/* 5DOAT — clean, mobile-first base styles (branding pass comes later) */
:root {
    --ink: #1f2733;
    --muted: #708090;         /* Alpine Horizons slate */
    --line: #dde3ea;
    --bg: #f4f6f8;
    --card: #ffffff;
    --primary: #1C3D6E;        /* Alpine Horizons navy */
    --primary-ink: #ffffff;
    --green: #2e8b57;
    --orange: #e8961e;
    --red: #c0392b;
}
* { box-sizing: border-box; }
body {
    margin: 0; background: var(--bg); color: var(--ink);
    font: 16px/1.55 -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}
.wrap { max-width: 960px; margin: 0 auto; padding: 0 16px; }
.site-header { background: var(--primary); color: var(--primary-ink); }
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; min-height: 56px; }
.brand { font-weight: 700; letter-spacing: .02em; }
.admin-nav { display: flex; align-items: center; gap: 16px; }
.admin-nav a { color: var(--primary-ink); text-decoration: none; }
.admin-nav .who { opacity: .8; }
main { padding: 32px 16px 48px; }
.site-footer { color: var(--muted); padding: 16px; }

.card { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 28px; margin: 0 auto 24px; }
.center-card { max-width: 560px; text-align: center; }
.center-card.narrow { max-width: 420px; }
h1 { margin: 0 0 12px; font-size: 1.6rem; }
h2 { margin: 0 0 12px; font-size: 1.2rem; }
.muted { color: var(--muted); font-size: .92rem; }

label { display: block; text-align: left; font-weight: 600; margin: 14px 0 6px; }
input[type=text], input[type=email], input[type=password], textarea, select {
    width: 100%; padding: 10px 12px; font-size: 1rem;
    border: 1px solid var(--line); border-radius: 8px; background: #fff;
}
input:focus, textarea:focus, select:focus { outline: 2px solid var(--primary); outline-offset: 1px; }
.key-form input { text-transform: uppercase; letter-spacing: .12em; text-align: center; font-size: 1.2rem; }

.btn { display: inline-block; border: 0; border-radius: 8px; padding: 12px 22px; font-size: 1rem; cursor: pointer; margin-top: 18px; }
.btn-primary { background: var(--primary); color: var(--primary-ink); }
.btn-primary:hover { filter: brightness(1.1); }
.linklike { background: none; border: 0; color: inherit; cursor: pointer; text-decoration: underline; font-size: inherit; padding: 0; }
.inline { display: inline; }

.alert { border-radius: 8px; padding: 12px 14px; margin: 14px 0; text-align: left; }
.alert-error { background: #fdecea; border: 1px solid #f5c6c1; color: #7a1f16; }
.alert-info  { background: #eaf2fd; border: 1px solid #c1d6f5; color: #16457a; }

.welcome-message { background: #f8f4ec; border: 1px solid #eadfc8; border-radius: 8px; padding: 14px 16px; text-align: left; margin: 16px 0; }

.stat-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 14px; margin-bottom: 24px; }
.stat { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 16px; text-align: center; }
.stat-num { display: block; font-size: 1.8rem; font-weight: 700; }
.stat-label { color: var(--muted); font-size: .88rem; }

.table { width: 100%; border-collapse: collapse; }
.table th, .table td { text-align: left; padding: 10px 8px; border-bottom: 1px solid var(--line); }
.table th { color: var(--muted); font-size: .85rem; text-transform: uppercase; letter-spacing: .04em; }
code { background: #f0f2f5; border-radius: 4px; padding: 2px 6px; }

/* --- Branding --- */
.brand-logo { height: 26px; display: block; }
.brand { display: flex; align-items: center; }

/* --- Survey flow --- */
.progress-track { background: var(--line); border-radius: 99px; height: 10px; margin: 8px 0 22px; overflow: hidden; }
.progress-fill { background: var(--primary); height: 100%; border-radius: 99px; transition: width .2s; }
.progress-label { color: var(--muted); font-size: .85rem; }
.question-text { font-size: 1.25rem; line-height: 1.5; margin: 10px 0 22px; }
.scale { display: grid; grid-template-columns: repeat(5, 1fr); gap: 8px; margin: 0 0 6px; }
.scale label { margin: 0; }
.scale input[type=radio] { position: absolute; opacity: 0; }
.scale .opt {
    display: block; text-align: center; border: 2px solid var(--line); border-radius: 10px;
    padding: 14px 4px 10px; cursor: pointer; background: #fff; user-select: none;
}
.scale .opt .num { display: block; font-size: 1.3rem; font-weight: 700; }
.scale .opt .word { display: block; font-size: .75rem; color: var(--muted); margin-top: 2px; }
.scale input[type=radio]:checked + .opt { border-color: var(--primary); background: #eef2f9; }
.scale input[type=radio]:focus-visible + .opt { outline: 2px solid var(--primary); outline-offset: 2px; }
.nav-row { display: flex; justify-content: space-between; align-items: center; margin-top: 20px; }
.btn-secondary { background: #e8ecf2; color: var(--ink); }
.practice-tag { display: inline-block; background: #f8f4ec; border: 1px solid #eadfc8; color: #7a6428;
    border-radius: 99px; padding: 3px 12px; font-size: .8rem; margin-bottom: 10px; }
@media (max-width: 560px) {
    .scale { grid-template-columns: repeat(5, 1fr); gap: 5px; }
    .scale .opt { padding: 10px 2px 8px; }
    .scale .opt .word { font-size: .62rem; }
}