.birth-date-field {
    position: relative;
    display: flex;
    align-items: center;
    gap: 8px;
    width: 100%;
}

.birth-date-field--row {
    flex: 1;
    justify-content: flex-end;
    min-width: 0;
}

.birth-date-field .birth-date-display {
    flex: 1;
    min-width: 0;
}

.birth-date-picker-btn {
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    border: 1px solid #e5e7eb;
    border-radius: 12px;
    background: #fff;
    color: #6b7280;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}

.birth-date-picker-btn:active {
    transform: scale(0.96);
    background: #f9fafb;
}

.birth-date-picker-modal {
    position: fixed;
    inset: 0;
    z-index: 12000;
    display: flex;
    align-items: flex-end;
    justify-content: center;
    background: rgba(15, 23, 42, 0.42);
    padding: 16px;
    box-sizing: border-box;
}

.birth-date-picker-modal[hidden] {
    display: none !important;
}

.birth-date-picker-sheet {
    width: min(100%, 420px);
    background: #fff;
    border-radius: 20px 20px 16px 16px;
    padding: 18px 16px calc(16px + env(safe-area-inset-bottom, 0px));
    box-shadow: 0 18px 48px rgba(15, 23, 42, 0.18);
}

.birth-date-picker-title {
    font-size: 16px;
    font-weight: 800;
    color: #111827;
    margin-bottom: 14px;
    text-align: center;
}

.birth-date-picker-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr 1fr;
    gap: 10px;
    margin-bottom: 16px;
}

.birth-date-picker-grid label {
    display: flex;
    flex-direction: column;
    gap: 6px;
    font-size: 11px;
    font-weight: 700;
    color: #6b7280;
    text-transform: uppercase;
}

.birth-date-picker-grid select {
    width: 100%;
    box-sizing: border-box;
    border: 1px solid #e5e7eb;
    border-radius: 12px;
    padding: 10px 8px;
    font-size: 15px;
    font-weight: 600;
    color: #111827;
    background: #fff;
    appearance: auto;
}

.birth-date-picker-hint {
    font-size: 12px;
    color: #6b7280;
    text-align: center;
    margin: -6px 0 12px;
}

.birth-date-picker-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
}

.birth-date-picker-actions button {
    height: 44px;
    border-radius: 12px;
    font-size: 14px;
    font-weight: 700;
    border: 0;
    cursor: pointer;
}

.birth-date-picker-actions [data-bdp-cancel] {
    background: #f3f4f6;
    color: #374151;
}

.birth-date-picker-actions [data-bdp-apply] {
    background: #cc5553;
    color: #fff;
}

.birth-date-picker-grid--year-input {
    grid-template-columns: 0.9fr 1.3fr 1fr;
}

.birth-date-picker-year-input {
    width: 100%;
    box-sizing: border-box;
    border: 1px solid #e5e7eb;
    border-radius: 12px;
    padding: 10px 8px;
    font-size: 16px;
    font-weight: 700;
    color: #111827;
    background: #fff;
    text-align: center;
    letter-spacing: 0.04em;
}

.birth-date-field--compact .birth-date-picker-btn {
    width: 36px;
    height: 36px;
    border-radius: 10px;
}

.birth-date-display.is-invalid {
    color: #dc2626 !important;
}

.birth-date-field--compact .birth-date-display.is-invalid,
.birth-date-field--inline-filter .birth-date-display.is-invalid {
    color: #dc2626 !important;
}

.birth-date-field--inline-filter {
    gap: 4px;
}

.birth-date-field--inline-filter .birth-date-display {
    font-size: 13px;
    padding: 0;
    border: 0;
    background: transparent;
}

.birth-date-field--inline-filter .birth-date-picker-btn {
    width: 32px;
    height: 32px;
    border: 0;
    background: transparent;
    color: #9ca3af;
}