column;justify-content:center;position:relative;background:var(--panel)}.login-card h1,.auth-card h1{margin:4px 0 8px;font-size:34px;letter-spacing:-.04em}.login-card>.muted{margin:0 0 25px}.login-theme{position:absolute;right:24px;top:24px}.auth-form{display:grid;gap:14px}.auth-form label{display:grid;gap:7px}.password-wrap{position:relative}.password-wrap .input{padding-right:70px}.password-peek{position:absolute;right:8px;top:50%;transform:translateY(-50%);border:0;background:transparent;color:var(--muted);cursor:pointer;font-size:12px;font-weight:750;padding:6px 8px;border-radius:8px}.password-peek:hover{background:var(--panel-soft);color:var(--text)}.auth-submit{width:100%;margin-top:3px}.auth-foot{font-size:12px;color:var(--muted);margin:18px 0 0;text-align:center}.auth-card{width:min(540px,100%);background:var(--panel);border:1px solid var(--line);border-radius:24px;padding:32px;box-shadow:var(--shadow-lg)}.auth-brand{margin-bottom:28px}.account-card h1{margin:4px 0 8px}.account-form{margin-top:22px}.account-form label{display:grid;gap:8px}.account-theme-row{display:flex;justify-content:flex-end;margin-bottom:16px}

@media(max-width:1100px){.metric-grid{grid-template-columns:repeat(3,1fr)}.cards-list{grid-template-columns:repeat(2,1fr)}.login-shell{max-width:900px}}
@media(max-width:850px){.login-shell{grid-template-columns:1fr;max-width:560px}.login-visual{display:none}.login-card{padding:38px}.login-page{padding:18px}}
@media(max-width:780px){.app-shell{grid-template-columns:1fr}.sidebar{position:static;height:auto;border-right:0;border-bottom:1px solid var(--line)}.nav{grid-template-columns:repeat(2,1fr)}.main{padding:20px 14px 50px}.topbar{align-items:flex-start;flex-direction:column}.metric-grid,.metric-grid.compact,.grid.two,.form-grid{grid-template-columns:1fr}.cards-list{grid-template-columns:1fr}.hero-panel{align-items:flex-start;flex-direction:column}.top-actions{width:100%}.top-actions .btn{flex:1}.user-chip{width:100%;justify-content:center}.sidebar-foot{display:none}}
@media(max-width:520px){.login-card{padding:28px 22px}.login-card h1{font-size:30px}.theme-toggle .theme-label{display:none}.auth-card{padding:24px 20px}.top-actions .btn{width:100%;flex:none}.nav{grid-template-columns:1fr 1fr}}

/* Social Studio brand icon */
.brand-mark.brand-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0;
}
.brand-mark.brand-icon svg {
  width: 24px;
  height: 24px;
  fill: currentColor;
  color: #fff;
}
.full-span{grid-column:1/-1}.platform-hero{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:16px;background:linear-gradient(135deg,color-mix(in srgb,var(--accent) 9%,var(--panel)),var(--panel))}.platform-hero h2{font-size:26px}.platform-hero p{max-width:720px;line-height:1.55}.profile-card{display:flex;align-items:center;gap:13px;padding:14px;border:1px solid var(--line);background:var(--panel-soft);border-radius:14px}.profile-card img{width:54px;height:54px;border-radius:50%;object-fit:cover}.profile-card strong,.profile-card span{display:block}.profile-card span{color:var(--muted);font-size:13px;margin-top:3px}@media(max-width:780px){.platform-hero{align-items:flex-start;flex-direction:column}.full-span{grid-column:auto}}