/* Homeroom Flow — mobile-friendly */

:root {
    --bg: #fdf9f0;
    --card: #fff;
    --text: #1a2e28;
    --muted: #5c6b66;
    --accent: #0a2e22;
    --accent-secondary: #5c7791;
    --accent-light: #e8efe6;
    --accent-light-blue: #e8edf2;
    --border: #d4ddd0;
    --danger: #a33;
    --radius: 8px;
}

* { box-sizing: border-box; }

.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

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

a { color: var(--accent-secondary); }

a:hover {
    color: var(--accent);
}

.site-header {
    background: var(--card);
    border-bottom: 1px solid var(--border);
    padding: 0.75rem 1rem;
    box-shadow: 0 1px 0 rgba(10, 46, 34, 0.04);
}

.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.5rem 1rem;
    max-width: 960px;
    margin: 0 auto;
}

.logo-link {
    display: flex;
    align-items: center;
    text-decoration: none;
    line-height: 0;
}

.logo-img {
    height: 3.44rem;
    width: auto;
    max-width: min(275px, 55vw);
    display: block;
}

.auth-brand {
    text-align: center;
    margin-bottom: 1.25rem;
}

.auth-brand .logo-img {
    height: auto;
    max-width: min(350px, 85vw);
    margin: 0 auto;
}

.logo {
    font-weight: 700;
    text-decoration: none;
    color: var(--text);
}

.school-year { color: var(--muted); font-size: 0.9rem; }

.main-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem 1rem;
    max-width: 960px;
    margin: 0.75rem auto 0;
    font-size: 0.95rem;
}

.main-nav a {
    text-decoration: none;
    padding: 0.25rem 0;
    border-bottom: 2px solid transparent;
    color: var(--text);
}

.main-nav a:hover {
    color: var(--accent-secondary);
}

.main-nav a.active {
    border-bottom-color: var(--accent);
    color: var(--accent);
    font-weight: 600;
}

.week-bar {
    max-width: 960px;
    margin: 0.5rem auto 0;
}

.week-selector {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    flex-wrap: wrap;
}

.week-dates { color: var(--muted); font-size: 0.85rem; }

.weeks-list { display: flex; flex-direction: column; gap: 0.5rem; }

.week-row {
    display: grid;
    grid-template-columns: 5rem 1fr 1fr 5rem 1.5fr auto;
    gap: 0.75rem;
    align-items: end;
    padding: 0.75rem 1rem;
}

.week-row label { margin: 0; font-size: 0.85rem; }
.week-row-number { font-weight: 600; padding-bottom: 0.5rem; }

@media (max-width: 700px) {
    .week-row {
        grid-template-columns: 1fr 1fr;
    }
    .week-row-number { grid-column: 1 / -1; }
}

.container {
    max-width: 960px;
    margin: 0 auto;
    padding: 1rem;
}

h1 { font-size: 1.5rem; margin-top: 0; }
h2 { font-size: 1.15rem; margin-top: 1.5rem; }
h3 { font-size: 1rem; margin-top: 0; }

.muted { color: var(--muted); }
.small { font-size: 0.85rem; }

.flash {
    padding: 0.75rem 1rem;
    border-radius: var(--radius);
    margin-bottom: 1rem;
}

.flash-success {
    background: var(--accent-light);
    color: var(--accent);
    border: 1px solid var(--border);
}
.flash-error { background: #fde8e8; color: var(--danger); }

.btn {
    display: inline-block;
    background: var(--accent);
    color: #fff;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: var(--radius);
    text-decoration: none;
    font-size: 1rem;
    cursor: pointer;
}

.btn-secondary {
    background: #fff;
    color: var(--accent-secondary);
    border: 1px solid var(--accent-secondary);
}

.btn-secondary:hover {
    background: var(--accent-light-blue);
}

.card, .form-card, .list-card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1rem;
    margin-bottom: 1rem;
}

.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
}

label {
    display: block;
    margin-bottom: 0.75rem;
}

input[type="text"],
input[type="number"],
input[type="month"],
select,
textarea {
    width: 100%;
    padding: 0.5rem;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 1rem;
    margin-top: 0.25rem;
}

.form-actions { display: flex; gap: 0.5rem; flex-wrap: wrap; }

.tag {
    display: inline-block;
    background: var(--accent-light);
    color: var(--accent);
    font-size: 0.75rem;
    padding: 0.15rem 0.5rem;
    border-radius: 999px;
    margin-left: 0.5rem;
}

.tag-blue {
    background: var(--accent-light-blue);
    color: var(--accent-secondary);
}

.complete-week-box {
    margin-top: 1rem;
    padding: 1rem;
    background: var(--accent-light);
    border-color: var(--accent);
}

.complete-week-box h3 {
    margin: 0 0 0.5rem 0;
    font-size: 1rem;
}

.inline-check {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    margin-right: 1rem;
    font-size: 0.9rem;
}

.checklist-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
}

.checklist-header h2 { margin: 0; }

.print-actions {
    display: flex;
    gap: 0.5rem;
}

.btn-small {
    padding: 0.35rem 0.75rem;
    font-size: 0.9rem;
}

.checklist-group-title {
    font-size: 1rem;
    font-weight: 600;
    margin: 1.25rem 0 0.5rem;
    color: var(--text);
}

.checklist-section > .checklist-group-title:first-of-type {
    margin-top: 0.5rem;
}

.checklist {
    list-style: none;
    padding: 0;
    margin: 0;
}

.checklist-item {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 0.75rem;
    margin-bottom: 0.5rem;
}

.checklist-item.done {
    opacity: 0.6;
}

.checklist-item.done .check-label {
    text-decoration: line-through;
}

.checklist-item.overdue {
    border-left: 3px solid var(--danger);
}

.check-form label {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    margin: 0;
    cursor: pointer;
}

.check-form input[type="checkbox"] {
    width: 1.25rem;
    height: 1.25rem;
    margin-top: 0.15rem;
    flex-shrink: 0;
}

.week-tag {
    font-size: 0.8rem;
    color: var(--muted);
    margin-left: 2rem;
}

.progress-row {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 0.75rem 1rem;
    margin-bottom: 0.5rem;
}

.progress-child { font-size: 0.9rem; color: var(--muted); }

.list-card-header { margin-bottom: 0.25rem; }
.list-card.inactive { opacity: 0.5; }

.list-card-actions {
    display: flex;
    gap: 1rem;
    margin-top: 0.5rem;
    font-size: 0.9rem;
}

.llm-generate-box h3 { margin-top: 0; }

.file-upload {
    display: block;
}

.file-upload input[type="file"] {
    display: block;
    width: 100%;
    margin-top: 0.4rem;
    padding: 0.35rem 0;
    font-size: 1rem;
    color: var(--text);
    cursor: pointer;
}

.file-upload input[type="file"]::file-selector-button {
    font: inherit;
    font-weight: 600;
    padding: 0.5rem 1rem;
    margin-right: 0.85rem;
    border: 1px solid var(--accent-secondary);
    border-radius: var(--radius);
    background: #fff;
    color: var(--accent-secondary);
    cursor: pointer;
}

.file-upload input[type="file"]::-webkit-file-upload-button {
    font: inherit;
    font-weight: 600;
    padding: 0.5rem 1rem;
    margin-right: 0.85rem;
    border: 1px solid var(--accent-secondary);
    border-radius: var(--radius);
    background: #fff;
    color: var(--accent-secondary);
    cursor: pointer;
}

.file-upload .muted {
    display: block;
    margin-top: 0.4rem;
}

.excluded-assignment {
    opacity: 0.55;
}

.excluded-assignment input[type="text"] {
    font-style: italic;
}

.action-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin: 1rem 0;
}

.assignment-tools {
    flex-direction: column;
    align-items: stretch;
}

.assignment-tools .card {
    width: 100%;
}

.import-callout {
    background: var(--accent-light);
    border: 1px solid var(--accent);
    margin-bottom: 0;
}

.import-callout h2 {
    margin-top: 0;
}

.assignment-tools-panel {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 0.75rem 1rem;
    margin: 1rem 0;
}

.assignment-tools-panel > summary {
    cursor: pointer;
    font-weight: 600;
    color: var(--accent-secondary);
}

.assignment-tools-panel[open] > summary {
    margin-bottom: 0.75rem;
}

.assignments-list-header {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    margin: 1.25rem 0 0.75rem;
}

.assignments-list-header .muted {
    margin: 0;
}

.assignment-read-table td {
    line-height: 1.45;
}

.assignment-read-table .num-col,
.assignment-read-table .week-col,
.assignment-read-table .done-col {
    white-space: nowrap;
    width: 1%;
}

.assignment-read-table .week-col,
.assignment-read-table .done-col {
    text-align: center;
}

.tag-muted {
    background: #eee;
    color: var(--muted);
    font-size: 0.75rem;
    margin-left: 0.35rem;
    vertical-align: middle;
}

.form-inline {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    align-items: center;
    margin-bottom: 1rem;
}

.form-inline input[type="text"] { flex: 1; min-width: 200px; }

.inline-form { display: inline; }

.link-btn {
    background: none;
    border: none;
    color: var(--accent-secondary);
    cursor: pointer;
    font-size: inherit;
    padding: 0;
    text-decoration: underline;
}

.link-btn:hover {
    color: var(--accent);
}

.link-btn.danger { color: var(--danger); }

.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
}

.data-table th,
.data-table td {
    border: 1px solid var(--border);
    padding: 0.5rem;
    vertical-align: top;
}

.data-table th {
    background: var(--accent-light);
    color: var(--accent);
    text-align: left;
}

.full-width { width: 100%; }

.notes-list { list-style: none; padding: 0; }
.note-item {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1rem;
    margin-bottom: 0.75rem;
}

.ale-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.ale-content {
    white-space: pre-wrap;
    margin: 0.75rem 0;
    font-size: 0.95rem;
}

.history-list { padding-left: 1.25rem; }

.auth-page {
    max-width: 32rem;
    margin: 3rem auto;
}

.header-user {
    margin-left: auto;
}

.site-footer {
    text-align: center;
    color: var(--muted);
    font-size: 0.85rem;
    padding: 2rem 1rem 4.5rem;
}

.feedback-fab {
    position: fixed;
    right: 1rem;
    bottom: 1rem;
    z-index: 100;
    display: inline-block;
    background: var(--accent-secondary);
    color: #fff;
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 600;
    padding: 0.55rem 1rem;
    border-radius: 999px;
    box-shadow: 0 4px 14px rgba(10, 46, 34, 0.18);
}

.feedback-fab:hover {
    background: var(--accent);
    color: #fff;
}

@media (max-width: 600px) {
    .data-table { font-size: 0.8rem; }
    .main-nav { font-size: 0.85rem; }
    h1 { font-size: 1.25rem; }
}