/* ── Mentorship Booking System – Public CSS ─────────────────────────────── */
:root {
    --mbs-primary:   #1a2e6c;
    --mbs-accent:    #c8973a;
    --mbs-green:     #16a34a;
    --mbs-red:       #dc2626;
    --mbs-bg:        #f8f9ff;
    --mbs-border:    #e2e8f0;
    --mbs-text:      #1e293b;
    --mbs-muted:     #64748b;
    --mbs-radius:    10px;
    --mbs-shadow:    0 4px 24px rgba(26,46,108,.10);
}

/* ── Reset & Base ─────────────────────────────────────────────────────────── */
.mbs-wrapper, .mbs-dashboard, .mbs-auth-wrapper {
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    color: var(--mbs-text);
    max-width: 1100px;
    margin: 0 auto;
    padding: 24px 16px;
    box-sizing: border-box;
}
.mbs-wrapper *, .mbs-dashboard *, .mbs-auth-wrapper * { box-sizing: border-box; }

/* ── Buttons ──────────────────────────────────────────────────────────────── */
.mbs-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 10px 20px;
    border-radius: var(--mbs-radius);
    border: none;
    cursor: pointer;
    font-size: 14px;
    font-weight: 600;
    transition: all .2s;
    text-decoration: none;
}
.mbs-btn-primary  { background: var(--mbs-primary); color: #fff; }
.mbs-btn-primary:hover { background: #243a85; transform: translateY(-1px); box-shadow: 0 4px 12px rgba(26,46,108,.3); color:#fff; }
.mbs-btn-accent   { background: var(--mbs-accent); color: #fff; }
.mbs-btn-accent:hover { opacity:.9; }
.mbs-btn-outline  { background: transparent; color: var(--mbs-primary); border: 2px solid var(--mbs-primary); }
.mbs-btn-outline:hover { background: var(--mbs-primary); color:#fff; }
.mbs-btn-green    { background: var(--mbs-green); color:#fff; }
.mbs-btn-danger   { background: transparent; color: var(--mbs-red); border: 1px solid var(--mbs-red); font-size:12px; padding:6px 10px; }
.mbs-btn-sm       { padding: 6px 12px; font-size: 12px; }
.mbs-btn-full     { width: 100%; justify-content: center; }
.mbs-btn-social   { background: #fff; color: #333; border: 1px solid var(--mbs-border); }
.mbs-btn-social:hover { background: #f8faff; border-color: #aaa; color:#333; }
.mbs-btn-select   { margin-top:auto; width:100%; justify-content:center; padding:10px; }

/* ── Layout ───────────────────────────────────────────────────────────────── */
.mbs-layout {
    display: flex;
    gap: 28px;
    align-items: flex-start;
    margin-top: 24px;
}
.mbs-main    { flex: 1; min-width: 0; }
.mbs-sidebar { width: 320px; flex-shrink: 0; }
@media (max-width: 768px) {
    .mbs-layout { flex-direction: column; }
    .mbs-sidebar { width: 100%; }
}

/* ── Progress Bar ────────────────────────────────────────────────────────── */
.mbs-progress {
    display: flex;
    align-items: center;
    margin-bottom: 24px;
    flex-wrap: wrap;
    gap: 4px;
}
.mbs-progress-step {
    display: flex;
    align-items: center;
    gap: 6px;
    color: var(--mbs-muted);
    font-size: 13px;
    font-weight: 500;
}
.mbs-ps-num {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    border: 2px solid var(--mbs-border);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: 700;
    background: #fff;
}
.mbs-progress-step.active .mbs-ps-num  { background: var(--mbs-primary); color:#fff; border-color: var(--mbs-primary); }
.mbs-progress-step.done .mbs-ps-num    { background: var(--mbs-green);   color:#fff; border-color: var(--mbs-green); }
.mbs-progress-step.active .mbs-ps-label { color: var(--mbs-primary); font-weight:700; }
.mbs-progress-line { flex:1; height:2px; background: var(--mbs-border); min-width:20px; }

/* ── Steps ────────────────────────────────────────────────────────────────── */
.mbs-step { display: none; }
.mbs-step.active { display: block; }

.mbs-step-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
}
.mbs-step-num {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--mbs-primary);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 15px;
    flex-shrink: 0;
}
.mbs-step-header h2 { margin: 0; font-size: 20px; color: var(--mbs-primary); }

/* ── Form Cards (service chooser) ─────────────────────────────────────────── */
.mbs-form-cards {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px,1fr));
    gap: 20px;
    margin-top: 16px;
}
.mbs-form-card {
    background: #fff;
    border: 2px solid var(--mbs-border);
    border-radius: var(--mbs-radius);
    padding: 24px;
    cursor: pointer;
    transition: all .2s;
    display: flex;
    flex-direction: column;
}
.mbs-form-card:hover, .mbs-form-card.selected { border-color: var(--mbs-primary); box-shadow: var(--mbs-shadow); }
.mbs-mentor-avatar { width:64px; height:64px; border-radius:50%; margin-bottom:12px; object-fit:cover; }
.mbs-form-card h3  { margin:0 0 4px; font-size:16px; color:var(--mbs-primary); }
.mbs-mentor-name   { color:var(--mbs-muted); font-size:13px; margin:0 0 8px; }
.mbs-desc          { font-size:13px; color:var(--mbs-muted); margin:0 0 12px; flex:1; }
.mbs-card-meta     { display:flex; justify-content:space-between; align-items:center; margin-bottom:12px; }
.mbs-duration      { font-size:13px; color:var(--mbs-muted); display:flex; align-items:center; gap:4px; }
.mbs-duration svg  { width:14px; height:14px; }
.mbs-price         { font-size:18px; font-weight:700; color:var(--mbs-primary); }

/* ── Calendar ─────────────────────────────────────────────────────────────── */
.mbs-calendar-wrapper {
    background: #fff;
    border: 1px solid var(--mbs-border);
    border-radius: var(--mbs-radius);
    padding: 20px;
    margin-bottom: 20px;
    box-shadow: var(--mbs-shadow);
}
.mbs-cal-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
}
.mbs-cal-nav button {
    background: none;
    border: 1px solid var(--mbs-border);
    border-radius: 6px;
    padding: 6px 14px;
    cursor: pointer;
    font-size: 18px;
    color: var(--mbs-primary);
    transition: all .2s;
}
.mbs-cal-nav button:hover { background: var(--mbs-primary); color:#fff; }
#mbs-cal-title { font-size:16px; font-weight:700; color:var(--mbs-primary); }
.mbs-cal-grid-head {
    display: grid;
    grid-template-columns: repeat(7,1fr);
    text-align: center;
    font-size: 12px;
    font-weight: 600;
    color: var(--mbs-muted);
    margin-bottom: 8px;
}
.mbs-cal-grid {
    display: grid;
    grid-template-columns: repeat(7,1fr);
    gap: 4px;
}
.mbs-cal-day {
    aspect-ratio: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    font-size: 13px;
    cursor: pointer;
    border: none;
    background: none;
    transition: all .15s;
    font-weight: 500;
}
.mbs-cal-day.available  { background: #e8f5e9; color: #1b5e20; font-weight:600; }
.mbs-cal-day.available:hover { background: var(--mbs-green); color:#fff; transform:scale(1.1); }
.mbs-cal-day.selected   { background: var(--mbs-primary); color: #fff; }
.mbs-cal-day.today      { border: 2px solid var(--mbs-primary); }
.mbs-cal-day.disabled   { color: var(--mbs-border); cursor: not-allowed; }
.mbs-cal-day.empty      { background: none; cursor: default; }
.mbs-avail-legend { font-size:12px; color:var(--mbs-muted); margin-top:8px; display:flex; align-items:center; gap:6px; }
.mbs-legend-dot   { width:10px; height:10px; border-radius:50%; background:#e8f5e9; border:1px solid #1b5e20; display:inline-block; }
.mbs-timezone-note { font-size:13px; color:var(--mbs-muted); display:flex; align-items:center; gap:6px; margin-bottom:16px; }
.mbs-timezone-note svg { width:14px; height:14px; }

/* ── Time Slots ───────────────────────────────────────────────────────────── */
#mbs-time-slots-wrapper h3 { font-size:15px; color:var(--mbs-primary); margin-bottom:12px; }
.mbs-time-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(110px,1fr));
    gap: 10px;
    margin-bottom: 20px;
}
.mbs-time-slot {
    padding: 10px 0;
    text-align: center;
    border: 1px solid var(--mbs-border);
    border-radius: 8px;
    cursor: pointer;
    font-size: 13px;
    font-weight: 600;
    background: #fff;
    transition: all .15s;
}
.mbs-time-slot:hover   { border-color: var(--mbs-primary); color: var(--mbs-primary); background: #f0f4ff; }
.mbs-time-slot.selected { background: var(--mbs-primary); color: #fff; border-color: var(--mbs-primary); }

/* ── Form Fields ─────────────────────────────────────────────────────────── */
.mbs-field-group { margin-bottom: 16px; }
.mbs-field-group label { display:block; font-size:13px; font-weight:600; margin-bottom:6px; color:var(--mbs-text); }
.mbs-field-group input,
.mbs-field-group select,
.mbs-field-group textarea {
    width: 100%;
    padding: 10px 14px;
    border: 1px solid var(--mbs-border);
    border-radius: 8px;
    font-size: 14px;
    transition: border-color .2s;
    background: #fff;
    color: var(--mbs-text);
}
.mbs-field-group input:focus,
.mbs-field-group select:focus { outline:none; border-color: var(--mbs-primary); box-shadow: 0 0 0 3px rgba(26,46,108,.1); }
.req { color: var(--mbs-red); }
.mbs-phone-row { display:flex; gap:8px; }
.mbs-phone-row select { width: 120px; flex-shrink:0; }
.mbs-phone-row input  { flex:1; }

/* ── Security Badge ───────────────────────────────────────────────────────── */
.mbs-security-badge {
    display: flex;
    gap: 12px;
    background: var(--mbs-bg);
    border: 1px solid var(--mbs-border);
    border-radius: var(--mbs-radius);
    padding: 16px;
    margin: 20px 0;
}
.mbs-shield { font-size:36px; }
.mbs-security-badge strong { display:block; margin-bottom:4px; }
.mbs-security-badge p { font-size:13px; color:var(--mbs-muted); margin:0 0 8px; }
.mbs-badges { display:flex; gap:8px; flex-wrap:wrap; }
.mbs-badge { background:#fff; border:1px solid var(--mbs-border); border-radius:4px; padding:4px 8px; font-size:11px; font-weight:600; }

/* ── Payment Methods ──────────────────────────────────────────────────────── */
.mbs-payment-methods { display:flex; flex-direction:column; gap:10px; }
.mbs-pm-option {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px 18px;
    border: 2px solid var(--mbs-border);
    border-radius: var(--mbs-radius);
    cursor: pointer;
    transition: all .2s;
}
.mbs-pm-option input[type=radio] { accent-color: var(--mbs-primary); width:16px; height:16px; }
.mbs-pm-option.selected { border-color: var(--mbs-primary); background:#f0f4ff; }
.mbs-pm-icon  { font-size:24px; }
.mbs-pm-info  { display:flex; flex-direction:column; gap:2px; }
.mbs-pm-info strong { font-size:14px; }
.mbs-pm-info span   { font-size:12px; color:var(--mbs-muted); }
.mbs-card-brands { display:flex; gap:6px; margin-top:4px; }
.mbs-card-brands img { height:20px; }
.mbs-secure-note { font-size:12px; color:var(--mbs-muted); text-align:center; margin-top:16px; }
.mbs-info-box { background:#fef9ec; border:1px solid #f6d860; border-radius:var(--mbs-radius); padding:20px; }
.mbs-info-box h4 { margin:0 0 8px; color:#92400e; }
.mbs-info-box p  { font-size:13px; margin:0 0 16px; }

/* ── Confirmation Step ────────────────────────────────────────────────────── */
.mbs-confirmation-wrapper { text-align:center; padding:40px 20px; }
.mbs-check-anim {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: var(--mbs-green);
    color: #fff;
    font-size: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
    animation: mbs-pop .4s ease;
}
@keyframes mbs-pop { 0%{transform:scale(0)} 70%{transform:scale(1.1)} 100%{transform:scale(1)} }
.mbs-confirm-box { text-align:left; background:var(--mbs-bg); border-radius:var(--mbs-radius); padding:20px; margin:20px 0; }
.mbs-next-steps { text-align:left; background:#f0f4ff; border-radius:var(--mbs-radius); padding:20px; margin:20px 0; }
.mbs-next-steps h3 { margin-top:0; font-size:15px; color:var(--mbs-primary); }
.mbs-next-steps ul { margin:0; padding-left:0; list-style:none; }
.mbs-next-steps li { padding:6px 0; font-size:13px; border-bottom:1px solid var(--mbs-border); }
.mbs-next-steps li:last-child { border:none; }

/* ── Sidebar Summary ─────────────────────────────────────────────────────── */
.mbs-summary-card {
    background: var(--mbs-primary);
    color: #fff;
    border-radius: var(--mbs-radius);
    padding: 24px;
    margin-bottom: 16px;
}
.mbs-summary-card h3 { margin:0 0 20px; font-size:16px; }
.mbs-sum-row { display:flex; align-items:flex-start; gap:12px; margin-bottom:14px; }
.mbs-sum-icon { font-size:18px; padding-top:2px; }
.mbs-sum-row small  { display:block; opacity:.7; font-size:11px; margin-bottom:2px; }
.mbs-sum-row strong { font-size:14px; }
.mbs-sum-total { display:flex; justify-content:space-between; align-items:center; padding-top:14px; }
.mbs-sum-total span  { font-size:15px; font-weight:600; }
.mbs-sum-total strong { font-size:22px; font-weight:700; }
.mbs-trust-list { display:flex; flex-direction:column; gap:12px; }
.mbs-trust-item { display:flex; gap:10px; align-items:flex-start; font-size:13px; }
.mbs-trust-item span { line-height:1.4; }
.mbs-trust-item a    { color:var(--mbs-primary); }

/* ── Dashboard Styles ────────────────────────────────────────────────────── */
.mbs-dash-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 24px;
    background: #fff;
    padding: 20px;
    border-radius: var(--mbs-radius);
    box-shadow: var(--mbs-shadow);
}
.mbs-dash-header h2 { margin:0 0 4px; font-size:20px; color:var(--mbs-primary); }
.mbs-dash-role { margin:0; font-size:13px; color:var(--mbs-muted); }
.mbs-dash-header .mbs-btn { margin-left:auto; }
.mbs-dash-stats {
    display: grid;
    grid-template-columns: repeat(3,1fr);
    gap: 16px;
    margin-bottom: 28px;
}
.mbs-dash-stat {
    background: #fff;
    border-radius: var(--mbs-radius);
    padding: 20px;
    text-align: center;
    box-shadow: var(--mbs-shadow);
}
.mbs-dash-stat strong { display:block; font-size:28px; color:var(--mbs-primary); }
.mbs-dash-stat span   { font-size:13px; color:var(--mbs-muted); }

/* ── Booking Cards ────────────────────────────────────────────────────────── */
.mbs-booking-list { display:flex; flex-direction:column; gap:12px; margin-bottom:24px; }
.mbs-booking-card {
    display: flex;
    gap: 16px;
    background: #fff;
    border-radius: var(--mbs-radius);
    padding: 16px;
    box-shadow: var(--mbs-shadow);
    border-left: 4px solid var(--mbs-primary);
    align-items: flex-start;
}
.mbs-booking-card.mbs-past-card { border-left-color: var(--mbs-border); opacity:.8; }
.mbs-bc-left  { text-align:center; flex-shrink:0; }
.mbs-bc-date  { font-size:22px; font-weight:700; color:var(--mbs-primary); line-height:1; }
.mbs-bc-year  { font-size:11px; color:var(--mbs-muted); }
.mbs-bc-main  { flex:1; min-width:0; }
.mbs-bc-main h4 { margin:0 0 6px; font-size:15px; }
.mbs-bc-main p  { margin:0 0 4px; font-size:13px; color:var(--mbs-muted); }
.mbs-bc-right { display:flex; flex-direction:column; align-items:flex-end; gap:8px; flex-shrink:0; }

/* ── Tabs ─────────────────────────────────────────────────────────────────── */
.mbs-tabs { display:flex; gap:4px; margin-bottom:20px; border-bottom:2px solid var(--mbs-border); }
.mbs-tab {
    padding: 10px 16px;
    border: none;
    background: none;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    color: var(--mbs-muted);
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    transition: all .2s;
}
.mbs-tab.active { color:var(--mbs-primary); border-bottom-color: var(--mbs-primary); font-weight:700; }
.mbs-tab-content { display:none; }
.mbs-tab-content.active { display:block; }

/* ── Meeting Link Row ─────────────────────────────────────────────────────── */
.mbs-meeting-link-row { display:flex; gap:8px; margin-top:8px; }
.mbs-meeting-input { flex:1; padding:8px 10px; border:1px solid var(--mbs-border); border-radius:6px; font-size:13px; }

/* ── Availability Builder ─────────────────────────────────────────────────── */
.mbs-avail-day { background:#fff; border:1px solid var(--mbs-border); border-radius:8px; padding:16px; margin-bottom:10px; }
.mbs-day-label { display:flex; align-items:center; gap:8px; font-weight:600; cursor:pointer; }
.mbs-day-slots { margin-top:12px; }
.mbs-day-slots.hidden { display:none; }
.mbs-slot-row { display:flex; align-items:center; gap:8px; margin-bottom:8px; }
.mbs-slot-row input[type=time] { padding:6px 10px; border:1px solid var(--mbs-border); border-radius:6px; font-size:13px; }
.mbs-remove-slot { background:none; border:1px solid var(--mbs-border); color:var(--mbs-red); padding:4px 8px; border-radius:4px; cursor:pointer; font-size:11px; }
.mbs-add-slot { margin-top:4px; }

/* ── Auth Panel ───────────────────────────────────────────────────────────── */
.mbs-auth-wrapper { max-width:480px; margin:0 auto; }
.mbs-auth-tabs { display:flex; border-bottom:2px solid var(--mbs-border); margin-bottom:24px; }
.mbs-auth-tab { flex:1; padding:12px; text-align:center; border:none; background:none; cursor:pointer; font-size:15px; font-weight:600; color:var(--mbs-muted); border-bottom:2px solid transparent; margin-bottom:-2px; }
.mbs-auth-tab.active { color:var(--mbs-primary); border-bottom-color:var(--mbs-primary); }
.mbs-auth-panel { display:none; }
.mbs-auth-panel.active { display:block; }
.mbs-auth-panel h2 { margin:0 0 20px; color:var(--mbs-primary); }
.mbs-role-selector { display:flex; gap:10px; margin-bottom:20px; }
.mbs-role-opt {
    flex:1; display:flex; flex-direction:column; align-items:center; gap:6px; padding:14px;
    border:2px solid var(--mbs-border); border-radius:var(--mbs-radius); cursor:pointer; transition:all .2s;
}
.mbs-role-opt.active { border-color:var(--mbs-primary); background:#f0f4ff; }
.mbs-role-opt input { display:none; }
.mbs-role-icon { font-size:24px; }
.mbs-remember { display:flex; align-items:center; gap:6px; font-size:13px; margin-bottom:16px; cursor:pointer; }
.mbs-divider { text-align:center; margin:16px 0; position:relative; }
.mbs-divider::before { content:''; position:absolute; left:0; top:50%; width:100%; height:1px; background:var(--mbs-border); }
.mbs-divider span { background:#fff; position:relative; padding:0 12px; color:var(--mbs-muted); font-size:13px; }

/* ── Status Badges ────────────────────────────────────────────────────────── */
.mbs-status-badge { padding:3px 10px; border-radius:20px; font-size:12px; font-weight:600; }
.mbs-status-pending   { background:#fef9c3; color:#854d0e; }
.mbs-status-paid      { background:#dcfce7; color:#166534; }
.mbs-status-confirmed { background:#dbeafe; color:#1e40af; }
.mbs-status-cancelled { background:#fee2e2; color:#991b1b; }
.mbs-status-completed { background:#f3f4f6; color:#374151; }

/* ── Misc ─────────────────────────────────────────────────────────────────── */
.mbs-msg      { margin-top:10px; font-size:13px; padding:8px 12px; border-radius:6px; display:none; }
.mbs-msg.error   { background:#fee2e2; color:var(--mbs-red); display:block; }
.mbs-msg.success { background:#dcfce7; color:var(--mbs-green); display:block; }
.mbs-empty-state { text-align:center; padding:40px; background:#fff; border-radius:var(--mbs-radius); }
.mbs-muted { color:var(--mbs-muted); font-size:13px; }
.mbs-text-green { color:var(--mbs-green); font-weight:600; }
.mbs-simple-table { width:100%; border-collapse:collapse; }
.mbs-simple-table th, .mbs-simple-table td { padding:10px 12px; text-align:left; border-bottom:1px solid var(--mbs-border); font-size:13px; }
.mbs-simple-table th { background:var(--mbs-bg); font-weight:600; }

/* ── Loading ──────────────────────────────────────────────────────────────── */
.mbs-loading { text-align:center; padding:20px; color:var(--mbs-muted); }
.mbs-spinner { display:inline-block; width:20px; height:20px; border:2px solid var(--mbs-border); border-top-color:var(--mbs-primary); border-radius:50%; animation:mbs-spin .7s linear infinite; margin-right:8px; vertical-align:middle; }
@keyframes mbs-spin { to { transform:rotate(360deg); } }