:root {
  --background:#fbfffd; --surface:#f1fbf6; --muted:#e6f5ec; --mint:#def8eb;
  --primary:#527d52; --primary-dark:#355d39; --text:#1c1b1f; --secondary:#4f5c50;
  --border:#b7c8b9; --white:#fff; --danger:#9d3030; --shadow:0 22px 60px rgba(48,83,52,.12);
}
*{box-sizing:border-box} html{scroll-behavior:smooth} body{margin:0;min-height:100vh;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--text);background:radial-gradient(circle at 8% 3%,var(--mint),transparent 28%),var(--background)}
button,input,textarea{font:inherit}.topbar{height:76px;display:flex;align-items:center;justify-content:space-between;padding:0 clamp(18px,5vw,70px);border-bottom:1px solid rgba(122,140,122,.22);background:rgba(251,255,253,.8);backdrop-filter:blur(14px);position:sticky;top:0;z-index:20}.brand{display:flex;align-items:center;gap:11px;text-decoration:none;color:var(--primary-dark);font-weight:800;letter-spacing:.06em}.brand b{font-weight:500}.logo{width:38px;height:38px;display:grid;place-items:center;border-radius:12px;background:var(--primary);color:#fff;font-size:19px}.account-area{display:flex;align-items:center;gap:10px}.account-area form{margin:0}.user-pill{padding:9px 13px;background:var(--muted);border-radius:999px;color:var(--primary-dark);font-weight:750}.page-shell{width:min(1180px,calc(100% - 32px));margin:auto}.hero{min-height:390px;display:grid;grid-template-columns:1.2fr .8fr;align-items:center;gap:30px;padding:55px 0 45px}.eyebrow{display:inline-block;margin-bottom:17px;color:var(--primary);font-size:12px;font-weight:900;letter-spacing:.18em}.hero h1{margin:0;font-size:clamp(46px,8vw,88px);line-height:.92;letter-spacing:-.065em}.hero p{max-width:650px;margin:26px 0 0;color:var(--secondary);font-size:18px;line-height:1.65}.hero-orbit{height:310px;position:relative;display:grid;place-items:center}.mini-wheel{width:220px;height:220px;border-radius:50%;display:grid;place-items:center;background:conic-gradient(#527d52 0 20%,#a9c9ad 20% 40%,#e6f5ec 40% 60%,#6c946f 60% 80%,#def8eb 80%);border:12px solid white;box-shadow:var(--shadow);transform:rotate(-12deg)}.mini-wheel:after{content:"";width:78px;height:78px;border-radius:50%;background:white;position:absolute}.mini-wheel span{z-index:1;color:var(--primary-dark);font-size:30px;font-weight:900}.orbit-tag{position:absolute;padding:12px 17px;background:white;border:1px solid var(--border);border-radius:999px;box-shadow:0 10px 25px rgba(48,83,52,.12);font-size:12px;font-weight:900;letter-spacing:.12em}.tag-one{top:40px;right:30px;transform:rotate(8deg)}.tag-two{bottom:35px;left:25px;transform:rotate(-8deg)}
.method-tabs{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;padding:8px;background:var(--muted);border-radius:18px;margin-bottom:24px}.method-tab{min-height:54px;border:0;border-radius:13px;background:transparent;color:var(--secondary);cursor:pointer;font-weight:800}.method-tab.active{background:white;color:var(--primary-dark);box-shadow:0 8px 20px rgba(48,83,52,.09)}.method-tab span{margin-right:7px}.tool-panel{display:none}.tool-panel.active{display:block}.workspace{display:grid;gap:24px}.wheel-workspace{grid-template-columns:minmax(320px,.85fr) minmax(430px,1.15fr)}.card{border:1px solid var(--border);border-radius:24px;background:rgba(255,255,255,.86);box-shadow:var(--shadow)}.control-card{padding:28px}.card-heading{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px}.card-heading>div{display:flex;align-items:center;gap:12px}.card h2{margin:0;font-size:26px;letter-spacing:-.03em}.step{display:inline-grid;place-items:center;min-width:36px;height:30px;padding:0 8px;border-radius:9px;background:var(--muted);color:var(--primary-dark);font-size:12px;font-weight:900}.counter{display:grid;place-items:center;min-width:38px;height:38px;border-radius:50%;background:var(--primary);color:#fff;font-weight:900}.preset-row{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:19px}.chip{border:1px solid var(--border);background:var(--surface);color:var(--primary-dark);padding:8px 11px;border-radius:999px;cursor:pointer;font-size:13px;font-weight:750}.chip:hover{border-color:var(--primary)}label{display:block;color:var(--secondary);font-size:13px;font-weight:800}textarea,input{width:100%;border:1px solid var(--border);background:var(--surface);color:var(--text);border-radius:13px;outline:none}textarea{resize:vertical;min-height:250px;margin-top:8px;padding:14px;line-height:1.55}input{height:50px;margin-top:8px;padding:0 14px}textarea:focus,input:focus{border-color:var(--primary);box-shadow:0 0 0 4px rgba(82,125,82,.13)}.inline-actions{display:grid;grid-template-columns:1fr 1.25fr;gap:10px;margin-top:15px}.button{border:0;border-radius:13px;min-height:48px;padding:0 17px;background:var(--primary);color:white;font-weight:850;cursor:pointer;transition:.16s ease}.button:hover{background:var(--primary-dark);transform:translateY(-1px)}.button:disabled{opacity:.55;cursor:not-allowed;transform:none}.button.ghost{border:1px solid var(--border);background:white;color:var(--primary-dark)}.button.secondary{background:var(--muted);color:var(--primary-dark)}.button.small{min-height:40px;padding:0 14px}.button.wide{width:100%}.guest-note,.status{color:var(--secondary);font-size:13px;line-height:1.5}.wheel-card{position:relative;min-height:660px;padding:36px;display:flex;flex-direction:column;align-items:center;justify-content:center;overflow:hidden}.wheel-card:before{content:"";position:absolute;inset:15% 8%;border-radius:50%;background:radial-gradient(circle,var(--mint),transparent 68%);filter:blur(20px)}#wheel-canvas{width:min(100%,520px);height:auto;position:relative;filter:drop-shadow(0 18px 24px rgba(43,76,47,.18));transition:transform 5.2s cubic-bezier(.12,.62,.08,1)}.pointer{position:absolute;z-index:4;top:28px;left:50%;transform:translateX(-50%);width:0;height:0;border-left:20px solid transparent;border-right:20px solid transparent;border-top:42px solid var(--primary-dark);filter:drop-shadow(0 5px 4px rgba(0,0,0,.15))}.spin-button{z-index:3;width:min(100%,340px);margin-top:22px;letter-spacing:.08em}.wheel-card .status{z-index:3;margin-bottom:0}.result-box{margin-top:24px;padding:27px;text-align:center;border:1px solid var(--border);border-radius:24px;background:var(--mint);box-shadow:var(--shadow)}.result-box.hidden{display:none}.result-box>span{display:block;color:var(--primary-dark);font-size:12px;font-weight:900;letter-spacing:.16em}.result-box strong{display:block;margin:8px 0 20px;font-size:clamp(32px,6vw,58px);letter-spacing:-.04em}.result-actions{display:flex;justify-content:center;gap:10px;flex-wrap:wrap}.single-tool-card{max-width:720px;margin:0 auto;padding:clamp(28px,6vw,60px);text-align:center}.single-tool-card h2{font-size:clamp(32px,6vw,52px);margin:18px 0 10px}.single-tool-card>p{color:var(--secondary);line-height:1.6}.number-grid{display:grid;grid-template-columns:1fr 1fr;gap:15px;margin:28px 0 18px;text-align:left}.big-result{display:grid;place-items:center;min-height:170px;margin-top:25px;border-radius:20px;background:var(--muted);color:var(--primary-dark);font-size:clamp(70px,15vw,130px);font-weight:950;letter-spacing:-.06em}.coin-layout{max-width:900px;display:grid;grid-template-columns:1fr 1fr;align-items:center;text-align:left}.coin{width:250px;height:250px;margin:auto;position:relative;transform-style:preserve-3d;transition:transform 1.5s cubic-bezier(.22,.8,.24,1)}.coin.flipping-heads{transform:rotateY(1800deg)}.coin.flipping-tails{transform:rotateY(1980deg)}.coin-face{position:absolute;inset:0;display:grid;place-items:center;border-radius:50%;backface-visibility:hidden;border:14px solid #fff;box-shadow:0 20px 40px rgba(48,83,52,.2),inset 0 0 0 6px rgba(255,255,255,.45);background:var(--primary);color:white;font-size:90px;font-weight:950}.coin-back{transform:rotateY(180deg);background:#86a889}.saved-card{padding:32px}.saved-list{display:grid;gap:12px;margin-top:24px}.saved-item{display:flex;align-items:center;justify-content:space-between;gap:15px;padding:16px;border:1px solid var(--border);border-radius:16px;background:var(--surface)}.saved-item strong{display:block}.saved-item small{color:var(--secondary)}.saved-actions{display:flex;gap:8px}.empty-state{padding:35px;text-align:center;border:1px dashed var(--border);border-radius:16px;color:var(--secondary)}footer{text-align:center;padding:55px 20px;color:var(--secondary);font-size:13px}.flash-stack{position:fixed;z-index:40;top:90px;right:20px;display:grid;gap:8px}.flash{max-width:390px;padding:14px 17px;border-radius:13px;background:white;border:1px solid var(--border);box-shadow:var(--shadow)}.flash.error{border-color:#d9a5a5;color:var(--danger)}.flash.success{color:var(--primary-dark)}.auth-dialog{width:min(92vw,470px);padding:0;border:1px solid var(--border);border-radius:24px;background:var(--background);box-shadow:0 30px 90px rgba(25,45,28,.3)}.auth-dialog::backdrop{background:rgba(20,32,22,.45);backdrop-filter:blur(4px)}.dialog-close{position:absolute;top:13px;right:14px;width:36px;height:36px;border:0;border-radius:50%;background:var(--muted);font-size:23px;cursor:pointer}.auth-tabs{display:grid;grid-template-columns:1fr 1fr;padding:12px 60px 0 12px}.auth-tabs button{height:44px;border:0;border-radius:11px;background:transparent;color:var(--secondary);font-weight:800;cursor:pointer}.auth-tabs button.active{background:var(--muted);color:var(--primary-dark)}.auth-form{display:none;padding:26px 34px 34px}.auth-form.active{display:grid;gap:16px}.auth-form h2{margin:0;font-size:30px}.auth-form p{margin:-8px 0 3px;color:var(--secondary)}
@media(max-width:850px){.hero{grid-template-columns:1fr;min-height:auto;padding-top:45px}.hero-orbit{display:none}.wheel-workspace{grid-template-columns:1fr}.wheel-card{min-height:auto}.method-tabs{grid-template-columns:1fr 1fr}.coin-layout{grid-template-columns:1fr;text-align:center;gap:35px}.coin{width:210px;height:210px}.coin-face{font-size:70px}}
@media(max-width:560px){.topbar{height:auto;min-height:70px;padding:12px 16px;align-items:flex-start}.account-area{flex-wrap:wrap;justify-content:flex-end}.brand span:last-child{font-size:13px}.hero h1{font-size:50px}.hero p{font-size:16px}.page-shell{width:min(100% - 22px,1180px)}.method-tabs{grid-template-columns:1fr}.wheel-card{padding:28px 14px}.control-card,.saved-card{padding:20px}.pointer{top:18px}.number-grid{grid-template-columns:1fr}.result-actions,.inline-actions{grid-template-columns:1fr;display:grid}.flash-stack{left:12px;right:12px}.auth-form{padding:24px}.saved-item{align-items:flex-start;flex-direction:column}.saved-actions{width:100%}.saved-actions button{flex:1}}