/* CDP2 -- shared styles */
:root {
    --navy-dark: #0f2942;
    --navy: #16324f;
    --navy-light: #1e4266;
    --orange: #e8871e;
    --orange-dark: #c96f10;
    --bg: #f4f6f9;
    --card-bg: #ffffff;
    --text: #1f2937;
    --text-muted: #6b7280;
    --border: #e2e8f0;
    --success: #1a9e5c;
    --danger: #d64545;
    --radius: 10px;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background: var(--bg);
    color: var(--text);
}

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

.navbar {
    background: var(--navy-dark);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 32px;
    height: 64px;
}

.navbar .brand {
    font-size: 20px;
    font-weight: 700;
}
.navbar .brand span { color: var(--orange); }

.navbar nav a {
    color: #cbd5e1;
    margin-right: 20px;
    font-weight: 600;
    padding: 8px 12px;
    border-radius: 6px;
}
.navbar nav a.active,
.navbar nav a:hover {
    color: #fff;
    background: var(--navy-light);
    text-decoration: none;
}

.navbar .user-menu {
    display: flex;
    align-items: center;
    gap: 16px;
    color: #cbd5e1;
}

.page {
    max-width: 1100px;
    margin: 0 auto;
    padding: 40px 24px;
}

.page-narrow {
    max-width: 560px;
    margin: 0 auto;
    padding: 40px 24px;
}

h1 { font-size: 30px; margin: 0 0 8px; }
h2 { font-size: 22px; margin: 0 0 16px; }
.subtitle { color: var(--text-muted); margin-bottom: 32px; }

.card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
    margin-bottom: 20px;
    box-shadow: 0 1px 2px rgba(0,0,0,0.04);
}

.card-link {
    display: flex;
    align-items: center;
    gap: 16px;
    cursor: pointer;
    transition: box-shadow .15s ease, transform .15s ease;
}
.card-link:hover {
    box-shadow: 0 4px 14px rgba(0,0,0,0.08);
    transform: translateY(-1px);
    text-decoration: none;
}
.card-icon {
    width: 48px; height: 48px;
    border-radius: 8px;
    display: flex; align-items: center; justify-content: center;
    font-size: 22px;
    color: #fff;
    flex-shrink: 0;
}
.card-icon.admin { background: var(--navy-dark); }
.card-icon.instructor { background: var(--orange); }
.card-icon.student { background: var(--success); }
.card-title { font-weight: 700; font-size: 17px; color: var(--text); }
.card-desc { color: var(--text-muted); font-size: 14px; }

.stat-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin: 24px 0 32px;
}
.stat-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    text-align: center;
}
.stat-number { font-size: 30px; font-weight: 700; color: var(--navy-dark); }
.stat-label { color: var(--text-muted); font-size: 14px; margin-top: 4px; }

.hero {
    background: linear-gradient(135deg, var(--navy-dark), var(--navy));
    color: #fff;
    border-radius: var(--radius);
    text-align: center;
    padding: 48px 32px;
    margin-bottom: 32px;
}
.hero .eyebrow { color: var(--orange); font-weight: 700; letter-spacing: .08em; font-size: 13px; }
.hero h1 { color: #fff; margin-top: 10px; }
.hero p { color: #cbd5e1; }

label { display: block; font-weight: 600; margin-bottom: 6px; font-size: 14px; }
input[type=text], input[type=email], input[type=password], input[type=number],
input[type=date], input[type=datetime-local], input[type=file],
select, textarea {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 15px;
    margin-bottom: 18px;
    background: #fff;
    color: var(--text);
}
textarea { min-height: 100px; resize: vertical; }
input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--orange);
    box-shadow: 0 0 0 3px rgba(232,135,30,0.15);
}

.btn {
    display: inline-block;
    background: var(--orange);
    color: #fff;
    border: none;
    padding: 12px 20px;
    border-radius: 8px;
    font-weight: 700;
    font-size: 15px;
    cursor: pointer;
    text-align: center;
}
.btn:hover { background: var(--orange-dark); text-decoration: none; color: #fff; }
.btn-secondary { background: var(--navy); }
.btn-secondary:hover { background: var(--navy-light); }
.btn-danger { background: var(--danger); }
.btn-outline { background: transparent; color: var(--navy-dark); border: 1px solid var(--border); }
.btn-block { width: 100%; }
.btn-sm { padding: 7px 12px; font-size: 13px; }

table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--border); font-size: 14px; }
th { color: var(--text-muted); font-weight: 600; font-size: 12px; text-transform: uppercase; letter-spacing: .04em; }

.badge {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 700;
}
.badge-scheduled { background: #e2e8f0; color: #475569; }
.badge-presurvey_open { background: #fde68a; color: #92400e; }
.badge-in_progress { background: #bfdbfe; color: #1e40af; }
.badge-complete { background: #bbf7d0; color: #166534; }

.alert {
    padding: 12px 16px;
    border-radius: 8px;
    margin-bottom: 20px;
    font-size: 14px;
}
.alert-error { background: #fee2e2; color: #991b1b; border: 1px solid #fecaca; }
.alert-success { background: #dcfce7; color: #166534; border: 1px solid #bbf7d0; }
.alert-info { background: #dbeafe; color: #1e3a8a; border: 1px solid #bfdbfe; }

.login-card {
    max-width: 420px;
    margin: 60px auto;
    background: var(--card-bg);
    border-radius: var(--radius);
    padding: 40px;
    box-shadow: 0 4px 24px rgba(0,0,0,0.08);
}
.login-card .brand { text-align: center; font-size: 26px; font-weight: 800; margin-bottom: 4px; }
.login-card .brand span { color: var(--orange); }
.login-card .tagline { text-align: center; color: var(--text-muted); margin-bottom: 28px; }

.score-screen {
    text-align: center;
    padding: 80px 20px;
}
.score-percent {
    font-size: 72px;
    font-weight: 800;
    color: var(--orange);
}

.slide-viewer {
    background: #000;
    border-radius: var(--radius);
    min-height: 480px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    overflow: hidden;
    position: relative;
}
.slide-controls {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 16px;
}

.toolbar { display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px; }
.form-row { display: flex; gap: 16px; }
.form-row > * { flex: 1; }
.muted { color: var(--text-muted); font-size: 13px; }
.section-divider { border: none; border-top: 1px solid var(--border); margin: 28px 0; }