:root { --bg: #03080b; --s1: rgba(10, 26, 33, .72); --s2: rgba(18, 40, 50, .8); --line: rgba(191, 246, 241, .11); --text: #ecf7f6; --muted: rgba(220, 240, 238, .56); --accent: #7fe7e0; --deep: #3fb8b4; --on-accent: #022024; --down: #ff7b8a; --font: "Hanken Grotesk", Inter, Arial, sans-serif; --mono: "IBM Plex Mono", ui-monospace, monospace }
* { box-sizing: border-box; margin: 0; padding: 0 }
[hidden] { display: none !important }
html { background: var(--bg); color-scheme: dark } body { background: var(--bg); color: var(--text); font: 15px/1.5 var(--font); -webkit-font-smoothing: antialiased; font-variant-numeric: tabular-nums; min-height: 100vh }
a { color: inherit; text-decoration: none; cursor: pointer } button, input, select { font: inherit; color: inherit } button { cursor: pointer; border: 0; background: none } em { font-style: normal }
.muted { color: var(--muted) } .small { font-size: 13px }
* { scrollbar-width: thin; scrollbar-color: rgba(127,231,224,.22) transparent } ::-webkit-scrollbar { width: 8px } ::-webkit-scrollbar-thumb { background: rgba(127,231,224,.22); border-radius: 999px }
.bg { position: fixed; inset: 0; z-index: -1; background: url(../img/water.jpg) center/cover; filter: blur(60px) brightness(.62) saturate(1.15); transform: scale(1.2) }
.btn { height: 40px; padding: 0 18px; border-radius: 999px; font-weight: 600; display: inline-flex; align-items: center; justify-content: center; background: rgba(236,247,246,.08); border: 1px solid var(--line); transition: opacity .15s, background .15s } .btn:hover { background: rgba(236,247,246,.14) }
.btn.aq { background: var(--accent); color: var(--on-accent); border-color: transparent } .btn.aq:hover { opacity: .9 } .btn[disabled] { opacity: .4; cursor: not-allowed }
.btn.sm { height: 32px; padding: 0 14px; font-size: 13px }

.top { position: sticky; top: 0; z-index: 10; height: 66px; display: flex; align-items: center; gap: 30px; padding: 0 max(24px, calc((100vw - 1180px) / 2)); background: rgba(3,8,11,.6); backdrop-filter: blur(18px); border-bottom: 1px solid var(--line) }
.logo { display: flex; align-items: center; gap: 10px; font: 600 21px var(--font); letter-spacing: -.02em } .logo img { width: 28px; height: 28px }
.top nav { display: flex; gap: 2px } .top nav a { height: 36px; display: inline-flex; align-items: center; padding: 0 14px; border-radius: 999px; color: var(--muted); font-weight: 500 } .top nav a.on { color: var(--text); background: rgba(236,247,246,.08) } .top nav a:hover { color: var(--text) }
.top .right { margin-left: auto; display: flex; gap: 8px; align-items: center }
.net { display: inline-flex; align-items: center; gap: 7px; height: 40px; padding: 0 14px; border-radius: 999px; border: 1px solid var(--line); color: var(--muted); font-size: 13px } .net img { width: 16px; height: 16px }

.card { background: var(--s1); border: 1px solid var(--line); border-radius: 24px; backdrop-filter: blur(24px); padding: 28px }
.send { max-width: 1180px; margin: 0 auto; padding: 40px 24px 80px; display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 18px; align-items: start }
.form h1 { font: 400 32px var(--font); letter-spacing: -.03em; margin-bottom: 20px }
.f { display: block; margin-top: 14px } .f > span { display: block; font-size: 13px; color: var(--muted); margin-bottom: 7px }
.f input, .f select { width: 100%; height: 50px; padding: 0 16px; border-radius: 14px; border: 1px solid var(--line); background: rgba(3,8,11,.45); outline: none } .f input:focus { border-color: rgba(127,231,224,.55) }
.f input#to, .f input#cust { font: 14px var(--mono) }
.in { display: flex; gap: 8px } .in input { flex: 1; font: 400 22px var(--mono) } .in select { width: 150px; flex: none; cursor: pointer }
.row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px } .row2 .f:only-child { grid-column: span 2 }
.seg { display: flex; gap: 4px; padding: 4px; border-radius: 14px; background: rgba(3,8,11,.45); border: 1px solid var(--line) } .seg a { flex: 1; height: 40px; display: flex; align-items: center; justify-content: center; border-radius: 10px; color: var(--muted); font-size: 14px; font-weight: 500 } .seg a.on { background: rgba(127,231,224,.14); color: var(--text) }
.seg.sm a { height: 40px; font-size: 13px }
input[type=datetime-local] { color-scheme: dark; font: 14px var(--mono) }
.tog { display: flex; gap: 14px; align-items: flex-start; margin-top: 18px; cursor: pointer } .tog input { display: none }
.tog .sw { width: 44px; height: 26px; border-radius: 999px; background: rgba(236,247,246,.16); position: relative; flex: none; transition: background .2s; margin-top: 2px } .tog .sw::after { content: ""; position: absolute; top: 3px; left: 3px; width: 20px; height: 20px; border-radius: 50%; background: #fff; transition: transform .2s }
.tog input:checked + .sw { background: var(--deep) } .tog input:checked + .sw::after { transform: translateX(18px) }
.tog b { display: block; font-weight: 600 } .tog small { display: block; color: var(--muted); font-size: 13px; margin-top: 2px }
.go { width: 100%; height: 54px; margin-top: 22px; font-size: 16px }
.note { margin-top: 12px; color: var(--muted); font-size: 12px; text-align: center }

.preview { position: sticky; top: 90px }
.pv-top { display: flex; justify-content: space-between; align-items: center; font-size: 13px }
.pill { padding: 4px 12px; border-radius: 999px; background: rgba(127,231,224,.12); color: var(--accent); font-size: 12px; font-weight: 600 }
.pv-rate { margin-top: 26px } .pv-rate b { display: block; font: 300 52px/1 var(--mono); letter-spacing: -.03em; word-break: break-all } .pv-rate span { display: block; color: var(--muted); margin-top: 8px }
.pv-grid { display: grid; grid-template-columns: 1fr 1fr; margin-top: 26px; border-top: 1px solid var(--line) } .pv-grid div { padding: 16px 0; border-bottom: 1px solid var(--line) } .pv-grid div:nth-child(even) { padding-left: 18px; border-left: 1px solid var(--line) }
.pv-grid span { display: block; color: var(--muted); font-size: 12px } .pv-grid b { display: block; font: 500 16px var(--mono); margin-top: 4px }
.river { position: relative; height: 54px; margin-top: 26px; border-radius: 999px; background: rgba(127,231,224,.08); overflow: hidden; border: 1px solid var(--line) }
.water { position: absolute; inset: 0 auto 0 0; width: 0; background: linear-gradient(90deg, #1f7f83, var(--accent)); border-radius: 999px; transition: width .3s }
.water::after { content: ""; position: absolute; inset: 0; background: repeating-linear-gradient(115deg, transparent 0 14px, rgba(255,255,255,.12) 14px 20px); animation: flow 1.2s linear infinite } @keyframes flow { to { background-position: 46px 0 } }
.cliffmark { position: absolute; top: 0; bottom: 0; width: 2px; background: rgba(236,247,246,.7); z-index: 2 }
.river-l { display: flex; justify-content: space-between; margin-top: 8px; font: 12px var(--mono); color: var(--muted) }
.preview p { margin-top: 18px }

.list { max-width: 1180px; margin: 0 auto; padding: 40px 24px 80px } .list h1 { font: 400 34px var(--font); letter-spacing: -.03em } .list > p { margin: 6px 0 24px }
#streams { display: grid; grid-template-columns: repeat(auto-fill, minmax(340px, 1fr)); gap: 14px }
.st { padding: 22px; border-radius: 22px }
.st .hd { display: flex; justify-content: space-between; align-items: center; font-size: 13px } .st .hd .who { font-family: var(--mono); color: var(--muted) }
.st .now { margin-top: 16px; font: 300 34px/1.05 var(--mono); letter-spacing: -.03em } .st .now small { font-size: 14px; color: var(--accent); margin-left: 6px; letter-spacing: 0 }
.st .of { color: var(--muted); font-size: 13px; margin-top: 6px }
.st .river { height: 12px; margin-top: 16px } .st .river .water::after { display: none }
.st .kv { display: grid; grid-template-columns: 1fr 1fr; gap: 8px 16px; margin-top: 14px; font-size: 13px } .st .kv span { color: var(--muted) } .st .kv b { font: 500 13px var(--mono); text-align: right }
.st .act { display: flex; gap: 8px; margin-top: 16px }
.st .act .btn { flex: 1 }
.tag { padding: 3px 10px; border-radius: 999px; font-size: 11px; font-weight: 600; background: rgba(127,231,224,.12); color: var(--accent) } .tag.end { background: rgba(236,247,246,.08); color: var(--muted) } .tag.stop { background: rgba(255,123,138,.12); color: var(--down) }
.empty { padding: 60px 20px; text-align: center; color: var(--muted); border: 1px dashed var(--line); border-radius: 22px; grid-column: 1 / -1 }
.toast { position: fixed; left: 50%; bottom: 24px; transform: translate(-50%, 20px); opacity: 0; background: rgba(12,29,38,.95); border: 1px solid var(--line); border-radius: 14px; padding: 12px 18px; z-index: 40; transition: .25s; pointer-events: none; max-width: 92vw } .toast.on { opacity: 1; transform: translate(-50%, 0) } .toast.bad { border-color: rgba(255,123,138,.6) }

@media (max-width: 920px) { .send { grid-template-columns: 1fr } .preview { position: static } .top nav, .net { display: none } .top { gap: 14px } }
@media (max-width: 520px) { .row2 { grid-template-columns: 1fr } .in select { width: 120px } .pv-rate b { font-size: 38px } .card { padding: 20px } }