/* ── ChooseTutor Student Dashboard — Shared Styles ── */
@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=DM+Mono:wght@400;500&display=swap');
@import url('https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.5.0/css/all.min.css');

*,*::before,*::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
    --bg:        #f0f4f8;
    --surface:   #ffffff;
    --border:    #e2e8f0;
    --accent:    #2e86de;
    --accent-dk: #1a6bbf;
    --accent-lt: #eff6ff;
    --navy:      #0d1b2a;
    --text-1:    #0f172a;
    --text-2:    #475569;
    --text-3:    #94a3b8;
    --success:   #16a34a;
    --danger:    #dc2626;
    --warning:   #d97706;
    --radius:    10px;
    --radius-lg: 14px;
    --shadow:    0 1px 4px rgba(0,0,0,.06), 0 4px 16px rgba(0,0,0,.06);
    --sidebar-w: 230px;
    --font:      'DM Sans', system-ui, sans-serif;
    --font-mono: 'DM Mono', monospace;
}

html, body {
    font-family: var(--font);
    background: var(--bg);
    color: var(--text-1);
    font-size: 14px;
    line-height: 1.6;
    min-height: 100vh;
}

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

/* ── Page shell ── */
.ds-wrap {
    display: flex;
    min-height: 100vh;
}

.ds-sidebar {
    width: var(--sidebar-w);
    flex-shrink: 0;
    position: sticky;
    top: 0;
    height: 100vh;
    overflow-y: auto;
}

.ds-main {
    flex: 1;
    padding: 32px 28px 56px;
    min-width: 0;
}

/* ── Page header ── */
.ds-page-title {
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--text-1);
    margin-bottom: 6px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.ds-page-title i {
    color: var(--accent);
    font-size: 1.1rem;
}

.ds-page-sub {
    font-size: 15px;
    color: var(--text-5);
    margin-bottom: 28px;
}

/* ── Stat cards ── */
.ds-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 16px;
    margin-bottom: 32px;
}

.ds-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    box-shadow: var(--shadow);
    position: relative;
    overflow: hidden;
}

.ds-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: var(--accent);
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.ds-card.green::before  { background: var(--success); }
.ds-card.amber::before  { background: var(--warning); }
.ds-card.navy::before   { background: var(--navy); }

.ds-card-label {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .06em;
    color: var(--text-3);
}

.ds-card-value {
    font-size: 1.9rem;
    font-weight: 700;
    color: var(--text-1);
    font-family: var(--font-mono);
    line-height: 1;
}

.ds-card-icon {
    position: absolute;
    top: 16px; right: 16px;
    font-size: 1.4rem;
    color: var(--border);
}

/* ── Section box ── */
.ds-box {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    overflow: hidden;
    margin-bottom: 24px;
}

.ds-box-header {
    padding: 16px 20px;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.ds-box-title {
    font-size: 14px;
    font-weight: 700;
    color: var(--text-1);
    display: flex;
    align-items: center;
    gap: 8px;
}

.ds-box-title i { color: var(--accent); }

.ds-box-body { padding: 20px; }

/* ── Badges ── */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 9px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 600;
}

.badge-green  { background: #dcfce7; color: #15803d; }
.badge-red    { background: #fee2e2; color: #b91c1c; }
.badge-amber  { background: #fef3c7; color: #92400e; }
.badge-blue   { background: #dbeafe; color: #1d4ed8; }
.badge-gray   { background: #f1f5f9; color: #475569; }

/* ── Job card ── */
.job-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 20px;
    margin-bottom: 16px;
    box-shadow: var(--shadow);
    transition: box-shadow .2s;
}

.job-card:hover { box-shadow: 0 4px 20px rgba(0,0,0,.10); }

.job-card-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 14px;
    flex-wrap: wrap;
}

.job-card-id {
    font-size: 12px;
    font-weight: 700;
    color: var(--text-3);
    font-family: var(--font-mono);
}

.job-card-date {
    font-size: 12px;
    color: var(--text-3);
}

.job-meta {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 8px 16px;
    margin-bottom: 16px;
}

.job-meta-item {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    font-size: 13px;
    color: var(--text-2);
}

.job-meta-item i {
    color: var(--text-3);
    font-size: 13px;
    margin-top: 2px;
    flex-shrink: 0;
    width: 14px;
    text-align: center;
}

.job-meta-item strong {
    color: var(--text-1);
    font-weight: 600;
}

.job-card-footer {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
    padding-top: 14px;
    border-top: 1px solid var(--border);
}

/* ── Buttons ── */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    border-radius: var(--radius);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    border: none;
    transition: background .15s, transform .1s;
    text-decoration: none;
    font-family: var(--font);
}

.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn:active { transform: scale(.98); }

.btn-primary   { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-dk); }

.btn-outline {
    background: transparent;
    border: 1.5px solid var(--border);
    color: var(--text-2);
}
.btn-outline:hover { border-color: var(--accent); color: var(--accent); background: var(--accent-lt); }

.btn-danger { background: #fee2e2; color: var(--danger); border: 1.5px solid #fecaca; }
.btn-danger:hover { background: var(--danger); color: #fff; }

.btn-success { background: #dcfce7; color: var(--success); border: 1.5px solid #bbf7d0; }
.btn-success:hover { background: var(--success); color: #fff; }

.btn-sm { padding: 6px 12px; font-size: 12px; }

/* ── Form elements ── */
.form-section {
    margin-bottom: 28px;
}

.form-section-title {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .07em;
    color: var(--text-3);
    margin-bottom: 16px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: 8px;
}

.form-section-title i { color: var(--accent); }

.field { margin-bottom: 18px; }

.field label {
    display: block;
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .04em;
    color: var(--text-2);
    margin-bottom: 6px;
}

.field label .req { color: var(--danger); margin-left: 2px; }

.field input[type=text],
.field input[type=email],
.field input[type=tel],
.field input[type=password],
.field select,
.field textarea {
    width: 100%;
    padding: 10px 13px;
    border: 1.5px solid var(--border);
    border-radius: var(--radius);
    font-size: 14px;
    font-family: var(--font);
    color: var(--text-1);
    background: var(--surface);
    outline: none;
    transition: border-color .15s, box-shadow .15s;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(46,134,222,.12);
}

.field textarea { resize: vertical; min-height: 100px; }

.field-hint {
    font-size: 11px;
    color: var(--text-3);
    margin-top: 5px;
}

.field-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

/* ── Pill checkboxes ── */
.check-group {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 2px;
}

.check-label {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 7px 13px;
    border-radius: 8px;
    cursor: pointer;
    border: 1.5px solid var(--border);
    font-size: 13px;
    font-weight: 500;
    color: var(--text-2);
    transition: border-color .15s, background .15s;
    user-select: none;
}

.check-label:hover { border-color: #93c5fd; background: var(--accent-lt); }

.check-label input {
    accent-color: var(--accent);
    width: 14px; height: 14px;
    cursor: pointer;
}

.check-label:has(input:checked) {
    border-color: var(--accent);
    background: var(--accent-lt);
    color: var(--accent);
    font-weight: 600;
}

/* ── Alerts ── */
.alert {
    border-radius: var(--radius);
    padding: 13px 16px;
    margin-bottom: 20px;
    font-size: 13px;
    line-height: 1.55;
    display: flex;
    gap: 10px;
    align-items: flex-start;
}

.alert i { margin-top: 1px; flex-shrink: 0; }
.alert-error   { background: #fef2f2; border: 1px solid #fecaca; color: #b91c1c; }
.alert-success { background: #f0fdf4; border: 1px solid #bbf7d0; color: #15803d; }
.alert-info    { background: var(--accent-lt); border: 1px solid #bfdbfe; color: #1d4ed8; }

.alert ul { padding-left: 16px; margin-top: 6px; }

/* ── Empty state ── */
.empty-state {
    text-align: center;
    padding: 48px 24px;
    color: var(--text-3);
}

.empty-state i { font-size: 2.5rem; margin-bottom: 12px; display: block; }
.empty-state p { font-size: 14px; margin-bottom: 16px; }

/* ── Plan cards ── */
.plan-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 20px;
}

.plan-card {
    background: var(--surface);
    border: 2px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    transition: border-color .2s, box-shadow .2s;
    box-shadow: var(--shadow);
}

.plan-card:hover {
    border-color: var(--accent);
    box-shadow: 0 4px 20px rgba(46,134,222,.15);
}

.plan-name {
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-1);
}

.plan-price {
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--accent);
    font-family: var(--font-mono);
}

.plan-features {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 7px;
    flex: 1;
}

.plan-features li {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    font-size: 13px;
    color: var(--text-2);
}

.plan-features li::before {
    content: '\f00c';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    color: var(--success);
    font-size: 11px;
    margin-top: 3px;
    flex-shrink: 0;
}

/* ── Responsive ── */
@media (max-width: 900px) {
    .ds-sidebar { display: none; }
    .ds-main { padding: 20px 16px 48px; }
}

@media (max-width: 520px) {
    .field-row { grid-template-columns: 1fr; }
    .ds-cards { grid-template-columns: 1fr 1fr; }
    .plan-grid { grid-template-columns: 1fr; }
}

@media (max-width: 380px) {
    .ds-cards { grid-template-columns: 1fr; }
}

/* ── Mobile top bar ── */
.ds-mobile-bar {
    display: none;
    position: fixed;
    top: 0; left: 0; right: 0;
    height: 52px;
    background: var(--navy);
    z-index: 1200;
    align-items: center;
    padding: 0 16px;
    gap: 12px;
}

.ds-mob-logo {
    flex: 1;
    font-size: 15px;
    font-weight: 700;
    color: #fff;
}

.ds-mob-toggle {
    width: 36px; height: 36px;
    background: rgba(255,255,255,.1);
    border: none;
    border-radius: 8px;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 4px;
    padding: 0;
}

.ds-mob-toggle span {
    display: block;
    width: 16px; height: 1.5px;
    background: #fff;
    border-radius: 2px;
    transition: transform .22s, opacity .22s;
}

.ds-mob-toggle.open span:nth-child(1) { transform: translateY(5.5px) rotate(45deg); }
.ds-mob-toggle.open span:nth-child(2) { opacity: 0; }
.ds-mob-toggle.open span:nth-child(3) { transform: translateY(-5.5px) rotate(-45deg); }

.ds-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,.45);
    z-index: 1100;
}

.ds-overlay.show { display: block; }

@media (max-width: 900px) {
    .ds-mobile-bar { display: flex; }
    .ds-wrap { padding-top: 52px; }

    .ds-sidebar {
        display: flex !important;
        position: fixed;
        top: 0; left: 0;
        height: 100vh;
        z-index: 1150;
        transform: translateX(-100%);
        transition: transform .25s cubic-bezier(.4,0,.2,1);
    }

    .ds-sidebar.open {
        transform: translateX(0);
        box-shadow: 6px 0 28px rgba(0,0,0,.35);
    }
}