/* ephemeris-ui.css — shared chrome for the Ephemeris PRODUCT pages (home / signup / admin).
   The Scholar Suite theme lives here in ONE place (documented in docs/THEMING.md). Page-specific
   layout stays inline in each page. The tenant CALENDAR + WUWM use their own styles.css, not this. */
@import url('https://fonts.googleapis.com/css2?family=Tomorrow:wght@400;500;600;700&display=swap');

:root {
  --ink:#111827; --ink-2:#4b5563; --ink-3:#6b7280;
  --paper:#eef1ef; --surface:#ffffff; --card:#f9f9f9; --hairline:#dddddd; --hairline-strong:#cfd4d2;
  --seam:#52837A;
  --accent:#A4C5AC; --accent-hover:#8FB89A; --accent-ink:#20302a; --accent-soft:#eaf1ec; --accent-line:#A4C5AC;
  --sel:#e3f2fd; --sel-border:#2196f3;
  --ok:#059669; --warn:#d97706; --err:#dc2626;
  --shadow:0 1px 2px rgba(16,24,40,.04), 0 1px 3px rgba(16,24,40,.08);
  --display:"Tomorrow",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --ui:"Tomorrow",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}
* { box-sizing:border-box; }
html, body { height:100%; }
body { margin:0; font-family:var(--ui); color:var(--ink); background:var(--paper); line-height:1.5;
       display:flex; flex-direction:column; -webkit-font-smoothing:antialiased; }

/* Centered logo watermark, fixed behind all content. Content (header, main) sits above via z-index. */
.wm { position:fixed; inset:0; z-index:0; pointer-events:none;
      background:url("/img/ephemeris-emblem.webp") center center no-repeat;
      background-size:min(64vmin, 640px); opacity:.30; }   /* 70% transparent, per spec */

.app-head { position:relative; z-index:1; flex:0 0 auto; display:flex; align-items:center; gap:13px;
            padding:11px 24px; border-bottom:1px solid var(--hairline); background:var(--surface); }
.app-logo { height:34px; width:auto; display:block; }
.app-mark { font-family:var(--display); font-weight:700; font-size:1.32rem; letter-spacing:-.01em; }
.app-divider { width:1px; height:30px; background:var(--hairline-strong); }
.app-titles { display:flex; flex-direction:column; gap:2px; min-width:0; }
.app-titles .t { font-family:var(--display); font-weight:600; font-size:1.12rem; line-height:1; overflow:hidden; text-overflow:ellipsis; white-space:nowrap; }
.app-titles .s { font-size:.66rem; font-weight:700; letter-spacing:.15em; text-transform:uppercase; color:var(--ink-3); }
.head-nav { margin-left:auto; display:flex; gap:10px; align-items:center; }
.navlink { font-size:.82rem; font-weight:600; color:var(--ink-2); text-decoration:none; padding:7px 12px; border-radius:8px; border:1px solid var(--hairline); white-space:nowrap; }
.navlink:hover { background:#eceeec; color:var(--ink); }

main { position:relative; z-index:1; }

h1 { font-family:var(--display); font-weight:700; font-size:1.7rem; letter-spacing:-.012em; margin:0 0 6px; }
.sub { color:var(--ink-2); margin:0 0 22px; }
label { display:block; font-weight:600; font-size:.9rem; margin:14px 0 6px; }
input, select { width:100%; padding:12px 14px; border:1px solid var(--hairline-strong); border-radius:6px;
                font-size:1rem; font-family:inherit; background:var(--surface); color:var(--ink); }
input:focus, select:focus { outline:none; border-color:var(--accent-line); box-shadow:0 0 0 3px var(--accent-soft); }
.hint { color:var(--ink-2); font-size:.84rem; margin:6px 0 0; }

.btn { display:inline-flex; align-items:center; gap:8px; padding:11px 18px; border:0; border-radius:6px;
       background:var(--accent); color:var(--accent-ink); font-size:.98rem; font-weight:600; cursor:pointer;
       text-decoration:none; font-family:inherit; transition:all .2s; }
.btn:hover { background:var(--accent-hover); }
.btn:disabled, .btn.off { opacity:.5; cursor:default; pointer-events:none; }
.btn.ghost { background:#eceeec; color:var(--ink); } .btn.ghost:hover { background:#e2e6e3; }
.btn.lg { padding:13px 22px; font-size:1.02rem; }
.btn.sm { padding:7px 12px; font-size:.85rem; border-radius:6px; }
.btn.danger { background:#fdecec; color:var(--err); } .btn.danger:hover { background:#f9dede; }

.msg { margin-top:14px; font-size:.92rem; min-height:1.2em; } .msg.err { color:var(--err); } .msg.ok { color:var(--ok); }
.empty { color:var(--ink-3); text-align:center; padding:20px 0; }