:root{--bg:#080a0f;--panel:#11141c;--panel2:#161a24;--line:#252a37;--text:#f7f8fb;--muted:#969eaf;--brand:#ff9d2e;--brand2:#ff6b1a;--blue:#6e7dff;--ok:#35d07f;--danger:#ff6174;--radius:22px;--shadow:0 24px 80px rgba(0,0,0,.35)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,"Noto Sans Thai",ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;line-height:1.55;overflow-x:hidden}
button,input,select{font:inherit}button,a{ -webkit-tap-highlight-color:transparent}a{color:inherit;text-decoration:none}.hidden{display:none!important}
.shell{width:min(1160px,calc(100% - 40px));margin-inline:auto}.ambient{position:fixed;border-radius:50%;filter:blur(90px);pointer-events:none;opacity:.18;z-index:-1}.ambient-a{width:430px;height:430px;background:#ff7a00;top:-180px;right:-100px}.ambient-b{width:500px;height:500px;background:#4b56ff;left:-280px;top:380px}
.site-header{height:76px;display:flex;align-items:center;justify-content:space-between;position:relative;z-index:10}.brand{display:flex;gap:10px;align-items:center;font-weight:900;letter-spacing:.08em}.brand-mark{display:grid;place-items:center;width:38px;height:38px;border-radius:12px;background:linear-gradient(145deg,var(--brand),var(--brand2));color:#171008;box-shadow:0 8px 25px #ff7a0038}.site-header nav{display:flex;gap:24px;align-items:center}.site-header nav>a{font-size:14px;color:var(--muted);transition:.2s}.site-header nav>a:hover{color:#fff}
.btn{border:0;border-radius:12px;padding:11px 17px;font-weight:800;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:8px;transition:transform .18s,background .18s,border .18s,opacity .18s}.btn:hover{transform:translateY(-1px)}.btn:disabled{opacity:.45;cursor:not-allowed;transform:none}.btn.primary{background:linear-gradient(135deg,var(--brand),var(--brand2));color:#171008;box-shadow:0 10px 30px #ff7a0028}.btn.soft{background:#202536;color:#fff;border:1px solid #343b50}.btn.ghost{background:transparent;color:#d7dbe5;border:1px solid #343845}.btn.wide{width:100%}
.glass{background:linear-gradient(145deg,rgba(21,25,35,.96),rgba(13,16,23,.9));border:1px solid rgba(255,255,255,.08);box-shadow:var(--shadow);backdrop-filter:blur(18px)}
.hero{min-height:620px;padding:76px 0 92px;display:grid;grid-template-columns:1.05fr .95fr;gap:72px;align-items:center}.eyebrow{font-size:11px;letter-spacing:.18em;color:#ffb765;font-weight:900}.hero h1{font-size:clamp(42px,6vw,72px);line-height:1.02;letter-spacing:-.045em;margin:18px 0 22px;max-width:760px}.hero h1 span{background:linear-gradient(110deg,#fff 10%,#aab2c8 85%);-webkit-background-clip:text;color:transparent}.hero-copy>p{font-size:18px;color:#aab1c0;max-width:650px;margin:0}.hero-actions{display:flex;gap:12px;margin-top:30px}.trust-row{display:flex;gap:16px;flex-wrap:wrap;margin-top:24px;color:#81899a;font-size:12px}
.hero-card{border-radius:28px;padding:24px;position:relative;overflow:hidden}.hero-card:before{content:"";position:absolute;width:180px;height:180px;background:#ff8a1f26;border-radius:50%;top:-90px;right:-55px;filter:blur(10px)}.hero-card-head,.mock-status,.card-row{display:flex;justify-content:space-between;align-items:center;gap:14px}.hero-card-head{font-size:12px;color:#8f97a8}.live-dot{font-size:10px;color:#51e39a;border:1px solid #35d07f44;background:#35d07f12;padding:5px 8px;border-radius:999px}.mock-status{margin:32px 0 12px}.mock-status strong{font-size:24px}.mock-status span{font-size:13px;color:#c0c6d2}.meter{height:8px;border-radius:999px;background:#242938;overflow:hidden}.meter i{display:block;height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--brand),#ffd166);box-shadow:0 0 16px #ff9d2e66}.meter.large{height:10px;margin-top:14px}.mock-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:20px 0}.mock-grid>div{padding:15px;background:#0c0f16;border:1px solid #252a36;border-radius:16px}.mock-grid b{display:block;font-size:20px}.mock-grid small{color:#7d8595}.mock-device{display:grid;grid-template-columns:auto 1fr auto;gap:12px;align-items:center;padding:13px 14px;border-radius:16px;background:#121722;border:1px solid #232a38}.mock-device b,.mock-device small{display:block}.mock-device small{color:#7f8799}.device-icon{display:grid;place-items:center;width:38px;height:38px;border-radius:12px;background:#6e7dff1d;color:#8e98ff}.ok{font-size:11px;color:var(--ok)}
.section{padding:82px 0}.section.compact{padding-top:42px}.section-title{max-width:700px;margin-bottom:34px}.section-title h2,.dash-head h2{font-size:clamp(30px,4vw,46px);letter-spacing:-.035em;margin:8px 0 10px}.section-title p,.dash-head p{color:var(--muted);margin:0}
.plan-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.plan-card{border:1px solid var(--line);background:linear-gradient(150deg,#121620,#0d1016);border-radius:22px;padding:24px;position:relative;min-height:310px;display:flex;flex-direction:column}.plan-card.featured{border-color:#ff9d2e66;box-shadow:0 20px 60px #ff7a0013}.plan-card .plan-top{display:flex;justify-content:space-between;align-items:flex-start}.plan-card h3{font-size:24px;margin:8px 0}.plan-card p{color:var(--muted);font-size:14px;margin:0 0 20px}.plan-price{font-size:28px;font-weight:900;margin:12px 0 18px}.plan-price small{font-size:12px;color:#838b9b;font-weight:600}
.plan-list{list-style:none;padding:0;margin:0 0 24px;display:grid;gap:8px;color:#b8bfcc;font-size:13px}.plan-list li:before{content:"✓";color:var(--ok);margin-right:8px}.plan-card .btn{margin-top:auto}.tag{font-size:10px;font-weight:900;border-radius:999px;padding:5px 8px;background:#ff9d2e18;color:#ffb55f;border:1px solid #ff9d2e33}
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.steps article{padding:24px;border-top:1px solid #2c3140}.steps article>span{font:900 11px ui-monospace,monospace;color:#ffae50}.steps h3{font-size:18px;margin:12px 0 8px}.steps p{color:var(--muted);font-size:14px;margin:0}
.auth-section{display:flex;justify-content:center}.auth-card{width:min(520px,100%);border-radius:24px;padding:22px}.auth-tabs{display:grid;grid-template-columns:1fr 1fr;background:#0b0e14;border-radius:13px;padding:4px;margin-bottom:20px}.auth-tabs button{border:0;background:transparent;color:#7f8799;padding:10px;border-radius:10px;cursor:pointer;font-weight:800}.auth-tabs button.active{background:#202534;color:#fff}
.auth-form{display:grid;gap:14px}.auth-form label{font-size:12px;font-weight:800;color:#b9bfcc}.auth-form input,.auth-form select,.action-card select{width:100%;margin-top:6px;padding:12px 13px;border-radius:11px;background:#0b0e14;border:1px solid #2b3140;color:#fff;outline:none}.auth-form input:focus,.auth-form select:focus,.action-card select:focus{border-color:#ff9d2e88;box-shadow:0 0 0 3px #ff9d2e12}.auth-form small{color:#71798a;text-align:center}.form-message{min-height:20px;margin-top:10px;font-size:12px;color:#ff9b9b}.form-message.success{color:var(--ok)}
.dashboard{padding-top:42px}.dash-head{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:26px}.dash-head h2{margin-bottom:2px}.dash-grid{display:grid;grid-template-columns:1fr 1.2fr;gap:16px}.dash-grid.lower{grid-template-columns:1fr 1fr;margin-top:16px}.status-card,.usage-card,.action-card,.devices-card{border-radius:22px;padding:24px}.card-label{font-size:10px;letter-spacing:.13em;font-weight:900;color:#7f8799}.big-status{font-size:30px;font-weight:900;margin:18px 0 4px}.status-card p,.usage-card p,.action-card p{color:var(--muted);font-size:13px}.pill{display:inline-flex;padding:5px 9px;border:1px solid #343a49;border-radius:999px;font-size:11px;color:#c4cad5}.usage-number{display:flex;align-items:baseline;gap:8px;margin-top:12px}.usage-number b{font-size:44px;letter-spacing:-.05em}.usage-number span{color:#949cac}.action-card h3,.devices-card h3{font-size:20px;margin:6px 0}.action-card .btn{margin-top:8px}.pair-code{font:900 26px ui-monospace,monospace;letter-spacing:.08em;text-align:center;padding:16px;margin-top:14px;border:1px dashed #ff9d2e66;border-radius:14px;background:#ff9d2e0d;color:#ffc170;user-select:all}.devices-card{margin-top:16px}.device-list{display:grid;gap:10px;margin-top:16px}.device-item{display:grid;grid-template-columns:1fr auto;gap:12px;padding:13px 14px;background:#0d1016;border:1px solid #252a37;border-radius:14px}.device-item b,.device-item small{display:block}.device-item small{color:#747d8e}.empty{padding:18px;color:#7c8495;text-align:center;border:1px dashed #2a303e;border-radius:14px}
footer{min-height:120px;border-top:1px solid #1d222d;display:flex;align-items:center;justify-content:space-between;gap:20px;color:#6f7788;font-size:12px}footer span:first-child{font-weight:900;color:#c4c9d3;letter-spacing:.08em}.toast{position:fixed;left:50%;bottom:24px;transform:translate(-50%,24px);z-index:100;background:#171b25;border:1px solid #343a4b;color:#fff;border-radius:12px;padding:11px 16px;box-shadow:0 18px 50px #0008;font-size:13px;opacity:0;pointer-events:none;transition:.22s}.toast.show{opacity:1;transform:translate(-50%,0)}.toast.error{border-color:#ff617455;color:#ffb0ba}
@media(max-width:900px){.hero{grid-template-columns:1fr;gap:36px;padding-top:46px}.hero-card{max-width:650px}.plan-grid,.steps{grid-template-columns:1fr}.plan-card{min-height:auto}.dash-grid,.dash-grid.lower{grid-template-columns:1fr}.section{padding:62px 0}.site-header nav>a{display:none}}
@media(max-width:600px){.shell{width:min(100% - 26px,1160px)}.site-header{height:66px}.site-header nav{gap:8px}.brand-mark{width:34px;height:34px}.hero{padding:36px 0 64px}.hero h1{font-size:42px}.hero-copy>p{font-size:16px}.hero-actions{flex-direction:column}.hero-actions .btn{width:100%}.trust-row{display:grid;gap:8px}.hero-card{padding:18px;border-radius:20px}.mock-grid{grid-template-columns:1fr}.dash-head{align-items:flex-start;flex-direction:column}.status-card,.usage-card,.action-card,.devices-card{padding:18px;border-radius:18px}.auth-card{padding:16px}.pair-code{font-size:21px}.site-header .btn{padding:9px 12px}footer{flex-direction:column;justify-content:center;align-items:flex-start}.toast{width:calc(100% - 28px);text-align:center}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important;animation:none!important}}
.owner-inline-form{display:grid;grid-template-columns:110px 110px auto;gap:7px}.owner-inline-form input,.payment-owner-item input{min-width:0;padding:8px 9px;border-radius:9px;background:#090c12;border:1px solid #2b3140;color:#fff;outline:none}.payment-owner-item{display:grid;grid-template-columns:1fr minmax(120px,180px) auto;gap:9px;align-items:center;padding:12px 0;border-top:1px solid #232937}.payment-owner-item b,.payment-owner-item small{display:block}.payment-owner-item small{color:#7c8596;word-break:break-all}@media(max-width:700px){.owner-inline-form,.payment-owner-item{grid-template-columns:1fr}.owner-inline-form input,.payment-owner-item input{width:100%}}