/* Entry page: neutral ink accent; each panel has its own accent once you are inside. */
:root{--accent:#18233a;--accent-ink:#fff;--accent-soft:#e8ebf2}
:root[data-theme="dark"]{--accent:#e9edf5;--accent-ink:#0f1522;--accent-soft:#232d44}
.login{padding-top:28px;max-width:440px}
.hero{margin-bottom:22px}
.sheet-art{display:flex;flex-direction:column;gap:5px;margin-bottom:18px;max-width:220px}
.sheet-art div{display:flex;gap:0;height:14px;border-radius:5px;overflow:hidden;background:var(--surface-2)}
.sheet-art i{display:block;height:100%;opacity:.9}
.brand{display:flex;align-items:center;gap:10px}
.brand .logo{font-size:1.6rem}
.brand h1{font-size:1.9rem;letter-spacing:-.5px}
.hero p{margin-top:6px;max-width:34ch}
.choice{display:block;width:100%;text-align:start;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-l);padding:16px;transition:border-color .15s}
.choice:active{border-color:var(--ink)}
.choice b{display:block;font-size:1.05rem}
.choice span{display:block;color:var(--muted);font-size:.86rem;margin-top:2px}
.foot{margin-top:18px}
.back{display:inline-flex;align-items:center;gap:6px;margin-top:16px}
.seg{flex-wrap:wrap}
.seg button{flex:1 1 30%}
.code{letter-spacing:2px;text-transform:uppercase;font-weight:700}