:root{--navy:#07182c;--navy2:#0d2743;--blue:#189ee9;--green:#9bd54a;--text:#182235;--muted:#6b7688;--line:#e4e9ef;--bg:#f4f7fb;--danger:#c64242;--radius:16px;--shadow:0 12px 34px rgba(7,24,44,.08)}*{box-sizing:border-box}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;background:var(--bg);color:var(--text)}button,input,select,textarea{font:inherit}button{cursor:pointer}a{text-decoration:none;color:inherit}.app-shell{display:flex;min-height:100vh}.sidebar{width:260px;background:linear-gradient(180deg,#061628,#0b2440);color:#fff;position:fixed;inset:0 auto 0 0;padding:22px 16px;display:flex;flex-direction:column;z-index:50}.brand{display:flex;align-items:center;gap:12px;padding:4px 7px 24px}.brand img{width:74px;height:46px;object-fit:contain;background:#fff;border-radius:8px}.brand strong{display:block;font-size:16px}.brand small{display:block;color:#a9bed2;margin-top:2px}.sidebar nav{display:grid;gap:7px}.nav-btn{border:0;background:transparent;color:#c7d5e4;padding:12px 13px;border-radius:12px;display:flex;gap:12px;align-items:center;text-align:left}.nav-btn:hover{background:#12385d;color:#fff}.sidebar-foot{margin-top:auto;border-top:1px solid rgba(255,255,255,.1);padding:16px 10px 0;display:flex;justify-content:space-between;align-items:center}.sidebar-foot a{color:#fff}.sidebar-foot small{color:#89a2b8}.main-wrap{margin-left:260px;width:calc(100% - 260px)}.topbar{height:76px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;padding:0 28px;gap:14px;position:sticky;top:0;z-index:30}.topbar>div{flex:1}.topbar strong{display:block;font-size:18px}.topbar small{display:block;color:var(--muted);margin-top:2px}.topbar #menuBtn{display:none}.icon-btn{border:0;background:#eef3f8;border-radius:10px;min-width:38px;height:38px;font-size:20px}.content{padding:28px;max-width:1500px;margin:auto}.hero-card{background:linear-gradient(120deg,#07182c 0%,#0a2f55 65%,#0e456d 100%);color:white;border-radius:22px;padding:34px;display:flex;justify-content:space-between;align-items:center;gap:30px;box-shadow:var(--shadow);position:relative;overflow:hidden}.hero-card:after{content:"";position:absolute;width:220px;height:220px;border-radius:50%;background:rgba(155,213,74,.13);right:-50px;top:-80px}.hero-card h1{font-size:34px;margin:8px 0 6px}.hero-card p{color:#c7d8e8;max-width:700px}.eyebrow{font-size:12px;letter-spacing:.2em;color:#6ed0ff}.btn{display:inline-flex;justify-content:center;align-items:center;border:1px solid var(--line);border-radius:11px;padding:10px 15px;background:#fff;color:var(--text);font-weight:650}.btn.primary{background:linear-gradient(135deg,#0d8fe3,#1aa9f5);border-color:#0d8fe3;color:#fff;box-shadow:0 7px 18px rgba(16,145,226,.2)}.btn.ghost{background:#fff}.btn.danger{background:#fff1f1;color:#a22;border-color:#ffd6d6}.btn.large{padding:13px 20px;font-size:16px;position:relative;z-index:2}.btn.small{padding:7px 11px;font-size:13px}.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin:20px 0}.stat,.panel{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}.stat{padding:20px}.stat span{color:var(--muted);font-size:13px}.stat strong{display:block;font-size:30px;margin-top:7px}.panel{padding:22px;margin-bottom:20px}.panel.narrow{max-width:760px}.panel-head{display:flex;justify-content:space-between;gap:16px;align-items:flex-start;margin-bottom:18px}.panel-head h2{margin:0;font-size:22px}.panel-head p{margin:5px 0 0;color:var(--muted)}.actions{display:flex;gap:8px;flex-wrap:wrap;align-items:center}.form-actions{margin-top:18px}.form-grid{display:grid;gap:14px}.form-grid.cols-3{grid-template-columns:repeat(3,1fr)}.form-grid.cols-2{grid-template-columns:repeat(2,1fr)}.span-2{grid-column:span 2}.stack{display:grid;gap:13px}label{display:grid;gap:6px;color:#435166;font-size:13px;font-weight:650}input,select,textarea{width:100%;border:1px solid #d5dde6;border-radius:10px;background:white;padding:10px 11px;color:var(--text);outline:none}input:focus,select:focus,textarea:focus{border-color:#169be9;box-shadow:0 0 0 3px rgba(22,155,233,.12)}small,.muted{color:var(--muted)}code{background:#eef3f8;padding:4px 7px;border-radius:7px;color:#23435f}.chips{display:flex;gap:7px;flex-wrap:wrap;margin-top:8px}.chip{border:1px solid #d9e4ef;background:#f5f9fc;border-radius:999px;padding:6px 9px;font-size:12px;color:#23435f}.table-scroll{overflow:auto}table{width:100%;border-collapse:collapse;min-width:760px}th,td{text-align:left;padding:11px 10px;border-bottom:1px solid var(--line);vertical-align:middle}th{font-size:12px;text-transform:uppercase;letter-spacing:.04em;color:#64748b;background:#f8fafc}td{font-size:14px}.error-cell{max-width:320px;font-size:12px;color:#9b3434}.badge{display:inline-flex;align-items:center;padding:5px 9px;border-radius:999px;background:#eef3f8;font-size:12px;font-weight:700}.badge.sent,.badge.completed{background:#dcfce7;color:#166534}.badge.scheduled,.badge.queued{background:#dbeafe;color:#1d4ed8}.badge.failed{background:#fee2e2;color:#991b1b}.badge.paused{background:#fef3c7;color:#92400e}.badge.suppressed{background:#f3f4f6;color:#4b5563}.section-title{display:flex;align-items:center;justify-content:space-between;margin:26px 0 10px;padding-top:20px;border-top:1px solid var(--line)}.section-title h3{margin:0}.editor-toolbar{display:flex;gap:7px;padding:8px;border:1px solid var(--line);border-bottom:0;border-radius:12px 12px 0 0;background:#f8fafc}.editor-toolbar button{border:1px solid #dbe3eb;background:#fff;border-radius:8px;padding:7px 10px}.rich-editor{min-height:280px;border:1px solid #d5dde6;border-radius:0 0 12px 12px;background:#fff;padding:18px;outline:none;line-height:1.65}.rich-editor:focus{border-color:#169be9;box-shadow:0 0 0 3px rgba(22,155,233,.12)}.split-panel{display:grid;grid-template-columns:1.5fr .7fr;gap:26px}.preview-mail{border:1px solid var(--line);border-radius:12px;overflow:hidden}.preview-subject{padding:12px 14px;background:#f8fafc;border-bottom:1px solid var(--line)}#previewFrame{width:100%;height:430px;border:0;background:#fff}.schedule-summary{background:#f8fafc;border-radius:12px;padding:14px 16px;margin-bottom:14px}.schedule-summary p{margin:7px 0}.alert{padding:11px 13px;border-radius:10px;margin:0 0 14px}.alert.error{background:#fee2e2;color:#991b1b}.alert.success{background:#dcfce7;color:#166534}.auth-body{min-height:100vh;display:grid;place-items:center;background:linear-gradient(140deg,#061628,#0e3c65);padding:20px}.auth-card{width:min(460px,100%);background:#fff;border-radius:20px;padding:28px;box-shadow:0 35px 90px rgba(0,0,0,.25)}.auth-card h1{margin:12px 0 6px}.auth-card p{color:var(--muted)}.auth-logo{width:230px;max-width:100%;height:auto}.code-box{white-space:pre-wrap;background:#07182c;color:#d7e4ef;padding:14px;border-radius:12px;overflow:auto}
@media(max-width:1000px){.form-grid.cols-3{grid-template-columns:repeat(2,1fr)}.stats-grid{grid-template-columns:repeat(2,1fr)}.split-panel{grid-template-columns:1fr}}
@media(max-width:760px){.sidebar{transform:translateX(-105%);transition:.25s;width:280px}.sidebar.open{transform:none}.main-wrap{margin-left:0;width:100%}.topbar{padding:0 14px;height:68px}.topbar #menuBtn{display:block}.content{padding:14px}.hero-card{padding:24px;display:block}.hero-card h1{font-size:28px}.stats-grid{grid-template-columns:1fr 1fr;gap:10px}.panel{padding:15px}.form-grid.cols-3,.form-grid.cols-2{grid-template-columns:1fr}.span-2{grid-column:span 1}.panel-head{flex-direction:column}.actions{width:100%}.actions .btn{flex:1}.topbar small{max-width:180px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}}