:root{
  --bg:#f6f7fb; --panel:#ffffff; --ink:#151827; --muted:#6b7085; --line:#e4e6ef;
  --accent:#4f46e5; --accent-ink:#fff; --accent-soft:#eef0ff;
  --ok:#16a34a; --warn:#d97706; --err:#dc2626; --draft:#94a3b8; --pub:#0891b2;
  --fb:#1d4ed8; --ig:#c026d3; --tt:#111827;
  --radius:12px; --shadow:0 8px 30px rgba(20,24,40,.08);
}
*{box-sizing:border-box}
html,body{margin:0;height:100%}
body{font:14px/1.45 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;background:var(--bg);color:var(--ink)}
button{font:inherit;cursor:pointer}
input,select,textarea{font:inherit;color:inherit}
.btn{border:1px solid var(--line);background:var(--panel);padding:8px 14px;border-radius:9px;display:inline-flex;gap:6px;align-items:center}
.btn:hover{border-color:#c9ccda}
.btn.primary{background:var(--accent);border-color:var(--accent);color:var(--accent-ink);font-weight:600}
.btn.primary:hover{filter:brightness(1.08)}
.btn.danger{color:var(--err)}
.btn.small{padding:5px 10px;font-size:13px}
.btn:disabled{opacity:.5;cursor:default}

/* Layout */
.app{display:grid;grid-template-columns:250px 1fr;height:100vh}
aside{background:var(--panel);border-right:1px solid var(--line);padding:18px 14px;display:flex;flex-direction:column;gap:18px;overflow:auto}
.brand{font-weight:800;font-size:17px;letter-spacing:-.02em;display:flex;align-items:center;gap:8px}
.brand i{width:26px;height:26px;border-radius:8px;background:var(--accent);display:inline-block;position:relative}
.brand i::after{content:"";position:absolute;inset:7px 6px 6px;border:2px solid #fff;border-top-width:4px;border-radius:3px}
.side-h{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);display:flex;justify-content:space-between;align-items:center}
.side-h button{border:0;background:none;color:var(--accent);font-weight:700;font-size:12px}
.clients{display:flex;flex-direction:column;gap:2px}
.client-row{display:flex;align-items:center;gap:9px;padding:7px 8px;border-radius:8px;cursor:pointer;border:1px solid transparent}
.client-row:hover{background:var(--bg)}
.client-row.active{background:var(--accent-soft);border-color:#dcdfff}
.dot{width:10px;height:10px;border-radius:50%;flex:none}
.client-row .nm{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.client-row .nets{display:flex;gap:3px}
.net{font-size:10px;font-weight:800;width:18px;height:18px;border-radius:5px;display:inline-grid;place-items:center;color:#fff}
.net.facebook{background:var(--fb)} .net.instagram{background:var(--ig)} .net.tiktok{background:var(--tt)}
.net.off{background:#d6d8e2}
.legend{display:flex;flex-direction:column;gap:6px;font-size:12.5px;color:var(--muted)}
.legend span{display:flex;align-items:center;gap:8px}
.side-foot{margin-top:auto;display:flex;flex-direction:column;gap:8px}

main{display:flex;flex-direction:column;min-width:0}
.topbar{display:flex;align-items:center;gap:10px;padding:14px 22px;border-bottom:1px solid var(--line);background:var(--panel)}
.topbar h1{font-size:18px;margin:0;flex:1;letter-spacing:-.01em}
.stats{display:flex;gap:8px}
.stat{font-size:12px;padding:5px 10px;border-radius:20px;background:var(--bg);color:var(--muted)}
.stat b{color:var(--ink)}
.cal-wrap{flex:1;padding:16px 22px;overflow:auto}
#calendar{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:12px;min-height:640px}
.menu-btn{display:none}

/* FullCalendar overrides */
.fc{--fc-border-color:var(--line);--fc-today-bg-color:#f3f4ff;--fc-button-bg-color:#fff;--fc-button-border-color:var(--line);--fc-button-text-color:var(--ink);--fc-button-hover-bg-color:var(--bg);--fc-button-hover-border-color:#c9ccda;--fc-button-active-bg-color:var(--accent-soft);--fc-button-active-border-color:#c7cbff;--fc-event-bg-color:transparent;--fc-event-border-color:transparent}
.fc .fc-toolbar-title{font-size:17px;font-weight:700}
.fc .fc-toolbar-title::first-letter{text-transform:uppercase}
.fc .fc-button{font-size:13px;padding:5px 11px;border-radius:8px!important;box-shadow:none!important;text-transform:capitalize}
.fc .fc-button-primary:not(:disabled).fc-button-active{color:var(--accent)}
.fc .fc-col-header-cell-cushion{font-size:12px;text-transform:uppercase;color:var(--muted);font-weight:700;padding:8px 4px}
.fc .fc-daygrid-day-number{font-size:12.5px;color:var(--muted)}
.fc .fc-daygrid-day:hover{background:#fafbff}
.fc-event{cursor:pointer}
.ev{display:grid;grid-template-columns:auto 1fr auto;grid-template-areas:"st t nets" "th cap cap";gap:3px 6px;align-items:center;width:100%;padding:4px 6px;border-radius:7px;background:var(--panel);border:1px solid var(--line);border-left:4px solid var(--c);overflow:hidden;color:var(--ink);font-size:12px}
.ev .st{grid-area:st;width:8px;height:8px;border-radius:50%}
.ev .t{grid-area:t;font-weight:700;color:var(--muted)}
.ev .nets{grid-area:nets;display:flex;gap:2px}
.ev .thumb{grid-area:th;width:18px;height:18px;border-radius:4px;object-fit:cover;background:#eee;margin-left:-5px}
.ev .cap{grid-area:cap;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;min-width:0}
.ev:not(:has(.thumb)) .cap{grid-column:1/-1}
.ev .net{width:14px;height:14px;font-size:8px;border-radius:4px}
.st-scheduled{background:var(--accent)} .st-publishing{background:var(--pub)} .st-published{background:var(--ok)}
.st-partial{background:var(--warn)} .st-error{background:var(--err)} .st-draft{background:var(--draft)}

/* Modal */
.backdrop{position:fixed;inset:0;background:rgba(15,18,30,.45);display:none;align-items:center;justify-content:center;padding:20px;z-index:50}
.backdrop.open{display:flex}
.modal{background:var(--panel);border-radius:16px;box-shadow:var(--shadow);width:min(1040px,100%);max-height:calc(100vh - 40px);display:flex;flex-direction:column;overflow:hidden}
.modal.sm{width:min(560px,100%)}
.modal-h{display:flex;align-items:center;gap:10px;padding:16px 20px;border-bottom:1px solid var(--line)}
.modal-h h2{margin:0;font-size:16px;flex:1}
.x{border:0;background:none;font-size:22px;line-height:1;color:var(--muted)}
.modal-b{padding:18px 20px;overflow:auto;display:grid;grid-template-columns:1fr 340px;gap:22px}
.modal.sm .modal-b{display:block}
.modal-f{display:flex;gap:8px;align-items:center;padding:14px 20px;border-top:1px solid var(--line)}
.modal-f .sp{flex:1}
.field{display:flex;flex-direction:column;gap:6px;margin-bottom:14px}
.field label,.lbl{font-size:12px;font-weight:700;color:var(--muted)}
.field input,.field select,.field textarea{border:1px solid var(--line);border-radius:9px;padding:9px 11px;background:#fff;width:100%}
.field textarea{min-height:140px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{outline:2px solid #c7cbff;border-color:var(--accent)}
.row{display:flex;gap:12px}
.row>*{flex:1}
.count{font-size:11.5px;color:var(--muted);text-align:right}
.count.over{color:var(--err);font-weight:700}
.chips{display:flex;gap:8px;flex-wrap:wrap}
.chip{display:flex;align-items:center;gap:8px;border:1.5px solid var(--line);border-radius:10px;padding:8px 12px;cursor:pointer;user-select:none;background:#fff}
.chip input{display:none}
.chip.on{border-color:var(--accent);background:var(--accent-soft)}
.chip.disabled{opacity:.45;cursor:not-allowed}
.drop{border:2px dashed #cfd3e3;border-radius:12px;padding:18px;text-align:center;color:var(--muted);cursor:pointer;background:#fbfcff}
.drop.over{border-color:var(--accent);background:var(--accent-soft)}
.thumbs{display:flex;gap:8px;flex-wrap:wrap;margin-top:10px}
.th{position:relative;width:76px;height:76px;border-radius:9px;overflow:hidden;background:#eee;border:1px solid var(--line)}
.th img,.th video{width:100%;height:100%;object-fit:cover}
.th button{position:absolute;top:3px;right:3px;width:20px;height:20px;border-radius:50%;border:0;background:rgba(0,0,0,.6);color:#fff;font-size:12px;line-height:20px;padding:0}
.th .idx{position:absolute;left:4px;bottom:3px;font-size:10px;color:#fff;background:rgba(0,0,0,.55);padding:0 5px;border-radius:5px}
.opts{border:1px solid var(--line);border-radius:12px;padding:12px;margin-bottom:14px;display:none}
.opts.show{display:block}
.opts h4{margin:0 0 8px;font-size:12.5px;display:flex;align-items:center;gap:6px}
.seg{display:inline-flex;border:1px solid var(--line);border-radius:9px;overflow:hidden}
.seg label{padding:6px 12px;cursor:pointer;font-size:13px;border-right:1px solid var(--line)}
.seg label:last-child{border-right:0}
.seg input{display:none}
.seg label.on{background:var(--accent-soft);color:var(--accent);font-weight:700}
.err{background:#fef2f2;color:var(--err);border:1px solid #fecaca;padding:9px 12px;border-radius:9px;font-size:13px;display:none;margin-bottom:12px}
.err.show{display:block}
.results{display:flex;flex-direction:column;gap:6px;margin-bottom:14px}
.res{display:flex;gap:8px;align-items:flex-start;font-size:12.5px;padding:8px 10px;border-radius:9px;background:var(--bg)}
.res .msg{flex:1;word-break:break-word}

/* Preview */
.preview{position:sticky;top:0}
.ptabs{display:flex;gap:6px;margin-bottom:10px}
.ptabs button{border:1px solid var(--line);background:#fff;border-radius:8px;padding:5px 10px;font-size:12px}
.ptabs button.on{border-color:var(--accent);color:var(--accent);background:var(--accent-soft);font-weight:700}
.phone{border:1px solid var(--line);border-radius:18px;overflow:hidden;background:#fff}
.phone .ph{display:flex;align-items:center;gap:8px;padding:10px 12px;font-weight:700;font-size:13px}
.phone .av{width:30px;height:30px;border-radius:50%;background:var(--c,#999)}
.phone .media{aspect-ratio:1/1;background:#f1f2f6;display:grid;place-items:center;color:var(--muted);overflow:hidden;position:relative}
.phone.vertical .media{aspect-ratio:9/16;max-height:440px}
.phone .media img,.phone .media video{width:100%;height:100%;object-fit:cover}
.phone .multi{position:absolute;top:8px;right:8px;background:rgba(0,0,0,.6);color:#fff;font-size:11px;padding:2px 7px;border-radius:10px}
.phone .cap{padding:10px 12px;font-size:13px;white-space:pre-wrap;word-break:break-word;max-height:150px;overflow:auto}
.phone.fb .cap{order:-1}
.phone.fb{display:flex;flex-direction:column}
.phone.fb .ph{order:-2}

/* Clients modal */
.cl-card{border:1px solid var(--line);border-radius:12px;padding:12px;margin-bottom:10px}
.cl-top{display:flex;gap:10px;align-items:center;margin-bottom:10px}
.cl-top input[type=text]{flex:1;border:1px solid var(--line);border-radius:8px;padding:7px 10px}
.cl-top input[type=color]{width:34px;height:34px;border:0;padding:0;background:none}
.conn{display:flex;align-items:center;gap:8px;padding:6px 0;font-size:13px;flex-wrap:wrap}
.conn .who{flex:1;color:var(--muted)}
.conn select{border:1px solid var(--line);border-radius:8px;padding:5px 8px;max-width:260px}
.note{font-size:12.5px;color:var(--muted);background:var(--bg);border-radius:10px;padding:10px 12px;margin-bottom:12px}

/* Toast */
.toast{position:fixed;bottom:20px;left:50%;transform:translateX(-50%);background:var(--ink);color:#fff;padding:10px 16px;border-radius:10px;font-size:13px;z-index:99;opacity:0;transition:.2s;pointer-events:none}
.toast.show{opacity:1}

/* Login */
.login{min-height:100vh;display:grid;place-items:center;padding:16px}
.login form{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:28px;width:min(360px,100%);box-shadow:var(--shadow)}
.login h1{font-size:20px;margin:0 0 18px}

@media (max-width:900px){
  .app{grid-template-columns:1fr}
  aside{position:fixed;inset:0 30% 0 0;z-index:40;transform:translateX(-100%);transition:.2s;box-shadow:var(--shadow)}
  aside.open{transform:none}
  .menu-btn{display:inline-flex}
  .stats{display:none}
  .topbar{padding:12px 16px}
  .cal-wrap{padding:12px 16px}
  .modal-b{grid-template-columns:1fr}
  .row{flex-direction:column;gap:0}
  .fc .fc-toolbar{flex-wrap:wrap;gap:8px}
}
a.btn{text-decoration:none;color:inherit}
@media (max-width:900px){.topbar h1{font-size:15px}.fc .fc-toolbar-title{font-size:15px}}