*{box-sizing:border-box}html{color-scheme:dark}body{margin:0;font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;background:radial-gradient(circle at 85% 0%,#173d61 0,transparent 32%),radial-gradient(circle at 0% 60%,#0b2740 0,transparent 30%),#07111d;color:#fff;min-height:100vh}button{font:inherit}.app{width:min(1180px,calc(100% - 32px));margin:auto;padding:42px 0 70px}.topbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:42px}.eyebrow{color:#6ebaff;font-size:12px;letter-spacing:3px;font-weight:700}h1{font-size:42px;margin:8px 0 5px;letter-spacing:-1px}.connection{font-size:12px;color:#718296}.connection.online{color:#59d69a}.connection.offline{color:#ff7474}.environment{text-align:right}.environment>div{font-size:32px;font-weight:700}.environment small{color:#8293a6}.section{margin-top:35px}h2{font-size:17px;margin:0 0 16px;color:#dbe7f3}.scene-grid,.device-grid,.security-grid{display:grid;gap:14px}.scene-grid{grid-template-columns:repeat(4,1fr)}.device-grid{grid-template-columns:repeat(2,1fr)}.security-grid{grid-template-columns:repeat(3,1fr)}.scene-card,.device-card,.security-card,.ac-card{background:rgba(255,255,255,.055);border:1px solid rgba(255,255,255,.075);backdrop-filter:blur(15px);border-radius:22px}.scene-card{min-height:108px;color:#aab9c8;cursor:pointer;display:flex;flex-direction:column;justify-content:center;align-items:center;gap:9px;transition:.2s ease}.scene-card span{font-size:25px}.scene-card:hover{transform:translateY(-2px);background:rgba(46,145,231,.12)}.scene-card.active{background:linear-gradient(145deg,rgba(31,135,224,.28),rgba(31,135,224,.12));color:#fff;border-color:rgba(77,174,255,.55);box-shadow:0 10px 40px rgba(0,92,170,.15)}.device-card{min-height:138px;padding:22px;color:#fff;cursor:pointer;text-align:left;display:flex;align-items:center;justify-content:space-between;transition:.2s ease}.device-card:hover{transform:translateY(-2px)}.device-card>span{color:#718296;font-weight:700;font-size:13px}.device-card.on{background:linear-gradient(145deg,rgba(32,137,229,.22),rgba(32,137,229,.08));border-color:rgba(71,171,255,.42)}.device-card.on>span{color:#69baff}.device-icon{font-size:28px;margin-bottom:14px}.ac-card{padding:27px}.card-header,.ac-content{display:flex;align-items:center;justify-content:space-between}.card-header small,.ac-content small,.security-card small{color:#718296}.card-header h3{margin:5px 0 0;font-size:19px}.power-button{border:0;border-radius:30px;padding:10px 21px;cursor:pointer;background:#152436;color:#8597aa;font-size:12px;font-weight:800;transition:.2s}.power-button.on{background:#2489df;color:#fff;box-shadow:0 5px 20px rgba(36,137,223,.3)}.ac-content{margin-top:38px}.big-value{font-size:52px;font-weight:700;margin-top:5px;letter-spacing:-2px}.temperature-control{text-align:center}.temp-selector{display:flex;align-items:center;gap:18px;margin-top:9px}.temp-selector>span{min-width:65px;font-size:35px;font-weight:700}.temp-selector button{width:43px;height:43px;border-radius:50%;border:1px solid rgba(255,255,255,.08);background:#142537;color:#fff;cursor:pointer;font-size:22px;transition:.2s}.temp-selector button:hover{background:#1e3b57}.security-card{padding:21px;display:flex;align-items:center;gap:15px}.security-card>span{font-size:27px}.security-card strong{display:block;margin-top:5px}footer{text-align:center;color:#4e6073;font-size:11px;margin-top:55px}@media(max-width:720px){.app{padding-top:25px}.topbar{margin-bottom:30px}h1{font-size:30px}.environment>div{font-size:25px}.scene-grid{grid-template-columns:repeat(2,1fr)}.device-grid,.security-grid{grid-template-columns:1fr}.ac-card{padding:22px}.ac-content{align-items:flex-end}.big-value{font-size:42px}.temp-selector{gap:10px}.temp-selector>span{font-size:29px}}