/* Commonday brand: warm paper, deep ink, tomato accent */
:root{
  --paper:#F6F1E7; --card:#FFFDF8; --ink:#14232A; --muted:#4D5A5E; --line:#DDD3C2;
  --tomato:#E4572E; --tomato-dk:#C2431D; --green:#1E6B5A; --sun:#F2C14E; --sky:#7CC6F2;
  --radius:16px;
}
*{box-sizing:border-box;margin:0}
html{scroll-behavior:smooth}
body{font-family:'DM Sans',system-ui,sans-serif;background:var(--paper);color:var(--ink);line-height:1.6;font-size:17px}
h1,h2,h3{font-family:'Fraunces',Georgia,serif;font-weight:700;line-height:1.08;letter-spacing:-.01em}
a{color:inherit}
:focus-visible{outline:3px solid var(--tomato);outline-offset:3px;border-radius:6px}
button,input,select,textarea{font:inherit;color:inherit}
.wrap{width:min(1160px,100% - 48px);margin-inline:auto}

.brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none;font-family:'Fraunces',Georgia,serif;font-weight:800;font-size:1.45rem;letter-spacing:-.02em;color:var(--ink)}
.mark{width:30px;height:30px;color:var(--ink);flex:none}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:11px 20px;border-radius:12px;font-weight:700;text-decoration:none;border:1.5px solid var(--ink);background:transparent;cursor:pointer;font-size:1rem;line-height:1.2}
.btn:hover{background:rgba(20,35,42,.06)}
.btn.primary{background:var(--tomato);border-color:var(--tomato);color:#fff}
.btn.primary:hover{background:var(--tomato-dk);border-color:var(--tomato-dk)}
.btn.dark{background:var(--ink);color:var(--paper)}
.btn.dark:hover{background:#000}
.btn.wide{width:100%}
.btn.small{padding:7px 14px;font-size:.92rem;border-radius:10px}

/* ---- landing ---- */
.top{padding:18px 0}
.top .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}
.top .acts{display:flex;gap:10px;align-items:center}
.top .acts a.link{font-weight:700;text-decoration:none;padding:8px 12px}
.top .acts a.link:hover{text-decoration:underline;text-underline-offset:4px}

.hero{padding:48px 0 84px}
.hero .wrap{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.kicker{display:inline-block;font-weight:700;font-size:.85rem;letter-spacing:.09em;text-transform:uppercase;color:var(--green);margin-bottom:18px}
.hero h1{font-size:clamp(2.6rem,6.2vw,4.9rem);font-weight:800}
.hero h1 em{font-style:italic;color:var(--tomato)}
.hero p.lede{font-size:1.2rem;color:var(--muted);margin-top:22px;max-width:46ch}
.hero .cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}
.hero .fine{margin-top:14px;font-size:.92rem;color:var(--muted)}

/* mock calendar card */
.mock{position:relative}
.mock .card{background:var(--card);border:1.5px solid var(--ink);border-radius:20px;overflow:hidden;box-shadow:10px 12px 0 var(--ink)}
.mock .bar{display:flex;align-items:center;gap:8px;padding:10px 14px;border-bottom:1.5px solid var(--ink);background:#fff}
.mock .bar i{width:10px;height:10px;border-radius:50%;background:var(--line);display:block}
.mock .url{margin-left:8px;font-size:.82rem;background:var(--paper);border-radius:99px;padding:3px 12px;font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.mock .url b{color:var(--tomato)}
.mock .head{background:#262620;color:#fff;padding:20px 20px 18px}
.mock .head small{color:#F2C14E;font-weight:700;letter-spacing:.09em;text-transform:uppercase;font-size:.7rem}
.mock .head strong{display:block;font-family:'Fraunces',serif;font-size:1.55rem;line-height:1.1;margin-top:4px}
.mock .head strong span{color:#F2C14E}
.mock .days{display:grid;grid-template-columns:repeat(5,1fr);border-top:3px solid var(--ink);margin:14px 16px 18px}
.mock .d{padding:8px 6px 4px;border-right:1px solid var(--line);min-height:128px}
.mock .d:last-child{border-right:0}
.mock .d b{font-family:'Fraunces',serif;font-size:1.15rem;display:block;margin-bottom:6px}
.mock .e{border-left:3px solid var(--c);padding-left:6px;margin-bottom:7px;font-size:.68rem;line-height:1.25;font-weight:700}
.mock .e span{display:block;font-weight:400;color:var(--muted)}
.mock .sticker{position:absolute;right:-14px;top:-18px;background:var(--sun);border:1.5px solid var(--ink);border-radius:99px;padding:8px 14px;font-weight:700;font-size:.85rem;transform:rotate(6deg)}

.how{padding:84px 0;background:var(--card);border-block:1.5px solid var(--ink)}
.how h2,.feat h2{font-size:clamp(2rem,4.4vw,3rem);max-width:20ch}
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;margin-top:44px;counter-reset:s}
.step{border-top:2px solid var(--ink);padding-top:18px}
.step::before{counter-increment:s;content:counter(s);display:inline-grid;place-items:center;width:38px;height:38px;border-radius:50%;background:var(--tomato);color:#fff;font-weight:700;font-family:'Fraunces',serif;font-size:1.15rem;margin-bottom:14px}
.step h3{font-size:1.4rem;margin-bottom:8px}
.step p{color:var(--muted)}
.step code{font-family:inherit;font-weight:700;color:var(--ink);background:var(--paper);padding:1px 7px;border-radius:6px;white-space:nowrap}

.feat{padding:84px 0}
.flist{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:30px 40px;margin-top:40px}
.f h3{font-size:1.2rem;margin-bottom:6px;display:flex;align-items:center;gap:10px}
.f h3 i{width:12px;height:12px;border-radius:4px;background:var(--c);display:inline-block;flex:none}
.f p{color:var(--muted)}

.band{background:var(--ink);color:var(--paper);padding:72px 0}
.band .wrap{display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap}
.band h2{font-size:clamp(1.9rem,4vw,2.8rem);max-width:18ch}
.band h2 em{color:var(--sun);font-style:italic}
.band .btn{border-color:var(--paper);color:var(--paper)}
.band .btn.primary{border-color:var(--tomato);color:#fff}
.band .cta{display:flex;gap:12px;flex-wrap:wrap}

.foot{padding:30px 0 40px;font-size:.92rem;color:var(--muted)}
.foot .wrap{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;align-items:center}
.foot .brand{font-size:1.15rem}
.foot .mark{width:24px;height:24px}

@media(max-width:900px){
  .hero{padding:24px 0 64px}
  .hero .wrap{grid-template-columns:1fr;gap:48px}
  .steps{grid-template-columns:1fr}
  .mock .sticker{right:6px}
  .mock .card{box-shadow:6px 8px 0 var(--ink)}
}
@media(max-width:520px){
  .wrap{width:calc(100% - 32px)}
  .top .acts .btn{display:none}
  .mock .days{grid-template-columns:repeat(3,1fr)}
  .mock .d:nth-child(n+4){display:none}
  .mock .d:nth-child(3){border-right:0}
}

/* ---- auth ---- */
.authbody{min-height:100vh;background:var(--paper);background-image:radial-gradient(circle at 92% 8%,rgba(242,193,78,.35) 0,transparent 32%),radial-gradient(circle at 4% 96%,rgba(228,87,46,.16) 0,transparent 30%)}
.auth{width:min(460px,100% - 32px);margin:0 auto;padding:40px 0 64px;display:flex;flex-direction:column;align-items:center}
.auth .brand{margin-bottom:28px}
.authcard{width:100%;background:var(--card);border:1.5px solid var(--ink);border-radius:20px;padding:32px 30px;box-shadow:8px 10px 0 var(--ink)}
.authcard h1{font-size:2rem;margin-bottom:6px}
.authcard .sub{color:var(--muted);margin-bottom:22px}
.authcard form{display:grid;gap:16px}
.authcard label{display:grid;gap:6px;font-weight:700;font-size:.95rem}
.authcard label small{font-weight:400;color:var(--muted)}
.authcard input{padding:12px 14px;border:1.5px solid var(--ink);border-radius:12px;background:#fff;font-size:1rem;font-weight:400}
.authcard input:focus{outline:3px solid rgba(228,87,46,.35);outline-offset:0;border-color:var(--tomato)}
.authcard .btn{margin-top:6px}
.authcard .err{background:#FDE7E0;border:1.5px solid var(--tomato);color:#7A2410;padding:10px 14px;border-radius:12px;margin-bottom:16px;font-weight:500}
.authcard .switch{margin-top:20px;text-align:center;color:var(--muted)}
.authcard .switch a{color:var(--ink);font-weight:700}
.loading{padding:60px;text-align:center;color:var(--muted)}