body{background:#eef3f8}.app{min-height:100vh;display:grid;grid-template-columns:246px 1fr}.sidebar{background:linear-gradient(180deg,#273848,#30485c);color:#fff}.brand{min-height:92px;padding:18px 22px 20px 28px;display:flex;align-items:center;background:linear-gradient(135deg,#123d70,#0c2a55 66%,#1a5582);border-radius:0 0 60px 0}.nav{padding-top:22px}.nav a{display:block;padding:16px 34px;color:#fffffff0;font-size:1.06rem;font-weight:800;border-bottom:1px solid #ffffff10}.nav a.active{background:linear-gradient(90deg,#30bbb2,#29a6a4)}.content{min-width:0}.top{min-height:92px;padding:16px 28px;display:flex;justify-content:space-between;align-items:center;background:#fff;border-bottom:1px solid var(--line-strong)}.top h1{margin:4px 0 0;font-size:2rem;letter-spacing:-.04em}.main{padding:24px;max-width:1500px;margin:auto}.grid{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(340px,.75fr);gap:18px}.card{background:#fff;border:1px solid var(--line-strong);border-radius:16px;box-shadow:0 10px 24px #12395a0f;overflow:hidden}.card-head{padding:20px 22px;border-bottom:1px solid var(--line)}.card-head h2,.card-head h3{margin:5px 0 0}.body{padding:22px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.full{grid-column:1/-1}label.caption{display:block;margin:0 0 7px;font-weight:800;color:#294866}.control{width:100%;min-height:48px;padding:12px 14px;border:1px solid var(--line-strong);border-radius:10px;background:#fff;color:var(--text-main);outline:none}.control:focus{border-color:#29aaa7;box-shadow:0 0 0 3px #29aaa720}textarea.control{min-height:160px;resize:vertical}.drop{padding:22px;border:2px dashed #bfd0df;border-radius:12px;background:#f8fbfd;text-align:center}.hint{font-size:.88rem;color:var(--text-soft);line-height:1.45}.notice{margin-top:16px;padding:13px 15px;border-radius:10px;background:#edf7ff;color:#315b7d}.progress{height:10px;border-radius:999px;background:#e7eef4;overflow:hidden;margin:12px 0}.progress span{display:block;height:100%;width:0;background:linear-gradient(90deg,#10b39d,#27c158);transition:width .25s}.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:18px}.metric{padding:18px;background:#fff;border:1px solid var(--line-strong);border-radius:14px}.metric .value{font-size:1.9rem;font-weight:900;margin-top:8px}.metric small{color:var(--text-soft);font-weight:800}.table-wrap{overflow:auto}.data-table{width:100%;border-collapse:collapse}.data-table th,.data-table td{padding:14px 16px;border-bottom:1px solid var(--line);text-align:left;white-space:nowrap}.data-table th{font-size:.8rem;text-transform:uppercase;letter-spacing:.06em;color:#647f95}.badge{display:inline-flex;padding:5px 10px;border-radius:999px;font-size:.78rem;font-weight:900}.sent{background:#e5f5ff;color:#1872a5}.delivered{background:#dcf7ef;color:#087a67}.read{background:#dff7e5;color:#16813a}.failed{background:#ffe7e7;color:#b52d2d}.pending{background:#fff1d5;color:#936300}.bars{height:210px;display:flex;gap:12px;align-items:flex-end;padding-top:20px}.bar-col{flex:1;text-align:center;color:#7890a3;font-size:.75rem}.bar{min-height:3px;border-radius:7px 7px 2px 2px;background:linear-gradient(180deg,#31c2b6,#168f9d);margin-bottom:8px}.legend{display:flex;gap:18px;flex-wrap:wrap}.legend span{font-size:.88rem;color:var(--text-body)}.logout{min-height:44px;padding:0 17px;border:1px solid var(--line-strong);border-radius:9px;background:#fff;font-weight:800}.stack{display:grid;gap:18px}@media(max-width:1050px){.grid{grid-template-columns:1fr}.metrics{grid-template-columns:repeat(2,1fr)}}@media(max-width:760px){.app{grid-template-columns:1fr}.sidebar{display:none}.main{padding:15px}.top{padding:14px 16px}.form-grid{grid-template-columns:1fr}.full{grid-column:auto}.metrics{grid-template-columns:1fr 1fr}}