:root{--bg:#f5f7fb;--card:#fff;--text:#172033;--muted:#667085;--line:#e6eaf2;--primary:#174ea6;--primary2:#0b63ce;--good:#12b76a;--warn:#f79009;--bad:#f04438;--dark:#101828}*{box-sizing:border-box}body{margin:0;background:var(--bg);font-family:Inter,Arial,sans-serif;color:var(--text)}a{color:inherit;text-decoration:none}.app{display:flex;min-height:100vh}.sidebar{width:270px;background:var(--dark);color:white;padding:22px;display:flex;flex-direction:column}.brand{display:flex;gap:12px;align-items:center;margin-bottom:28px}.logo{width:46px;height:46px;border-radius:14px;background:linear-gradient(135deg,#2e90fa,#7a5af8);display:grid;place-items:center;font-weight:800}.brand span{display:block;color:#98a2b3;font-size:12px;margin-top:4px}nav{display:grid;gap:8px}nav a{padding:12px 14px;border-radius:12px;color:#d0d5dd}nav a:hover{background:#1d2939;color:white}.side-footer{margin-top:auto;color:#98a2b3;font-size:13px}.side-footer a{color:white}.main{flex:1;padding:26px;overflow:auto}.top{display:flex;justify-content:space-between;align-items:center;margin-bottom:22px}.top h1{margin:0;font-size:28px}.grid{display:grid;gap:18px}.grid.cards{grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}.card{background:var(--card);border:1px solid var(--line);border-radius:20px;padding:20px;box-shadow:0 10px 25px rgba(16,24,40,.04)}.stat{font-size:34px;font-weight:800}.muted{color:var(--muted)}.btn,button{border:0;border-radius:12px;padding:11px 15px;background:#eef2f7;color:#172033;font-weight:700;cursor:pointer;display:inline-flex;align-items:center;gap:8px}.btn.primary,button.primary{background:linear-gradient(135deg,var(--primary),var(--primary2));color:white}.btn.danger{background:#fee4e2;color:#b42318}.form{display:grid;gap:14px}.row{display:grid;grid-template-columns:1fr 1fr;gap:14px}label{font-weight:700;font-size:13px}input,select,textarea{width:100%;border:1px solid var(--line);border-radius:12px;padding:12px;background:white;font:inherit}textarea{min-height:120px}.table{width:100%;border-collapse:collapse}.table th,.table td{padding:13px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}.badge{display:inline-flex;border-radius:999px;padding:5px 10px;font-size:12px;font-weight:800}.badge.scheduled{background:#e0f2fe;color:#075985}.badge.published{background:#dcfae6;color:#067647}.badge.failed{background:#fee4e2;color:#b42318}.badge.draft{background:#f2f4f7;color:#344054}.badge.platform{background:#eef4ff;color:#3538cd}.alert{padding:12px 14px;border-radius:14px;margin-bottom:14px;font-weight:700}.alert-success{background:#dcfae6;color:#067647}.alert-error{background:#fee4e2;color:#b42318}.login-wrap{min-height:100vh;display:grid;place-items:center;padding:20px}.login-card{width:min(440px,100%)}.actions{display:flex;gap:8px;flex-wrap:wrap}.preview-img{max-width:120px;border-radius:12px}.calendar-list{display:grid;gap:10px}.calendar-item{padding:14px;border:1px solid var(--line);border-radius:14px;background:white}@media(max-width:800px){.app{display:block}.sidebar{width:100%;border-radius:0}.main{padding:16px}.row{grid-template-columns:1fr}.top{align-items:flex-start;gap:12px;flex-direction:column}.table{font-size:13px}}