* { box-sizing: border-box; margin: 0; padding: 0; }
body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: #f3f4f6; color: #1f2937; line-height: 1.5;
}
.auth-container {
    max-width: 480px; margin: 60px auto; background: #fff;
    border-radius: 16px; box-shadow: 0 4px 24px rgba(0,0,0,0.08);
    overflow: hidden;
}
.tabs { display: flex; border-bottom: 1px solid #e5e7eb; }
.tab {
    flex: 1; padding: 16px; border: none; background: none;
    cursor: pointer; font-size: 16px; font-weight: 500; color: #6b7280;
}
.tab.active { color: #2563eb; border-bottom: 2px solid #2563eb; }
form {
    padding: 24px; display: flex; flex-direction: column; gap: 12px;
}
input {
    padding: 12px 16px; border: 1px solid #d1d5db;
    border-radius: 10px; font-size: 15px; transition: border-color .2s;
}
input:focus { outline: none; border-color: #2563eb; }
button[type="submit"], .btn-primary {
    padding: 12px; background: #2563eb; color: #fff;
    border: none; border-radius: 10px; font-size: 16px;
    cursor: pointer; font-weight: 500; transition: background .2s;
}
button[type="submit"]:hover, .btn-primary:hover { background: #1d4ed8; }
.dashboard { max-width: 900px; margin: 0 auto; padding: 24px; }
header {
    display: flex; justify-content: space-between; align-items: center;
    margin-bottom: 32px; flex-wrap: wrap; gap: 12px;
}
header h1 { font-size: 24px; font-weight: 700; }
.header-actions { display: flex; gap: 10px; }
.btn-secondary, .btn-danger {
    padding: 8px 16px; border-radius: 8px; border: 1px solid #d1d5db;
    background: #fff; cursor: pointer; font-size: 14px;
}
.btn-danger { color: #dc2626; border-color: #fecaca; }
.card {
    background: #fff; border-radius: 16px; padding: 24px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.06);
}
.info-grid {
    display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 12px; margin: 16px 0;
}
.actions { display: flex; gap: 12px; margin-top: 20px; flex-wrap: wrap; }
.step { margin-bottom: 28px; }
.step h3 { margin-bottom: 12px; font-size: 18px; }
.date-grid, .slots-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(110px, 1fr));
    gap: 12px; margin-top: 12px;
}
.date-btn, .slot-btn {
    padding: 14px 8px; border: 2px solid #e5e7eb;
    border-radius: 12px; background: #fff; cursor: pointer;
    text-align: center; transition: all .2s;
}
.date-btn:hover, .slot-btn:hover:not(:disabled) {
    border-color: #2563eb; color: #2563eb;
}
.date-btn.active {
    background: #2563eb; color: #fff; border-color: #2563eb;
}
.slot-btn:disabled {
    opacity: .5; cursor: not-allowed; background: #f9fafb;
}
.profile-form { max-width: 500px; }
a { color: #2563eb; }