/* UnitBoard styles */

:root {
    --bg:        #f7f8fa;
    --surface:   #ffffff;
    --surface-2: #f1f3f6;
    --border:    #e3e6ec;
    --text:      #1a1f2c;
    --text-muted:#6b7280;
    --primary:   #3b82f6;
    --primary-d: #2563eb;
    --success:   #16a34a;
    --danger:    #dc2626;
    --warn:      #d97706;
    --user-colour: #3b82f6;

    --radius: 8px;
    --radius-sm: 6px;
    --shadow: 0 1px 2px rgba(0,0,0,.04), 0 1px 3px rgba(0,0,0,.06);
}

[data-theme="dark"] {
    --bg:        #0f1115;
    --surface:   #171a21;
    --surface-2: #1e222b;
    --border:    #2a2f3a;
    --text:      #e6e8ee;
    --text-muted:#8a93a3;
    --primary:   #60a5fa;
    --primary-d: #3b82f6;
    --shadow: 0 1px 2px rgba(0,0,0,.4);
}

@media (prefers-color-scheme: dark) {
    [data-theme="system"] {
        --bg:        #0f1115;
        --surface:   #171a21;
        --surface-2: #1e222b;
        --border:    #2a2f3a;
        --text:      #e6e8ee;
        --text-muted:#8a93a3;
        --primary:   #60a5fa;
        --primary-d: #3b82f6;
    }
}

* { box-sizing: border-box; }

html, body { height: 100%; }

body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background: var(--bg);
    color: var(--text);
    font-size: 15px;
    line-height: 1.5;
}

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

h1, h2, h3 { margin: 0 0 .75rem; }
h1 { font-size: 1.6rem; }
h2 { font-size: 1.2rem; }

.muted { color: var(--text-muted); }
.small { font-size: .85em; }

/* Top bar */
.topbar {
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow);
}
.topbar-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: .75rem 1.25rem;
    display: flex;
    align-items: center;
    gap: 1.5rem;
}
.brand {
    font-weight: 700;
    color: var(--text);
    font-size: 1.1rem;
}
.nav { display: flex; gap: 1rem; flex: 1; }
.nav a { color: var(--text); padding: .25rem .5rem; border-radius: var(--radius-sm); }
.nav a:hover { background: var(--surface-2); text-decoration: none; }
.user-block { display: flex; align-items: center; gap: .6rem; }
.user-name { color: var(--text); }
.user-link { display: inline-flex; align-items: center; gap: .25rem; color: var(--text); padding: .25rem .5rem; border-radius: var(--radius-sm); }
.user-link:hover { background: var(--surface-2); text-decoration: none; }

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1.5rem 1.25rem 4rem;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: .5rem .9rem;
    border: 1px solid var(--border);
    background: var(--surface);
    color: var(--text);
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: .9rem;
    font-family: inherit;
    text-decoration: none;
    transition: background .15s, border-color .15s;
}
.btn:hover { background: var(--surface-2); text-decoration: none; }
.btn-primary { background: var(--primary); border-color: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-d); border-color: var(--primary-d); }
.btn-success { background: var(--success); border-color: var(--success); color: #fff; }
.btn-danger  { background: var(--danger);  border-color: var(--danger);  color: #fff; }
.btn-ghost   { background: transparent; }
.btn-sm { padding: .3rem .6rem; font-size: .8rem; }

.theme-toggle {
    background: var(--surface-2);
    border: 1px solid var(--border);
    border-radius: 50%;
    width: 32px;
    height: 32px;
    cursor: pointer;
    color: var(--text);
}

.inline-form { display: inline-flex; gap: .25rem; align-items: center; margin: 0; }

/* Cards */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 1rem;
}
.card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1rem;
    box-shadow: var(--shadow);
    color: var(--text);
    display: block;
}
.card:hover { border-color: var(--primary); text-decoration: none; }
.card-head { display: flex; justify-content: space-between; margin-bottom: .5rem; }
.card-title { font-weight: 600; }
.unit-code {
    font-family: ui-monospace, SFMono-Regular, monospace;
    font-weight: 600;
    background: var(--surface-2);
    padding: .15rem .5rem;
    border-radius: var(--radius-sm);
}

/* Stats */
.stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 1rem;
    margin-bottom: 1.5rem;
}
.stat-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1rem 1.25rem;
}
.stat-label { color: var(--text-muted); font-size: .85rem; text-transform: uppercase; letter-spacing: .03em; }
.stat-value { font-size: 1.8rem; font-weight: 700; margin-top: .25rem; }

.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}
@media (max-width: 800px) { .grid-2 { grid-template-columns: 1fr; } }

.panel {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1rem 1.25rem;
}

/* Page header */
.page-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    gap: 1rem;
    margin-bottom: 1rem;
}
.page-header .actions { display: flex; gap: .5rem; align-items: center; }

/* Forms */
.form { display: flex; flex-direction: column; gap: .9rem; max-width: 540px; }
.form label { display: flex; flex-direction: column; gap: .3rem; font-size: .9rem; }
.form input, .form select, .form textarea {
    padding: .55rem .7rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--surface);
    color: var(--text);
    font: inherit;
}
.form input:focus, .form select:focus, .form textarea:focus {
    outline: 2px solid var(--primary);
    outline-offset: 1px;
}
.form-actions { display: flex; gap: .5rem; }

/* Auth */
.auth-body {
    background: var(--bg);
    min-height: 100vh;
    display: grid;
    place-items: center;
}
.auth-card {
    background: var(--surface);
    padding: 2rem;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
    width: 360px;
    max-width: 92vw;
}
.auth-card h1 { text-align: center; margin-bottom: 1rem; }

.alert {
    padding: .6rem .8rem;
    border-radius: var(--radius-sm);
    margin-bottom: 1rem;
}
.alert-error { background: rgba(220,38,38,.1); color: var(--danger); border: 1px solid var(--danger); }

/* Badges + dots */
.badge {
    display: inline-block;
    padding: .15rem .5rem;
    border-radius: 999px;
    background: var(--surface-2);
    font-size: .75rem;
    color: var(--text-muted);
    border: 1px solid var(--border);
}
.badge-done    { background: rgba(22,163,74,.12); color: var(--success); border-color: rgba(22,163,74,.3); }
.badge-pending { background: rgba(217,119,6,.12); color: var(--warn);    border-color: rgba(217,119,6,.3); }
.badge-ref     { font-family: ui-monospace, SFMono-Regular, monospace; }
.badge-aim     { background: rgba(59,130,246,.12); color: var(--primary); border-color: rgba(59,130,246,.3); }
.badge-admin   { background: rgba(220,38,38,.12); color: var(--danger);  border-color: rgba(220,38,38,.3); margin-left: .25rem; font-weight: 600; }

.btn-admin {
    background: var(--danger);
    border-color: var(--danger);
    color: #fff !important;
    font-weight: 600;
}
.btn-admin:hover { background: #b91c1c; border-color: #b91c1c; }

.user-dot {
    display: inline-block;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    vertical-align: middle;
    margin-right: .25rem;
}

/* Lists */
.objective-list, .session-list { list-style: none; padding: 0; margin: 0; }
.objective-list li, .session-list li {
    padding: .6rem .25rem;
    border-bottom: 1px solid var(--border);
    display: flex;
    gap: .5rem;
    align-items: center;
    flex-wrap: wrap;
}
.objective-list li:last-child, .session-list li:last-child { border-bottom: none; }

.aim-group { margin-bottom: 1.5rem; }
.aim-heading {
    border-bottom: 2px solid var(--primary);
    padding-bottom: .25rem;
    margin-bottom: .5rem;
}
.objective-row {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 1rem;
    padding: .75rem;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    margin-bottom: .5rem;
}
.objective-row.is-complete { opacity: .55; }
.objective-row.is-complete .obj-title { text-decoration: line-through; }
.obj-main { flex: 1; }
.obj-title { font-weight: 500; margin-left: .5rem; }
.obj-desc { margin: .35rem 0 0; }
.obj-side { display: flex; gap: .35rem; align-items: center; flex-wrap: wrap; }
.assignee { display: inline-flex; align-items: center; gap: .25rem; font-size: .85rem; }

/* Tables */
.table {
    width: 100%;
    border-collapse: collapse;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
}
.table th, .table td {
    padding: .6rem .8rem;
    text-align: left;
    border-bottom: 1px solid var(--border);
    vertical-align: top;
}
.table thead th {
    background: var(--surface-2);
    font-size: .8rem;
    text-transform: uppercase;
    letter-spacing: .03em;
    color: var(--text-muted);
}
.table tr:last-child td { border-bottom: none; }
.table tr.is-done { opacity: .6; }
.actions-cell { white-space: nowrap; }

.filter-bar {
    display: flex;
    gap: .75rem;
    align-items: end;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}
.filter-bar label { display: flex; flex-direction: column; gap: .2rem; font-size: .85rem; }
/* Today panel */
.today-panel { margin-bottom: 1.5rem; border-left: 4px solid var(--user-colour); }
.today-head  { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: .75rem; }
.today-head h2 { margin: 0; }
.today-sub { font-size: .9rem; text-transform: uppercase; letter-spacing: .04em; color: var(--text-muted); margin: 0 0 .5rem; }

.today-list, .today-objectives { list-style: none; padding: 0; margin: 0; }
.today-list li {
    padding: .45rem 0;
    border-bottom: 1px solid var(--border);
    display: flex;
    gap: .6rem;
    align-items: center;
}
.today-list li:last-child { border-bottom: none; }

.today-objectives li {
    padding: .45rem 0;
    border-bottom: 1px solid var(--border);
}
.today-objectives li:last-child { border-bottom: none; }
.today-objectives a { color: var(--text); display: block; }
.today-objectives a:hover { color: var(--primary); text-decoration: none; }
.today-objectives li.is-complete { opacity: .55; }
.today-objectives li.is-complete a { text-decoration: line-through; }

:target.objective-row { outline: 2px solid var(--primary); outline-offset: 2px; }

/* Timetable grid */
.timetable-grid {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: .75rem;
    margin-top: 1rem;
}
@media (max-width: 900px) { .timetable-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .timetable-grid { grid-template-columns: 1fr; } }

.tt-day {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: .75rem;
    min-height: 120px;
}
.tt-day-heading {
    font-size: .9rem;
    text-transform: uppercase;
    letter-spacing: .04em;
    color: var(--text-muted);
    margin: 0 0 .5rem;
    border-bottom: 1px solid var(--border);
    padding-bottom: .35rem;
}
.tt-slot {
    background: var(--surface-2);
    border-left: 4px solid var(--primary);
    border-radius: var(--radius-sm);
    padding: .5rem .6rem;
    margin-bottom: .5rem;
}
.tt-time { font-family: ui-monospace, SFMono-Regular, monospace; font-size: .85rem; color: var(--text-muted); }
.tt-group { font-weight: 600; margin-top: .15rem; }
.tt-room, .tt-notes { margin-top: .15rem; }
.tt-actions { display: flex; gap: .25rem; margin-top: .4rem; }

.form-row { display: flex; gap: .75rem; }
.form-row label { flex: 1; }

.filter-bar select {
    padding: .4rem .6rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--surface);
    color: var(--text);
    font: inherit;
}