:root {
    --teal: #006b5e;
    --teal-dark: #004039;
    --teal-light: #00897b;
    --blue: #3c6a99;
    --slate: #5c7a84;
    --yellow: #fdcc2c;
    --text: #2D4243;
    --bg-light: #f2f5f7;
    --white: #ffffff;
    --border: #dde4e6;
    --danger: #b3452f;
    --font-heading: 'Akatab', sans-serif;
    --font-body: 'Afacad', sans-serif;
    --font-accent: 'Overpass Mono', ui-monospace, 'SFMono-Regular', monospace;
    --not-started: #b7c2c4;
    --in-progress: #c98a1f;
    --blocked: var(--danger);
    --done: var(--teal);
}

* { box-sizing: border-box; }

body {
    margin: 0;
    background: var(--bg-light);
    color: var(--text);
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.65;
}

main { max-width: 780px; margin: 0 auto; padding: 32px 20px 90px; }

h1 {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 700;
    margin: 0 0 6px;
    color: var(--teal-dark);
}
h2 {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
    margin: 34px 0 10px;
    padding-bottom: 6px;
    border-bottom: 2px solid var(--border);
    color: var(--teal-dark);
}
.subtle { color: var(--slate); font-size: 0.85rem; }

a { color: var(--teal-dark); text-decoration: none; }
a:hover { text-decoration: underline; }

.topnav {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 12px 20px;
    padding: 14px 20px;
    background: var(--white);
    border-bottom: 1px solid var(--border);
    flex-wrap: wrap;
    font-size: 0.85rem;
}
.topnav .brand { font-weight: 700; font-family: var(--font-heading); font-size: 1rem; color: var(--teal-dark); flex-basis: 100%; }
.nav-links { display: flex; flex-wrap: wrap; gap: 6px 16px; flex: 1; }
.topnav a { color: var(--text); white-space: nowrap; }
.topnav a:hover { color: var(--teal-dark); }
.logout-form button { background: none; border: none; color: var(--slate); cursor: pointer; font: inherit; padding: 0; white-space: nowrap; }
.logout-form button:hover { color: var(--danger); }

.login-box { max-width: 380px; margin: 15vh auto; }
.login-box input[type="email"] { width: 100%; padding: 11px; margin: 12px 0; border: 1px solid var(--border); border-radius: 8px; background: var(--white); color: var(--text); font: inherit; font-size: 1rem; }
.login-box button, form button[type="submit"] {
    background: var(--teal-dark); color: #fff; border: none; padding: 10px 20px; border-radius: 8px; cursor: pointer; font: inherit; font-weight: 600;
}
.login-box button:hover, form button[type="submit"]:hover { background: var(--teal); }

.prose, .story-text, .criteria-list, .timeline-body, .question-card p:not(.subtle) {
    font-size: 1rem;
    line-height: 1.65;
    max-width: 62ch;
}
.prose { white-space: pre-line; margin-bottom: 16px; }

.alert-row { display: flex; gap: 8px; margin-bottom: 16px; flex-wrap: wrap; }
.alert { padding: 8px 14px; border-radius: 8px; font-size: 0.82rem; text-decoration: none; font-weight: 600; }
.alert-warn { background: rgba(201, 138, 31, 0.12); color: var(--in-progress); }
.alert-conflict { background: rgba(179, 69, 47, 0.1); color: var(--danger); }
.alert-good { background: rgba(0, 107, 94, 0.1); color: var(--teal-dark); }

.milestone-heading-row { display: flex; justify-content: space-between; align-items: baseline; flex-wrap: wrap; gap: 6px; border-bottom: 2px solid var(--border); margin: 34px 0 10px; padding-bottom: 6px; }
.milestone-heading-row h2 { border: none; margin: 0; padding: 0; }
.milestone-badges { display: flex; gap: 6px; flex-wrap: wrap; }
.badge-off-track { background: rgba(179, 69, 47, 0.12); color: var(--danger); }

/* milestone map: the one genuine sequence */
.milestone-map { display: flex; align-items: stretch; gap: 8px; overflow-x: auto; padding: 8px 0 20px; }
.milestone-card {
    background: var(--white); border-radius: 12px;
    padding: 14px; min-width: 150px; flex: 1;
    border-top: 4px solid var(--not-started);
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}
.milestone-card.status-in_progress { border-top-color: var(--in-progress); }
.milestone-card.status-blocked { border-top-color: var(--blocked); }
.milestone-card.status-done { border-top-color: var(--done); }
.milestone-number { font-family: var(--font-accent); font-size: 0.7rem; color: var(--slate); }
.milestone-title { font-family: var(--font-heading); font-weight: 700; font-size: 0.95rem; margin: 4px 0 8px; }
.milestone-progress-bar { height: 5px; background: var(--border); border-radius: 3px; overflow: hidden; }
.milestone-progress-bar span { display: block; height: 100%; background: var(--teal); }
.milestone-progress-label, .milestone-status-label { font-size: 0.68rem; color: var(--slate); margin-top: 4px; }
.arrow { display: flex; align-items: center; color: var(--slate); font-size: 1.2rem; }

.milestone-detail { border-bottom: 1px solid var(--border); padding: 14px 0; }
.milestone-detail summary { cursor: pointer; font-family: var(--font-heading); font-weight: 700; font-size: 1.05rem; color: var(--teal-dark); }
.section-heading { font-weight: 700; margin: 14px 0 4px; font-size: 0.9rem; color: var(--teal-dark); }
li.done { text-decoration: line-through; color: var(--slate); }
li.blocking { color: var(--danger); }

.badge {
    display: inline-block; background: var(--bg-light); color: var(--slate);
    font-size: 0.7rem; padding: 3px 9px; border-radius: 20px; font-family: var(--font-accent);
}

ul.checklist { list-style: none; padding: 0; }
ul.checklist li { display: flex; align-items: flex-start; gap: 8px; padding: 8px 0; border-bottom: 1px solid var(--border); }
.inline-form { display: inline; }
.checkbox-btn {
    width: 18px; height: 18px; border: 2px solid var(--border); border-radius: 5px;
    background: var(--white); cursor: pointer; padding: 0; margin-top: 2px; flex-shrink: 0;
}
.checkbox-btn.checked { background: var(--teal); border-color: var(--teal); }

.question-card, .story-card, .feature-card, .timeline-entry {
    background: var(--white);
    border-left: 4px solid var(--not-started);
    border-radius: 8px;
    padding: 12px 14px;
    margin-bottom: 8px;
    box-shadow: 0 1px 6px rgba(0,0,0,0.04);
}
.question-card.category-exhibit_conflict, .story-card.status-failed { border-left-color: var(--danger); }
.question-card.category-client_decision { border-left-color: var(--in-progress); }
.question-card.category-spike { border-left-color: var(--blue); }
.question-card.resolved, .story-card.status-passed, .story-card.status-done { border-left-color: var(--done); opacity: 0.7; }
.story-card.status-in_progress { border-left-color: var(--in-progress); }
.story-card.status-wont_do { border-left-color: var(--not-started); opacity: 0.6; }
.resolve-form { display: flex; gap: 8px; margin-top: 8px; }
.resolve-form input[type="text"] { flex: 1; padding: 7px; border: 1px solid var(--border); border-radius: 6px; background: var(--bg-light); color: var(--text); font: inherit; }

.log-form { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 24px; padding: 16px; background: var(--white); border-radius: 12px; box-shadow: 0 1px 6px rgba(0,0,0,0.04); }
.log-form input, .log-form select, .log-form textarea {
    padding: 9px; border: 1px solid var(--border); border-radius: 6px; background: var(--bg-light); color: var(--text); font-family: inherit; font-size: 0.9rem;
}
.log-form textarea { flex: 1 0 100%; min-height: 50px; }

.timeline-date { font-family: var(--font-accent); font-size: 0.72rem; color: var(--slate); }
.timeline-tag { margin-left: 6px; }
.timeline-title { font-weight: 700; margin-top: 2px; }
.timeline-body { margin-top: 4px; }

.flash { background: var(--teal); color: #fff; padding: 10px 14px; border-radius: 8px; margin-bottom: 12px; font-size: 0.9rem; }

.feature-grid { display: flex; flex-direction: column; gap: 8px; margin-bottom: 12px; }
.feature-card { display: block; text-decoration: none; color: var(--text); transition: box-shadow 0.15s, transform 0.15s; }
.feature-card:hover { box-shadow: 0 4px 16px rgba(0,0,0,0.08); transform: translateY(-1px); text-decoration: none; }
.feature-title { font-family: var(--font-heading); font-weight: 700; color: var(--teal-dark); }
.feature-summary { font-size: 0.9rem; color: var(--slate); margin: 3px 0 6px; max-width: 55ch; }
.feature-components { display: flex; flex-wrap: wrap; gap: 4px; margin: 4px 0; }
.feature-components .badge { margin-left: 0; }

.flow-diagram { display: flex; align-items: center; flex-wrap: wrap; gap: 4px; margin: 16px 0; }
.flow-diagram.vertical { flex-direction: column; align-items: flex-start; }
.flow-step { display: flex; align-items: center; gap: 6px; }
.flow-diagram.vertical .flow-step { flex-direction: column; align-items: flex-start; margin-bottom: 4px; }
.flow-box {
    background: var(--bg-light); border: 1px solid var(--teal); color: var(--teal-dark);
    border-radius: 20px; padding: 6px 12px; font-size: 0.8rem; font-weight: 600; font-family: var(--font-accent);
}
.flow-arrow { color: var(--slate); font-size: 1rem; display: flex; align-items: center; gap: 4px; }
.flow-label { font-size: 0.68rem; font-weight: 400; background: var(--bg-light); padding: 1px 8px; border-radius: 10px; font-family: var(--font-accent); color: var(--slate); }

.component-list { padding-left: 0; list-style: none; }
.component-list li { margin-bottom: 8px; padding: 10px 14px; border-radius: 8px; background: var(--white); font-size: 0.9rem; box-shadow: 0 1px 6px rgba(0,0,0,0.04); }
.component-list strong { font-family: var(--font-accent); color: var(--teal-dark); }

.story-list { display: flex; flex-direction: column; gap: 8px; margin-bottom: 20px; }
.story-head { display: flex; justify-content: space-between; align-items: baseline; gap: 8px; margin-bottom: 4px; }
.story-title { font-family: var(--font-heading); font-weight: 700; color: var(--teal-dark); }
.criteria-list { margin: 0 0 8px; padding-left: 18px; font-size: 0.92rem; }
.story-form { display: flex; gap: 8px; margin-top: 8px; flex-wrap: wrap; }
.story-form select, .story-form input[type="text"] { padding: 7px; border: 1px solid var(--border); border-radius: 6px; background: var(--bg-light); color: var(--text); font: inherit; font-size: 0.85rem; }
.story-form input[type="text"] { flex: 1; min-width: 120px; }
.story-meta { display: flex; flex-wrap: wrap; gap: 6px; margin: 6px 0; }
.story-meta .badge { margin-left: 0; }

.filter-bar { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin-bottom: 20px; padding: 12px 14px; background: var(--white); border-radius: 10px; box-shadow: 0 1px 6px rgba(0,0,0,0.04); }
.filter-bar select { padding: 7px 10px; border: 1px solid var(--border); border-radius: 6px; background: var(--bg-light); color: var(--text); font: inherit; font-size: 0.88rem; }
.filter-bar button { background: var(--teal-dark); color: #fff; border: none; padding: 7px 16px; border-radius: 6px; cursor: pointer; font: inherit; font-size: 0.88rem; }
.filter-bar button:hover { background: var(--teal); }
.filter-bar a { font-size: 0.85rem; color: var(--slate); }

.spec-section { margin-bottom: 36px; }
.spec-section h3 { font-family: var(--font-heading); font-size: 1.1rem; font-weight: 700; margin: 0 0 4px; color: var(--teal-dark); }
.spec-meta { font-size: 0.78rem; color: var(--slate); margin-bottom: 8px; }